CN105466075B - Freeze in heat pump and hot water heating combined system and domestic hot-water's flow processed - Google Patents

Freeze in heat pump and hot water heating combined system and domestic hot-water's flow processed Download PDF

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Publication number
CN105466075B
CN105466075B CN201610002388.8A CN201610002388A CN105466075B CN 105466075 B CN105466075 B CN 105466075B CN 201610002388 A CN201610002388 A CN 201610002388A CN 105466075 B CN105466075 B CN 105466075B
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China
Prior art keywords
air
heat exchanger
water
valve
branch road
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Expired - Fee Related
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CN201610002388.8A
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Chinese (zh)
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CN105466075A (en
Inventor
张谦
管俊峰
孙军强
陈红英
张明
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Qinghai University
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Qinghai University
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B29/00Combined heating and refrigeration systems, e.g. operating alternately or simultaneously
    • F25B29/003Combined heating and refrigeration systems, e.g. operating alternately or simultaneously of the compression type system
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D17/00Domestic hot-water supply systems
    • F24D17/02Domestic hot-water supply systems using heat pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D19/00Details
    • F24D19/10Arrangement or mounting of control or safety devices
    • F24D19/1006Arrangement or mounting of control or safety devices for water heating systems
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H4/00Fluid heaters characterised by the use of heat pumps
    • F24H4/02Water heaters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B13/00Compression machines, plants or systems, with reversible cycle
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00Fluid-circulation arrangements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00Fluid-circulation arrangements
    • F25B41/20Disposition of valves, e.g. of on-off valves or flow control valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00Fluid-circulation arrangements
    • F25B41/20Disposition of valves, e.g. of on-off valves or flow control valves
    • F25B41/26Disposition of valves, e.g. of on-off valves or flow control valves of fluid flow reversing valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00Fluid-circulation arrangements
    • F25B41/30Expansion means; Dispositions thereof
    • F25B41/31Expansion valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B49/00Arrangement or mounting of control or safety devices
    • F25B49/02Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2313/00Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/027Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means
    • F25B2313/02741Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means using one four-way valve
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2600/00Control issues
    • F25B2600/25Control of valves

Abstract

The invention discloses freezing in a kind of heat pump and hot water heating combined system and domestic hot-water's flow processed, belong to air compressed refrigeration air-conditioning technical field.A kind of heat pump of the present invention can close solidifying ice branch road first switch valve (18) and solidifying ice branch road second switch valve (19) with intelligent controller in hot water heating combined system, open air-source branch road first switch valve (16) and air-source branch road second switch valve (17), close air-conditioning heat exchanger controlled valve (8), open hot water heat exchanger controlled valve (9), open the first expansion valve (4), open the second expansion valve (6), open water pump of air conditioner (11), open hot water water pump (12), close hot-swappable fans (10).The present invention has dependable performance compared with prior art, and operational efficiency is high, energy utilization rate is high, small to environmental thermal pollution.

Description

Freeze in heat pump and hot water heating combined system and domestic hot-water's flow processed
It is on March 24th, 2014, Application No. 2014101111800, entitled " heat pump and hot water the applying date that this patent, which is, The divisional application of heating combined system " patent.
Technical field
The invention belongs to air compressed refrigeration air-conditioning technical field, in particular, belongs to a kind of using in air Energy is freezed, heated and provided the both vapor compression and low-temperature heat source mixing heat pump-unit system of domestic hot-water.
Background technology
Air source heat pump air-conditioner device uses the steam compression type refrigeration circulatory system, and the steam compression type refrigeration circulatory system is led to The low-grade energy in outside atmosphere is often utilized to provide the heat power equipment of Cooling and Heat Source for air-conditioning system, air source heat pump has been at present It is widely used in house and commercial building.Air source heat pump air-conditioner device can produce cold water and hot water and with Cold water or hot water be medium by air conditioning terminal directly to room transporting cold wind or hot blast, and required for being provided to room Cold and hot amount is to ensure the thermal comfort in room.When summer cooling is run, air source heat pump air-conditioner device is run to room cooling When substantial amounts of condensation heat is discharged into outside atmosphere environment, can so cause energy loss and environmental thermal pollution.In the winter time During heat supply, the operating efficiency of air source heat pump air-conditioner device drastically reduces, when temperature reduces space-time air supply heat pump to a certain extent Air-conditioning device almost can not normal work, so during winter there is economic benefit in low temp area using air source heat pump air-conditioner device The problems such as difference and difficult operation.
If air source heat pump air-conditioner device and Teat pump boiler dress are installed simultaneously in commercial building or residential housing If putting, integral device expense, operating cost and its space-consuming of building can be increased.Simultaneously air source heat pump air-conditioner device and Teat pump boiler device has identical operation principle, how that air source heat pump air-conditioner device and Teat pump boiler device is fine It is always to restrict a great problem of the art that ground, which is combined together to play the maximum efficiency of heat pump,.
The content of the invention
The present invention gives a kind of heat pump and hot water heating combined system to efficiently solve above technical problem.
Freeze in a kind of heat pump and the hot water heating combined system of the present invention and domestic hot-water's flow processed, it is characterised in that: Including the compressor being integrated that is linked in sequence by refrigerant tubing, four-way valve, gas-liquid separator, air-source branch road first switch Valve, air source heat exchanger, air-source branch road second switch valve, solidifying ice branch road first switch valve, check-valves, solidifying ice evaporation Device, solidifying ice branch road second switch valve, the first expansion valve, air-conditioning heat exchanger, the second expansion valve, hot water heat exchanger, air-conditioning heat exchange Device controlled valve, hot water heat exchanger controlled valve;Wherein:
The compressor, the four-way valve, the air-source branch road first switch valve, the air-source branch road second are opened It is closing valve, the solidifying ice branch road first switch valve, the solidifying ice branch road second switch valve, first expansion valve, described Second expansion valve, the air-conditioning heat exchanger controlled valve and the hot water heat exchanger controlled valve respectively with intelligent controller phase Even;
Intelligent controller can close solidifying ice branch road first switch valve and solidifying ice branch road second switch valve, open air-source Branch road first switch valve and air-source branch road second switch valve, close air-conditioning heat exchanger controlled valve, open hot water heat exchange Device controlled valve, open the first expansion valve, open the second expansion valve, open water pump of air conditioner, open hot water water pump, close heat exchange wind Fan;
Intelligent controller controls four-way valve to be run according to heating mode to form refrigeration and domestic hot-water's circulation loop processed, from The high temperature and high pressure gaseous refrigerant that exhaust outlet of compressor comes out flows into hot water heat exchanger, hot water by hot water heat exchanger controlled valve Water pump new water is constantly injected into hot water heat exchanger with realize exchanged heat with high temperature and high pressure gaseous refrigerant, a part of high temperature it is high Pressure gaseous refrigerant is condensed into high temperature high pressure liquid;Refrigerant is changed into low-temp low-pressure gas-liquid two after the throttling of the second expansion valve Phase liquid is flowed into air-conditioning heat exchanger again, and water pump of air conditioner is in running order therefore refrigerant occurs largely in air-conditioning heat exchanger Heat exchange cooling air conditioner water and be evaporated to low-pressure gas;Low-pressure gas is again by the first expansion valve, air source heat exchanger, gas-liquid Separator returns to compressor, and heat exchange does not occur in air source heat exchanger.By this foregoing circulation, hot water heat exchanger and sky Adjust heat exchanger to complete that after heat exchange refrigeration and domestic hot-water processed can be effectively completed, realize that recovery condensation is useless while refrigeration The purpose of hot heating domestic hot water;When cooling load is smaller, intelligent controller can utilize converter plant part to open heat exchange Fan is to drive air source heat exchanger evaporation and heat-exchange.
Heat pump in accordance with the above in hot water heating combined system with freezing and domestic hot-water's flow processed, preferably:It is described The side of air-conditioning heat exchanger is provided with water pump of air conditioner, and the side of the hot water heat exchanger is provided with hot water water pump.
Heat pump in accordance with the above in hot water heating combined system with freezing and domestic hot-water's flow processed, preferably:It is described The side of air source heat exchanger is provided with the hot-swappable fans.
Heat pump in accordance with the above in hot water heating combined system with freezing and domestic hot-water's flow processed, preferably:It is described The side of solidifying ice evaporator is provided with frozen water water pump, the opposite side of the solidifying ice evaporator is provided with frozen water separator.
The heat pump of the present invention can adjust its working method with hot water heating combined system according to the change of environment temperature, right The intelligent controller that heat pump is controlled with various pieces in hot water heating combined system can be according to the change of ambient temperature Change and the mode of operation of system is switched over to realize separate refrigeration, individually heating, individually domestic hot-water processed and refrigeration, individually system The different operating purpose such as domestic hot-water and heating, independent domestic hot-water processed.
When the ambient temperature numerical value of acquisition is more than heat pump and the design temperature of hot water heating combined system, intelligent controller Solidifying ice branch road first switch valve and solidifying ice branch road second switch valve can be closed, open air-source branch road first switch valve and Air-source branch road second switch valve, air-conditioning heat exchanger can effectively complete independent system after heat is absorbed from external environment Heat, independent domestic hot-water processed and heating, individually domestic hot-water processed.
When the ambient temperature numerical value of acquisition is less than heat pump and the design temperature of hot water heating combined system, intelligent controller Solidifying ice branch road first switch valve and solidifying ice branch road second switch valve can be opened, close air-source branch road first switch valve and Air-source branch road second switch valve, solidifying ice evaporator can effectively complete independent system after heat is absorbed from external environment Heat, independent domestic hot-water processed and heating, individually domestic hot-water processed.
When the ambient temperature numerical value of acquisition is with heat pump and the design temperature of hot water heating combined system very nearly the same, intelligence Controller can open solidifying ice branch road first switch valve and solidifying ice branch road second switch valve and open air-source branch road simultaneously One controlled valve and air-source branch road second switch valve, air-conditioning heat exchanger and solidifying ice evaporator absorb from external environment jointly Common heating, jointly domestic hot-water processed and heating, jointly domestic hot-water processed can be effectively completed after heat.
The present invention compared with prior art have can effectively realize separate refrigeration, individually heating, individually system life heat Water and refrigeration, individually independent domestic hot-water processed and heating, domestic hot-water processed, dependable performance, operational efficiency is high, energy utilization rate It is high, small to environmental thermal pollution.Because the present invention is by the way of double heat source heat pump, it can be switched according to environment temperature and use two kinds Thermal source uses two kinds of thermals source simultaneously so that heat pump of the invention can within the scope of very big temperature Effec-tive Function, significantly The working environment adaptability of heat pump is improved, the actual operation requirements of high latitude low temp area is effectively met and then obtains Preferable energy-saving effect.
Brief description of the drawings
Accompanying drawing 1 is the structural representation of heat pump of the present invention and hot water heating combined system;
Accompanying drawing 2 is the workflow diagram of air-conditioning heat exchanger separate refrigeration of the present invention;
Accompanying drawing 3 is the workflow diagram that air-conditioning heat exchanger of the present invention individually heats;
Accompanying drawing 4 is the workflow diagram that the solidifying ice evaporator of the present invention individually heats;
Accompanying drawing 5 is the workflow diagram of air-conditioning heat exchanger of the present invention and the mixing heating of solidifying ice evaporator;
Accompanying drawing 6 is the workflow diagram of the independent domestic hot-water processed of air-conditioning heat exchanger of the present invention;
Accompanying drawing 7 is the workflow diagram of the independent workflow diagram of domestic hot-water processed of the solidifying ice evaporator of the present invention;
Accompanying drawing 8 is air-conditioning heat exchanger of the present invention and the workflow of the workflow diagram of solidifying ice evaporator mixing domestic hot-water processed Cheng Tu;
Accompanying drawing 9 is that air-conditioning heat exchanger of the present invention individually heats and the workflow diagram of domestic hot-water processed;
Accompanying drawing 10 is that the solidifying ice evaporator of the present invention individually heats and the workflow diagram of the workflow diagram of domestic hot-water processed;
Accompanying drawing 11 is air-conditioning heat exchanger of the present invention and the workflow diagram of solidifying ice evaporator mixing heating and domestic hot-water processed Workflow diagram;
Accompanying drawing 12 is the workflow diagram of air-conditioning heat exchanger refrigeration of the present invention and the workflow diagram of domestic hot-water processed;
Accompanying drawing 13 is the workflow diagram of the solidifying ice evaporator refrigeration of the present invention and the workflow diagram of domestic hot-water processed.
Embodiment
Fig. 1 is the structural representation of heat pump of the present invention and hot water heating combined system, heat pump and hot water heating of the invention Combined system includes be linked in sequence by the refrigerant tubing compressor 1 being integrated, four-way valve 2, gas-liquid separator 15, air-source Branch road first switch valve 16, air source heat exchanger 3, air-source branch road second switch valve 17, solidifying ice branch road first switch valve Door 18, check-valves 14, solidifying ice evaporator 13, solidifying ice branch road second switch valve 19, the first expansion valve 4, air-conditioning heat exchanger 5, the Two expansion valves 6, hot water heat exchanger 7, air-conditioning heat exchanger controlled valve 8, hot water heat exchanger controlled valve 9;Wherein:Compressor 1, four Port valve 2, air-source branch road first switch valve 16, air-source branch road second switch valve 17, solidifying ice branch road first switch valve 18th, ice branch road second switch valve 19, the first expansion valve 4, the second expansion valve 6, air-conditioning heat exchanger controlled valve 8 and hot water is coagulated to change Hot device controlled valve 9 is connected with intelligent controller respectively, and intelligent controller can use embedded control system or modularization control System processed.
The side of air-conditioning heat exchanger 5 is provided with water pump of air conditioner 11, and the side of hot water heat exchanger 7 is provided with hot water water pump 12; The side of air source heat exchanger 3 is provided with hot-swappable fans 10;The side of solidifying ice evaporator 13 is provided with frozen water water pump 20, solidifying ice steams The opposite side of hair device 13 is provided with frozen water separator 21.Intelligent controller is also to water pump of air conditioner 11, hot water water pump 12, hot-swappable fans 10th, frozen water water pump 20 and frozen water separator 21 are controlled.Intelligent controller is controlled with reality to foregoing various pieces respectively Existing separate refrigeration, individually heating, individually domestic hot-water processed and refrigeration, individually independent domestic hot-water processed and heating, domestic hot-water processed.
Fig. 2 is air-conditioning heat exchanger separate refrigeration workflow diagram in the hot hot environment of the present invention;Intelligent controller can close Solidifying ice branch road first switch valve 18 and solidifying ice branch road second switch valve 19, open the and of air-source branch road first switch valve 16 Air-source branch road second switch valve 17, open air-conditioning heat exchanger controlled valve 8, close hot water heat exchanger controlled valve 9, open First expansion valve 4, the second expansion valve 6 is closed, open water pump of air conditioner 11, close hot water water pump 12, open hot-swappable fans 10.Intelligence Controller controls four-way valve 2 so to form separate refrigeration circulation loop according to refrigeration modes operation, is vented from compressor 1 The high temperature and high pressure gaseous refrigerant of mouth out is flowed into air source heat exchanger 3 to air by four-way valve 2 through gas-liquid separator 15 In be condensed into high temperature high pressure liquid, the refrigerant for being condensed into high temperature high pressure liquid is changed into low-temp low-pressure gas by the first expansion valve 4 Liquid two-phase liquid, the refrigerant of gas-liquid two-phase liquid flows into absorbs heat realization system from air-conditioner circulating water in air-conditioning heat exchanger 5 Cold purpose is simultaneously evaporated to low-pressure gas, and the refrigerant of low-pressure gas returns to by air-conditioning heat exchanger controlled valve 8 and four-way valve 2 Compressor 1.By this foregoing circulation, air-conditioning heat exchanger 5 can effectively complete refrigeration after outwardly discharging heat in environment.
Fig. 3 is that air-conditioning heat exchanger of the present invention individually heats workflow diagram;Intelligent controller can close solidifying ice branch road first Controlled valve 18 and solidifying ice branch road second switch valve 19, open air-source branch road first switch valve 16 and air-source branch road the Two controlled valves 17, open air-conditioning heat exchanger controlled valve 8, close hot water heat exchanger controlled valve 9, the first expansion valve 4 of opening, The second expansion valve 6 is closed, water pump of air conditioner 11 is opened, closes hot water water pump 12, opens hot-swappable fans 10.
Fig. 4 is that the solidifying ice evaporator of the present invention individually heats workflow diagram;Intelligent controller can open solidifying ice branch road first Controlled valve 18 and solidifying ice branch road second switch valve 19, close air-source branch road first switch valve 16 and air-source branch road the Two controlled valves 17, open air-conditioning heat exchanger controlled valve 8, close hot water heat exchanger controlled valve 9, the first expansion valve 4 of opening, The second expansion valve 6 is closed, water pump of air conditioner 11 is opened, closes hot water water pump 12, opens frozen water water pump 20 and frozen water separator 21.Intelligence Energy controller control four-way valve 2 is run according to heating mode can so form individually heating circulation loop, from the row of compressor 1 The high temperature and high pressure gaseous refrigerant that gas port comes out flows into air-conditioning heat exchanger 5 by air-conditioning heat exchanger controlled valve 8 and is condensed into height Warm highly pressurised liquid, the refrigerant for being condensed into high temperature high pressure liquid are changed into low-temp low-pressure gas-liquid two-phase liquid by the first expansion valve 4, The refrigerant of gas-liquid two-phase liquid, which flows into, to be absorbed heat realization heating purpose from the external world in solidifying ice evaporator 13 and is evaporated to low pressure Gas, the refrigerant of low-pressure gas return to compressor 1 after check-valves 14, gas-liquid separator 15.Followed by foregoing this Ring, solidifying ice evaporator 13 can effectively complete heating after absorbing heat from external environment.
Fig. 5 is air-conditioning heat exchanger of the present invention and solidifying ice evaporator mixing heating workflow diagram;Intelligent controller can be opened Solidifying ice branch road first switch valve 18 and solidifying ice branch road second switch valve 19, open the and of air-source branch road first switch valve 16 Air-source branch road second switch valve 17, open air-conditioning heat exchanger controlled valve 8, close hot water heat exchanger controlled valve 9, open First expansion valve 4, the second expansion valve 6 is closed, open water pump of air conditioner 11, close hot water water pump 12, open hot-swappable fans 10, open Frozen water water pump 20 and frozen water separator 21.Intelligent controller control four-way valve 2 runs according to heating mode and can so formed Mixing heating circulation loop, the high temperature and high pressure gaseous refrigerant come out from the exhaust outlet of compressor 1 pass through air-conditioning heat exchanger switch valve Door 8 flows into air-conditioning heat exchanger 5 and is condensed into high temperature high pressure liquid, is condensed into the refrigerant of high temperature high pressure liquid by the first expansion Valve 4 is changed into low-temp low-pressure gas-liquid two-phase liquid, and refrigerant is divided into two-way after the first expansion valve 4, wherein gas-liquid two-phase all the way The refrigerant of liquid, which flows into, to be absorbed heat realization heating purpose from the external world in air-source heat exchanger 3 and is evaporated to low-pressure gas, low The refrigerant of body of calming the anger returns to compressor 1 by gas-liquid separator 15;The refrigerant of another way gas-liquid two-phase liquid flows into solidifying Heat realization heating purpose being absorbed from the external world in ice evaporator 13 and being evaporated to low-pressure gas, the refrigerant of low-pressure gas is by stopping Compressor 1 is returned to after returning valve 14, gas-liquid separator 15.Circulated by foregoing such two-way, air-conditioning heat exchanger 5 and solidifying ice steam Hair device 13 can effectively complete heating after absorbing heat from external environment.
Accompanying drawing 6 is the workflow diagram of the independent domestic hot-water processed of air-conditioning heat exchanger of the present invention;Intelligent controller can close solidifying Ice branch road first switch valve 18 and solidifying ice branch road second switch valve 19, open air-source branch road first switch valve 16 and sky Source of the gas branch road second switch valve 17, close air-conditioning heat exchanger controlled valve 8, open hot water heat exchanger controlled valve 9, open the One expansion valve 4, the second expansion valve 6 is opened, close water pump of air conditioner 11, open hot water water pump 12, open hot-swappable fans 10.
Accompanying drawing 7 is the workflow diagram of the independent workflow diagram of domestic hot-water processed of the solidifying ice evaporator of the present invention;Intelligence control Device processed can control solidifying ice branch road first switch valve 18 and solidifying ice branch road second switch valve 19, air-source branch road first switch valve Door 16 and air-source branch road second switch valve 17, close air-conditioning heat exchanger controlled valve 8, open hot water heat exchanger controlled valve 9, open the first expansion valve 4, open the second expansion valve 6, close water pump of air conditioner 11, open hot water water pump 12, close hot-swappable fans 10th, frozen water water pump 20 and frozen water separator 21 are opened.
Accompanying drawing 8 is air-conditioning heat exchanger of the present invention and the workflow of the workflow diagram of solidifying ice evaporator mixing domestic hot-water processed Cheng Tu;Intelligent controller can open solidifying ice branch road first switch valve 18 and solidifying ice branch road second switch valve 19, open air Source branch road first switch valve 16 and air-source branch road second switch valve 17, close air-conditioning heat exchanger controlled valve 8, open heat Water- to-water heat exchanger controlled valve 9, open the first expansion valve 4, open the second expansion valve 6, close water pump of air conditioner 11, open hot water water pump 12nd, hot-swappable fans 10 are opened, open frozen water water pump 20 and frozen water separator 21.
Fig. 9 is that air-conditioning heat exchanger of the present invention individually heats and the workflow diagram of domestic hot-water processed;Intelligent controller can close Close solidifying ice branch road first switch valve 18 and solidifying ice branch road second switch valve 19, open air-source branch road first switch valve 16 With air-source branch road second switch valve 17, close air-conditioning heat exchanger controlled valve 8, open hot water heat exchanger controlled valve 9, beat Drive the first expansion valve 4, open the second expansion valve 6, open water pump of air conditioner 11, open hot water water pump 12, open hot-swappable fans 10.
Figure 10 is that the solidifying ice evaporator of the present invention individually heats and the workflow diagram of the workflow diagram of domestic hot-water processed;Intelligence Can controller can open solidifying ice branch road first switch valve 18 and solidifying ice branch road second switch valve 19, close air-source branch road the One controlled valve 16 and air-source branch road second switch valve 17, close air-conditioning heat exchanger controlled valve 8, open hot water heat exchanger Controlled valve 9, open the first expansion valve 4, open the second expansion valve 6, open water pump of air conditioner 11, open hot water water pump 12, close Hot-swappable fans 10, open frozen water water pump 20 and frozen water separator 21.
Figure 11 is air-conditioning heat exchanger of the present invention and the workflow diagram of solidifying ice evaporator mixing heating and domestic hot-water processed Workflow diagram;Intelligent controller can open solidifying ice branch road first switch valve 18 and solidifying ice branch road second switch valve 19, beat Open air-source branch road first switch valve 16 and air-source branch road second switch valve 17, close air-conditioning heat exchanger controlled valve 8, Hot water heat exchanger controlled valve 9 is opened, the first expansion valve 4 is opened, opens the second expansion valve 6, water pump of air conditioner 11 is opened, opens heat Water water pump 12, open hot-swappable fans 10, open frozen water water pump 20 and frozen water separator 21.
Accompanying drawing 12 is the workflow diagram of air-conditioning heat exchanger refrigeration of the present invention and the workflow diagram of domestic hot-water processed;Intelligence Controller can close solidifying ice branch road first switch valve 18 and solidifying ice branch road second switch valve 19, open air-source branch road first Controlled valve 16 and air-source branch road second switch valve 17, close air-conditioning heat exchanger controlled valve 8, opening hot water heat exchanger is opened Closing valve 9, open the first expansion valve 4, open the second expansion valve 6, open water pump of air conditioner 11, open hot water water pump 12, close and change Hot-air fan 10.Intelligent controller control four-way valve 2 is run according to heating mode can so form refrigeration and domestic hot-water processed Circulation loop, the high temperature and high pressure gaseous refrigerant come out from the exhaust outlet of compressor 1 flow into heat by hot water heat exchanger controlled valve 9 Water- to-water heat exchanger 7, hot water water pump 12 constantly injects new water into hot water heat exchanger 7 to be carried out with realizing with high temperature and high pressure gaseous refrigerant Heat exchange, a part of high temperature and high pressure gaseous refrigerant are condensed into high temperature high pressure liquid;Refrigerant is after the throttling of the second expansion valve 6 It is changed into low-temp low-pressure gas-liquid two-phase liquid to flow into again in air-conditioning heat exchanger 5, water pump of air conditioner 11 is in running order therefore refrigerant exists Substantial amounts of heat exchange cooling air conditioner water occurs in air-conditioning heat exchanger 5 and is evaporated to low-pressure gas;Low-pressure gas is swollen by first again Swollen valve 4, air source heat exchanger 3, gas-liquid separator 15 return to compressor 1, and heat exchange does not occur in air source heat exchanger 3.It is logical This foregoing circulation is crossed, hot water heat exchanger 7 and air-conditioning heat exchanger 5 complete that after heat exchange refrigeration and system life can be effectively completed Hot water, realize the purpose that condensation waste heat heating domestic hot water is reclaimed while refrigeration.When cooling load is smaller, intelligent control Device can utilize converter plant part to open hot-swappable fans 10 to drive the evaporation and heat-exchange of air source heat exchanger 3.
Accompanying drawing 13 is the workflow diagram of the solidifying ice evaporator refrigeration of the present invention and the workflow diagram of domestic hot-water processed;Intelligence Controller can open solidifying ice branch road first switch valve 18 and solidifying ice branch road second switch valve 19, close air-source branch road first Controlled valve 16 and air-source branch road second switch valve 17, close air-conditioning heat exchanger controlled valve 8, opening hot water heat exchanger is opened Closing valve 9, open the first expansion valve 4, open the second expansion valve 6, open water pump of air conditioner 11, open hot water water pump 12, close and change Hot-air fan 10, close frozen water water pump 20 and frozen water separator 21.Intelligent controller control four-way valve 2 runs this according to heating mode Sample can form refrigeration and domestic hot-water's circulation loop processed, the high temperature and high pressure gaseous refrigerant come out from the exhaust outlet of compressor 1 Hot water heat exchanger 7 is flowed into by hot water heat exchanger controlled valve 9, hot water water pump 12 constantly injects new water into hot water heat exchanger 7 With realization and high temperature and high pressure gaseous refrigerant is exchanged heat, a part of high temperature and high pressure gaseous refrigerant is condensed into high-temperature high-pressure liquid Body;Refrigerant is changed into low-temp low-pressure gas-liquid two-phase liquid after the throttling of the second expansion valve 6 and flowed into again in air-conditioning heat exchanger 5, Water pump of air conditioner 11 is in running order therefore refrigerant occurs substantial amounts of heat exchange cooling air conditioner water and steamed in air-conditioning heat exchanger 5 Send out as low-pressure gas;Low-pressure gas returns to compressor 1 by the first expansion valve 4, solidifying ice evaporator 13, check-valves 14 again, Heat exchange does not occur in solidifying ice evaporator 13.By this foregoing circulation, hot water heat exchanger 7 and air-conditioning heat exchanger 5 complete heat exchange Refrigeration and domestic hot-water processed can be effectively completed afterwards, are realized and are reclaimed condensation waste heat heating domestic hot water's while refrigeration Purpose.When cooling load is smaller, intelligent controller can open frozen water water pump 20 and frozen water separator 21 to drive solidifying ice to steam Send out the evaporation and heat-exchange of device 13.

Claims (4)

1. freeze in a kind of heat pump and hot water heating combined system and domestic hot-water's flow processed, it is characterised in that:Including passing through system Cryogen pipeline is linked in sequence the compressor (1) being integrated, four-way valve (2), gas-liquid separator (15), air-source branch road first switch Valve (16), air source heat exchanger (3), air-source branch road second switch valve (17), solidifying ice branch road first switch valve (18), Check-valves (14), solidifying ice evaporator (13), solidifying ice branch road second switch valve (19), the first expansion valve (4), air-conditioning heat exchanger (5), the second expansion valve (6), hot water heat exchanger (7), air-conditioning heat exchanger controlled valve (8), hot water heat exchanger controlled valve (9); Wherein:
The compressor (1), the four-way valve (2), the air-source branch road first switch valve (16), the air-source branch road Second switch valve (17), the solidifying ice branch road first switch valve (18), the solidifying ice branch road second switch valve (19), institute The first expansion valve (4), second expansion valve (6), the air-conditioning heat exchanger controlled valve (8) and the hot water heat exchanger is stated to open Closing valve (9) is connected with intelligent controller respectively;
Intelligent controller can close solidifying ice branch road first switch valve (18) and solidifying ice branch road second switch valve (19), open sky Source of the gas branch road first switch valve (16) and air-source branch road second switch valve (17), close air-conditioning heat exchanger controlled valve (8) hot water heat exchanger controlled valve (9), is opened, the first expansion valve (4) is opened, opens the second expansion valve (6), open air conditioner water Pump (11), open hot water water pump (12), close hot-swappable fans (10);
Intelligent controller control four-way valve (2) is run to form refrigeration and domestic hot-water's circulation loop processed according to heating mode, from The high temperature and high pressure gaseous refrigerant that compressor (1) exhaust outlet comes out flows into hot water heat exchange by hot water heat exchanger controlled valve (9) Device (7), hot water water pump (12) new water of injection constantly into hot water heat exchanger (7) are carried out with realizing with high temperature and high pressure gaseous refrigerant Heat exchange, a part of high temperature and high pressure gaseous refrigerant are condensed into high temperature high pressure liquid;Refrigerant throttles it by the second expansion valve (6) Flow into again afterwards in air-conditioning heat exchanger (5), water pump of air conditioner (11) is in running order therefore refrigerant is sent out in air-conditioning heat exchanger (5) Raw substantial amounts of heat exchange cooling air conditioner water is simultaneously evaporated to low-pressure gas;Low-pressure gas changes by the first expansion valve (4), air-source again Hot device (3), gas-liquid separator (15) return to compressor (1), and heat exchange does not occur in air source heat exchanger (3);By preceding State this circulation, hot water heat exchanger (7) and air-conditioning heat exchanger (5) complete can to effectively complete after heat exchange domestic hot-water processed and Refrigeration, realize the purpose that condensation waste heat heating domestic hot water is reclaimed while refrigeration;When cooling load is smaller, intelligent control Device opens hot-swappable fans (10) to drive air source heat exchanger (3) evaporation and heat-exchange using converter plant part.
2. with freezing in hot water heating combined system and domestic hot-water's flow processed, it is special for heat pump according to claims 1 Sign is:The side of the air-conditioning heat exchanger (5) is provided with water pump of air conditioner (11), and the side of the hot water heat exchanger (7) is set There is hot water water pump (12).
3. with freezing in hot water heating combined system and domestic hot-water's flow processed, it is special for heat pump according to claims 1 Sign is:The side of the air source heat exchanger (3) is provided with the hot-swappable fans (10).
4. with freezing in hot water heating combined system and domestic hot-water's flow processed, it is special for heat pump according to claims 1 Sign is:The side of the solidifying ice evaporator (13) is provided with frozen water water pump (20), the opposite side of the solidifying ice evaporator (13) It is provided with frozen water separator (21).
CN201610002388.8A 2014-03-24 2014-03-24 Freeze in heat pump and hot water heating combined system and domestic hot-water's flow processed Expired - Fee Related CN105466075B (en)

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CN201610002388.8A Expired - Fee Related CN105466075B (en) 2014-03-24 2014-03-24 Freeze in heat pump and hot water heating combined system and domestic hot-water's flow processed
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