CN102269466A - Fresh air handling unit - Google Patents
Fresh air handling unit Download PDFInfo
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- CN102269466A CN102269466A CN2011101971201A CN201110197120A CN102269466A CN 102269466 A CN102269466 A CN 102269466A CN 2011101971201 A CN2011101971201 A CN 2011101971201A CN 201110197120 A CN201110197120 A CN 201110197120A CN 102269466 A CN102269466 A CN 102269466A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/56—Heat recovery units
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Abstract
A fresh air handling unit comprises a case and heat pump devices, wherein the case is composed of a fresh air channel and an air exhaust channel which are mutually independent, the fresh air channel comprises a fresh air inlet and a fresh air outlet, the air exhaust channel comprises an air exhaust inlet and an air exhaust outlet; the first heat pump device is composed of a first compressor, a first four-way valve, a first heat pump first heat exchanger, a first throttling device and a first heat pump second heat exchanger which are connected in sequence through a refrigerant pipeline; the fresh air handling unit also comprises a heat recovery device, wherein the heat recovery device comprises a separate type gravity assisted heat pipe, a separate type liquid pump circulation heat recovery device, an integral type heat pipe and the like, a heat recovery device first heat exchanger is arranged between the fresh air inlet of the fresh air channel and the first heat pump first heat exchanger, a heat recovery device second heat exchanger is arranged between the air exhaust inlet of the air exhaust channel and the first heat pump second heat exchanger. The fresh air handling unit has the characteristics of efficient recovery air exhaust heat, stable operation condition, precise control of fresh air air-out parameters, energy saving and the like.
Description
Technical field
The present invention relates to a kind of new blower fan group, particularly a kind of heat that reclaims air draft is lowered the temperature to new wind or the device of heat treated, belongs to the refrigeration air-conditioner field, is specially adapted to adopt the occasion of single flow all-air conditioning system.
Background technology
Along with fast development of society, many industrial production and process environments are huge to new wind demand, and strict to the constant temperature and humidity of environment, cause the operation energy consumption of air-conditioning system to rise violently, and have become to hinder industrial key factor.Reduce the air-conditioning system energy consumption and have great economic benefit and social benefit.
Traditional brand-new wind air handling process is that outdoor new wind is directly sent into the constant-temperature constant-humidity air-conditioner case, through surface cooling section, after hot arc, humidifier section are handled again, sends into indoor again; Indoor exhaust wind then directly is disposed to outdoor, causes new wind processing procedure energy consumption superelevation.Handle energy consumption for reducing new wind, in recent years, the air draft heat recovery technology is applied in the new wind processing procedure gradually, has proposed all kinds of heat recovery technologies.Wherein, the patent No. is that the disclosed air heat-recovery heat pump of 200920052154.X technical scheme is exactly to utilize net for air-source heat pump units to reclaim one of effective means of air draft heat.As shown in Figure 1, the flesh and blood of this technical scheme is: the air heat-recovery heat pump comprises the cabinet and first heat pump assembly, and wherein, cabinet is made of separate new wind passage and air exhaust passage; First heat pump assembly is linked in sequence by refrigerant line by first compressor, first cross valve, first heat pump, first heat exchanger, throttling arrangement and first heat pump, second heat exchanger and constitutes; First heat pump, first heat exchanger places in the new wind passage, and first heat pump, second heat exchanger places in the air exhaust passage.Summer, first heat pump, second heat exchanger was the condenser of first heat pump assembly during refrigerating operaton, and first heat pump, first heat exchanger is the evaporimeter of first heat pump assembly, and kind of refrigeration cycle is heat-obtaining from new wind, makes new wind cool-down dehumidification; Winter heating's circulation time, first heat pump, second heat exchanger is the evaporimeter of first heat pump assembly, and first heat pump, first heat exchanger is the condenser of first heat pump assembly, and kind of refrigeration cycle is heat-obtaining from air draft, and is disposed in the new wind, to heat new wind.
Said apparatus has utilized the principle of air source heat pump well, and the operation of summer in winter has all improved the condition of work of air source heat pump, has improved the runnability of heat pump more efficiently, has realized the heat recovery of new air draft simultaneously, but still has had the following disadvantages:
One, when the indoor and outdoor temperature difference is big, because the restriction of heat pump assembly design heat exchange area can't be reclaimed the heat of air draft more efficiently;
Two, when the indoor and outdoor temperature difference is big, still needs to start compressor and carry out recuperation of heat, need to consume certain energy;
Three, because technological requirement, resh air requirement is general constant can not be as the control measures of source pump, yet the outdoor new wind-warm syndrome degree fluctuation in winter is bigger, and heat pump assembly operation adjustable range broadens, and is unfavorable for the stable operation of heat pump assembly, particularly, cross when low when outdoor temperature, the condensation temperature of heat pump assembly is lower, and the compression ratio of compressor is less, the heat pump job insecurity, poor-performing.
For this reason, the new blower fan group technical scheme that develop that a kind of heat recovery efficiency is higher, indoor/outdoor temperature-difference need not to start compressor when big, the operation of heat pump operating mode is more stable is most important.
Summary of the invention
For these reasons, the objective of the invention is to have proposed a kind of new blower fan group, utilize the combination of heat reclamation device and heat pump assembly, the transfer of heat of indoor exhaust wind in new wind, is realized the recuperation of heat of air draft, have significant energy-efficient effect.
Technical solution of the present invention is as follows:
Scheme one: a kind of new blower fan group, comprise the cabinet and first heat pump assembly, wherein, cabinet is made of separate new wind passage and air exhaust passage, and new wind passage includes fresh inlet and new wind outlet, and air exhaust passage includes air draft import and wind exhausting outlet; First heat pump assembly is linked in sequence by refrigerant line by first compressor, first cross valve, first heat pump, first heat exchanger, first throttle device and first heat pump, second heat exchanger and constitutes; First heat pump, first heat exchanger places in the new wind passage, first heat pump, second heat exchanger places in the air exhaust passage, it is characterized in that: this new blower fan group also comprises heat reclamation device, described heat reclamation device is the separated gravity hot pipe heat reclamation device, and this heat reclamation device comprises heat reclamation device first heat exchanger, heat reclamation device second heat exchanger, heat-carrying agent first tube connector and heat-carrying agent second tube connector; Heat reclamation device first heat exchanger is between fresh inlet and first heat pump, first heat exchanger, and heat reclamation device second heat exchanger is between air draft import and first heat pump, second heat exchanger; First heat exchanger of heat reclamation device and second heat exchanger connect and compose a heat-carrying agent circulatory system by heat-carrying agent first tube connector and heat-carrying agent second tube connector.
Scheme two: a kind of new blower fan group, comprise the cabinet and first heat pump assembly, wherein, cabinet is made of separate new wind passage and air exhaust passage, and new wind passage includes fresh inlet and new wind outlet, and air exhaust passage includes air draft import and wind exhausting outlet; First heat pump assembly is linked in sequence by refrigerant line by first compressor, first cross valve, first heat pump, first heat exchanger, first throttle device and first heat pump, second heat exchanger and constitutes; First heat pump, first heat exchanger places in the new wind passage, first heat pump, second heat exchanger places in the air exhaust passage, it is characterized in that: this new blower fan group also comprises heat reclamation device, described heat reclamation device is a separate type liquid pump cycling hot retracting device, and this separate type liquid pump cycling hot retracting device comprises heat reclamation device first heat exchanger, recuperation of heat second heat exchanger, heat-carrying agent first tube connector, heat-carrying agent second tube connector and liquid pump; Heat reclamation device first heat exchanger is between fresh inlet and first heat pump, first heat exchanger, and heat reclamation device second heat exchanger is between air draft import and first heat pump, second heat exchanger; Liquid pump is arranged on heat-carrying agent second tube connector, and first heat exchanger of heat reclamation device and second heat exchanger constitute a heat-carrying agent circulatory system by heat-carrying agent first tube connector, heat-carrying agent second tube connector and the liquid pump that is arranged on heat-carrying agent second tube connector.
Scheme three: a kind of new blower fan group, comprise the cabinet and first heat pump assembly, wherein, cabinet is made of separate new wind passage and air exhaust passage, and new wind passage includes fresh inlet and new wind outlet, and air exhaust passage includes air draft import and wind exhausting outlet; First heat pump assembly is linked in sequence by refrigerant line by first compressor, first cross valve, first heat pump, first heat exchanger, first throttle device and first heat pump, second heat exchanger and constitutes; First heat pump, first heat exchanger places in the new wind passage, first heat pump, second heat exchanger places in the air exhaust passage, it is characterized in that: this new blower fan group also comprises heat reclamation device, the integrated thermal heat reclamation device of described heat reclamation device for constituting by a row or multi-row gravity assisted heat pipe that heat-carrying agent is housed, the top of integrated thermal heat reclamation device constitutes heat reclamation device first heat exchanger, and the bottom constitutes heat reclamation device second heat exchanger; Heat reclamation device first heat exchanger is between fresh inlet and first heat pump, first heat exchanger, and heat reclamation device second heat exchanger is between air draft import and first heat pump, second heat exchanger.
In such scheme one, scheme two and scheme three, described heat-carrying agent is liquid phase medium or gas-liquid phase transition medium.
In above-mentioned three kinds of technical schemes, another technical characterictic of the present invention is: described new blower fan group comprises second heat pump assembly, described second heat pump assembly is linked in sequence by refrigerant line by second compressor, second cross valve, second heat pump, first heat exchanger, second throttling arrangement and second heat pump, second heat exchanger and constitutes, between heat reclamation device first heat exchanger and first heat pump, first heat exchanger of second heat pump, first heat exchanger in new wind passage, between first heat pump, second heat exchanger and wind exhausting outlet of second heat pump, second heat exchanger in air exhaust passage.
In above-mentioned three kinds of technical schemes, another technical characterictic of the present invention is: can in described new wind passage new wind blower fan be set as required, between fresh inlet and heat reclamation device first heat exchanger, filter is set, front end in new wind outlet is provided with reheater and humidifier, and the air draft blower fan is set in air exhaust passage.
The employing technique scheme has the following advantages and gives prominence to effect:
One, on traditional heat pump heat recovery fresh air unit, adds heat reclamation device, when indoor and outdoor has the temperature difference, can freely or spend the seldom heat of cost recovery section air draft, realize the high efficiente callback of heat.
Two, when indoor/outdoor temperature-difference is big, can only adopt heat reclamation device to carry out recuperation of heat, and not open compressor, save a large amount of energy and expense.
Three, between new wind and air draft, adopt heat reclamation device to carry out recuperation of heat earlier, raise or reduce the temperature of new wind, the duty of heat pump is not changed greatly with the fluctuation of outdoor temperature, can make the duty of heat pump more stable, realize accurate more Temperature and Humidity Control.
Description of drawings
Fig. 1 is the structure principle chart of the disclosed air heat-recovery heat pump of prior art technical scheme.
Fig. 2 is the structure principle chart of first kind of embodiment of a kind of new blower fan group provided by the invention.
Fig. 3 is the structure principle chart of second kind of embodiment of a kind of new blower fan group provided by the invention.
Fig. 4 is the structure principle chart of the third embodiment of a kind of new blower fan group provided by the invention.
Fig. 5 is the structure principle chart of the 4th kind of embodiment of a kind of new blower fan group provided by the invention.
Fig. 6 is the structure principle chart of the 5th kind of embodiment of a kind of new blower fan group provided by the invention.
Wherein: the 1-cabinet; The new wind passage of 2-; The 3-air exhaust passage; The 4-fresh inlet; The new wind outlet of 5-; 6-air draft import; The 7-wind exhausting outlet; The 8-heat reclamation device; 9-heat reclamation device first heat exchanger; 10-heat reclamation device second heat exchanger; 11-heat-carrying agent first tube connector; 12-heat-carrying agent second tube connector; The 13-gravity assisted heat pipe; 14-first heat pump assembly; 15-first heat pump first heat exchanger; 16-first heat pump second heat exchanger; 17-first compressor; 18-first throttle device; 19-first cross valve; 20-second heat pump assembly; 21-second heat pump first heat exchanger; 22-second heat pump second heat exchanger; 23-second compressor; 24-second throttling arrangement; 25-second cross valve; The 26-liquid pump; The new wind blower fan of 27-; 28-air draft blower fan; The 29-filter; The 30-reheater; The 31-humidifier.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention, operation principle are described further.
Embodiment one:
Fig. 2 is the structure principle chart of first kind of embodiment of a kind of new blower fan group provided by the invention, comprise the cabinet 1 and first heat pump assembly 14, wherein, cabinet 1 is made of separate new wind passage 2 and air exhaust passage 3, new wind passage 2 includes fresh inlet 4 and new wind outlet 5, and air exhaust passage 3 includes air draft import 6 and wind exhausting outlet 7; First heat pump assembly 14 is linked in sequence by refrigerant line by first compressor 17, first cross valve 19, first heat pump, first heat exchanger 15, first throttle device 18 and first heat pump, second heat exchanger 16 and constitutes; First heat pump, first heat exchanger 15 places in the new wind passage 2, first heat pump, second heat exchanger 16 places in the air exhaust passage 3, it is characterized in that: this new blower fan group also comprises heat reclamation device 8, described heat reclamation device 8 is the separated gravity hot pipe heat reclamation device, and this heat reclamation device 8 comprises heat reclamation device first heat exchanger 9, heat reclamation device second heat exchanger 10, heat-carrying agent first tube connector 11 and heat-carrying agent second tube connector 12; Heat reclamation device first heat exchanger 9 is between fresh inlet 4 and first heat pump, first heat exchanger 15, and heat reclamation device second heat exchanger 10 is between air draft import 6 and first heat pump, second heat exchanger 16; First heat exchanger 9 of heat reclamation device and second heat exchanger 10 connect and compose a heat-carrying agent circulatory system by heat-carrying agent first tube connector 11 and heat-carrying agent second tube connector 12.
Unit is when summer operation, the circulation of heat pump assembly 14 running refrigeratings, outdoor new wind enters unit by fresh inlet 4, through passing through heat pump assembly first heat exchanger 15 again after 9 precoolings of heat reclamation device first heat exchanger, this moment, heat pump first heat exchanger 15 was as evaporimeter, new wind is carried out cooling and dehumidifying, send into indoor by new wind outlet 5 then; Indoor exhaust wind enters unit by air draft import 6, earlier through heat reclamation device second heat exchanger 10 recovery section colds, and then it is outdoor through discharging behind the heat pump assembly second heat exchanger 16 further extraction colds, this moment, heat pump assembly second heat exchanger 16 was as condenser, and heat pump assembly 14 is realized recuperation of heat to air draft by kind of refrigeration cycle.
When unit moves in the winter time, the circulation of heat pump assembly 14 operating heat pumps, outdoor new wind enters unit by fresh inlet 4, through passing through heat pump assembly first heat exchanger 15 again after 9 preheatings of heat reclamation device first heat exchanger, this moment, heat pump first heat exchanger 15 was as condenser, new wind is heated, send into indoor by new wind outlet 5 then; Indoor exhaust wind enters unit by air draft import 6, earlier through heat reclamation device second heat exchanger 10 recovery section heats, and then it is outdoor through discharging behind the heat pump assembly second heat exchanger 16 further extraction heats, this moment, heat pump assembly second heat exchanger 16 was as evaporimeter, and heat pump assembly 14 is realized recuperation of heat to air draft by heat pump cycle; Heat reclamation device 8 is a separated gravity hot pipe, in heat-carrying agent is arranged, heat-carrying agent cools off the back and enters in heat reclamation device second heat exchanger 10 by heat-carrying agent second tube connector 12 in heat reclamation device first heat exchanger 9, the evaporation back enters into heat reclamation device first heat exchanger 9 by heat-carrying agent first tube connector 11 in heat reclamation device second heat exchanger 10, circulate with this, realize the exchange heat between heat reclamation device first heat exchanger 9 and heat reclamation device second heat exchanger 10, thereby make heat reclamation device 8 realize the transmission of heat between new wind and air draft.
Embodiment two:
Fig. 3 is the structure principle chart of second kind of embodiment of a kind of new blower fan group provided by the invention, comprise the cabinet 1 and first heat pump assembly 14, wherein, cabinet 1 is made of separate new wind passage 2 and air exhaust passage 3, new wind passage 2 includes fresh inlet 4 and new wind outlet 5, and air exhaust passage 3 includes air draft import 6 and wind exhausting outlet 7; First heat pump assembly 14 is linked in sequence by refrigerant line by first compressor 17, first cross valve 19, first heat pump, first heat exchanger 15, first throttle device 18 and first heat pump, second heat exchanger 16 and constitutes; First heat pump, first heat exchanger 15 places in the new wind passage 2, and first heat pump, second heat exchanger 16 places in the air exhaust passage 3; It is characterized in that: this new blower fan group also comprises heat reclamation device 8, described heat reclamation device 8 is a separate type liquid pump cycling hot retracting device, and this separate type liquid pump cycling hot retracting device comprises heat reclamation device first heat exchanger 9, heat reclamation device second heat exchanger 10, heat-carrying agent first tube connector 11, heat-carrying agent second tube connector 12 and liquid pump 26; Heat reclamation device first heat exchanger 9 is between fresh inlet 4 and first heat pump, first heat exchanger 15, and heat reclamation device second heat exchanger 10 is between air draft import 6 and first heat pump, second heat exchanger 16; Liquid pump 26 is arranged on heat-carrying agent second tube connector 12, and first heat exchanger 9 of heat reclamation device and second heat exchanger 10 constitute a heat-carrying agent circulatory system by heat-carrying agent first tube connector 11, heat-carrying agent second tube connector 12 and the liquid pump 26 that is arranged on heat-carrying agent second tube connector 12.
Unit is when summer operation, the circulation of heat pump assembly 14 running refrigeratings, the liquid pump 5 that is arranged on heat-carrying agent second tube connector 12 is opened, outdoor new wind enters unit by fresh inlet 4, through passing through heat pump assembly first heat exchanger 15 again after 9 precoolings of heat reclamation device first heat exchanger, heat pump first heat exchanger 15 carries out cooling and dehumidifying as evaporimeter to new wind at this moment, sends into indoor by new wind outlet 5 then; Indoor exhaust wind enters unit by air draft import 6, earlier through heat reclamation device second heat exchanger 10 recovery section colds, and then it is outdoor through discharging behind the heat pump assembly second heat exchanger 16 further extraction colds, this moment, heat pump assembly second heat exchanger 16 was as condenser, and heat pump assembly 14 is realized recuperation of heat to air draft by kind of refrigeration cycle; Heat reclamation device 8 is a separate type liquid pump cycling hot retracting device, heat-carrying agent passes through liquid pump 26 in heat reclamation device first heat exchanger 9, heat-carrying agent first tube connector 11, heat reclamation device second heat exchanger 10 and 12 circulations of heat-carrying agent second tube connector, realize the exchange heat between heat reclamation device first heat exchanger 9 and heat reclamation device second heat exchanger 10, new wind, air draft are carried out heat exchange with heat reclamation device first heat exchanger 9, heat reclamation device second heat exchanger 10 respectively, thereby make heat reclamation device 8 realize the transmission of heat between new wind and air draft.
When unit moves in the winter time, the circulation of heat pump assembly 14 operating heat pumps, the liquid pump 5 that is arranged on heat-carrying agent second tube connector 12 is opened, outdoor new wind enters unit by fresh inlet 4, through passing through heat pump assembly first heat exchanger 15 again after 9 preheatings of heat reclamation device first heat exchanger, heat pump first heat exchanger 15 heats new wind as condenser at this moment, sends into indoor by new wind outlet 5 then; Indoor exhaust wind enters unit by air draft import 6, earlier through heat reclamation device second heat exchanger 10 recovery section heats, and then it is outdoor through discharging behind the heat pump assembly second heat exchanger 16 further extraction heats, this moment, heat pump assembly second heat exchanger 16 was as evaporimeter, and heat pump assembly 14 is realized recuperation of heat to air draft by heat pump cycle; Heat reclamation device 8 is a separate type liquid pump cycling hot retracting device, heat-carrying agent passes through liquid pump 26 in heat reclamation device first heat exchanger 9, heat-carrying agent first tube connector 11, heat reclamation device second heat exchanger 10 and 12 circulations of heat-carrying agent second tube connector, realize the exchange heat between heat reclamation device first heat exchanger 9 and heat reclamation device second heat exchanger 10, new wind, air draft are carried out heat exchange with heat reclamation device first heat exchanger 9, heat reclamation device second heat exchanger 10 respectively, thereby make heat reclamation device 8 realize the transmission of heat between new wind and air draft.
Embodiment three:
Fig. 4 is the structure principle chart of a kind of new the third embodiment of blower fan group provided by the invention, comprise the cabinet 1 and first heat pump assembly 14, wherein, cabinet 1 is made of separate new wind passage 2 and air exhaust passage 3, new wind passage 2 includes fresh inlet 4 and new wind outlet 5, and air exhaust passage 3 includes air draft import 6 and wind exhausting outlet 7; First heat pump assembly 14 is linked in sequence by refrigerant line by first compressor 17, first cross valve 19, first heat pump, first heat exchanger 15, first throttle device 18 and first heat pump, second heat exchanger 16 and constitutes; First heat pump, first heat exchanger 15 places in the new wind passage 2, first heat pump, second heat exchanger 16 places in the air exhaust passage 3, it is characterized in that: this new blower fan group also comprises heat reclamation device 8, the integrated thermal heat reclamation device of described heat reclamation device 8 for constituting by a row or multi-row gravity assisted heat pipe 13 that heat-carrying agent is housed, the top of integrated thermal heat reclamation device constitutes heat reclamation device first heat exchanger 9, and the bottom constitutes heat reclamation device second heat exchanger 10; Heat reclamation device first heat exchanger 9 is between fresh inlet 4 and first heat pump, first heat exchanger 15, and heat reclamation device second heat exchanger 10 is between air draft import 6 and first heat pump, second heat exchanger 16.
Unit is when summer operation, the circulation of heat pump assembly 14 running refrigeratings, outdoor new wind enters unit by fresh inlet 4, through passing through heat pump assembly first heat exchanger 15 again after 9 precoolings of heat reclamation device first heat exchanger, this moment, heat pump first heat exchanger 15 was as evaporimeter, new wind is carried out cooling and dehumidifying, send into indoor by new wind outlet 5 then; Indoor exhaust wind enters unit by air draft import 6, earlier through heat reclamation device second heat exchanger 10 recovery section colds, and then it is outdoor through discharging behind the heat pump assembly second heat exchanger 16 further extraction colds, this moment, heat pump assembly second heat exchanger 16 was as condenser, and heat pump assembly 14 is realized recuperation of heat to air draft by kind of refrigeration cycle.
When unit moves in the winter time, the circulation of heat pump assembly 14 operating heat pumps, outdoor new wind enters unit by fresh inlet 10, through passing through heat pump assembly first heat exchanger 15 again after 9 preheatings of heat reclamation device first heat exchanger, this moment, heat pump first heat exchanger 15 was as condenser, new wind is heated, send into indoor by new wind outlet 11 then; Indoor exhaust wind enters unit by air draft import 12, earlier through heat reclamation device second heat exchanger 10 recovery section heats, and then it is outdoor through discharging behind the heat pump assembly second heat exchanger 16 further extraction heats, this moment, heat pump assembly second heat exchanger 16 was as evaporimeter, and heat pump assembly 3 is realized recuperation of heat to air draft by heat pump cycle; In the heat reclamation device 8 heat-carrying agent is arranged, heat-carrying agent in heat reclamation device first heat exchanger 9 and heat reclamation device second heat exchanger 10 because the temperature difference and phase transformation transmission heat, and then the exchange heat between realization heat reclamation device first heat exchanger 9 and heat reclamation device second heat exchanger 10, thereby make heat reclamation device 2 realize the transmission of heats between new wind and air draft.
Embodiment four:
Fig. 5 is the structure principle chart of the 4th kind of embodiment of a kind of new blower fan group provided by the invention, itself and embodiment one, embodiment two and embodiment three differences are: added second heat pump assembly 20 in above three kinds of embodiment, described second heat pump assembly 20 is by second compressor 23, second cross valve 25, second heat pump, first heat exchanger 21, second throttling arrangement 24 and second heat pump, second heat exchanger 22 are by the refrigerant line formation that is linked in sequence, between heat reclamation device first heat exchanger 9 and first heat pump, first heat exchanger 15 of second heat pump, first heat exchanger 21 in new wind passage 2, between first heat pump, second heat exchanger 16 and wind exhausting outlet 7 of second heat pump, second heat exchanger 22 in air exhaust passage 3.
Unit is when summer operation, heat pump assembly 14, the circulation of heat pump assembly 2 20 running refrigeratings, outdoor new wind enters unit by fresh inlet 4, through after 9 precoolings of heat reclamation device first heat exchanger through heat pump assembly 2 first heat exchangers 21 cooling and dehumidifyings, pass through heat pump assembly first heat exchanger 15 cooling and dehumidifyings again, this moment, heat pump assembly 2 first heat exchangers 21 and heat pump first heat exchanger 15 were respectively the evaporimeter of two-stage heat pump, and new wind is carried out cooling and dehumidifying, sent into indoor by new wind outlet 5 then; Indoor exhaust wind enters unit by air draft import 6, earlier through heat reclamation device second heat exchanger 10 recovery section colds, outdoor through discharge after further extracting cold through heat pump assembly 2 second heat exchangers 22 again behind heat pump assembly second heat exchanger 16 then, this moment, heat pump assembly second heat exchanger 16 and heat pump assembly 2 second heat exchangers 22 were respectively as the condenser of two-stage heat pump, and heat pump assembly 3 and heat pump assembly 24 are realized step recuperation of heat to the air draft cold by heat pump cycle.
When unit moves in the winter time, heat pump assembly 14, the circulation of heat pump assembly 2 20 operating heat pumps, outdoor new wind enters unit by fresh inlet 4, through heating through heat pump assembly 2 first heat exchangers 21 after 9 preheatings of heat reclamation device first heat exchanger, again through 15 heating of heat pump assembly first heat exchanger, this moment, heat pump assembly 2 first heat exchangers 21 and heat pump first heat exchanger 15 were respectively the condenser of two-stage heat pump, and new wind is heated, and sent into indoor by new wind outlet 5 then; Indoor exhaust wind enters unit by air draft import 6, earlier through heat reclamation device second heat exchanger 10 recovery section heats, outdoor through discharge after further extracting heat through heat pump assembly 2 second heat exchangers 22 again behind heat pump assembly second heat exchanger 16 then, this moment, heat pump assembly second heat exchanger 16 and heat pump assembly 2 second heat exchangers 22 were respectively as the evaporimeter of two-stage heat pump, and heat pump assembly 14 and heat pump assembly 2 20 are realized step recuperation of heat to air draft by heat pump cycle; Heat reclamation device 8 is a separated gravity hot pipe, in heat-carrying agent is arranged, heat-carrying agent cools off the back and enters in heat reclamation device second heat exchanger 10 by heat-carrying agent second tube connector 12 in heat reclamation device first heat exchanger 9, the evaporation back enters into heat reclamation device first heat exchanger 9 by heat-carrying agent first tube connector 11 in heat reclamation device second heat exchanger 10, circulate with this, realize the exchange heat between heat reclamation device first heat exchanger 9 and heat reclamation device second heat exchanger 10, thereby make heat reclamation device 8 realize the transmission of heat between new wind and air draft.
Embodiment five:
Fig. 6 is the structure principle chart of the 5th kind of embodiment of a kind of new blower fan group provided by the invention, itself and embodiment one, embodiment two and embodiment three differences are: in described new wind passage 2 new wind blower fan 27 is set, between fresh inlet 4 and heat reclamation device first heat exchanger 9, filter 29 is set, reheater 30 and humidifier 31 is set at the front end of new wind outlet 5; Air draft blower fan 28 is set in air exhaust passage 3.
Unit is when summer operation, the circulation of heat pump assembly 14 running refrigeratings, reheater 8 is opened, humidifier 9 cuts out, outdoor new wind enters unit by fresh inlet 4, new wind blower fan 27 pressurizes to it, new wind filters through filter 29, pass through again after 9 precoolings of heat reclamation device first heat exchanger through heat pump assembly first heat exchanger 15, this moment, heat pump first heat exchanger 15 was as evaporimeter, new wind is carried out cooling and dehumidifying, and the new wind of low temperature and low humidity is heated to ventilation state point back by reheater 30 and sends into indoor by new wind outlet 5; Indoor exhaust wind enters unit by air draft import 6, earlier after 28 pressurizations of air draft blower fan, by heat reclamation device second heat exchanger 10 recovery section colds, and then it is outdoor through discharging behind the heat pump assembly second heat exchanger 16 further extraction colds, this moment, heat pump assembly second heat exchanger 16 was as condenser, and heat pump assembly 14 is realized recuperation of heat to air draft by kind of refrigeration cycle.
When unit moves in the winter time, the circulation of heat pump assembly 14 operating heat pumps, reheater 30 cuts out, and humidifier 31 is opened, outdoor new wind enters unit by fresh inlet 4, new wind blower fan 27 pressurizes to it, and new wind filters through filter 29, passes through after 9 preheatings of heat reclamation device first heat exchanger through heat pump assembly first heat exchanger 15 again, this moment, heat pump first heat exchanger 15 was as condenser, new wind is heated, and the new wind after the heating is sent into indoor by new wind outlet 5 again through humidifier 31 humidifications then; Indoor exhaust wind enters unit by air draft import 6, pass through heat reclamation device second heat exchanger 10 recovery section heats through air draft blower fan 28 pressurization backs earlier, and then it is outdoor through discharging behind the heat pump assembly second heat exchanger 16 further extraction heats, this moment, heat pump assembly second heat exchanger 16 was as evaporimeter, and heat pump assembly 14 is realized recuperation of heat to air draft by heat pump cycle; Heat reclamation device 8 is a separated gravity hot pipe, in heat-carrying agent is arranged, heat-carrying agent cools off the back and enters in heat reclamation device second heat exchanger 10 by heat-carrying agent second tube connector 12 in heat reclamation device first heat exchanger 9, the evaporation back enters into heat reclamation device first heat exchanger 9 by heat-carrying agent first tube connector 11 in heat reclamation device second heat exchanger 10, circulate with this, realize the exchange heat between heat reclamation device first heat exchanger 9 and heat reclamation device second heat exchanger 10, thereby make heat reclamation device 2 realize the transmission of heat between new wind and air draft.
Claims (6)
1. new blower fan group, comprise cabinet (1) and first heat pump assembly (14), wherein, cabinet (1) is made of separate new wind passage (2) and air exhaust passage (3), new wind passage (2) includes fresh inlet (4) and new wind outlet (5), and air exhaust passage (3) includes air draft import (6) and wind exhausting outlet (7); First heat pump assembly (14) by first compressor (17), first cross valve (19), first heat pump, first heat exchanger (15), first throttle device (18) and first heat pump, second heat exchanger (16) by the refrigerant line formation that is linked in sequence; First heat pump, first heat exchanger (15) places in the new wind passage (2), first heat pump, second heat exchanger (16) places in the air exhaust passage (3), it is characterized in that: this new blower fan group also comprises heat reclamation device (8), described heat reclamation device (8) is the separated gravity hot pipe heat reclamation device, and this heat reclamation device (8) comprises heat reclamation device first heat exchanger (9), heat reclamation device second heat exchanger (10), heat-carrying agent first tube connector (11) and heat-carrying agent second tube connector (12); Heat reclamation device first heat exchanger (9) is positioned between fresh inlet (4) and first heat pump, first heat exchanger (15), and heat reclamation device second heat exchanger (10) is positioned between air draft import (6) and first heat pump, second heat exchanger (16); First heat exchanger (9) of heat reclamation device connects and composes a heat-carrying agent circulatory system with second heat exchanger (10) by heat-carrying agent first tube connector (11) and heat-carrying agent second tube connector (12).
2. new blower fan group, comprise cabinet (1) and first heat pump assembly (14), wherein, cabinet (1) is made of separate new wind passage (2) and air exhaust passage (3), new wind passage (2) includes fresh inlet (4) and new wind outlet (5), and air exhaust passage (3) includes air draft import (6) and wind exhausting outlet (7); First heat pump assembly (14) by first compressor (17), first cross valve (19), first heat pump, first heat exchanger (15), first throttle device (18) and first heat pump, second heat exchanger (16) by the refrigerant line formation that is linked in sequence; First heat pump, first heat exchanger (15) places in the new wind passage (2), first heat pump, second heat exchanger (16) places in the air exhaust passage (3), it is characterized in that: this new blower fan group also comprises heat reclamation device (8), described heat reclamation device (8) is a separate type liquid pump cycling hot retracting device, and this separate type liquid pump cycling hot retracting device comprises heat reclamation device first heat exchanger (9), heat reclamation device second heat exchanger (10), heat-carrying agent first tube connector (11), heat-carrying agent second tube connector (12) and liquid pump (26); Heat reclamation device first heat exchanger (9) is positioned between fresh inlet (4) and first heat pump, first heat exchanger (15), and heat reclamation device second heat exchanger (10) is positioned between air draft import (6) and first heat pump, second heat exchanger (16); Liquid pump (26) is arranged on heat-carrying agent second tube connector (12), and first heat exchanger (9) of heat reclamation device and second heat exchanger (10) are by heat-carrying agent first tube connector (11), heat-carrying agent second tube connector (12) and be arranged on heat-carrying agent circulatory system of liquid pump (26) formation on heat-carrying agent second tube connector (12).
3. new blower fan group, comprise cabinet (1) and first heat pump assembly (14), wherein, cabinet (1) is made of separate new wind passage (2) and air exhaust passage (3), new wind passage (2) includes fresh inlet (4) and new wind outlet (5), and air exhaust passage (3) includes air draft import (6) and wind exhausting outlet (7); First heat pump assembly (14) by first compressor (17), first cross valve (19), first heat pump, first heat exchanger (15), first throttle device (18) and first heat pump, second heat exchanger (16) by the refrigerant line formation that is linked in sequence; First heat pump, first heat exchanger (15) places in the new wind passage (2), first heat pump, second heat exchanger (16) places in the air exhaust passage (3), it is characterized in that: this new blower fan group also comprises heat reclamation device (8), the integrated thermal heat reclamation device of described heat reclamation device (8) for constituting by a row or multi-row gravity assisted heat pipe (13) that heat-carrying agent is housed, the top of integrated thermal heat reclamation device constitutes heat reclamation device first heat exchanger (9), and the bottom constitutes heat reclamation device second heat exchanger (10); Heat reclamation device first heat exchanger (9) is positioned between fresh inlet (4) and first heat pump, first heat exchanger (15), and heat reclamation device second heat exchanger (10) is positioned between air draft import (6) and first heat pump, second heat exchanger (16).
4. according to claim 1,2 or 3 described a kind of new blower fan groups, it is characterized in that: described heat-carrying agent is liquid phase medium or gas-liquid phase transition medium.
5. according to claim 1,2 or 3 described a kind of new blower fan groups, it is characterized in that: described new blower fan group comprises second heat pump assembly (20), described second heat pump assembly (20) is by second compressor (23), second cross valve (25), second heat pump, first heat exchanger (21), second throttling arrangement (24) and second heat pump, second heat exchanger (22) are by the refrigerant line formation that is linked in sequence, second heat pump, first heat exchanger (21) is positioned between heat reclamation device first heat exchanger (9) and first heat pump, first heat exchanger (15) of new wind passage (2), and second heat pump, second heat exchanger (22) is positioned between first heat pump, second heat exchanger (16) and wind exhausting outlet (7) of air exhaust passage (3).
6. according to claim 1,2 or 3 described a kind of new blower fan groups, it is characterized in that: new wind blower fan (27) is set in described new wind passage (2), between fresh inlet (4) and heat reclamation device first heat exchanger (9) filter (29) is set, the front end that exports (5) at new wind is provided with reheater (30) and humidifier (31); Air draft blower fan (28) is set in air exhaust passage (3).
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011101971201A CN102269466A (en) | 2011-07-14 | 2011-07-14 | Fresh air handling unit |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011101971201A CN102269466A (en) | 2011-07-14 | 2011-07-14 | Fresh air handling unit |
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| CN102269466A true CN102269466A (en) | 2011-12-07 |
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| CN2011101971201A Pending CN102269466A (en) | 2011-07-14 | 2011-07-14 | Fresh air handling unit |
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| CN103017277A (en) * | 2012-12-26 | 2013-04-03 | 东南大学 | Device for improving dehumidification ability in summer through ceiling radiation |
| CN104501566A (en) * | 2015-01-14 | 2015-04-08 | 合肥天鹅制冷科技有限公司 | Air source heat pump drying machine fully recycling exhaust waste heat |
| CN105091138A (en) * | 2015-08-31 | 2015-11-25 | 江苏知民通风设备有限公司 | Integrated fresh air machine |
| CN106052363A (en) * | 2016-07-07 | 2016-10-26 | 杭州莱鸿能源科技有限公司 | Heat recovery hot air drier |
| CN106225116A (en) * | 2016-09-08 | 2016-12-14 | 南通华信中央空调有限公司 | A kind of based on Heat Pump recovery and the efficient fresh air dehumidifier of double evaporating temperature |
| CN106322606A (en) * | 2016-11-07 | 2017-01-11 | 浙江微松冷链科技有限公司 | Constant-temperature heating and constant-humidity humidifying device |
| CN106839837A (en) * | 2016-12-23 | 2017-06-13 | 中国建筑科学研究院 | Gravity heat pipe heat exchanger capable of being switched between winter and summer in air conditioner and switching method thereof |
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| CN108895577A (en) * | 2018-05-22 | 2018-11-27 | 北京艾尔绿能科技有限公司 | A kind of new wind devices of Air-source Heat Pump of waste heat recycling |
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| CN103017277A (en) * | 2012-12-26 | 2013-04-03 | 东南大学 | Device for improving dehumidification ability in summer through ceiling radiation |
| CN103017277B (en) * | 2012-12-26 | 2015-02-18 | 东南大学 | Device for improving dehumidification ability in summer through ceiling radiation |
| CN104501566A (en) * | 2015-01-14 | 2015-04-08 | 合肥天鹅制冷科技有限公司 | Air source heat pump drying machine fully recycling exhaust waste heat |
| CN105091138A (en) * | 2015-08-31 | 2015-11-25 | 江苏知民通风设备有限公司 | Integrated fresh air machine |
| CN106052363A (en) * | 2016-07-07 | 2016-10-26 | 杭州莱鸿能源科技有限公司 | Heat recovery hot air drier |
| CN106225116B (en) * | 2016-09-08 | 2019-07-12 | 南通华信中央空调有限公司 | A kind of efficient fresh air dehumidifier based on heat pump recuperation of heat and double evaporating temperatures |
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| CN106322606A (en) * | 2016-11-07 | 2017-01-11 | 浙江微松冷链科技有限公司 | Constant-temperature heating and constant-humidity humidifying device |
| CN106839837A (en) * | 2016-12-23 | 2017-06-13 | 中国建筑科学研究院 | Gravity heat pipe heat exchanger capable of being switched between winter and summer in air conditioner and switching method thereof |
| CN106839837B (en) * | 2016-12-23 | 2023-09-12 | 中国建筑科学研究院有限公司 | Gravity heat pipe heat exchanger capable of being switched in winter and summer in air conditioner and switching method thereof |
| CN107477672A (en) * | 2017-08-10 | 2017-12-15 | 四川建源节能科技有限公司 | The new blower fan of high-efficiency filtering and purifying |
| CN107477672B (en) * | 2017-08-10 | 2019-12-17 | 四川建源节能科技有限公司 | High-efficient filtration purifies new fan |
| CN107477740A (en) * | 2017-09-08 | 2017-12-15 | 青岛大学 | A kind of fresh air treatment system using two phase flow separate heat pipe temperature control |
| CN108895577A (en) * | 2018-05-22 | 2018-11-27 | 北京艾尔绿能科技有限公司 | A kind of new wind devices of Air-source Heat Pump of waste heat recycling |
| CN111623463A (en) * | 2020-06-08 | 2020-09-04 | 刘长庚 | Heat exchanger energy recovery device |
| CN111928408A (en) * | 2020-08-15 | 2020-11-13 | 天津大学 | Heat pipe waste heat recovery and reheating fresh air system |
| CN112503680A (en) * | 2020-11-30 | 2021-03-16 | 同济大学 | Full-working-condition efficient fresh air fan for heat recovery of multistage heat pump |
| CN112503680B (en) * | 2020-11-30 | 2022-02-18 | 同济大学 | Full-working-condition efficient fresh air fan for heat recovery of multistage heat pump |
| CN113007919A (en) * | 2021-02-07 | 2021-06-22 | 浙江理工大学 | Air compression heat pump device for laboratory animal room |
| CN113007919B (en) * | 2021-02-07 | 2023-01-31 | 浙江理工大学 | Air compression heat pump device for experimental animal room |
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| CN113137777A (en) * | 2021-04-01 | 2021-07-20 | 青岛海尔空调电子有限公司 | Air conditioning system with humidity control function |
| CN113137776A (en) * | 2021-04-01 | 2021-07-20 | 青岛海尔空调电子有限公司 | Air conditioning system with humidity adjusting function |
| CN114076363A (en) * | 2021-11-24 | 2022-02-22 | 美的集团武汉制冷设备有限公司 | Fresh air equipment control method, fresh air equipment, storage medium and device |
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| WO2023093286A1 (en) * | 2021-11-24 | 2023-06-01 | 广东美的制冷设备有限公司 | Fresh air device control method and apparatus, storage medium, and fresh air device |
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Application publication date: 20111207 |