CN203550232U - Heat pump-solar composite hot water supply device - Google Patents
Heat pump-solar composite hot water supply device Download PDFInfo
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- CN203550232U CN203550232U CN201320560675.2U CN201320560675U CN203550232U CN 203550232 U CN203550232 U CN 203550232U CN 201320560675 U CN201320560675 U CN 201320560675U CN 203550232 U CN203550232 U CN 203550232U
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- heat pump
- solar
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/44—Heat exchange systems
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Abstract
The utility model discloses a heat pump-solar composite hot water supply device. The heat pump-solar composite hot water supply device mainly comprises a solar heat collector set, a solar water tank, a heat pump unit, a heat pump water tank and a system controller, wherein the heat pump unit comprises a compressor, a refrigeration three-way solenoid valve, an air cooler/ condenser, a heat accumulator, an air cooling evaporator, a water cooling evaporator, an expansion valve and a defrosting three-way solenoid valve; the heat pump-solar composite hot water supply device also comprises a solar heat collection circulating pump, a solar water tank circulating pump and a heat pump circulating pump, so that the heat pump-solar composite hot water supply device is capable of collecting solar heat and supplying hot water in a heat pump assisted manner; and two evaporators are arranged in a refrigeration loop of the heat pump unit and the refrigeration three-way solenoid valve is capable of automatically switching working modes of two evaporators according to environmental temperature and solar water tank temperature, so that low-temperature heat energy of the solar water tank can be effectively recycled under the condition of low temperature and weak irradiation in winter, the volume efficiency of the compressor is improved, the working condition of the compressor is improved and the service life is prolonged.
Description
Technical field
The utility model relates to a kind of heat pump and solar energy compound hot-water supply device, especially a kind of whole heat pump and solar energy compound hot-water supply device of controlling.
Background technology
The compound hot-water supply system of existing heat pump+solar energy, mostly is solar energy system and heat pump and connects respectively separately water tank, heat pump in the winter time in the lower situation of temperature operating mode severe, cause the compressor lost of life; And overcast and rainy or winter temperature is lower, irradiation is not enough, solar thermal collector group can not be collected abundant heat, causes Water in Water Tanks temperature lower, cannot meet user's instructions for use, thereby can not be utilized by directly drain waste or heat loss of user; And the control of hot-water heating system goes to control again the start and stop of heat pump by the mode of switch relay, cause the heat pump lost of life.For overcoming above-mentioned defect, a kind of compound hot-water supply device of heat pump+solar energy is developed.
Summary of the invention
The purpose of this utility model is for a kind of new type solar energy+heat pump compound hot-water supply device is provided, to overcome in conventional heat pump+solar energy compound hot-water supply device situation that temperature is lower in the winter time, compressor can not efficient operation, boiler temperature is lower can not be fully utilized, control the not shortcoming such as science.
The scheme that the utility model solves the problems of the technologies described above is: comprise solar thermal collector group, solar water container, source pump, heat pump water box, system controller etc., source pump has compressor, refrigeration three-way magnetic valve, air cooler/condenser, regenerator, air cooling evaporimeter, water-cooled evaporimeter, expansion valve, defrost three-way magnetic valve etc., it also has solar energy heating circulating pump, solar water container circulating pump, heat pump cycle pump etc., can both collect solar heat, can also provide hot water by the auxiliary mode of heat pump.In refrigerating circuit due to source pump, there is two-way evaporimeter, refrigeration three-way magnetic valve can be according to the mode of operation of environment temperature and two kinds of evaporimeters of solar water container temperature automatic switchover, thereby in the situation that temperature is lower in the winter time, irradiation is weak, effectively reclaim the low temperature heat energy of solar water container, improve compressor volume efficiency, the feature of improving working conditions of compressor and extending its service life.
Described system controller also comprises I/O card, and data collecting card and some drivers, for controlling the operation of compressor, wind-cooled evaporator and a plurality of water pumps.
Described solar water container, heat pump water box may comprise coil heat exchanger, for indirect heat exchange system.
In described solar thermal collector group, solar water container, source pump, heat pump water box separately respectively to having the first temperature sensor, the second temperature sensor, three-temperature sensor and the 4th temperature sensor and environment temperature sensor.
What described source pump may adopt is R22, R134a, R744, R290 or other simple substance, mixed working fluid refrigerant.
The utility model is compared produced beneficial effect with existing background technology:
1, because water-cooled evaporimeter, wind-cooled evaporator in source pump adopt respectively low-temperature water heating heating and air heat in solar water container, therefore can select the mode of operation of two kinds of evaporimeters, in the situation that temperature is higher, select to allow wind-cooled evaporator work; Temperature compared with low, irradiation is less and cause water tank temperature lower in the situation that, select to allow water-cooled evaporator operation, effective recycling solar low-temperature hot water, saves the energy;
2, select water-cooled evaporator operation, can effectively avoid compressor to work under lower evaporating pressure, thereby cause that compressor volume efficiency is lower and operating mode is severe;
3, adopt signals such as collecting temperature, whole control source pump and parts thereof, a plurality of water pump, the control strategy of integrality, in maximum using new forms of energy, has avoided force start to close down the reduction that compressor causes lifetime of system.
Accompanying drawing explanation
Fig. 1 is system architecture schematic diagram of the present utility model;
Fig. 2 is system control principle drawing of the present utility model.
The specific embodiment
With reference to Fig. 1: there is solar thermal collector group 1 in Fig. 1, solar water container 2, source pump 3, heat pump water box 4, system controller 5,1, solar energy heating circulating pump 6, solar energy heating circulating pump 7, heat pump cycle pump 8, source pump 3 comprises wind-cooled evaporator 31, water-cooled evaporimeter 32, refrigeration three-way magnetic valve 33, expansion valve 34, regenerator 35, air cooler/condenser 36, compressor 37 and defrost three-way magnetic valve 38; In system controller 5, there are data collecting card 51, I/O card 52 and driver 53 etc.Each own first temperature sensor 11, the second sets of temperature sensors 21, three-temperature sensor group 39, the 4th temperature sensor 41 and environment temperature sensor 310 in solar thermal collector group 1, solar water container 2, source pump 3, heat pump water box 4.
Solar thermal collector group 1 adopts temperature difference loop control, and solar energy heating circulating pump 6 is between solar water container 2 and solar thermal collector group 1, and three connects mutually; Solar energy heating circulating pump 6 is between solar water container 2 and the water-cooled evaporimeter 32 of source pump 3, and three connects mutually; Heat pump cycle pump 8 is the air cooler/condenser 36 with source pump 3 in heat pump water box 4, and three connects mutually.
In source pump 3, wind-cooled evaporator 31, water-cooled evaporimeter 32 are in parallel in refrigerating circuit, and its one end all connects refrigeration three-way magnetic valve 33, and the other end all connects regenerator 35; Expansion valve 34 is between refrigeration three-way magnetic valve 33 and regenerator 35, and three connects by high-pressure refrigerant pipeline; Regenerator 35 is connected with air cooler/condenser 36, and air cooler/condenser 36 connects defrost three-way magnetic valve 38, and compressor 37 is between defrost three-way magnetic valve 38 and regenerator 35, and three relies on refrigeration piping to connect.
System controller 5 is according to the first temperature sensor 11, the second temperature sensor 21, three-temperature sensor 39, environment temperature sensor 310, the signals such as temperature that the probes such as the 4th temperature sensor 41 are collected, the running of unlatching successively of the power parts such as judgement magnetic valve, water pump, the running status of system control program monitoring real-time regulating system, the maximized energy the maintenance system stability utilized.
On daytime, when solar illuminating is sufficient, solar energy heating circulating pump starts collects abundant heat energy, and solar water container can be in good time for user provides hot water, or do not need source pump to start; When temperature is enough high, and illumination in overcast and rainy or winter is not enough time, starts heat pump wind-cooled evaporator pattern (simultaneously closing water-cooled evaporimeter) heating heat pump water box, now by heat pump water box, provides heat outwardly; When temperature is enough low, and when water temperature is not high enough in solar water container, start solar energy heating circulating pump in good time, heating water-cooled evaporimeter (now cutting out wind-cooled evaporator), converts Lowlevel thermal energy to high level heat by heat pump.Be stored in heat pump water box.
Simple enforcement can be with reference to following measure: first according to the temperature sensor of solar thermal collector group and water tank temperature sensor, start solar energy heating circulating pump in good time; According to solar water container temperature, first start solar energy heating water pump in good time, then open heat pump water pump, then source pump starts.
Claims (9)
1. heat pump+solar energy compound hot-water supply device, comprise solar thermal collector group (1), solar water container (2), source pump (3), heat pump water box (4), system controller (5), it is characterized in that: it also comprises solar energy heating circulating pump (6), solar energy heating circulating pump (7), heat pump cycle pump (8); Source pump (3) comprises wind-cooled evaporator (31), water-cooled evaporimeter (32), refrigeration three-way magnetic valve (33), expansion valve (34), regenerator (35), air cooler/condenser (36), compressor (37) and defrost three-way magnetic valve (38); Solar energy heating circulating pump (6) is between solar water container and solar thermal collector group (1), and three connects mutually; Solar energy heating circulating pump (7) is between solar water container and the water-cooled evaporimeter (32) of source pump (3), and three connects mutually; Heat pump cycle pump (8) is the air cooler/condenser (36) with source pump (3) in heat pump water box (4), and three connects mutually.
2. according to the desired heat pump+solar energy of claim 1 compound hot-water supply device, system controller (5) comprises some data collecting cards (51), I/O card (52) and driver (53).
3. according to the desired heat pump+solar energy of claim 2 compound hot-water supply device, in described solar thermal collector group (1), solar water container (2), source pump (3), heat pump water box (4), each has first temperature sensor (11), the second temperature sensor (21), three-temperature sensor (39), the 4th temperature sensor (41) and environment temperature sensor (310) by oneself.
4. according to the desired heat pump+solar energy of claim 3 compound hot-water supply device, one or more in described driver (53) potentiometer or relay or frequency converter.
5. according to the desired heat pump+solar energy of claim 1 compound hot-water supply device, described solar water container (2) and heat pump water box (4) are inner coil pipe form or outer coil form, from material minute or be the water tank form of stainless steel or enamel material.
6. according to the desired heat pump+solar energy of claim 5 compound hot-water supply device, described wind-cooled evaporator (31) is fin-tube type heat exchanger or parallel-flow heat exchanger form.
7. according to the desired heat pump+solar energy of claim 6 compound hot-water supply device, described solar thermal collector group (1) adopts flat plate collector or vacuum tube collector or heat pipe type heat collector form.
8. according to the desired heat pump+solar energy of claim 7 compound hot-water supply device, the expansion valve (34) in described source pump (3) is electromagnetic expanding valve or heating power expansion valve.
9. desired heat pump+solar energy compound hot-water supply device according to Claim 8, described source pump (3) compressor (37) be can drive in R22 or R134a or R744 or R290 cold medium compressor a kind of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320560675.2U CN203550232U (en) | 2013-09-11 | 2013-09-11 | Heat pump-solar composite hot water supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320560675.2U CN203550232U (en) | 2013-09-11 | 2013-09-11 | Heat pump-solar composite hot water supply device |
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| Publication Number | Publication Date |
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| CN203550232U true CN203550232U (en) | 2014-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320560675.2U Expired - Fee Related CN203550232U (en) | 2013-09-11 | 2013-09-11 | Heat pump-solar composite hot water supply device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103980436A (en) * | 2014-05-22 | 2014-08-13 | 武汉华轩高新技术有限公司 | Efficient and low-energy-consumption pretreatment system for polycarboxylic acid production |
| CN105222396A (en) * | 2014-05-27 | 2016-01-06 | 珠海格力电器股份有限公司 | Solar energy air source water source combined heating system |
| CN107178903A (en) * | 2016-03-09 | 2017-09-19 | 青岛海尔新能源电器有限公司 | Solar heat pump water heating apparatus and its control method |
| US10941955B2 (en) | 2017-10-27 | 2021-03-09 | Dometic Sweden Ab | Systems, methods, and apparatuses for providing communications between climate control devices in a recreational vehicle |
| US11254183B2 (en) | 2017-08-25 | 2022-02-22 | Dometic Sweden Ab | Recreational vehicle, cooling device, controlling system and method for controlling the cooling device |
-
2013
- 2013-09-11 CN CN201320560675.2U patent/CN203550232U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103980436A (en) * | 2014-05-22 | 2014-08-13 | 武汉华轩高新技术有限公司 | Efficient and low-energy-consumption pretreatment system for polycarboxylic acid production |
| CN103980436B (en) * | 2014-05-22 | 2016-08-24 | 武汉华轩高新技术有限公司 | A kind of high-efficiency low energy consumption polycarboxylic acids produces pretreatment system |
| CN105222396A (en) * | 2014-05-27 | 2016-01-06 | 珠海格力电器股份有限公司 | Solar energy air source water source combined heating system |
| CN107178903A (en) * | 2016-03-09 | 2017-09-19 | 青岛海尔新能源电器有限公司 | Solar heat pump water heating apparatus and its control method |
| US11254183B2 (en) | 2017-08-25 | 2022-02-22 | Dometic Sweden Ab | Recreational vehicle, cooling device, controlling system and method for controlling the cooling device |
| US11919363B2 (en) | 2017-08-25 | 2024-03-05 | Dometic Sweden Ab | Recreational vehicle, cooling device, controlling system and method for controlling the cooling device |
| US10941955B2 (en) | 2017-10-27 | 2021-03-09 | Dometic Sweden Ab | Systems, methods, and apparatuses for providing communications between climate control devices in a recreational vehicle |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140416 Termination date: 20180911 |
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| CF01 | Termination of patent right due to non-payment of annual fee |