CN203024477U - Ground source heat pump central air-conditioning hot water triple-generation unit - Google Patents
Ground source heat pump central air-conditioning hot water triple-generation unit Download PDFInfo
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- CN203024477U CN203024477U CN2012204905466U CN201220490546U CN203024477U CN 203024477 U CN203024477 U CN 203024477U CN 2012204905466 U CN2012204905466 U CN 2012204905466U CN 201220490546 U CN201220490546 U CN 201220490546U CN 203024477 U CN203024477 U CN 203024477U
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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
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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
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- Y02P80/00—Climate change mitigation technologies for sector-wide applications
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Abstract
A ground source heat pump central air-conditioning hot water triple-generation unit is mainly composed of a compressor, a hot water pump, a hot water condenser, a heating condenser, a cooling water pump, an economizer, a drying filter, an expansion valve, a refrigeration evaporator, a chilled water pump and an electric ball valve. The ground source heat pump central air-conditioning hot water triple-generation unit has the advantages that low-carbon and environment-friendly purposes are achieved, the energy efficiency ratio is high, efficiency is not affected by seasonal climates, operation of the compressor is stable and high-efficiency, and cold-and-hot conversion is achieved through conversion of freeze water and cooling water of a water channel; compared with a traditional water source or ground source heat pump central air-conditioning hot water triple-generation unit, the ground source heat pump central air-conditioning hot water triple-generation unit improves the energy efficiency ratio by more than 20%; and triple generation of hot water supply, air-conditioning refrigeration and heating is achieved.
Description
Technical field
The utility model relates to the ground-source heat pump central air-conditioning hot water tri-generation unit of a kind of hot-water supply, air conditioner refrigerating and heating.
Background technology
ground-source heat pump central air-conditioning hot water tri-generation unit is a kind of underground shallow layer soil that utilizes, or river, or underground water source characteristics capacious cool in summer and warm in winter and cold and hot, heat exchanger is imbedded underground shallow layer soil, or river, or in underground water, or directly extract river or underground water, unit is done medium and a small amount of high-grade electric energy of input by water, with underground shallow layer soil, river and underground water carry out cold and hot exchange, with underground shallow layer soil, a large amount of cleanings and reproducible low-grade cold and hot energy in river and underground water, be promoted to high-grade cold and hot energy, thereby reach low-carbon environment-friendly, Energy Efficiency Ratio is high, air conditioner refrigerating and heating, and the requirement of hot-water supply.
Tradition ground-source heat pump central air-conditioning hot water tri-generation unit mainly contains following deficiency:
1, change the needs of the flow direction of HTHP refrigerant and low-temp low-pressure refrigerant because of cross valve, on structure, the heat exchange area of refrigerating evaporator is identical with the heat exchange area that heats condenser, the heat that when not meeting the unit refrigeration, compressor electric motor produces, need to go out by heating the cooling exchange of condenser by refrigerant, the heat exchange amount that heats condenser in the time of can not satisfying operation of heat pump must be greater than the requirement of the heat exchange amount of refrigerating evaporator, and can only move under the condition that reduces compressor efficiency.
2, exchange by condenser and evaporimeter because of the cold and hot conversion of heat pump and realize, when namely HTHP refrigerant and low-temp low-pressure refrigerant commutated by cross valve, the invalid exchange heat that mutually produces had reduced the operating efficiency of compressor.
3, in order to guarantee that cold and hot coolant system need be equipped with cross valve, high pressure fluid reservoir, heat exchanger and gas-liquid separator from coolant system conversion for the high efficiency operation of unit and heat pump, pipeline structure is complicated, take up room large and fault rate is higher.
Summary of the invention
The utility model provides that a kind of low-carbon environment-friendly, Energy Efficiency Ratio are high, efficient is not subjected to that seasonal climate affects, the operation of compressor efficient and stable, cold and hot conversion change chilled water by the water route and cooling water is realized, Energy Efficiency Ratio is than traditional ground-source heat pump central air-conditioning hot water tri-generation unit improve more than 20%, and the ground-source heat pump central air-conditioning hot water tri-generation unit of hot-water supply, air conditioner refrigerating and heating.
The technical solution of the utility model:
a kind of geothermal heat pump air-conditioner hot water tri-generation unit, mainly by compressor, refrigerant pipeline, heat condenser, cooling water pump, heat electrical ball valve, the hot water condenser, the hot water electrical ball valve, heat-exchanger pump, hot water outlet, economizer, device for drying and filtering, expansion valve, refrigerating evaporator, chilled water pump, source, ground and air-conditioning water route pipeline, the air conditioner water moving ball valve of water power of clearing, the air-conditioner water outlet mouth, air-conditioning water-exit vertically electrical ball valve, the horizontal backwater electrical ball valve of air-conditioning, the air-conditioning water return outlet, the vertical backwater electrical ball valve of air-conditioning, the vertical backwater electrical ball valve in source, ground, source, ground water return outlet, the flat backwater electrical ball valve of water source, the water source moving ball valve of water power of clearing, source, ground delivery port, source, ground water-exit vertically electrical ball valve forms.
When described ground-source heat pump central air-conditioning hot water tri-generation unit used, unit was according to the operation of operation needs automatic control compressor, heat-exchanger pump, cooling water pump and chilled water pump and stop, and automatically controlled the connection conversion of each electrical ball valve.during compressor operating, compressor sucks the cold media gas of low-temp low-pressure from air entry, be that after the gas of HTHP, the exhaust outlet from compressor is discharged with compressing refrigerant gas, by heating condenser and heating electrical ball valve, or be condensed into the refrigerant liquid of middle temperature high pressure by hot water condenser and hot water electrical ball valve after, enter inner cylinder by the cooling coil in economizer, pass through device for drying and filtering, flow into by expansion valve the gas that the refrigerating evaporator expansion is evaporated to low-temp low-pressure, by the space between economizer outer cylinder and inner cylinder and L shaped bend pipe, the air entry of getting back at last compressor is sucked again.cooling water, when refrigerant and chilled water circulate in system, cooling water and refrigerant are heating condenser or hot water condenser middle ground carries out cold and hot exchange, the refrigerant liquid and the cooling water that make refrigerant condensation heat release be cooled to middle temperature high pressure are heated to be hot water, chilled water and refrigerant middle ground in refrigerating evaporator carries out cold and hot exchange, make refrigerant evaporation heat absorption be cold water for the cold media gas of low-temp low-pressure and chilled water are frozen, thereby heat or cold are delivered in the end coil pipe of air-conditioner blower, heat is delivered in the end hot-water heating system, unwanted heat or cold are delivered in the source, ground, thereby reach following hot-water supply, the requirement of air conditioner refrigerating and air-conditioning heating three alliances.
1, independent air conditioner refrigerating
Heat-exchanger pump does not move, heating electrical ball valve opens, the hot water electrical ball valve is closed, the air conditioner water moving ball valve of water power of clearing is opened, and air-conditioning water-exit vertically electrical ball valve is closed, and the horizontal backwater electrical ball valve of air-conditioning is opened, the vertical backwater electrical ball valve of air-conditioning is closed, the vertical backwater electrical ball valve in source, ground is closed, the flat backwater electrical ball valve of water source is opened, and the water source moving ball valve of water power of clearing is opened, and source, ground water-exit vertically electrical ball valve is closed.When the chilled water water temperature during higher than design temperature, compressor, cooling water pump and chilled water pump operation, cooling water exchanges to the refrigerant condenser heat from heat condenser in the source, ground, and chilled water is delivered to the refrigerant evaporation cold in the air conditioning terminal fan coil from refrigerating evaporator.During lower than design temperature, compressor and cooling water pump are successively out of service when the chilled water water temperature, and chilled water pump keeps operation, and circulation reaches the purpose of air conditioner refrigerating operating mode according to this.
2, air conditioner refrigerating and hot-water supply
when the hot water water temperature lower than design temperature and chilled water water temperature during higher than design temperature, the air conditioner water moving ball valve of water power of clearing is opened, air-conditioning water-exit vertically electrical ball valve is closed, the horizontal backwater electrical ball valve of air-conditioning is opened, the vertical backwater electrical ball valve of air-conditioning is closed, the vertical backwater electrical ball valve in source, ground is closed, the flat backwater electrical ball valve of water source is opened, the water source moving ball valve of water power of clearing is opened, source, ground water-exit vertically electrical ball valve is closed, heating electrical ball valve closes, cooling water pump does not move, the hot water electrical ball valve is opened, compressor, heat-exchanger pump and chilled water pump operation, cooling water exchanges to the refrigerant condenser heat in hot-water heating system from the hot water condenser by heat-exchanger pump and hot water outlet water is heated, chilled water is delivered to the refrigerant evaporation cold in the air conditioning terminal fan coil from refrigerating evaporator by the operation of chilled water pump.
when the hot water water temperature lower than design temperature and chilled water water temperature during lower than design temperature, the air conditioner water moving ball valve of water power of clearing is closed, air-conditioning water-exit vertically electrical ball valve is opened, the horizontal backwater electrical ball valve of air-conditioning is closed, the vertical backwater electrical ball valve of air-conditioning is opened, the vertical backwater electrical ball valve in source, ground is opened, the flat backwater electrical ball valve of water source is closed, the water source moving ball valve of water power of clearing is closed, source, ground water-exit vertically electrical ball valve is opened, heating electrical ball valve closes, cooling water pump does not move, the hot water electrical ball valve is opened, compressor, heat-exchanger pump and chilled water pump operation, cooling water exchanges to the refrigerant condenser heat in hot-water heating system from the hot water condenser by heat-exchanger pump and hot water outlet water is heated, chilled water is delivered to the refrigerant evaporation cold from refrigerating evaporator in the source, ground.
When the hot water water temperature rose to design temperature, unit was transformed into the operation of air conditioner refrigerating operating mode automatically, and circulation reaches the purpose of air conditioner refrigerating and hot-water supply operating mode according to this.
3, independent hot-water supply
The air conditioner water moving ball valve of water power of clearing is closed, air-conditioning water-exit vertically electrical ball valve is opened, the horizontal backwater electrical ball valve of air-conditioning is closed, the vertical backwater electrical ball valve of air-conditioning is opened, ground source vertical backwater electrical ball valve is opened, and the flat backwater electrical ball valve of water source is closed, and the water source moving ball valve of water power of clearing is closed, source, ground water-exit vertically electrical ball valve is opened, heat electrical ball valve and close, cooling water pump does not move, and the hot water electrical ball valve is opened.When the hot water water temperature during lower than design temperature, compressor, heat-exchanger pump and chilled water pump operation, cooling water with the refrigerant condenser heat, passes in hot-water heating system cool water heating by hot water pipeline from the hot water condenser, chilled water from refrigerating evaporator with the refrigerant evaporation Cooling capacity exchanging in the source, ground.When the hot water water temperature rose to design temperature, compressor, heat-exchanger pump and chilled water pump were out of service, and circulation reaches the purpose of hot-water supply operating mode according to this.
4, air-conditioning heating separately
The air conditioner water moving ball valve of water power of clearing is closed, air-conditioning water-exit vertically electrical ball valve is opened, the horizontal backwater electrical ball valve of air-conditioning is closed, the vertical backwater electrical ball valve of air-conditioning is opened, ground source vertical backwater electrical ball valve is opened, and the flat backwater electrical ball valve of water source is closed, and the water source moving ball valve of water power of clearing is closed, source, ground water-exit vertically electrical ball valve is opened, heat electrical ball valve and open, heat-exchanger pump does not move, and the hot water electrical ball valve is closed.When the cooling water water temperature during lower than design temperature, compressor, cooling water pump and chilled water pump operation, chilled water from refrigerating evaporator with the refrigerant evaporation Cooling capacity exchanging in the source, ground, cooling water is delivered to the refrigerant condenser heat in the air conditioning terminal fan coil from heat condenser.When the cooling water water temperature rose to design temperature, compressor and chilled water pump were out of service, and cooling water pump keeps operation, and circulation reaches the purpose of air-conditioning heating operating mode according to this.
5, air-conditioning heating and hot-water supply
The preferential hot water preparing of unit.During lower than design temperature, unit is independent hot-water supply operating mode operation when the hot water water temperature; When the hot water water temperature rose to design temperature, unit was transformed into the operation of winter air-conditioning heating operating mode, and circulation reaches the purpose of air-conditioning heating and hot-water supply operating mode according to this.
Above-mentioned 5 operating modes are selected arbitrarily operation on generator set controller by the user.
described ground-source heat pump central air-conditioning hot water tri-generation unit is by source, ground and air-conditioning water route pipeline, the air conditioner water moving ball valve of water power of clearing is connected with the air-conditioner water outlet mouth with air-conditioning water-exit vertically electrical ball valve, the horizontal backwater electrical ball valve of air-conditioning is connected with the air-conditioning water return outlet with the vertical backwater electrical ball valve of air-conditioning, ground source vertical backwater electrical ball valve is connected with source, ground water return outlet with the flat backwater electrical ball valve of water source, and the water source water power of clearing moves ball valve and is connected with source, ground delivery port with source, ground water-exit vertically electrical ball valve, the clear other end of the other end of the moving ball valve of water power and source, ground water-exit vertically electrical ball valve of air conditioner water is connected with the outlet in refrigerating evaporator water route, the clear other end of the moving ball valve of water power of the other end of air-conditioning water-exit vertically electrical ball valve and water source is connected with the outlet that heats the condenser water route, the other end of the other end of the horizontal backwater electrical ball valve of air-conditioning and the vertical backwater electrical ball valve in source, ground is connected with the entrance of chilled water pump, the chilled water delivery side of pump is connected with the entrance of refrigerating evaporator, the other end of the other end of the vertical backwater electrical ball valve of air-conditioning and the flat backwater electrical ball valve of water source is connected with the entrance of cooling water pump, the cooling water delivery side of pump is connected with the entrance that heats condenser, the hot water delivery side of pump is connected with the entrance in hot water condenser water route, the outlet in hot water condensation water route is connected with hot water outlet, by refrigerant pipeline with the exhaust outlet of compressor respectively with heat condenser and be connected the refrigerant entrance with the hot water condenser and be connected, the refrigerant exit that heats condenser with heat electrical ball valve and be connected, the hot water condenser refrigerant exit be connected with the hot water electrical ball valve, heat electrical ball valve and be connected with the hot water electrical ball valve that the other end is in parallel to be connected with the high-pressure side of economizer, the on high-tension side other end of economizer is connected with device for drying and filtering, the other end of device for drying and filtering and heating power expansion valve series connection, the other end of heating power expansion valve is connected with the low-pressure side of economizer, the other end of economizer low-pressure side is connected with the air entry of compressor.
the heat exchange area that described ground-source heat pump central air-conditioning hot water tri-generation unit heats condenser is hot water condenser and refrigerating evaporator heat exchange area 1.3 times, the heat that when meeting the unit refrigeration, compressor electric motor produces, need to carry out indirect exchange by hot water condenser or the refrigerant and the cooling water that heat in condenser, make the refrigerant of HTHP become the requirement of cold middle temperature high pressure refrigerant, hot water condenser and the requirement of the heat exchange amount need that heat condenser greater than the heat exchange amount of refrigerating evaporator when satisfying the unit refrigeration, the condensation temperature of refrigerant when when satisfying the unit hot water preparing, the condensation temperature of refrigerant heats higher than unit, satisfy hot water condenser cooling water water temperature higher than the requirement that heats the condenser cooling water water temperature, when namely satisfying unit operation, system air conditioner heats, the Refrigeration Technique principle that the heat exchange amount of air conditioner refrigerating and hot water supply is tried one's best basically identical, guarantee that compressor moves under efficient and stable condition.
described ground-source heat pump central air-conditioning hot water tri-generation unit heats before condenser system is connected on the moving ball valve of thermoelectricity, before the hot water condenser is connected on the hot water electrical ball valve, heating condenser and heating electrical ball valve of series connection is in parallel with the hot water electrical ball valve with the hot water condenser of connecting: the cold media gas of HTHP is first through heating condenser or hot water condenser, through again after cooling and heating electrical ball valve or hot water electrical ball valve, avoided heating from structure the cold media gas infringement that electrical ball valve and hot water electrical ball valve directly are subject to HTHP, improved the service life that heats electrical ball valve and hot water electrical ball valve, guarantee that the refrigerant that flows can be simultaneously by not heating condenser and hot water condenser, namely heating condenser and hot water condenser independently carries out separately heat exchange and does not interfere with each other, assurance system refrigerant flows reposefully and compressor stably moves, and when having avoided heating condenser and hot water condenser and being traditional series system, thereby because strengthening, the refrigerant flow resistance causes that compressor power consumption increases and reduced the defective of systematic energy efficiency ratio.
within the inner cylinder of described ground-source heat pump central air-conditioning hot water tri-generation Unit Economic device is contained in outer cylinder, be provided with a cooling coil and a L shaped bend pipe between outer cylinder and inner cylinder, a fuel sucking pipe is equipped with in L shaped bend pipe bottom: inner cylinder plays the high pressure fluid reservoir, gas-liquid separator is played in space between inner cylinder and outer cylinder, cooling coil and inner cylinder play heat exchange, be about to through the superheated water condenser or the refrigerant of the middle temperature high pressure after heating condenser carries out heat exchange indirectly with refrigerant through the low-temp low-pressure after refrigerating evaporator, make the refrigerant of middle temperature high pressure must be cold, the refrigerant of low-temp low-pressure is obtained overheated, fuel sucking pipe with the refrigeration oil of outer cylinder bottom be drawn onto in L shaped bend pipe with after the cold media gas atomizing mixes together with get back in compressor, guarantee that unit is normal and move efficiently.
In described economizer, the cooling coil vertical direction is for closed circular is annular, and horizontal side is to being the S annular, the heat exchange area in an increase between the refrigerant of the refrigerant of warm high pressure and low-temp low-pressure, and the effect that reduces the economizer volume.
The horizontal water outlet electrical ball valve of described ground-source heat pump central air-conditioning hot water tri-generation air conditioning unit is connected with the air-conditioner water outlet mouth with air-conditioning water-exit vertically electrical ball valve, the horizontal backwater electrical ball valve of air-conditioning is connected with the air-conditioning water return outlet with the vertical backwater electrical ball valve of air-conditioning, ground source vertical backwater electrical ball valve is connected with source, ground water return outlet with the flat backwater electrical ball valve of water source, and the water source water power of clearing moves ball valve and is connected with source, ground delivery port with source, ground water-exit vertically electrical ball valve; The clear other end of the other end of the moving ball valve of water power and source, ground water-exit vertically electrical ball valve of air conditioner water is connected with the outlet in refrigerating evaporator water route, the clear other end of the moving ball valve of water power of the other end of air-conditioning water-exit vertically electrical ball valve and water source is connected with the outlet that heats the condenser water route, the other end of the other end of the horizontal backwater electrical ball valve of air-conditioning and the vertical backwater electrical ball valve of water is connected with the entrance of chilled water pump, and the other end of the other end of the vertical backwater electrical ball valve of air-conditioning and the flat backwater electrical ball valve of water source is connected with the entrance of cooling water pump.During refrigeration, chilled water flows into from the air-conditioning water return outlet, by the horizontal backwater electrical ball valve of air-conditioning, by the water route of chilled water pump and refrigerating evaporator, by the air conditioner water moving ball valve of water power of clearing, flows out from the air-conditioner water outlet mouth; Cooling water flows into from source, ground water return outlet, by the flat backwater electrical ball valve of water source, by cooling water pump with heat the water route of condenser, by the water source moving ball valve of water power of clearing, flows out from source, ground delivery port.During heating, cooling water flows into from the air conditioner water water return outlet, by the vertical backwater electrical ball valve of air-conditioning, by cooling water pump and the water route that heats condenser, by air-conditioning water-exit vertically electrical ball valve, flows out from the air-conditioner water outlet mouth; Chilled water flows into from source, ground water return outlet, by the vertical backwater electrical ball valve in source, ground, by the water route of chilled water pump and refrigerating evaporator, by source, ground water-exit vertically electrical ball valve, flows out from source, ground delivery port.By above-mentioned conversion, the chilled water that guaranteed will freeze summer is sent into air-conditioning, winter the heating cooling water is sent into air-conditioning, and summer the source, ground is sent cold in source, heat ground, winter, change by the water route and has satisfied the requirement that air conditioning unit refrigeration and air-conditioning heating are changed.
In sum, the utility model Energy Efficiency Ratio reaches than the characteristics of traditional ground-source heat pump central air-conditioning hot water tri-generation unit raising more than 20% from following three aspects:
1, to heat the heat exchange area of condenser be refrigerating evaporator and hot water condenser heat exchange area 1. 3 times to unit, when making unit operation, system air conditioner heats, the heat exchange amount of air conditioner refrigerating and hot water supply is basic identical, and compressor always moves under efficient and stable condition.
2, automatically change by the water route requirement that reaches air conditioning unit refrigeration and air-conditioning heating conversion, the thermal loss that exists when its thermal loss is changed by cross valve with conventional heat pump unit refrigerant is compared minimum, has improved the operating efficiency of compressor.
3, replaced traditional ground-source heat pump central air-conditioning hot water tri-generation unit high pressure fluid reservoir, heat exchanger and three parts of gas-liquid separator with an economizer, and coolant system cancelled cross valve, pipeline structure is simple, save the space and fault rate extremely low.
Description of drawings
Fig. 1 is the schematic diagram of ground-source heat pump central air-conditioning hot water tri-generation unit.
Fig. 2 is A-A cutaway view in Fig. 1, the i.e. cutaway view of economizer 10.
Fig. 3 be in Fig. 2 B to view, namely in economizer 10 cooling coil 10-2 to view.
in figure, 1 is compressor, 1-1 is air entry, 1-2 is exhaust outlet, the 2nd, refrigerant pipeline, the 3rd, heat condenser, the 4th, cooling water pump, the 5th, heat electrical ball valve, the 6th, the hot water condenser, the 7th, the hot water electrical ball valve, the 8th, heat-exchanger pump, the 9th, hot water outlet, the 10th, economizer, 10-1 is outer cylinder, 10-2 is cooling coil, 10-3 is inner cylinder, 10-4 is fuel sucking pipe, 10-5 is L shaped bend pipe, the 11st, device for drying and filtering, the 12nd, expansion valve, the 13rd, refrigerating evaporator, the 14th, chilled water pump, the 15th, source, ground and air-conditioning water route pipeline, the 16th, the air conditioner water moving ball valve of water power of clearing, the 17th, the air-conditioner water outlet mouth, the 18th, air-conditioning water-exit vertically electrical ball valve, the 19th, the horizontal backwater electrical ball valve of air-conditioning, the 20th, the air-conditioning water return outlet, the 21st, the vertical backwater electrical ball valve of air-conditioning, the 22nd, the vertical backwater electrical ball valve in source, ground, the 23rd, source, ground water return outlet, the 24th, the flat backwater electrical ball valve of water source, the 25th, the water source moving ball valve of water power of clearing, the 26th, source, ground delivery port, the 27th, source, ground water-exit vertically electrical ball valve.
Among the utility model structural representation Fig. 1～Fig. 3:
ground-source heat pump central air-conditioning hot water tri-generation unit is by source, ground and air-conditioning water route pipeline 15, the air conditioner water moving ball valve 16 of water power of clearing is connected with air-conditioner water outlet mouth 17 with air-conditioning water-exit vertically electrical ball valve 18, the horizontal backwater electrical ball valve 19 of air-conditioning is connected with air-conditioning water return outlet 20 with the vertical backwater electrical ball valve 21 of air-conditioning, ground source vertical backwater electrical ball valve 22 is connected with source, ground water return outlet 23 with the flat backwater electrical ball valve 24 of water source, and the water source water power of clearing moves ball valve 25 and is connected with source, ground delivery port 26 with source, ground water-exit vertically electrical ball valve 27, the clear other end of the other end of the moving ball valve 16 of water power and source, ground water-exit vertically electrical ball valve 27 of air conditioner water is connected with the outlet in refrigerating evaporator 13 water routes, the clear other end of the moving ball valve 25 of water power of the other end of air-conditioning water-exit vertically electrical ball valve 18 and water source is connected with the outlet that heats condenser 3 water routes, the other end of the other end of the horizontal backwater electrical ball valve 19 of air-conditioning and the vertical backwater electrical ball valve 22 in source, ground is connected with the entrance of chilled water pump 14, the outlet of chilled water pump 14 is connected with the entrance of refrigerating evaporator 13, the other end of the other end of the vertical backwater electrical ball valve 20 of air-conditioning and the flat backwater electrical ball valve 24 of water source is connected with the entrance of cooling water pump 4, the outlet of cooling water pump 4 is connected with the entrance that heats condenser 3, the outlet of heat-exchanger pump 8 is connected with the entrance in hot water condenser 6 water routes, the outlet in hot water condenser 6 water routes is connected with hot water outlet 9, by refrigerant pipeline 2 with the exhaust outlet 1-2 of compressor 1 respectively with heat the refrigerant entrance that condenser 3 is connected with the hot water condenser and be connected, the refrigerant exit that heats condenser with heat electrical ball valve and be connected, the hot water condenser refrigerant exit be connected with the hot water electrical ball valve, heat that the other end that electrical ball valve 5 is connected with the hot water electrical ball valve is in parallel to be connected with the high-pressure side of economizer 10, the on high-tension side other end of economizer 10 is connected with device for drying and filtering 11, the other end of device for drying and filtering 11 and heating power expansion valve 12 series connection, the other end of heating power expansion valve 12 is connected with the low-pressure side of economizer 10, the other end of economizer 10 low-pressure sides is connected with the air entry 1-2 of compressor 1.
the heat exchange area that ground-source heat pump central air-conditioning hot water tri-generation unit heats condenser 3 is hot water condenser 6 and refrigerating evaporator 13 heat exchange areas 1.3 times, the heat that when meeting unit operation, compressor 1 motor produces, need to carry out indirect exchange by refrigerant and the cooling water that heats in condenser 3 or hot water condenser 6, make the refrigerant of HTHP become the requirement of cold middle temperature high pressure refrigerant, heat the heat exchange amount need of condenser 3 and hot water condenser 6 when satisfying the unit refrigeration greater than the requirement of the heat exchange amount of refrigerating evaporator 13, the condensation temperature of refrigerant when when satisfying the unit hot water preparing, the condensation temperature of refrigerant heats higher than unit, satisfy hot water condenser 6 cooling water water temperatures higher than the requirement that heats condenser 3 cooling water water temperatures, when namely satisfying unit operation, system air conditioner heats, the Refrigeration Technique principle that the heat exchange amount of air conditioner refrigerating and hot water supply is tried one's best basically identical, guarantee that compressor 1 moves under efficient and stable condition.
ground-source heat pump central air-conditioning hot water tri-generation unit heats before condenser 3 system is connected on the moving ball valve 5 of thermoelectricity, before hot water condenser 6 is connected on hot water electrical ball valve 7, heating condenser 3 and heating electrical ball valve 5 of series connection is in parallel with hot water electrical ball valve 7 with the hot water condenser 6 of connecting: the cold media gas of HTHP is first through heating condenser 3 or hot water condenser 6, through again after cooling and heating electrical ball valve 5 or hot water electrical ball valve 7, avoided heating from structure the cold media gas infringement that electrical ball valve 5 and hot water electrical ball valve 7 directly are subject to HTHP, improved the service life that heats electrical ball valve 5 and hot water electrical ball valve 7, guarantee that the refrigerant that flows can be simultaneously by not heating condenser 3 and hot water condenser 5, namely heating condenser 3 and hot water condenser 6 independently carries out separately heat exchange and does not interfere with each other, assurance system refrigerant flows reposefully and compressor 1 stably moves, and when having avoided heating condenser 3 and hot water condenser 6 for traditional series system, thereby because strengthening, the refrigerant flow resistance causes that compressor 1 power consumption increases and reduced the defective of systematic energy efficiency ratio.
within the economizer 10 inner cylinder 10-3 of ground-source heat pump central air-conditioning hot water tri-generation unit are contained in outer cylinder 10-1, be provided with a cooling coil 10-2 and a L shaped bend pipe 10-5 between outer cylinder 10-1 and inner cylinder 10-3, L shaped bend pipe 10-5 is equipped with a fuel sucking pipe 10-4 in the bottom: inner cylinder 10-3 plays the high pressure fluid reservoir, gas-liquid separator is played in space between inner cylinder 10-3 and outer cylinder 10-1, the heat of cooling coil 10-2 and inner cylinder 10-3 has been conducted the effect of heat exchange, be about to indirectly to carry out cold and hot exchange through the refrigerant that heats the middle temperature high pressure after condenser 3 or hot water condenser 6 and refrigerant through the low-temp low-pressure after refrigerating evaporator 13, make the refrigerant of middle temperature high pressure must be cold, the refrigerant of low-temp low-pressure is obtained overheated, fuel sucking pipe 10-4 with the refrigeration oil of outer cylinder 10-1 bottom be drawn onto in L shaped bend pipe 10-5 with after the cold media gas atomizing mixes together with get back in compressor 1, guarantee that unit is normal and move efficiently.
In economizer 10, cooling coil 10-2 vertical direction is for closed circular is not annular, and horizontal side works to increase heat exchange area and reduces economizer 10 volumes to being the S annular.
the horizontal water outlet electrical ball valve 16 of ground-source heat pump central air-conditioning hot water tri-generation air conditioning unit is connected with air-conditioner water outlet mouth 17 with air-conditioning water-exit vertically electrical ball valve 18, the horizontal backwater electrical ball valve 19 of air-conditioning is connected with air-conditioning water return outlet 20 with the vertical backwater electrical ball valve 21 of air-conditioning, ground source vertical backwater electrical ball valve 22 is connected with source, ground water return outlet 23 with the flat backwater electrical ball valve 24 of water source, and the water source water power of clearing moves ball valve 25 and is connected with source, ground delivery port 26 with source, ground water-exit vertically electrical ball valve 27, the clear other end of the other end of the moving ball valve 16 of water power and source, ground water-exit vertically electrical ball valve 27 of air conditioner water is connected with the outlet in refrigerating evaporator 13 water routes, the clear other end of the moving ball valve 25 of water power of the other end of air-conditioning water-exit vertically electrical ball valve 18 and water source is connected with the outlet that heats condenser water route 3, the other end of the other end of the horizontal backwater electrical ball valve 19 of air-conditioning and the vertical backwater electrical ball valve 22 of water is connected with the entrance of chilled water pump 14, the other end of the other end of the vertical backwater electrical ball valve 21 of air-conditioning and the flat backwater electrical ball valve 24 of water source is connected with the entrance of cooling water pump 4.During refrigeration, chilled water flows into from air-conditioning water return outlet 20, by the horizontal backwater electrical ball valve 19 of air-conditioning, by the water route of chilled water pump 14 and refrigerating evaporator 13, by the air conditioner water moving ball valve 16 of water power of clearing, flows out from air-conditioner water outlet mouth 17; Cooling water flows into from source, ground water return outlet 23, by the flat backwater electrical ball valve 24 of water source, by cooling water pump 4 with heat the water route of condenser 3, by the water source moving ball valve 25 of water power of clearing, flows out from source, ground delivery port 26.During heating, cooling water flows into from air conditioner water water return outlet 20, by the vertical backwater electrical ball valve 21 of air-conditioning, by cooling water pump 4 and the water route that heats condenser 3, by air-conditioning water-exit vertically electrical ball valve 19, flows out from air-conditioner water outlet mouth 17; Chilled water flows into from source, ground water return outlet 23, by the vertical backwater electrical ball valve 22 in source, ground, by the water route of chilled water pump 14 and refrigerating evaporator 13, by source, ground water-exit vertically electrical ball valve 27, flows out from source, ground delivery port 27.By above-mentioned conversion, the chilled water that guaranteed will freeze summer is sent into air-conditioning, winter the heating cooling water is sent into air-conditioning, and summer the source, ground is sent cold in source, heat ground, winter, change by the water route and has satisfied the requirement that air conditioning unit refrigeration and air-conditioning heating are changed.
The specific embodiment
When local source heat pump central air conditioner hot water tri-generation unit used, unit was according to the operation of operation needs automatic control compressor 1, cooling water pump 4, heat-exchanger pump 8 and chilled water pump 14 and stop, and automatically controlled the connection conversion of each electrical ball valve.during compressor 1 operation, compressor 1 sucks the cold media gas of low-temp low-pressure from air entry 1-1, be that after the gas of HTHP, the exhaust outlet 1-2 from compressor 1 discharges with compressing refrigerant gas, by heating condenser 3 and heating electrical ball valve 5, or be condensed into the refrigerant liquid of middle temperature high pressure by hot water condenser 6 and hot water electrical ball valve 7 after, enter inner cylinder 10-3 by the cooling coil 10-2 in economizer 10, by device for drying and filtering 11, flow into by expansion valve 12 gas that refrigerating evaporator 13 expansions are evaporated to low-temp low-pressure, by the space between economizer 10 outer cylinder 10-1 and inner cylinder 10-3 and L shaped bend pipe 10-5, the air entry 1-1 that gets back at last compressor 1 is sucked again.cooling water, when refrigerant and chilled water circulate in system, cooling water and refrigerant are heating condenser 3 or hot water condenser 6 middle grounds carry out cold and hot exchange, the refrigerant liquid and the cooling water that make refrigerant condensation heat release be cooled to middle temperature high pressure are heated to be hot water, chilled water and refrigerant carry out cold and hot exchange at refrigerating evaporator 13 middle grounds, make refrigerant evaporation heat absorption be cold water for the cold media gas of low-temp low-pressure and chilled water are frozen, thereby heat or cold are delivered in the end coil pipe of air-conditioner blower, heat is delivered in the end hot-water heating system, unwanted heat or cold are delivered in the source, ground, thereby reach following hot-water supply, the requirement of air conditioner refrigerating and air-conditioning heating three alliances.
1, independent air conditioner refrigerating
Heat-exchanger pump 8 does not move, heating electrical ball valve 5 opens, hot water electrical ball valve 7 is closed, the air conditioner water moving ball valve 16 of water power of clearing is opened, and air-conditioning water-exit vertically electrical ball valve 18 is closed, and the horizontal backwater electrical ball valve 19 of air-conditioning is opened, the vertical backwater electrical ball valve 21 of air-conditioning is closed, the vertical backwater electrical ball valve 22 in source, ground is closed, the flat backwater electrical ball valve 24 of water source is opened, and the water source moving ball valve 25 of water power of clearing is opened, and source, ground water-exit vertically electrical ball valve 27 is closed.When the chilled water water temperature during higher than design temperature, compressor 1, cooling water pump 4 and chilled water pump 14 operations, cooling water exchanges to the refrigerant condenser heat from heat condenser 3 in the source, ground, and chilled water is delivered to the refrigerant evaporation cold in the air conditioning terminal fan coil from refrigerating evaporator 14.During lower than design temperature, compressor 1 and cooling water pump 4 are successively out of service when the chilled water water temperature, and chilled water pump 14 keeps operation, and circulation reaches the purpose of air conditioner refrigerating operating mode according to this.
2, air conditioner refrigerating and hot-water supply
when the hot water water temperature lower than design temperature and chilled water water temperature during higher than design temperature, the air conditioner water moving ball valve 16 of water power of clearing is opened, air-conditioning water-exit vertically electrical ball valve 18 is closed, the horizontal backwater electrical ball valve 19 of air-conditioning is opened, the vertical backwater electrical ball valve 21 of air-conditioning is closed, the vertical backwater electrical ball valve 22 in source, ground is closed, the flat backwater electrical ball valve 24 of water source is opened, the water source moving ball valve 25 of water power of clearing is opened, source, ground water-exit vertically electrical ball valve 27 is closed, heating electrical ball valve 5 closes, cooling water pump 4 does not move, hot water electrical ball valve 7 is opened, compressor 1, heat-exchanger pump 8 and chilled water pump 14 operations, cooling water exchanges to the refrigerant condenser heat in hot-water heating system from hot water condenser 6 by heat-exchanger pump 8 and hot water outlet 9 water is heated, chilled water is delivered to the refrigerant evaporation cold in the air conditioning terminal fan coil from refrigerating evaporator 13 by the operation of chilled water pump 14.
when the hot water water temperature lower than design temperature and chilled water water temperature during lower than design temperature, the air conditioner water moving ball valve 16 of water power of clearing is closed, air-conditioning water-exit vertically electrical ball valve 18 is opened, the horizontal backwater electrical ball valve 19 of air-conditioning is closed, the vertical backwater electrical ball valve 21 of air-conditioning is opened, the vertical backwater electrical ball valve 22 in source, ground is opened, the flat backwater electrical ball valve 24 of water source is closed, the water source moving ball valve 25 of water power of clearing is closed, source, ground water-exit vertically electrical ball valve 27 is opened, heating electrical ball valve 5 closes, cooling water pump 4 does not move, hot water electrical ball valve 7 is opened, compressor 1, heat-exchanger pump 8 and chilled water pump 14 operations, cooling water exchanges to the refrigerant condenser heat in hot-water heating system from hot water condenser 6 by heat-exchanger pump 8 and hot water outlet 9 water is heated, chilled water is delivered to the refrigerant evaporation cold from refrigerating evaporator 13 in the source, ground.
When the hot water water temperature rose to design temperature, unit was transformed into the operation of air conditioner refrigerating operating mode automatically, and circulation reaches the purpose of air conditioner refrigerating and hot-water supply operating mode according to this.
3, independent hot-water supply
The air conditioner water moving ball valve 16 of water power of clearing is closed, air-conditioning water-exit vertically electrical ball valve 18 is opened, the horizontal backwater electrical ball valve 19 of air-conditioning is closed, the vertical backwater electrical ball valve 21 of air-conditioning is opened, ground source vertical backwater electrical ball valve 22 is opened, and the flat backwater electrical ball valve 24 of water source is closed, and the water source moving ball valve 25 of water power of clearing is closed, source, ground water-exit vertically electrical ball valve 27 is opened, heat electrical ball valve 5 and close, cooling water pump 4 does not move, and hot water electrical ball valve 7 is opened.When the hot water water temperature during lower than design temperature, compressor 1, heat-exchanger pump 8 and chilled water pump 14 operations, cooling water from hot water condenser 6 with the refrigerant condenser heat, pass in hot-water heating system cool water heating by hot water outlet, chilled water from refrigerating evaporator 13 with the refrigerant evaporation Cooling capacity exchanging in the source, ground.When the hot water water temperature rose to design temperature, compressor 1, heat-exchanger pump 8 and chilled water pump 14 were out of service, and circulation reaches the purpose of hot-water supply operating mode according to this.
4, air-conditioning heating separately
The air conditioner water moving ball valve 16 of water power of clearing is closed, air-conditioning water-exit vertically electrical ball valve 18 is opened, the horizontal backwater electrical ball valve 19 of air-conditioning is closed, the vertical backwater electrical ball valve 21 of air-conditioning is opened, ground source vertical backwater electrical ball valve 22 is opened, and the flat backwater electrical ball valve 24 of water source is closed, and the water source moving ball valve 25 of water power of clearing is closed, source, ground water-exit vertically electrical ball valve 27 is opened, heat electrical ball valve 5 and open, heat-exchanger pump 8 does not move, and hot water electrical ball valve 7 is closed.When the cooling water water temperature during lower than design temperature, compressor 1, cooling water pump 4 and chilled water pump 14 operations, chilled water from refrigerating evaporator 13 with the refrigerant evaporation Cooling capacity exchanging in the source, ground, cooling water is delivered to the refrigerant condenser heat in the air conditioning terminal fan coil from heat condenser 3.When the cooling water water temperature rose to design temperature, compressor 1 and chilled water pump 14 were out of service, and cooling water pump 4 keeps operation, and circulation reaches the purpose of air-conditioning heating operating mode according to this.
5, air-conditioning heating and hot-water supply
The preferential hot water preparing of unit.During lower than design temperature, unit is independent hot-water supply operating mode operation when the hot water water temperature; When the hot water water temperature rose to design temperature, unit was transformed into the operation of winter air-conditioning heating operating mode, and circulation reaches the purpose of air-conditioning heating and hot-water supply operating mode according to this.
Other structure of the utility model and principle, similar to traditional ground-source heat pump central air-conditioning hot water tri-generation unit, description will be omitted.
Claims (2)
1. ground-source heat pump central air-conditioning hot water tri-generation unit, mainly by compressor (1), refrigerant pipeline (2), heat condenser (3), cooling water pump (4), heat electrical ball valve (5), hot water condenser (6), hot water electrical ball valve (7), heat-exchanger pump (8), hot water outlet (9), economizer (10), device for drying and filtering (11), expansion valve (12), refrigerating evaporator (13), chilled water pump (14), source, ground and air-conditioning water route pipeline (15), the air conditioner water moving ball valve (16) of water power of clearing, air-conditioner water outlet mouth (17), air-conditioning water-exit vertically electrical ball valve (18), the horizontal backwater electrical ball valve of air-conditioning (19), air-conditioning water return outlet (20), the vertical backwater electrical ball valve of air-conditioning (21), the ground vertical backwater electrical ball valve in source (22), ground source water return outlet (23), the flat backwater electrical ball valve of water source (24), the water source moving ball valve (25) of water power of clearing, ground source delivery port (26), ground source water-exit vertically electrical ball valve (27) forms.it is characterized in that in above-mentioned ground-source heat pump central air-conditioning hot water tri-generation unit, be provided with and heat condenser (3), heat electrical ball valve (5), hot water condenser (6), hot water electrical ball valve (7), economizer (10), the air conditioner water moving ball valve (16) of water power of clearing, air-conditioning water-exit vertically electrical ball valve (18), the horizontal backwater electrical ball valve of air-conditioning (19), the vertical backwater electrical ball valve of air-conditioning (21), the ground vertical backwater electrical ball valve in source (22), the flat backwater electrical ball valve of water source (24), the water source moving ball valve (25) of water power of clearing, ground source water-exit vertically electrical ball valve (27).
2. ground-source heat pump central air-conditioning hot water tri-generation unit according to claim 1, it is characterized in that described condenser 3 systems that heat are connected on the moving ball valve (5) of thermoelectricity before, hot water condenser (6) is connected on hot water electrical ball valve (7) before, and heating condenser (3) and heating electrical ball valve (5) of series connection is in parallel with hot water electrical ball valve (7) with the hot water condenser (6) of connecting.
3, ground-source heat pump central air-conditioning hot water tri-generation unit according to claim 1, within it is characterized in that the little cylinder of described economizer (10) (10-3) is contained in large cylinder (10-1), be provided with a cooling coil (10-2) and a L shaped bend pipe (10-5) between large cylinder (10-1) and little cylinder (10-3), a fuel sucking pipe (10-4) is equipped with in L shaped bend pipe (10-5) bottom.
4, ground-source heat pump central air-conditioning hot water tri-generation unit according to claim 1 is characterized in that in described economizer (10), cooling coil (10-2) vertical direction is for closed circular is not annular, and horizontal side is to being the S annular.
5, ground-source heat pump central air-conditioning hot water tri-generation unit according to claim 1, it is characterized in that the described air conditioner water moving ball valve (16) of water power of clearing is connected with air-conditioner water outlet mouth (17) with air-conditioning water-exit vertically electrical ball valve (18), the horizontal backwater electrical ball valve of air-conditioning (19) is connected with air-conditioning water return outlet (20) with the vertical backwater electrical ball valve of air-conditioning (21), the ground vertical backwater electrical ball valve in source (22) is connected with source, ground water return outlet (23) with the flat backwater electrical ball valve of water source (24), the water source moving ball valve (25) of water power of clearing is connected with source, ground delivery port (26) with source, ground water-exit vertically electrical ball valve (27), the clear other end of the other end of the moving ball valve (16) of water power and source, ground water-exit vertically electrical ball valve (27) of air conditioner water is connected with the outlet in refrigerating evaporator (13) water route, the clear other end of the moving ball valve (25) of water power of the other end of air-conditioning water-exit vertically electrical ball valve (18) and water source is connected with the outlet that heats condenser (3) water route, the other end of the other end of the horizontal backwater electrical ball valve of air-conditioning (19) and the vertical backwater electrical ball valve of water (22) is connected with the entrance of chilled water pump (14), the other end of the other end of the vertical backwater electrical ball valve of air-conditioning (21) and the flat backwater electrical ball valve of water source (24) is connected with the entrance of cooling water pump (4).
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012204905466U CN203024477U (en) | 2012-09-25 | 2012-09-25 | Ground source heat pump central air-conditioning hot water triple-generation unit |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012204905466U CN203024477U (en) | 2012-09-25 | 2012-09-25 | Ground source heat pump central air-conditioning hot water triple-generation unit |
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| CN203024477U true CN203024477U (en) | 2013-06-26 |
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| CN2012204905466U Expired - Fee Related CN203024477U (en) | 2012-09-25 | 2012-09-25 | Ground source heat pump central air-conditioning hot water triple-generation unit |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103423917A (en) * | 2013-07-10 | 2013-12-04 | 湖南富利来环保科技工程有限公司 | Air-source central air-conditioning hot water triple-generation heat pump unit |
| CN106766370A (en) * | 2017-03-24 | 2017-05-31 | 天津柯瑞斯空调设备有限公司 | A kind of cold and hot switching integrated apparatus of water resource heat pump |
| CN108150706A (en) * | 2017-12-26 | 2018-06-12 | 天津中净环境技术有限公司 | A kind of geothermal heat pump air-conditioning system conversion valve |
| CN108981037A (en) * | 2018-06-08 | 2018-12-11 | 瀚润联合高科技发展（北京）有限公司 | A kind of cold multi-joint unit of low form of air cooling evaporation |
| CN113720038A (en) * | 2021-08-24 | 2021-11-30 | 浙江春晖智能控制股份有限公司 | Distributed cold, warm and hot triple water supply control center under centralized heat source cold source |
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2012
- 2012-09-25 CN CN2012204905466U patent/CN203024477U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103423917A (en) * | 2013-07-10 | 2013-12-04 | 湖南富利来环保科技工程有限公司 | Air-source central air-conditioning hot water triple-generation heat pump unit |
| CN103423917B (en) * | 2013-07-10 | 2015-07-22 | 湖南富利来环保科技工程有限公司 | Air-source central air-conditioning hot water triple-generation heat pump unit |
| CN106766370A (en) * | 2017-03-24 | 2017-05-31 | 天津柯瑞斯空调设备有限公司 | A kind of cold and hot switching integrated apparatus of water resource heat pump |
| CN108150706A (en) * | 2017-12-26 | 2018-06-12 | 天津中净环境技术有限公司 | A kind of geothermal heat pump air-conditioning system conversion valve |
| CN108150706B (en) * | 2017-12-26 | 2019-07-05 | 天津中净环境技术有限公司 | A kind of geothermal heat pump air-conditioning system conversion valve |
| CN108981037A (en) * | 2018-06-08 | 2018-12-11 | 瀚润联合高科技发展（北京）有限公司 | A kind of cold multi-joint unit of low form of air cooling evaporation |
| CN108981037B (en) * | 2018-06-08 | 2021-03-02 | 瀚润联合高科技发展（北京）有限公司 | Air-cooled evaporative cooling low-temperature multi-connected unit |
| CN113720038A (en) * | 2021-08-24 | 2021-11-30 | 浙江春晖智能控制股份有限公司 | Distributed cold, warm and hot triple water supply control center under centralized heat source cold source |
| CN113720038B (en) * | 2021-08-24 | 2022-09-27 | 浙江春晖智能控制股份有限公司 | Distributed cold, warm and hot triple water supply control center under centralized heat source cold source |
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Granted publication date: 20130626 Termination date: 20130925 |