CN101943503A - Air-conditioning refrigeration facility - Google Patents
Air-conditioning refrigeration facility Download PDFInfo
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- CN101943503A CN101943503A CN 201010271025 CN201010271025A CN101943503A CN 101943503 A CN101943503 A CN 101943503A CN 201010271025 CN201010271025 CN 201010271025 CN 201010271025 A CN201010271025 A CN 201010271025A CN 101943503 A CN101943503 A CN 101943503A
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Abstract
The invention discloses an air-conditioning refrigeration facility which comprises a compressing mechanism, a first four-way valve, a second four-way valve, a first throttle mechanism, a second throttle mechanism, a user side heat exchanger, a heat source side heat exchanger, a heater, a capillary pipe, a first flow control valve, a second flow control valve, a third flow control valve, a third one-way valve and a fourth one-way valve, wherein a high-pressure node of the first four-way valve is connected with the outlet end of the compressing mechanism through a 60th pipeline, a low-pressure node of the first four-way valve is connected with the inlet end of the compressing mechanism through a 63rd pipeline, any one of two reversing nodes of the first four-way valve is connected with the heater sequentially through a 64th pipeline, the outlet end of the third one-way valve, the inlet end of the third one-way valve, a 69th pipeline, a 53rd pipeline, the heat source side heat exchanger, the first throttle mechanism and a 52nd pipeline. The air-conditioning refrigeration facility has the advantages of simple structure and reliable operation, and can realize multiple functions of refrigeration, heating, production of hot water and the like.
Description
Technical field
The present invention relates to the multi-functional air conditioner water heater, belong to refrigeration technology field.
Background technology
The patent No. is 200710026952.0 patent of invention, relates to a kind of multifunctional heat pump hot-water multi-unit air conditioner, has separate refrigeration, heats, heats separately water separately, freezes simultaneously and heat water, heats and heat five kinds of functions such as water simultaneously.But it must be noted that: refrigeration and heat water function in the time of in this invention, the condensation heat that comes down to recycle in the process of refrigerastion and produced is produced hot water, its hot water amount is depended on refrigerating capacity, therefore, when above-mentioned air-conditioner is used for the bigger occasion of hot water amount, when perhaps using in the less time period of refrigerating capacity, the hot water amount who utilizes recuperation of heat to produce in refrigeration can not satisfy user's demand fully, so can influence the normal use of user's hot water under many circumstances; In addition, because the outdoor heat exchanger and the hot-water heater of this invention are to be connected in parallel, therefore, produce in the process of hot water in the double partly recuperation of heat of refrigeration in summer, promptly can not obtain higher hot water temperature, a part of high temperature sensible heat in the compressor air-discharging is wasted.
Summary of the invention
The purpose of this invention is to provide a kind of multiple functional, not only have the double recuperation of heat of refrigeration and produce hot water function, and have the operation of air conditioning systems that need freeze simultaneously and produce hot water function by the user, can in the whole year operation process, satisfy user's refrigeration, heating, domestic hot-water's demand.
In order to overcome the problem that above-mentioned technology exists, the technical scheme of technical solution problem of the present invention is:
1, a kind of operation of air conditioning systems, comprise compressing mechanism, first cross valve, user side heat exchanger, heat source side heat exchanger and first throttle mechanism, it is characterized in that: this operation of air conditioning systems also comprises second throttle mechanism, heater, first flow direction control valve, second flow direction control valve, the 3rd flow direction control valve, the 3rd check valve, the 4th check valve and second cross valve; Described second cross valve has high pressure node, low pressure node, often opens node, four connected nodes of normally closed node; The high pressure node of described first cross valve links to each other with the compressing mechanism port of export by the 60 pipeline, the low pressure node of first cross valve links to each other with the compressing mechanism arrival end by the 63 pipeline, any one node in two commutations of first cross valve node is successively by the 64 pipeline, the 3rd check valve port of export, the 3rd check valve arrival end, the 69 pipeline, the 53 pipeline, heat source side heat exchanger, first throttle mechanism, the 52 pipeline, heater, the 51 pipeline, first flow direction control valve, the 61 pipeline links to each other with another commutation node of first cross valve, described second flow direction control valve, one end links to each other with the 51 pipeline between first flow direction control valve and the heater, the second flow direction control valve other end links to each other with the 64 pipeline that the 3rd check valve port of export and first cross valve commutate between the node by the 62 pipeline, the high pressure node of described second cross valve links to each other by the 60 pipeline between the high pressure node of the 59 pipeline and the compressing mechanism port of export and first cross valve, the low pressure node of second cross valve links to each other by the 63 pipeline between the low pressure node of the 65 pipeline and the compressing mechanism arrival end and first cross valve, the node of often opening of second cross valve passes through the 67 pipeline successively, the user side heat exchanger, second throttle mechanism, the 56 pipeline, the 68 pipeline, the 4th check valve port of export, the 4th check valve arrival end links to each other with the 69 pipeline, described the 3rd flow direction control valve one end links to each other with the 52 pipeline between heater and the first throttle mechanism by the 54 pipeline, and the 3rd flow direction control valve other end linked to each other with the 68 pipeline with the 56 pipeline by the 55 pipeline while.
2, a kind of operation of air conditioning systems, comprise compressing mechanism, first cross valve, user side heat exchanger, heat source side heat exchanger and first throttle mechanism, it is characterized in that: this operation of air conditioning systems also comprises second throttle mechanism, heater, first flow direction control valve, second flow direction control valve, the 3rd flow direction control valve, the 3rd check valve, the 4th check valve, second cross valve and capillary; The high pressure node of described first cross valve links to each other with the compressing mechanism port of export by the 60 pipeline, the low pressure node of first cross valve links to each other with the compressing mechanism arrival end by the 63 pipeline, any one node in two commutations of first cross valve node is successively by the 64 pipeline, the 3rd check valve port of export, the 3rd check valve arrival end, the 69 pipeline, the 53 pipeline, heat source side heat exchanger, first throttle mechanism, the 52 pipeline, heater, the 51 pipeline, first flow direction control valve, the 61 pipeline links to each other with another commutation node of first cross valve, described second flow direction control valve, one end links to each other with the 51 pipeline between first flow direction control valve and the heater, the second flow direction control valve other end links to each other with the 64 pipeline that the 3rd check valve port of export and first cross valve commutate between the node by the 62 pipeline, the high pressure node of described second cross valve links to each other by the 60 pipeline between the high pressure node of the 59 pipeline and the compressing mechanism port of export and first cross valve, the low pressure node of second cross valve links to each other by the 63 pipeline between the low pressure node of the 65 pipeline and the compressing mechanism arrival end and first cross valve, the node of often opening of second cross valve passes through the 67 pipeline successively, the user side heat exchanger, second throttle mechanism, the 56 pipeline, the 68 pipeline, the 4th check valve port of export, the 4th check valve arrival end links to each other with the 69 pipeline, described capillary one end links to each other with the 65 pipeline, the capillary other end links to each other with the normally closed node of second cross valve by the 66 pipeline, described the 3rd flow direction control valve one end links to each other with the 52 pipeline between heater and the first throttle mechanism by the 54 pipeline, and the 3rd flow direction control valve other end linked to each other with the 68 pipeline with the 56 pipeline by the 55 pipeline while.
3, a kind of operation of air conditioning systems, comprise compressing mechanism, first cross valve, user side heat exchanger, heat source side heat exchanger and first throttle mechanism, it is characterized in that: this operation of air conditioning systems also comprises second throttle mechanism, the 3rd throttle mechanism, heater, first flow direction control valve, second flow direction control valve, the 3rd flow direction control valve, the 3rd check valve, the 4th check valve, second cross valve and capillary; The high pressure node of described first cross valve links to each other with the compressing mechanism port of export by the 60 pipeline, the low pressure node of first cross valve links to each other with the compressing mechanism arrival end by the 63 pipeline, any one node in two commutations of first cross valve node is successively by the 64 pipeline, the 3rd check valve port of export, the 3rd check valve arrival end, the 69 pipeline, the 53 pipeline, heat source side heat exchanger, first throttle mechanism, the 52 pipeline, the 3rd throttle mechanism, heater, the 51 pipeline, first flow direction control valve, the 61 pipeline links to each other with another commutation node of first cross valve, described second flow direction control valve, one end links to each other with the 51 pipeline between first flow direction control valve and the heater, the second flow direction control valve other end links to each other with the 64 pipeline that the 3rd check valve port of export and first cross valve commutate between the node by the 62 pipeline, the high pressure node of described second cross valve links to each other by the 60 pipeline between the high pressure node of the 59 pipeline and the compressing mechanism port of export and first cross valve, the low pressure node of second cross valve links to each other by the 63 pipeline between the low pressure node of the 65 pipeline and the compressing mechanism arrival end and first cross valve, the node of often opening of second cross valve passes through the 67 pipeline successively, the user side heat exchanger, second throttle mechanism, the 56 pipeline, the 68 pipeline, the 4th check valve port of export, the 4th check valve arrival end links to each other with the 69 pipeline, described capillary one end links to each other with the 65 pipeline, the capillary other end links to each other with the normally closed node of second cross valve by the 66 pipeline, described the 3rd flow direction control valve one end links to each other with the 52 pipeline between the 3rd throttle mechanism and the first throttle mechanism by the 54 pipeline, and the 3rd flow direction control valve other end linked to each other with the 68 pipeline with the 56 pipeline by the 55 pipeline while.
More than three schemes by in system, setting up a liquid reservoir, can do further improvement, the connected mode of liquid reservoir is: second throttle mechanism links to each other with liquid reservoir by the 56 pipeline, described the 4th check valve port of export links to each other with liquid reservoir by the 68 pipeline, described the 3rd flow direction control valve one end links to each other with the 54 pipeline, and the 3rd flow direction control valve other end links to each other with any place of liquid reservoir, the 56 pipeline or the 68 pipeline by the 55 pipeline.
The present invention compared with prior art, its beneficial effect is:
1. in running, multiple function be can realize as required, hot water, refrigeration, heating produced;
2. not only can be in refrigeration, the condensation heat that relies on recuperation of heat to utilize in the process of refrigerastion to be produced, and can freeze simultaneously by user's needs and heat;
3. simple in structure, reliable operation, with low cost;
4. the present invention is applicable to industry and civilian refrigeration plant, is specially adapted to the occasion of refrigeration, heating and domestic hot-water's demand.
Description of drawings
Fig. 1 is the embodiment of the invention 1 structural representation;
Fig. 2 is that the embodiment of the invention 1 changes the scenario-frame schematic diagram;
Fig. 3 is that the embodiment of the invention 1 changes the scenario-frame schematic diagram;
Fig. 4 is the embodiment of the invention 2 structural representations;
Fig. 5 is the embodiment of the invention 3 structural representations;
Fig. 6 is the embodiment of the invention 4 structural representations;
Fig. 7 is the embodiment of the invention 5 structural representations;
Fig. 8 is the embodiment of the invention 6 structural representations;
Fig. 9 is the embodiment of the invention 7 structural representations.
The specific embodiment
Below in conjunction with accompanying drawing content of the present invention is described in further detail.
As shown in Figure 1, present embodiment is a kind of air conditioner and water heater, is used for having the whole year refrigeration, heating and hot water demand's occasion.Entire equipment comprises following part: compressing mechanism 1, first cross valve 70, second cross valve 80, first throttle mechanism 4, second throttle mechanism 5, user side heat exchanger 3, heat source side heat exchanger 6, heater 8, capillary 9, first flow direction control valve 41, second flow direction control valve 42, the 3rd flow direction control valve 43, the 3rd check valve 23 and the 4th check valve 24; First throttle mechanism 4, second throttle mechanism 5, first flow direction control valve 41 and second flow direction control valve 42 are electric expansion valve; The 3rd flow direction control valve 43 is a magnetic valve.
The user side heat exchanger is user's refrigeration as evaporimeter 3 summers, and be user heating as condenser winter; Heat source side heat exchanger 6 both can be used as condenser, distributed the condensation heat that refrigeration produces in environment, also can be used as evaporimeter, absorbed heat from environment, was user's heating or production hot water; Heater 8 is hot-water heaters, and produce hot water for the user whole year.This operation of air conditioning systems can realize multiple function, and the workflow under each function is as described below respectively.
(1) hot water is produced in the double full recuperation of heat of refrigeration
Under this function, whole condensation heat that heater 8 utilizes refrigeration to be produced are produced hot water; User side heat exchanger 3 is user's cooling.
Scheme one
During work, first throttle mechanism 4 closes, second throttle mechanism, 5 operate as normal, and first flow direction control valve 41 is closed, second flow direction control valve 42 and the 3rd flow direction control valve 43 standard-sized sheets.
Its workflow is: after cold-producing medium is discharged from compressing mechanism 1 port of export, successively through the 60 pipeline 60, first cross valve, 70 high pressure nodes 71, first cross valve, 70 commutation nodes 74, the 64 pipeline 64, the 62 pipeline 62, second flow direction control valve 42, the 51 pipeline 51, heater 8, the 52 pipeline 52, the 54 pipeline 54, the 3rd flow direction control valve 43, the 55 pipeline 55, the 56 pipeline 56, second throttle mechanism 5, user side heat exchanger 3, the 67 pipeline 67, second cross valve 80 is often opened node 84, second cross valve, 80 low pressure nodes 83, the 65 pipeline 65, the 63 pipeline 63 is got back to compressing mechanism 1 arrival end.
Scheme two
During work, first throttle mechanism 4 closes, second throttle mechanism, 5 operate as normal, and first flow direction control valve 41 and the 3rd flow direction control valve 43 standard-sized sheets, second flow direction control valve 42 is closed.
Its workflow is: after cold-producing medium is discharged from compressing mechanism 1 port of export, successively through the 60 pipeline 60, first cross valve, 70 high pressure nodes 71, first cross valve, 70 commutation nodes 72, the 61 pipeline 61, first flow direction control valve 41, the 51 pipeline 51, heater 8, the 52 pipeline 52, the 54 pipeline 54, the 3rd flow direction control valve 43, the 55 pipeline 55, the 56 pipeline 56, second throttle mechanism 5, user side heat exchanger 3, the 67 pipeline 67, second cross valve 80 is often opened node 84, second cross valve, 80 low pressure nodes 83, the 65 pipeline 65, the 63 pipeline 63 is got back to compressing mechanism 1 arrival end.
(2) hot water is produced in the double partly recuperation of heat of refrigeration
Under this function, the part condensation heat that heater 8 utilizes refrigeration to be produced is produced hot water, and another part condensation heat enters environment by heat source side heat exchanger 6, and user side heat exchanger 3 is user's cooling.During work, first throttle mechanism 4 standard-sized sheets, second throttle mechanism, 5 operate as normal are used for the cold-producing medium throttling; First flow direction control valve 41 and the 3rd flow direction control valve 43 are closed, second flow direction control valve, 42 standard-sized sheets.
Its workflow is: after cold-producing medium is discharged from compressing mechanism 1 port of export, successively through the 60 pipeline 60, first cross valve, 70 high pressure nodes 71, first cross valve, 70 commutation nodes 74, the 64 pipeline 64, the 62 pipeline 62, second flow direction control valve 42, the 51 pipeline 51, heater 8, the 52 pipeline 52, first throttle mechanism 4, heat source side heat exchanger 6, the 53 pipeline 53, the 69 pipeline 69, the 4th check valve 24 arrival ends, the 4th check valve 24 ports of export, the 68 pipeline 68, the 56 pipeline 56, second throttle mechanism 5, user side heat exchanger 3, the 67 pipeline 67, second cross valve 80 is often opened node 84, second cross valve, 80 low pressure nodes 83, the 65 pipeline 65, the 63 pipeline 63 is got back to compressing mechanism 1 arrival end.
(3) need freeze simultaneously by the user and produce hot water
Under this function, refrigerating capacity and hot water amount can be according to user's needs while independent regulation.At this moment, heat source side heat exchanger 6 draw heat from environment, user side heat exchanger 3 is user's cooling, condensation heat that refrigeration is produced and the heat of drawing from environment all are used to produce hot water in heater 8.During work, first throttle mechanism 4, second throttle mechanism 5 be operate as normal all, is respectively applied for the refrigerant flow of regulating by heat source side heat exchanger 6 and user side heat exchanger 3; First flow direction control valve 41 and the 3rd flow direction control valve 43 standard-sized sheets, second flow direction control valve 42 is closed.
Its workflow is: after cold-producing medium is discharged from compressing mechanism 1 port of export, successively through the 60 pipeline 60, first cross valve, 70 high pressure nodes 71, first cross valve, 70 commutation nodes 72, the 61 pipeline 61, first flow direction control valve 41, the 51 pipeline 51, heater 8, the 52 pipeline 52, after coming out, the 52 pipeline 52 is divided into two-way, one the tunnel successively through the 54 pipeline 54, the 3rd flow direction control valve 43, the 55 pipeline 55, the 56 pipeline 56, second throttle mechanism 5, user side heat exchanger 3, the 67 pipeline 67, second cross valve 80 is often opened node 84, second cross valve, 80 low pressure nodes 83, the 65 pipeline 65, enter the 63 pipeline 63, first throttle mechanism 4 is passed through on another road successively, heat source side heat exchanger 6, the 53 pipeline 53, the 69 pipeline 69, the 3rd check valve 23 arrival ends, the 3rd check valve 23 ports of export, the 64 pipeline 64, first cross valve, 70 commutation nodes 74, first cross valve, 70 low pressure nodes 73, also enter the 63 pipeline 63, two-way is got back to compressing mechanism 1 arrival end after the 63 pipeline 63 mixes.
(4) produce hot water separately
Under this function, heat source side heat exchanger 6 draw heat from environment utilizes the heat of drawing, and produces hot water in heater 8.During work, first throttle mechanism 4 operate as normal, second throttle mechanism 5 cuts out; First flow direction control valve 41 and the 3rd flow direction control valve 43 standard-sized sheets, second flow direction control valve 42 is closed; Second cross valve, 80 high pressure nodes 81 link to each other with normally closed node 82.
Its workflow is: after cold-producing medium is discharged from compressing mechanism 1 port of export, successively through the 60 pipeline 60, first cross valve, 70 high pressure nodes 71, first cross valve, 70 commutation nodes 72, the 61 pipeline 61, first flow direction control valve 41, the 51 pipeline 51, heater 8, the 52 pipeline 52, first throttle mechanism 4, heat source side heat exchanger 6, the 53 pipeline 53, the 69 pipeline 69, the 3rd check valve 23 arrival ends, the 3rd check valve 23 ports of export, the 64 pipeline 64, first cross valve, 70 commutation nodes 74, first cross valve, 70 low pressure nodes 73, the 63 pipeline 63 is got back to compressing mechanism 1 arrival end.
(5) heating separately
Under this function, heat source side heat exchanger 6 draw heat from environment utilizes the heat of drawing, and is user's heating in user side heat exchanger 3.During work, first throttle mechanism 4 operate as normal, second throttle mechanism, 5 standard-sized sheets, first flow direction control valve 41 and second flow direction control valve 42 are closed, the 3rd flow direction control valve 43 standard-sized sheets.
Its workflow is: after cold-producing medium is discharged from compressing mechanism 1 port of export, successively through the 60 pipeline 60, the 59 pipeline 59, second cross valve, 80 high pressure nodes 81, second cross valve 80 is often opened node 84, the 67 pipeline 67, user side heat exchanger 3, second throttle mechanism 5, the 56 pipeline 56, the 55 pipeline 55, the 3rd flow direction control valve 43, the 54 pipeline 54, first throttle mechanism 4, heat source side heat exchanger 6, the 53 pipeline 53, the 69 pipeline 69, the 3rd check valve 23 arrival ends, the 3rd check valve 23 ports of export, the 64 pipeline 64, first cross valve, 70 commutation nodes 74, first cross valve, 70 low pressure nodes 73, the 63 pipeline 63 is got back to compressing mechanism 1 arrival end.
(6) heat simultaneously and produce hot water
Under this function, heat source side heat exchanger 6 draw heat from environment, the heat of being drawn, a part of is user's heating in user side heat exchanger 3, another part is produced hot water in heater 8.During work, first throttle mechanism 4, second throttle mechanism 5, first flow direction control valve 41 be operate as normal all, second throttle mechanism 5 and first flow direction control valve 41 are respectively applied for the refrigerant flow of regulating by user side heat exchanger 3 and heater 8, and first throttle mechanism 4 is used for the cold-producing medium throttling; Second flow direction control valve 42 is closed, the 3rd flow direction control valve 43 standard-sized sheets.
Its workflow is: after cold-producing medium is discharged from compressing mechanism 1 port of export, enter the 60 pipeline 60 and be divided into two-way, one the tunnel successively through the 59 pipeline 59, second cross valve, 80 high pressure nodes 81, second cross valve 80 is often opened node 84, the 67 pipeline 67, user side heat exchanger 3, second throttle mechanism 5, the 56 pipeline 56, the 55 pipeline 55, the 3rd flow direction control valve 43, the 54 pipeline 54, enter the 52 pipeline 52, another road is successively through first cross valve, 70 high pressure nodes 71, first cross valve, 70 commutation nodes 72, the 61 pipeline 61, first flow direction control valve 41, the 51 pipeline 51, heater 8, also enter the 52 pipeline 52, two-way is after the 52 pipeline 52 mixes, pass through first throttle mechanism 4 more successively, heat source side heat exchanger 6, the 53 pipeline 53, the 69 pipeline 69, the 3rd check valve 23 arrival ends, the 3rd check valve 23 ports of export, the 64 pipeline 64, first cross valve, 70 commutation nodes 74, first cross valve, 70 low pressure nodes 73, the 63 pipeline 63 is got back to compressing mechanism 1 arrival end.
(7) winter frost removing
When adopting contrary circulation hot gas defrosting, when utilizing user side heat exchanger 3 from indoor draw heat defrost, its workflow is held concurrently with refrigeration, and partly recuperation of heat production hot water function is identical.
Present embodiment scheme shown in Figure 1 when wherein capillary 9 is substituted by the 7th flow direction control valve 47 and the 7th check valve 27 respectively, has following two variation schemes.
Variation scheme one: capillary 9 is substituted (as shown in Figure 2) by the 7th flow direction control valve 47
Its connected mode is: the 7th flow direction control valve 47 1 ends link to each other with the 65 pipeline 65, and the 7th flow direction control valve 47 other ends link to each other with the normally closed node 82 of second cross valve 80 by the 66 pipeline 66.In the course of work, when the 7th flow direction control valve 47 is closed, can realize the above-described all functions of present embodiment scheme shown in Figure 1.In the practical application, the 7th flow direction control valve 47 can adopt magnetic valve or other to have the valve of turn-off function, as electric expansion valve.
Variation scheme two: capillary 9 is substituted (as shown in Figure 3) by the 7th check valve 27
Its connected mode is: the 7th check valve 27 arrival ends link to each other with the 65 pipeline 65, and the 7th check valve 27 ports of export link to each other with the normally closed node 82 of second cross valve 80 by the 66 pipeline 66.In the course of work, scheme shown in Figure 3 also can realize the above-described all functions of present embodiment scheme shown in Figure 1.
More than two variation schemes be applicable to all embodiment that have capillary 9 among the present invention.
Embodiment 2
As shown in Figure 4, present embodiment also is a kind of air conditioner and water heater, is used for having the whole year refrigeration, heating and hot water demand's occasion.With the difference of embodiment 1 be to have increased a liquid reservoir 50 in the system, its connected mode is: second throttle mechanism 5 links to each other with liquid reservoir 50 by the 56 pipeline 56, the 4th check valve 24 ports of export link to each other with liquid reservoir 50 by the 68 pipeline 68, the 3rd flow direction control valve 43 1 ends link to each other with the 54 pipeline 54, and the 3rd flow direction control valve 43 other ends link to each other with liquid reservoir the 50, the 56 pipeline 56 or the 68 pipeline 68 any places by the 55 pipeline 55.Shown in Figure 4, present embodiment the 55 pipeline 55 is to link to each other with liquid reservoir 50.
The above scheme of present embodiment has following two improvement projects by increase by one the 8th flow direction control valve 48 in system.
One: the eight flow direction control valve 48 1 ends of scheme link to each other with the middle gas supplementing opening A of compressing mechanism 1, and the 8th flow direction control valve 48 other ends link to each other with liquid reservoir 50.In the course of work, when the 8th flow direction control valve 48 was opened, this improvement project can realize the middle tonifying Qi of compression process, so can improve the service behaviour under the service behaviour of equipment, particularly low temperature environment.
Two: the eight flow direction control valve 48 1 ends of scheme link to each other with the 63 pipeline 63 between compressing mechanism 1 arrival end and first cross valve, the 70 low pressure nodes 73, and the 8th flow direction control valve 48 other ends link to each other with liquid reservoir 50.In the course of work, when the 8th flow direction control valve 48 was opened, this improvement project can make the cold-producing medium in the liquid reservoir 50 obtain bigger degree of supercooling.
In above-mentioned two improvement projects, the 8th flow direction control valve 48 can adopt electric expansion valve or other flow regulator.
Shown in Figure 4, when present embodiment is used for the multiple central air conditioner system, have two groups of user side heat exchangers 3 in the system at least, their connected mode is: an end of described user side heat exchanger 3 links to each other with the 67 pipeline 67 respectively, and the other end of described user side heat exchanger 3 links to each other with the 56 pipeline 56 by second throttle mechanism 5 respectively.
The above scheme of present embodiment is applicable to all embodiment of the present invention.
As shown in Figure 5, present embodiment still is a kind of air conditioner and water heater, is used for having the whole year refrigeration, heating and hot water demand's occasion.With the difference of embodiment 1 be to have increased by one the 3rd throttle mechanism 7 in the system, its connected mode is: the 3rd throttle mechanism 7 one ends link to each other with heater 8, and the 3rd throttle mechanism 7 other ends link to each other with the 54 pipeline 54 with first throttle mechanism 4 by the 52 pipeline 52 simultaneously.As shown in Figure 5, at this moment, first flow direction control valve 41 and second flow direction control valve 42 can be substituted by first check valve 21 and second check valve 22 respectively.
Their connected mode is: first check valve, 21 arrival ends link to each other with the 61 pipeline 61, first check valve, 21 ports of export link to each other with heater 8 by the 51 pipeline 51, second check valve, 22 ports of export link to each other with the 51 pipeline 51 between first check valve, 21 ports of export and the heater 8, and second check valve, 22 arrival ends link to each other with the 62 pipeline 62.
Present embodiment scheme shown in Figure 5 also can realize the function of embodiment 1 scheme shown in Figure 1, and its workflow is identical with the workflow of embodiment 1 corresponding function.In the course of work, the 3rd throttle mechanism 7 is used to control and regulate the refrigerant flow by heater 8.Under each function, the duty of three throttle mechanisms and the 3rd flow direction control valve 43 is as follows.
1) hot water is produced in the double full recuperation of heat of refrigeration
2) hot water is produced in the double partly recuperation of heat of refrigeration
3) need freeze simultaneously by the user and produce hot water
4) produce hot water separately
5) heating separately
6) heat simultaneously and produce hot water
7) winter frost removing (utilizing user side heat exchanger 3) from indoor draw heat defrost
The above scheme of present embodiment is applicable to all embodiment of the present invention.
As shown in Figure 6, present embodiment remains a kind of air conditioner and water heater, is used for having the whole year refrigeration, heating and hot water demand's occasion.With the difference of embodiment 1 be: compressing mechanism 1 is made up of low pressure compressor 1-1, high pressure compressor 1-2, the 5th check valve 25, the 6th check valve 26 and the 6th flow direction control valve 46.
Its connected mode is: low pressure compressor 1-1 arrival end links to each other with the 63 pipeline 63, the low pressure compressor 1-1 port of export is by the 5th check valve 25 arrival ends, the 5th check valve 25 ports of export link to each other with the 60 pipeline 60, the high pressure compressor 1-2 port of export links to each other with the 60 pipeline 60 of the 5th check valve 25 ports of export, high pressure compressor 1-2 arrival end is by the 6th check valve 26 ports of export, the 6th check valve 26 arrival ends link to each other with the 63 pipeline 63 of low pressure compressor 1-1 arrival end, the 6th flow direction control valve 46 1 ends link to each other with pipeline between the low pressure compressor 1-1 port of export and the 5th check valve 25 arrival ends, the 6th flow direction control valve 46 other ends link to each other with pipeline between the high pressure compressor 1-2 arrival end and the 6th check valve 26 ports of export, the 65 pipeline 65 1 ends link to each other with the low pressure node 83 of second cross valve 80, and pipeline between the 65 pipeline 65 other ends and the high pressure compressor 1-2 arrival end and the 6th check valve 26 ports of export or the pipeline between high pressure compressor 1-2 arrival end and the 6th flow direction control valve 46 link to each other.
As shown in Figure 6, present embodiment the 65 pipeline 65 other ends be with the high pressure compressor 1-2 arrival end and the 6th check valve 26 ports of export between pipeline link to each other.
Present embodiment scheme shown in Figure 6, when the 6th flow direction control valve 46 is closed, no matter low pressure compressor 1-1, high pressure compressor 1-2 are the separate unit operations, or parallel running, can realize the described function of embodiment 1 scheme shown in Figure 1; When the 6th flow direction control valve 46 standard-sized sheets, and low pressure compressor 1-1, when high pressure compressor 1-2 moves simultaneously, scheme shown in Figure 6 realizes producing separately in the process of hot water function in the winter time, can realize two thermal source twin-stage compressing hot pumps circulations.On the one hand, the cold-producing medium that utilizes medium temperature and medium pressure in user side heat exchanger 3 from user's hot-water heating system draw heat, on the other hand, utilize low-temperature low-pressure refrigerant in heat source side heat exchanger 6 from environment draw heat, heat of drawing from user's hot-water heating system and the heat of drawing from environment all are used to produce hot water in heater 8.
During two thermal source twin-stage compressing hot pump periodic duty, first throttle mechanism 4, second throttle mechanism, 5 operate as normal; First flow direction control valve 41, the 3rd flow direction control valve 43 and the 6th flow direction control valve 46 standard-sized sheets, second flow direction control valve 42 is closed; Low pressure compressor 1-1, high pressure compressor 1-2 move simultaneously.
Its workflow is: after cold-producing medium is discharged from the compressing mechanism 1 high pressure compressor 1-2 port of export, successively through the 60 pipeline 60, first cross valve, 70 high pressure nodes 71, first cross valve, 70 commutation nodes 72, the 61 pipeline 61, first flow direction control valve 41, the 51 pipeline 51, heater 8, the 52 pipeline 52, after coming out, the 52 pipeline 52 is divided into two-way, one the tunnel successively through the 54 pipeline 54, the 3rd flow direction control valve 43, the 55 pipeline 55, the 56 pipeline 56, second throttle mechanism 5, user side heat exchanger 3, the 67 pipeline 67, second cross valve 80 is often opened node 84, second cross valve, 80 low pressure nodes 83, the 65 pipeline 65, enter high pressure compressor 1-2 arrival end pipeline, first throttle mechanism 4 is passed through on another road successively, heat source side heat exchanger 6, the 53 pipeline 53, the 69 pipeline 69, the 3rd check valve 23 arrival ends, the 3rd check valve 23 ports of export, the 64 pipeline 64, first cross valve, 70 commutation nodes 74, first cross valve, 70 low pressure nodes 73, the 63 pipeline 63, low pressure compressor 1-1, the 6th flow direction control valve 46, also enter high pressure compressor 1-2 arrival end pipeline, two-way is got back to high pressure compressor 1-2 and is compressed once more after high pressure compressor 1-2 arrival end mixes.
The above scheme of present embodiment is applicable to all embodiment of the present invention.
As shown in Figure 7, present embodiment also is a kind of air conditioner and water heater, is used for having the whole year refrigeration, heating and hot water demand's occasion.With the difference of embodiment 1 be: adopt the 4th flow direction control valve 44 and the 5th flow direction control valve 45 to substitute second cross valve 80 and capillary 9.Its connected mode is: the 4th flow direction control valve 44 1 ends link to each other with user side heat exchanger 3 by the 67 pipeline 67, the 4th flow direction control valve 44 other ends link to each other by the 60 pipeline 60 between the high pressure node 71 of the 59 pipeline 59 and compressing mechanism 1 port of export and first cross valve 70, the 5th flow direction control valve 45 1 ends link to each other with the 67 pipeline 67 between user side heat exchanger 3 and the 4th flow direction control valve 44, and the 5th flow direction control valve 45 other ends link to each other by the 63 pipeline 63 between the low pressure node 73 of the 65 pipeline 65 and compressing mechanism 1 arrival end and first cross valve 70.
Present embodiment also can be realized the function of embodiment 1 scheme shown in Figure 1, and the workflow under each function is as described below respectively.
(1) hot water is produced in the double full recuperation of heat of refrigeration
Scheme one
During work, first throttle mechanism 4 closes, second throttle mechanism, 5 operate as normal, and first flow direction control valve 41 and the 4th flow direction control valve 44 are closed, second flow direction control valve 42, the 3rd flow direction control valve 43 and the 5th flow direction control valve 45 standard-sized sheets.
Its workflow is: after cold-producing medium is discharged from compressing mechanism 1 port of export, successively through the 60 pipeline 60, first cross valve, 70 high pressure nodes 71, first cross valve, 70 commutation nodes 74, the 64 pipeline 64, the 62 pipeline 62, second flow direction control valve 42, the 51 pipeline 51, heater 8, the 52 pipeline 52, the 54 pipeline 54, the 3rd flow direction control valve 43, the 55 pipeline 55, the 56 pipeline 56, second throttle mechanism 5, user side heat exchanger 3, the 67 pipeline 67, the 5th flow direction control valve 45, the 65 pipeline 65, the 63 pipeline 63 is got back to compressing mechanism 1 arrival end.
Scheme two
During work, first throttle mechanism 4 closes, second throttle mechanism, 5 operate as normal, and first flow direction control valve 41, the 3rd flow direction control valve 43 and the 5th flow direction control valve 45 standard-sized sheets, second flow direction control valve 42 and the 4th flow direction control valve 44 are closed.
Its workflow is: after cold-producing medium is discharged from compressing mechanism 1 port of export, successively through the 60 pipeline 60, first cross valve, 70 high pressure nodes 71, first cross valve, 70 commutation nodes 72, the 61 pipeline 61, first flow direction control valve 41, the 51 pipeline 51, heater 8, the 52 pipeline 52, the 54 pipeline 54, the 3rd flow direction control valve 43, the 55 pipeline 55, the 56 pipeline 56, second throttle mechanism 5, user side heat exchanger 3, the 67 pipeline 67, the 5th flow direction control valve 45, the 65 pipeline 65, the 63 pipeline 63 is got back to compressing mechanism 1 arrival end.
(2) hot water is produced in the double partly recuperation of heat of refrigeration
During work, first throttle mechanism 4 standard-sized sheets, second throttle mechanism, 5 operate as normal; First flow direction control valve 41, the 3rd flow direction control valve 43 and the 4th flow direction control valve 44 are closed, second flow direction control valve 42 and the 5th flow direction control valve 45 standard-sized sheets.
Its workflow is: after cold-producing medium is discharged from compressing mechanism 1 port of export, successively through the 60 pipeline 60, first cross valve, 70 high pressure nodes 71, first cross valve, 70 commutation nodes 74, the 64 pipeline 64, the 62 pipeline 62, second flow direction control valve 42, the 51 pipeline 51, heater 8, the 52 pipeline 52, first throttle mechanism 4, heat source side heat exchanger 6, the 53 pipeline 53, the 69 pipeline 69, the 4th check valve 24 arrival ends, the 4th check valve 24 ports of export, the 68 pipeline 68, the 56 pipeline 56, second throttle mechanism 5, user side heat exchanger 3, the 67 pipeline 67, the 5th flow direction control valve 45, the 65 pipeline 65, the 63 pipeline 63 is got back to compressing mechanism 1 arrival end.
(3) need freeze simultaneously by the user and produce hot water
During work, first throttle mechanism 4, second throttle mechanism 5 be operate as normal all, is respectively applied for the refrigerant flow of regulating by heat source side heat exchanger 6 and user side heat exchanger 3; First flow direction control valve 41, the 3rd flow direction control valve 43 and the 5th flow direction control valve 45 standard-sized sheets, second flow direction control valve 42 and the 4th flow direction control valve 44 are closed.
Its workflow is: after cold-producing medium is discharged from compressing mechanism 1 port of export, successively through the 60 pipeline 60, first cross valve, 70 high pressure nodes 71, first cross valve, 70 commutation nodes 72, the 61 pipeline 61, first flow direction control valve 41, the 51 pipeline 51, heater 8, the 52 pipeline 52, after coming out, the 52 pipeline 52 is divided into two-way, one the tunnel successively through the 54 pipeline 54, the 3rd flow direction control valve 43, the 55 pipeline 55, the 56 pipeline 56, second throttle mechanism 5, user side heat exchanger 3, the 67 pipeline 67, the 5th flow direction control valve 45, the 65 pipeline 65, enter the 63 pipeline 63, first throttle mechanism 4 is passed through on another road successively, heat source side heat exchanger 6, the 53 pipeline 53, the 69 pipeline 69, the 3rd check valve 23 arrival ends, the 3rd check valve 23 ports of export, the 64 pipeline 64, first cross valve, 70 commutation nodes 74, first cross valve, 70 low pressure nodes 73, also enter the 63 pipeline 63, two-way is got back to compressing mechanism 1 arrival end after the 63 pipeline 63 mixes.
(4) produce hot water separately
During work, first throttle mechanism 4 operate as normal, second throttle mechanism 5 cuts out; First flow direction control valve 41, the 3rd flow direction control valve 43 and the 5th flow direction control valve 45 standard-sized sheets, second flow direction control valve 42 and the 4th flow direction control valve 44 are closed.
Its workflow is: after cold-producing medium is discharged from compressing mechanism 1 port of export, successively through the 60 pipeline 60, first cross valve, 70 high pressure nodes 71, first cross valve, 70 commutation nodes 72, the 61 pipeline 61, first flow direction control valve 41, the 51 pipeline 51, heater 8, the 52 pipeline 52, first throttle mechanism 4, heat source side heat exchanger 6, the 53 pipeline 53, the 69 pipeline 69, the 3rd check valve 23 arrival ends, the 3rd check valve 23 ports of export, the 64 pipeline 64, first cross valve, 70 commutation nodes 74, first cross valve, 70 low pressure nodes 73, the 63 pipeline 63 is got back to compressing mechanism 1 arrival end.
(5) heating separately
During work, first throttle mechanism 4 operate as normal, second throttle mechanism, 5 standard-sized sheets, first flow direction control valve 41, second flow direction control valve 42 and the 5th flow direction control valve 45 are closed, the 3rd flow direction control valve 43 and the 4th flow direction control valve 44 standard-sized sheets.
Its workflow is: after cold-producing medium is discharged from compressing mechanism 1 port of export, successively through the 60 pipeline 60, the 59 pipeline 59, the 4th flow direction control valve 44, the 67 pipeline 67, user side heat exchanger 3, second throttle mechanism 5, the 56 pipeline 56, the 55 pipeline 55, the 3rd flow direction control valve 43, the 54 pipeline 54, first throttle mechanism 4, heat source side heat exchanger 6, the 53 pipeline 53, the 69 pipeline 69, the 3rd check valve 23 arrival ends, the 3rd check valve 23 ports of export, the 64 pipeline 64, first cross valve, 70 commutation nodes 74, first cross valve, 70 low pressure nodes 73, the 63 pipeline 63 is got back to compressing mechanism 1 arrival end.
(6) heat simultaneously and produce hot water
During work, first throttle mechanism 4, second throttle mechanism 5, first flow direction control valve 41 be operate as normal all, second throttle mechanism 5 and first flow direction control valve 41 are respectively applied for the refrigerant flow of regulating by user side heat exchanger 3 and heater 8, and first throttle mechanism 4 is used for the cold-producing medium throttling; Second flow direction control valve 42 and the 5th flow direction control valve 45 are closed, the 3rd flow direction control valve 43 and the 4th flow direction control valve 44 standard-sized sheets.
Its workflow is: after cold-producing medium is discharged from compressing mechanism 1 port of export, enter the 60 pipeline 60 and be divided into two-way, one the tunnel successively through the 59 pipeline 59, the 4th flow direction control valve 44, the 67 pipeline 67, user side heat exchanger 3, second throttle mechanism 5, the 56 pipeline 56, the 55 pipeline 55, the 3rd flow direction control valve 43, the 54 pipeline 54, enter the 52 pipeline 52, another road is successively through first cross valve, 70 high pressure nodes 71, first cross valve, 70 commutation nodes 72, the 61 pipeline 61, first flow direction control valve 41, the 51 pipeline 51, heater 8, also enter the 52 pipeline 52, two-way is after the 52 pipeline 52 mixes, pass through first throttle mechanism 4 more successively, heat source side heat exchanger 6, the 53 pipeline 53, the 69 pipeline 69, the 3rd check valve 23 arrival ends, the 3rd check valve 23 ports of export, the 64 pipeline 64, first cross valve, 70 commutation nodes 74, first cross valve, 70 low pressure nodes 73, the 63 pipeline 63 is got back to compressing mechanism 1 arrival end.
(7) winter frost removing
When adopting contrary circulation hot gas defrosting, when utilizing user side heat exchanger 3 from indoor draw heat defrost, its workflow is held concurrently with refrigeration, and partly recuperation of heat production hot water function is identical.
The described scheme of present embodiment is applicable to all embodiment of the present invention, but it must be noted that: when being used for embodiment 7 scheme shown in Figure 9, owing to do not have capillary 9 in the scheme shown in Figure 9, the 4th flow direction control valve 44 and the 5th flow direction control valve 45 are to substitute second cross valve 80.
As shown in Figure 8, present embodiment is a kind of air conditioner and water heater equally, is used for having the whole year refrigeration, heating and hot water demand's occasion.With the difference of embodiment 1 be: adopt a threeway flow direction control valve 10 to substitute second cross valve 80 and capillary 9.Its connected mode is: the Node B of often opening of threeway flow direction control valve 10 links to each other with user side heat exchanger 3 by the 67 pipeline 67, any one node D in 10 2 of the threeway flow direction control valves commutation node links to each other by the 60 pipeline 60 between the high pressure node 71 of the 59 pipeline 59 and compressing mechanism 1 port of export and first cross valve 70, and the 63 pipeline 63 that another commutation node C of threeway flow direction control valve 10 passes through between the low pressure node 73 of the 65 pipeline 65 and compressing mechanism 1 arrival end and first cross valve 70 links to each other.
Present embodiment also can be realized the function of embodiment 1 scheme shown in Figure 1, and the workflow under each function is identical with embodiment 5 relevant work flow processs.
The described scheme of present embodiment is applicable to all embodiment of the present invention, but it must be noted that: when being used for embodiment 7 scheme shown in Figure 9, owing to do not have capillary 9 in the scheme shown in Figure 9, threeway flow direction control valve 10 is alternative second cross valves 80.
Embodiment 7
As shown in Figure 9, the difference with embodiment 1 is: do not have capillary 9 in the system.Present embodiment scheme shown in Figure 9 also can realize all functions of embodiment 1 scheme shown in Figure 1.But, owing to disposed capillary 9 in the scheme shown in Figure 1, so can avoid the problem of second cross valve, 80 high-pressure air pipe hydrops.
The described scheme of present embodiment is applicable to all embodiment of the present invention.
In the scheme of above-mentioned all embodiment, one or more even all flow direction control valves of described flow direction control valve can both adopt magnetic valve, have the throttle mechanism of turn-off function or in the flow control device any one substitutes;
In above-mentioned all schemes, also can adopt magnetic valve, have one or more even all check valves in the throttle mechanism of turn-off function or any one alternative described first check valve 21, second check valve 22, the 3rd check valve 23, the 4th check valve 24, the 5th check valve 25, the 6th check valve 26 and the 7th check valve 27 in the flow control device.
Claims (10)
1. operation of air conditioning systems, comprise compressing mechanism (1), first cross valve (70), user side heat exchanger (3), heat source side heat exchanger (6) and first throttle mechanism (4), it is characterized in that: this operation of air conditioning systems also comprises second throttle mechanism (5), heater (8), first flow direction control valve (41), second flow direction control valve (42), the 3rd flow direction control valve (43), the 3rd check valve (23), the 4th check valve (24) and second cross valve (80); Described second cross valve (80) has high pressure node (81), low pressure node (83), often opens node (84), (82) four connected nodes of normally closed node; The high pressure node (71) of described first cross valve (70) links to each other with compressing mechanism (1) port of export by the 60 pipeline (60), the low pressure node (73) of first cross valve (70) links to each other with compressing mechanism (1) arrival end by the 63 pipeline (63), any one node (74) in (70) two commutations of first cross valve node is successively by the 64 pipeline (64), the 3rd check valve (23) port of export, the 3rd check valve (23) arrival end, the 69 pipeline (69), the 53 pipeline (53), heat source side heat exchanger (6), first throttle mechanism (4), the 52 pipeline (52), heater (8), the 51 pipeline (51), first flow direction control valve (41), the 61 pipeline (61) links to each other with another commutation node (72) of first cross valve (70), described second flow direction control valve (42) one ends link to each other with the 51 pipeline (51) between first flow direction control valve (41) and the heater (8), second flow direction control valve (42) other end links to each other with the 64 pipeline (64) that the 3rd check valve (23) port of export and first cross valve (70) commutate between the node (74) by the 62 pipeline (62), the high pressure node (81) of described second cross valve (80) links to each other by the 60 pipeline (60) between the high pressure node (71) of the 59 pipeline (59) and compressing mechanism (1) port of export and first cross valve (70), the low pressure node (83) of second cross valve (80) links to each other by the 63 pipeline (63) between the low pressure node (73) of the 65 pipeline (65) and compressing mechanism (1) arrival end and first cross valve (70), the node (84) of often opening of second cross valve (80) passes through the 67 pipeline (67) successively, user side heat exchanger (3), second throttle mechanism (5), the 56 pipeline (56), the 68 pipeline (68), the 4th check valve (24) port of export, the 4th check valve (24) arrival end links to each other with the 69 pipeline (69), described the 3rd flow direction control valve (43) one ends link to each other with the 52 pipeline (52) between heater (8) and the first throttle mechanism (4) by the 54 pipeline (54), and the 3rd flow direction control valve (43) other end passes through the 55 pipeline (55) while and links to each other with the 68 pipeline (68) with the 56 pipeline (56).
2. operation of air conditioning systems, comprise compressing mechanism (1), first cross valve (70), user side heat exchanger (3), heat source side heat exchanger (6) and first throttle mechanism (4), it is characterized in that: this operation of air conditioning systems also comprises second throttle mechanism (5), heater (8), first flow direction control valve (41), second flow direction control valve (42), the 3rd flow direction control valve (43), the 3rd check valve (23), the 4th check valve (24), second cross valve (80) and capillary (9); The high pressure node (71) of described first cross valve (70) links to each other with compressing mechanism (1) port of export by the 60 pipeline (60), the low pressure node (73) of first cross valve (70) links to each other with compressing mechanism (1) arrival end by the 63 pipeline (63), any one node (74) in (70) two commutations of first cross valve node is successively by the 64 pipeline (64), the 3rd check valve (23) port of export, the 3rd check valve (23) arrival end, the 69 pipeline (69), the 53 pipeline (53), heat source side heat exchanger (6), first throttle mechanism (4), the 52 pipeline (52), heater (8), the 51 pipeline (51), first flow direction control valve (41), the 61 pipeline (61) links to each other with another commutation node (72) of first cross valve (70), described second flow direction control valve (42) one ends link to each other with the 51 pipeline (51) between first flow direction control valve (41) and the heater (8), second flow direction control valve (42) other end links to each other with the 64 pipeline (64) that the 3rd check valve (23) port of export and first cross valve (70) commutate between the node (74) by the 62 pipeline (62), the high pressure node (81) of described second cross valve (80) links to each other by the 60 pipeline (60) between the high pressure node (71) of the 59 pipeline (59) and compressing mechanism (1) port of export and first cross valve (70), the low pressure node (83) of second cross valve (80) links to each other by the 63 pipeline (63) between the low pressure node (73) of the 65 pipeline (65) and compressing mechanism (1) arrival end and first cross valve (70), the node (84) of often opening of second cross valve (80) passes through the 67 pipeline (67) successively, user side heat exchanger (3), second throttle mechanism (5), the 56 pipeline (56), the 68 pipeline (68), the 4th check valve (24) port of export, the 4th check valve (24) arrival end links to each other with the 69 pipeline (69), described capillary (9) one ends link to each other with the 65 pipeline (65), capillary (9) other end links to each other with the normally closed node (82) of second cross valve (80) by the 66 pipeline (66), described the 3rd flow direction control valve (43) one ends link to each other with the 52 pipeline (52) between heater (8) and the first throttle mechanism (4) by the 54 pipeline (54), and the 3rd flow direction control valve (43) other end passes through the 55 pipeline (55) while and links to each other with the 68 pipeline (68) with the 56 pipeline (56).
3. operation of air conditioning systems, comprise compressing mechanism (1), first cross valve (70), user side heat exchanger (3), heat source side heat exchanger (6) and first throttle mechanism (4), it is characterized in that: this operation of air conditioning systems also comprises second throttle mechanism (5), the 3rd throttle mechanism (7), heater (8), first flow direction control valve (41), second flow direction control valve (42), the 3rd flow direction control valve (43), the 3rd check valve (23), the 4th check valve (24), second cross valve (80) and capillary (9); The high pressure node (71) of described first cross valve (70) links to each other with compressing mechanism (1) port of export by the 60 pipeline (60), the low pressure node (73) of first cross valve (70) links to each other with compressing mechanism (1) arrival end by the 63 pipeline (63), any one node (74) in (70) two commutations of first cross valve node is successively by the 64 pipeline (64), the 3rd check valve (23) port of export, the 3rd check valve (23) arrival end, the 69 pipeline (69), the 53 pipeline (53), heat source side heat exchanger (6), first throttle mechanism (4), the 52 pipeline (52), the 3rd throttle mechanism (7), heater (8), the 51 pipeline (51), first flow direction control valve (41), the 61 pipeline (61) links to each other with another commutation node (72) of first cross valve (70), described second flow direction control valve (42) one ends link to each other with the 51 pipeline (51) between first flow direction control valve (41) and the heater (8), second flow direction control valve (42) other end links to each other with the 64 pipeline (64) that the 3rd check valve (23) port of export and first cross valve (70) commutate between the node (74) by the 62 pipeline (62), the high pressure node (81) of described second cross valve (80) links to each other by the 60 pipeline (60) between the high pressure node (71) of the 59 pipeline (59) and compressing mechanism (1) port of export and first cross valve (70), the low pressure node (83) of second cross valve (80) links to each other by the 63 pipeline (63) between the low pressure node (73) of the 65 pipeline (65) and compressing mechanism (1) arrival end and first cross valve (70), the node (84) of often opening of second cross valve (80) passes through the 67 pipeline (67) successively, user side heat exchanger (3), second throttle mechanism (5), the 56 pipeline (56), the 68 pipeline (68), the 4th check valve (24) port of export, the 4th check valve (24) arrival end links to each other with the 69 pipeline (69), described capillary (9) one ends link to each other with the 65 pipeline (65), capillary (9) other end links to each other with the normally closed node (82) of second cross valve (80) by the 66 pipeline (66), described the 3rd flow direction control valve (43) one ends link to each other with the 52 pipeline (52) between the 3rd throttle mechanism (7) and the first throttle mechanism (4) by the 54 pipeline (54), and the 3rd flow direction control valve (43) other end passes through the 55 pipeline (55) while and links to each other with the 68 pipeline (68) with the 56 pipeline (56).
4. according to the described operation of air conditioning systems of arbitrary claim in claim 1 and 3, it is characterized in that having additional in the system liquid reservoir (50), described second throttle mechanism (5) links to each other with liquid reservoir (50) by the 56 pipeline (56), described the 4th check valve (24) port of export links to each other with liquid reservoir (50) by the 68 pipeline (68), described the 3rd flow direction control valve (43) one ends link to each other with the 54 pipeline (54), and the 3rd flow direction control valve (43) other end is by the 55 pipeline (55) and liquid reservoir (50), any place of the 56 pipeline (56) or the 68 pipeline (68) links to each other.
5. according to the described operation of air conditioning systems of arbitrary claim in claim 1 and 3, it is characterized in that having at least in the system two groups of user side heat exchangers (3), described user side heat exchanger (3) one ends link to each other with the 67 pipeline (67) respectively, and described user side heat exchanger (3) other end links to each other with the 56 pipeline (56) by second throttle mechanism (5) respectively.
6. according to the described operation of air conditioning systems of arbitrary claim in claim 1 and 3, it is characterized in that described compressing mechanism (1) is by low pressure compressor (1-1), high pressure compressor (1-2), the 5th check valve (25), the 6th check valve (26) and the 6th flow direction control valve (46) are formed, described low pressure compressor (1-1) arrival end links to each other with the 63 pipeline (63), described low pressure compressor (1-1) port of export is by the 5th check valve (25) arrival end, the 5th check valve (25) port of export links to each other with the 60 pipeline (60), described high pressure compressor (1-2) port of export links to each other with the 60 pipeline (60) of the 5th check valve (25) port of export, described high pressure compressor (1-2) arrival end is by described the 6th check valve (26) port of export, the 6th check valve (26) arrival end links to each other with the 63 pipeline (63) of described low pressure compressor (1-1) arrival end, described the 6th flow direction control valve (46) one ends link to each other with pipeline between low pressure compressor (1-1) port of export and the 5th check valve (25) arrival end, described the 6th flow direction control valve (46) other end links to each other with pipeline between high pressure compressor (1-2) arrival end and the 6th check valve (26) port of export, described the 65 pipeline (65) one ends link to each other with the low pressure node (83) of described second cross valve (80), and pipeline between described the 65 pipeline (65) other end and high pressure compressor (1-2) arrival end and the 6th check valve (26) port of export or the pipeline between high pressure compressor (1-2) arrival end and the 6th flow direction control valve (46) link to each other.
7. operation of air conditioning systems according to claim 1, it is characterized in that described second cross valve (80) is substituted by the 4th flow direction control valve (44) and the 5th flow direction control valve (45), described the 4th flow direction control valve (44) one ends link to each other with user side heat exchanger (3) by the 67 pipeline (67), the 4th flow direction control valve (44) other end links to each other by the 60 pipeline (60) between the high pressure node (71) of the 59 pipeline (59) and compressing mechanism (1) port of export and first cross valve (70), described the 5th flow direction control valve (45) one ends link to each other with the 67 pipeline (67) between user side heat exchanger (3) and the 4th flow direction control valve (44), and the 5th flow direction control valve (45) other end links to each other by the 63 pipeline (63) between the low pressure node (73) of the 65 pipeline (65) and compressing mechanism (1) arrival end and first cross valve (70).
8. operation of air conditioning systems according to claim 1, it is characterized in that described second cross valve (80) is substituted by a threeway flow direction control valve (10), the node (B) of often opening of described threeway flow direction control valve (10) links to each other with user side heat exchanger (3) by the 67 pipeline (67), any one node (C) in (10) two of the described threeway flow direction control valves commutation node links to each other by the 63 pipeline (63) between the low pressure node (73) of the 65 pipeline (65) and compressing mechanism (1) arrival end and first cross valve (70), and the 60 pipeline (60) that another node (D) that commutates of described threeway flow direction control valve (10) passes through between the high pressure node (71) of the 59 pipeline (59) and compressing mechanism (1) port of export and first cross valve (70) links to each other.
9. according to the described operation of air conditioning systems of arbitrary claim in claim 2 and 3, it is characterized in that described second cross valve (80) and capillary (9) are substituted by the 4th flow direction control valve (44) and the 5th flow direction control valve (45), described the 4th flow direction control valve (44) one ends link to each other with user side heat exchanger (3) by the 67 pipeline (67), the 4th flow direction control valve (44) other end links to each other by the 60 pipeline (60) between the high pressure node (71) of the 59 pipeline (59) and compressing mechanism (1) port of export and first cross valve (70), described the 5th flow direction control valve (45) one ends link to each other with the 67 pipeline (67) between user side heat exchanger (3) and the 4th flow direction control valve (44), and the 5th flow direction control valve (45) other end links to each other by the 63 pipeline (63) between the low pressure node (73) of the 65 pipeline (65) and compressing mechanism (1) arrival end and first cross valve (70).
10. according to the described operation of air conditioning systems of arbitrary claim in claim 2 and 3, it is characterized in that described second cross valve (80) and capillary (9) are substituted by a threeway flow direction control valve (10), the node (B) of often opening of described threeway flow direction control valve (10) links to each other with user side heat exchanger (3) by the 67 pipeline (67), any one node (C) in (10) two of the described threeway flow direction control valves commutation node links to each other by the 63 pipeline (63) between the low pressure node (73) of the 65 pipeline (65) and compressing mechanism (1) arrival end and first cross valve (70), and the 60 pipeline (60) that another node (D) that commutates of described threeway flow direction control valve (10) passes through between the high pressure node (71) of the 59 pipeline (59) and compressing mechanism (1) port of export and first cross valve (70) links to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102710257A CN101943503B (en) | 2010-07-24 | 2010-08-29 | Air-conditioning refrigeration facility |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010244617 | 2010-07-24 | ||
| CN201020277478 | 2010-07-24 | ||
| CN201010244617.X | 2010-07-24 | ||
| CN201020277478.6 | 2010-07-24 | ||
| CN2010102710257A CN101943503B (en) | 2010-07-24 | 2010-08-29 | Air-conditioning refrigeration facility |
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| CN101943503A true CN101943503A (en) | 2011-01-12 |
| CN101943503B CN101943503B (en) | 2012-04-11 |
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| CN2010205146420U Expired - Lifetime CN201819475U (en) | 2010-07-24 | 2010-08-29 | Air-conditioner refrigeration equipment |
| CN2010102710257A Expired - Fee Related CN101943503B (en) | 2010-07-24 | 2010-08-29 | Air-conditioning refrigeration facility |
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Cited By (4)
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| CN102419036A (en) * | 2011-10-31 | 2012-04-18 | 刘雄 | Three-way flow direction conversion device for refrigerant |
| CN104515195A (en) * | 2013-09-26 | 2015-04-15 | 海尔集团公司 | Air cooling multi-split air conditioner and control method thereof |
| CN104764249A (en) * | 2015-04-07 | 2015-07-08 | 珠海格力电器股份有限公司 | Air-conditioning hot water system |
| CN105180527A (en) * | 2015-09-07 | 2015-12-23 | 珠海格力电器股份有限公司 | Air conditioner, hot water system and control method |
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| CN201819475U (en) * | 2010-07-24 | 2011-05-04 | 刘雄 | Air-conditioner refrigeration equipment |
| CN102506520B (en) * | 2011-10-31 | 2014-12-10 | 刘雄 | Refrigeration equipment of air conditioner |
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| CN101776350A (en) * | 2010-01-09 | 2010-07-14 | 苏州大学 | Air conditioner and water heater integrated machine |
| CN201819475U (en) * | 2010-07-24 | 2011-05-04 | 刘雄 | Air-conditioner refrigeration equipment |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102419036A (en) * | 2011-10-31 | 2012-04-18 | 刘雄 | Three-way flow direction conversion device for refrigerant |
| CN102419036B (en) * | 2011-10-31 | 2016-06-29 | 刘雄 | Three-way flow direction conversion device for refrigerant |
| CN104515195A (en) * | 2013-09-26 | 2015-04-15 | 海尔集团公司 | Air cooling multi-split air conditioner and control method thereof |
| CN104764249A (en) * | 2015-04-07 | 2015-07-08 | 珠海格力电器股份有限公司 | Air-conditioning hot water system |
| CN105180527A (en) * | 2015-09-07 | 2015-12-23 | 珠海格力电器股份有限公司 | Air conditioner, hot water system and control method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101943503B (en) | 2012-04-11 |
| CN201819475U (en) | 2011-05-04 |
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