CN105276733A - Data computer room cooling system and cooling method thereof - Google Patents
Data computer room cooling system and cooling method thereof Download PDFInfo
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- CN105276733A CN105276733A CN201510759435.9A CN201510759435A CN105276733A CN 105276733 A CN105276733 A CN 105276733A CN 201510759435 A CN201510759435 A CN 201510759435A CN 105276733 A CN105276733 A CN 105276733A
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- cold
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/001—Compression cycle type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/0017—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning using cold storage bodies, e.g. ice
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
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- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
The invention discloses a data computer room cooling system and a cooling method thereof. The data computer room cooling system comprises a cold storage tank cold discharging system and an air conditioner cold water circulating system. The cold storage tank cold discharging system comprises a cold storage tank, a cold discharging pump and a heat exchanger which are sequentially connected to form a cold discharging loop. The cold discharging pump is connected with an outlet of the cold storage tank. The air conditioner cold water circulating system comprises a heat exchanger, a refrigerating unit, a freezing water pump and end equipment. The cold storage tank cold discharging system and the air conditioner cold water circulating system are connected through the heat exchanger of the air conditioner cold water circulating system is connected with the refrigerating unit in parallel. The heat exchanger of the air conditioner cold water circulating system, an outlet of the refrigerating unit, the freezing water pump and the end equipment are sequentially connected to form a cooling loop. The heat exchanger of the air conditioner cold water circulating system is connected with a first valve in series, and the refrigerating unit is connected with a second valve in series. When the refrigerating unit loses power and stops running, the cold storage tank cold discharging system is started, and normal cooling can be carried out; an extra water cold storage tank does not need to be arranged, cost and space are reduced, and operation cost of the data computer room cooling system is reduced.
Description
Technical field
The present invention relates to refrigeration and air-conditioning technical field, particularly a kind of data center module cold supply system and confession cooling method thereof.
Background technology
The equipment of the data processing of the operation in annual 24 hours such as electronic computer system, server, communication system, storage, network service is installed in data center module, above equipment heating amount is large, temperature in data center module is caused to raise, in order to ensure the normal operation of equipment, need annual uninterrupted cooling, and require the energy consumption that cold supply system has high reliability and comparatively saves.
In A, B DBMS machine room, usually adopt cold water cold supply system to carry out cooling, simultaneously in order to ensure the safe and reliable of machine room electricity consumption, be provided with diesel-driven generator electric power system as municipal administration power for subsequent use.When municipal power failure, the refrigeration unit dead electricity of access municipal administration power supply and stop cooling, now needing to start diesel-driven generator is that refrigeration unit is powered, and refrigeration unit starts and normal this process of cooling generally needs time of 10 ~ 15 minutes.In order to prevent rack in during this period of time data center module because indoor temperature is too high machine of delaying, usually in cold water cold supply system, water cold storage tank is installed, cold storage capacity due to water cold storage tank need meet the machine room chilling requirement of 15 minutes, and therefore volume is comparatively large, occupies the space of machine room.
In collection bank, securities trading, futures exchange, network computer room, computer centers etc. integrate in the heavy construction of data center module and office, in order to utilize night dip power conservation operating cost, non-data machine room area (i.e. Administrative Area) adopts chilling air conditioning system, and data center module adopts the cold water cold supply system with emergent water cold storage tank mostly, two cold supply systems are separate, and at the non-cooling season such as transition season and winter, cold-storage groove in chilling air conditioning system is in idle state usually, cause the wasting of resources, fail conscientiously to meet the needs of practical application.
Summary of the invention
The invention provides a kind of data center module cold supply system and supply cooling method, to solve above deficiency.
In order to solve the problems of the technologies described above, technical scheme of the present invention is: a kind of data center module cold supply system, comprises cold-storage groove and lets cool system and the air conditioner cold water circulatory system;
Described cold-storage groove lets cool system and comprises cold-storage groove, lets cool pump and heat exchanger, described cold-storage groove, lets cool pump and heat exchanger and is in turn connected to form and lets cool loop, described in let cool pump and be connected with the outlet of described cold-storage groove;
The described air conditioner cold water circulatory system comprises heat exchanger, refrigeration unit, chilled water pump and end-equipment, described cold-storage groove is let cool system and is connected by heat exchanger with the air conditioner cold water circulatory system, described heat exchanger and refrigeration unit parallel connection, the outlet of described heat exchanger and refrigeration unit and chilled water pump and end-equipment are in turn connected to form for cold loop, described heat exchanger is also connected the first valve, and described refrigeration unit is also connected the second valve.
Further, described refrigeration unit comprises refrigeration compressor, condenser, throttling arrangement and evaporimeter, and described refrigeration compressor, condenser, throttling arrangement and evaporimeter connect and compose loop successively.
Further, described chilled water pump is provided with one, is located on the house steward after described heat exchanger and refrigeration unit parallel connection.
Further, described chilled water pump is provided with two, connects respectively with described heat exchanger and refrigeration unit.
Further, described cold-storage groove is water cold storage groove or Internal melt cold-storage groove or extra-melt ice thermal storage groove.
Further, described refrigeration unit is water-cooled cold water unit or air-cooled liquid chillers.
Further, described in let cool pump or chilled water pump is circulating pump, and adopt frequency conversion to control.
The confession cooling method of data center module cold supply system of the present invention, be specially: open described refrigeration unit, described second valve and described chilled water pump, and close described first valve and let cool pump, running refrigerating unit carries out cooling to end-equipment.
The confession cooling method of data center module cold supply system of the present invention, be specially: open described first valve, described end-equipment, described chilled water pump and describedly let cool pump, and close described second valve and refrigeration unit, operation cold-storage groove and heat exchanger carry out cooling to end-equipment.
Data center module cold supply system of the present invention for cooling method, be specially: open described refrigeration unit, described first valve, the second valve, described in let cool pump and described chilled water pump, run described cold-storage groove, heat exchanger and refrigeration unit and carry out air conditioning.
Data center module cold supply system provided by the invention and confession cooling method thereof, system and the air conditioner cold water circulatory system is let cool by arranging cold-storage groove, and both are connected by heat exchanger, when refrigeration unit breaks down and is out of service, startup cold-storage groove lets cool system and can carry out normal cooling, avoid data center module cooling interrupt and affect the operation of equipment, decrease setup cost and the installing space of emergent water cold storage tank; Simultaneously in the winter time and transition season, cold-storage groove lets cool the electric power cold-storage that system utilizes low ebb electricity price night, lets cool in the peak electricity tariff time period on daytime, is data center module cooling, has saved the operating cost of data center module cold supply system.
Accompanying drawing explanation
Fig. 1 is the structural representation of data center module cold supply system embodiment 1 of the present invention;
Fig. 2 is the structural representation of data center module cold supply system embodiment 2 of the present invention.
Shown in figure: 100, cold-storage groove lets cool system; 101, pipeline is let cool; 102, cold-storage groove; P1, let cool pump; 103, heat exchanger; 200, the air conditioner cold water circulatory system; 201, cold water pipeline; 202, refrigeration unit; 202-1, refrigeration compressor; 202-2, condenser; 202-3, throttling arrangement; 202-4, evaporimeter; P2, P21, P22, chilled water pump; 203, end-equipment; V1, the first valve; V2, the second valve.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in detail.
Embodiment 1
As shown in Figure 1, the invention provides a kind of data center module cold supply system, comprise cold-storage groove and let cool system 100 and the air conditioner cold water circulatory system 200.It should be noted that, for integrating in the building of data center module and non-data machine room, cold-storage groove lets cool system 100 and is located in the refrigeration station of non-data machine room, and the air conditioner cold water circulatory system 200 is located in the refrigeration station of data center module.
Described cold-storage groove lets cool system 100 and comprises cold-storage groove 102, lets cool pump P1 and heat exchanger 103, described cold-storage groove 102, let cool pump P1 and heat exchanger 103 and be in turn connected to form let cool loop by letting cool pipeline 101, described in let cool pump P1 and be connected with the outlet of described cold-storage groove 102; Concrete, the workflow that this cold-storage groove lets cool system 100 is: the cold water of cold-storage groove 102 bottom is delivered to heat exchanger 103 and carries out exchange heat by putting refrigerating water pump P1 with the intensification water in the air conditioner cold water circulatory system 200, heat absorption is back to the top of cold-storage groove 102 after heating up, complete discharging cold course.Preferably, described cold-storage groove 102 is water cold storage groove or Internal melt cold-storage groove or extra-melt ice thermal storage groove, described in let cool pump P1 be circulating pump, and in order to save energy consumption, adopt frequency conversion to control.
The described air conditioner cold water circulatory system 200 comprises heat exchanger 103, refrigeration unit 202, chilled water pump P2 and end-equipment 203, described cold-storage groove is let cool system 100 and is connected by heat exchanger 103 with the air conditioner cold water circulatory system 200, described heat exchanger 103 and refrigeration unit 202 parallel connection, the outlet of described heat exchanger 103 and refrigeration unit 202 and chilled water pump P2 and end-equipment 203 are in turn connected to form for cold loop, described heat exchanger 103 is connected the first valve V1, and described refrigeration unit 202 is connected the second valve V2.Shown in Fig. 1, described chilled water pump P2 is provided with one, is located on the house steward after described heat exchanger 103 and refrigeration unit 202 parallel connection.Concrete, heat exchanger 103, refrigeration unit 202, to be connected by cold water pipeline 201 between chilled water pump P2 and end-equipment 203, namely cold water pipeline 201 is by the outlet of the outlet of heat exchanger 103 and refrigeration unit 202, and end-equipment 203 entrance connects, and is connected by the entrance of the outlet of end-equipment 203, heat exchanger 103 with the entrance of refrigeration unit 202 simultaneously.The workflow of the air conditioner cold water circulatory system 200 is: the cold water that refrigeration unit 202 and heat exchanger 103 flow out is delivered to end-equipment 203 by chilled water pump P2 and carries out cooling, then end-equipment 203 exports intensification water and gets back to refrigeration unit 202 and heat exchanger 103 cools, form two and independently supply cold loop, these two can cooling or air conditioning separately for cold loop.Preferably, described chilled water pump P2 is circulating pump, and in order to save energy consumption, adopts frequency conversion to control.
Continue referring to Fig. 1, described refrigeration unit 202 is water-cooled cold water unit or air-cooled liquid chillers, refrigeration unit 202 comprises refrigeration compressor 202-1, condenser 202-2, throttling arrangement 202-3 and evaporimeter 202-4, described refrigeration compressor 202-1, condenser 202-2, throttling arrangement 202-3 and evaporimeter 202-4 connects and composes loop successively, described evaporimeter 202-4 connects with described second valve V2, concrete, evaporimeter 202-4 is in parallel with heat exchanger 103, refrigeration compressor 202-1, condenser 202-2, cold water prepared by throttling arrangement 202-3 and evaporimeter 202-4 flows out from the outlet of evaporimeter 202-4, cooling is carried out to end-equipment 203, then the intensification water that end-equipment 203 flows out enters refrigeration unit 202 from the entrance of evaporimeter 202-4 and cools, formed for cold loop.
The present invention also provides the confession cooling method of data center module cold supply system described above, comprise three kinds, be specially: the independent cooling of (1) refrigeration unit 202: open refrigeration unit 202, end-equipment 203, second valve V2 and chilled water pump P2, close the first valve V1 and let cool pump P1, running refrigerating unit 202 pairs of end-equipments 203 carry out cooling, concrete, refrigeration compressor 202-1 in refrigeration unit 202, condenser 202-2, cold water prepared by throttling arrangement 202-3 and evaporimeter 202-4 flows out from the outlet of evaporimeter 202-4, pumped to end-equipment 203 by chilled water pump P2 and carry out cooling, then the intensification water that end-equipment 203 flows out enters refrigeration unit 202 from the entrance of evaporimeter 202-4 and cools, form air-conditioning for SAPMAC method.
(2) cold-storage groove 102 lets cool and heat exchanger 103 cooling, open end-equipment 203, chilled water pump P2, the first valve V1 and let cool pump P1, close the second valve V2 and refrigeration unit 202, operation cold-storage groove 102 and heat exchanger 103 pairs of end-equipments 203 carry out cooling.Concrete, let cool pump P1 the cold water in cold-storage groove 102 to be delivered to the intensification water that heat exchanger 103 and end-equipment 203 export and carry out heat exchange, intensification water after heat absorption heats up is back to cold-storage groove 102 and lowers the temperature, form one and let cool circulation, meanwhile, heat exchanger 103 exports the cold water after cooling, is delivered to end-equipment 203 carry out cooling by chilled water pump P23, then the intensification water that end-equipment 203 flows out enters heat exchanger 103 and cools, and forms air-conditioning for SAPMAC method.
(3) cold-storage groove 102 lets cool and heat exchanger 103 cooling and refrigeration unit 202 air conditioning: open the first valve V1, the second valve V2, refrigeration unit 202, end-equipment 203, let cool pump P1 and chilled water pump P2, runs described cold-storage groove 102, heat exchanger 103 carries out air conditioning with refrigeration unit 202.Let cool pump P1 the cold water in cold-storage groove 102 to be delivered to the intensification water that heat exchanger 103 and end-equipment 203 export and carry out heat exchange, intensification water after heat absorption heats up is back to cold-storage groove 102 and lowers the temperature, form one and let cool circulation, simultaneously, the cold water that refrigeration unit 202 and heat exchanger 103 flow out by chilled water pump P2 carries out cooling by being delivered to end-equipment 203, then end-equipment 203 exports intensification water and gets back to refrigeration unit 202 and heat exchanger 103 cools, article two, carry out air conditioning for cold loop, form air-conditioning for SAPMAC method.
Embodiment 2
As different from Example 1, described in this embodiment 2, chilled water pump P2 is provided with two, i.e. chilled water pump P21, P22, connect with described heat exchanger 103 and refrigeration unit 202 respectively, namely chilled water pump P21 is connected with the outlet of heat exchanger 103, chilled water pump P22 is connected with the outlet of refrigeration unit 202, now in order to save parts, the first family of power and influence V1 and the second family of power and influence V2 can be saved, as shown in Figure 2, the confession cold state of heat exchanger 103 is controlled by opening or close chilled water pump P21, the confession cold state of refrigeration unit 202 is controlled by opening or close chilled water pump P22.When one of them chilled water pump P21 or chilled water pump P22 breaks down or overhauls, can ensure that system still can normal operation, further increase the reliability of system.Certainly, chilled water pump P21 or chilled water pump P22 can be in parallel multiple as subsequent use again.
In sum, data center module cold supply system provided by the invention and confession cooling method thereof, system 100 and the air conditioner cold water circulatory system 200 is let cool by arranging cold-storage groove, and both are connected by heat exchanger 103, the cold-storage groove cold-storage groove 102 let cool in system 100 is made to double as emergent water cold storage tank in data center module cold supply system, time out of service when refrigeration unit dead electricity, startup cold-storage groove lets cool system 100 and can carry out normal cooling, decrease setup cost and the installing space of emergent water cold storage tank, simultaneously in the winter time and transition season, cold accumulation system utilizes the electric power cold-storage of low ebb electricity price night, let cool in the peak electricity tariff time period on daytime, for data center module cooling, save the operating cost of data center module cold supply system.
Although be illustrated embodiments of the present invention in description, these embodiments just as prompting, should not limit protection scope of the present invention.Carry out various omission, displacement and change without departing from the spirit and scope of the present invention all should be included in protection scope of the present invention.
Claims (10)
1. a data center module cold supply system, is characterized in that, comprises cold-storage groove and lets cool system and the air conditioner cold water circulatory system;
Described cold-storage groove lets cool system and comprises cold-storage groove, lets cool pump and heat exchanger, described cold-storage groove, lets cool pump and heat exchanger and is in turn connected to form and lets cool loop, described in let cool pump and be connected with the outlet of described cold-storage groove;
The described air conditioner cold water circulatory system comprises heat exchanger, refrigeration unit, chilled water pump and end-equipment, described cold-storage groove is let cool system and is connected by heat exchanger with the air conditioner cold water circulatory system, described heat exchanger and refrigeration unit parallel connection, the outlet of described heat exchanger and refrigeration unit and chilled water pump and end-equipment are in turn connected to form for cold loop, described heat exchanger in series first valve, described refrigeration unit is connected the second valve.
2. data center module cold supply system according to claim 1, it is characterized in that, described refrigeration unit comprises refrigeration compressor, condenser, throttling arrangement and evaporimeter, and described refrigeration compressor, condenser, throttling arrangement and evaporimeter connect and compose loop successively.
3. data center module cold supply system according to claim 1, is characterized in that, described chilled water pump is provided with one, is located on the house steward after described heat exchanger and refrigeration unit parallel connection.
4. data center module cold supply system according to claim 1, is characterized in that, described chilled water pump is provided with two, connects respectively with described heat exchanger and refrigeration unit.
5. data center module cold supply system according to claim 1, is characterized in that, described cold-storage groove is water cold storage groove or Internal melt cold-storage groove or extra-melt ice thermal storage groove.
6. data center module cold supply system according to claim 1, is characterized in that, described refrigeration unit is water-cooled cold water unit or air-cooled liquid chillers.
7. data center module cold supply system according to claim 1, is characterized in that, described in let cool pump or chilled water pump is circulating pump, and adopt frequency conversion to control.
8. the confession cooling method of the data center module cold supply system according to claim 1-7, it is characterized in that, open described refrigeration unit, described second valve and described chilled water pump, and close described first valve and let cool pump, running refrigerating unit carries out cooling to end-equipment.
9. the confession cooling method of the data center module cold supply system according to claim 1-7, it is characterized in that, open described first valve, described end-equipment, described chilled water pump and describedly let cool pump, and close described second valve and refrigeration unit, operation cold-storage groove and heat exchanger carry out cooling to end-equipment.
10. the confession cooling method of the data center module cold supply system according to claim 1-7, it is characterized in that, open described refrigeration unit, described first valve, the second valve, described in let cool pump and described chilled water pump, run described cold-storage groove, heat exchanger and refrigeration unit and carry out air conditioning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510759435.9A CN105276733A (en) | 2015-11-09 | 2015-11-09 | Data computer room cooling system and cooling method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510759435.9A CN105276733A (en) | 2015-11-09 | 2015-11-09 | Data computer room cooling system and cooling method thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105698338A (en) * | 2016-02-23 | 2016-06-22 | 中山市丰申电器有限公司 | Drying machine |
| CN106765776A (en) * | 2017-01-04 | 2017-05-31 | 华南理工大学建筑设计研究院 | A kind of distributed frequency conversion triplex regional cold supply system and method |
| CN108224631A (en) * | 2017-12-27 | 2018-06-29 | 深圳市艾特网能技术有限公司 | A kind of data center meets an urgent need refrigeration system and its control method |
| CN108518779A (en) * | 2018-05-17 | 2018-09-11 | 中机十院国际工程有限公司 | Fluid state ice heat pump system |
| CN110173779A (en) * | 2019-05-29 | 2019-08-27 | 中国科学院广州能源研究所 | A kind of big temperature difference cold supply system of combined type and its control method |
| CN113758112A (en) * | 2021-08-24 | 2021-12-07 | 浙江喜盈门啤酒有限公司 | Refrigerating medium and brewing ice water refrigerating one-machine dual-purpose refrigerating system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105698338A (en) * | 2016-02-23 | 2016-06-22 | 中山市丰申电器有限公司 | Drying machine |
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| CN108224631A (en) * | 2017-12-27 | 2018-06-29 | 深圳市艾特网能技术有限公司 | A kind of data center meets an urgent need refrigeration system and its control method |
| CN108224631B (en) * | 2017-12-27 | 2020-09-22 | 深圳市艾特网能技术有限公司 | Data center emergency refrigeration system and control method thereof |
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| CN110173779A (en) * | 2019-05-29 | 2019-08-27 | 中国科学院广州能源研究所 | A kind of big temperature difference cold supply system of combined type and its control method |
| CN110173779B (en) * | 2019-05-29 | 2024-05-17 | 中国科学院广州能源研究所 | Combined type large-temperature-difference cooling system and control method thereof |
| CN113758112A (en) * | 2021-08-24 | 2021-12-07 | 浙江喜盈门啤酒有限公司 | Refrigerating medium and brewing ice water refrigerating one-machine dual-purpose refrigerating system |
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Application publication date: 20160127 |
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