CN109579192A - Evaporate cold space energy double-source heat pump unit - Google Patents
Evaporate cold space energy double-source heat pump unit Download PDFInfo
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- CN109579192A CN109579192A CN201811624438.1A CN201811624438A CN109579192A CN 109579192 A CN109579192 A CN 109579192A CN 201811624438 A CN201811624438 A CN 201811624438A CN 109579192 A CN109579192 A CN 109579192A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 126
- 238000001704 evaporation Methods 0.000 claims abstract description 59
- 230000008020 evaporation Effects 0.000 claims abstract description 59
- 239000007788 liquid Substances 0.000 claims abstract description 17
- 239000007921 spray Substances 0.000 claims description 38
- 238000010992 reflux Methods 0.000 claims description 35
- 239000012530 fluid Substances 0.000 claims description 29
- 238000001816 cooling Methods 0.000 claims description 28
- 238000005507 spraying Methods 0.000 claims description 20
- 230000000712 assembly Effects 0.000 claims description 17
- 238000000429 assembly Methods 0.000 claims description 17
- 239000000498 cooling water Substances 0.000 claims description 12
- 238000002347 injection Methods 0.000 claims description 12
- 239000007924 injection Substances 0.000 claims description 12
- 239000003507 refrigerant Substances 0.000 claims description 12
- 230000005611 electricity Effects 0.000 claims 1
- 230000003020 moisturizing effect Effects 0.000 claims 1
- 239000002826 coolant Substances 0.000 abstract description 64
- 238000010438 heat treatment Methods 0.000 abstract description 24
- 238000009825 accumulation Methods 0.000 abstract description 7
- 238000005057 refrigeration Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 9
- 238000001035 drying Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 238000004378 air conditioning Methods 0.000 description 5
- 238000009834 vaporization Methods 0.000 description 5
- 230000008016 vaporization Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000005338 heat storage Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/001—Compression cycle type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0046—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B13/00—Compression machines, plants or systems, with reversible cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0046—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground
- F24F2005/0064—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground using solar energy
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Sustainable Development (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Sustainable Energy (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention discloses a kind of cold space energy double-source heat pump units of evaporation, including compressor, four-way valve, the first triple valve, First Heat Exchanger, functional module, the second heat exchanger, solar heat exchanger and gas-liquid separator；Four-way valve and the first triple valve control coolant media circulate between compressor, First Heat Exchanger, the second heat exchanger and solar heat exchanger, solar heat exchanger includes the hot water storage tank for capableing of accumulation of heat, the coolant media of heat pump unit can utilize the direct or indirect heat temperature raising of hot water storage tank in a heating mode, for improving the heating efficiency of heat pump unit, heat pump unit is dramatically increased in the application prospect of high latitude cold district；The cold space energy double-source heat pump unit of evaporation of the invention simultaneously configures external pipeline on hot water storage tank, and hot water extra in hot water storage tank is supplied to daily use, has expanded the function of heat pump unit.
Description
Technical field
The present invention relates to air-cooled heat pump field more particularly to a kind of cold space energy double-source heat pump units of evaporation.
Background technique
Air-conditioning has the history of upper a century from being born so far, and the type of air-conditioning is more and more, empty from initial single refrigeration
It is transferred to both cooling and heating heat pump and arrives gradually universal low form heat pump again, air-conditioning technical is constantly developing always.User is to air-conditioning
Demand influenced by use environment always, low latitudes hot throughout the year generally only need refrigeration air-conditioner, high latitude area
Then generally expectation air-conditioning has outstanding heat-production functions.
Air-cooled heat pump is using ambient outdoor air as cold and heat source, due to using special air cooling fin heat exchanger to reality
Evaporation and condensation two-way function are showed, air-cooled heat pump changes in temperature are dual-purpose to realize, and the water chiller compared with simple function extends
Use scope is more suitable for using region that is cold, warm while having demand.However, air-cooled heat pump is under cooling condition, compared with water cooling unit
Group low efficiency 30% or so, it is whole to make although air injection enthalpy-increasing technology solves the problems, such as that low temperature cannot heat under heating condition
The thermal efficiency is lower, is especially lower than 1.5 in -15 DEG C or less efficiency COP.Therefore, how simultaneously improve multi-connected heat pump unit refrigeration with
The efficiency of heating, so that the enhancing of heat pump unit overall efficiency be made to be this field scientific research personnel's main direction.
Summary of the invention
The technical problem to be solved by the present invention is to heliotechnics is added in multi-connected heat pump unit and evaporates cold heat exchange skill
Art improves the heating efficiency and refrigerating efficiency of heat pump unit；Simultaneously by circuit design, heat pump unit is produced in cooling mode
Raw " waste heat " is recycled, and free hot water is obtained.
In order to solve the above technical problems, the technical solution adopted by the present invention are as follows: a kind of cold space energy double-source heat pump machine of evaporation
Group, comprising:
Compressor, compressor have outflow port and the first refluxing opening；
Four-way valve, four-way valve have tetra- interfaces of a, b, c, d, the conducting two-by-two that tetra- interfaces of a, b, c, d can be controlled, b
The outflow port of interface connect compressor；
First triple valve, triple valve have tri- interfaces of e, f, g, the conducting two-by-two that tri- interfaces of e, f, g can be controlled, g
The a interface of interface connection four-way valve；
First Heat Exchanger, First Heat Exchanger have R, S interface, and the f that the R interface of First Heat Exchanger connects the first triple valve connects
Mouthful, the R interface of First Heat Exchanger is connected to S interface by the first solenoid valve；
Functional module, functional module is mainly used for that the refrigerant in heat pump is dried or other are handled, functional module
With U, V interface, the u interface of the S interface linkage function module of First Heat Exchanger；
Second heat exchanger, the second heat exchanger have X, Y interface, and the V of the X interface linkage function module of the second heat exchanger connects
Mouthful, the c interface of the Y interface connection four-way valve of the second heat exchanger；
Solar heat exchanger, solar heat exchanger have W, Z interface, and the W interface of solar heat exchanger connects the first threeway
The e interface of valve, the R interface of the Z interface connection First Heat Exchanger of solar heat exchanger；
Gas-liquid separator, the d interface of four-way valve are sequentially connected the first refluxing opening of gas-liquid separator and compressor.
Double-source heat pump unit of the invention, First Heat Exchanger are typically used as outdoor heat exchanger, and the second heat exchanger is typically used as
Indoor heat exchanger, solar heat exchanger access heat pump unit by the first triple valve.In cooling mode, solar heat exchanger is logical
It crosses the first triple valve to be isolated with heat pump unit holding, heat pump unit is normally freezed.In a heating mode, heat pump unit passes through valve
Control can allow coolant media to flow through solar heat exchanger or First Heat Exchanger, and solar heat exchanger and First Heat Exchanger can be with
Heat source as heating.
Specifically, the solar heat exchanger includes First Heat Exchanger ontology, hot water storage tank, solar heat-collection plate, first
The refrigerant pipeline of circulating water line and second circulation water lines, connection W and Z interface is passed through out of First Heat Exchanger ontology, and first
Circulating water line connects First Heat Exchanger ontology and hot water storage tank, and first circulation pump is provided in first circulation water lines；Second
Circulating water line connects hot water storage tank and solar heat-collection plate, and second circulation pump is provided in second circulation water lines；Accumulation of heat water
It is additionally provided on case for providing the external pipeline of domestic hot-water, is provided with second solenoid valve on external pipeline.
Solar heat exchanger can also be another form: the solar heat exchanger includes hot water storage tank, solar energy collection
The refrigerant pipeline of hot plate and circulating water line, connection W and Z interface is passed through out of hot water storage tank, and circulating water line connects accumulation of heat water
Case and solar heat-collection plate, circulating water pipe road are provided with circulating pump；It is provided on hot water storage tank for providing domestic hot-water's
External pipeline is provided with second solenoid valve on external pipeline；It is provided with water pipe on hot water storage tank, is provided on water pipe
Third solenoid valve.
Solar heat exchanger can also be another form: the solar heat exchanger includes First Heat Exchanger ontology, too
The refrigerant pipeline of positive energy collecting plate and circulating water line, connection W and Z interface is passed through out of First Heat Exchanger ontology, circulating water pipe
Road connects First Heat Exchanger ontology and solar heat-collection plate.
The heating capacity of heat pump unit in order to further increase, the present invention increase air injection enthalpy-increasing technology in heat pump unit,
The compressor is air injection enthalpy-increasing compressor, and air injection enthalpy-increasing compressor has outflow port, the first refluxing opening and the second refluxing opening；Institute
State functional module include the second triple valve, fluid reservoir, drier, the first electric expansion valve, economizer, the second electric expansion valve,
Third triple valve, the 4th solenoid valve and expansion valve；
Second triple valve has tri- interfaces of h, i, j, and third triple valve has tri- interfaces of k, l, m；
The u interface connection h interface and k interface of functional module；The i interface of second triple valve is sequentially connected fluid reservoir, drying
Device, economizer, the second electric expansion valve and third triple valve m interface；Drier is sequentially connected the first electric expansion valve, economy
Second refluxing opening of device and compressor；Drier is connected to the second refluxing opening of compressor by the 4th solenoid valve and expansion valve；
The j interface of second triple valve and the l interface of third triple valve are connected to V interface.
Functional module can also be another form: the compressor is air injection enthalpy-increasing compressor, air injection enthalpy-increasing compression
Machine has outflow port, the first refluxing opening and the second refluxing opening, and the functional module includes the first check valve, second one-way valve, the
Three check valves, the 4th check valve, fluid reservoir, drier, the 5th solenoid valve, the first electric expansion valve, economizer and the second electronics
Expansion valve；
It is swollen that the u interface of functional module is sequentially connected the first check valve, fluid reservoir, drier, the 5th solenoid valve, the first electronics
Swollen valve, economizer, the second electric expansion valve, second one-way valve and V interface；
V interface connects fluid reservoir by third check valve；
Second electric expansion valve connects u interface by the 4th check valve；
Drier connects economizer；
Economizer is connected to the second refluxing opening of compressor
Functional module can also be another form: the functional module includes the second triple valve, fluid reservoir, drying
Device, third electric expansion valve and third triple valve；
Second triple valve has tri- interfaces of h, i, j, and third triple valve has tri- interfaces of k, l, m；
The u interface connection h interface and k interface of functional module；The i interface of second triple valve is sequentially connected fluid reservoir, drying
The m interface of device, third electric expansion valve and third triple valve；
The j interface of second triple valve and the l interface of third triple valve are connected to V interface.
Further, First Heat Exchanger can be a kind of heat exchanger of multi-connected machine form, and the First Heat Exchanger includes the
Six solenoid valves, air cooling heat exchanger, the first blower, evaporation cold heat exchanger and spray assemblies；
First blower causes air flow through the surface of air cooling heat exchanger；
Spray assemblies to evaporation cold heat exchanger surface spraying cooling water；
The R interface of First Heat Exchanger is sequentially connected the 6th solenoid valve, evaporation cold heat exchanger, air cooling heat exchanger and S interface；
Spray assemblies include spray water tank, feeding spraying pump and nozzle, and feeding spraying pump passes through the cooling water in spray water tank
Nozzle sprays to evaporation cold heat exchanger.
A kind of form of second heat exchanger is: second heat exchanger includes the second heat exchanger body and water circulation system,
Water circulation system makes water flow into the surface of the second heat exchanger body.
Another form of second heat exchanger is: second heat exchanger includes the second heat exchanger body and the second wind
Machine, the second blower cause air flow through the surface of the second heat exchanger body.
The utility model has the advantages that (1) cold space energy double-source heat pump unit of evaporation of the invention is provided with solar heat exchanger, solar energy
Heat exchanger includes the hot water storage tank for capableing of accumulation of heat, and the coolant media of heat pump unit can be straight using hot water storage tank in a heating mode
It connects or indirect heating heats up, for improving the heating efficiency of heat pump unit, dramatically increase heat pump unit in high latitude cold district
Application prospect.(2) the cold space energy double-source heat pump unit of evaporation of the invention configures external pipeline on hot water storage tank, by accumulation of heat
Extra hot water is supplied to daily use in water tank, has expanded the function of heat pump unit.(3) the cold space of evaporation of the invention
The First Heat Exchanger of energy double-source heat pump unit includes air cooling heat exchanger and evaporation cold heat exchanger, and this air-cooled and water cooling synthesis uses
Heat exchange mode can significantly improve the refrigerating efficiency of heat pump unit.(4) the cold space energy double-source heat pump unit of evaporation of the invention
Air injection enthalpy-increasing technology has been used, has further increased heat pump unit in the heating capacity of cold district.
Detailed description of the invention
Fig. 1 is 1 heat pump unit structural schematic diagram of embodiment.
Fig. 2 is 1 heat pump unit refrigeration mode flow chart (one) of embodiment.
Fig. 3 be 1 heat pump unit refrigeration mode flow chart of embodiment (secondly).
Fig. 4 is 1 heat pump unit heating mode flow chart (one) of embodiment.
Fig. 5 be 1 heat pump unit heating mode flow chart of embodiment (secondly).
Fig. 6 is 1 heat pump unit defrost pattern flow chart of embodiment.
Fig. 7 is 2 heat pump unit structural schematic diagram of embodiment.
Fig. 8 is 3 heat pump unit structural schematic diagram of embodiment.
Fig. 9 is 4 heat pump unit structural schematic diagram of embodiment.
Figure 10 is 5 heat pump unit structural schematic diagram of embodiment.
Figure 11 is 6 heat pump unit structural schematic diagram of embodiment.
Figure 12 is 7 heat pump unit structural schematic diagram of embodiment.
Figure 13 is 8 heat pump unit structural schematic diagram of embodiment.
Figure 14 is 9 heat pump unit structural schematic diagram of embodiment.
Wherein: 1, compressor；101, outflow port；102, the first refluxing opening；103, the second refluxing opening；2, four-way valve；3,
One triple valve；4, First Heat Exchanger；401, the 6th solenoid valve；402, air cooling heat exchanger；403, the first blower；404, cold change is evaporated
Hot device；405, spray water tank；406, feeding spraying pump；407, nozzle；408, the 7th solenoid valve；409, the 8th solenoid valve；5, function
Module；501, the second triple valve；502, fluid reservoir；503, drier；504, the first electric expansion valve；505, economizer；506,
Second electric expansion valve；507, third triple valve；508, the 4th solenoid valve；509, expansion valve；510, the first check valve；511,
Two check valves；512, third check valve；513, the 4th check valve；514, the 5th solenoid valve；515, third electric expansion valve；6,
Two heat exchangers；601, the second heat exchanger body；602, the second blower；7, solar heat exchanger；701, First Heat Exchanger ontology；
702, hot water storage tank；703, solar heat-collection plate；704, first circulation pumps；705, second circulation pumps；706, second solenoid valve；
707, third solenoid valve；8, the first solenoid valve；9, gas-liquid separator.
Specific embodiment
Invention is further described in detail With reference to embodiment.
Embodiment 1
As shown in Figure 1, the cold space energy double-source heat pump unit of the evaporation of the present embodiment, comprising:
Compressor 1, the compressor 1 are air injection enthalpy-increasing compressor, and air injection enthalpy-increasing compressor has outflow port 101, first
Refluxing opening 102 and the second refluxing opening 103；
Four-way valve 2, four-way valve 2 is with tetra- interfaces of a, b, c, d, the conducting two-by-two that tetra- interfaces of a, b, c, d can be controlled,
The outflow port 101 of b interface connect compressor 1；
First triple valve 3, triple valve have tri- interfaces of e, f, g, the conducting two-by-two that tri- interfaces of e, f, g can be controlled, g
The a interface of interface connection four-way valve 2；
First Heat Exchanger 4, First Heat Exchanger 4 have R, S interface, and the R interface of First Heat Exchanger 4 connects the first triple valve 3
F interface, the R interface of First Heat Exchanger 4 is connected to S interface by the first solenoid valve 8；The First Heat Exchanger 4 includes the 6th
Solenoid valve 401, air cooling heat exchanger 402, the first blower 403, evaporation cold heat exchanger 404 and spray assemblies；First blower 403 makes sky
Surface of the air-flow through air cooling heat exchanger 402；Spray assemblies to evaporation 404 surface spraying cooling water of cold heat exchanger；First Heat Exchanger 4
R interface be sequentially connected the 6th solenoid valve 401, evaporation cold heat exchanger 404, air cooling heat exchanger 402 and S interface；Spray assemblies packet
Spray water tank 405, feeding spraying pump 406 and nozzle 407 are included, the cooling water in spray water tank 405 is passed through nozzle by feeding spraying pump 406
407 spray to evaporation cold heat exchanger 404；
Functional module 5, functional module 5 have U, V interface, and the U of the S interface linkage function module 5 of First Heat Exchanger 4 connects
Mouthful；The functional module 5 includes the second triple valve 501, fluid reservoir 502, drier 503, the first electric expansion valve 504, economy
Device 505, the second electric expansion valve 506, third triple valve 507, the 4th solenoid valve 508 and expansion valve 509；Second triple valve 501
With tri- interfaces of h, i, j, third triple valve 507 has tri- interfaces of k, l, m；The u interface connection h interface and k of functional module 5
Interface；The i interface of second triple valve 501 is sequentially connected fluid reservoir 502, drier 503, economizer 505, the second electric expansion valve
506 and third triple valve 507 m interface；Drier 503 is sequentially connected the first electric expansion valve 504, economizer 505 and compression
Second refluxing opening 103 of machine 1；Drier 503 is connected to second time of compressor 1 by the 4th solenoid valve 508 and expansion valve 509
Head piece 103；The j interface of second triple valve 501 and the l interface of third triple valve 507 are connected to V interface；
Second heat exchanger 6, the second heat exchanger 6 have X, Y interface, the V of the X interface linkage function module 5 of the second heat exchanger 6
Interface, the c interface of the Y interface connection four-way valve 2 of the second heat exchanger 6；Second heat exchanger 6 includes the second heat exchanger body
601 and water circulation system, water circulation system makes water flow into the surface of the second heat exchanger body 601；Second heat exchanger body 601 can
To be arranged in anywhere, recirculated water (being also possible to other coolant medias) is sent to interior for end-equipment by water circulation system
(such as fan coil, grounding heat coil tube, radiator) uses；
Solar heat exchanger 7, solar heat exchanger 7 have W, Z interface, the W interface connection the one or three of solar heat exchanger 7
The e interface of port valve 3, the R interface of the Z interface connection First Heat Exchanger 4 of solar heat exchanger 7；The solar heat exchanger 7 includes
First Heat Exchanger ontology 701, hot water storage tank 702, solar heat-collection plate 703, first circulation water lines and second circulation water lines,
The refrigerant pipeline of connection W and Z interface is passed through out of First Heat Exchanger ontology 701, and first circulation water lines connect First Heat Exchanger
Ontology 701 and hot water storage tank 702 are provided with first circulation pump 704 in first circulation water lines；The connection of second circulation water lines stores
Boiler 702 and solar heat-collection plate 703 are provided with second circulation pump 705 in second circulation water lines；On hot water storage tank 702
It is additionally provided with for providing the external pipeline of domestic hot-water, second solenoid valve 706 is provided on external pipeline；
Gas-liquid separator 9, the d interface of four-way valve 2 are sequentially connected the first refluxing opening of gas-liquid separator 9 and compressor 1
102。
There are five types of operating modes for the cold space energy double-source heat pump unit tool of the evaporation of the present embodiment:
The first refrigeration mode:
As shown in Fig. 2, the end a-b of four-way valve 2, the connection of the end c-d, the end the g-f connection of the first triple valve 3, the second triple valve
501 end h-i connection, the end the m-l connection of third triple valve 507, the 6th solenoid valve 401 are opened.
High pressure gaseous coolant media is sprayed from the outflow port 101 of compressor 1, by four-way valve 2 and the first triple valve 3
Reach First Heat Exchanger 4 afterwards, coolant media by devaporizer and air cooling heat exchanger 402 effect and cool down and liquefy；
Liquid refrigerants medium continues through the second triple valve 501, fluid reservoir 502 and drier 503, after drying, coolant media
Be divided into major loop and secondary circuit: (1) in major loop, coolant media successively passes through economizer 505, the second electric expansion valve
506, third triple valve 507 and the second heat exchanger 6, coolant media evaporation endothermic in the second heat exchanger 6, reach refrigeration effect,
Coolant media after vaporization passes through four-way valve 2, gas-liquid separator 9 and the first refluxing opening 102 for eventually entering into compressor 1；(2) exist
In secondary circuit, coolant media successively passes through the first electric expansion valve 504 and economizer 505, then eventually enters into compressor 1
Second refluxing opening 103, wherein coolant media generates heat exchange with the coolant media in major loop in economizer 505.
4th solenoid valve 508 and expansion valve 509 are for protecting compressor 1 to prevent its temperature excessively high, when the temperature of compressor 1
When higher than setting value (such as 95 DEG C), the 4th solenoid valve 508 is opened, and is increased the coolant media flow of major loop and is reduced secondary returning
The coolant media evaporation capacity on road, to reduce by 1 working chamber temperature of compressor.
Second of refrigeration mode
As shown in figure 3, the end a-b of four-way valve 2, the connection of the end c-d, the end the g-e connection of the first triple valve 3, the second triple valve
501 end h-i connection, the end the m-l connection of third triple valve 507, the first solenoid valve 8 are opened；
High pressure gaseous coolant media is sprayed from the outflow port 101 of compressor 1, by four-way valve 2 and the first triple valve 3
Solar heat exchanger 7 is reached afterwards, and with recirculated water heat exchange, indirect heating occur for coolant media in First Heat Exchanger ontology 701
Water in hot water storage tank 702；Coolant media continues through the first solenoid valve 8, the second triple valve 501, fluid reservoir 502 and does later
Dry device 503, after drying, coolant media is divided into major loop and secondary circuit: (1) in major loop, coolant media is successively
By economizer 505, the second electric expansion valve 506, third triple valve 507 and the second heat exchanger 6, coolant media is in the second heat exchange
Evaporation endothermic in device 6 reaches refrigeration effect, and the coolant media after vaporization is by four-way valve 2, gas-liquid separator 9 and eventually enters into
First refluxing opening 102 of compressor 1；(2) in secondary circuit, coolant media successively passes through the first electric expansion valve 504 and warp
Help device 505, then eventually enters into the second refluxing opening 103 of compressor 1, and wherein coolant media is in economizer 505 and major loop
In coolant media generate heat exchange.
4th solenoid valve 508 and expansion valve 509 are for protecting compressor 1 to prevent its temperature excessively high, when the temperature of compressor 1
When higher than setting value (such as 95 DEG C), the 4th solenoid valve 508 is opened, and is increased the coolant media flow of major loop and is reduced secondary returning
The coolant media evaporation capacity on road, to reduce by 1 working chamber temperature of compressor.
In such a mode, heat pump unit generates hot water while refrigeration；Heat pump unit is according to the water in hot water storage tank 702
The warm second circulation of starting in due course pump 705 utilizes the temperature in the further heat storage water tank 702 of solar heat-collection plate 703；Work as storage
Temperature in boiler 702 is higher than after setting value (such as 50 DEG C), and refrigeration mode can be switched to the first by heat pump unit
Refrigeration mode.
The first heating mode
As shown in figure 4, the end a-d of four-way valve 2, the connection of the end c-b, the end the g-f connection of the first triple valve 3, the second triple valve
501 end i-j connection, the end the m-k connection of third triple valve 507, the 6th solenoid valve 401 are opened；
High pressure gaseous coolant media is sprayed from the outflow port 101 of compressor 1, and second is reached after four-way valve 2 and is changed
Hot device 6, coolant media liquidation exothermic reaction in the second heat exchanger 6, reaches heating effect；Coolant media after liquefaction continues through
Two triple valves 501, fluid reservoir 502 and drier 503, after drying, coolant media is divided into major loop and secondary circuit:
(1) in major loop, coolant media successively passes through economizer 505, the second electric expansion valve 506, third triple valve 507 and first
Heat exchanger 4, the coolant media of liquid evaporation endothermic, evaporation at this time in air cooling heat exchanger 402 and evaporation cold heat exchanger 404 are cold
Heat exchanger 404 is used as evaporator；Wherein, spray assemblies stop working, and are not needed in heating mode to the cold heat exchange of evaporation
Device 404 is sprayed water；Coolant media after vaporization passes through the 6th solenoid valve 401, the first triple valve 3, four-way valve 2 and gas-liquid separator 9
And eventually enter into the first refluxing opening 102 of compressor 1；(2) in secondary circuit, coolant media successively passes through the first electronic expansion
Then valve 504 and economizer 505 eventually enter into the second refluxing opening 103 of compressor 1, wherein coolant media is in economizer 505
Heat exchange is generated with the coolant media in major loop.
4th solenoid valve 508 and expansion valve 509 are for protecting compressor 1 to prevent its temperature excessively high, when the temperature of compressor 1
When higher than setting value (such as 95 DEG C), the 4th solenoid valve 508 is opened, and is increased the coolant media flow of major loop and is reduced secondary returning
The coolant media evaporation capacity on road, to reduce by 1 working chamber temperature of compressor.
Second of heating mode
As shown in figure 5, the end a-d of four-way valve 2, the connection of the end c-b, the end the g-e connection of the first triple valve 3, the second triple valve
501 end i-j connection, the end the m-k connection of third triple valve 507, the first solenoid valve 8 are opened；
High pressure gaseous coolant media is sprayed from the outflow port 101 of compressor 1, and second is reached after four-way valve 2 and is changed
Hot device 6, coolant media liquidation exothermic reaction in the second heat exchanger 6, reaches heating effect；Coolant media after liquefaction continues through
Two triple valves 501, fluid reservoir 502 and drier 503, after drying, coolant media is divided into major loop and secondary circuit:
(1) in major loop, coolant media successively passes through economizer 505, the second electric expansion valve 506, third triple valve 507, first
Solenoid valve 8 and solar heat exchanger 7, the coolant media of liquid evaporate in First Heat Exchanger ontology 701 and absorb accumulation of heat indirectly
The heat stored in water tank 702；Coolant media after vaporization is by the first triple valve 3, four-way valve 2 and gas-liquid separator 9 and most
Enter the first refluxing opening 102 of compressor 1 eventually；(2) in secondary circuit, coolant media successively passes through the first electric expansion valve
504 and economizer 505, then eventually enter into the second refluxing opening 103 of compressor 1, wherein coolant media in economizer 505 with
Coolant media in major loop generates heat exchange.
4th solenoid valve 508 and expansion valve 509 are for protecting compressor 1 to prevent its temperature excessively high, when the temperature of compressor 1
When higher than setting value (such as 95 DEG C), the 4th solenoid valve 508 is opened, and is increased the coolant media flow of major loop and is reduced secondary returning
The coolant media evaporation capacity on road, to reduce by 1 working chamber temperature of compressor.
In such a mode, coolant media needs to absorb the heat in hot water storage tank 702, the water in hot water storage tank 702 indirectly
Then heated by solar heat-collection plate 703；When the water temperature in hot water storage tank 702 is lower than setting value (such as 5 DEG C), heat pump unit
Heating mode can be switched to the first heating mode, so that hot water storage tank 702 enters heat storage state；Correspondingly, working as accumulation of heat
Water temperature in water tank 702 is higher than setting value (such as 12 DEG C), and heating mode can be back switched to second of system by heat pump unit
Heat pattern.
Defrost pattern
As shown in fig. 6, the end a-b of four-way valve 2, the connection of the end c-d, the end the g-f connection of the first triple valve 3, the second triple valve
501 end h-i connection, the end the m-l connection of third triple valve 507, the 6th solenoid valve 401 are opened.
High pressure gaseous coolant media is sprayed from the outflow port 101 of compressor 1, by four-way valve 2 and the first triple valve 3
First Heat Exchanger 4 is reached afterwards, and coolant media liquidation exothermic reaction in First Heat Exchanger 4 improves the temperature of First Heat Exchanger 4, reaches
The effect of defrost；Wherein, the first blower 403 and spray assemblies stop working, and are not needed in defrost pattern to air-cooled heat exchange
Device 402 provides air-flow, does not also need to spray water to evaporation cold heat exchanger 404；Liquid refrigerants medium continues through the second triple valve
501, fluid reservoir 502 and drier 503, after drying, coolant media is divided into major loop and secondary circuit: (1) leading back
Lu Zhong, coolant media successively pass through economizer 505, the second electric expansion valve 506, third triple valve 507 and the second heat exchanger 6,
Coolant media evaporation endothermic in the second heat exchanger 6, the coolant media after vaporization are simultaneously final by four-way valve 2, gas-liquid separator 9
Into the first refluxing opening 102 of compressor 1；(2) in secondary circuit, coolant media successively passes through the first electric expansion valve 504
With economizer 505, then eventually enter into the second refluxing opening 103 of compressor 1, wherein coolant media in economizer 505 with master
Coolant media in circuit generates heat exchange.
4th solenoid valve 508 and expansion valve 509 are for protecting compressor 1 to prevent its temperature excessively high, when the temperature of compressor 1
When higher than setting value (such as 95 DEG C), the 4th solenoid valve 508 is opened, and is increased the coolant media flow of major loop and is reduced secondary returning
The coolant media evaporation capacity on road, to reduce by 1 working chamber temperature of compressor.
Embodiment 2
As shown in fig. 7, the present embodiment is difference from example 1 is that solar heat exchanger 7, functional module 5 and
Two heat exchangers 6；
The present embodiment solar heat exchanger 7 includes hot water storage tank 702, solar heat-collection plate 703 and circulating water line, connection
The refrigerant pipeline of W and Z interface is passed through out of hot water storage tank 702, and circulating water line connects hot water storage tank 702 and solar heat-collection plate
703, circulating water pipe road is provided with circulating pump；It is provided on hot water storage tank 702 for providing the external pipeline of domestic hot-water, outside
Adapter tube road is provided with second solenoid valve 706；It is provided with water pipe on hot water storage tank 702, is provided with third on water pipe
Solenoid valve 707.
The functional module 5 of the present embodiment includes the first check valve 510, second one-way valve 511, third check valve the 512, the 4th
Check valve 513, fluid reservoir 502, drier 503, the 5th solenoid valve 514, the first electric expansion valve 504, economizer 505 and second
Electric expansion valve 506；
The u interface of functional module 5 is sequentially connected the first check valve 510, fluid reservoir 502, drier 503, the 5th solenoid valve
514, the first electric expansion valve 504, economizer 505, the second electric expansion valve 506, second one-way valve 511 and V interface；
V interface connects fluid reservoir 502 by third check valve 512；
Second electric expansion valve 506 connects u interface by the 4th check valve 513；
Drier 503 connects economizer 505；
Economizer 505 is connected to the second refluxing opening 103 of compressor 1.
Second heat exchanger 6 of the present embodiment includes the second heat exchanger body 601 and the second blower 602, and the second blower 602 makes
Air flows through the surface of the second heat exchanger body 601.
Embodiment 3
As shown in figure 8, the present embodiment is difference from example 1 is that solar heat exchanger 7；
The solar heat exchanger 7 of the present embodiment includes First Heat Exchanger ontology 701, solar heat-collection plate 703 and recirculated water
The refrigerant pipeline of pipeline, connection W and Z interface is passed through out of First Heat Exchanger ontology 701, and circulating water line connects First Heat Exchanger
Ontology 701 and solar heat-collection plate 703.
Embodiment 4
As shown in figure 9, the present embodiment is difference from example 1 is that functional module 5；
The functional module 5 of the present embodiment includes the second triple valve 501, fluid reservoir 502, drier 503, third electronic expansion
Valve 515 and third triple valve 507；
Second triple valve 501 has tri- interfaces of h, i, j, and third triple valve 507 has tri- interfaces of k, l, m；
The u interface connection h interface and k interface of functional module 5；The i interface of second triple valve 501 is sequentially connected fluid reservoir
502, the m interface of drier 503, third electric expansion valve 515 and third triple valve 507；
The j interface of second triple valve 501 and the l interface of third triple valve 507 are connected to V interface.
Compared to embodiment 1, the functional module 5 of the present embodiment eliminates the relevant circuit of air injection enthalpy-increasing technology.
Embodiment 5
As shown in Figure 10, the present embodiment is difference from example 1 is that the second heat exchanger 6；
Second heat exchanger 6 of the present embodiment includes the second heat exchanger body 601 and the second blower 602, and the second blower 602 makes
Air flows through the surface of the second heat exchanger body 601.
Embodiment 6
As shown in figure 11, the present embodiment is difference from example 1 is that functional module 5 and the second heat exchanger 6；
The functional module 5 of the present embodiment includes the second triple valve 501, fluid reservoir 502, drier 503, third electronic expansion
Valve 515 and third triple valve 507；
Second triple valve 501 has tri- interfaces of h, i, j, and third triple valve 507 has tri- interfaces of k, l, m；
The u interface connection h interface and k interface of functional module 5；The i interface of second triple valve 501 is sequentially connected fluid reservoir
502, the m interface of drier 503, third electric expansion valve 515 and third triple valve 507；
The j interface of second triple valve 501 and the l interface of third triple valve 507 are connected to V interface.
Second heat exchanger 6 of the present embodiment includes the second heat exchanger body 601 and the second blower 602, and the second blower 602 makes
Air flows through the surface of the second heat exchanger body 601.
Embodiment 7
As shown in figure 12, the present embodiment is difference from example 1 is that First Heat Exchanger 4；
The First Heat Exchanger 4 of the present embodiment includes air cooling heat exchanger 402, the first blower 403, evaporation cold heat exchanger 404, spray
Drench component, the 7th solenoid valve 408 and the 8th solenoid valve 409；First blower 403 causes air flow through the surface of air cooling heat exchanger 402；
Spray assemblies to evaporation 404 surface spraying cooling water of cold heat exchanger；The R interface of First Heat Exchanger 4 is sequentially connected the 7th solenoid valve
408, air cooling heat exchanger 402 and S interface；The R interface of First Heat Exchanger 4 is sequentially connected the 8th solenoid valve 409, evaporation cold heat exchanger
404 and S interface.Wherein, spray assemblies include spray water tank 405, feeding spraying pump 406 and nozzle 407, and feeding spraying pump 406 will spray
Cooling water in spraying water tank 405 sprays to evaporation cold heat exchanger 404 by nozzle 407.
Embodiment 8
As shown in figure 13, the present embodiment is difference from example 1 is that First Heat Exchanger 4；
The First Heat Exchanger 4 of the present embodiment includes air cooling heat exchanger 402, the first blower 403, evaporation cold heat exchanger 404, spray
Drench component, the 7th solenoid valve 408 and the 8th solenoid valve 409；First blower 403 causes air flow through the surface of air cooling heat exchanger 402；
Spray assemblies to evaporation 404 surface spraying cooling water of cold heat exchanger；The R interface of First Heat Exchanger 4 is sequentially connected air cooling heat exchanger
402, the 7th solenoid valve 408 and S interface；Evaporation cold heat exchanger 404 accesses the 7th solenoid valve after connecting with the 8th solenoid valve 409
408 both ends.Wherein, spray assemblies include spray water tank 405, feeding spraying pump 406 and nozzle 407, and feeding spraying pump 406 is by shower water
Cooling water in case 405 sprays to evaporation cold heat exchanger 404 by nozzle 407.
Embodiment 9
As shown in figure 14, the present embodiment is difference from example 1 is that First Heat Exchanger 4；
The First Heat Exchanger 4 of the present embodiment includes air cooling heat exchanger 402, the first blower 403, evaporation cold heat exchanger 404, spray
Drench component, the 7th solenoid valve 408 and the 8th solenoid valve 409；First blower 403 causes air flow through the surface of air cooling heat exchanger 402；
Spray assemblies to evaporation 404 surface spraying cooling water of cold heat exchanger；The R interface of First Heat Exchanger 4 is sequentially connected the cold heat exchange of evaporation
Device 404, the 8th solenoid valve 409 and S interface；7th solenoid valve 408 and air cooling heat exchanger 402 access the 8th solenoid valve after connecting
409 both ends.Wherein, spray assemblies include spray water tank 405, feeding spraying pump 406 and nozzle 407, and feeding spraying pump 406 is by shower water
Cooling water in case 405 sprays to evaporation cold heat exchanger 404 by nozzle 407.
Although embodiments of the present invention are illustrated in specification, these embodiments are intended only as prompting,
It should not limit protection scope of the present invention.It is equal that various omission, substitution, and alteration are carried out without departing from the spirit and scope of the present invention
It should be included within the scope of the present invention.
Claims (10)
1. a kind of cold space energy double-source heat pump unit of evaporation, characterized by comprising:
Compressor, compressor have outflow port and the first refluxing opening；
Four-way valve, four-way valve have tetra- interfaces of a, b, c, d, the outflow port of b interface connect compressor；
First triple valve, triple valve have tri- interfaces of e, f, g, and g interface connects a interface of four-way valve；
First Heat Exchanger, First Heat Exchanger have R, S interface, and the R interface of First Heat Exchanger connects the f interface of the first triple valve,
The R interface of First Heat Exchanger is connected to S interface by the first solenoid valve；
Functional module, functional module have U, V interface, the u interface of the S interface linkage function module of First Heat Exchanger；
Second heat exchanger, the second heat exchanger have X, Y interface, the V interface of the X interface linkage function module of the second heat exchanger, and the
The c interface of the Y interface connection four-way valve of two heat exchangers；
Solar heat exchanger, solar heat exchanger have W, Z interface, and the W interface of solar heat exchanger connects the e of the first triple valve
Interface, the R interface of the Z interface connection First Heat Exchanger of solar heat exchanger；
Gas-liquid separator, the d interface of four-way valve are sequentially connected the first refluxing opening of gas-liquid separator and compressor.
2. the cold space energy double-source heat pump unit of evaporation according to claim 1, it is characterised in that: the solar heat exchanger
Including First Heat Exchanger ontology, hot water storage tank, solar heat-collection plate, first circulation water lines and second circulation water lines, W is connected
It is passed through out of First Heat Exchanger ontology with the refrigerant pipeline of Z interface, first circulation water lines connect First Heat Exchanger ontology and storage
Boiler is provided with first circulation pump in first circulation water lines；Second circulation water lines connect hot water storage tank and solar energy collection
Hot plate is provided with second circulation pump in second circulation water lines；It is additionally provided on hot water storage tank for providing the outer of domestic hot-water
Road is taken over, is provided with second solenoid valve on external pipeline.
3. the cold space energy double-source heat pump unit of evaporation according to claim 1, it is characterised in that: the solar heat exchanger
Including hot water storage tank, solar heat-collection plate and circulating water line, the refrigerant pipeline for connecting W and Z interface is passed through out of hot water storage tank,
Circulating water line connects hot water storage tank and solar heat-collection plate, and circulating water pipe road is provided with circulating pump；It is arranged on hot water storage tank
Have for providing the external pipeline of domestic hot-water, is provided with second solenoid valve on external pipeline；Moisturizing is provided on hot water storage tank
Pipeline is provided with third solenoid valve on water pipe.
4. the cold space energy double-source heat pump unit of evaporation according to claim 1, it is characterised in that: the solar heat exchanger
Including First Heat Exchanger ontology, solar heat-collection plate and circulating water line, the refrigerant pipeline for connecting W and Z interface exchanges heat from first
It is passed through in device ontology, circulating water line connects First Heat Exchanger ontology and solar heat-collection plate.
5. the cold space energy double-source heat pump unit of evaporation according to claim 1, it is characterised in that: the compressor is jet
Enthalpy-increasing compressor, air injection enthalpy-increasing compressor have outflow port, the first refluxing opening and the second refluxing opening；The functional module includes the
Two triple valves, fluid reservoir, drier, the first electric expansion valve, economizer, the second electric expansion valve, third triple valve, the 4th electricity
Magnet valve and expansion valve；
Second triple valve has tri- interfaces of h, i, j, and third triple valve has tri- interfaces of k, l, m；
The u interface connection h interface and k interface of functional module；The i interface of second triple valve is sequentially connected fluid reservoir, drier, warp
The m interface of Ji device, the second electric expansion valve and third triple valve；Drier be sequentially connected the first electric expansion valve, economizer and
Second refluxing opening of compressor；Drier is connected to the second refluxing opening of compressor by the 4th solenoid valve and expansion valve；
The j interface of second triple valve and the l interface of third triple valve are connected to V interface.
6. the cold space energy double-source heat pump unit of evaporation according to claim 1, it is characterised in that: the compressor is jet
Enthalpy-increasing compressor, air injection enthalpy-increasing compressor have outflow port, the first refluxing opening and the second refluxing opening, and the functional module includes the
One check valve, second one-way valve, third check valve, the 4th check valve, fluid reservoir, drier, the 5th solenoid valve, the first electronics are swollen
Swollen valve, economizer and the second electric expansion valve；The u interface of functional module be sequentially connected the first check valve, fluid reservoir, drier,
5th solenoid valve, the first electric expansion valve, economizer, the second electric expansion valve, second one-way valve and V interface；
V interface connects fluid reservoir by third check valve；
Second electric expansion valve connects u interface by the 4th check valve；
Drier connects economizer；
Economizer is connected to the second refluxing opening of compressor.
7. the cold space energy double-source heat pump unit of evaporation according to claim 1, it is characterised in that: the functional module includes
Second triple valve, fluid reservoir, drier, third electric expansion valve and third triple valve；
Second triple valve has tri- interfaces of h, i, j, and third triple valve has tri- interfaces of k, l, m；
The u interface connection h interface and k interface of functional module；The i interface of second triple valve is sequentially connected fluid reservoir, drier,
The m interface of three electric expansion valves and third triple valve；
The j interface of second triple valve and the l interface of third triple valve are connected to V interface.
8. the cold space energy double-source heat pump unit of evaporation according to claim 1, it is characterised in that: the First Heat Exchanger packet
Include the 6th solenoid valve, air cooling heat exchanger, the first blower, evaporation cold heat exchanger and spray assemblies；First blower causes air flow through wind
The surface of cold heat exchanger；
Spray assemblies to evaporation cold heat exchanger surface spraying cooling water；
The R interface of First Heat Exchanger is sequentially connected the 6th solenoid valve, evaporation cold heat exchanger, air cooling heat exchanger and S interface；
Spray assemblies include spray water tank, feeding spraying pump and nozzle, and the cooling water in spray water tank is passed through nozzle by feeding spraying pump
Spray to evaporation cold heat exchanger.
9. the cold space energy double-source heat pump unit of evaporation according to claim 1, it is characterised in that: second heat exchanger is
Shell and tube exchanger, including the second heat exchanger body and water circulation system, water circulation system make water flow into the second heat exchanger body
Surface.
10. the cold space energy double-source heat pump unit of evaporation according to claim 1, it is characterised in that: second heat exchanger
The second heat exchanger body is caused air flow through for multi-joint indoor units, including the second heat exchanger body and the second blower, the second blower
Surface.
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| CN201811624438.1A CN109579192B (en) | 2018-12-28 | 2018-12-28 | Evaporation cold space energy double-source heat pump unit |
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| CN201811624438.1A CN109579192B (en) | 2018-12-28 | 2018-12-28 | Evaporation cold space energy double-source heat pump unit |
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| CN115111732A (en) * | 2022-06-14 | 2022-09-27 | 青岛海尔空调器有限总公司 | Control method and device of air conditioner and air conditioner |
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