CN110307672A - A kind of high temperature air source heat pump system of multi-mode solar energy jetting synergy - Google Patents
A kind of high temperature air source heat pump system of multi-mode solar energy jetting synergy Download PDFInfo
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- CN110307672A CN110307672A CN201910545373.XA CN201910545373A CN110307672A CN 110307672 A CN110307672 A CN 110307672A CN 201910545373 A CN201910545373 A CN 201910545373A CN 110307672 A CN110307672 A CN 110307672A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S20/00—Solar heat collectors specially adapted for particular uses or environments
- F24S20/40—Solar heat collectors combined with other heat sources, e.g. using electrical heating or heat from ambient air
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- 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
- F25B27/00—Machines, plants or systems, using particular sources of energy
- F25B27/002—Machines, plants or systems, using particular sources of energy using solar energy
- F25B27/005—Machines, plants or systems, using particular sources of energy using solar energy in compression type systems
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- 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
- F25B30/00—Heat pumps
- F25B30/06—Heat pumps characterised by the source of low potential heat
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- 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
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
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- 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
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/31—Expansion valves
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- 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
- F25B2600/00—Control issues
- F25B2600/25—Control of valves
- F25B2600/2513—Expansion valves
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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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
A kind of high temperature air source heat pump system of multi-mode solar energy jetting synergy of the present invention, belongs to technical field of heat pumps；Present system includes the first refrigerant-cycle systems, the second refrigerant circulatory system and hot water cyclesystem: when thermal load demands are smaller and solar energy is insufficient, selecting single stage compress heat pump mode for user's heat supply；When thermal load demands are smaller and solar energy is sufficient, select single-stage solar supercharging jet heat pump mode for user's heat supply；When thermal load demands are larger and solar energy is insufficient, select two stages of compression overlapping heat pump mode for user's heat supply；When thermal load demands are larger and solar energy is sufficient, selecting solar supercharging injection and compression overlapping heat pump mode is user's heat supply；Above-mentioned mode conversion is mainly realized by the different runners of three double-tube heat exchangers and valve transfer；This system improves the adaptability of system by the conversion of various modes, realizes making full use of and energy conservation to the greatest extent to solar energy.
Description
Technical field
A kind of high temperature air source heat pump system of multi-mode solar energy jetting synergy of the present invention belongs to heat pump techniques neck
Domain.
Background technique
Energy-saving and emission-reduction are the inevitable requirements of sustainable development, and applied solar energy sprays the mode of synergy, to air source heat pump
It improves and is promoted, cold and compressor under the insufficient and higher outdoor environment of traditional heat capacity under severe cold condition can be improved
The problems such as overcompression, improves solar energy utilization ratio and heating efficiency, obtains good economic benefit and environmental benefit.
According to the literature search discovery to the prior art, solar energy be new energy with it is most noticeable in renewable energy
Clean energy resource, is conducive to energy conservation and environmental protection, and solar utilization technique is just obtaining more and more extensive attention.China
Patent publication No. is that the patent of invention of CN104807252A discloses a kind of " steam compression type of solar energy auxiliary ejector synergy
Heat pump circulating system and method ", compared to conventional vapor-compression cycle air source heat pump circulating system, which utilizes solar energy
Thermal-arrest/generator can provide pressurized working fluid for injector, the low pressure refrigerant gas of injection evaporator outlet in injector
Body promotes the pressure of inspiration(Pi) of compressor to reduce the power consumption of compressor in circulation and improve the displacement of compressor, reaches
To the purpose for improving heat pump system efficiency.However, heat supply is carried out using single-stage heat pump system in solar irradiation deficiency, it cannot
Meet the heat demand of the user when outdoor environment temperature is lower.
China Patent Publication No. be the patent of invention of CN 108007006AD disclose it is a kind of " multi-mode spray synergy from
Overlapping heat pump system and operational mode ", the higher pressure refrigerant gas refrigeration that injection condenser/evaporator exports in steam jet ejector
Agent gas improves the temperature and pressure of suction port of compressor refrigerant gas；Single-stage heat can be selected according to outdoor environment temperature
Pump, self-cascade heat pump or part overlapping heat pump operation mode, make system performance reach optimum state.However it is not auxiliary using solar energy
Help enhancing heat pump efficiency.
Summary of the invention
A kind of high temperature air source heat pump system of multi-mode solar energy jetting synergy of the present invention, overcomes the prior art and deposits
Deficiency, solve in the prior art air source heat pump at a temperature of different outdoor environments using single-mode run it is not energy-efficient,
The bad problem of heating effect enables it to the heating demands being suitable under different condition, and ensure that good economy
And energy-saving effect.
In order to solve the above-mentioned technical problem, a kind of the technical solution adopted by the present invention are as follows: multi-mode solar energy jetting synergy
High temperature air source heat pump system, including the first refrigerant-cycle systems, the second refrigerant circulatory system and hot water circuit system
System；
In first refrigerant-cycle systems, condenser, the first expansion valve, the are successively passed through by pipeline in the outlet of the first compressor
Four control valves, three double-tube heat exchangers the second circular passage after be connected with the entrance of the first compressor；
In the second refrigerant circulatory system, the export pipeline in the first annular channel of three double-tube heat exchangers is divided into two-way, a-road-through
Piping is successively connected after the first control valve, working medium pump, solar thermal collector with the Working-fluid intaking of injector；Separately
A-road-through piping is successively connected after the second expansion valve, evaporator with the entrance of the second compressor；Second compressor
Export pipeline is divided into two-way, is connected after the second control valve with the driving fluid entrance of injector all the way, another way is successively
By third control valve, injector export pipeline after be connected with the first annular feeder connection of three double-tube heat exchangers；
In hot water cyclesystem, the water return pipeline from heating user is divided into two-way, and a-road-through piping successively passes through condenser
It is connected afterwards with the first input end a1 of three-way diverter valve, another way successively passes through the internal layer set of three double-tube heat exchangers by pipeline
Second input end a2 of Guan Houyu three-way diverter valve is connected, the outlet end a3 of three-way diverter valve by after hot water circulating pump with confession
The water supply pipe of warm user is connected.
Further, first control valve, the second control valve, third control valve and the 4th control valve are solenoid valve or electronic
Valve.
Further, in the triple channel double-tube heat exchanger, first annular channel is formed between inner layer sleeve and middle casing,
The second circular passage is formed between middle casing and outer layer sleeve.
Further, the triple channel double-tube heat exchanger is using parallel arrangement or snakelike arrangement.
Further, in the triple channel double-tube heat exchanger of the parallel arrangement, the quantity for the triple channel casing being parallel to each other is 2
Root or more.
Further, in the triple channel double-tube heat exchanger of the snakelike arrangement, triple channel casing using an inflection arrange or
The structure of multiple inflection arrangement.
The present invention has the advantages that compared with prior art.
Relative to conventional overlapping heat pump system, the moderate and high temperature heat system of multi-mode solar energy jetting synergy of the invention
It is available there are many mode, it is adapted to the heating demand demand of user under different outdoor environment temperature and solar irradiation,
Achieve the purpose that energy conservation and economy.Present system can select single stage compress heat pump mode, two-stage pressure according to outdoor environment temperature
Contracting overlapping heat pump mode, single-stage solar supercharging jet heat pump mode or solar supercharging injection and compression overlapping heat pump mode,
So that system performance is reached optimum state, guarantees that economy is best.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of heat pump system provided by the invention.
Fig. 2 is the schematic diagram for the parallel tee road double-tube heat exchanger that the embodiment of the present invention one provides.
Fig. 3 is the schematic diagram of snakelike triple channel double-tube heat exchanger provided by Embodiment 2 of the present invention.
Fig. 4 is Section A-A schematic diagram in Fig. 2 or Fig. 3.
In figure, the first compressor of 101-, 102- condenser, the first expansion valve of 103-, tri- double-tube heat exchanger of 104-, 105- work
Matter pump, 106- solar thermal collector, the second expansion valve of 107-, 108- evaporator, the second compressor of 109-, 110- injector,
111- three-way diverter valve, 112- hot water circulating pump, the first control valve of 113-, the second control valve of 114-, 115- third control valve,
The 4th control valve of 116-, 120- hot water inlet's pipeline, 121- hot-water outlet conduits, 122- second refrigerant circulatory system refrigerant
Outlet conduit, 123- second refrigerant circulatory system refrigerant inlet pipeline, 124- the first refrigerant-cycle systems refrigerant enter
Mouth pipeline, 125- the first refrigerant-cycle systems refrigerant outlet pipeline, 126- middle casing, the second circular passage 127-,
128- outer layer sleeve, 129- inner layer sleeve, the first connecting tube of 131-, the second connecting tube of 132-, 133- third connecting tube, 134-
Four connecting tubes, the 5th connecting tube of 135-, the 6th connecting tube of 136-.
Specific embodiment
Following further describes the present invention with reference to the drawings.
Embodiment one
As shown in Figure 1, a kind of high temperature air source heat pump system of multi-mode solar energy jetting synergy, including the first refrigerant follow
Loop system, the second refrigerant circulatory system and hot water cyclesystem.In first refrigerant-cycle systems, the first compressor 101
Outlet by pipeline successively pass through condenser 102, the first expansion valve 103, the 4th control valve 116, three double-tube heat exchangers 104 the
It is connected behind second ring channel 127 with the entrance of the first compressor 101.
In the second refrigerant circulatory system, the export pipeline in the first annular channel 130 of three double-tube heat exchangers 104 is divided into two
Road, a-road-through piping successively after the first control valve 113, working medium pump 105, solar thermal collector 106 with injector 110
Working-fluid intaking is connected；Another way is successively compressed after the second expansion valve 107, evaporator 108 with second by pipeline
The entrance of machine 109 is connected；The export pipeline of second compressor 109 is divided into two-way, all the way after the second control valve 114 with spray
The driving fluid entrance of emitter 110 is connected, another way successively by third control valve 115, injector 110 export pipeline after
It is connected with the first annular feeder connection 130 of three double-tube heat exchangers 104.
In hot water cyclesystem, the water return pipeline from heating user is divided into two-way, and a-road-through piping is successively through being subcooled
It is connected after condenser 102 with the first input end a1 of three-way diverter valve 111, another way successively passes through three sleeve heat exchanges by pipeline
It is connected after the inner layer sleeve 129 of device 104 with the second input end a2 of three-way diverter valve 111, the outlet end of three-way diverter valve 111
A3 after hot water circulating pump 112 with the water supply pipe of heating user by being connected.
First control valve 113, the second control valve 114, third control valve 115 and the 4th control valve 116 are solenoid valve or electricity
Dynamic valve, these act the valve being turned off and on, and effect is to determine this by the flowing of the switch control refrigerant of valve
Invention system with single stage compress heat pump mode, two stages of compression overlapping heat pump mode, single-stage solar supercharging jet heat pump mode also
It is solar supercharging injection and compression overlapping heat pump mode operation.
Three double-tube heat exchangers 104 can be using three double-tube heat exchangers of parallel arrangement.As shown in Fig. 2, three parallel casings
The quantity of the triple channel casing of heat exchanger is 2 or more.Its structure is as follows: every three casings be it is straight, and three casings it
Between be arranged parallel.In the left side of three double-tube heat exchangers 104, hot water inlet's pipeline 120 is connected to the first connecting tube 131, even
The inner layer sleeve 129 of three casings parallel with every is connected to adapter tube 1 respectively again；On right side, the internal layer of every three parallel casings
Casing 129 is connected to respectively at the 6th connecting tube 136, is connected to again with hot-water outlet conduits 121 the 6th communicating pipe 136.On right side,
Two refrigerant-cycle systems refrigerant inlet pipelines 123 are connected to the 5th connecting tube 135, and the 5th connecting tube 135 is flat with every again
The first annular channel 130 of three capable casings is connected to；In left side, first annular channel 130 connects with the second connecting tube 132 respectively
Logical, the second connecting tube 132 is connected to second refrigerant circulatory system refrigerant outlet pipeline 122 again.In left side, the first refrigerant
Circulatory system refrigerant inlet pipeline 124 is connected to third connecting tube 133, and third connecting tube 133 is parallel with every respectively again
Second circular passage 127 of three casings is connected to；On right side, the second circular passage 127 of every three parallel casings is respectively with the
The connection of four connecting tubes 134, the 4th connecting tube 134 are connected to the first refrigerant-cycle systems refrigerant outlet pipeline 125 again.
As shown in figure 4, forming first between inner layer sleeve 129 and middle casing 126 in triple channel double-tube heat exchanger 104
Circular passage 130 forms the second circular passage 127 between middle casing 126 and outer layer sleeve 128.In first annular channel 130
The low-pressure stage that can only circulate refrigerant；Inner layer sleeve 129 and the second circular passage 127 can be there are two types of circulation styles, the first is
Circulate hiigh pressure stage refrigerant in inner layer sleeve 129, and circulate hot water in the second circular passage 127；Second is in inner layer sleeve 129
Circulate hot water, and circulate hiigh pressure stage refrigerant in the second circular passage 127.The first used in the present embodiment description, but it is unlimited
In this one kind.Low-pressure stage refrigerant is the refrigerant after the first compressor 101, and hiigh pressure stage refrigerant is sequentially to pass through first
Refrigerant after compressor 101 and the second compressor 109.
Embodiment two
It is wherein the same as example 1 or corresponding components is using appended drawing reference corresponding with embodiment one.For simplicity,
The distinctive points of embodiment two Yu embodiment one are only described.
In the triple channel double-tube heat exchanger 104 of snakelike arrangement, triple channel casing is arranged using an inflection or multiple inflection
The structure of arrangement.As shown in figure 3, using the form that four inflection are arranged as structural schematic diagram.
The high temperature air source heat pump system of multi-mode solar energy jetting synergy of the present invention presses following mode operation:
One, the implementation method of single stage compress heat pump mode is as follows:
When outdoor temperature is higher, thermic load is smaller and solar energy is insufficient, third control valve 115 is opened, the first control valve 113,
Second control valve 114, the 4th control valve 116 are closed；The outlet end a3 of three-way diverter valve, the second input end a2 open, first into
Mouth end a1 is closed；Working medium pump 105 and hot water circulating pump 112 are in operating status.At this point, with the operation of single stage compress heat pump mode.
To the first refrigerant-cycle systems: not running at this time.
To the second refrigerant circulatory system: the superheated refrigerant steam of the second compressor 109 outlet enters three sleeve heat exchanges
After the condensation heat release of first annular channel 130 of device 104 becomes liquid refrigerant liquid, become into throttling in the second expansion valve 107
At gas-liquid two-phase state, becomes saturation or superheated refrigerant gas subsequently into heat of vaporization is absorbed in evaporator 108, finally return
To the second compressor 109, circulation is completed.
To hot water cyclesystem: user's return water enters the inner layer sleeve 129 of three double-tube heat exchangers 104, absorbs first annular
The heat of superheated refrigerant in channel 130, then by three-way diverter valve 111, finally used by 112 forced feed of hot water circulating pump
Family.
Two, the implementation method of two stages of compression overlapping heat pump mode is as follows:
When outdoor temperature is lower, thermic load is larger and solar energy is insufficient, third control valve 115, the 4th control valve 116 are opened,
First control valve 113, the second control valve 114 are closed；Three-way diverter valve outlet end a3, the first input end a1 are opened, the second import
A2 is held to close；Working medium pump 105 and hot water circulating pump 112 are in operating status.At this point, with two stages of compression overlapping heat pump mode fortune
Row.
To the first refrigerant-cycle systems: it is cold that the superheated refrigerant steam of the first compressor 101 outlet enters condenser 102
After solidifying heat release becomes liquid refrigerant, become gas-liquid two-phase state into throttling in the first expansion valve 103, subsequently into three casings
Heat of vaporization is absorbed in second circular passage 127 of heat exchanger 104 becomes saturation or superheated refrigerant gas, eventually passes back to first
Compressor 101 completes circulation.
To the second refrigerant circulatory system: the superheated refrigerant steam of the second compressor 109 outlet enters three sleeve heat exchanges
The first annular channel 130 of device 104 becomes liquid refrigerant liquid after condensing heat release, becomes into throttling in the second expansion valve 107
For gas-liquid two-phase state, becomes saturation or superheated refrigerant gas subsequently into heat of vaporization is absorbed in evaporator 108, finally return
To the second compressor 109, circulation is completed.
To hot water cyclesystem: user's return water, which enters in condenser 102, absorbs the first refrigerant-cycle systems superheat refrigeration
The heat of agent, then by three-way diverter valve 111, finally by 112 forced feed user of hot water circulating pump.
Three, the implementation method of single-stage solar supercharging jet heat pump mode is as follows:
When outdoor temperature is higher, thermic load is smaller and solar energy is sufficient, the first control valve 113, the second control valve 114 are opened,
Third control valve 115, the 4th control valve 116 are closed；Three-way diverter valve outlet end a3, the second input end a2 are opened, the first import
A1 is held to close；Working medium pump 105 and hot water circulating pump 112 are in operating status.At this point, with single-stage solar supercharging jet heat pump mould
Formula operation.
To the first refrigerant-cycle systems: not running at this time.
To the second refrigerant circulatory system: into the superheated refrigerant in the first annular channel 130 of three double-tube heat exchangers 104
Steam becomes liquid refrigerant after condensing heat release, and the liquid refrigerant of outlet divides two-way: boosting all the way through working medium pump 105, then
Become two-phase or superheated refrigerant fluid into heat absorption evaporation in solar thermal collector 106, subsequently into the work of injector 110
Fluid inlet；Another way liquid refrigerant, which enters throttling in the second expansion valve 107, becomes gas-liquid two-phase state, the two phase refrigerant
Fluid, which enters in evaporator 108, absorbs heat of vaporization as saturation or superheated refrigerant gas, presses using the second compressor 109
Contracting, the driving fluid entrance into injector 110 are returned to three casings after the refrigerant injection of solar thermal collector 106 and are changed
130 entrance of first annular channel of hot device 104 completes circulation.
To hot water cyclesystem: user's return water enters the inner layer sleeve 129 of three double-tube heat exchangers 104, absorbs first annular
The heat of superheated refrigerant in channel 130, then by three-way diverter valve 104, finally pressurizeed to be sent by hot water circulating pump 112 and be used
Family.
Four, solar supercharging injection and the implementation method of compression overlapping heat pump are as follows:
When outdoor temperature is lower, thermic load is larger and solar energy is sufficient, the first control valve 113, the second control valve the 114, the 4th
Control valve 116 is opened, and third control valve 115 is closed；Three-way diverter valve outlet end a3, the first input end a1 are opened, the second import
A2 is held to close；Working medium pump 105 and hot water circulating pump 112 are in operating status.At this point, with solar energy boosting jet and compression overlapping
Operation of heat pump.
To the first refrigerant-cycle systems: it is cold that the superheated refrigerant steam of the first compressor 101 outlet enters condenser 102
Become that refrigerant liquid is subcooled after solidifying heat release, which goes successively to throttling in the first expansion valve 103 and become gas
Liquid two-phase state, the two phase refrigerant fluid enter three double-tube heat exchangers 104 the second circular passage in absorb heat of vaporization at
For saturation or superheated refrigerant gas, the first compressor 101 is eventually passed back to, completes circulation.
To the second refrigerant circulatory system: into the superheated refrigerant in the first annular channel 130 of three double-tube heat exchangers 104
Steam becomes liquid refrigerant after condensing heat release, and the liquid refrigerant of outlet divides two-way: boosting all the way through working medium pump 105, then
Become two-phase or superheated refrigerant fluid into heat absorption evaporation in solar thermal collector 106, subsequently into the work of injector 110
Fluid inlet；Another way liquid refrigerant, which enters throttling in the second expansion valve 107, becomes gas-liquid two-phase state, the two phase refrigerant
Fluid, which enters in evaporator 108, absorbs heat of vaporization as saturation or superheated refrigerant gas, presses using the second compressor 109
Contracting, the driving fluid entrance into injector 110 are returned to three casings after the refrigerant injection of solar thermal collector 106 and are changed
130 entrance of first annular channel of hot device 104 completes circulation.
To hot water cyclesystem: user's return water, which enters in condenser 102, absorbs the first refrigerant-cycle systems superheat refrigeration
The heat of agent, then by three-way diverter valve 111, finally by 112 forced feed user of hot water circulating pump.
Although being particularly shown and describing the present invention, those skilled in the art referring to its exemplary embodiment
It should be understood that in the case where not departing from the spirit and scope of the present invention defined by claim form can be carried out to it
With the various changes in details.
Claims (6)
1. a kind of high temperature air source heat pump system of multi-mode solar energy jetting synergy, it is characterised in that: including the first refrigeration
The agent circulatory system, the second refrigerant circulatory system and hot water cyclesystem；
In first refrigerant-cycle systems, condenser (102), the are successively passed through by pipeline in the outlet of the first compressor (101)
One expansion valve (103), the 4th control valve (116), three double-tube heat exchangers (104) the second circular passage (127) afterwards with first pressure
The entrance of contracting machine (101) is connected；
In the second refrigerant circulatory system, the export pipeline in the first annular channel (130) of three double-tube heat exchangers (104) is divided into two
Road, a-road-through piping successively after the first control valve (113), working medium pump (105), solar thermal collector (106) with injection
The Working-fluid intaking of device (110) is connected；Another way successively passes through the second expansion valve (107), evaporator (108) by pipeline
It is connected afterwards with the entrance of the second compressor (109)；The export pipeline of second compressor (109) is divided into two-way, all the way by the
Two control valves (114) are connected with the driving fluid entrance of injector (110) afterwards, and another way successively passes through third control valve
(115), it is connected after the export pipeline of injector (110) with the first annular feeder connection (130) of three double-tube heat exchangers (104)
It connects；
In hot water cyclesystem, the water return pipeline from heating user is divided into two-way, and a-road-through piping successively passes through condenser
(102) it is connected afterwards with the first input end a1 of three-way diverter valve (111), another way successively passes through three sleeve heat exchanges by pipeline
The inner layer sleeve (129) of device (104) is connected with the second input end a2 of three-way diverter valve (111) afterwards, three-way diverter valve (111)
Outlet end a3 by hot water circulating pump (112) afterwards with heating user water supply pipe be connected.
2. a kind of high temperature air source heat pump system of multi-mode solar energy jetting synergy according to claim 1, special
Sign is: first control valve (113), the second control valve (114), third control valve (115) and the 4th control valve (116) are
Solenoid valve or motor-driven valve.
3. a kind of high temperature air source heat pump system of multi-mode solar energy jetting synergy according to claim 1, special
Sign is: in the triple channel double-tube heat exchanger (104), forming the first ring between inner layer sleeve (129) and middle casing (126)
Shape channel (130) forms the second circular passage (127) between middle casing (126) and outer layer sleeve (128).
4. a kind of high temperature air source heat pump system of multi-mode solar energy jetting synergy according to claim 3, special
Sign is: the triple channel double-tube heat exchanger (104) is using parallel arrangement or snakelike arrangement.
5. a kind of high temperature air source heat pump system of multi-mode solar energy jetting synergy according to claim 4, special
Sign is: in the triple channel double-tube heat exchanger (104) of the parallel arrangement, the quantity for the triple channel casing being parallel to each other is 2
More than.
6. a kind of high temperature air source heat pump system of multi-mode solar energy jetting synergy according to claim 4, special
Sign is: in the triple channel double-tube heat exchanger (104) of the snakelike arrangement, triple channel casing is using inflection arrangement or repeatedly
The structure of inflection arrangement.
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|---|---|---|---|
| CN201910545373.XA CN110307672B (en) | 2019-06-22 | 2019-06-22 | Multi-mode solar jet synergistic medium-high temperature air source heat pump system |
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|---|---|---|---|
| CN201910545373.XA CN110307672B (en) | 2019-06-22 | 2019-06-22 | Multi-mode solar jet synergistic medium-high temperature air source heat pump system |
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| CN110307672A true CN110307672A (en) | 2019-10-08 |
| CN110307672B CN110307672B (en) | 2021-09-28 |
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