CN204730381U - Double evaporators dynamic ice cold storage system - Google Patents
Double evaporators dynamic ice cold storage system Download PDFInfo
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- CN204730381U CN204730381U CN201520454030.XU CN201520454030U CN204730381U CN 204730381 U CN204730381 U CN 204730381U CN 201520454030 U CN201520454030 U CN 201520454030U CN 204730381 U CN204730381 U CN 204730381U
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Abstract
The utility model discloses a kind of double evaporators dynamic ice cold storage system, comprise double evaporators air-conditioner host, air conditioner water circulating system and air conditioning terminal, described double evaporators air-conditioner host comprises air conditioner refrigerating main frame and ice making evaporator, the chilled water of this air conditioner refrigerating main frame is imported and exported and is connected with the import and export of air conditioning terminal respectively by pipeline, described air conditioner water circulating system comprises water supply installation, ice storage unit and Intermediate Heat Exchanger, described ice storage unit is positioned at immediately below ice making evaporator, the outlet of this ice storage unit is connected with water circulating pump, described recirculated water delivery side of pump is connected with Intermediate Heat Exchanger with water supply installation simultaneously, the outlet of described air conditioning terminal is connected with one end that in Intermediate Heat Exchanger, another organizes heat exchanger tube by pipeline simultaneously, the other end of this heat exchanger tube is connected with the import of air conditioning terminal.The utility model structure is simple, can realize directly to end cooling.
Description
Technical field
The utility model relates to ice-making system, particularly relates to a kind of double evaporators dynamic ice cold storage system.
Background technology
Ice storage technology be a kind of by the ice making when low electricity price or underload to store cold, and in high electricity price or with passing through ice-melt released cold quantity cooling during cold high load capacity, to reduce the load of air conditioner refrigerating unit, improve utilization rate of equipment and installations, steady with the electricity consumption of maintenance electrical network, and can operating cost be saved.
Can not directly to end cooling during current ice conserve cold mode air conditioner refrigerating main frame air conditioning condition, needing to adopt ethylene glycol solution to supply chilled water system released cold quantity as intermediate heat transfer medium from air conditioner refrigerating main frame absorption cold and by the heat transfer process terminad of Intermediate Heat Exchanger, is a kind of indirect heat exchange process.Intermediate Heat Exchanger both sides have heat transfer temperature difference to exist and efficiency is low, and the physical property of ethylene glycol solution causes water circulating pump power consumption to increase, and above two factors cause whole air-conditioning system comprehensive energy efficiency to reduce.
Utility model content
For prior art above shortcomings, it is high that the purpose of this utility model is how to solve refrigeration system energy consumption, inefficient problem, provides a kind of double evaporators dynamic ice cold storage system, can realize directly to end cooling.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is such: a kind of double evaporators dynamic ice cold storage system, is characterized in that: comprise double evaporators air-conditioner host, air conditioner water circulating system and air conditioning terminal; Described double evaporators air-conditioner host comprises air conditioner refrigerating main frame and ice making evaporator, air conditioner refrigerating main frame is connected by refrigerant feed liquid pipeline, hot-gas deicing pipeline and time liquid return-air duct with ice making evaporator, the chilled water of this air conditioner refrigerating main frame is imported and exported and is connected with the import and export of air conditioning terminal respectively by pipeline, the pipeline between air conditioner refrigerating main frame and air conditioning terminal is provided with an air-condition freezing water pump;
Described air conditioner water circulating system comprises water supply installation, ice storage unit and Intermediate Heat Exchanger, and described water supply installation is located at above ice making evaporator, thinks that ice making evaporator supplies water; Described ice storage unit is positioned at immediately below ice making evaporator, the outlet of this ice storage unit is connected with water circulating pump, described recirculated water delivery side of pump is connected with Intermediate Heat Exchanger with water supply installation simultaneously, wherein, recirculated water delivery side of pump is connected with one end of one group of heat exchanger tube in Intermediate Heat Exchanger, the other end of this heat exchanger tube is also connected with water supply installation, at water circulating pump and be respectively equipped with heat exchange electric control valve and bypass electric control valve between water supply installation and Intermediate Heat Exchanger;
The outlet of described air conditioning terminal is connected with one end that in Intermediate Heat Exchanger, another organizes heat exchanger tube by pipeline simultaneously, the pipeline between air conditioning terminal and Intermediate Heat Exchanger is provided with ice-melt chilled water pump; The other end of this heat exchanger tube is connected with the import of air conditioning terminal.
Further, described refrigeration host computer comprises refrigeration compressor, oil eliminator, condenser, A/C evaporator and circulation barrel, described refrigeration compressor is connected successively with condenser, A/C evaporator and circulation barrel after oil eliminator, meanwhile, oil eliminator is connected with the import of ice making evaporator after hot-gas deicing pipeline; This circulation barrel is connected with the import of ice making evaporator by refrigerant feed liquid pipeline, the pipeline between circulation barrel and ice making evaporator import is provided with refrigerant feed liquid pump; The outlet of ice making evaporator is connected with circulation barrel and/or A/C evaporator by returning liquid return-air duct.
Further, ice making inflow temperature sensor is provided with in the import of water supply installation.
Further, system water supply temperature sensor and system return temperature sensor is respectively equipped with at the import and export of air conditioning terminal.
Further, the pipeline between Intermediate Heat Exchanger and air conditioning terminal import is provided with ice-melt cooling leaving water temperature sensors.
Compared with prior art, the utility model tool has the following advantages: adopt dynamic ice cold storage system, and the above-mentioned defect decreasing intermediate heat medium and intermediate heat transfer process and bring thus, achieves dynamic ice-storage and the mode of operation directly to end cooling; Thus making the efficiency of whole refrigeration system higher, energy consumption is lower.
Accompanying drawing explanation
Fig. 1 is that structure of the present utility model is away from block diagram.
In figure: 1-1 is air conditioner refrigerating main frame, 1-2 is ice making evaporator, 2 is ice storage unit, 3 is water circulating pump, and 4 is heat exchange electric control valve, and 5 is bypass electric control valve, 6 is Intermediate Heat Exchanger, 7 for ice-melt chilled water pump, and 8 be air-condition freezing water pump, 9 be air conditioning terminal, 10 is ice making inflow temperature sensor, 11 is ice-melt cooling leaving water temperature sensors, 12 be system water supply temperature sensor, 13 is system return temperature sensor.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Embodiment: see Fig. 1, a kind of double evaporators dynamic ice cold storage system, comprises double evaporators air-conditioner host, air conditioner water circulating system and air conditioning terminal 9; Described double evaporators air-conditioner host comprises air conditioner refrigerating main frame 1-1 and ice making evaporator 1-2, and air conditioner refrigerating main frame 1-1 is connected by refrigerant feed liquid pipeline, hot-gas deicing pipeline and time liquid return-air duct with ice making evaporator 1-2.Described refrigeration host computer comprises refrigeration compressor, oil eliminator, condenser, A/C evaporator and circulation barrel, and described refrigeration compressor is connected successively with condenser, A/C evaporator and circulation barrel after oil eliminator.Meanwhile, oil eliminator is connected with the import of ice making evaporator 1-2 after hot-gas deicing pipeline, is also provided with hot-gas deicing magnetic valve at hot-gas deicing pipeline.This circulation barrel is connected by the import of refrigerant feed liquid pipeline with ice making evaporator 1-2, and the pipeline between circulation barrel and ice making evaporator 1-2 import is provided with refrigerant feed liquid pump and liquid supply electromagnetic valve.The outlet of ice making evaporator 1-2 is connected with circulation barrel and/or A/C evaporator by returning liquid return-air duct, between ice making evaporator 1-2 and circulation barrel and/or A/C evaporator, (difference) is provided with back liquid electromagnetic valve and/or return-air magnetic valve, thus improves the stability of air conditioner refrigerating main frame.The chilled water of this air conditioner refrigerating main frame 1-1 is imported and exported and is connected respectively by the import and export of pipeline with air conditioning terminal 9, the pipeline between air conditioner refrigerating main frame 1-1 and air conditioning terminal 9 is provided with an air-condition freezing water pump 8.
Described air conditioner water circulating system comprises water supply installation, ice storage unit 2 and Intermediate Heat Exchanger 6, and described water supply installation is located at above ice making evaporator 1-2, thinks that ice making evaporator 1-2 supplies water; Be provided with ice making inflow temperature sensor 10 in the import of water supply installation, when inflow temperature enters ice-make mode lower than system when 1.5 DEG C, otherwise system enters chilled water pattern.Described ice storage unit 2 is positioned at immediately below ice making evaporator 1-2, and the ice made drops to ice storage unit 2 internal reservoir.The outlet of this ice storage unit 2 is connected with water circulating pump 3, the outlet of described water circulating pump 3 is connected with Intermediate Heat Exchanger 6 with water supply installation simultaneously, wherein, the outlet of water circulating pump 3 is connected with one end of one group of heat exchanger tube in Intermediate Heat Exchanger 6, the other end of this heat exchanger tube is also connected with water supply installation, at water circulating pump 3 and be respectively equipped with heat exchange electric control valve 4 and bypass electric control valve 5 between water supply installation and Intermediate Heat Exchanger 6.
The outlet of described air conditioning terminal 9 is connected with another one end organizing heat exchanger tube in Intermediate Heat Exchanger 6 by pipeline simultaneously, the pipeline between air conditioning terminal 9 and Intermediate Heat Exchanger 6 is provided with ice-melt chilled water pump 7.The other end of this heat exchanger tube is connected with the import of air conditioning terminal 9; Pipeline between Intermediate Heat Exchanger 6 and air conditioning terminal 9 import is provided with ice-melt cooling leaving water temperature sensors 11.System water supply temperature sensor 12 and system return temperature sensor 13 is respectively equipped with at the import and export of air conditioning terminal 9; For detecting supply and return water temperature, realize supplying cold-peace air conditioner refrigerating main frame 1-1 directly to the operation reserve of end cooling according to end workload demand and time-of-use tariffs adjustment ice-melt.
In the utility model, ice storage unit 2, water circulating pump 3, heat exchange electric control valve 4, bypass electric control valve 5, Intermediate Heat Exchanger 6, ice making evaporator 1-2 and water supply installation form cold water circulating system, circulating chilled water in ice storage unit 2 is delivered to water supply installation processed by water circulating pump 3, is that ice evaporimeter supplies water to carry out chilled water or ice making by water supply installation.Wherein, heat exchange electric control valve 4 and bypass electric control valve 5 are for entering the circulating water amount of Intermediate Heat Exchanger 6 according to the adjustment of ice-melt cooling leaving water temperature sensors 11 certified value.
Intermediate Heat Exchanger 6, ice-melt chilled water pump 7, air conditioning terminal 9 form ice-melt cooling circulation; Wherein, Intermediate Heat Exchanger 6 adopts plate type heat exchanger, Intermediate Heat Exchanger 6 one groups of heat exchanger tubes are connected to ice-melt cooling circulation, another group heat exchanger tube of intermediate heat parallel operation is communicated with cold water circulating system, ice-melt cooling circulation hollow is made to adjust low-temperature cold water direct heat transfer in high-temperature tempering and cold water circulating system with cold by this Intermediate Heat Exchanger 6, thus the heat exchange efficiency of raising whole system.
Air conditioner refrigerating main frame 1-1, air-condition freezing water pump 8 and air conditioning terminal 9 form cooling circulation, during air conditioning condition, air conditioner refrigerating main frame 1-1 directly to air conditioning terminal 9 cooling without any need for pilot process.
In real system, the condenser of air conditioner refrigerating main frame 1-1 and cooling water pump and cooling tower form cooling water recirculation system (not representing in system diagram), to distribute the compression condensation heat of air conditioner refrigerating main frame 1-1.
The utility model ice making on ice making evaporator 1-2, take off after ice making to certain thickness and store to ice storage unit 2, ice making, ice storage are separated completely, are referred to as dynamic ice-making.Whole system can realize plurality of operating modes: the air conditioning pattern that independent ice-make mode, ice-melt cooling mode, the independent cooling mode of air conditioner refrigerating main frame 1-1, air conditioner refrigerating main frame 1-1 cooling are combined with ice-melt cooling.
1, independent ice-make mode: close heat exchange electric control valve 4, open bypass electric control valve 5, in ice storage unit 2, low-temperature cold water is pumped to water supply installation by water circulating pump 3, by ice making evaporator 1-2 ice making; Need to air conditioning terminal 9 cooling when ice making, adjustable heat exchange electric control valve 4 aperture controls the quantity of circulating water entering Intermediate Heat Exchanger 6.
2, ice-melt cooling mode: in ice storage unit 2, low-temperature cold water is pumped to the Intermediate Heat Exchanger 6 pairs of ice-melts by water circulating pump 3 and is sidelong cold for cool circulation waters, regulate electric control valve, bypass electric control valve 5 aperture to control to enter the quantity of circulating water of Intermediate Heat Exchanger 6 by ice-melt cooling leaving water temperature sensors 11 certified value, the water raised through Intermediate Heat Exchanger 6 temperature with after the cold water mix of bypass electric control valve 5, fall into Ice Storage Tank through ice making evaporator 1-2 continue ice-melt.
3, the independent cooling mode of air conditioner refrigerating main frame 1-1: in air conditioner refrigerating main frame 1-1, the freezing water outlet of A/C evaporator is pumped directly to air conditioning terminal 9 cooling by air-condition freezing water pump 8, the system return that temperature raises gets back to A/C evaporator cooling in air conditioner refrigerating main frame 1-1.
4, the air conditioning pattern that is combined with ice-melt cooling of air conditioner refrigerating main frame 1-1 cooling: its operational mode is the superposition of ice-melt cooling mode, the independent cooling mode of air conditioner refrigerating main frame 1-1, for the system loading larger period.
Double evaporators dynamic ice cold storage system can increase other chiller unit terminad cooling alone or in combination.
Finally it should be noted that, above embodiment is only in order to illustrate the technical solution of the utility model but not restriction technologies scheme, those of ordinary skill in the art is to be understood that, those are modified to the technical solution of the utility model or equivalent replacement, and do not depart from aim and the scope of the technical program, all should be encompassed in the middle of right of the present utility model.
Claims (5)
1. a double evaporators dynamic ice cold storage system, is characterized in that: comprise double evaporators air-conditioner host, air conditioner water circulating system and air conditioning terminal; Described double evaporators air-conditioner host comprises air conditioner refrigerating main frame and ice making evaporator, air conditioner refrigerating main frame is connected by refrigerant feed liquid pipeline, hot-gas deicing pipeline and time liquid return-air duct with ice making evaporator, the chilled water of this air conditioner refrigerating main frame is imported and exported and is connected with the import and export of air conditioning terminal respectively by pipeline, the pipeline between air conditioner refrigerating main frame and air conditioning terminal is provided with an air-condition freezing water pump;
Described air conditioner water circulating system comprises water supply installation, ice storage unit and Intermediate Heat Exchanger, and described water supply installation is located at above ice making evaporator, thinks that ice making evaporator supplies water; Described ice storage unit is positioned at immediately below ice making evaporator, the outlet of this ice storage unit is connected with water circulating pump, described recirculated water delivery side of pump is connected with Intermediate Heat Exchanger with water supply installation simultaneously, wherein, recirculated water delivery side of pump is connected with one end of one group of heat exchanger tube in Intermediate Heat Exchanger, the other end of this heat exchanger tube is also connected with water supply installation, at water circulating pump and be respectively equipped with heat exchange electric control valve and bypass electric control valve between water supply installation and Intermediate Heat Exchanger;
The outlet of described air conditioning terminal is connected with one end that in Intermediate Heat Exchanger, another organizes heat exchanger tube by pipeline simultaneously, the pipeline between air conditioning terminal and Intermediate Heat Exchanger is provided with ice-melt chilled water pump; The other end of this heat exchanger tube is connected with the import of air conditioning terminal.
2. double evaporators dynamic ice cold storage system according to claim 1, it is characterized in that: described refrigeration host computer comprises refrigeration compressor, oil eliminator, condenser, A/C evaporator and circulation barrel, described refrigeration compressor is connected successively with condenser, A/C evaporator and circulation barrel after oil eliminator, meanwhile, oil eliminator is connected with the import of ice making evaporator after hot-gas deicing pipeline; This circulation barrel is connected with the import of ice making evaporator by refrigerant feed liquid pipeline, the pipeline between circulation barrel and ice making evaporator import is provided with refrigerant feed liquid pump; The outlet of ice making evaporator is connected with circulation barrel and/or A/C evaporator by returning liquid return-air duct.
3. double evaporators dynamic ice cold storage system according to claim 1, is characterized in that: be provided with ice making inflow temperature sensor in the import of water supply installation.
4. double evaporators dynamic ice cold storage system according to claim 1, is characterized in that: be respectively equipped with system water supply temperature sensor and system return temperature sensor at the import and export of air conditioning terminal.
5. double evaporators dynamic ice cold storage system according to claim 1, is characterized in that: the pipeline between Intermediate Heat Exchanger and air conditioning terminal import is provided with ice-melt cooling leaving water temperature sensors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520454030.XU CN204730381U (en) | 2015-06-29 | 2015-06-29 | Double evaporators dynamic ice cold storage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520454030.XU CN204730381U (en) | 2015-06-29 | 2015-06-29 | Double evaporators dynamic ice cold storage system |
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| CN204730381U true CN204730381U (en) | 2015-10-28 |
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| CN201520454030.XU Expired - Fee Related CN204730381U (en) | 2015-06-29 | 2015-06-29 | Double evaporators dynamic ice cold storage system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104896641A (en) * | 2015-06-29 | 2015-09-09 | 中机西南能源科技有限公司 | Double-evaporator dynamic ice cold storage system |
| CN106288513A (en) * | 2016-09-30 | 2017-01-04 | 广州高菱能源技术有限公司 | A kind of band phase change cold-storage and the cold, hot two-purpose heat pump of accumulation of heat |
| CN109269169A (en) * | 2018-11-02 | 2019-01-25 | 广州冰泉制冷设备有限责任公司 | A kind of intelligence walnut cake ice maker |
| CN111115935A (en) * | 2019-12-30 | 2020-05-08 | 江苏格林斯曼蓄能科技有限公司 | Salt recovery system and method for freezing, concentrating and purifying high-salinity wastewater |
| CN114484959A (en) * | 2022-02-21 | 2022-05-13 | 邹杰 | Ice making system |
-
2015
- 2015-06-29 CN CN201520454030.XU patent/CN204730381U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104896641A (en) * | 2015-06-29 | 2015-09-09 | 中机西南能源科技有限公司 | Double-evaporator dynamic ice cold storage system |
| CN104896641B (en) * | 2015-06-29 | 2017-10-27 | 中机西南能源科技有限公司 | A kind of double evaporators dynamic ice cold storage system |
| CN106288513A (en) * | 2016-09-30 | 2017-01-04 | 广州高菱能源技术有限公司 | A kind of band phase change cold-storage and the cold, hot two-purpose heat pump of accumulation of heat |
| CN109269169A (en) * | 2018-11-02 | 2019-01-25 | 广州冰泉制冷设备有限责任公司 | A kind of intelligence walnut cake ice maker |
| CN111115935A (en) * | 2019-12-30 | 2020-05-08 | 江苏格林斯曼蓄能科技有限公司 | Salt recovery system and method for freezing, concentrating and purifying high-salinity wastewater |
| CN114484959A (en) * | 2022-02-21 | 2022-05-13 | 邹杰 | Ice making system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151028 Termination date: 20180629 |
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| CF01 | Termination of patent right due to non-payment of annual fee |