CN201935471U - A full heat recovery type air-cooled chiller - Google Patents
A full heat recovery type air-cooled chiller Download PDFInfo
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- CN201935471U CN201935471U CN2010206340536U CN201020634053U CN201935471U CN 201935471 U CN201935471 U CN 201935471U CN 2010206340536 U CN2010206340536 U CN 2010206340536U CN 201020634053 U CN201020634053 U CN 201020634053U CN 201935471 U CN201935471 U CN 201935471U
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- 238000011084 recovery Methods 0.000 title claims abstract description 46
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 117
- 239000007788 liquid Substances 0.000 claims abstract description 87
- 238000010438 heat treatment Methods 0.000 claims abstract description 21
- 238000004378 air conditioning Methods 0.000 claims description 77
- 238000000034 method Methods 0.000 abstract description 2
- 238000004321 preservation Methods 0.000 abstract 3
- 238000010257 thawing Methods 0.000 abstract 3
- 230000007547 defect Effects 0.000 abstract 1
- 239000003507 refrigerant Substances 0.000 description 11
- 230000005494 condensation Effects 0.000 description 6
- 238000009833 condensation Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/56—Heat recovery units
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- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
A total heat recovery type air-cooled chiller unit comprises a compressor, a first four-way valve, a second four-way valve, an air side fin type heat exchanger, a first electronic expansion valve, a second electronic expansion valve, a plurality of one-way valves, an air conditioner side heat exchanger, a first liquid storage device, a second liquid storage device, a gas-liquid separator, a total heat recovery heat exchanger and a heat preservation water tank. The total heat recovery heat exchanger can be arranged in the heat preservation water tank and also can be arranged outside the heat preservation water tank; and simultaneously, the utility model discloses can also be provided with solenoid valve and throttling arrangement, with solenoid valve and throttling arrangement series connection and with fifth check valve parallel connection, can realize that two kinds of defrosting operation methods of defrosting operation under the defrosting operation and the domestic hot water mode under the air conditioner mode of heating can select. The total heat recovery type air-cooled water chilling unit can ensure effective recovery and reuse of heat, can effectively overcome the defect that domestic hot water cannot be prepared when an air conditioner is not operated, and has the characteristics of simple structure and lower cost.
Description
Technical field
The utility model relates to air-conditioning technical field, particularly relates to a kind of full recovery type heat wind-cooled cold-water unit.
Background technology
Heat pump all has bigger advantage as the alternative means that solves the heat supply problem from technology and economic angle.Heat pump techniques is a kind of low-grade heat that utilizes, and for example: heats such as air, water (comprising: surface water, underground water etc.), solar energy, soil, used heat are converted to high-grade heat, for example: the heat of heating.Its operation principle is: when operation of heat pump, by evaporimeter from thermal source draw heat (adopting heat), and to providing heat with heat target.
At present, along with The development in society and economy, increasing wind-cooling type heat pump unit is adopted by people.In summer, this wind-cooling type heat pump unit can give out a large amount of condensation heat by air side fins formula heat exchanger in environment in operation, and the discharging of condensation heat not only makes the temperature in city constantly raise, and can form " heat island " effect in the down town.If can the energy of this part be reclaimed and be used, not only can energy savings, reduce CO2 emission, and can protect environment.
For addressing the above problem, Granted publication number is: the Chinese invention patent of CN 2548058Y disclosed a kind of " air-conditioning recuperation of heat unit " on April 30th, 2003, its technical scheme is: " be connected with heat recovering heat exchanger on the pipeline between compressor and the four-way change-over valve; and the delivery port of heat recovering heat exchanger is connected with a boiler, and the water inlet of heat recovering heat exchanger is connected with water inlet pipe." by heat recovering heat exchanger with the cooling of the superheated steam of high temperature, high pressure, be condensed into the liquid of high temperature, high pressure, simultaneously exhaust sensible heat and partial condensation latent heat are heated cold water, the hot water that heat is kept in the boiler, can provide lives uses hot water.
Though above-mentioned CN 2548058Y patent of invention technology is by setting up heat recovering heat exchanger, a large amount of condensation heat can be reclaimed, avoided the thermal pollution of air-conditioning system effectively to surrounding environment, but, this air-conditioning recuperation of heat unit only just can obtain the domestic hot-water under the operation of air conditioner situation, air-conditioning does not just have domestic hot-water's supply under the operation conditions, can't satisfy the demand of people to real-time domestic hot-water.And this air-conditioning recuperation of heat unit can only be converted into the condensation heat of part hot water and realize that portion of hot reclaims, and heat recovery efficiency is low, is difficult to guarantee the normal domestic consumption of user, thereby makes that the use of air-conditioning recuperation of heat unit is limited.
Therefore, needing badly provides a kind of heat recovery efficiency height, and can effectively not solve when air-conditioning does not move and can not produce domestic hot-water's defective, has simple in structure, lower-cost full recovery type heat wind-cooled cold-water unit simultaneously.
The utility model content
The purpose of this utility model is to avoid weak point of the prior art and a kind of heat recovery efficiency height is provided, and can effectively not solve when air-conditioning does not move and can not produce domestic hot-water's defective, have simple in structure, lower-cost full recovery type heat wind-cooled cold-water unit simultaneously.
The purpose of this utility model is achieved through the following technical solutions:
The utility model provides a kind of full recovery type heat wind-cooled cold-water unit, includes compressor, first cross valve, second cross valve, air side fins formula heat exchanger, first electric expansion valve, second electric expansion valve, magnetic valve, throttling arrangement, first check valve, second check valve, the 3rd check valve, the 4th check valve, the 5th check valve, air-conditioning side heat exchanger, first reservoir, second reservoir, gas-liquid separator, full heat recovering heat exchanger, hot-water circulating pump and attemperater; Described magnetic valve and described throttling arrangement are connected in series and are connected in parallel with described the 5th check valve; The water inlet of described full heat recovering heat exchanger is connected with the delivery port of described attemperater by described hot-water circulating pump, and the delivery port of described full heat recovering heat exchanger is connected with the water inlet of described attemperater;
When described second cross valve and described first cross valve all during no power, the suction side of the E2 of the D2 of the D1 of the outlet side of described compressor and described first cross valve, C1 port, described second cross valve, C2 port, described air side fins formula heat exchanger, described first check valve, described second electric expansion valve, described second check valve, described air-conditioning side heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor joins successively;
When the energising of described second cross valve and during the described first cross valve no power, the suction side of the C2 of the D2 of the D1 of the outlet side of described compressor and described first cross valve, C1 port, described second cross valve, E2 port, described air-conditioning side heat exchanger, described first reservoir, described the 3rd check valve, described the 4th check valve, described first electric expansion valve, described air side fins formula heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor is connected successively;
When the energising of described first cross valve and during the described second cross valve no power, the suction side of the E2 of the D1 of the outlet side of described compressor and described first cross valve, e1 port, described full heat recovering heat exchanger, described second reservoir, described the 5th check valve, described second electric expansion valve, described second check valve, described air-conditioning side heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor is connected successively;
When described second cross valve and described first cross valve were all switched on, the suction side of the C2 of the D1 of the outlet side of described compressor and described first cross valve, e1 port, described full heat recovering heat exchanger, described second reservoir, described the 5th check valve, described first electric expansion valve, described air side fins formula heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor was connected successively.
Preferably, described throttling arrangement is capillary, heating power expansion valve or electric expansion valve.
Preferably, a side of described air side fins formula heat exchanger is provided with blower fan.
The utility model also provides a kind of full recovery type heat wind-cooled cold-water unit, includes compressor, first cross valve, second cross valve, air side fins formula heat exchanger, first electric expansion valve, second electric expansion valve, magnetic valve, throttling arrangement, first check valve, second check valve, the 3rd check valve, the 4th check valve, the 5th check valve, air-conditioning side heat exchanger, first reservoir, second reservoir, gas-liquid separator, full heat recovering heat exchanger and attemperater; Described magnetic valve and described throttling arrangement are connected in series and are connected in parallel with described the 5th check valve; Described full heat recovering heat exchanger is arranged in the described attemperater;
When described second cross valve and described first cross valve all during no power, the suction side of the E2 of the D2 of the D1 of the outlet side of described compressor and described first cross valve, C1 port, described second cross valve, C2 port, described air side fins formula heat exchanger, described first check valve, described second electric expansion valve, described second check valve, described air-conditioning side heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor joins successively;
When the energising of described second cross valve and during the described first cross valve no power, the suction side of the C2 of the D2 of the D1 of the outlet side of described compressor and described first cross valve, C1 port, described second cross valve, E2 port, described air-conditioning side heat exchanger, described first reservoir, described the 3rd check valve, described the 4th check valve, described first electric expansion valve, described air side fins formula heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor is connected successively;
When the energising of described first cross valve and during the described second cross valve no power, the suction side of the E2 of the D1 of the outlet side of described compressor and described first cross valve, e1 port, described full heat recovering heat exchanger, described second reservoir, described the 5th check valve, described second electric expansion valve, described second check valve, described air-conditioning side heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor is connected successively;
When described second cross valve and described first cross valve were all switched on, the suction side of the C2 of the D1 of the outlet side of described compressor and described first cross valve, e1 port, described full heat recovering heat exchanger, described second reservoir, described the 5th check valve, described first electric expansion valve, described air side fins formula heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor was connected successively.
Preferably, described throttling arrangement is capillary, heating power expansion valve or electric expansion valve.
Preferably, a side of described air side fins formula heat exchanger is provided with blower fan.
The utility model also provides a kind of full recovery type heat wind-cooled cold-water unit, includes compressor, first cross valve, second cross valve, air side fins formula heat exchanger, first electric expansion valve, second electric expansion valve, first check valve, second check valve, the 3rd check valve, the 4th check valve, the 5th check valve, air-conditioning side heat exchanger, first reservoir, second reservoir, gas-liquid separator, full heat recovering heat exchanger, hot-water circulating pump and attemperater; The water inlet of described full heat recovering heat exchanger is connected with the delivery port of described attemperater by described hot-water circulating pump, and the delivery port of described full heat recovering heat exchanger is connected with the water inlet of described attemperater;
When described second cross valve and described first cross valve all during no power, the suction side of the E2 of the D2 of the D1 of the outlet side of described compressor and described first cross valve, C1 port, described second cross valve, C2 port, described air side fins formula heat exchanger, described first check valve, described second electric expansion valve, described second check valve, described air-conditioning side heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor joins successively;
When the energising of described second cross valve and during the described first cross valve no power, the suction side of the C2 of the D2 of the D1 of the outlet side of described compressor and described first cross valve, C1 port, described second cross valve, E2 port, described air-conditioning side heat exchanger, described first reservoir, described the 3rd check valve, described the 4th check valve, described first electric expansion valve, described air side fins formula heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor is connected successively;
When the energising of described first cross valve and during the described second cross valve no power, the suction side of the E2 of the D1 of the outlet side of described compressor and described first cross valve, e1 port, described full heat recovering heat exchanger, described second reservoir, described the 5th check valve, described second electric expansion valve, described second check valve, described air-conditioning side heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor is connected successively;
When described second cross valve and described first cross valve were all switched on, the suction side of the C2 of the D1 of the outlet side of described compressor and described first cross valve, e1 port, described full heat recovering heat exchanger, described second reservoir, described the 5th check valve, described first electric expansion valve, described air side fins formula heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor was connected successively.
Preferably, a side of described air side fins formula heat exchanger is provided with blower fan.
The utility model also provides a kind of full recovery type heat wind-cooled cold-water unit, includes compressor, first cross valve, second cross valve, air side fins formula heat exchanger, first electric expansion valve, second electric expansion valve, first check valve, second check valve, the 3rd check valve, the 4th check valve, the 5th check valve, air-conditioning side heat exchanger, first reservoir, second reservoir, gas-liquid separator, full heat recovering heat exchanger and attemperater; Described full heat recovering heat exchanger is arranged in the described attemperater;
When described second cross valve and described first cross valve all during no power, the suction side of the E2 of the D2 of the D1 of the outlet side of described compressor and described first cross valve, C1 port, described second cross valve, C2 port, described air side fins formula heat exchanger, described first check valve, described second electric expansion valve, described second check valve, described air-conditioning side heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor joins successively;
When the energising of described second cross valve and during the described first cross valve no power, the suction side of the C2 of the D2 of the D1 of the outlet side of described compressor and described first cross valve, C1 port, described second cross valve, E2 port, described air-conditioning side heat exchanger, described first reservoir, described the 3rd check valve, described the 4th check valve, described first electric expansion valve, described air side fins formula heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor is connected successively;
When the energising of described first cross valve and during the described second cross valve no power, the suction side of the E2 of the D1 of the outlet side of described compressor and described first cross valve, e1 port, described full heat recovering heat exchanger, described second reservoir, described the 5th check valve, described second electric expansion valve, described second check valve, described air-conditioning side heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor is connected successively;
When described second cross valve and described first cross valve were all switched on, the suction side of the C2 of the D1 of the outlet side of described compressor and described first cross valve, e1 port, described full heat recovering heat exchanger, described second reservoir, described the 5th check valve, described first electric expansion valve, described air side fins formula heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor was connected successively.
Preferably, a side of described air side fins formula heat exchanger is provided with blower fan.
The beneficial effects of the utility model: full recovery type heat wind-cooled cold-water unit of the present utility model includes compressor, first cross valve, second cross valve, air side fins formula heat exchanger, first electric expansion valve, second electric expansion valve, first check valve, second check valve, the 3rd check valve, the 4th check valve, the 5th check valve, air-conditioning side heat exchanger, first reservoir, second reservoir, gas-liquid separator, full heat recovering heat exchanger and attemperater; Full heat recovering heat exchanger of the present utility model can be arranged in the attemperater, can also be arranged at outside the attemperater, the water inlet of full heat recovering heat exchanger is connected with the delivery port of attemperater by hot-water circulating pump, and the delivery port of full heat recovering heat exchanger is connected with the water inlet of attemperater; Simultaneously, the utility model can also be provided with magnetic valve and throttling arrangement, with magnetic valve with throttling arrangement is connected in series and be connected in parallel with the 5th check valve, two kinds of Defrost operation modes that can be implemented in Defrost operation under the air-conditioning heating mode and the Defrost operation under domestic hot-water's pattern are available.The utility model is by adopting two cross valves, two electric expansion valves and a plurality of check valve, and the mode of two reservoirs, realized the structure that refrigerant line switches, not only make cold-producing medium have multiple circulation style, and air-conditioning system is under the situation of operation and use hot water, realized the recovery of whole condensation heat, guaranteed heat recovery and reuse, improved the thermal efficiency, also strengthened simultaneously the hot water deliverability of air-conditioning system; And, the utility model can also be implemented in the function that air-conditioning can not provide hot water under the running status yet, can guarantee real-time hot water supply, the heat recovery system that has solved air-conditioning system of the prior art is under the situation that air-conditioning does not move, the problem that does not have the hot water supply, and the control by computer can realize the function that automatically adjusts under the complete conditions of demand according to air-conditioning and hot water, meanwhile, the utility model is owing to adopt electric expansion valve, the structure that the mode of check valve has avoided a plurality of magnetic valves of available technology adopting to control has simple in structure, lower-cost characteristics.This structure had both guaranteed effective recycling of heat, protected environment to avoid thermal pollution, environmental protection and energy saving again, and have refrigeration, heat, domestic hot-water's Trinity function in real time.
Description of drawings
Utilize accompanying drawing that utility model is described further, but the embodiment in the accompanying drawing does not constitute any restriction of the present utility model, for those of ordinary skill in the art, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to the following drawings.
Fig. 1 is the structural representation of the embodiment 1 of a kind of full recovery type heat wind-cooled cold-water unit of the present utility model.
Fig. 2 is the structural representation of the embodiment 2 of a kind of full recovery type heat wind-cooled cold-water unit of the present utility model.
Fig. 3 is the structural representation of the embodiment 3 of a kind of full recovery type heat wind-cooled cold-water unit of the present utility model.
Fig. 4 is the structural representation of the embodiment 4 of a kind of full recovery type heat wind-cooled cold-water unit of the present utility model.
At Fig. 1, Fig. 2, comprise among Fig. 3 and Fig. 4: 1---compressor, 2---first cross valve, 3---air side fins formula heat exchanger, 4---second cross valve, 5---first electric expansion valve, 6---first check valve, 7---magnetic valve, 8---the 5th check valve, 9---throttling arrangement, 10---second electric expansion valve, 11---the 4th check valve, 12---the 3rd check valve, 13---first reservoir, 14---second check valve, 15---air-conditioning side heat exchanger, 16---attemperater, 17---hot-water circulating pump, 18---full heat recovering heat exchanger, 19---second reservoir, 20---gas-liquid separator.
The specific embodiment
With the following Examples the utility model is further described.
One of specific embodiment of a kind of full recovery type heat wind-cooled cold-water unit of the present utility model, as shown in Figure 1, include compressor 1, first cross valve 2, second cross valve 4, air side fins formula heat exchanger 3, first electric expansion valve 5, second electric expansion valve 10, first check valve 6, second check valve 14, the 3rd check valve 12, the 4th check valve 11, the 5th check valve 8, air-conditioning side heat exchanger 15, first reservoir 13, second reservoir 19, gas-liquid separator 20, full heat recovering heat exchanger 18 and attemperater 16; Full heat recovering heat exchanger 18 is arranged in the attemperater 16.
When second cross valve 4 and first cross valve 2 all during no power, the suction side of the E2 of the D2 of the D1 of the outlet side of compressor 1 and first cross valve 2, C1 port, second cross valve 4, C2 port, air side fins formula heat exchanger 3, first check valve 6, second electric expansion valve 10, second check valve 14, air-conditioning side heat exchanger 15, second cross valve 4, S2 port, gas-liquid separator 20, compressor 1 joins successively.
When the energising of second cross valve 4 and during first cross valve, 2 no powers, the suction side of the C2 of the D2 of the D1 of the outlet side of compressor 1 and first cross valve 2, C1 port, second cross valve 4, E2 port, air-conditioning side heat exchanger 15, first reservoir 13, the 3rd check valve 12, the 4th check valve 11, first electric expansion valve 5, air side fins formula heat exchanger 3, second cross valve 4, S2 port, gas-liquid separator 20, compressor 1 is connected successively.
When the energising of first cross valve 2 and during second cross valve, 4 no powers, the D1 of the outlet side of compressor 1 and first cross valve 2, e1 port, E2, S2 port, gas-liquid separator 20, the suction side of compressor 1 of heat recovering heat exchanger 18, second reservoir 19, the 5th check valve 8, second electric expansion valve 10, second check valve 14, air-conditioning side heat exchanger 15, second cross valve 4 are connected successively entirely.
When second cross valve 4 and first cross valve 2 were all switched on, the suction side of the C2 of the D1 of the outlet side of compressor 1 and first cross valve 2, e1 port, full heat recovering heat exchanger 18, second reservoir 19, the 5th check valve 8, first electric expansion valve 5, air side fins formula heat exchanger 3, second cross valve 4, S2 port, gas-liquid separator 20, compressor 1 was connected successively.
Concrete, a side of air side fins formula heat exchanger 3 is provided with blower fan.
The full recovery type heat wind-cooled cold-water unit of present embodiment has four kinds of operational modes: air conditioner refrigerating pattern, air-conditioning heating mode, air conditioner refrigerating and heat recovery mode and domestic hot-water's pattern.
During the air conditioner refrigerating mode operation, the compressed machine 1 of the refrigerant vapour of low-temp low-pressure is compressed into the superheated vapor of HTHP, flow to first cross valve 2, then through second cross valve 4 (this moment first cross valve 2 and second cross valve 4 all no power), flow to air side fins formula heat exchanger 3 again, carry out heat exchange with outdoor air, simultaneously, the blower fan of air side fins formula heat exchanger 3 is opened, make cold-producing medium in air side fins formula heat exchanger 3, be condensed in the liquid of warm high pressure, again through first check valve 6, second electric expansion valve 10 becomes the liquid of low-temp low-pressure, again through second check valve 14, enter air-conditioning side heat exchanger 15, carry out heat exchange, and air conditioner water is become the temperature of setting with air conditioner water, the liquid of low-temp low-pressure flashes to the gas of low-temp low-pressure simultaneously, flow to second cross valve 4, flow back to compressor 1 through gas-liquid separator 20 at last, finish whole kind of refrigeration cycle.
During the operation of air-conditioning heating mode, the compressed machine 1 of the refrigerant vapour of low-temp low-pressure is compressed into the superheated vapor of HTHP, flow to first cross valve 2, then through (second cross valve, 4 energisings this moment of second cross valve 4, first cross valve, 2 no powers), flow to air-conditioning side heat exchanger 15 again, carry out heat exchange with air conditioner water, and air conditioner water is heated into the temperature of setting, the liquid of warm high pressure during cold-producing medium is condensed in air-conditioning side heat exchanger 15, again respectively successively through first reservoir 13, the 3rd check valve 12, the 4th check valve 11, first electric expansion valve 5 becomes the liquid of low-temp low-pressure, enters air side fins formula heat exchanger 3, carries out heat exchange with air, the liquid of low-temp low-pressure flashes to low-temp low-pressure gas simultaneously, flow to second cross valve 4, flow back to compressor 1 through gas-liquid separator 20 at last, finish the whole circulation that heats.
When air conditioner refrigerating and heat recovery mode operation, the compressed machine 1 of the refrigerant vapour of low-temp low-pressure is compressed into the superheated vapor of HTHP, flow to first cross valve 2 (first cross valve, 2 energisings this moment, second cross valve, 4 no powers), flow to full heat recovering heat exchanger 18 again, carry out heat exchange with the domestic water of attemperater 16, and domestic water heated, the liquid of warm high pressure during cold-producing medium is condensed in full heat recovering heat exchanger 18, again respectively successively through second reservoir 19, the 5th check valve 8, second electric expansion valve 10 becomes the liquid of low-temp low-pressure, through second check valve 14, enter air-conditioning side heat exchanger 15, carry out heat exchange with air conditioner water, and air conditioner water is become the temperature of setting, the refrigerant liquid of low-temp low-pressure flashes to low-temp low-pressure gas simultaneously, flows to second cross valve 4, flows back to compressor 1 through gas-liquid separator 20 at last, finish whole refrigeration and recuperation of heat circulation, domestic water is heated to releases this pattern under the temperature of compressor 1 safe operation and transfer the air conditioner refrigerating pattern to.
During domestic hot-water's mode operation, the compressed machine 1 of the refrigerant vapour of low-temp low-pressure is compressed into the superheated vapor of HTHP, flow to first cross valve 2 (this moment, first cross valve 2 and second cross valve 4 were all switched on), flow to full heat recovering heat exchanger 18 again, carry out heat exchange with the domestic water of attemperater 16, and domestic water heated, the liquid of warm high pressure during cold-producing medium is condensed in full heat recovering heat exchanger 18, again respectively successively through second reservoir 19, the 5th check valve 8, first electric expansion valve 5 becomes the liquid of low-temp low-pressure, enter air side fins formula heat exchanger 3 then, carry out heat exchange with outdoor air, the liquid of low-temp low-pressure flashes to low-temp low-pressure gas simultaneously, flow to second cross valve 4, flow back to compressor 1 through gas-liquid separator 20 at last, finish whole domestic hot-water's circulation.
The user can be according to the different operational mode of selecting air-conditioning system different seasons, such as: when the summer, when the existing air-conditioning demand of user has the hot water demand again, can move air conditioner refrigerating and recuperation of heat operational mode, can between air conditioner refrigerating pattern, air conditioner refrigerating and heat recovery mode and domestic hot-water's pattern, carry out intelligent operation according to the air-conditioner temperature of setting and the demand of domestic hot-water's temperature by microcomputer controller, thereby realize the effect of energy savings.During winter, the user can adopt air-conditioning to heat and domestic hot-water's automatic mode, switches by microcomputer controller intelligence between air-conditioning heating mode and domestic hot-water's pattern, moves at times, satisfies the demand of air-conditioning and hot water.
The full recovery type heat wind-cooled cold-water unit of present embodiment has a kind of Defrost operation pattern: air-conditioning heating mode Defrost operation pattern.
During air-conditioning heating mode Defrost operation, the compressed machine 1 of the refrigerant vapour of low-temp low-pressure is compressed into the superheated vapor of HTHP, flow to first cross valve 2, then through second cross valve 4 (this moment first cross valve 2 and second cross valve 4 all no power), flow to air side fins formula heat exchanger 3 again, carry out heat exchange with outdoor air, simultaneously, the blower fan of air side fins formula heat exchanger 3 is not opened, make cold-producing medium in air side fins formula heat exchanger 3, be condensed in the liquid of warm high pressure, again through first check valve 6, second electric expansion valve 10 becomes the liquid of low-temp low-pressure, again through second check valve 14, enter air-conditioning side heat exchanger 15, carry out heat exchange, and air conditioner water is become the temperature of setting with air conditioner water, the liquid of low-temp low-pressure flashes to the gas of low-temp low-pressure simultaneously, flow to second cross valve 4, flow back to compressor 1 through gas-liquid separator 20 at last, finish the cold-producing medium circulation of whole air-conditioning heating mode Defrost operation.
Two of the specific embodiment of a kind of full recovery type heat Air-Cooled Heat Pump Unit of the present invention, as shown in Figure 2, the main technical schemes of present embodiment is identical with embodiment 1, unaccounted in the present embodiment feature, adopt the explanation among the embodiment 1, no longer give unnecessary details at this, and the parts identical with Fig. 1 adopt identical label in Fig. 2.The difference of present embodiment and embodiment 1 is, full heat recovering heat exchanger 27 is positioned over the outside of attemperater 28, and be provided with hot-water circulating pump 17, the water inlet of full heat recovering heat exchanger 18 is connected by the delivery port of hot-water circulating pump 17 with attemperater 16, and the delivery port of full heat recovering heat exchanger 18 is connected with the water inlet of attemperater 16.
Three of the specific embodiment of a kind of full recovery type heat Air-Cooled Heat Pump Unit of the present invention, as shown in Figure 3, the main technical schemes of present embodiment is identical with embodiment 1, unaccounted in the present embodiment feature, adopt the explanation among the embodiment 1, no longer give unnecessary details at this, and the parts identical with Fig. 1 adopt identical label in Fig. 3.The difference of present embodiment and embodiment 1 is, is provided with magnetic valve 7 and throttling arrangement 9, and magnetic valve 7 and throttling arrangement 9 are connected in series and are connected in parallel with the 5th check valve 8.Set up magnetic valve 7 and throttling arrangement 9 and can realize domestic hot-water's pattern Defrost operation.
Concrete, throttling arrangement 9 is capillary, heating power expansion valve or electric expansion valve.
The full recovery type heat wind-cooled cold-water unit of present embodiment has two kinds of Defrost operation patterns: air-conditioning heating mode Defrost operation pattern and domestic hot-water's pattern Defrost operation.
During air-conditioning heating mode Defrost operation, the compressed machine 1 of the refrigerant vapour of low-temp low-pressure is compressed into the superheated vapor of HTHP, flow to first cross valve 2, then through second cross valve 4 (this moment first cross valve 2 and second cross valve 4 all no power), flow to air side fins formula heat exchanger 3 again, carry out heat exchange with outdoor air, simultaneously, the blower fan of air side fins formula heat exchanger 3 is not opened, make cold-producing medium in air side fins formula heat exchanger 3, be condensed in the liquid of warm high pressure, again through first check valve 6, second electric expansion valve 10 becomes the liquid of low-temp low-pressure, again through second check valve 14, enter air-conditioning side heat exchanger 15, carry out heat exchange, and air conditioner water is become the temperature of setting with air conditioner water, the liquid of low-temp low-pressure flashes to the gas of low-temp low-pressure simultaneously, flow to second cross valve 4, flow back to compressor 1 through gas-liquid separator 20 at last, finish the cold-producing medium circulation of whole air-conditioning heating mode Defrost operation.
During domestic hot-water's pattern Defrost operation, the compressed machine 1 of the refrigerant vapour of low-temp low-pressure is compressed into the superheated vapor of HTHP, flow to first cross valve 2, then through second cross valve 4 (this moment first cross valve 2 and second cross valve 4 all no power), flow to air side fins formula heat exchanger 3 again, carry out heat exchange with outdoor air, simultaneously, the blower fan of air side fins formula heat exchanger 3 is not opened, make cold-producing medium in air side fins formula heat exchanger 3, be condensed in the liquid of warm high pressure, through first check valve 6, pass through magnetic valve 7 again, throttling arrangement 9 becomes the liquid of low-temp low-pressure, again through second reservoir 19, enter the full heat recovering heat exchanger 18 of domestic hot-water's side, carry out heat exchange with the domestic hot-water, the liquid of low-temp low-pressure flashes to the gas of low-temp low-pressure simultaneously, flow to first cross valve 2, flow back to compressor 1 through gas-liquid separator 20 at last, finish the cold-producing medium circulation of whole domestic hot-water's pattern Defrost operation.
Four of the specific embodiment of a kind of full recovery type heat Air-Cooled Heat Pump Unit of the present invention, as shown in Figure 4, the main technical schemes of present embodiment is identical with embodiment 2, unaccounted in the present embodiment feature, adopt the explanation among the embodiment 2, no longer give unnecessary details at this, and the parts identical with Fig. 2 adopt identical label in Fig. 4.The difference of present embodiment and embodiment 1 is, is provided with magnetic valve 7 and throttling arrangement 9, and magnetic valve 7 and throttling arrangement 9 are connected in series and are connected in parallel with the 5th check valve 8.Set up magnetic valve 7 and throttling arrangement 9 and can realize domestic hot-water's pattern Defrost operation.
Concrete, throttling arrangement 9 is capillary, heating power expansion valve or electric expansion valve.
The full recovery type heat wind-cooled cold-water unit of present embodiment has two kinds of Defrost operation patterns: air-conditioning heating mode Defrost operation pattern and domestic hot-water's pattern Defrost operation.
During air-conditioning heating mode Defrost operation, the compressed machine 1 of the refrigerant vapour of low-temp low-pressure is compressed into the superheated vapor of HTHP, flow to first cross valve 2, then through second cross valve 4 (this moment first cross valve 2 and second cross valve 4 all no power), flow to air side fins formula heat exchanger 3 again, carry out heat exchange with outdoor air, simultaneously, the blower fan of air side fins formula heat exchanger 3 is not opened, make cold-producing medium in air side fins formula heat exchanger 3, be condensed in the liquid of warm high pressure, again through first check valve 6, second electric expansion valve 10 becomes the liquid of low-temp low-pressure, again through second check valve 14, enter air-conditioning side heat exchanger 15, carry out heat exchange, and air conditioner water is become the temperature of setting with air conditioner water, the liquid of low-temp low-pressure flashes to the gas of low-temp low-pressure simultaneously, flow to second cross valve 4, flow back to compressor 1 through gas-liquid separator 20 at last, finish the cold-producing medium circulation of whole air-conditioning heating mode Defrost operation.
During domestic hot-water's pattern Defrost operation, the compressed machine 1 of the refrigerant vapour of low-temp low-pressure is compressed into the superheated vapor of HTHP, flow to first cross valve 2, then through second cross valve 4 (this moment first cross valve 2 and second cross valve 4 all no power), flow to air side fins formula heat exchanger 3 again, carry out heat exchange with outdoor air, simultaneously, the blower fan of air side fins formula heat exchanger 3 is not opened, make cold-producing medium in air side fins formula heat exchanger 3, be condensed in the liquid of warm high pressure, through first check valve 6, pass through magnetic valve 7 again, throttling arrangement 9 becomes the liquid of low-temp low-pressure, again through second reservoir 19, enter the full heat recovering heat exchanger 18 of domestic hot-water's side, carry out heat exchange with the domestic hot-water, the liquid of low-temp low-pressure flashes to the gas of low-temp low-pressure simultaneously, flow to first cross valve 2, flow back to compressor 1 through gas-liquid separator 20 at last, finish the cold-producing medium circulation of whole domestic hot-water's pattern Defrost operation.
Should be noted that at last; above embodiment is only in order to the explanation the technical solution of the utility model; but not to the restriction of the utility model protection domain; although the utility model has been done to explain with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can make amendment or be equal to replacement the technical solution of the utility model, and not break away from the essence and the scope of technical solutions of the utility model.
Claims (10)
1. a full recovery type heat wind-cooled cold-water unit is characterized in that: include compressor, first cross valve, second cross valve, air side fins formula heat exchanger, first electric expansion valve, second electric expansion valve, magnetic valve, throttling arrangement, first check valve, second check valve, the 3rd check valve, the 4th check valve, the 5th check valve, air-conditioning side heat exchanger, first reservoir, second reservoir, gas-liquid separator, full heat recovering heat exchanger, hot-water circulating pump and attemperater; Described magnetic valve and described throttling arrangement are connected in series and are connected in parallel with described the 5th check valve; The water inlet of described full heat recovering heat exchanger is connected with the delivery port of described attemperater by described hot-water circulating pump, and the delivery port of described full heat recovering heat exchanger is connected with the water inlet of described attemperater;
When described second cross valve and described first cross valve all during no power, the suction side of the E2 of the D2 of the D1 of the outlet side of described compressor and described first cross valve, C1 port, described second cross valve, C2 port, described air side fins formula heat exchanger, described first check valve, described second electric expansion valve, described second check valve, described air-conditioning side heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor joins successively;
When the energising of described second cross valve and during the described first cross valve no power, the suction side of the C2 of the D2 of the D1 of the outlet side of described compressor and described first cross valve, C1 port, described second cross valve, E2 port, described air-conditioning side heat exchanger, described first reservoir, described the 3rd check valve, described the 4th check valve, described first electric expansion valve, described air side fins formula heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor is connected successively;
When the energising of described first cross valve and during the described second cross valve no power, the suction side of the E2 of the D1 of the outlet side of described compressor and described first cross valve, e1 port, described full heat recovering heat exchanger, described second reservoir, described the 5th check valve, described second electric expansion valve, described second check valve, described air-conditioning side heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor is connected successively;
When described second cross valve and described first cross valve were all switched on, the suction side of the C2 of the D1 of the outlet side of described compressor and described first cross valve, e1 port, described full heat recovering heat exchanger, described second reservoir, described the 5th check valve, described first electric expansion valve, described air side fins formula heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor was connected successively.
2. full recovery type heat wind-cooled cold-water unit according to claim 1, it is characterized in that: described throttling arrangement is capillary, heating power expansion valve or electric expansion valve.
3. full recovery type heat wind-cooled cold-water unit according to claim 1, it is characterized in that: a side of described air side fins formula heat exchanger is provided with blower fan.
4. a full recovery type heat wind-cooled cold-water unit is characterized in that: include compressor, first cross valve, second cross valve, air side fins formula heat exchanger, first electric expansion valve, second electric expansion valve, magnetic valve, throttling arrangement, first check valve, second check valve, the 3rd check valve, the 4th check valve, the 5th check valve, air-conditioning side heat exchanger, first reservoir, second reservoir, gas-liquid separator, full heat recovering heat exchanger and attemperater; Described magnetic valve and described throttling arrangement are connected in series and are connected in parallel with described the 5th check valve; Described full heat recovering heat exchanger is arranged in the described attemperater;
When described second cross valve and described first cross valve all during no power, the suction side of the E2 of the D2 of the D1 of the outlet side of described compressor and described first cross valve, C1 port, described second cross valve, C2 port, described air side fins formula heat exchanger, described first check valve, described second electric expansion valve, described second check valve, described air-conditioning side heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor joins successively;
When the energising of described second cross valve and during the described first cross valve no power, the suction side of the C2 of the D2 of the D1 of the outlet side of described compressor and described first cross valve, C1 port, described second cross valve, E2 port, described air-conditioning side heat exchanger, described first reservoir, described the 3rd check valve, described the 4th check valve, described first electric expansion valve, described air side fins formula heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor is connected successively;
When the energising of described first cross valve and during the described second cross valve no power, the suction side of the E2 of the D1 of the outlet side of described compressor and described first cross valve, e1 port, described full heat recovering heat exchanger, described second reservoir, described the 5th check valve, described second electric expansion valve, described second check valve, described air-conditioning side heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor is connected successively;
When described second cross valve and described first cross valve were all switched on, the suction side of the C2 of the D1 of the outlet side of described compressor and described first cross valve, e1 port, described full heat recovering heat exchanger, described second reservoir, described the 5th check valve, described first electric expansion valve, described air side fins formula heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor was connected successively.
5. full recovery type heat wind-cooled cold-water unit according to claim 4, it is characterized in that: described throttling arrangement is capillary, heating power expansion valve or electric expansion valve.
6. full recovery type heat wind-cooled cold-water unit according to claim 4, it is characterized in that: a side of described air side fins formula heat exchanger is provided with blower fan.
7. a full recovery type heat wind-cooled cold-water unit is characterized in that: include compressor, first cross valve, second cross valve, air side fins formula heat exchanger, first electric expansion valve, second electric expansion valve, first check valve, second check valve, the 3rd check valve, the 4th check valve, the 5th check valve, air-conditioning side heat exchanger, first reservoir, second reservoir, gas-liquid separator, full heat recovering heat exchanger, hot-water circulating pump and attemperater; The water inlet of described full heat recovering heat exchanger is connected with the delivery port of described attemperater by described hot-water circulating pump, and the delivery port of described full heat recovering heat exchanger is connected with the water inlet of described attemperater;
When described second cross valve and described first cross valve all during no power, the suction side of the E2 of the D2 of the D1 of the outlet side of described compressor and described first cross valve, C1 port, described second cross valve, C2 port, described air side fins formula heat exchanger, described first check valve, described second electric expansion valve, described second check valve, described air-conditioning side heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor joins successively;
When the energising of described second cross valve and during the described first cross valve no power, the suction side of the C2 of the D2 of the D1 of the outlet side of described compressor and described first cross valve, C1 port, described second cross valve, E2 port, described air-conditioning side heat exchanger, described first reservoir, described the 3rd check valve, described the 4th check valve, described first electric expansion valve, described air side fins formula heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor is connected successively;
When the energising of described first cross valve and during the described second cross valve no power, the suction side of the E2 of the D1 of the outlet side of described compressor and described first cross valve, e1 port, described full heat recovering heat exchanger, described second reservoir, described the 5th check valve, described second electric expansion valve, described second check valve, described air-conditioning side heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor is connected successively;
When described second cross valve and described first cross valve were all switched on, the suction side of the C2 of the D1 of the outlet side of described compressor and described first cross valve, e1 port, described full heat recovering heat exchanger, described second reservoir, described the 5th check valve, described first electric expansion valve, described air side fins formula heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor was connected successively.
8. full recovery type heat wind-cooled cold-water unit according to claim 7, it is characterized in that: a side of described air side fins formula heat exchanger is provided with blower fan.
9. a full recovery type heat wind-cooled cold-water unit is characterized in that: include compressor, first cross valve, second cross valve, air side fins formula heat exchanger, first electric expansion valve, second electric expansion valve, first check valve, second check valve, the 3rd check valve, the 4th check valve, the 5th check valve, air-conditioning side heat exchanger, first reservoir, second reservoir, gas-liquid separator, full heat recovering heat exchanger and attemperater; Described full heat recovering heat exchanger is arranged in the described attemperater;
When described second cross valve and described first cross valve all during no power, the suction side of the E2 of the D2 of the D1 of the outlet side of described compressor and described first cross valve, C1 port, described second cross valve, C2 port, described air side fins formula heat exchanger, described first check valve, described second electric expansion valve, described second check valve, described air-conditioning side heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor joins successively;
When the energising of described second cross valve and during the described first cross valve no power, the suction side of the C2 of the D2 of the D1 of the outlet side of described compressor and described first cross valve, C1 port, described second cross valve, E2 port, described air-conditioning side heat exchanger, described first reservoir, described the 3rd check valve, described the 4th check valve, described first electric expansion valve, described air side fins formula heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor is connected successively;
When the energising of described first cross valve and during the described second cross valve no power, the suction side of the E2 of the D1 of the outlet side of described compressor and described first cross valve, e1 port, described full heat recovering heat exchanger, described second reservoir, described the 5th check valve, described second electric expansion valve, described second check valve, described air-conditioning side heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor is connected successively;
When described second cross valve and described first cross valve were all switched on, the suction side of the C2 of the D1 of the outlet side of described compressor and described first cross valve, e1 port, described full heat recovering heat exchanger, described second reservoir, described the 5th check valve, described first electric expansion valve, described air side fins formula heat exchanger, described second cross valve, S2 port, described gas-liquid separator, described compressor was connected successively.
10. full recovery type heat wind-cooled cold-water unit according to claim 9, it is characterized in that: a side of described air side fins formula heat exchanger is provided with blower fan.
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| CN2010206340536U CN201935471U (en) | 2010-11-30 | 2010-11-30 | A full heat recovery type air-cooled chiller |
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| CN2010206340536U CN201935471U (en) | 2010-11-30 | 2010-11-30 | A full heat recovery type air-cooled chiller |
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| CN201935471U true CN201935471U (en) | 2011-08-17 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110817 Termination date: 20131130 |