CN105627625B - Heat pump and the mixing heating flow of hot water heating combined system - Google Patents

Heat pump and the mixing heating flow of hot water heating combined system Download PDF

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Publication number
CN105627625B
CN105627625B CN201610002097.9A CN201610002097A CN105627625B CN 105627625 B CN105627625 B CN 105627625B CN 201610002097 A CN201610002097 A CN 201610002097A CN 105627625 B CN105627625 B CN 105627625B
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CN
China
Prior art keywords
air
heat exchanger
valve
branch road
hot water
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CN201610002097.9A
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Chinese (zh)
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CN105627625A (en
Inventor
张谦
唐合权
杨通铭
李旻达
张明
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Albert Guizhou Construction Engineering Co., Ltd.
Qinghai University
Original Assignee
Guizhou Zhongjian Weiye Construction Engineering Co ltd
Qinghai University
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Priority to CN201610002097.9A priority Critical patent/CN105627625B/en
Publication of CN105627625A publication Critical patent/CN105627625A/en
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Classifications

    • 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
    • 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Fluid Mechanics (AREA)
  • Air Conditioning Control Device (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
  • Other Air-Conditioning Systems (AREA)

Abstract

The invention discloses the mixing of a kind of heat pump and hot water heating combined system to heat flow, belongs to air compressed refrigeration air-conditioning technical field.A kind of heat pump of the present invention can open 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), open air-conditioning heat exchanger controlled valve (8), close hot water heat exchanger controlled valve (9), open the first expansion valve (4), close the second expansion valve (6), 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).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

Heat pump and the mixing heating flow of hot water heating combined system
It is on March 24th, 2014, Application No. 2014101111800, entitled " heat pump and heat the applying date that this patent, which is, The divisional application of water 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, the steam compression type refrigeration circulatory system The low-grade energy in outside atmosphere is generally utilized to provide the heat power equipment of Cooling and Heat Source for air-conditioning system, at present air source heat pump It is widely used in house and commercial building.Air source heat pump air-conditioner device can produce cold water and hot water, And using cold water or hot water as medium by air conditioning terminal directly to room transporting cold wind or hot blast, and to room provide institute The cold and hot amount needed is to ensure the thermal comfort in room.When summer cooling is run, air source heat pump air-conditioner device supplies to room Substantial amounts of condensation heat is discharged into outside atmosphere environment during cold operation, 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 to a certain extent Air supply heat pump air-conditioning device almost can not normal work, so low temp area is deposited using air source heat pump air-conditioner device during winter In deficiency in economic performance and run the problems such as difficult.
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.Air source heat pump air-conditioner device simultaneously There is identical operation principle with Teat pump boiler device, how by air source heat pump air-conditioner device and Teat pump boiler device It is always to restrict a great problem of the art to be combined together well 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.
A kind of heat pump of the present invention and the mixing heating flow of hot water heating combined system, it is characterised in that:Including passing through Refrigerant tubing is linked in sequence the compressor being integrated, four-way valve, gas-liquid separator, air-source branch road first switch valve, sky Source of the gas heat exchanger, air-source branch road second switch valve, ice branch road first switch valve, check-valves are coagulated, ice evaporator is coagulated, is 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 exchanger are opened Closing 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 Controlled valve, the solidifying ice branch road first switch valve, the solidifying ice branch road second switch valve, first expansion valve, institute State the second expansion valve, the air-conditioning heat exchanger controlled valve and the hot water heat exchanger controlled valve respectively with intelligent controller It is connected;
Intelligent controller can open 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, open air-conditioning heat exchanger controlled valve, closing hot water changes Hot device controlled valve, open the first expansion valve, close the second expansion valve, open water pump of air conditioner, close hot water water pump, open and change Hot-air fan, open frozen water water pump and frozen water separator;
Intelligent controller controls four-way valve to be run according to heating mode and mixes heating circulation loop to be formed, from compressor The high temperature and high pressure gaseous refrigerant that exhaust outlet comes out flows into air-conditioning heat exchanger by air-conditioning heat exchanger controlled valve 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, Refrigerant is divided into two-way after the first expansion valve, wherein the refrigerant of gas-liquid two-phase liquid flows into air-source heat exchanger all the way In absorb heat from the external world and realize that heating and is evaporated to low-pressure gas at purpose, the refrigerant of low-pressure gas passes through gas-liquid separator Return to compressor;The refrigerant of another way gas-liquid two-phase liquid is flowed into solidifying ice evaporator absorbs heat realization system from the external world Hot purpose is simultaneously evaporated to low-pressure gas, and the refrigerant of low-pressure gas returns to compressor after check-valves, gas-liquid separator; Circulated by foregoing such two-way, air-conditioning heat exchanger and solidifying ice evaporator can be effective after heat is absorbed from external environment Complete heating in ground.
Heat pump in accordance with the above and the mixing heating flow of hot water heating combined system, preferably:The air-conditioning heat exchange The side of device 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 and the mixing heating flow of hot water heating combined system, preferably:The air-source changes The side of hot device is provided with the hot-swappable fans.
Heat pump in accordance with the above and the mixing heating flow of hot water heating combined system, preferably:The solidifying ice evaporation The side of device 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, The intelligent controller being controlled to various pieces in heat pump and hot water heating combined system can be according to 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, list The different operating purpose such as only domestic hot-water processed 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 control Device 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 Door and air-source branch road second switch valve, air-conditioning heat exchanger can effectively complete list after heat is absorbed from external environment Solely heating, individually 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 control Device can open solidifying ice branch road first switch valve and solidifying ice branch road second switch valve, close air-source branch road first switch valve Door and air-source branch road second switch valve, solidifying ice evaporator can effectively complete list after heat is absorbed from external environment Solely heating, individually 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 Energy controller can open solidifying ice branch road first switch valve and solidifying ice branch road second switch valve and open air-source branch simultaneously Road first switch valve and air-source branch road second switch valve, air-conditioning heat exchanger and solidifying ice evaporator are jointly from external environment Common heating, jointly domestic hot-water processed and heating, jointly domestic hot-water processed can be effectively completed after middle absorption 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 Kind of 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, greatly The big working environment adaptability for improving heat pump, effectively meets the actual operation requirements of high latitude low temp area and then obtains Obtained 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 the work of air-conditioning heat exchanger of the present invention and the workflow diagram of solidifying ice evaporator mixing domestic hot-water processed Flow chart;
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 of the workflow diagram of domestic hot-water processed Figure;
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 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, Second expansion valve 6, hot water heat exchanger 7, air-conditioning heat exchanger controlled valve 8, hot water heat exchanger controlled valve 9;Wherein:Compressor 1st, four-way 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 18, solidifying ice branch road second switch valve 19, the first expansion valve 4, the second expansion valve 6, the and of air-conditioning heat exchanger controlled valve 8 Hot water heat exchanger controlled valve 9 is connected with intelligent controller respectively, and intelligent controller can use embedded control system or mould Block networked control systems.
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 air-source branch road first switch valve 16 With 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 the first expansion valve 4, close the second expansion valve 6, open water pump of air conditioner 11, close hot water water pump 12, open hot-swappable fans 10.Intelligent controller controls four-way valve 2 so to form separate refrigeration circulation loop according to refrigeration modes operation, from pressure The high temperature and high pressure gaseous refrigerant that the exhaust outlet of contracting machine 1 comes out flows into air-source heat exchange by four-way valve 2 through gas-liquid separator 15 High temperature high pressure liquid is condensed into air in device 3, the refrigerant for being condensed into high temperature high pressure liquid becomes by the first expansion valve 4 For low-temp low-pressure gas-liquid two-phase liquid, the refrigerant of gas-liquid two-phase liquid is flowed into air-conditioning heat exchanger 5 to be inhaled from air-conditioner circulating water Receive heat and realize and freeze purpose and be evaporated to low-pressure gas, the refrigerant of low-pressure gas passes through the He of air-conditioning heat exchanger controlled valve 8 Four-way valve 2 returns to compressor 1.By this foregoing circulation, after air-conditioning heat exchanger 5 outwardly discharges heat in environment Effectively complete refrigeration.
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 Second switch valve 17, open air-conditioning heat exchanger controlled valve 8, close hot water heat exchanger controlled valve 9, open the 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.
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 Second switch valve 17, open air-conditioning heat exchanger controlled valve 8, close hot water heat exchanger controlled valve 9, open the 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 frozen water water pump 20 and frozen water separator 21.Intelligent controller control four-way valve 2 is run according to heating mode can so form individually heating circulation loop, from pressure The high temperature and high pressure gaseous refrigerant that the exhaust outlet of contracting machine 1 comes out is flowed into air-conditioning heat exchanger 5 by air-conditioning heat exchanger controlled valve 8 High temperature high pressure liquid is condensed into, the refrigerant for being condensed into high temperature high pressure liquid is changed into low-temp low-pressure gas-liquid by the first expansion valve 4 Two-phase liquid, the refrigerant of gas-liquid two-phase liquid is flowed into solidifying ice evaporator 13 absorbs heat realization heating purpose simultaneously from the external world Low-pressure gas is evaporated to, the refrigerant of low-pressure gas returns to compressor 1 after check-valves 14, gas-liquid separator 15.Pass through This foregoing circulation, 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 air-source branch road first switch valve 16 With 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 the first expansion valve 4, close the second expansion valve 6, open water pump of air conditioner 11, close hot water water pump 12, open hot-swappable fans 10th, frozen water water pump 20 and frozen water separator 21 are opened.Intelligent controller controls four-way valve 2 to be run so i.e. according to heating mode Mixing heating circulation loop can be formed, the high temperature and high pressure gaseous refrigerant come out from the exhaust outlet of compressor 1 changes by air-conditioning Hot device controlled valve 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 It is changed into low-temp low-pressure gas-liquid two-phase liquid by the first expansion valve 4, refrigerant is divided into two-way after the first expansion valve 4, wherein The refrigerant of gas-liquid two-phase liquid, which flows into, all the way absorbs heat realization heating purpose from the external world in air-source heat exchanger 3 and evaporates For low-pressure gas, the refrigerant of low-pressure gas returns to compressor 1 by gas-liquid separator 15;Another way gas-liquid two-phase liquid Refrigerant flow into and absorb heat from the external world in solidifying ice evaporator 13 and realize heating purpose and be evaporated to low-pressure gas, low pressure gas The refrigerant of body returns to compressor 1 after check-valves 14, gas-liquid separator 15.Circulated by foregoing such two-way, Air-conditioning heat exchanger 5 and solidifying ice evaporator 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 the and of air-source branch road first switch valve 16 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, 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 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, 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 10, open frozen water water pump 20 and frozen water separator 21.
Accompanying drawing 8 is the work of air-conditioning heat exchanger of the present invention and the workflow diagram of solidifying ice evaporator mixing domestic hot-water processed Flow chart;Intelligent controller can open 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, beat 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 closed, opens heat Water water pump 12, open hot-swappable fans 10, 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 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, 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; Intelligent 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 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 12nd, hot-swappable fans 10 are closed, 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 Air-source branch road first switch valve 16 and air-source branch road second switch valve 17 are opened, closes air-conditioning heat exchanger controlled valve 8th, 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, beats Hot water water pump 12 is driven, hot-swappable fans 10 is opened, opens 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 Energy 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 air-source branch road second switch valve 17, close air-conditioning heat exchanger controlled valve 8, opening hot water changes Hot device 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.Intelligent controller control four-way valve 2 is run according to heating mode can so form refrigeration and system life Hot water circulation loop living, the high temperature and high pressure gaseous refrigerant come out from the exhaust outlet of compressor 1 pass through hot water heat exchanger switch valve Door 9 flows into hot water heat exchangers 7, and hot water water pump 12 constantly injects new water to realize and high pressure gaseous into hot water heat exchanger 7 Refrigerant is exchanged heat, a part of high temperature and high pressure gaseous refrigerant is condensed into high temperature high pressure liquid;Refrigerant is by the second expansion It is changed into low-temp low-pressure gas-liquid two-phase liquid after the throttling of valve 6 to flow into again in air-conditioning heat exchanger 5, water pump of air conditioner 11 is in work shape Substantial amounts of heat exchange cooling air conditioner water occurs in air-conditioning heat exchanger 5 and is evaporated to low-pressure gas for state, event refrigerant;Low pressure gas Body returns to compressor 1 by the first expansion valve 4, air source heat exchanger 3, gas-liquid separator 15 again, in air source heat exchanger 3 Heat exchange does not occur., can be effectively after hot water heat exchanger 7 and the completion heat exchange of air-conditioning heat exchanger 5 by this foregoing circulation Refrigeration and domestic hot-water processed are completed, realizes the purpose that condensation waste heat heating domestic hot water is reclaimed while refrigeration.When refrigeration is negative When lotus is smaller, intelligent controller can utilize converter plant part to open hot-swappable fans 10 to drive air source heat exchanger 3 to evaporate Heat exchange.
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 Energy 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 switch valve 16 and air-source branch road second switch valve 17, close air-conditioning heat exchanger controlled valve 8, opening hot water changes Hot device 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, close frozen water water pump 20 and frozen water separator 21.Intelligent controller controls four-way valve 2 according to heating side Formula operation can so form refrigeration and domestic hot-water's circulation loop processed, the HTHP come out from the exhaust outlet of compressor 1 Gaseous refrigerant flows into hot water heat exchanger 7 by hot water heat exchanger controlled valve 9, and hot water water pump 12 is constantly to hot water heat exchanger 7 The new water of middle injection with realize exchanged heat with high temperature and high pressure gaseous refrigerant, a part of high temperature and high pressure gaseous refrigerant is condensed into High temperature high pressure liquid;Refrigerant is changed into low-temp low-pressure gas-liquid two-phase liquid after the throttling of the second expansion valve 6 and flows into air-conditioning again In heat exchanger 5, water pump of air conditioner 11 is in running order therefore substantial amounts of heat exchange cooling occurs in air-conditioning heat exchanger 5 for refrigerant Air conditioner water is simultaneously evaporated to low-pressure gas;Low-pressure gas returns by the first expansion valve 4, solidifying ice evaporator 13, check-valves 14 again To compressor 1, heat exchange does not occur in solidifying ice evaporator 13.By this foregoing circulation, hot water heat exchanger 7 and air-conditioning change Hot device 5 completes that after heat exchange refrigeration and domestic hot-water processed can be effectively completed, and realizes and reclaims condensation waste heat while refrigeration The purpose of heating domestic hot water.When cooling load is smaller, intelligent controller can open frozen water water pump 20 and frozen water separator 21 coagulate the evaporation and heat-exchange of ice evaporator 13 to drive.

Claims (4)

1. a kind of heat pump and the dual cycle system of hot water heating combined system, it is characterised in that:Including passing through refrigerant 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), non-return Valve (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:
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 open 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), open air-conditioning heat exchanger controlled valve (8) hot water heat exchanger controlled valve (9), is closed, the first expansion valve (4) is opened, closes the second expansion valve (6), open air conditioner water Pump (11), hot water water pump (12) is closed, hot-swappable fans (10) is opened, opens frozen water water pump (20) and frozen water separator (21);
Intelligent controller control four-way valve (2) is run according to heating mode to form dual cycle loop, from compressor (1) The high temperature and high pressure gaseous refrigerant that exhaust outlet comes out flows into cold in air-conditioning heat exchanger (5) by air-conditioning heat exchanger controlled valve (8) Coagulate for high temperature high pressure liquid, the refrigerant for being condensed into high temperature high pressure liquid is changed into low-temp low-pressure gas-liquid by the first expansion valve (4) Two-phase liquid, refrigerant are divided into two-way after the first expansion valve (4), wherein the refrigerant of gas-liquid two-phase flows into air-source all the way Heat realization is absorbed in heat exchanger (3) from the external world to heat it, the refrigerant of low-pressure gas returns by gas-liquid separator (15) To compressor (1);The refrigerant of another way gas-liquid two-phase is flowed into solidifying ice evaporator (13) absorbs heat realization to it from the external world Heating, the refrigerant of low-pressure gas return to compressor (1) after check-valves (14), gas-liquid separator (15);By foregoing Such two-way circulation, air-conditioning heat exchanger (5) and solidifying ice evaporator (13) absorb heat from external environment and realized to them Heat to avoid frosting.
2. heat pump according to claim 1 and the dual cycle system of hot water heating combined system, it is characterised in that: 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 provided with hot water water Pump (12).
3. heat pump according to claim 1 and the dual cycle system of hot water heating combined system, it is characterised in that: The side of the air source heat exchanger (3) is provided with hot-swappable fans (10).
4. heat pump according to claim 1 and the dual cycle system of hot water heating combined system, it is characterised in that: 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) is provided with ice Separator (21).
CN201610002097.9A 2014-03-24 2014-03-24 Heat pump and the mixing heating flow of hot water heating combined system Active CN105627625B (en)

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CN201610002441.4A Pending CN105485760A (en) 2014-03-24 2014-03-24 Refrigeration and domestic hot water making process of heat pump and hot water heating combination system
CN201610001987.8A Active CN105627624B (en) 2014-03-24 2014-03-24 Heat pump and the independent heating flow of hot water heating combined system
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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CN105485760A (en) 2016-04-13
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CN105466075B (en) 2018-01-12
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CN103836792A (en) 2014-06-04
CN103836792B (en) 2016-03-02

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