CN106839217A - De- electrically independent operation combined type heat pump air conditioner system and its control method - Google Patents
De- electrically independent operation combined type heat pump air conditioner system and its control method Download PDFInfo
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- CN106839217A CN106839217A CN201710144153.7A CN201710144153A CN106839217A CN 106839217 A CN106839217 A CN 106839217A CN 201710144153 A CN201710144153 A CN 201710144153A CN 106839217 A CN106839217 A CN 106839217A
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- water
- heat
- pipeline
- stop valve
- photovoltaic
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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
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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
- F25B13/00—Compression machines, plants or systems, with reversible cycle
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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
- F25B15/00—Sorption machines, plants or systems, operating continuously, e.g. absorption type
- F25B15/02—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas
- F25B15/06—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas the refrigerant being water vapour evaporated from a salt solution, e.g. lithium bromide
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/62—Absorption based systems
Abstract
The invention discloses one kind de- electrically independent operation combined type heat pump air conditioner system and its control method.It solves the problems, such as that existing air conditioner heat pump system operation stability is poor.Including the air source heat pump system utilized based on photovoltaic and photothermal, based on photovoltaic and photothermal by the use of the mechanical energy that is exported using internal combustion engine of air source heat pump system as input energy sources provide cold and hot amount to building；The electro-optical package of photovoltaic heat exchanger is sequentially connected composition electricity generation system to system power supply by circuit and inverter controller, battery.Residual neat recovering system uses two kinds of UTILIZATION OF VESIDUAL HEAT IN modes, and when running in the winter time, waste heat carrys out further heating system backwater as high temperature heat source；In summer operation, waste heat as lithium bromide absorption refrigerating set driving heat source.The present invention is that a kind of energy utilization rate is high, environmental pollution is small, operating cost is low, stable novel green high-efficiency heat pump air-conditioning system.
Description
Technical field
The invention belongs to air-conditioner energy saving equipment technical field, and in particular to the de- electrically independent operation combined heat pump air-conditioning of one kind
System and its control method.
Background technology
With the continuous improvement of people's living standard, people are healed to the comfort level and purity requirements of life and working environment
Come higher.Therefore, all there is the building of China's most area Winter heat supply, summer air-conditioning and whole year to provide many of domestic hot-water
Weight demand, although electric heat pump employs various relatively advanced power-saving technologies and has higher in Cooling and Heat Source and internal system
Capacity usage ratio, but because the grid power of China is supplied by coal-burning power plant, increase electrical equipment and be substantially equivalent to
Increase environmental pollution, therefore consider to be necessary to promote other energy from improving atmosphere quality and reducing greenhouse gas emission angle
The Building Cooling origin system in source.Internal combustion engine heat pump type air conditioning system with natural gas or other fuel as input energy sources have efficiently,
The many merits such as energy-conservation, safe and environment-friendly and be increasingly subject to extensive concern.
Still need consumption for auxiliary equipment such as blower fan, water pump, controller unit etc. of conventional gas engine heat pump system a small amount of
Supply of electric power, these electric power will be provided by power network, therefore system can not depart from power network independent operating, once supplied due to there is electric power
Should be nervous and there is supply of electric power and interrupt them also equally being paralysed with electric air conditioner.Therefore de- electrically independent operation combustion gas is hot
Pumping system turns into emphasis of concern.From in terms of the data published at present, electrically independent operation gas engine heat pump system is taken off main
There are following several ways to realize：1. gas engine drawing generator realizes system independent operating [CN201310010199.1], by
In gas engine heat pump system need according to load variations adjust engine rotating speed, therefore which exist power system capacity regulation and
Contradiction between generator constant speed, simultaneously because electrical power generators are relatively inefficient, energy waste is relatively large；2. using too
It is positive can photovoltaic generation realize system independent operating [CN201310365773.5], due to the solar radiation that solar cell absorbs
Major part is not converted into electric energy, but increases the temperature of battery, and the rising of battery temperature reduces solar cell again
Photoelectric transformation efficiency, therefore which exist photoelectric transformation efficiency and battery temperature raise between contradiction；The heat of combustion gas simultaneously
Pump terminal water pump is larger due to power, and power consumption is more, and solar power generation be affected by the external environment it is larger, it is difficult to ensure that system
It is totally independent of operation of power networks；3. photovoltaic/thermal comprehensively utilizes to realize system independent operating [CN 201410222276.4], should
The method that patent only illustrates photovoltaic/thermal comprehensive utilization during Winter heat supply, photo-thermal and solar photovoltaic utilization side when not providing summer cooling
Formula, has some limitations.
It is exactly residual-heat utilization technology for one critically important aspect of gas-fired heat pump technical research, at present for gas-fired heat pump
UTILIZATION OF VESIDUAL HEAT IN is mainly used in heat supply or provides domestic hot-water, but in the summer of heat, it is not necessary to heat supply and to hot water
Demand it is relatively fewer, therefore substantial amounts of waste heat can not utilize effectively, and energy waste is extremely serious.Therefore, solve to improve
The utilization rate of waste heat of gas engine heat pump system, mitigates the burden of power system, improves Summer and winter photovoltaic and photothermal solar utilization ratio
The problems such as tool be of great significance.
The content of the invention
Regarding the issue above, the present invention provides one kind is hot using technology, internal combustion engine by photovoltaic and photothermal solar
The de- electrically independent operation combined heat pump air-conditioning system that pump technology, sorption type refrigerating technology and Multi-stage transmission technology are organically combined
System.
Another object of the present invention is directed to above mentioned problem, there is provided a kind of high degree of automation, take off electrically independent operation
De- electrically independent operation combined type heat pump air conditioner system.
To reach above-mentioned purpose, present invention employs following technical proposal：This de- electrically independent operation combined heat pump air-conditioning
System, it is characterised in that the system includes compressor, described compressor outlet is changed with described four-way successively by pipeline
Connected to valve, plate type heat exchanger and electric expansion valve, photovoltaic and photothermal is connected in described electric expansion valve export pipeline
Using system and heat pump type air conditioning system, described heat pump type air conditioning system includes that photovoltaic heat exchanger parallel with one another and finned tube exchange heat
Device, the inverter controller that described photovoltaic and photothermal includes being connected with photovoltaic heat exchanger using system, described inverter controller leads to
Cross battery to be connected with electricity consumption side, described compressor passes through the first electromagnetic clutch speed changer and multi-stage mechanical transmission mechanism phase
Connect, and described multi-stage mechanical transmission mechanism is connected with internal combustion engine, the system also includes residual neat recovering system, and described waste heat
Recovery system includes the user side water return pipeline being connected with plate type heat exchanger, and described user side water return pipeline is connected to
First water return pipeline and the second water return pipeline.
In above-mentioned de- electrically independent operation combined type heat pump air conditioner system, described electric expansion valve export pipeline is divided into
Two-way；Described electric expansion valve is connected with described finned tube exchanger and the first magnetic valve all the way；Electric expansion valve is another
Road is connected with the refrigerant line and the second magnetic valve of photovoltaic heat exchanger；The first described electromagnetic valve outlet goes out with the second magnetic valve
Mouth is connected with described four-way reversing valve, and described four-way reversing valve with compressor inlet successively after pipeline is connected.
In above-mentioned de- electrically independent operation combined type heat pump air conditioner system, the cooling water pipeline of described photovoltaic heat exchanger
Chilled(cooling) water return (CWR) is connected and composed with the 7th stop valve and hot water storage tank and the 8th stop valve by pipeline successively, the photovoltaic is changed
The refrigerant loop of hot device is connected with finned tube exchanger and the second magnetic valve respectively by refrigerant tubing.
In above-mentioned de- electrically independent operation combined type heat pump air conditioner system, the first described water return pipeline is included by pipe
Plate type heat exchanger and user side water circulating pump that road is sequentially connected with user side water return pipeline, described user side recirculated water are pumped out
Mouth pipeline is divided into two-way；Described user side water circulating pump leads up to pipeline with the 9th described stop valve and the described the tenth
Stop valve is connected；Described another road of user side water circulating pump is connected with the first described stop valve；The first described stop valve
Outlet is divided into two-way；The first described stop valve lead up to pipeline successively with cylinder sleeve water- to-water heat exchanger, flue gas heat-exchange unit and
Two stop valves are connected, and described another road of the first stop valve is connected with BrLi chiller high temperature water loop, and described bromine
Changing the water loop of lithium refrigeration unit high temperature includes the 5th stop valve, the high-temperature water water pump that are sequentially connected by pipeline and the first stop valve
And the high temperature conduit of BrLi chiller, the high temperature conduit of described BrLi chiller successively with high-temperature water tank,
Six stop valves and flue gas heat-exchange unit are connected.
In above-mentioned de- electrically independent operation combined type heat pump air conditioner system, the second described water return pipeline include by with
The connected BrLi chiller chilled water circuit of user side water return pipeline, described BrLi chiller chilled water circuit bag
Include the 3rd stop valve being connected with user side water return pipeline, the chilled water that the 3rd described stop valve passes through BrLi chiller
Pipeline is connected with the 4th stop valve and the second stop valve export pipeline successively.
In above-mentioned de- electrically independent operation combined type heat pump air conditioner system, described BrLi chiller is connected with bromine
Change lithium refrigeration unit chilled(cooling) water return (CWR), and described BrLi chiller chilled(cooling) water return (CWR) includes and BrLi chiller
The connected cooling water water pump of cooling water pipeline, described cooling water water pump is connected with air cooling tower.
In above-mentioned de- electrically independent operation combined type heat pump air conditioner system, described user side water circulating pump, cooling water
Water pump and high-temperature water water pump are become by the second electromagnetic clutch speed changer, the 3rd electromagnetic clutch speed changer, the 4th electromagnetic clutch respectively
Fast device is connected with multi-stage mechanical transmission mechanism, and described user side water circulating pump, cooling water water pump and high-temperature water water pump are opened
Stop control and rotating speed control is controlled by electromagnetic clutch speed changer.
In above-mentioned de- electrically independent operation combined type heat pump air conditioner system, described photovoltaic heat exchanger includes being parallel to each other
The first aluminium alloy plate and the second aluminium alloy plate for setting, the cooling water pipeline and refrigerant loop of described photovoltaic heat exchanger are successively
Be disposed alternately between the first aluminium alloy plate and the second aluminium alloy plate, and described the first aluminium alloy plate side by heat-conducting glue according to
Secondary to be provided with some photoelectric glass plates, the second described aluminium alloy plate outer surface is provided with insulation material layer.
In above-mentioned de- electrically independent operation combined type heat pump air conditioner system, described cooling water pipeline and refrigerant loop
Cross section it is square and cooling water pipeline and refrigerant loop are not connected.
De- electrically independent operation combined heat pump air-conditioning system based on above-mentioned de- electrically independent operation combined type heat pump air conditioner system
The control method of system is as described below：The control method of this de- electrically independent operation combined type heat pump air conditioner system, comprises the steps：
A, winter operation:Photovoltaic heat exchanger and finned tube exchanger are used in parallel, and the electro-optical package of photovoltaic heat exchanger surface is inhaled
Electric energy is produced after receiving sunshine, as electrical power storage in battery, a part is to system power supply, residual neat recovering system for a part
Carry out further heating system backwater using waste heat as high temperature heat source, residual neat recovering system provides system water supply temperature；
B, summer operation:Photovoltaic heat exchanger is only used as generating electricity and is used not as heat exchange, and finned tube exchanger is used as condenser
Use, residual neat recovering system using waste heat waste heat as residual neat recovering system driving heat source, by converting heat be cold to user
Side cooling.
Compared with prior art, the advantage of the invention is that：
1. the present invention runs in the winter time, when intensity of solar radiation is preferable, on the one hand absorbs the sun by photovoltaic heat exchanger
Can generate electricity to system power supply, while unnecessary electricity is stored by battery used for rainy weather and evening, it is another
Aspect by cold-producing medium stream through photovoltaic heat exchanger when absorb solar cell power generation produced by heat as the low of heat pump
Temperature-heat-source, improves the evaporating temperature of evaporator, is conducive to improving the Energy Efficiency Ratio of heat pump, when rainy weather or evening, this
Invention by electric T-shaped valve automatically switch, by the use of finned tube exchanger absorb outdoor air in heat as low-temperature heat source to
User side heat supply.
2. the present invention is in summer operation, is automatically switched by electric T-shaped valve, will be indoor using finned tube exchanger
Heat dissipation, while opening photovoltaic heat exchanger hot water storage tank side valve door, is taken away but in outdoor air using the Natural Circulation of water
Photovoltaic heat exchanger not only improves the photoelectric transformation efficiency of photovoltaic cell due to the heat produced by generating, and can be by heat
It is stored in hot water storage tank and is used as domestic hot-water.
3. in order to reduce the power consumption of system electrical equipment, it is ensured that system can be totally independent of operation of power networks, and the present invention is adopted
Multi-stage mechanical transmission mechanism is used, the driving power of all water pumps is provided by internal combustion engine in system, electricity generation system is only control
System and finned tube exchanger blower fan provide required a small amount of electric power, substantially reduce system power consumption.Meanwhile, each water in system
The start and stop of pump and the control of rotating speed flow are controlled by electromagnetic clutch speed changer, realize that energetic optimum is distributed.
4. for the utilization of afterheat of IC engine, in the winter time as the further heating system backwater of high temperature heat source；Used in summer
In lithium bromide absorption refrigerating set terminad cooling is driven, internal combustion engine heat pump UTILIZATION OF VESIDUAL HEAT IN effect is not only improve to greatest extent
Rate, energy saving, while also can optimization matching system Summer and winter load, reduce unit design capacity, investment reduction cost.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is photovoltaic heat exchanger structure profile of the invention；
In figure, compressor 1, plate type heat exchanger 2, electric expansion valve 3, finned tube exchanger 4, four-way reversing valve 5, photovoltaic are changed
Hot device 6, photoelectric glass plate 61, the first aluminium alloy plate 62, the second aluminium alloy plate 63, insulation material layer 64, cooling water pipeline 65, system
Refrigerant circuit 66, inverter controller 7, battery 8, air cooling tower 9, the first magnetic valve 10, the second magnetic valve 11, internal combustion engine 12, cylinder
Set water- to-water heat exchanger 13, flue gas heat-exchange unit 14, BrLi chiller 15, user side water circulating pump 16, cooling water water pump 17, high temperature
Water water pump 18, multi-stage mechanical transmission mechanism 19, the first electromagnetic clutch speed changer 20, the electricity of the second electromagnetic clutch speed changer the 21, the 3rd
Magnetic clutch speed changer 22, the 4th electromagnetic clutch speed changer 23, high-temperature water tank 24, hot water storage tank 25,26, second section of the first stop valve
Only valve 27, the 3rd stop valve 28, the 4th stop valve 29, the 5th stop valve 30, the 6th stop valve 31, the 7th stop valve the 32, the 8th
Stop valve 33, the 9th stop valve 34, the tenth stop valve 35.
Specific embodiment
As depicted in figs. 1 and 2, this de- electrically independent operation combined type heat pump air conditioner system, including compressor 1, described pressure
The port of export of contracting machine 1 is connected with four-way reversing valve 5, plate type heat exchanger 2 and electric expansion valve 3 successively by pipeline, in electronic expansion
The export pipeline of valve 3 is connected to photovoltaic and photothermal using system and heat pump type air conditioning system, and heat pump type air conditioning system includes parallel with one another
Photovoltaic heat exchanger 6 and finned tube exchanger 4, photovoltaic and photothermal includes the inversion control that is connected with photovoltaic heat exchanger 6 using system
Device 7, inverter controller 7 is connected by battery 8 with electricity consumption side, and compressor 1 is by the first electromagnetic clutch speed changer 20 and multistage
Mechanical transmission mechanism 19 is connected, and multi-stage mechanical transmission mechanism 19 is connected with internal combustion engine 12, and the system also includes waste heat recovery system
System, and residual neat recovering system includes the user side water return pipeline being connected with plate type heat exchanger 2, and user side water return pipeline connects respectively
The first water return pipeline and the second water return pipeline are connected to, heat pump type air conditioning system is composed in parallel by two outdoor heat exchangers, one is institute
The photovoltaic heat exchanger 6 stated, one is described finned tube exchanger 4.During winter operation, two heat exchangers are used in parallel, pass through
Two refrigerant flows of heat exchanger are controlled according to the degree of superheat of outlet refrigerant by magnetic valve；During summer operation, light
Volt heat exchanger 6 is only used as generating electricity and is used not as heat exchange, and finned tube exchanger 4 is used as condenser, wherein, waste heat here
Recovery system uses two kinds of UTILIZATION OF VESIDUAL HEAT IN modes, and when running in the winter time, waste heat carrys out further heating system and returns as high temperature heat source
Water, there is provided system water supply temperature, reduces water supply flow, so as to reduce pump power consumption, energy saving；In summer operation,
Waste heat as lithium bromide absorption refrigerating set driving heat source, by converting heat be cold to user side cooling, it is not only maximum
Limit utilizes waste heat, and reduces the semen donors of heat pump, effective energy saving, condensation heat and absorb heat that system is produced
There is described air cooler to carry out cooling to be discharged into outside atmosphere.
Wherein, the export pipeline of electric expansion valve 3 here is divided into two-way；The tunnel of electric expansion valve 3 one and finned tube exchanger 4
It is connected with the first magnetic valve 10；The refrigerant line and the phase of the second magnetic valve 11 of another road of electric expansion valve 3 and photovoltaic heat exchanger 6
Even；First magnetic valve 10 is exported after being connected by pipeline with the outlet of the second magnetic valve 11 and changed with four-way reversing valve 5, and four-way successively
It is connected with the import of compressor 1 to valve 5.
The cooling water pipeline 65 of photovoltaic heat exchanger 6 here by pipeline successively with the 7th stop valve 32 and hot water storage tank 25
And the 8th stop valve 33 connect and compose chilled(cooling) water return (CWR), the refrigerant loop 66 of the photovoltaic heat exchanger 6 passes through refrigerant pipe
Road is connected with the magnetic valve 11 of finned tube exchanger 4 and second respectively, and the heat that photoelectric glass plate is produced due to generating electricity is by refrigeration
Agent heat-exchanging loop is used as the low-temperature heat source of heat pump；In summer operation, the heat that photoelectric glass is produced due to generating electricity
It is only absorbed by the water by chilled(cooling) water return (CWR), and heat is stored by hot water storage tank 25 is used as domestic hot-water.
Wherein, the first water return pipeline here includes the plate-type heat-exchange being sequentially connected by pipeline and user side water return pipeline
Device 2 and user side water circulating pump 16, the export pipeline of user side water circulating pump 16 are divided into two-way；The a-road-through of user side water circulating pump 16
Piping is connected with the 9th stop valve 34 and the tenth stop valve 35；Another road of user side water circulating pump 16 and the phase of the first stop valve 26
Even；The outlet of first stop valve 26 is divided into two-way；First stop valve 26 lead up to pipeline successively with cylinder sleeve water- to-water heat exchanger 13, flue gas
The stop valve 27 of heat exchanger 14 and second is connected, and another road of the first stop valve 26 is connected with BrLi chiller high-temperature water and returns
Road, and the water loop of BrLi chiller high temperature includes the 5th stop valve being sequentially connected by pipeline and the first stop valve 26
30th, the high temperature conduit of high-temperature water water pump 18 and BrLi chiller 15, the high temperature conduit of BrLi chiller 15 is successively
It is connected with high-temperature water tank 24, the 6th stop valve 31 and flue gas heat-exchange unit 14, high-temperature water water pump 18, cooling water pump 17, compressor 1
It is connected with internal combustion engine 12 by described multi-stage mechanical transmission mechanism 9 and electromagnetic clutch speed changer with user side water circulating pump 16,
Power is provided by internal combustion engine 12.
Here the second water return pipeline includes the BrLi chiller chilled water by being connected with user side water return pipeline
Loop, BrLi chiller chilled water circuit includes the 3rd stop valve 28 being connected with user side water return pipeline, the 3rd cut-off
Valve 28 by the chilled water pipeline of BrLi chiller 15 successively with the 4th stop valve 29 and the export pipeline of the second stop valve 27
It is connected.
Preferably, BrLi chiller 15 here is connected with BrLi chiller chilled(cooling) water return (CWR), and lithium bromide
Refrigeration unit chilled(cooling) water return (CWR) includes the cooling water water pump 17 being connected with the cooling water pipeline 65 of BrLi chiller 15, cooling
Water water pump 17 is connected with air cooling tower 9.
Here user side water circulating pump 16, cooling water water pump 17 and high-temperature water water pump 18 pass through the second electromagnetic clutch respectively
Speed changer 21, the 3rd electromagnetic clutch speed changer 22, the 4th electromagnetic clutch speed changer 23 are connected with multi-stage mechanical transmission mechanism 19, and
The control of user side water circulating pump 16, the start-up and shut-down control of cooling water water pump 17 and high-temperature water water pump 18 and rotating speed passes through electromagnetic clutch
Speed changer is controlled.
As shown in Fig. 2 photovoltaic heat exchanger 6 here includes that the first aluminium alloy plate 62 arranged in parallel and the second aluminium are closed
Golden plate 63, the cooling water pipeline 65 and refrigerant loop 66 of photovoltaic heat exchanger 6 are disposed alternately at the He of the first aluminium alloy plate 62 successively
Between second aluminium alloy plate 63, and the side of the first aluminium alloy plate 62 is sequentially provided with some photoelectric glass plates 61 by heat-conducting glue, the
The outer surface of two aluminium alloy plate 63 is provided with insulation material layer 64, prevents thermal loss.Here cooling water pipeline 65 and refrigerant
The cross section in loop 66 is square and cooling water pipeline 65 and refrigerant loop 66 are not connected.
The control method of this de- electrically independent operation combined type heat pump air conditioner system, comprises the steps：
A, winter operation:Photovoltaic heat exchanger 6 and finned tube exchanger 4 are used in parallel, the electro-optical package on the surface of photovoltaic heat exchanger 6
Electric energy is produced after absorbing sunshine, as electrical power storage in battery 8, a part is to system power supply, waste heat recovery for a part
Waste heat is carried out further heating system backwater by system, and residual neat recovering system provides system water supply temperature；
B, summer operation:Photovoltaic heat exchanger 6 is only used as generating electricity and is used not as heat exchange, and finned tube exchanger 4 is used as condensation
Device is used, residual neat recovering system using waste heat waste heat as residual neat recovering system driving heat source, by converting heat be cold to
Family side cooling.
Specific work process is as follows：
When running in the winter time, system is in heat supply mode to the present invention, closes the 3rd stop valve 28, the 4th stop valve 29, the
Five stop valves 30, the 6th stop valve 31, the 7th stop valve 32, the 8th stop valve 33, the 9th stop valve 34 and the tenth stop valve 35,
The first stop valve 26 and the second stop valve 27 are opened, the 3rd electromagnetic clutch speed changer 22 and the 4th electromagnetic clutch speed changer is disconnected
23, close the first electromagnetic clutch speed changer 20 and the second electromagnetic clutch speed changer 21, and four-way reversing valve 5 commutates so that board-like to change
Hot device 2 is condenser, and finned tube exchanger 4 or photovoltaic heat exchanger 6 are evaporator.
When outdoor intensity of solar radiation is relatively strong and meets heat pump heat supply demand by the heat that photovoltaic heat exchanger absorbs, close
The first magnetic valve 10 is closed, the second magnetic valve 11 is opened, internal combustion engine 12 drives compressor 1 to transport by multi-stage mechanical transmission mechanism 19
OK, the refrigerant vapour of HTHP in plate type heat exchanger 2 exothermic condensation into HTHP liquid refrigerant, HTHP
Liquid refrigerant by becoming the gas-liquid two-phase cold-producing medium of low-temp low-pressure, the gas-liquid of low-temp low-pressure after the throttling of electric expansion valve 3
Two phase refrigerant becomes low-temp low-pressure into after the heat that is generated electricity from solar opto-electronic board and produced is absorbed after photovoltaic heat exchanger 6
Gaseous refrigerant steam, then goes through and the gaseous refrigerant of HTHP is compressed into compressor 1 forms a circulation.Simultaneously
The electro-optical package on the surface of photovoltaic heat exchanger 6 absorbs and produce after sunshine electric energy, a part as electrical power storage in battery 8, one
Part is to system power supply.
Internal combustion engine 12 drives user side water circulating pump by multi-stage mechanical transmission mechanism 19, is followed for user side recirculated water is provided
Gyration power, user side backwater condenses the condensation heat for producing, temperature liter by absorbing the refrigerant of HTHP after plate type heat exchanger 2
Afterheat of IC engine lifting temperature rear line is further absorbed after cylinder sleeve water- to-water heat exchanger 13 and flue gas heat-exchange unit 14 are entered into after height
Supply water.
When the heat that outdoor intensity of solar radiation is weaker and is absorbed by photovoltaic heat exchanger can not meet heat pump heat supply demand
When, while opening the first magnetic valve 10 and the second magnetic valve 11, the first electromagnetism is automatically adjusted by the degree of superheat for exporting refrigerant
The aperture of the magnetic valve 11 of valve 10 and second so that part of refrigerant enters photovoltaic heat exchanger 6 and absorbs heat, another part refrigeration
Agent enters in finned tube exchanger 4 heat for absorbing outdoor air, so as to ensure that heat pump normally runs.
When outdoor is for rainy weather and evening, the first magnetic valve 10 is opened, close the second magnetic valve 11, heat pump leads to
Cross finned tube exchanger 4 and absorb the heat of outdoor air and normally run ensureing system.
In summer operation, system is in cooling mode to the present invention, closes the first stop valve 26 and the second stop valve 27, beats
Open the 3rd stop valve 28, the 4th stop valve 29, the 5th stop valve 30, the 6th stop valve 31, the 7th stop valve 32, the 8th stop valve
33rd, the 9th stop valve 34 and the tenth stop valve 35.Close the first electromagnetic clutch speed changer 20, the second electromagnetic clutch speed changer 21,
3rd electromagnetic clutch speed changer 22 and the 4th electromagnetic clutch speed changer 23, four-way reversing valve 5 commutate so that plate type heat exchanger 2 is
Evaporator, fin-tube heat exchanger 2 is condenser.
Internal combustion engine 12 drives compressor 1 to run by 19 and first electromagnetic clutch speed changer of multi-stage mechanical transmission mechanism 20,
The gaseous refrigerant of HTHP is put heat to the liquid system for becoming HTHP after outdoor air into finned tube exchanger 4
Cryogen, the liquid refrigerant of HTHP becomes the gas-liquid two-phase cold-producing medium of low-temp low-pressure, gas-liquid two after being throttled through electronic expansion 3
Phase refrigerant becomes the gaseous refrigerant of low-temp low-pressure after being absorbed heat into plate type heat exchanger 2, subsequently enter compressor compresses into height
The gaseous refrigerant of warm high pressure forms a circulation.
When cooling in summer runs, the Main Function of photovoltaic heat exchanger 6 is generated electricity using electro-optical package, while opening the 7th section
Only the stop valve 33 of valve 32 and the 8th, is taken away due to the heat that electro-optical package generating is produced using the Natural Circulation of water, not only improves light
The photoelectric transformation efficiency of electroplax, and heat storage is risen by hot water storage tank 25 be used as domestic hot-water and use.
Internal combustion engine 12 drives user side recirculated water by 19 and second electromagnetic clutch speed changer of multi-stage mechanical transmission mechanism 21
Pump 16, for user side recirculated water provides circulation power, user side backwater is divided into two-way：Plate type heat exchanger 2 is led up to by heat
Temperature reduction after the gas-liquid two-phase cold-producing medium of low-temp low-pressure is released to, by where the 9th stop valve 34 and the tenth stop valve 35
Bypass pipe rear line side supplies chilled water；Another road enters the cold of lithium bromide absorption refrigerating set 15 by the 3rd stop valve 28
Freeze water lines, after releasing thermal temperature reduction, chilled water is supplied to user by the 4th stop valve 29.
BrLi chiller chilled(cooling) water return (CWR) is mainly used in cooling BrLi chiller internal solution and absorbs hot and cold
Solidifying heat, cooling water enters BrLi chiller 15 through supercooled water water pump 17, absorbs the solution in BrLi chiller 15
Entered into air cooling tower 9 after absorbing the solidifying heat of hot and cold, cooling water water is reentered after the heat of absorption is released into air cooling
Pump 17, forms a cooling circulation.Internal combustion engine 12 drives cooling water water pump by multi-stage mechanical transmission mechanism 19, is cooling water extraction
For circulation power.
The driving heat source of lithium bromide absorption refrigerating set 15 mostlys come from the waste heat of internal combustion engine recovery, is inhaled from lithium bromide
The middle warm water flowed out in the high temperature conduit of receipts formula refrigeration unit 15 after high-temperature water water pump 18, the 5th stop valve 30 by entering into cylinder sleeve
Water- to-water heat exchanger 13 and flue gas heat-exchange unit 14 become 90 DEG C or so of high-temperature water after absorbing heat, high-temperature water is by the 6th stop valve 31 and height
Enter lithium bromide absorption refrigerating set after reservoir 24, drive BrLi chiller operation to become middle warm water after releasing heat
High-temperature water water pump 18 is reentered, a circulation is formed.Internal combustion engine 12 by the electromagnetism of multi-stage mechanical transmission mechanism 19 and the 4th from
Close speed changer 23 and drive high-temperature water water pump, for high temperature water circulation provides power.
The present invention by solar heat-preservation technology, solar energy generation technology, combustion in IC engine technology, sorption type refrigerating technology,
Residual-heat utilization technology, heat pump techniques, heat exchange principle, the technology such as automatically control and organically combine, realize the confession of system winter
Heat, the dual requirementses of summer air-conditioning, meanwhile, internal combustion engine heat pump utilization rate of waste heat is improve to greatest extent, the energy has been saved,
It is that a kind of energy utilization rate is high, environmental pollution is small, operating cost is low, stable novel green high-efficiency heat pump air-conditioning system.
Specific embodiment described herein is only to the spiritual explanation for example of the present invention.Technology neck belonging to of the invention
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from spirit of the invention or surmount scope defined in appended claims.
Although more having used compressor 1, plate type heat exchanger 2, electric expansion valve 3, finned tube exchanger 4, four herein
Logical reversal valve 5, photovoltaic heat exchanger 6, photoelectric glass plate 61, the first aluminium alloy plate 62, the second aluminium alloy plate 63, insulation material layer
64th, cooling water pipeline 65, refrigerant loop 66, inverter controller 7, battery 8, air cooling tower 9, first the 10, second electricity of magnetic valve
Magnet valve 11, internal combustion engine 12, cylinder sleeve water- to-water heat exchanger 13, flue gas heat-exchange unit 14, BrLi chiller 15, user side water circulating pump
16th, cooling water water pump 17, high-temperature water water pump 18, multi-stage mechanical transmission mechanism 19, the first electromagnetic clutch speed changer 20, the second electromagnetism
Clutch speed changer 21, the 3rd electromagnetic clutch speed changer 22, the 4th electromagnetic clutch speed changer 23, high-temperature water tank 24, hot water storage tank 25,
First stop valve 26, the second stop valve 27, the 3rd stop valve 28, the 4th stop valve 29, the 5th stop valve 30, the 6th stop valve
31st, the term such as the 7th stop valve 32, the 8th stop valve 33, the 9th stop valve 34, the tenth stop valve 35, but be not precluded from using it
The possibility of its term.It is used for the purpose of more easily describing and explaining essence of the invention using these terms；They are solved
Any additional limitation is interpreted into all to be disagreed with spirit of the present invention.
Claims (10)
1. it is a kind of to take off electrically independent operation combined type heat pump air conditioner system, it is characterised in that the system includes compressor (1), described
Compressor (1) port of export by pipeline successively with described four-way reversing valve (5), plate type heat exchanger (2) and electric expansion valve
(3) connect, photovoltaic and photothermal is connected to using system and heat pump air conditioner system in described electric expansion valve (3) export pipeline
System, described heat pump type air conditioning system includes photovoltaic heat exchanger (6) and finned tube exchanger (4) parallel with one another, described photovoltaic
Solar thermal utilization system includes the inverter controller (7) being connected with photovoltaic heat exchanger (6), and described inverter controller (7) is by storing
Battery (8) is connected with electricity consumption side, and described compressor (1) is by the first electromagnetic clutch speed changer (20) and multi-stage mechanical driver
Structure (19) is connected, and described multi-stage mechanical transmission mechanism (19) is connected with internal combustion engine (12), and the system also includes waste heat recovery
System, and described residual neat recovering system includes the user side water return pipeline being connected with plate type heat exchanger (2), and described user
Side water return pipeline is connected to the first water return pipeline and the second water return pipeline.
2. it is according to claim 1 to take off electrically independent operation combined type heat pump air conditioner system, it is characterised in that described electronics
Expansion valve (3) export pipeline is divided into two-way；Described electric expansion valve (3) all the way with described finned tube exchanger (4) and
One magnetic valve (10) is connected；Electric expansion valve (3) another road and the refrigerant line and the second magnetic valve of photovoltaic heat exchanger (6)
(11) it is connected；Described first magnetic valve (10) outlet exported with the second magnetic valve (11) after being connected by pipeline successively with it is described
Four-way reversing valve (5), and described four-way reversing valve (5) is connected with compressor (1) import.
3. it is according to claim 2 to take off electrically independent operation combined type heat pump air conditioner system, it is characterised in that described photovoltaic
The cooling water pipeline (65) of heat exchanger (6) by pipeline successively with the 7th stop valve (32) and hot water storage tank (25) and the 8th section
Only valve (33) connects and composes chilled(cooling) water return (CWR), and the refrigerant loop (66) of the photovoltaic heat exchanger (6) is by refrigerant tubing point
It is not connected with finned tube exchanger (4) and the second magnetic valve (11).
4. it is according to claim 3 to take off electrically independent operation combined type heat pump air conditioner system, it is characterised in that described first
Water return pipeline includes the plate type heat exchanger (2) and user side water circulating pump that are sequentially connected by pipeline and user side water return pipeline
(16), described user side water circulating pump (16) export pipeline is divided into two-way；Described user side water circulating pump (16) a-road-through
Piping is connected with the 9th described stop valve (34) and the tenth described stop valve (35)；Described user side water circulating pump
(16) another road is connected with described the first stop valve (26)；Described the first stop valve (26) outlet is divided into two-way；Described
First stop valve (26) lead up to pipeline successively with cylinder sleeve water- to-water heat exchanger (13), flue gas heat-exchange unit (14) and the second stop valve
(27) it is connected, described the first stop valve (26) another road is connected with BrLi chiller high temperature water loop, and described bromine
Changing the water loop of lithium refrigeration unit high temperature includes the 5th stop valve (30), the height that are sequentially connected by pipeline and the first stop valve (26)
The high temperature conduit of warm water water pump (18) and BrLi chiller (15), the high temperature pipe of described BrLi chiller (15)
Road is connected with high-temperature water tank (24), the 6th stop valve (31) and flue gas heat-exchange unit (14) successively.
5. it is according to claim 4 to take off electrically independent operation combined type heat pump air conditioner system, it is characterised in that described second
Water return pipeline includes the BrLi chiller chilled water circuit by being connected with user side water return pipeline, described lithium bromide system
Cold group chilled water circuit includes the 3rd stop valve (28) being connected with user side water return pipeline, the 3rd described stop valve (28)
By the chilled water pipeline of BrLi chiller (15) successively with the 4th stop valve (29) and the second stop valve (27) outlet
Road is connected.
6. it is according to claim 4 to take off electrically independent operation combined type heat pump air conditioner system, it is characterised in that described bromination
Lithium refrigeration unit (15) is connected with BrLi chiller chilled(cooling) water return (CWR), and described BrLi chiller chilled(cooling) water return (CWR)
Including the cooling water water pump (17) that the cooling water pipeline (65) with BrLi chiller (15) is connected, described cooling water water pump
(17) it is connected with air cooling tower (9).
7. it is according to claim 5 to take off electrically independent operation combined type heat pump air conditioner system, it is characterised in that described user
Side water circulating pump (16), cooling water water pump (17) and high-temperature water water pump (18) respectively by the second electromagnetic clutch speed changer (21),
3rd electromagnetic clutch speed changer (22), the 4th electromagnetic clutch speed changer (23) are connected with multi-stage mechanical transmission mechanism (19), and institute
User side water circulating pump (16), the start-up and shut-down control of cooling water water pump (17) and high-temperature water water pump (18) and the rotating speed control stated are led to
Electromagnetic clutch speed changer is crossed to be controlled.
8. it is according to claim 3 to take off electrically independent operation combined type heat pump air conditioner system, it is characterised in that described photovoltaic
Heat exchanger (6) includes the first aluminium alloy plate (62) and the second aluminium alloy plate (63) arranged in parallel, described photovoltaic heat exchange
The cooling water pipeline (65) and refrigerant loop (66) of device (6) are disposed alternately at the first aluminium alloy plate (62) successively and the second aluminium is closed
The first aluminium alloy plate (62) side between golden plate (63) and described is sequentially provided with some photoelectric glass plates by heat-conducting glue
(61), described the second aluminium alloy plate (63) outer surface is provided with insulation material layer (64).
9. it is according to claim 8 to take off electrically independent operation combined type heat pump air conditioner system, it is characterised in that described cooling
The cross section of water lines (65) and refrigerant loop (66) is square and cooling water pipeline (65) and refrigerant loop (66)
It is not connected.
10. the de- electrically independent operation combined type heat pump air conditioner system in a kind of 1-9 based on claim described in any one is de-
The control method of electrically independent operation combined type heat pump air conditioner system, it is characterised in that this method comprises the steps：
A, winter operation:Photovoltaic heat exchanger (6) and finned tube exchanger (4) are used in parallel, the photoelectricity on photovoltaic heat exchanger (6) surface
Plate produces electric energy after absorbing sunshine, and as electrical power storage in battery (8), a part is to system power supply, waste heat for a part
Waste heat is carried out further heating system backwater by recovery system, and residual neat recovering system provides system water supply temperature；
B, summer operation:Photovoltaic heat exchanger (6) is only used as generating electricity and is used not as heat exchange, and finned tube exchanger (4) is used as condensation
Device is used, residual neat recovering system using waste heat waste heat as residual neat recovering system driving heat source, by converting heat be cold to
Family side cooling.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710144153.7A CN106839217B (en) | 2017-03-13 | 2017-03-13 | Combined heat pump air conditioning system capable of independently operating in de-electrification mode and control method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710144153.7A CN106839217B (en) | 2017-03-13 | 2017-03-13 | Combined heat pump air conditioning system capable of independently operating in de-electrification mode and control method thereof |
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| CN106839217B CN106839217B (en) | 2022-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN114754428A (en) * | 2022-03-01 | 2022-07-15 | 中国计量科学研究院 | Natural gas-assisted solar photovoltaic photo-thermal multi-energy complementary system |
| CN115183497A (en) * | 2022-07-07 | 2022-10-14 | 中国华电科工集团有限公司 | Cooling, heating and power supply system and cooling, heating and power supply method |
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| CN106839217B (en) | 2022-05-27 |
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