CN103673381A - Novel full-year heat recovery air-cooled heat pump unit - Google Patents
Novel full-year heat recovery air-cooled heat pump unit Download PDFInfo
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- CN103673381A CN103673381A CN201310566879.1A CN201310566879A CN103673381A CN 103673381 A CN103673381 A CN 103673381A CN 201310566879 A CN201310566879 A CN 201310566879A CN 103673381 A CN103673381 A CN 103673381A
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
- Y02A30/274—Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
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Abstract
The invention relates to a novel full-year heat recovery air-cooled heat pump unit. The novel full-year heat recovery air-cooled heat pump unit comprises a vapor compression cycle system composed of a compressor, a heat recovery heat exchanger, a four-way reversing valve, a finned heat exchanger, a one-way valve assembly, a liquid storage device, a drying and filtering device, a throttling device, an air conditioner side heat exchanger, a gas-liquid separator and magnetic valves. The four-way reversing valve and the two magnetic valves are adopted for achieving refrigerating, heating, refrigerating and heat recovering of hot water, heating and heat recovering of hot water, independent water heating, and heat recovery energy adjusting. The novel full-year heat recovery air-cooled heat pump unit has the advantages of being efficient, saving energy, and being relatively simple in system configuration and capable of adjusting recovered heat and achieving the heating and hot water recovery function.
Description
Technical field
The invention belongs to air-conditioning system technical field, especially a kind of novel annual recuperation of heat Air-Cooled Heat Pump Unit.
Background technology
In short supply along with world energy sources, each state has all established the national economic development target of energy-saving and emission-reduction, and China also makes laws and by economizing on resources, is defined as fundamental state policy.At field of heating ventilation air conditioning, how how effective use of energy sources, set up efficient system solution, how to improve product comprehensive effectiveness, and these become the research emphasis in industry.
For cold (heat) source device when refrigeration unit condensation heat be by cooling tower or the air-cooled condensing unit of equipment itself, to be drained in the middle of atmosphere.Now increasing application places recycles this part condensation heat radiation to systems such as domestic hot-waters, has reduced the thermal pollution to atmosphere, has also improved the utilization rate of the energy simultaneously.At present for adopting heat recovery technology Air-Cooled Heat Pump Unit, substantially be all the fixedly part or all of waste-heat recovery device of yield of design, the refrigeration that adopt in operational mode more, refrigeration heating recovery, heat, four patterns of recuperation of heat, when cannot realize full recuperation of heat and heating, operation, not strong for the adaptive capacity of system requirements.Simultaneity factor design is also comparatively complicated, and great majority adopt two cold-producing medium transfer valves and some magnetic valves to carry out function conversion.
Summary of the invention
The object of the invention is to overcome the deficiency that prior art exists; and provide a kind of novel annual recuperation of heat Air-Cooled Heat Pump Unit; its adjustable range of recuperation of heat amount is according to the actual requirements 15%-100%; and can realize recuperation of heat and heat without shutting down associated working; system is simple; only need 1 cold-producing medium transfer valve and 2 magnetic valves, there is energy-efficient feature, the feature that system requirements are adaptable.
The object of the invention is to complete by following technical solution, it comprises by compressor, heat recovering heat exchanger, four-way change-over valve, finned heat exchanger, check valve assembly, reservoir, device for drying and filtering, throttling arrangement, air-conditioning side heat exchanger, gas-liquid separator, the vapor-compression cycle system that magnetic valve forms, described vapor-compression cycle system, by compressor, heat recovering heat exchanger, four-way change-over valve, finned heat exchanger, check valve assembly, reservoir, device for drying and filtering, throttling arrangement, air-conditioning side heat exchanger, gas-liquid separator is connected and the refrigerant vapor compression cycle system of formation successively.The four-way change-over valve being provided with in described vapor-compression cycle system is connected with heat recovering heat exchanger, finned heat exchanger, air-conditioning side heat exchanger, gas-liquid separator respectively.The refrigerant side of described heat recovering heat exchanger is provided with four refrigerant side interfaces, i.e. a1, a2, a3 interface, a4 interface; This a1 is connected with compressor, a2 is connected with four-way change-over valve, a3 interface is connected with check valve assembly, a4 interface is connected with reservoir.
As preferably, described vapor-compression cycle system also comprises that two with the bypass branch road of the first magnetic valve, the second magnetic valve, and the second magnetic valve is between heat recovering heat exchanger a3 and a4 interface, and the first magnetic valve is between air-conditioning side heat exchanger c1 and c2 interface.By a four-way change-over valve and the first magnetic valve, the second magnetic valve, realize and freeze, heat, freeze+recuperation of heat hot water, heat+recuperation of heat hot water, independent water heating and recuperation of heat energy adjustment.
As preferably, described compressor is scroll compressor or screw compressor.
Adopt after said structure, the advantage that compared to the prior art the present invention had is:
1, device adopts the heat recovering heat exchanger with four refrigerant side interfaces, can realize elementary heat and reclaim and adjustable heat recovery function zoning design, and organic efficiency is higher;
2, device is designed with two with the bypass branch road of magnetic valve, between heat recovering heat exchanger a3 and a4 interface, and between air-conditioning side heat exchanger c1 and c2 interface, adjust the refrigerant feed liquid amount of heat recovering heat exchanger, can realize recuperation of heat amount and automatically regulate in 15%-100% scope.
Accompanying drawing explanation
Fig. 1 is systematic schematic diagram of the present invention.
Label in accompanying drawing is respectively: 1, compressor; 2, heat recovering heat exchanger; 3, four-way change-over valve; 41, finned heat exchanger; 42, axial flow blower; 5, check valve assembly; 6, reservoir; 7, device for drying and filtering; 8, throttling arrangement; 9, air-conditioning side heat exchanger; 10, gas-liquid separator; 11, the first magnetic valve; 12, the second magnetic valve; 51, the first check valve; 52, the second check valve; 53, the 3rd check valve; 54, the 4th check valve; 55, the 5th check valve.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is done to detailed introduction: as shown in Figure 1, a kind of novel annual recuperation of heat Air-Cooled Heat Pump Unit that the present invention proposes, comprise compressor 1, heat recovering heat exchanger 2, four-way change-over valve 3, finned heat exchanger 41, check valve assembly 5, reservoir 6, device for drying and filtering 7, throttling arrangement 8, air-conditioning side heat exchanger 9, gas-liquid separator 10, the first magnetic valve 11, the vapor-compression cycle system that the second magnetic valve 12 grades form, and by a four-way change-over valve 3 and the first magnetic valve 11 and the second magnetic valve 12 realization refrigeration, heat, refrigeration+recuperation of heat hot water, heat+recuperation of heat hot water, independent water heating and recuperation of heat energy adjustment,
Above-mentioned vapor-compression cycle system, when kind of refrigeration cycle, it is gaseous refrigerant that liquid refrigerant in air-conditioning side heat exchanger 9 absorbs heat of vaporization, by four-way change-over valve 3 and gas-liquid separator 10, enter after compressor 1 inlet-pressure shortens gases at high pressure into and discharge, by heat regenerator 2, enter finned heat exchanger 41, and open axial flow blower 42, wind-force is taken away condenser heat.Gaseous refrigerant is condensed into the liquid refrigerant of high pressure, then through the first check valve 51, the second magnetic valves 12, flow to reservoir 6, device for drying and filtering 7, and become low pressure refrigerant by throttling arrangement 8, through the second check valve 52, get back in air-conditioning side heat exchanger 9, again and again circularly cooling.
Above-mentioned vapor-compression cycle system, in refrigeration and recuperation of heat hot water, jointly control under pattern, be with kind of refrigeration cycle difference, under this pattern, hot water enters heat recovering heat exchanger and takes away partial condensation heat, when water heating increase in demand, need Control Shaft flow fan opening or rotating speed to reduce the condenser heat of taking away by finned heat exchanger side, by the on off state of the second magnetic valve 12, control the refrigerant flow that enters heat recovering heat exchanger a3 interface simultaneously, thus the condenser heat that regulates hot water to take away at heat recovering heat exchanger.
Above-mentioned vapor-compression cycle system, is heating circulation time, and four-way change-over valve 3 obtains electric, and refrigerant circulation direction changes.It is gaseous refrigerant that liquid refrigerant in finned heat exchanger 41 absorbs heat of vaporization, by with gas-liquid separator 10 four-way change-over valves 3, enter after compressor 1 inlet-pressure shortens gases at high pressure into and discharge, by heat regenerator 2, enter the liquid refrigerant that air-conditioning side heat exchanger 9 is condensed into high pressure, then through the 3rd check valve 53, the second magnetic valve 12, flow to reservoir 6, device for drying and filtering 7, and become low pressure refrigerant by throttling arrangement 8, through the 4th check valve 54, get back in finned heat exchanger 41, circulation again and again heats.
Above-mentioned vapor-compression cycle system, jointly control under pattern heating with recuperation of heat hot water, four-way change-over valve 3 obtains electric, with heat circulation difference and be, hot water enters heat recovering heat exchanger absorption condensation heat, and unit basis heats the different demands with water heating, controls the on off state of the first magnetic valve 11 and the second magnetic valve 12, control the refrigerant flow that enters heat recovering heat exchanger a3 interface and condenser, thereby regulate recuperation of heat energy.
Above-mentioned vapor-compression cycle system, under independent water heating pattern, four-way change-over valve 3 obtains electric, and refrigerant circulation direction changes.It is gaseous refrigerant that liquid refrigerant in finned heat exchanger 41 absorbs heat of vaporization, by with gas-liquid separator 10 four-way change-over valves 3, enter after compressor 1 inlet-pressure shortens gases at high pressure into and discharge, by heat regenerator 2, through the first magnetic valve 11 and the 3rd check valve 53, enter the liquid refrigerant that heat recovering heat exchanger a3 mouth is condensed into high pressure, then flow to reservoir 6, device for drying and filtering 7, and become low pressure refrigerant by throttling arrangement 8, then the 4th check valve 54 of flowing through is got back in finned heat exchanger 41.Hot water is taken away whole condenser heats in heat recovering heat exchanger, and hot water preparing again and again circulates.
Be understandable that, for a person skilled in the art, technical scheme of the present invention and inventive concept are equal to replace or change all should belong to the protection domain of the appended claim of the present invention.
Claims (3)
1. a novel annual recuperation of heat Air-Cooled Heat Pump Unit, comprise by compressor (1), heat recovering heat exchanger (2), four-way change-over valve (3), finned heat exchanger (41), check valve assembly (5), reservoir (6), device for drying and filtering (7), throttling arrangement (8), air-conditioning side heat exchanger (9), gas-liquid separator (10), the vapor-compression cycle system that magnetic valve forms, it is characterized in that: described vapor-compression cycle system is by compressor (1), heat recovering heat exchanger (2), four-way change-over valve (3), finned heat exchanger (41), check valve assembly (5), reservoir (6), device for drying and filtering (7), throttling arrangement (8), air-conditioning side heat exchanger (9), gas-liquid separator (10) is connected and the refrigerant vapor compression cycle system of formation successively, the four-way change-over valve (3) being provided with in described vapor-compression cycle system is connected with heat recovering heat exchanger (2), finned heat exchanger (41), air-conditioning side heat exchanger (9), gas-liquid separator (10) respectively, the refrigerant side of described heat recovering heat exchanger (2) is provided with four refrigerant side interfaces, i.e. a1, a2, a3 interface and a4 interface, this a1 is connected with compressor (1), a2 is connected with four-way change-over valve (3), a3 interface is connected with check valve assembly (5), a4 interface is connected with reservoir (6).
2. novel annual recuperation of heat Air-Cooled Heat Pump Unit according to claim 1, it is characterized in that: described vapor-compression cycle system also comprises that two with the bypass branch road of the first magnetic valve (11), the second magnetic valve (12), the second magnetic valve (12) is between the a3 and a4 interface of heat recovering heat exchanger (2), and the first magnetic valve (11) is between the c1 and c2 interface of air-conditioning side heat exchanger (9).
3. novel annual recuperation of heat Air-Cooled Heat Pump Unit according to claim 1, is characterized in that: described compressor (1) is scroll compressor or screw compressor.
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| CN201310566879.1A CN103673381B (en) | 2013-11-14 | 2013-11-14 | Novel full-year heat recovery air-cooled heat pump unit |
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| CN201310566879.1A CN103673381B (en) | 2013-11-14 | 2013-11-14 | Novel full-year heat recovery air-cooled heat pump unit |
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| CN103673381A true CN103673381A (en) | 2014-03-26 |
| CN103673381B CN103673381B (en) | 2015-07-22 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106016852A (en) * | 2015-03-27 | 2016-10-12 | 富士电机株式会社 | Refrigerant loop apparatus |
| CN106322826A (en) * | 2016-05-28 | 2017-01-11 | 河南惠康人工环境设备有限公司 | Water-air dual-purpose heat pump water heater unit for recovering waste heat |
| CN106705394A (en) * | 2016-12-19 | 2017-05-24 | 珠海格力电器股份有限公司 | Heat recovery system of air conditioning unit and control method thereof |
| CN106839492A (en) * | 2015-12-03 | 2017-06-13 | 李衡 | A kind of low-cost high-efficiency energy novel air source heat pump combined supply system |
| CN107514814A (en) * | 2017-08-31 | 2017-12-26 | 郑州云宇新能源技术有限公司 | Barber shop's Multifunctional heat pump water heater |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106839492A (en) * | 2015-12-03 | 2017-06-13 | 李衡 | A kind of low-cost high-efficiency energy novel air source heat pump combined supply system |
| CN106322826A (en) * | 2016-05-28 | 2017-01-11 | 河南惠康人工环境设备有限公司 | Water-air dual-purpose heat pump water heater unit for recovering waste heat |
| CN106705394A (en) * | 2016-12-19 | 2017-05-24 | 珠海格力电器股份有限公司 | Heat recovery system of air conditioning unit and control method thereof |
| CN107514814A (en) * | 2017-08-31 | 2017-12-26 | 郑州云宇新能源技术有限公司 | Barber shop's Multifunctional heat pump water heater |
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| Publication number | Publication date |
|---|---|
| CN103673381B (en) | 2015-07-22 |
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Address after: 322100 Zhejiang province north of the city of Dongyang City Industrial District Guangfu Street No. 1233 Patentee after: Zhejiang CISCO refrigeration Limited by Share Ltd Address before: 322100 Zhejiang City, Dongyang Economic Development Zone, north of the city of Songgang District, the new B-6 functional block Patentee before: Zhejiang Sinoking Air-conditioning & Refrigeration Co., Ltd. |