CN1888674A - Air conditioner equiped with auxiliary heater and controlling method thereof - Google Patents
Air conditioner equiped with auxiliary heater and controlling method thereof Download PDFInfo
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- CN1888674A CN1888674A CN 200510013970 CN200510013970A CN1888674A CN 1888674 A CN1888674 A CN 1888674A CN 200510013970 CN200510013970 CN 200510013970 CN 200510013970 A CN200510013970 A CN 200510013970A CN 1888674 A CN1888674 A CN 1888674A
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Abstract
This invention is a kind of air conditioner quipped with assistant heater and its controlling method. This air conditioner includes: assistant heater for quickly settling heating load; heater driving part for operating or stopping the assistant heater; blowing out temperature sensor part for sensing indoor blowing out temperature; outdoor temperature sensor part for sensing outdoor temperature; microprocessor. When outdoor temperature is lower than the set temperature, in order to compensate the decreased indoor blowing out temperature due to defrosting operation, the microprocessor controls the heater driving part to control the defrosting operation and heating operation at the same time. Indoor blowing out temperature is sensed independently. This invention can increase heating efficiency.
Description
Technical field
The invention belongs to filed of air conditioning, particularly relate to a kind of air-conditioner and control method thereof that is equipped with auxiliary heater, especially relevant according to the indoor indoor running that blows out temperature control auxiliary heater that blows out the perception of temperature sense part, improve the air-conditioner and the control method thereof of heating efficiency.
Background technology
In general, air-conditioner is mainly as refrigerating machine, by a certain amount of refrigerant of compression, evaporation and condensation, will carry out the cold air that heat exchange produces according to the evaporation of refrigerant and surrounding air and utilize fan to indoor discharge.
But universal recently have the refrigeration of heat-production functions or heat two-purpose air conditioner.Air-conditioner carries out compression, evaporation and the condensation cycle of refrigerant to opposite direction, and along with the condensation of refrigerant, refrigerant and surrounding air is carried out heat exchange and the hot-air that produces utilizes fan to indoor discharge.
Such refrigeration or the formation that heats two-purpose air conditioner as shown in Figure 1, off-premises station 6a comprises by the compressor 1a that refrigerant is compressed into high-temperature high-pressure state; Change the cubic valve 2a that freezes or heat running; With the refrigerant and the outdoor air heat exchange of compression, the outdoor heat converter 4a of warm highly pressurised liquid refrigerant in being condensed into; Expand through the refrigerant of outdoor heat converter, make the refrigerant decompression be the expansion valve 3a of low-temp low-pressure state; Outdoor fan 5a from the outdoor heat converter liberated heat constitutes to outdoor discharge.
In addition, the indoor set 7a that utilizes the refrigerant conduit to be connected with off-premises station 6a comprises by the indoor fan 9a that makes the cold air of emitting through the indoor heat converter 8a of the refrigerant of expansion valve and room air heat exchange with to indoor discharge indoor heat converter constituting.As mentioned above, as through refrigerant circulation, air-conditioner carries out indoor refrigerating function, if according to the conversion of cubic valve 2a, the refrigerant loop direction is opposite, carries out the indoor heating function.
In conjunction with the accompanying drawings 2 and Fig. 3 illustrate that the thin portion of the air-conditioner of such formation constitutes and method of operation, and its shortcoming is described below.
At first, indoor set 7a comprises the power supply unit 1 by power supply, the conduit temperature sense part 2 of the indoor conduit temperature of perception, and the indoor temperature sense part 3 of perception indoor temperature constitutes.In addition, indoor set 7a also includes: the result of input sense part 2,3 perception, simultaneously according to user's the control instruction and the micro computer communication of off-premises station, and be output as the control signal that determines refrigerant decrement and loop direction, drive the indoor micro computer 5 of load drive division 4.
In addition, off-premises station 6a comprises the conduit temperature sense part 6 by the outdoor conduit temperature of perception; By accepting control signal with indoor micro computer portion 5 communications, the outdoor micro computer portion 7 of control outdoor unit components; According to the control of outdoor micro computer portion 7, rotary fan, the motor driving part 8 that passes air into or discharge; According to freezing or heating the cross valve drive division 9 that operation mode is changed the refrigerant loop direction; Drive driven compressor portion 10 formations of the compressor that is compression refrigerant according to control signal.
Method of operation below in conjunction with the such prior art air-conditioner that constitutes of accompanying drawing 3 explanations.Heating operation mode, relatively the desired temperature of user's input and present indoor temperature.(L1 is if L2) indoor temperature height needn't heat running, so compressor, outdoor fan, indoor fan and cross valve all shut down.
But,, after sense part is judged indoor conduit temperature, compare with the X degree of having set if indoor temperature is low.(L3, L4) when indoor conduit temperature be X degree following the time, stop indoor fan, running compressor, outdoor fan and cross valve, (L5), judge in the time of the operation office for train receiving departure internal fan behind the outdoor conduit temperature to compare with the X1 degree of having set if indoor conduit temperature is higher.(L6，L7)
If outdoor conduit temperature is below the X1 degree of having set, the running compressor, if the running that defrosts (L8) in addition than X1 degree height, judges whether to set the defrosting running.(L9)
Do not set or outdoor conduit temperature high than the X2 degree time when defrosting running, directly heat running in order not defrost running, cross valve, compressor, indoor fan and outdoor fan all turn round.(L10，L11)
As mentioned above, the prior art air-conditioner is if indoor temperature is low than desired temperature, according to indoor conduit temperature control running, if above-mentioned in addition indoor conduit temperature is than X degree height, according to outdoor conduit temperature control running, especially, when outdoor temperature sharply descends, along with outdoor conduit temperature drops to the degree less than X1, carry out to removing the defrosting running (that is cooling operation) of outdoor heat converter surface frost, so the at this moment indoor temperature that blows out descends the shortcoming that exists heating performance to descend.
Summary of the invention
Even the present invention provides a kind of in the process of carrying out turning round for the defrosting of removing the frost of implantation on the outdoor temperature decline outdoor heat converter for solving the technical problem that exists in the prior art, according to the indoor temperature running auxiliary heater that blows out, prevent that the indoor temperature that blows out from descending, can improve the air-conditioner and the control method thereof of the outfit auxiliary heater of heating efficiency thus
The technical scheme that the present invention takes for the technical problem that exists in the solution prior art is:
The present invention is equipped with the air-conditioner of auxiliary heater, comprise by perception indoor blow out temperature blow out the temperature sense part; The outdoor temperature sense part of sensing outside temperature; Also to comprise in order removing rapidly and to heat load and append the auxiliary heater of outfit; Running or the heater-driven portion that stops auxiliary heater; When outdoor temperature when design temperature is low more, in order to compensate the indoor temperature that blows out that descends because of the defrosting running, control defrosting running and the micro computer portion formation that heats running in the time of the control heater drive division.
Described micro computer portion comprises by the control instruction that receives the user and the indoor set micro computer portion of output control signal after setting information; Receive control signal with the portion's communication of indoor set micro computer, and constitute according to the off-premises station micro computer portion of control signal control driving cross valve, compressor, fan electromotor and auxiliary heater.
In addition, the present invention is equipped with the air-conditioner control method of auxiliary heater, comprises by heating operation mode, when the present indoor temperature of the desired temperature of user's input is low, understands indoor conduit temperature and indoor the 1st stage that blows out temperature; When the indoor conduit temperature of understanding in below the design temperature, understand the 2nd stage of outdoor conduit temperature and outdoor temperature in the time of the operation office for train receiving departure internal fan; When the outdoor temperature of understanding when design temperature is low more, the running that defrosts, in addition when the X1 degree is above, relatively deciphering indoor blows out temperature and the 3rd stage of design temperature; Comparative result, only indoor blow out temperature low in the running auxiliary heater, and remove the 4th stage that heats running after the defrosting running and constitute.
Described the 2nd stage also includes: when indoor conduit temperature when design temperature is following, in order to improve conduit temperature, the indoor fan that shuts down, the process of running cross valve, compressor and outdoor fan.
Advantage and good effect that the present invention has are:
The present invention is equipped with the air-conditioner and the control method thereof of auxiliary heater, the independent indoor temperature that blows out of perception, when blowing out temperature decline because of the defrosting running is indoor, the auxiliary heater that turned round automatically before normally heating running is so have the effect that can improve heating efficiency.
Description of drawings
Fig. 1 is the formation schematic diagram of prior art air-conditioner;
Fig. 2 is that the thin portion of prior art air-conditioner constitutes block diagram;
Fig. 3 is a prior art air-conditioner control method programme diagram;
Fig. 4 is that the air-conditioner that is equipped with auxiliary heater of the present invention constitutes block diagram;
Fig. 5 is the air-conditioner method of operation programme diagram that is equipped with auxiliary heater of the present invention.
The specific embodiment
Describe preferred embodiment of the present invention in detail below in conjunction with accompanying drawing.Fig. 4 is that the air-conditioner of outfit auxiliary heater of the present invention constitutes block diagram, and Fig. 5 is the air-conditioner control method programme diagram that is equipped with auxiliary heater of the present invention.
At first, indoor set comprises the power supply unit 11 by power supply, the conduit temperature sense part 12 of the indoor conduit temperature of perception; The indoor temperature sense part 13 of the present indoor temperature of perception constitutes.In addition, indoor set also includes: receive the result by sense part 12,13 perception, simultaneously after the micro computer communication according to user's control instruction and off-premises station, be output as the control signal of decision refrigerant decrement and loop direction, drive the indoor micro computer 15 of load drive division 14.
Here, air-conditioner of the present invention is equipped with auxiliary heater, so indoor micro computer is according to controlling the heater-driven portion 17 that drives above-mentioned auxiliary heater from the indoor indoor temperature that blows out that blows out 16 inputs of temperature sense part that blows out temperature of perception.
And off-premises station comprises the conduit temperature sense part 26 by the outdoor conduit temperature of perception; By with 15 communications of indoor micro computer portion, receive the outdoor micro computer portion 27 of control outdoor unit components after the control signal; According to the control of outdoor micro computer portion 27, rotary fan, the motor driving part 28 that passes air into or discharge; According to freezing or heating the cross valve drive division 29 that operation mode is changed the refrigerant loop direction; Drive driven compressor portion 30 formations of the compressor that is compression refrigerant according to control signal.
At this moment, the outdoor conduit temperature of off-premises station perception of the present invention is simultaneously owing to being equipped with outdoor temperature sense part 24, so sensing outside temperature.The outdoor micro computer portion 27 of temperature information is connected the running of control heater drive division 25 with the heater-driven portion 25 that drives auxiliary heater according to outdoor temperature outside the receiving chamber.
Fig. 5 is an air-conditioner control method programme diagram of the present invention, and it is described in detail as follows:
Heating operation mode, relatively the desired temperature of user's input and present indoor temperature.(S1 is if S2) indoor temperature height needn't heat running, so compressor, outdoor fan, indoor fan and cross valve all stop.
But,, understand indoor conduit temperature and the indoor temperature that blows out from sense part if indoor temperature is low.At first, indoor conduit temperature and the X degree of having set are compared.(S4)
When indoor conduit temperature when the X degree is following, indoor fan and heater are stopped, but running compressor, outdoor fan and cross valve, improve indoor conduit temperature (S5), if indoor conduit temperature is than X degree height, the operation office for train receiving departure internal fan is meanwhile understood outdoor conduit temperature and outdoor temperature.(S6)
If the outdoor temperature of understanding is low than the X1 degree, the running that defrosts if in addition more than the X1 degree, owing to be set with the defrosting running, is the running that defrosts when following of X2 degree at outdoor conduit temperature.(S9，S10)
When setting defrosting running or outdoor conduit temperature are not higher than the X2 degree, whether drive more indoor temperature and the X3 degree of blowing out in order to determine not carry out defrosting turning round but driving auxiliary heater or normally heat to turn round.(S11)
If the indoor temperature that blows out more than the X3 degree, do not drive auxiliary heater or will drive in auxiliary heater after, in order normally to heat running, remove the defrosting running, compressor, outdoor fan, indoor fan and cross valve in addition turn round.(S12, S14) opposite, the auxiliary heater if the indoor temperature that blows out than X3 degree height, turns round prevents to be descended by the indoor temperature that blows out that the defrosting running causes, improves heating efficiency, normally heats running afterwards.(S13，S14)
As mentioned above; accompanying drawings be equipped with the air-conditioner and the control method thereof of auxiliary heater of the present invention; but embodiment that the present invention can not be put down in writing in this specification and accompanying drawing limit, and one of ordinary skill in the art can propose the various deformation example in technological thought protection domain of the present invention.
Claims (4)
1, a kind of air-conditioner that is equipped with auxiliary heater, air-conditioner be refrigeration or heat two-purpose air conditioner, comprise by perception indoor blow out temperature blow out the temperature sense part; The outdoor temperature sense part of sensing outside temperature; To it is characterized in that also comprising in order removing rapidly and to heat load and append the auxiliary heater of outfit; Running or the heater-driven portion that stops auxiliary heater; When outdoor temperature when design temperature is low more, in order to compensate the indoor temperature that blows out that descends because of the defrosting running, control defrosting running and the micro computer portion formation that heats running in the time of the control heater drive division.
2, the air-conditioner of outfit auxiliary heater according to claim 1 is characterized in that micro computer portion comprises by the control instruction that receives the user and the indoor set micro computer portion that exports control signal after setting information; Receive control signal with the portion's communication of indoor set micro computer, and constitute according to the off-premises station micro computer portion of control signal control driving cross valve, compressor, fan electromotor and auxiliary heater.
3, a kind of air-conditioner control method that is equipped with auxiliary heater is characterized in that comprising by heating operation mode, when the more present indoor temperature of the desired temperature of user's input is low, understands indoor conduit temperature and indoor the 1st stage that blows out temperature; When the indoor conduit temperature of understanding in below the design temperature, understand the 2nd stage of outdoor conduit temperature and outdoor temperature in the time of the operation office for train receiving departure internal fan; When the outdoor temperature of understanding when design temperature is low more, the running that defrosts, in addition when the X1 degree is above, relatively deciphering indoor blows out temperature and the 3rd stage of design temperature; Comparative result, only indoor blow out temperature low in the running auxiliary heater, and remove the 4th stage that heats running after the defrosting running and constitute.
4, the air-conditioner control method of outfit auxiliary heater according to claim 3, it is characterized in that the 2nd stage also included: when indoor conduit temperature when design temperature is following, in order to improve conduit temperature, the indoor fan that shuts down, the process of running cross valve, compressor and outdoor fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510013970 CN1888674A (en) | 2005-06-27 | 2005-06-27 | Air conditioner equiped with auxiliary heater and controlling method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510013970 CN1888674A (en) | 2005-06-27 | 2005-06-27 | Air conditioner equiped with auxiliary heater and controlling method thereof |
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| Publication Number | Publication Date |
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| CN1888674A true CN1888674A (en) | 2007-01-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510013970 Pending CN1888674A (en) | 2005-06-27 | 2005-06-27 | Air conditioner equiped with auxiliary heater and controlling method thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101929720A (en) * | 2010-09-03 | 2010-12-29 | 广东美的电器股份有限公司 | Electricity auxiliary heating control method of air conditioner |
| CN101067504B (en) * | 2007-06-06 | 2012-03-21 | 中国扬子集团滁州扬子空调器有限公司 | Defrosting method of strong heat air conditioner |
| CN103851752A (en) * | 2012-12-04 | 2014-06-11 | 邯郸美的制冷设备有限公司 | Air conditioner and control method thereof |
| CN110895027A (en) * | 2018-09-13 | 2020-03-20 | 珠海格力电器股份有限公司 | Defrosting control method and device, storage medium and processor |
| CN111174372A (en) * | 2019-12-31 | 2020-05-19 | 珠海格力电器股份有限公司 | Air conditioner control method and device, storage medium and air conditioner |
| CN111174371A (en) * | 2019-12-31 | 2020-05-19 | 珠海格力电器股份有限公司 | Control method and device of air conditioner, storage medium and air conditioner |
-
2005
- 2005-06-27 CN CN 200510013970 patent/CN1888674A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101067504B (en) * | 2007-06-06 | 2012-03-21 | 中国扬子集团滁州扬子空调器有限公司 | Defrosting method of strong heat air conditioner |
| CN101929720A (en) * | 2010-09-03 | 2010-12-29 | 广东美的电器股份有限公司 | Electricity auxiliary heating control method of air conditioner |
| CN103851752A (en) * | 2012-12-04 | 2014-06-11 | 邯郸美的制冷设备有限公司 | Air conditioner and control method thereof |
| CN110895027A (en) * | 2018-09-13 | 2020-03-20 | 珠海格力电器股份有限公司 | Defrosting control method and device, storage medium and processor |
| CN110895027B (en) * | 2018-09-13 | 2021-06-29 | 珠海格力电器股份有限公司 | Defrosting control method and device, storage medium and processor |
| CN111174372A (en) * | 2019-12-31 | 2020-05-19 | 珠海格力电器股份有限公司 | Air conditioner control method and device, storage medium and air conditioner |
| CN111174371A (en) * | 2019-12-31 | 2020-05-19 | 珠海格力电器股份有限公司 | Control method and device of air conditioner, storage medium and air conditioner |
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