CN110715376B - Water side waste heat recovery system for data center - Google Patents
Water side waste heat recovery system for data center Download PDFInfo
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- CN110715376B CN110715376B CN201911015714.9A CN201911015714A CN110715376B CN 110715376 B CN110715376 B CN 110715376B CN 201911015714 A CN201911015714 A CN 201911015714A CN 110715376 B CN110715376 B CN 110715376B
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- heat exchanger
- water tank
- gas
- data center
- air
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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
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
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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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
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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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
The invention discloses a water side waste heat recovery system for a data center, which comprises: the hot water tank is connected with a plate heat exchanger, the plate heat exchanger is connected with a water circulation pipe group, a gas heat exchanger is connected between the water circulation pipe group between the cold water tank and the hot water tank, one side of the plate heat exchanger, which is close to the cold water tank, is connected with an air compressor unit, the air compressor unit is connected with a gas-liquid separator, the gas-liquid separator is connected with a four-way valve, and the two sides of the four-way valve are respectively connected with an outdoor heat exchanger and an indoor fresh air fan. Through the heat exchange of the plate-tube type indirect evaporative cooling air conditioner, the system runs and cools the indoor return air of the data center completely, an air filter of an indirect evaporative cooler is omitted, a bypass filter unit is additionally arranged, and compared with all units which are provided with filters, the filter unit reduces the investment, the maintenance cost and the fan power of the filters, and also reduces the risk that outdoor air pollutants influence IT equipment.
Description
Technical Field
The invention relates to the technical field of waste heat recovery, in particular to a water side waste heat recovery system for a data center.
Background
A data center room is a place for providing an operating environment for electronic information equipment, and generally includes: supply distribution system, synthesize wiring system, air conditioner new trend system, safety precaution system, environmental power monitored control system, fire extinguishing system, network equipment such as KVM system, because data center computer lab possess each type server, data storage equipment and network equipment, these electrical equipment calorific capacity are great and the heat is concentrated relatively, lead to data center computer lab to discharge a large amount of heats throughout the year, these heats discharge in the atmosphere, not only caused a large amount of wastes of energy, and cause environmental pollution, aggravate the greenhouse effect.
Disclosure of Invention
In view of this, the present invention provides a water side waste heat recovery system for a data center, including: the hot water tank is connected with a plate heat exchanger, the plate heat exchanger is connected with a water circulation pipe group, a gas heat exchanger is connected between the water circulation pipe group between the cold water tank and the hot water tank, one side of the plate heat exchanger, which is close to the cold water tank, is connected with an air compressor unit, the air compressor unit is connected with a gas-liquid separator, the gas-liquid separator is connected with a four-way valve, two sides of the four-way valve are respectively connected with an outdoor heat exchanger and an indoor fresh air machine, the outer wall of the outdoor heat exchanger is connected with a flow meter and an electronic expansion valve, and the flow meter and the electronic.
Further, the outdoor heat exchanger and the indoor fresh air fan respectively comprise a rack, a heat exchange tube group and a gas-liquid exchange air channel, the heat exchange tube group is fixed on the inner wall of the rack, the gas-liquid exchange air channel is arranged on the outer wall of one side of the heat exchange tube group, and check valves are arranged on two sides of the gas-liquid exchange air channel.
Furthermore, the inner walls of the two sides of the gas-liquid exchange air channel are both fixed with adjusting pumping fans, and the two sides of the gas-liquid exchange air channel close to the adjusting pumping fans are both provided with filter layers.
Furthermore, the heat exchange tube group comprises heat exchange tubes, baffle plates and temperature regulating valves, the temperature regulating valves are oppositely clamped on the outer walls of the two ends of the heat exchange tubes, and the baffle plates are symmetrically and alternately arranged on the inner wall of the heat exchange tube group.
Furthermore, the joints of the hot water tank and the cold water tank with the plate heat exchanger and the gas heat exchanger are respectively provided with electromagnetic valves in a butt-clamping manner, and the end parts of the pipelines of the hot water tank and the cold water tank are respectively provided with stop valves in a butt-clamping manner.
Furthermore, the air compressor unit comprises a filter unit and a compressor, and the filter unit and the compressor are communicated with each other through a pipe group.
Compared with the prior art, the water side waste heat recovery system for the data center provided by the invention at least realizes the following beneficial effects: through the indirect evaporative cooling air conditioner heat transfer of tubular plate, this system operation and cooling use the indoor return air of data center completely, the air cleaner of indirect evaporative cooler has been saved, but set up the bypass filter unit additionally, this compares with all units dress filters, the input that has reduced the filter, maintenance cost and fan power, the risk that outdoor air pollutant influences IT equipment has also been reduced, simultaneously, in order to provide new trend or maintain indoor malleation for personnel, according to local climatic condition, assemble the inside and outside heat exchanger unit that is equipped with humidification and dehumidification function, thereby provide ventilation and humidity control.
Of course, it is not necessary for any product in which the present invention is practiced to achieve all of the above-described technical effects simultaneously.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural diagram of an indoor fresh air fan according to the present invention.
In the figure: 1. the system comprises a hot water tank 2, a plate type heat exchanger 3, a filter unit 4, a compressor 5, a gas-liquid separator 6, a cold water tank 7, a four-way valve 8, an outdoor heat exchanger 9, a flowmeter 10, a gas heat exchanger 11, an electronic expansion valve 12, an indoor fresh air fan 13, an adjusting flow-extracting fan 14, a gas-liquid exchange air duct 15, a baffle plate 16, a heat exchange tube group 17, a temperature regulating valve 18 and a rack.
Detailed Description
Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.
The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.
Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
Referring to fig. 1-2, the present invention provides a water side waste heat recovery system for a data center, comprising: hot-water tank 1 and cold water tank 6, hot-water tank 1 is connected with plate heat exchanger 2, plate heat exchanger 2 is connected with the hydrologic cycle nest of tubes, be connected with gas heat exchanger 10 between the hydrologic cycle nest of tubes between cold-water tank 6 and the hot-water tank 1, one side that plate heat exchanger 2 is close to cold-water tank 6 is connected with the air compressor unit, the air compressor unit is connected with vapour and liquid separator 5, vapour and liquid separator 5 is connected with cross valve 7, the both sides of cross valve 7 are connected with outdoor heat exchanger 8 and indoor new fan 12 respectively, the outer wall of outdoor heat exchanger 8 is connected with flowmeter 9 and electronic expansion valve 11, flowmeter 9 and electronic.
In the invention, the operation and cooling of the system completely use the indoor return air of the data center, an air filter of an indirect evaporative cooler is omitted, and a bypass filter unit is additionally arranged, so compared with the case that all units are provided with filters, the investment, the maintenance cost and the fan power of the filters are reduced, and the risk that outdoor air pollutants influence IT equipment is also reduced.
In the invention, an outdoor heat exchanger 8 and an indoor fresh air fan 12 both comprise a frame 18, a heat exchange tube set 16 and an air-liquid exchange air duct 14, the heat exchange tube set 16 is fixed on the inner wall of the frame 18, the air-liquid exchange air duct 14 is arranged on the outer wall of one side of the heat exchange tube set 16, two sides of the air-liquid exchange air duct 14 are both provided with check valves, the inner walls of two sides of the air-liquid exchange air duct 14 are both fixed with an adjusting suction fan 13, two sides of the air-liquid exchange air duct 14 close to the adjusting suction fan 13 are both provided with filter layers, the heat exchange tube set 16 comprises heat exchange tubes, baffle plates 15 and temperature adjusting valves 17, the temperature adjusting valves 17 are oppositely clamped on the outer walls of two ends of the heat exchange tubes, the baffle plates 15 are symmetrically and alternately arranged on the inner wall of the heat exchange tube set 16, electromagnetic valves are oppositely clamped at the joints of a hot water tank, the air compressor unit comprises a filter unit 3 and a compressor 4, and the filter unit 3 and the compressor 4 are communicated with each other through a pipe group.
When the air conditioner is used, the operation is carried out through two parts, heat exchange is carried out in a water channel, heat exchange is carried out through the plate type heat exchanger 2, heat exchange of the air conditioner is indirectly evaporated and cooled, indoor return air of a data center is completely used for operation and cooling of the system, meanwhile, the filter unit 3 and the compressor 4 of the air compressor unit are used for reducing the filter investment and matching with fresh air exchange of the outdoor heat exchanger 8, the risk that outdoor air pollutants affect IT equipment is reduced, meanwhile, in order to provide fresh air for personnel or maintain indoor positive pressure, the air-liquid exchange air duct 14 on the side direction of the indoor fresh air fan 12 can be opened and closed according to local climatic conditions, so that the inner and outer heat exchanger units with humidifying and dehumidifying.
According to the embodiment, the water side waste heat recovery system for the data center provided by the invention at least has the following beneficial effects: through the indirect evaporative cooling air conditioner heat transfer of tubular plate, this system operation and cooling use the indoor return air of data center completely, the air cleaner of indirect evaporative cooler has been saved, but set up the bypass filter unit additionally, this compares with all units dress filters, the input that has reduced the filter, maintenance cost and fan power, the risk that outdoor air pollutant influences IT equipment has also been reduced, simultaneously, in order to provide new trend or maintain indoor malleation for personnel, according to local climatic condition, assemble the inside and outside heat exchanger unit that is equipped with humidification and dehumidification function, thereby provide ventilation and humidity control.
Although some specific embodiments of the present invention have been described in detail by way of examples, it should be understood by those skilled in the art that the above examples are for illustrative purposes only and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.
Claims (6)
1. A water side waste heat recovery system for a data center, comprising: the hot water tank is connected with a plate heat exchanger, the plate heat exchanger is connected with a water circulating pipe group, a gas heat exchanger is connected between the cold water tank and the hot water tank, one side of the plate heat exchanger, which is close to the cold water tank, is connected with an air compressor unit, the air compressor unit is connected with a gas-liquid separator, the gas-liquid separator is connected with a four-way valve, two sides of the four-way valve are respectively connected with an outdoor heat exchanger and an indoor fresh air machine, the outer wall of the outdoor heat exchanger is connected with a flow meter and an electronic expansion valve, and the flow meter and the electronic expansion valve.
2. The water side waste heat recovery system for the data center according to claim 1, wherein the outdoor heat exchanger and the indoor fresh air fan each comprise a frame, a heat exchange tube set and a gas-liquid exchange air duct, the heat exchange tube set is fixed on an inner wall of the frame, the gas-liquid exchange air duct is arranged on an outer wall of one side of the heat exchange tube set, and check valves are arranged on two sides of the gas-liquid exchange air duct.
3. The water side waste heat recovery system for the data center according to claim 2, wherein the inner walls of the two sides of the gas-liquid exchange air duct are both fixed with an adjusting suction fan, and the two sides of the gas-liquid exchange air duct close to the adjusting suction fan are both provided with a filter layer.
4. The water side waste heat recovery system for the data center as recited in claim 2, wherein the heat exchange tube set comprises heat exchange tubes, baffles and temperature regulating valves, the temperature regulating valves are oppositely arranged on outer walls of two ends of the heat exchange tubes, and the baffles are symmetrically and alternately arranged on inner walls of the heat exchange tube set.
5. The water side waste heat recovery system for the data center according to claim 1, wherein electromagnetic valves are oppositely arranged at the joints of the hot water tank and the cold water tank with the plate heat exchanger and the gas heat exchanger, and stop valves are oppositely arranged at the ends of pipelines of the hot water tank and the cold water tank.
6. The water side waste heat recovery system for a data center of claim 1, wherein the air compressor unit comprises a filter unit and a compressor, and the filter unit and the compressor are communicated with each other through a pipe set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911015714.9A CN110715376B (en) | 2019-10-24 | 2019-10-24 | Water side waste heat recovery system for data center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911015714.9A CN110715376B (en) | 2019-10-24 | 2019-10-24 | Water side waste heat recovery system for data center |
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| Publication Number | Publication Date |
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| CN110715376A CN110715376A (en) | 2020-01-21 |
| CN110715376B true CN110715376B (en) | 2021-04-02 |
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| CN201911015714.9A Active CN110715376B (en) | 2019-10-24 | 2019-10-24 | Water side waste heat recovery system for data center |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117308671B (en) * | 2023-11-28 | 2024-04-05 | 江苏兆胜空调有限公司 | Condensation waste heat recovery system of low-energy-consumption row-level cooling unit of data center |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201348372Y (en) * | 2008-09-08 | 2009-11-18 | 龙金庆 | Device for heating water by waste heat of air compressor |
| JP5399036B2 (en) * | 2008-10-15 | 2014-01-29 | 株式会社三菱地所設計 | Indoor cooling mechanism |
| KR100918708B1 (en) * | 2009-06-05 | 2009-09-22 | (주)동양테크놀로지 | Photosterilizing thermo-hygrostat |
| CN201983394U (en) * | 2011-01-21 | 2011-09-21 | 毕建伟 | Air-conditioner waste heat recovery device |
| CN202769891U (en) * | 2012-06-28 | 2013-03-06 | 上海工程技术大学 | Waste heat recovery and fresh air heating system for air-cooling air compressor |
| CN203364500U (en) * | 2013-06-13 | 2013-12-25 | 中国科学院广州能源研究所 | Refrigerating system utilizing waste heat of screw air compressor |
| CN203857539U (en) * | 2014-02-17 | 2014-10-01 | 海尔集团公司 | Air conditioning system with compressor waste heat recovery function |
| CN105222213B (en) * | 2015-09-25 | 2018-04-20 | 中国联合工程有限公司 | Closed scheme of hot-water supply and operation method using residual heat of air compressor as heat source |
| CN205037470U (en) * | 2015-10-19 | 2016-02-17 | 博敏电子股份有限公司 | Energy -saving central air conditioning wind cabinet |
| CN206831773U (en) * | 2017-05-12 | 2018-01-02 | 广东汇嵘绿色能源股份有限公司 | A kind of air conditioner afterheat recovery uses system |
| CN109372751A (en) * | 2018-09-19 | 2019-02-22 | 西安交通大学 | A kind of screw air compressor system carrying out inlet gas cooling using utilizing waste heat for refrigeration |
| CN210397018U (en) * | 2019-07-15 | 2020-04-24 | 优利德(江苏)化工有限公司 | Waste heat recovery device of air compressor |
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