CN102444940A - Four-pipe system ultrahigh and low temperature heat pump and hot water three-purpose central air conditioning system - Google Patents
Four-pipe system ultrahigh and low temperature heat pump and hot water three-purpose central air conditioning system Download PDFInfo
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- CN102444940A CN102444940A CN2011103834891A CN201110383489A CN102444940A CN 102444940 A CN102444940 A CN 102444940A CN 2011103834891 A CN2011103834891 A CN 2011103834891A CN 201110383489 A CN201110383489 A CN 201110383489A CN 102444940 A CN102444940 A CN 102444940A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 131
- 238000004378 air conditioning Methods 0.000 title abstract 2
- 238000001816 cooling Methods 0.000 claims abstract description 40
- 239000003507 refrigerant Substances 0.000 claims description 44
- 238000007710 freezing Methods 0.000 abstract description 9
- 230000008014 freezing Effects 0.000 abstract description 9
- 238000009833 condensation Methods 0.000 abstract description 8
- 230000005494 condensation Effects 0.000 abstract description 8
- 230000008020 evaporation Effects 0.000 abstract 1
- 238000001704 evaporation Methods 0.000 abstract 1
- 238000009413 insulation Methods 0.000 abstract 1
- 230000006835 compression Effects 0.000 description 20
- 238000007906 compression Methods 0.000 description 20
- 239000007788 liquid Substances 0.000 description 14
- 238000010438 heat treatment Methods 0.000 description 11
- 238000005057 refrigeration Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 10
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Natural products OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 4
- 239000008400 supply water Substances 0.000 description 4
- 239000008236 heating water Substances 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000004781 supercooling Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 235000019628 coolness Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 125000003827 glycol group Chemical group 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000001932 seasonal effect Effects 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Abstract
The invention relates to a four-pipe system ultrahigh and low temperature heat pump and hot water three-purpose central air conditioning system, which consists of an ultrahigh and low temperature heat pump and hot water three-purpose unit, an evaporation cooling tower, an indoor heat exchanger, a condensation pump, a freezing pump, a hot water circulating pump and a hot water insulation box, wherein the ultrahigh and low temperature heat pump and hot water three-purpose unit consists of a compressor, a hot water heat exchanger, a condenser, a flash evaporator, a filter, an electronic expansion valve, an evaporator and a turbocharger.
Description
One, technical field
A kind of four-pipe heating pump, hot water three-purpose central air conditioner system field have been the present invention relates to; Refer more particularly under outdoor superhigh temperature, ultralow temperature operating mode, have good refrigeration, heat, heat four control superelevation, hot pump in low temp, the hot water three-purpose central air conditioner system of water effect.
Two, background technology
In the prior art; Application number 200810070702.1 patents of invention disclose a kind of four-pipe heating pump, hot water three-purpose central air conditioner system, and this three usefulness central air conditioner systems can four control provide refrigerating medium, can annually supply with hot refrigerating medium; Cold refrigerating medium; The domestic hot-water realizes flexible to room temperature, round-the-clock the domestic hot-water is provided.But under the operating mode of outdoor ultralow temperature; The heating capacity decay is very serious; Even can't normally start operation, and can only use at transition season at the northern China cold district, can't satisfy basic heat supply and heat supply water demand in the winter of cold; Summer, unit can't normally start operation under the very dirty situation of outdoor superhigh temperature operating mode or cooling tower.Therefore need a kind of four control superelevation of exploitation, hot pump in low temp, hot water three-purpose central air conditioner system.
Three, summary of the invention
The present invention is a kind of four control superelevation, hot pump in low temp, hot water three-purpose central air conditioner system, provides a kind of and can under outdoor superhigh temperature, ultralow temperature operating mode, normally start operation and have good refrigeration, heat, heat four control superelevation, hot pump in low temp, the hot water three-purpose central air conditioner system of water effect.
The present invention constitutes like this: a kind of four control superelevation, hot pump in low temp, hot water three-purpose central air conditioner system, by superelevation, hot pump in low temp, hot water three-purpose unit, wet cooling tower; Indoor heat exchanger; Condenser pump, refrigerating water pump, hot water circulating pump and hot water thermal insulating case are formed; Superelevation, hot pump in low temp, hot water three-purpose unit are made up of compressor, hot water heat exchanger, condenser, shwoot charge air cooler, filter, electric expansion valve, evaporimeter and turbocharger; It is characterized in that: 1) outlet of described compressor links to each other with the refrigerant inlet of hot water heat exchanger through pipeline, and the refrigerant outlet of hot water heat exchanger links to each other with the refrigerant inlet of condenser, and the refrigerant outlet of condenser links to each other with the turbine room of turbocharger inlet; The turbine room outlet of turbocharger links to each other with the inlet of filter; The outlet of filter links to each other with one-level throttling electronic expansion valve inlet, and one-level throttling electronic expansion valve outlet port links to each other with shwoot charge air cooler inlet, and an outlet of shwoot charge air cooler links to each other with two-step throttle electronic expansion valve inlet; Two-step throttle electronic expansion valve outlet port links to each other with the refrigerant inlet of evaporimeter; The refrigerant outlet of evaporimeter enters the mouth with the blade wheel chamber of turbocharger and links to each other, and blade wheel chamber's outlet of turbocharger links to each other with the suction port of compressor, and another outlet of shwoot charge air cooler links to each other with the inlet of compressor through an electric expansion valve; 2) described condenser refrigerating medium outlet links to each other with the wet cooling tower inlet through first valve, the 5th valve; Described condenser refrigerating medium outlet links to each other with the indoor heat exchanger inlet through first valve, the 9th valve, the 22 valve; Described wet cooling tower outlet links to each other with the condenser pump inlet through the 6th valve; Described indoor heat exchanger outlet links to each other with the condenser pump inlet through the tenth valve, the 24 valve, and described condenser pump outlet links to each other with condenser refrigerating medium inlet through second valve; Described evaporimeter refrigerating medium outlet links to each other with the wet cooling tower inlet through the 3rd valve, the 11 valve; Described evaporimeter refrigerating medium outlet links to each other with the indoor heat exchanger inlet through the 3rd valve, the 7th valve, the 19 valve; Described wet cooling tower outlet links to each other with the refrigerating water pump inlet through the 12 valve; Described indoor heat exchanger outlet links to each other with the refrigerating water pump inlet through the 8th valve, the 20 valve, and described refrigerating water pump outlet links to each other with evaporimeter refrigerating medium inlet through the 4th valve; 3) hot water outlet of described hot water heat exchanger links to each other with the hot water thermal insulating tank inlet through the hot water line, and the outlet of described hot water thermal insulating case links to each other with the inlet of hot water circulating pump, and described hot water circuit pump discharge links to each other with the hot water heat exchanger hot water inlet.
The present device small investment, energy-saving and emission-reduction, stable and reliable operation.
Four, description of drawings
Fig. 1 is four control superelevation, hot pump in low temp, hot water three-purpose central air conditioner system schematic diagram.
Fig. 2 is a fin wet cooling tower plan view.
Fig. 3 a Fig. 3 b is the wet cooling tower vertical view.
Fig. 4 a Fig. 4 b is the I-I view among Fig. 2.
Among the above-mentioned figure; A superelevation, hot pump in low temp hot water three-purpose unit, A1 compressor, A2 condenser, A3 evaporimeter, A4 one-level throttling electric expansion valve, A5 two-step throttle electric expansion valve, A6 shwoot charge air cooler, A7 hot water heat exchanger, A8 turbocharger, A8a turbine room, A8b blade wheel chamber, A9 filter, A10 electric expansion valve, B fin wet cooling tower, B1 finned coil, B2 cooling blower, B3 cooling tower circulating pump, B4 water-locator, B5 water leg, C auxiliary heat supplying equipment, D1 condenser pump, D2 refrigerating water pump, D3 hot water circulating pump, D4 hot water supply-water pump, E indoor heat exchanger, F hot water user, G hot water thermal insulating case, H air bleeding valve, J expansion tank and moisturizing, K valve.
Five, the specific embodiment
As shown in Figure 1; A kind of four control superelevation, hot pump in low temp, hot water three-purpose central air conditioner system are by superelevation, hot pump in low temp, hot water three-purpose unit A, wet cooling tower B; Indoor heat exchanger E; Condenser pump D1, refrigerating water pump D2, hot water circulating pump D3 and hot water thermal insulating case G form; Superelevation, hot pump in low temp, hot water three-purpose unit A are made up of compressor A1, hot water heat exchanger A7, condenser A2, shwoot charge air cooler A6, filter A9, electric expansion valve A4, A5, A10, evaporimeter A3 and turbocharger A8; It is characterized in that: 1) outlet of described compressor A1 links to each other with the refrigerant inlet of hot water heat exchanger A7 through pipeline, and the refrigerant outlet of hot water heat exchanger A7 links to each other with the refrigerant inlet of condenser A2, and the refrigerant outlet of condenser A2 links to each other with the turbine room A8a inlet of turbocharger A8; The turbine room A8a outlet of turbocharger A8 links to each other with the inlet of filter A9; The outlet of filter A9 links to each other with one-level throttling electric expansion valve A4 inlet, and one-level throttling electric expansion valve A4 outlet links to each other with shwoot charge air cooler A6 inlet, and the outlet of shwoot charge air cooler A6 links to each other with two-step throttle electric expansion valve A5 inlet; Two-step throttle electric expansion valve A5 outlet links to each other with the refrigerant inlet of evaporimeter A3; The refrigerant outlet of evaporimeter A3 links to each other with the A8b of the blade wheel chamber inlet of turbocharger A8, and the A8b of the blade wheel chamber outlet of turbocharger A8 links to each other with compressor A1 inlet, and another outlet of shwoot charge air cooler A6 links to each other with the inlet of compressor A1 through an electric expansion valve A10; 2) described condenser A2 refrigerating medium outlet links to each other with wet cooling tower B inlet through the first valve K1, the 5th valve K5; Described condenser A2 refrigerating medium outlet links to each other with indoor heat exchanger E1, E2 inlet through the first valve K1, the 9th valve K9, the 22 valve K22; Described wet cooling tower B outlet links to each other with condenser pump D1 inlet through the 6th valve K6; Described indoor heat exchanger E1, E2 outlet link to each other with condenser pump D1 inlet through the tenth valve K10, the 24 valve K24, and described condenser pump D1 outlet links to each other with condenser A2 refrigerating medium inlet through the second valve K2; Described evaporimeter A3 refrigerating medium outlet links to each other with wet cooling tower B inlet through the 3rd valve K3, the 11 valve K11; Described evaporimeter A3 refrigerating medium outlet links to each other with indoor heat exchanger E1, E2 inlet through the 3rd valve K3, the 7th valve K7, the 19 valve K19; Described wet cooling tower B outlet links to each other with refrigerating water pump D2 inlet through the 12 valve K12; Described indoor heat exchanger E1, E2 outlet link to each other with refrigerating water pump D2 inlet through the 8th valve K8, the 20 valve K20, and described refrigerating water pump D2 outlet links to each other with evaporimeter A3 refrigerating medium inlet through the 4th valve K4; 3) hot water outlet of described hot water heat exchanger A14 links to each other with hot water thermal insulating case G inlet through the hot water line; The outlet of described hot water thermal insulating case G links to each other with the inlet of hot water circulating pump D3, and described hot water circulating pump D3 outlet links to each other with hot water heat exchanger A14 hot water inlet.
When temperature was equal to or higher than 20 ℃, superelevation, hot pump in low temp, hot water three-purpose unit A opened refrigeration mode, and the cold-producing medium circulation process divides two-way among superelevation, hot pump in low temp, the hot water three-purpose unit A:
Compressor A1---hot water heat exchanger A7---condenser A2---turbocharger A8 turbine room A8a (promotion turbine)---filter A9---one-level electric expansion valve (refrigeration throttling)---shwoot charge air cooler A6---secondary electrons expansion valve (refrigeration throttling)---evaporimeter A3---A8b of turbocharger A8 blade wheel chamber (impeller supercharging, one-level compression)---compressor A1 (secondary compression).
Compressor A1---hot water heat exchanger A7---condenser A2---turbocharger A8 turbine room A8a (promotion turbine)---filter A9---one-level electric expansion valve (refrigeration throttling)---shwoot charge air cooler A6---electric expansion valve A10 (adjusting)---compressor A1.
When temperature was lower than 20 ℃, superelevation, hot pump in low temp, hot water three-purpose unit A opened heating mode, and the cold-producing medium circulation process divides two-way among superelevation, hot pump in low temp, the hot water three-purpose unit A:
Compressor A1---hot water heat exchanger A7---condenser A2---turbocharger A8 turbine room A8a (promotion turbine)---filter A9---one-level electric expansion valve (heating throttling)---shwoot charge air cooler A6---secondary electrons expansion valve (heating throttling)---evaporimeter A3---A8b of turbocharger A8 blade wheel chamber (impeller supercharging, one-level compression)---compressor A1 (secondary compression).
Compressor A1---hot water heat exchanger A7---condenser A2---turbocharger A8 turbine room A8a (promotion turbine)---filter A9---one-level electric expansion valve (heating throttling)---shwoot charge air cooler A6---electric expansion valve A10 (adjusting)---compressor A1.
The Various Seasonal running:
The running in summer:
In the hot season; Whole coolings of indoor heat exchanger or the heat supply of most cooling minority or when heating water simultaneously; Through freezing refrigerating medium circulation, cold-producing medium circulation, the circulation of condensation refrigerating medium are discharged to outdoor by wet cooling tower calorie spread or calorie spread is circulated through freezing refrigerating medium by indoor by indoor; The cold-producing medium circulation, hot water circuit is pumped into the hot water thermal insulating case by hot water circuit.
Freezing refrigerating medium circulation process:
Evaporimeter A3-valve K3-valve K7-indoor heat exchanger E1-valve K8-refrigerating water pump D2-valve K4-evaporimeter A3
Condensation refrigerating medium circulation process divides two-way:
Condenser A2-valve K1-valve K22-indoor heat exchanger E2-valve K24-condenser pump D1-valve K2-condenser A2.
Condenser A2-valve K1-valve K5-valve K23-wet cooling tower B-valve K6-condenser pump D1-valve K2-condenser A2
The running in winter:
In the cold season joint whole heat supplies of indoor heat exchanger or most heat supply; When minority cooling or minority cooling heat water simultaneously; Calorie spread is circulated through freezing refrigerating medium by wet cooling tower, the cold-producing medium circulation, and the circulation of condensation refrigerating medium is passed to indoor or calorie spread is circulated through freezing refrigerating medium by wet cooling tower; The cold-producing medium circulation, hot water circuit is pumped into the hot water thermal insulating case by hot water circuit.
Condensation refrigerating medium circulation process:
Condenser A2-valve K1-valve K9-indoor heat exchanger E1-valve K10-condenser pump D1-valve K2-condenser A2
Freezing refrigerating medium circulation process divides two-way:
Evaporimeter A3-valve K3-valve K19-indoor heat exchanger E2-valve K20-refrigerating water pump D2-valve K4-evaporimeter A3.
Evaporimeter A3-valve K3-valve K11-valve K23-wet cooling tower B-valve K12-refrigerating water pump D2-valve K4-evaporimeter A3.
Spring, running in autumn:
When all indoor heat exchangers have 40% cooling and 60% heat supply, the freezing refrigerating medium circulatory system, the condensation refrigerating medium circulatory system, refrigerant-cycle systems is near balance, and wet cooling tower is not participated in running.
Freezing refrigerating medium circulation process:
Evaporimeter A3-valve K3-valve K7-indoor heat exchanger E1-valve K8-refrigerating water pump D2-valve K4-evaporimeter A3.
Condensation refrigerating medium circulation process:
Condenser A2-valve K1-valve K22-indoor heat exchanger E2-valve K24-condenser pump D1-valve K2-condenser A2.
Hot water circuit flow process when heating water:
Hot water heat exchanger A7-hot water thermal insulating case G-hot water circulating pump D3-hot water heat exchanger A7.
During the wet cooling tower frosting, refrigerating medium defrost flow process:
Condenser A2-valve K1-valve K5-valve K 23-wet cooling tower B-valve K6-condenser pump D1-valve K2-condenser A2.
In four control superelevation, hot pump in low temp, the hot water three-purpose central air conditioner system, refrigerating medium is glycol water or ethylene glycol.
Refrigeration, heat or when heating water, compressor A1 suck from the turbocharger A8 A8b of blade wheel chamber impeller supercharging (one-level compression) come out that middle pressure steam and shwoot charge air cooler A6 be evaporated suitably compacting refrigerant gas mixing middle pressure steam, middle compacting refrigerant vapour is compressed (secondary compression) one-tenth high temperature and high pressure gas; Get in the hot water heat exchanger A7, cold-producing medium raises coolant-temperature gage through water heat release in the hot water heat exchanger A7, and cold-producing medium gets in the condenser A2; Cold-producing medium or through the refrigerating medium heat release in the condenser A2; Make refrigerant temperature rising in the condenser A2, condensating refrigerant becomes highly pressurised liquid, and highly pressurised liquid gets in the turbocharger A8 turbine room A8a; High pressure liquid refrigerant promotes turbine rotation; Turbine is impeller again, and the cold-producing medium that comes out from turbine room A8a filters through filter A9, gets into one-level electric expansion valve A4 refrigeration or heats the liquid of pressing in the throttling one-tenth; Get among the shwoot charge air cooler A6; In this, depress, some liquid refrigerants are evaporated to refrigerant gas in the shwoot charge air cooler A6, and gas is regulated through electric expansion valve A10 and is mixed into compressor A1 from the turbocharger A8 A8b of blade wheel chamber impeller supercharging (one-level compression) middle pressure steam that comes out.The subcooled liquid of temperature in pressing during remaining cold-producing medium then is cooled in the shwoot charge air cooler A6; Get into evaporimeter A3 through secondary electrons expansion valve refrigeration or after heating throttling, step-down cooling again; Cold-producing medium absorbs the heat of refrigerating medium in evaporimeter A3; Make refrigerant temperature reduction in the evaporimeter A3; Flash to low pressure, low-temperature refrigerant steam, get into the A8b of blade wheel chamber of turbocharger A8, impeller leans on turbine to drive and rotates supercharging (compression) refrigerant vapour; Carry out just that compacting refrigerant gas and shwoot charge air cooler A6 are evaporated in the one-level compression back suitably in the compacting refrigerant gas be mixed into compressor A1 and carry out the secondary compression, accomplish a refrigeration like this or heat or heat water and circulate.
Four control superelevation, hot pump in low temp, hot water three-purpose central air conditioner system are in the superhigh temperature operating mode, when temperature is higher than 40 ℃ or the dirtier refrigeration of wet cooling tower, heat the water circulation time; Warm refrigerant liquid gets into the turbocharger turbine chamber from the high pressure that condenser comes out, and turbocharger utilizes the cold-producing medium pressure reduction between condenser and the evaporimeter to promote the turbine in the turbine room, and turbine is impeller again; Energy is able to be recovered, and impeller force feed (one-level compression) is suppressed refrigerant vapour from the low-temperature low-pressure refrigerant steam that evaporimeter comes out in becoming; Send into compressor and carry out the secondary compression; The refrigerant liquid that comes out from turbocharger A8 turbine room A8a carries out preliminary throttling through the one-level electric expansion valve, and some refrigerant liquids are gasified, thereby remaining refrigerant liquid is cooled; Improve cold-producing medium degree of supercooling in the major cycle; Reduce condensation temperature, condensing pressure is also along with reduction, and the pressure at expulsion of compressor reduces.Utilize turbocharger to carry out the one-level compression, compressor carries out the secondary compression, so compressor pressure ratios reduces, compression ratio reduces the gas transmission coefficient that makes compressor and raises, and power consumption reduces, and compression ratio reduces to make the delivery temperature of compressor to reduce.The compressor fault rate reduces, property safe and reliable to operation rising.
Four control superelevation, hot pump in low temp, hot water three-purpose central air conditioner system; Under the ultralow temperature operating mode, when temperature is lower than 0 ℃, heat, heat the water circulation time; Warm refrigerant liquid gets into the turbocharger turbine chamber from the high pressure that condenser comes out; Turbocharger utilizes the cold-producing medium pressure reduction between condenser and the evaporimeter to promote the turbine in the turbine room, and turbine is impeller again, and energy is able to be recovered; Compacting refrigerant vapour the low-temperature low-pressure refrigerant steam that impeller force feed (one-level compression) comes out from evaporimeter becomes is sent into compressor and is carried out the secondary compression.The refrigerant liquid that comes out from turbocharger A8 turbine room A8a carries out preliminary throttling through the one-level electric expansion valve, thereby some refrigerant liquids are gasified remaining refrigerant liquid is cooled, and improve major cycle cold-producing medium degree of supercooling; Utilize turbocharger and shwoot charge air cooler to make compressor realize accurate secondary compression, the compressor air suction amount is increased, help to increase refrigerant mass fluxes in the major cycle; Thereby the increase heating capacity, thus compressor carry out secondary compression suck in compacting refrigerant gas compressor compresses lower, the delivery temperature of compressor is also lower; The compressor fault rate reduces; Property safe and reliable to operation rising, heating efficiency rises, and power consumption reduces.
Have two above fin wet cooling towers in every cover three usefulness central air conditioner systems, a cooling tower was when heating duty when heated winter, and another cooling tower is in defrosting.
We can connect hot water supply-water pump D4 at heat preservation hot water tank G, and hot water supply-water pump D4 outlet connects auxiliary heat supplying equipment C, and auxiliary heat supplying equipment C outlet connects hot water user F and uses.The surplus water of hot water user F is got back to heat preservation hot water tank G.
Claims (1)
1. a control superelevation, hot pump in low temp, hot water three-purpose central air conditioner system are by superelevation, hot pump in low temp, hot water three-purpose unit, wet cooling tower; Indoor heat exchanger; Condenser pump, refrigerating water pump, hot water circulating pump and hot water thermal insulating case are formed; Superelevation, hot pump in low temp, hot water three-purpose unit are made up of compressor, hot water heat exchanger, condenser, shwoot charge air cooler, filter, electric expansion valve, evaporimeter and turbocharger; It is characterized in that: 1) outlet of described compressor links to each other with the refrigerant inlet of hot water heat exchanger through pipeline, and the refrigerant outlet of hot water heat exchanger links to each other with the refrigerant inlet of condenser, and the refrigerant outlet of condenser links to each other with the turbine room of turbocharger inlet; The turbine room outlet of turbocharger links to each other with the inlet of filter; The outlet of filter links to each other with one-level throttling electronic expansion valve inlet, and one-level throttling electronic expansion valve outlet port links to each other with shwoot charge air cooler inlet, and an outlet of shwoot charge air cooler links to each other with two-step throttle electronic expansion valve inlet; Two-step throttle electronic expansion valve outlet port links to each other with the refrigerant inlet of evaporimeter; The refrigerant outlet of evaporimeter enters the mouth with the blade wheel chamber of turbocharger and links to each other, and blade wheel chamber's outlet of turbocharger links to each other with the suction port of compressor, and another outlet of shwoot charge air cooler links to each other with the inlet of compressor through an electric expansion valve; 2) described condenser refrigerating medium outlet links to each other with the wet cooling tower inlet through first valve, the 5th valve; Described condenser refrigerating medium outlet links to each other with the indoor heat exchanger inlet through first valve, the 9th valve, the 22 valve; Described wet cooling tower outlet links to each other with the condenser pump inlet through the 6th valve; Described indoor heat exchanger outlet links to each other with the condenser pump inlet through the tenth valve, the 24 valve, and described condenser pump outlet links to each other with condenser refrigerating medium inlet through second valve; Described evaporimeter refrigerating medium outlet links to each other with the wet cooling tower inlet through the 3rd valve, the 11 valve; Described evaporimeter refrigerating medium outlet links to each other with the indoor heat exchanger inlet through the 3rd valve, the 7th valve, the 19 valve; Described wet cooling tower outlet links to each other with the refrigerating water pump inlet through the 12 valve; Described indoor heat exchanger outlet links to each other with the refrigerating water pump inlet through the 8th valve, the 20 valve, and described refrigerating water pump outlet links to each other with evaporimeter refrigerating medium inlet through the 4th valve; 3) hot water outlet of described hot water heat exchanger links to each other with the hot water thermal insulating tank inlet through the hot water line, and the outlet of described hot water thermal insulating case links to each other with the inlet of hot water circulating pump, and described hot water circuit pump discharge links to each other with the hot water heat exchanger hot water inlet.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103834891A CN102444940A (en) | 2011-11-28 | 2011-11-28 | Four-pipe system ultrahigh and low temperature heat pump and hot water three-purpose central air conditioning system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103834891A CN102444940A (en) | 2011-11-28 | 2011-11-28 | Four-pipe system ultrahigh and low temperature heat pump and hot water three-purpose central air conditioning system |
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| CN102444940A true CN102444940A (en) | 2012-05-09 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2114118U (en) * | 1992-01-06 | 1992-08-26 | 郑北生 | Exhaust-gas turbo centrifugal refrigeration air-conditioning apparatus |
| US5802864A (en) * | 1997-04-01 | 1998-09-08 | Peregrine Industries, Inc. | Heat transfer system |
| US20040200233A1 (en) * | 2003-04-09 | 2004-10-14 | Sunao Funakoshi | Refrigeration cycle apparatus |
| CN101235993A (en) * | 2008-03-06 | 2008-08-06 | 林贤华 | Four pipe heating pump, hot water three-purpose central air-conditioning system |
| CN101487643A (en) * | 2009-02-16 | 2009-07-22 | 林贤华 | Ultra-low temperature heat pump air conditioning system |
-
2011
- 2011-11-28 CN CN2011103834891A patent/CN102444940A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2114118U (en) * | 1992-01-06 | 1992-08-26 | 郑北生 | Exhaust-gas turbo centrifugal refrigeration air-conditioning apparatus |
| US5802864A (en) * | 1997-04-01 | 1998-09-08 | Peregrine Industries, Inc. | Heat transfer system |
| US20040200233A1 (en) * | 2003-04-09 | 2004-10-14 | Sunao Funakoshi | Refrigeration cycle apparatus |
| CN101235993A (en) * | 2008-03-06 | 2008-08-06 | 林贤华 | Four pipe heating pump, hot water three-purpose central air-conditioning system |
| CN101487643A (en) * | 2009-02-16 | 2009-07-22 | 林贤华 | Ultra-low temperature heat pump air conditioning system |
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Application publication date: 20120509 |