CN217088445U

CN217088445U - Modular data center

Info

Publication number: CN217088445U
Application number: CN202122955937.2U
Authority: CN
Inventors: 吕政举
Original assignee: Hunan Esin Technology Co ltd
Current assignee: Hunan Esin Technology Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-07-29
Anticipated expiration: 2031-11-29

Abstract

The utility model discloses a modularized data center, which comprises an air conditioning module, a machine room module and an adsorption runner wind guide channel, wherein the air conditioning module comprises an inner circulation channel and an outer circulation channel; the machine room module comprises a cold channel and a hot channel; the adsorption rotating wheel wind guide channel comprises an adsorption rotating wheel, a hot air guide connecting channel, a cold air guide connecting channel and a fresh air guide connecting channel, one end of the adsorption rotating wheel is positioned in the hot air guide connecting channel, the other end of the adsorption rotating wheel is positioned in the cold air guide connecting channel, and the fresh air guide connecting channel is communicated with the cold air guide connecting channel and positioned between the inner circulation air outlet and the adsorption rotating wheel; the internal circulation air inlet is communicated with the hot channel through the hot air guide connecting channel, and the internal circulation air outlet is communicated with the cold channel through the cold air guide connecting channel; the adsorption rotating wheel adsorbs fresh air, the humidity of the fresh air is reduced, the humidity entering the machine room is greatly reduced, the humidity of the fresh air entering the machine room can be reduced, a water pipe does not need to be connected, and the modularized data center can be rapidly established in a place without a water source.

Description

Modular data center

Technical Field

The utility model relates to an application scenario such as data center refrigeration, concretely relates to modularization data center.

Background

With the comprehensive development of economic informatization construction in China, the modular data center machine room is more and more in practical application due to the characteristics of economy, convenience, rapid deployment and the like, and the heat dissipation, energy conservation and consumption reduction for the modular data center are more and more important. At present, most of conventional modularized data center air conditioning systems adopt air-cooled air conditioners, and natural cold sources are not fully utilized. Then, the natural cooling process is utilized, the possibility that the humidity of fresh air is too high to influence the performance fault of a server of a machine room exists, and the problem that a water source is not easy to take a source on the spot in a special area during practical indirect evaporative cooling exists.

SUMMERY OF THE UTILITY MODEL

The utility model provides a modular data center adopts the absorption runner to adsorb the new trend, reduce new trend humidity, make the new trend humidity that gets into the computer lab reduce widely, carry out the desorption to the adsorption zone through the high air-out of computer lab temperature simultaneously and make the computer lab air-out become high humid air and condense into water through the evaporimeter, carry and carry out the precooling to nature in the surface cooler, carry out the humidification cooling to natural wind in the spraying humidification module after coming out from the surface cooler, can reduce the humidity that the new trend got into the computer lab and need not to plug into the water pipe again, also can establish modular data center rapidly in the place of no water source.

The purpose of the utility model is realized by adopting the following technical scheme:

a modular data center comprises an air conditioner module, a machine room module and an adsorption runner wind guide channel, wherein the air conditioner module comprises a module shell, a cooling unit, an external circulation air inlet, an internal circulation air inlet, a dividing wall type air-air sensible heat exchanger, an external circulation air outlet, an internal circulation fan, an external circulation fan and a controller, the internal circulation air inlet, the dividing wall type air-air sensible heat exchanger, the internal circulation fan and the internal circulation air outlet are sequentially connected together to form an internal circulation channel, and the external circulation air inlet, the dividing wall type air-air sensible heat exchanger, the external circulation fan and the external circulation air outlet are sequentially connected together to form an external circulation channel;

the machine room module comprises a module shell, a rack, a UPS module and a power distribution module, wherein the rack, the UPS module and the power distribution module are connected and arranged in the middle of the machine room module to divide the machine room module into two parts to form a cold channel and a hot channel;

the adsorption rotating wheel wind guide channel comprises an adsorption rotating wheel, a hot air guide connecting channel, a cold wind guide connecting channel and a fresh air guide connecting channel, one end of the adsorption rotating wheel is positioned in the hot air guide connecting channel, the other end of the adsorption rotating wheel is positioned in the cold wind guide connecting channel, and the fresh air guide connecting channel is communicated with the cold wind guide connecting channel and positioned between the internal circulation air outlet and the adsorption rotating wheel;

the internal circulation air inlet is communicated with the hot channel through a hot air guide connecting channel, and the internal circulation air outlet is communicated with the cold channel through a cold air guide connecting channel;

the cooling unit comprises a compressor, an evaporator, a condenser, a water collecting tray and a water storage tank, wherein the evaporator is positioned between the dividing wall type air-air sensible heat exchanger and the internal circulation air outlet, the water collecting tray is positioned below the evaporator, and the water storage tank is positioned below the water collecting tray and is communicated with the water collecting tray;

the inner circulation fan, the outer circulation fan, the compressor and the controller are electrically connected.

Preferably, the cooling unit still includes surface cooler, circulating water pump, spraying humidification module, the surface cooler is located extrinsic cycle air intake department, the circulating water pump goes into the mouth of a river and passes through the pipe connection the water storage box, the circulating water pump mouth of a river passes through the pipe connection the entry of surface cooler, the surface cooler exit linkage the spraying humidification module, the circulating water pump with controller electric connection.

Preferably, the air conditioning module further comprises an air filtering module, and the air filtering module is located at the position of the external circulation air inlet.

Preferably, the cooling unit still includes spraying module and temperature sensor, the spraying module pass through the pipeline with the delivery port intercommunication of surface cooler, temperature sensor installs on the condenser, the spraying module is located the place ahead of condenser, temperature sensor the compressor the spraying module with controller electric connection.

Preferably, the air conditioning module still includes mixes the wind device, mix the wind device and be located the extrinsic cycle air intake with between the extrinsic cycle fan, mix the wind device and include air guide channel, blast gate and temperature and humidity sensor, the blast gate is located in the air guide channel, temperature and humidity sensor installs the approach in air guide channel one side of extrinsic cycle air intake, the blast gate temperature and humidity sensor with controller electric connection.

Preferably, the external circulation fan is a centrifugal fan, and the internal circulation fan is a centrifugal fan.

Compared with the prior art, the beneficial effects of the utility model reside in that: adopt the absorption runner to adsorb the new trend, reduce new trend humidity, make the new trend humidity that gets into the computer lab reduce widely, carry out the desorption to the adsorption zone through the air-out that the computer lab temperature is high simultaneously and make the computer lab air-out become high humid air and condensate into water through the evaporimeter, carry and carry the precooling to nature in the surface cooler, carry out the humidification cooling to natural wind in the spraying humidification module after coming out from the surface cooler, can reduce the humidity that the new trend got into the computer lab and need not to plug into the water pipe again like this, also can establish the modularization data center rapidly in the place of no water source.

Drawings

Fig. 1 is a schematic structural diagram of a modular data center according to the present invention;

10. a machine room module; 11. a frame; 12. a UPS module; 13. a power distribution module; 14. A hot aisle; 15. a cold aisle; 20. an air conditioning module; 21. an internal circulation air inlet; 22. a dividing wall air-to-air sensible heat exchanger; 23. an internal circulation fan; 24. an internal circulation air outlet; 25. An external circulation air inlet; 26. an external circulation fan; 27. an external circulation air outlet; 28. a spray humidifying module; 301. an air filtration module; 302. the fresh air guide connecting channel; 303. a surface cooler; 304. an adsorption rotating wheel; 305. a water collection tray; 306. a water storage tank; 307. a water circulating pump; 308. A rotating wheel desorption area; 309. a rotating wheel adsorption zone; 310. the hot air guide is connected with the channel; 311. the cold wind guide connecting channel; 31. a compressor; 32. an evaporator; 331. a condenser; 332. a temperature sensor; 333. a spraying module; 34. a condenser fan; 35. an air valve; 36. temperature and humidity sensor.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

As shown in fig. 1, fig. 1 is the utility model provides a modularization data center structure sketch map, a modularization data center, including air conditioner module 20, computer lab module 10 and absorption runner wind-guiding passageway, air conditioner module 20 is through adsorbing runner wind-guiding passageway and computer lab module intercommunication, air conditioner module 20 dispels the heat to computer lab module 10 and cools down, build data center on the spot for the convenience, the computer lab module all is the modularization, the air conditioner module who certainly is the heat dissipation cooling corollary equipment of computer lab module, also be the modularization, its appearance frame size all is unanimous with the computer lab module, convenient transportation, assemble and build, save space and time, specifically introduce air conditioner module 20 and computer lab module 10 structure below specifically.

The air conditioning module 20 includes a module housing, and a cooling unit disposed inside the module housing or fixed on a housing of the module housing, an external circulation air intake 25, an internal circulation air intake 21, a dividing wall type air-air sensible heat exchanger 22, an external circulation air outlet 27, an internal circulation air outlet 24, an internal circulation fan 23, an external circulation fan 26, and a controller. In order to make the space of the air conditioning module 20 more compact, it is preferable that the outer circulation fan 26 and the inner circulation fan 23 are centrifugal fans. In the present embodiment, the internal circulation air inlet 21, the dividing wall type air-air sensible heat exchanger 22, the internal circulation fan 23, and the internal circulation air outlet 24 are sequentially connected together to form an internal circulation channel, and the direction indicated by the arrow a-a in fig. 1 is the direction of the circulation flow of hot air in the machine room module 10 in the internal circulation channel; the external circulation air inlet 25, the dividing wall type air-air sensible heat exchanger 22, the external circulation fan 26 and the external circulation air outlet 27 are sequentially connected together to form an external circulation channel, and the direction indicated by the arrow B-B in fig. 1 is the direction of the natural cold air in the air conditioning module 20 flowing in the external circulation channel in a circulating manner.

Generally, the equipment room module 10 includes a module housing, a rack 11, a PDU module, a UPS module 12, a power distribution module 13, a network distribution module, a weak current control module, and an automatic fire extinguishing and fire fighting device, in this embodiment, the rack and the UPS module 12 and the power distribution module 13 are connected and arranged in the middle of the equipment room module, and the equipment room module is divided into two parts to form a cold aisle 15 and a hot aisle 14.

The air conditioning module 20 and the machine room module 10 are independent units, and need to be physically connected to realize heat and cold air energy exchange, in this embodiment, the specific connection mode is as follows: an inner circulation air inlet 21 of the air conditioning module 20 is communicated with the hot channel 14 through an adsorption rotating wheel air guide channel, and an inner circulation air outlet 24 of the air conditioning module 20 is communicated with the cold channel 15 through an adsorption rotating wheel air guide channel, so that hot air in the hot channel 14 of the machine room module 10 enters the inner circulation channel of the air conditioning module 20 through the inner circulation air inlet 21 to exchange heat with natural cold air, and after the heat exchange is finished, the hot air flows back to the cold channel 15 of the machine room module 10 through the inner circulation air outlet 24, and the process is repeated.

Of course, the opening and closing of the internal circulation fan 23 and the external circulation fan 26 are both intelligently controlled, in this embodiment, the internal circulation fan 23 and the external circulation fan 26 are electrically connected to the controller, and the controller intelligently controls the opening and closing of the internal circulation fan 23 and the external circulation fan 26.

The adsorption runner wind guide channel is used as a channel for connecting the air conditioner module and the machine room module in series, fresh air entering the machine room module also enters the machine room module through the channel, meanwhile, the adsorption runner wind guide channel dehumidifies the fresh air and protects the performance of a machine room server, and specifically, the adsorption runner wind guide channel comprises an adsorption runner 304, a hot air guide connecting channel 310, a cold air guide connecting channel 311 and a fresh air guide connecting channel 302, one end of the adsorption runner is positioned in the hot air guide connecting channel, the other end of the adsorption runner is positioned in the cold air guide connecting channel, and the fresh air guide connecting channel is communicated with the cold air guide connecting channel and positioned between an inner circulation air outlet and the adsorption runner; external natural wind enters the cold wind guide connecting channel from the fresh wind guide connecting channel and passes through the adsorption rotating wheel together with cold wind, the adsorption rotating wheel dehumidifies mixed wind, the motor drives the adsorption rotating wheel to rotate according to a set rotating speed, the adsorption rotating wheel is positioned in the cold wind guide connecting channel and is a rotating wheel adsorption area 309, the rotating wheel desorption area 308 is positioned in the hot wind guide connecting channel, the dehumidified cold wind enters the machine room, heat emitted by a server is taken away and enters the hot wind guide connecting channel, adsorbed moisture in the adsorption rotating wheel is heated and desorbed and enters the internal circulation channel together, the internal circulation air inlet is communicated with the hot channel through the hot wind guide connecting channel, and the internal circulation air outlet is communicated with the cold channel through the cold wind guide connecting channel.

In order to enable the return air temperature of the machine room to reach the set requirement and avoid the need of connecting an external water pipe, the cooling unit comprises a compressor 31, an evaporator 32, a condenser 331, a water collecting tray 305 and a water storage tank 306, wherein the evaporator is positioned between a dividing wall type air-air sensible heat exchanger and an internal circulation air outlet, the water collecting tray is positioned below the evaporator, the water storage tank is positioned below the water collecting tray and communicated with the water collecting tray, the evaporator is used in an internal circulation channel to cool and condense the desorbed high-temperature high-humidity air, the high-temperature high-humidity air is subjected to primary heat exchange with a cold source in an external circulation channel in a high-temperature high-humidity air re-air-space wall heat exchanger and then is subjected to secondary cooling in the evaporator, the high-temperature high-humidity air is condensed into cold air and cold air, the cold air is conveyed to a machine room cold channel, and the cold water is collected in the water collecting tray and stored in the water storage tank.

In order to reduce the energy consumption of the whole refrigeration system, the heat dissipation pressure of the condenser needs to be reduced, and the heat dissipation and cooling speed of the condenser is increased, in this embodiment, a spray evaporation cooling manner is adopted for the condenser, specifically, the cooling unit further includes a spray module 333 and a temperature sensor 332, the condenser 331 is connected with the compressor 31 and the evaporator 32 through a capillary tube and an expansion valve to form the refrigeration system, the temperature sensor 332 is installed on the condenser 331, the spray module is communicated with the water outlet of the surface cooler through a pipeline, the temperature sensor 332 detects the ambient temperature and humidity of the condenser 331, the spray module 333 is located in front of the condenser 331, the spray module 333 sprays water mist onto the pipeline of the condenser 331 through the water mist spray, and cools the refrigerant in the pipeline of the condenser 331 through the heat absorption of the mist evaporation, and the temperature sensor 332, the compressor 31, the spray module 333, the temperature sensor 333, The condenser fans 34 are electrically connected with the controller, the temperature sensor 332 detects a temperature value and transmits the controller, and the controller performs matching control on the spray amount of the spray module 333 and the air draft of the condenser fans 34 according to the detected temperature result, so that the temperature of the condenser is reduced to a required value.

The internal circulating fan, the external circulating fan and the compressor are electrically connected with the controller, and the controller performs PID control on the internal circulating fan, the external circulating fan and the compressor.

In order to fully utilize the natural heat source, the cooling unit in the embodiment also functions as a heat sink

The outside natural cold wind that comes carries out cooling humidification effect, in order to make outside natural cold wind more big through the cooling of natural cooling unit, in this embodiment, it is air precooling to prefer to take, the humidification is cooled down to natural cold wind to the spray humidification compound mode, concretely, the cooling unit still includes surface cooler 303, circulating water pump 307, spray humidification module 28, water-collecting tray 305, water storage tank 306 and blowdown valve (not shown in the figure), the surface cooler is located extrinsic cycle air inlet department, circulating water pump goes into the mouth of a river and passes through the pipe connection water storage tank, circulating water pump mouth of a river passes through the entry of pipe connection surface cooler, surface cooler exit linkage spray humidification module, circulating water pump and controller electric connection. In order to minimize the pollution of the external air to the whole system, preferably, the air conditioning module further includes an air filtering module 301, the air filtering module 301 is located at the external circulation air inlet 27, the external natural cold air is filtered by the air filtering module 301 and enters the external circulation channel, and the air filtering module 301 can prevent the external natural cold air from being mixed with some small objects to remain in the dividing wall type air-air sensible heat exchanger 22, which may cause blockage. The water inlet of the circulating water pump 307 is connected with the water storage tank 306 through a pipeline, the water outlet of the circulating water pump 307 is connected with the surface air cooler 302 through a pipeline, the water outlet of the surface air cooler 302 is connected with the spraying humidification module through a pipeline, the circulating water pump and the sewage discharge valve are electrically connected with the controller, thus, the circulating water pump is started, the circulating water pump pumps water in the water storage tank to the surface air cooler, the water is output to the spraying humidification module after coming out of the surface air cooler, the spraying humidification module uniformly sprays pre-cooled air, natural cold air becomes high-humidity cold air, in order to improve the heat exchange pre-cooling efficiency of the natural cold air and the surface air cooler, after a water source in the water storage tank is circularly used for a period of time, sewage discharge needs to be carried out on the water source, the sewage discharge valve is opened, and sewage in the water storage tank is discharged.

Thus, the hot air in the machine room module 10 exchanges heat with the pre-cooled and humidified natural cold air in the air conditioning module 20 in the dividing wall type air-air sensible heat exchanger 22, after the exchange is completed, the hot air is cooled, the natural cold air is heated, the hot air is returned to the machine room module 10 after being cooled, and the natural cold air is discharged to the outside of the air conditioning module 20 through the external circulation air outlet 27 after being heated. After heat exchange is carried out between the outside natural cold air and the interior of the machine room module 10, the purposes of heat dissipation and cooling of the machine room module 10 are achieved.

In order to prevent the phenomenon that the external natural cold air has too low temperature and frosts and freezes at the dividing wall type air-air sensible heat exchanger in winter, the heat exchange function of the dividing wall type air-air sensible heat exchanger is deteriorated, in this embodiment, the external self-heating cold air mixing device is heated by hot air, specifically, the air conditioning module further comprises an air mixing device, the air mixing device is located between the external circulation air inlet 25 and the external circulation fan 26, the air mixing device controls ventilation and isolation between the hot air after heat exchange of the external circulation channel and the natural cold air before heat exchange of the external circulation channel, specifically, the air mixing device comprises an air guide channel, an air valve 35 and a temperature and humidity sensor 36, the air guide channel is communicated with the external circulation air outlet 27 and the external circulation air inlet 25, the air valve 35 is located in the air guide channel, the air valve 35 is opened, and the hot air after heat exchange of the external circulation channel and the natural cold air before heat exchange of the external circulation channel are mixed and mixed, the temperature of the natural cold air rises, the air valve 35 is closed, the hot air after the heat exchange of the outer circulation channel is isolated from the natural cold air before the heat exchange of the outer circulation channel, the temperature and humidity sensor 36 is installed on one side, close to an outer circulation air inlet, of the air guide channel, the air valve 35, the temperature and humidity sensor 36 is electrically connected with the controller, the temperature and humidity sensor detects the temperature and humidity of the natural cold air entering the dividing wall type air-air sensible heat exchanger 22 in the outer circulation channel, the detected result is transmitted to the controller, the controller opens the spray volume of the spray humidification module 28 according to the temperature and humidity of the natural cold air of the outer circulation air inlet 25, and the air valve 35 is intelligently controlled.

The operation of the air conditioning module is controlled as follows: when the cold quantity requirement is below a first set value, the compressor and the condenser fan are closed, the internal circulation fan and the external circulation fan are opened, natural cold air is used for cooling and radiating the machine room module, meanwhile, when the external temperature is lower than a second set value, the air valve is opened, and when the external temperature is higher than the second set value, the air valve is closed; when the cold quantity requirement is above a first set value, the compressor, the condenser fan, the internal circulation fan and the external circulation fan are started, the natural air cooling is used for primary cooling, and the cold quantity of the refrigerating system is used for secondary cooling.

The utility model discloses an absorption pivot wheel adsorbs the new trend, reduces the new trend humidity, makes the new trend humidity that gets into the computer lab reduce widely, simultaneously through the air-out that the computer lab temperature is high desorb the adsorption zone and make the computer lab air-out become high humid air through the evaporimeter condensation water, carry and carry out the precooling to nature in the surface cooler, carry and carry the humidification cooling to the natural wind in the spraying humidification module after coming out from the surface cooler, can reduce the humidity that the new trend got into the computer lab and need not to plug into the water pipe like this, also can establish the modularization data center rapidly in the place of no water source; through setting up the device that mixes wind for when low temperature in winter, the hot-blast ability through the condenser in the outer circulation passageway is carried out neutralization and is heated up to outer circulation inlet air temperature, prevents that interior circulation passageway from appearing dewing and icing phenomenon.

Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes are intended to fall within the scope of the claims.

Claims

1. A modular data center, comprising:

the modularized data center comprises an air conditioner module, a machine room module and an adsorption rotating wheel wind guide channel, wherein the air conditioner module comprises a module shell, a cooling unit, an external circulation air inlet, an internal circulation air inlet, a dividing wall type air-air sensible heat exchanger, an external circulation air outlet, an internal circulation fan, an external circulation fan and a controller, the internal circulation air inlet, the dividing wall type air-air sensible heat exchanger, the internal circulation fan and the internal circulation air outlet are sequentially connected together to form an internal circulation channel, and the external circulation air inlet, the dividing wall type air-air sensible heat exchanger, the external circulation fan and the external circulation air outlet are sequentially connected together to form an external circulation channel;

2. The modular data center of claim 1, wherein: the cooling unit still includes surface cooler, circulating water pump, spraying humidification module, the surface cooler is located extrinsic cycle air intake department, the circulating water pump goes into the mouth of a river and passes through the pipe connection the water storage box, the circulating water pump mouth of a river passes through the pipe connection the entry of surface cooler, the surface cooler exit linkage the spraying humidification module, circulating water pump with controller electric connection.

3. The modular data center of claim 1, wherein: the air conditioning module further comprises an air filtering module, and the air filtering module is located at the position of the external circulation air inlet.

4. The modular data center of claim 2, wherein: the cooling unit still includes spraying module and temperature sensor, the spraying module pass through the pipeline with the delivery port intercommunication of surface cooler, temperature sensor installs on the condenser, the spraying module is located the place ahead of condenser, temperature sensor the compressor the spraying module with controller electric connection.

5. The modular data center of claim 1, wherein: the air conditioning module is characterized in that the air conditioning module further comprises an air mixing device, the air mixing device is located between the outer circulation air inlet and the outer circulation fan, the air mixing device comprises an air guide channel, an air valve and a temperature and humidity sensor, the air valve is located in the air guide channel, the temperature and humidity sensor is installed on one side, close to the outer circulation air inlet, of the air guide channel, and the air valve, the temperature and humidity sensor and the controller are electrically connected.

6. The modular data center of claim 1, wherein: the external circulation fan is a centrifugal fan, and the internal circulation fan is a centrifugal fan.