CN203336779U - Novel efficient energy ladder usage closed circulation central air-conditioning system - Google Patents
Novel efficient energy ladder usage closed circulation central air-conditioning system Download PDFInfo
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- CN203336779U CN203336779U CN2013204095374U CN201320409537U CN203336779U CN 203336779 U CN203336779 U CN 203336779U CN 2013204095374 U CN2013204095374 U CN 2013204095374U CN 201320409537 U CN201320409537 U CN 201320409537U CN 203336779 U CN203336779 U CN 203336779U
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
- Y02A30/274—Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
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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]
- Y02B30/62—Absorption based systems
- Y02B30/625—Absorption based systems combined with heat or power generation [CHP], e.g. trigeneration
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Abstract
A novel efficient energy ladder usage closed circulation central air-conditioning system comprises a refrigeration cycle system, a domestic water-consuming system and a cooling tower. The refrigeration cycle system is used for conducting circulation cooling on chilled water needed by a user end in a heat exchange mode. The domestic water-consuming system is in parallel connection with a cooling water pipe of the refrigeration cycle system through a heat exchange device and is used for heating domestic water after heat exchange is conducted on normal temperature domestic water and heat generated by the cooling water pipe at the tail end of the refrigeration cycle system. The cooling tower is used for discharging part of redundant waste heat of the cooling water pipe at the tail end of the refrigeration cycle system after the heat exchange is carried out with the domestic water-consuming system into the ambient atmosphere after the heat exchange is conducted on the cooling water pipe at the tail end of the refrigeration cycle system and the domestic water-consuming system, and thus safe operation of the whole system can be maintained. By means of the novel efficient energy ladder usage closed circulation central air-conditioning system, energy can be used in a multilevel ladder mode, closed waste heat utilization circulation is formed, thermal discharge is reduced, thermal efficiency is improved, discharge and pollution to the environment are reduced, and energy is saved.
Description
Technical field
The utility model relates to a kind of central air conditioner system.Particularly relate to a kind of new and effective energy ladder and use the closed cycle central air conditioner system.
Background technology
Central air conditioner system has main frame and latter end system.Can be divided into all-air system, all water system, air-water system, refrigerant system by burden Indoor Thermal humidity load medium used.Intensity by airhandling equipment can be divided into centralized and partly centralized.Can be divided into closed, single flow, hybrid (primary retirn air secondary return air) by the source of processed air.Chief component equipment has air-conditioner host (Cooling and Heat Source) wind cabinet fan coil etc.
The groundwork process of cold (heat) water unit is: outdoor refrigeration (heat) unit carries out refrigeration cool-down (or heat temperature raising) to cold (heat) matchmaker water, then by water pump, refrigerant (heat) water after cooling is transported to and is arranged in indoor fan coil units, by fan coil units, take mode and the room air of return air on the spot to carry out the purpose that the heat exchange realization is processed room air.By coolant pump and cooling water pipeline and cooling tower, formed.Handpiece Water Chilling Units is carried out heat exchange, is water temperature cooling the time, will discharge a large amount of heats.This heat water that is cooled absorbs, and is that cooling water temperature raises.Coolant pump will rise warm cooling water and be pressed into cooling tower, make it to carry out heat exchange with atmosphere in cooling tower, and then fall warm cooling water, send back to handpiece Water Chilling Units.So constantly circulation, take away the heat that handpiece Water Chilling Units discharges.
A few days ago, chilled water simultaneously at production in summer 7 degree (12 degree backwater) for existing ordinary central air-conditioner handpiece Water Chilling Units, the condensation heat of generation is discharged in surrounding environment, this condensation heat includes 36 degree water outlets, 30 degree backwater, therefore it is 37 degree water outlets that other operating modes are also arranged, 32 degree backwater, contaminated environment but also waste energy not only.And the conventional central air-conditioning system, weather is warmmer, and refrigeration requirement is larger, freezes more, and used heat is more, and waste heat discharge is more, and environment is warmmer.
Summary of the invention
Technical problem to be solved in the utility model is, provide a kind of multi-level ladder of the energy that can allow use, but and formation enclosed used heat usability circulation, reduce hot driving, improve the thermal efficiency, discharge and the pollution of minimizing to environment, the new and effective energy ladder of saving the energy is used the closed cycle central air conditioner system
The technical scheme that the utility model adopts is: a kind of new and effective energy ladder is used the closed cycle central air conditioner system, comprising: cooling cycle system, carry out circulation temperature lowering for the chilled water required to user side by heat exchange; Domestic water system, in parallel with the cooling water pipeline of cooling cycle system by heat-exchanger rig, after the heat produced for the cooling water pipeline of the domestic water by normal temperature and described cooling cycle system tail end carries out heat exchange, domestic water is heated up; Cooling tower, after being connected to the cooling water pipeline of cooling cycle system tail end and domestic water system and carrying out heat exchange, be discharged into ambient air for the still unnecessary part of waste heat that will carry out the cooling water pipeline of the cooling cycle system tail end after heat exchange with domestic water system, maintain the safe operation of whole system.
Described cooling cycle system includes and sets gradually: the ordinary central air-conditioner refrigeration unit that carries out heat exchange for the chilled water with chilled water demand client; The cooling water heat that the ordinary central air-conditioner refrigeration unit is produced passes to high-temperature-hot-water after extracting, and for giving follow-up unit, carries out the hot water supply, the heat pump unit of the condenser of the water quench ordinary central air-conditioner refrigeration unit after cooling; And carry out heat exchange with heat pump unit and by high-temperature-hot-water for driving the hot water type lithium bromide absorption cooling water unit of kind of refrigeration cycle.
Described ordinary central air-conditioner refrigeration unit includes the ordinary central air-conditioner handpiece Water Chilling Units, the vaporizer side of described ordinary central air-conditioner handpiece Water Chilling Units connects respectively delivery port and the inlet end of the first chilled water circulating water pipe of the first chilled water demand client, for with the chilled water circulating water pipe in chilled water carry out heat exchange, the water outlet end of the condenser side of described ordinary central air-conditioner handpiece Water Chilling Units connects the water inlet end of heat pump unit front side by the first circulating pump, the water inlet end of the condenser side of described ordinary central air-conditioner handpiece Water Chilling Units connects the water outlet end of heat pump unit front side.
Described heat pump unit includes R123 high temperature heat pump unit and thermal insulation water heating barrel, the water inlet end of described R123 high temperature heat pump unit vaporizer side connects the water outlet end of ordinary central air-conditioner handpiece Water Chilling Units condenser side in the ordinary central air-conditioner refrigeration unit by the first circulating pump, the water outlet end of described R123 high temperature heat pump unit vaporizer side connects the water inlet end of the condenser side of ordinary central air-conditioner handpiece Water Chilling Units in the ordinary central air-conditioner refrigeration unit, the water outlet end of described R123 high temperature heat pump unit condenser side connects the high temperature water inlet end of thermal insulation water heating barrel by the second circulating pump, the water inlet end of described R123 high temperature heat pump unit condenser side connects the low temperature water outlet end of thermal insulation water heating barrel, the high-temperature water outlet mouth end of described thermal insulation water heating barrel connects the water inlet end of hot water type lithium bromide absorption cooling water unit generator side by the 3rd circulating pump, the low temperature inlet end of described thermal insulation water heating barrel connects the water outlet end of hot water type lithium bromide absorption cooling water unit generator side.
Described thermal insulation water heating barrel also connects and the outdoor communicating pipe be communicated with by the safety valve that is arranged on top.
The water outlet end of described hot water type lithium bromide absorption cooling water unit condenser side forms the cooling cycle system tail end and connects the heat-exchanger rig in domestic water system by the 4th circulating pump, the water inlet end of described hot water type lithium bromide absorption cooling water unit condenser side connects the water outlet end of the R123 high temperature heat pump unit vaporizer side in heat pump unit, described hot water type lithium bromide absorption cooling water unit vaporizer side connects respectively water outlet end and the inlet end of the second chilled water circulating water pipe of the second chilled water demand client, for with the second chilled water circulating water pipe in chilled water carry out heat exchange, the water inlet end of described hot water type lithium bromide absorption cooling water unit condenser side also connects the water outlet end of cooling tower.
Described domestic water system includes plate type heat exchanger, the water inlet end of the high-temperature water pipeline of described plate type heat exchanger connects the water outlet end of hot water type lithium bromide absorption cooling water unit condenser side by the 4th circulating pump, the hot water line's of described plate type heat exchanger water outlet end connects the water inlet end of R123 high temperature heat pump unit vaporizer side, the water inlet of the domestic water pipeline of described plate type heat exchanger connects the water outlet end of domestic water filling pipe successively by the first magnetic valve, the delivery port of the domestic water pipeline of described plate type heat exchanger connects domestic water hot water barrel's water inlet by the domestic water heater, described domestic water hot water barrel's delivery port connects the domestic water outlet pipe.
The hot water line's of described plate type heat exchanger water outlet end connects the water inlet end of R123 high temperature heat pump unit vaporizer side by temperature sensor.
The water outlet end of described domestic water filling pipe also is connected domestic water hot water barrel's water inlet by the 3rd magnetic valve successively with the domestic water heater.
The hot water line's of described plate type heat exchanger water outlet end also is connected cooling tower by temperature sensor, the second magnetic valve with the 5th circulating pump successively.
New and effective energy ladder of the present utility model is used the closed cycle central air conditioner system, and the multi-level ladder of the energy is used, but and form the circulation of enclosed used heat usability, reduce hot driving, improve the thermal efficiency, reduce discharge and pollution to environment, save the energy.There is following features:
1, energy ladder is used, and turns waste into wealth.2, very little to the discharge of environment, protection of the environment, reduce pollution emissions.3, weather is warmmer, larger to cold consumption, and the used heat of generation is more, and the hot water of supplying with the lithium bromide unit is more, and the refrigerating capacity of lithium bromide unit is larger, thereby cooling is rapider, the demand of cold is progressively reduced, thereby form a kind of enclosed direct circulation.And the unnecessary condensation waste heat of central air conditioner system is used for heating domestic water.
The accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model.
In figure
1: 2: the first circulating pumps of ordinary central air-conditioner handpiece Water Chilling Units
4: the second circulating pumps of 3:R123 high temperature heat pump unit
5: 6: the three circulating pumps of thermal insulation water heating barrel
7: 8: the four circulating pumps of hot water type lithium bromide absorption cooling water unit
9: plate type heat exchanger 10: domestic hot-water's heater
Within 11: the first, magnetic valve 12: the domestic water hot water barrel
13: 14: the five circulating pumps of cooling tower
16: the first chilled water circulating water pipes of 15: the second magnetic valves
17: domestic water outlet pipe 18: the domestic water filling pipe
19: 20: the three magnetic valves of water pump
21: the first chilled water demand clients 22: safety valve
24: the second chilled water demand clients of 23: the second chilled water circulating water pipes
25: temperature sensor
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, to new and effective energy ladder of the present utility model, use the closed cycle central air conditioner system to be described in detail.
New and effective energy ladder of the present utility model is used the closed cycle central air conditioner system, comprising: cooling cycle system, carry out circulation temperature lowering for the chilled water required to user side by heat exchange;
Domestic water system, in parallel with the cooling water pipeline of cooling cycle system end by heat-exchanger rig, after the heat produced for the cooling water pipeline of the domestic water by normal temperature and described cooling cycle system end carries out heat exchange, domestic water is heated up;
Cooling tower, be connected to the tail end after the cooling water pipeline of cooling cycle system tail end and domestic water system carry out heat exchange, be discharged into ambient air for the still unnecessary small part waste heat that will carry out the cooling water pipeline of the cooling cycle system tail end after heat exchange with domestic water system, maintain the safe operation of whole system.Wherein:
Described cooling cycle system includes and sets gradually: the ordinary central air-conditioner refrigeration unit that carries out heat exchange for the chilled water with chilled water demand client, pass to high-temperature-hot-water by high temperature heat pump 3 after the 36 degree cooling water heats that the ordinary central air-conditioner refrigeration unit is produced extract and be warming up to 95 degree, for carrying out the hot water supply to follow-up equipment thermal insulation water heating barrel 5 and hot water type lithium bromide absorption cooling water unit 7, the heat pump unit of the condenser of the water quench ordinary central air-conditioner cold 1 after cooling; And carry out heat exchange with R123 high temperature heat pump 3 and by high-temperature-hot-water for driving the hot water type lithium bromide absorption cooling water unit 7 of kind of refrigeration cycle.Specifically:
Described ordinary central air-conditioner refrigeration unit includes ordinary central air-conditioner handpiece Water Chilling Units 1, the vaporizer side of described ordinary central air-conditioner handpiece Water Chilling Units 1 connects respectively delivery port and the inlet end of the first chilled water circulating water pipe 16 of the first chilled water demand client 21, for with the interior chilled water of chilled water circulating water pipe 16, carrying out heat exchange, the water outlet end of the condenser side of described ordinary central air-conditioner handpiece Water Chilling Units 1 connects the water inlet end of heat pump unit front side by the first circulating pump 2, the water inlet end of the condenser side of described ordinary central air-conditioner handpiece Water Chilling Units 1 connects the water outlet end of heat pump unit front side.
Described heat pump unit includes R123 high temperature heat pump unit 3 and thermal insulation water heating barrel 5, the water inlet end of described R123 high temperature heat pump unit 3 vaporizer sides connects the water outlet end of ordinary central air-conditioner handpiece Water Chilling Units 1 condenser side in the ordinary central air-conditioner refrigeration unit by the first circulating pump 2, the water outlet end of described R123 high temperature heat pump unit 3 vaporizer sides connects the water inlet end of the condenser side of ordinary central air-conditioner handpiece Water Chilling Units 1 in the ordinary central air-conditioner refrigeration unit, the water outlet end of described R123 high temperature heat pump unit 3 condenser sides connects the high temperature water inlet end of thermal insulation water heating barrel 5 by the second circulating pump 4, the water inlet end of described R123 high temperature heat pump unit 3 condenser sides connects the low temperature water outlet end of thermal insulation water heating barrel 5, the high-temperature water outlet mouth end of described thermal insulation water heating barrel 5 connects the water inlet end of hot water type lithium bromide absorption cooling water unit 7 generator sides by the 3rd circulating pump 6, the low temperature inlet end of described thermal insulation water heating barrel 5 connects the water outlet end of hot water type lithium bromide absorption cooling water unit 7 generator sides.Described thermal insulation water heating barrel 5 also connects and the outdoor communicating pipe be communicated with by the safety valve 22 that is arranged on top.
The water outlet end of described hot water type lithium bromide absorption cooling water unit 7 condenser sides forms the heat-exchanger rig that the cooling cycle system tail end connects in domestic water system by the 4th circulating pump 8, the water inlet end of described hot water type lithium bromide absorption cooling water unit 7 condenser sides connects the water outlet end of R123 high temperature heat pump unit 3 vaporizer sides in heat pump unit, described hot water type lithium bromide absorption cooling water unit 7 vaporizer sides connect respectively water outlet end and the inlet end of the second chilled water circulating water pipe 23 of the second chilled water demand client 24, for with the interior chilled water of the second chilled water circulating water pipe 23, carrying out heat exchange, the second chilled water demand client 24 described here and the second chilled water circulating water pipe 23 can be same user terminals with foregoing the first chilled water demand client 21 and the first chilled water circulating water pipe 16, it can be also different user terminals.The water inlet end of described hot water type lithium bromide absorption cooling water unit 7 condenser sides also connects the water outlet end of cooling tower.
Domestic water system described in the utility model includes plate type heat exchanger 9, the water inlet end of the high-temperature water pipeline of described plate type heat exchanger 9 connects the water outlet end of hot water type lithium bromide absorption cooling water unit 7 condenser sides by the 4th circulating pump 8, the hot water line's of described plate type heat exchanger 9 water outlet end connects the water inlet end of R123 high temperature heat pump unit 3 vaporizer sides, and the hot water line's of described plate type heat exchanger 9 water outlet end is to connect the water inlet end of R123 high temperature heat pump unit 3 vaporizer sides by temperature sensor 25.The water inlet of the domestic water pipeline of described plate type heat exchanger 9 connects the water outlet end of domestic water filling pipe 18 successively by the first magnetic valve 11, the delivery port of the domestic water pipeline of described plate type heat exchanger 9 connects domestic water hot water barrel 12 water inlet by domestic water heater 10, described domestic water hot water barrel's 12 delivery port connects domestic water outlet pipe 17.The water inlet end of described domestic water filling pipe 18 connects domestic water for water end (W.E.) by water pump 19.The water outlet end of described domestic water filling pipe 18 also is connected domestic water hot water barrel 12 water inlet by the 3rd magnetic valve 20 successively with domestic water heater 10.The hot water line's of described plate type heat exchanger 9 water outlet end also is connected cooling tower 13 by temperature sensor 25, the second magnetic valve 15 with the 5th circulating pump 14 successively.
Described the first magnetic valve 11, the second magnetic valve 15, the 3rd magnetic valve 20, temperature sensor 25, domestic hot-water's heater 10 and ordinary central air-conditioner handpiece Water Chilling Units 1 also are electrically connected to respectively in the control circuit of central air conditioner system.
New and effective energy ladder of the present utility model is used the closed cycle central air conditioner system, can add water energy-storage system, in the used heat utilization, when reducing pollution emissions, utilize State Grid's Wave crest and wave trough electricity price poor, with night cheap electric power be the central air conditioner system energy accumulation, discharge power rate peak period by day, for the client reduces the expenditure of the electricity charge.Simultaneously, can design and develop ordinary central air-conditioner handpiece Water Chilling Units 1 and R123 high temperature heat pump unit 3 are merged into to an efficient main frame, improve the integrated rate of unit, reduce and take up an area, simplify and install, improve operational efficiency and heat conduction efficiency.
In actual application, by actual debug test, the temperature of the 95/85 degree hot water provided with reduction R123 high temperature heat pump unit, improve the efficiency of R123 high temperature heat pump unit, reduce the efficiency of hot water type lithium bromide absorption cooling water unit simultaneously, find a more economical running operating point be more suitable for.
New and effective energy ladder of the present utility model is used the operation principle of closed cycle central air conditioner system as follows:
1, ordinary central air-conditioner handpiece Water Chilling Units, produce out 7 degree chilled waters (12 degree are chilled water backwater after client lets cool).Produce 36 degree cooling waters simultaneously, offer R123 high temperature heat pump unit vaporizer side as low-grade heat source, R123 high temperature heat pump evaporimeter produces 30 degree water simultaneously, for the condenser of cooling ordinary central air-conditioner handpiece Water Chilling Units).
2, the 36 degree cooling waters that the ordinary central air-conditioner handpiece Water Chilling Units produced, the evaporimeter that pumps into R123 high temperature heat pump unit extracts heat, and the R123 high temperature heat pump is produced 95 degree hot water (85 degree are to backwater after the heat release of hot water type lithium bromide absorption cooling water unit generator).Produce R123 high temperature heat pump evaporimeter simultaneously and produce 30 degree water, for cooling hot-water type lithium bromide adsorption water chilling unit, and the condenser of cooling ordinary central air-conditioner handpiece Water Chilling Units.
3, the 95 degree cooling waters of the R123 high temperature heat pump being produced pump into thermal insulation water heating barrel, by multitube, shunt, and the dividing plate reduction of speed, water distribution uniformity, 85 degree hot water distribute in bucket bottom gradient on bucket top to form 95 degree hot water.Hot water barrel top 95 degree hot water are pumped into to hot water type lithium bromide absorption cooling water unit generator, as hot water type lithium bromide absorption cooling water unit solution heating source, maintain hot-water type lithium bromide adsorption water chilling unit kind of refrigeration cycle, the 85 degree hot water that produce after the heating lithium-bromide solution in generator are got back to the hot water barrel bottom.
Absorber and the condenser of the 30 degree water cooling hot water type lithium bromide absorption cooling water units that 4, simultaneously export out by high temperature heat pump unit evaporator water, produce 36 degree cooling waters and get back to high temperature heat pump unit evaporator water entrance.(be to guarantee that hot water that high temperature heat pump is produced can circulate to be warming up to 95 degree during by the arranging of thermal insulation water heating barrel, can guarantee while offering hot water type lithium bromide absorption cooling water unit that hot water type lithium bromide absorption cooling water unit refrigeration efficiency reaches more than 1 than the COP value, safety valve 22 is established on hot water barrel top simultaneously, and it is logical outdoor to connect bursting tube).
5, new and effective energy ladder of the present utility model is used the closed cycle central air conditioner system, by host computer, system is controlled, when the temperature of temperature sensor 25 perception hot-water type lithium bromide adsorption water chilling unit coolant outlets is spent higher than 36, host computer is controlled for moisturizing first magnetic valve 11 of domestic water and is opened, controlling the first magnetic valve 11 and the mutual open degree of the 3rd magnetic valve 20 by computer program, is lithium bromide main frame cooling water temperature to 36 degree with the moisturizing of domestic water running water.Waste heat enters domestic water system.The air-conditioning system waste heat preferentially enters domestic water system domestic water is tentatively heated, if also do not reach domestic water water temperature setting value, domestic water heater 10 starts, for domestic water carries out supplementary heating.
New and effective energy ladder of the present utility model is used the closed cycle central air conditioner system, cooling tower is set simultaneously, when hot water type lithium bromide absorption cooling water unit cooling water water temperature surpasses 36 degree, domestic hot-water's temperature also reaches the upper limit is set, the inner waste heat in addition of central air conditioner system, computer is controlled the unlatching of the second magnetic valve 15 and the 5th circulating pump 14, as issuable waste heat, is discharged in ambient air, maintains the safe operation of whole system.
Claims (10)
1. a new and effective energy ladder is used the closed cycle central air conditioner system, it is characterized in that, comprising:
Cooling cycle system, carry out circulation temperature lowering for the chilled water required to user side by heat exchange;
Domestic water system, in parallel with the cooling water pipeline of cooling cycle system by heat-exchanger rig, after the heat produced for the cooling water pipeline of the domestic water by normal temperature and described cooling cycle system tail end carries out heat exchange, domestic water is heated up;
Cooling tower, after being connected to the cooling water pipeline of cooling cycle system tail end and domestic water system and carrying out heat exchange, be discharged into ambient air for the still unnecessary part of waste heat that will carry out the cooling water pipeline of the cooling cycle system tail end after heat exchange with domestic water system, maintain the safe operation of whole system.
2. new and effective energy ladder according to claim 1 is used the closed cycle central air conditioner system, it is characterized in that, described cooling cycle system includes and sets gradually: the ordinary central air-conditioner refrigeration unit that carries out heat exchange for the chilled water with chilled water demand client; The cooling water heat that the ordinary central air-conditioner refrigeration unit is produced passes to high-temperature-hot-water after extracting, and for giving follow-up unit, carries out the hot water supply, the heat pump unit of the condenser of the water quench ordinary central air-conditioner refrigeration unit after cooling; And carry out heat exchange with heat pump unit and by high-temperature-hot-water for driving the hot water type lithium bromide absorption cooling water unit (7) of kind of refrigeration cycle.
3. new and effective energy ladder according to claim 2 is used the closed cycle central air conditioner system, it is characterized in that, described ordinary central air-conditioner refrigeration unit includes ordinary central air-conditioner handpiece Water Chilling Units (1), the vaporizer side of described ordinary central air-conditioner handpiece Water Chilling Units (1) connects respectively delivery port and the inlet end of the first chilled water circulating water pipe (16) of the first chilled water demand client (21), for with the interior chilled water of chilled water circulating water pipe (16), carrying out heat exchange, the water outlet end of the condenser side of described ordinary central air-conditioner handpiece Water Chilling Units (1) connects the water inlet end of heat pump unit front side by the first circulating pump (2), the water inlet end of the condenser side of described ordinary central air-conditioner handpiece Water Chilling Units (1) connects the water outlet end of heat pump unit front side.
4. new and effective energy ladder according to claim 2 is used the closed cycle central air conditioner system, it is characterized in that, described heat pump unit includes R123 high temperature heat pump unit (3) and thermal insulation water heating barrel (5), the water inlet end of described R123 high temperature heat pump unit (3) vaporizer side connects the water outlet end of ordinary central air-conditioner handpiece Water Chilling Units (1) condenser side in the ordinary central air-conditioner refrigeration unit by the first circulating pump (2), the water outlet end of described R123 high temperature heat pump unit (3) vaporizer side connects the water inlet end of the condenser side of ordinary central air-conditioner handpiece Water Chilling Units (1) in the ordinary central air-conditioner refrigeration unit, the water outlet end of described R123 high temperature heat pump unit (3) condenser side connects the high temperature water inlet end of thermal insulation water heating barrel (5) by the second circulating pump (4), the water inlet end of described R123 high temperature heat pump unit (3) condenser side connects the low temperature water outlet end of thermal insulation water heating barrel (5), the high-temperature water outlet mouth end of described thermal insulation water heating barrel (5) connects the water inlet end of hot water type lithium bromide absorption cooling water unit (7) generator side by the 3rd circulating pump (6), the low temperature inlet end of described thermal insulation water heating barrel (5) connects the water outlet end of hot water type lithium bromide absorption cooling water unit (7) generator side.
5. new and effective energy ladder according to claim 4 is used the closed cycle central air conditioner system, it is characterized in that, described thermal insulation water heating barrel (5) also connects and the outdoor communicating pipe be communicated with by the safety valve (22) that is arranged on top.
6. use the closed cycle central air conditioner system according to the described new and effective energy ladder of claim 2 or 4, it is characterized in that, the water outlet end of described hot water type lithium bromide absorption cooling water unit (7) condenser side forms the cooling cycle system tail end and connects the heat-exchanger rig in domestic water system by the 4th circulating pump (8), the water inlet end of described hot water type lithium bromide absorption cooling water unit (7) condenser side connects the water outlet end of R123 high temperature heat pump unit (3) vaporizer side in heat pump unit, described hot water type lithium bromide absorption cooling water unit (7) vaporizer side connects respectively water outlet end and the inlet end of the second chilled water circulating water pipe (23) of the second chilled water demand client (24), for with the interior chilled water of the second chilled water circulating water pipe (23), carrying out heat exchange, the water inlet end of described hot water type lithium bromide absorption cooling water unit (7) condenser side also connects the water outlet end of cooling tower.
7. new and effective energy ladder according to claim 1 is used the closed cycle central air conditioner system, it is characterized in that, described domestic water system includes plate type heat exchanger (9), the water inlet end of the high-temperature water pipeline of described plate type heat exchanger (9) connects the water outlet end of hot water type lithium bromide absorption cooling water unit (7) condenser side by the 4th circulating pump (8), the hot water line's of described plate type heat exchanger (9) water outlet end connects the water inlet end of R123 high temperature heat pump unit (3) vaporizer side, the water inlet of the domestic water pipeline of described plate type heat exchanger (9) connects the water outlet end of domestic water filling pipe (18) successively by the first magnetic valve (11), the delivery port of the domestic water pipeline of described plate type heat exchanger (9) connects domestic water hot water barrel's (12) water inlet by domestic water heater (10), described domestic water hot water barrel's (12) delivery port connects domestic water outlet pipe (17).
8. new and effective energy ladder according to claim 7 is used the closed cycle central air conditioner system, it is characterized in that, the hot water line's of described plate type heat exchanger (9) water outlet end connects the water inlet end of R123 high temperature heat pump unit (3) vaporizer side by temperature sensor (25).
9. new and effective energy ladder according to claim 7 is used the closed cycle central air conditioner system, it is characterized in that, the water outlet end of described domestic water filling pipe (18) also is connected the water inlet of domestic water hot water barrel (12) by the 3rd magnetic valve (20) successively with domestic water heater (10).
10. new and effective energy ladder according to claim 7 is used the closed cycle central air conditioner system, it is characterized in that, the hot water line's of described plate type heat exchanger (9) water outlet end also is connected cooling tower (13) by temperature sensor (25), the second magnetic valve (15) with the 5th circulating pump (14) successively.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013204095374U CN203336779U (en) | 2013-07-10 | 2013-07-10 | Novel efficient energy ladder usage closed circulation central air-conditioning system |
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| CN2013204095374U CN203336779U (en) | 2013-07-10 | 2013-07-10 | Novel efficient energy ladder usage closed circulation central air-conditioning system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103322655A (en) * | 2013-07-10 | 2013-09-25 | 李志东 | Novel efficient closed-type cycle central air conditioner system with energy used in stepped mode |
| CN104374542A (en) * | 2014-11-22 | 2015-02-25 | 中国航空工业空气动力研究院 | Atmospheric environmental wind tunnel temperature stratification simulation system |
-
2013
- 2013-07-10 CN CN2013204095374U patent/CN203336779U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103322655A (en) * | 2013-07-10 | 2013-09-25 | 李志东 | Novel efficient closed-type cycle central air conditioner system with energy used in stepped mode |
| CN103322655B (en) * | 2013-07-10 | 2015-09-09 | 李志东 | New and effective energy ladder uses closed cycle central air conditioner system |
| CN104374542A (en) * | 2014-11-22 | 2015-02-25 | 中国航空工业空气动力研究院 | Atmospheric environmental wind tunnel temperature stratification simulation system |
| CN104374542B (en) * | 2014-11-22 | 2017-05-17 | 中国航空工业空气动力研究院 | Atmospheric environmental wind tunnel temperature stratification simulation system |
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