CN210840457U - Data center machine room - Google Patents
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- CN210840457U CN210840457U CN201921028637.6U CN201921028637U CN210840457U CN 210840457 U CN210840457 U CN 210840457U CN 201921028637 U CN201921028637 U CN 201921028637U CN 210840457 U CN210840457 U CN 210840457U
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Abstract
The utility model discloses a data center computer lab, the data center computer lab includes: the data machine room layer is internally provided with a cabinet, a ventilation ceiling is arranged in the data machine room layer, and a hot air return interlayer is formed between the ventilation ceiling and the roof of the data machine room layer; the air handling unit is arranged above the data machine room layer and is provided with a first air inlet and a first air outlet, and the first air inlet is communicated with the hot return air interlayer; one end of the air supply pipeline is communicated with the first air outlet, and the other end of the air supply pipeline is communicated with the data machine room layer; the utility model discloses set up the hot return air intermediate layer, the hot return air intermediate layer is configured to be used for receiving the inner loop hot-air that the data computer lab layer produced, so that the temperature homogenization of inner loop hot-air, and will the inner loop hot-air transmits to the air handling unit.
Description
Technical Field
The utility model relates to a computer lab structure field specifically, relates to a data center computer lab.
Background
The traditional machine room cooling system adopts a common air conditioner for refrigeration, for example, refrigeration equipment such as a Freon air conditioner consumes electric energy and other electric energy sources to cool the machine room, but the power consumption of the refrigeration system is very high, the cost is very high for a large-scale data center machine room, and the refrigeration effect is not good.
Therefore, the indirect evaporative cooling principle of the AHU is adopted in the prior art, namely, the cold energy is obtained from the natural environment, and the outdoor cold air is utilized to cool the data center machine room, so that the refrigeration effect is better, and the energy is saved.
However, in the machine room cooling system in the prior art, the air handling unit is directly arranged on the data machine room layer, so that when hot air generated by the data machine room layer flows into the air handling unit, the heat of the hot air in the air handling unit is not uniform, the air flow is inconsistent, and the traditional indirect evaporative cooling treatment time is long.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a data center computer lab.
According to the utility model discloses an aspect provides a data center computer lab, include:
the data machine room layer is internally provided with a cabinet, a ventilation ceiling is arranged in the data machine room layer, and a hot air return interlayer is formed between the ventilation ceiling and the roof of the data machine room layer;
the air handling unit is arranged above the data machine room layer and is provided with a first air inlet and a first air outlet, and the first air inlet is communicated with the hot return air interlayer;
one end of the air supply pipeline is communicated with the first air outlet, and the other end of the air supply pipeline is communicated with the data machine room layer;
the cabinet dissipates heat during working, so that air in the data machine room layer forms internal circulation hot air, the internal circulation hot air is transmitted to the air handling unit through the hot return air interlayer, the air handling unit carries out indirect evaporative cooling treatment on the internal circulation hot air, the internal circulation hot air is cooled to form internal circulation cold air, and the internal circulation cold air is transmitted to the data machine room layer through the air supply pipeline.
Optionally, the data center room further comprises an auxiliary cooling device configured to assist the air handling unit in cooling the hot air; the auxiliary refrigerating device is arranged on the side part of the air processing unit.
Optionally, the auxiliary cooling device includes a spraying device disposed at a side portion of the air handling unit, the spraying device is configured to spray-cool the internal circulation hot air, and an auxiliary air conditioning device disposed at a side of the spraying device away from the air handling unit, the auxiliary air conditioning device is configured to auxiliary-cool the internal circulation hot air.
Optionally, the air handling unit separately performs indirect evaporative cooling on the internally circulating hot air; or the spraying device firstly sprays and cools the internal circulation hot air, and then the air handling unit indirectly evaporates and cools the sprayed and cooled internal circulation hot air; or the auxiliary air conditioning device carries out auxiliary cooling on the internal circulation hot air firstly, then the spraying device carries out spraying cooling on the internal circulation hot air after the auxiliary cooling, and finally the air handling unit carries out indirect evaporative cooling on the internal circulation hot air after the spraying cooling.
Optionally, the air handling unit is provided with a heat exchanger core in a honeycomb shape, the heat exchanger core being configured for heat exchange between the externally circulated cold air and the internally circulated hot air.
Optionally, a support partition is disposed below the data room layer, the support partition and the bottom surface of the data room layer form an overhead floor layer, the overhead floor layer is communicated with the air supply pipeline, and the overhead floor layer is configured to flow the internal circulation cold air into the data room layer.
Optionally, a closed cold channel is arranged in the data room layer, one end of the closed cold channel is communicated with the overhead floor layer, the other end of the closed cold channel is communicated to a position where a cabinet of the data room layer is located, and the closed cold channel is configured to transmit the internal circulation cold air into the data room layer.
Optionally, a closed heat channel is arranged in the data room layer, one end of the closed heat channel is communicated with the hot return air interlayer, the other end of the closed heat channel is communicated to the upper portion of the cabinet of the data room layer, and the closed heat channel is configured to transmit the internal circulation hot air into the hot return air interlayer.
Optionally, the ventilated ceiling is provided with a waterproof component close to the surface of the roof of the data room.
Optionally, the drop ceiling is configured to cover the data room floor, the drop ceiling having evenly distributed vents through which the internally circulating heated air flows into the heated return air plenum.
The utility model has the advantages that: the utility model discloses set up the hot return air intermediate layer, the hot return air intermediate layer is configured to be used for receiving the hot air of inner loop that the data computer lab layer produced, so that the temperature of the hot air of inner loop is uniformization, and will the hot air of inner loop transmit to air handling unit; and simultaneously the utility model discloses can be according to the temperature of extrinsic cycle cold air, the air treatment unit and then select different refrigeration modes, can be applicable to the refrigeration under the different temperatures, the utility model discloses a refrigeration method is more energy-conserving.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments of the invention, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.
Fig. 1 shows the structure diagram of a data center machine room of the present invention.
Fig. 2 is a schematic diagram of a cooling method for a data center room according to an embodiment of the present invention.
Fig. 3 is a schematic diagram of a cooling method for a data center room according to an embodiment of the present invention.
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: unless specifically stated otherwise, 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.
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.
According to the utility model discloses an embodiment provides a data center computer lab, as shown in FIG. 1, the data center computer lab includes data computer lab layer 03, hot return air intermediate layer 02, air handling unit 01 and supply air duct 103.
The data machine room layer 03 is internally provided with a machine cabinet, the machine cabinet dissipates heat during working to enable air in the data machine room layer 03 to form internal circulation hot air, the internal circulation hot air is transmitted to the air handling unit 01 through the hot return air interlayer 02, the air handling unit 01 carries out indirect evaporative cooling treatment on the internal circulation hot air, the internal circulation hot air is cooled to form internal circulation cold air, and the internal circulation cold air is transmitted to the data machine room layer 03 through the air supply pipeline 103.
Optionally, the cabinets are arranged in a rectangular array.
A ventilation suspended ceiling is arranged in the data machine room layer 03, and a hot return air interlayer 02 is formed between the ventilation suspended ceiling and the roof of the data machine room layer 03.
Specifically, the suspended ventilation ceiling is configured to cover the data room floor 03, and the suspended ventilation ceiling has uniformly distributed ventilation openings through which the internal circulation hot air flows into the hot return air interlayer 02. In this example, the ventilation ceiling can cover the data room layer 03, and the ventilation openings are uniformly distributed in the ventilation ceiling, so that the internal circulation hot air generated by the cabinets of the data room layer 03 flows into the hot return air interlayer 02 through the ventilation openings. Because the heat generated by the cabinet is not uniform, a hot return air interlayer 02 is arranged between the data room layer 03 and the air handling unit 01, the temperature of the internal circulation hot air can be homogenized by the hot return air interlayer 02, the internal circulation hot air is transmitted to the air handling unit 01, and the time for the air handling unit 01 to indirectly evaporate and cool the internal circulation hot air is shortened.
Optionally, the distance scope between furred ceiling and the roof of data computer lab is 20cm ~ 80cm, the utility model discloses the people discovery, at this distance within range, the air current mobility of inner loop hot-air at hot return air intermediate layer 02 is good, and the temperature homogenization of making the inner loop hot-air that hot return air intermediate layer 02 can be better.
Optionally, the ventilated ceiling is provided with a waterproof component close to the surface of the roof of the data room. Specifically, the waterproof component is used for preventing water mist from leaking to the data machine room layer 03 below when the spraying device is started.
The data center computer lab includes air handling unit 01, air handling unit 01 sets up data computer lab layer 03 top, air handling unit 01 has first air intake and first air outlet, first air intake with hot return air intermediate layer 02 intercommunication.
Specifically, the air handling unit 01 is provided with a heat exchanger core 011 which is honeycomb-shaped, and the heat exchanger core 011 is configured to exchange heat between the external circulation cold air and the internal circulation hot air.
The air handling unit 01 is configured for indirect evaporative cooling of the external circulation cold air and the internal circulation hot air, in particular, the external circulation cold air exchanges heat with the internal circulation hot air, so that the internal circulation hot air is cooled to the internal circulation cold air, and the external circulation cold air is converted to the external circulation hot air.
The air processing unit 01 is provided with an external circulation cold air channel 101 and an external circulation hot air channel 102 which are communicated with the outdoor, and the external circulation cold air channel is configured to transmit the outdoor external circulation cold air to the air processing unit 01; the outer circulation hot air channel is configured for transmitting outer circulation hot air to the outside; the external circulation hot air is in the indirect evaporative cooling, and the external circulation cold air is converted into external circulation hot air.
The data center machine room comprises an air supply pipeline 103, one end of the air supply pipeline 103 is communicated with the first air outlet, and the other end of the air supply pipeline 103 is communicated with the data machine room layer 03; the air supply duct 103 is used for transmitting the internal circulation cold air to the data room layer 03.
Optionally, the power distribution equipment layer is disposed below the data center room layer 03, and the power distribution equipment layer is configured to provide electric energy to the data center room. The heat energy generated by the power distribution equipment layer only accounts for about 5% of all heat energy of the data center machine room, so that the power distribution equipment layer is provided with special air-conditioning refrigeration equipment; the power distribution equipment layer is arranged at the bottommost layer of the data center machine room, and the data machine room layer 03 is arranged at the upper layer of the power distribution equipment layer. The power distribution equipment layer includes, but is not limited to: the transformer substation, the battery room, the parallel machine room, the VIP machine room and the telecommunication access room are refrigerated by adopting an air-cooled direct-expansion precise air conditioner.
In one example, as shown in fig. 2, a supporting partition plate is arranged below the data room layer 03, the supporting partition plate and the bottom surface of the data room layer 03 form an overhead floor layer, and a closed cold channel is arranged in the data room layer 03; the raised floor layer is communicated with the air supply pipeline 103, one end of the closed cold channel is communicated with the raised floor layer, the other end of the closed cold channel is communicated to the position of the cabinet of the data machine room layer 03, and the closed cold channel is configured to transmit the internal circulation cold air into the data machine room layer 03.
Optionally, the raised floor level is provided with a plenum box configured to stabilize and reduce the flow of internally circulating cool air delivered to the gap between the raised floor level and the floor.
In one example, as shown in fig. 3, a closed thermal channel is disposed in the data room layer 03, one end of the closed thermal channel is communicated with the warm-air return interlayer 02, the other end of the closed thermal channel is communicated to the upper side of the cabinet of the data room layer 03, and the closed thermal channel is configured to transmit the internal circulation warm air into the warm-air return interlayer 02.
In one example, the data center room further includes an auxiliary cooling device configured to assist the air handling unit 01 in cooling the hot air; the auxiliary cooling device is arranged at the side part of the air processing unit 01.
Specifically, the auxiliary cooling device includes a spraying device disposed at a side portion of the air handling unit 01, the spraying device being configured to spray-cool the internal circulation hot air, and an auxiliary air conditioning device disposed at a side of the spraying device away from the air handling unit 01, the auxiliary air conditioning device being configured to auxiliary-cool the internal circulation hot air.
Specifically, the air handling unit 01 separately performs indirect evaporative cooling on the internally circulating hot air; or the spraying device firstly sprays and cools the internal circulation hot air, and then the air processing unit 01 indirectly evaporates and cools the sprayed and cooled internal circulation hot air; or the auxiliary air conditioning device performs auxiliary cooling on the internal circulation hot air firstly, then the spraying device performs spray cooling on the internal circulation hot air after the auxiliary cooling, and finally the air handling unit 01 performs indirect evaporative cooling on the internal circulation hot air after the spray cooling.
Specifically, different refrigeration modes are started for the data center machine room according to the outdoor temperature of the data center machine room; when the outdoor temperature is lower than a first threshold value, the adopted refrigeration mode is as follows:
the air treatment unit 01 is independently adopted to carry out indirect evaporative cooling on the internal circulation hot air generated by the data center machine room; in this case, when the weather is cold, the difference between the indoor air temperature and the outdoor air temperature is large, so that the air handling unit 01 alone can be sufficient to provide cold energy for the internal circulation hot air in the machine room to cool, and this is called dry mode operation. The indirect evaporative cooling specifically comprises the following steps: the outdoor outer circulation cold air of data center computer lab enters into the space that air handling unit 01 located through the outer circulation cold air passageway of air handling unit 01 to the produced inner circulation hot air of outer circulation cold air and data center computer lab through the heat exchanger core of air handling unit 01 carries out heat transfer, refrigerate inner circulation hot air, make inner circulation hot air become inner circulation cold air and outer circulation cold air become outer circulation hot air, wherein, inner circulation cold air flows back to data center computer lab through supply-air duct 103 and refrigerates the data center computer lab in, outer circulation hot air passes through outer circulation hot air passageway and discharges the data center computer lab. The heat exchanger core of the air processing unit 01 is preferably honeycomb-shaped, and has large surface area and good heat transfer effect.
When the outdoor temperature is higher than a first threshold value and lower than a second threshold value, the adopted refrigeration mode is as follows: firstly, spraying and cooling internal circulation hot air generated by the data center machine room by adopting a spraying device, and then indirectly evaporating and cooling the internal circulation hot air subjected to spraying and cooling by adopting an air handling unit 01; in this case, the hot air is cool, but the temperature difference between the indoor air and the outdoor air is not enough to provide sufficient natural cooling capacity, that is, when the air handling unit 01 alone is not enough to cool the internal circulation hot air generated by the data center room, the spraying device is firstly adopted to spray and cool the internal circulation hot air, so that the internal circulation hot air is cooled once, and then the internal circulation hot air cooled by spraying is indirectly evaporated and cooled by the air handling unit 01, which is called as wet mode operation. Of course, the spraying device can also firstly spray and cool outdoor external circulation cold air, and the temperature of the outdoor air is reduced through the evaporation of water in the air, so that the cooling system can provide enough cold energy.
When the outdoor temperature is higher than a second threshold value, the adopted refrigeration mode is as follows:
the method comprises the steps of firstly, carrying out auxiliary cooling on internal circulation hot air generated by the data center machine room by adopting an auxiliary air conditioning device, then carrying out spray cooling on the internal circulation hot air subjected to the auxiliary cooling by adopting a spraying device, and finally carrying out indirect evaporative cooling on the internal circulation hot air subjected to the spray cooling by adopting an air handling unit 01. In this case, when the weather is hot, the outdoor air temperature is high, and the refrigeration requirement cannot be met by utilizing natural cooling, so that the insufficient part is supplemented by starting the variable frequency compression refrigeration system. The method comprises the steps of firstly, carrying out auxiliary cooling on internal circulation hot air by using an auxiliary air conditioning device to enable the internal circulation hot air to be cooled for the first time, then carrying out spray cooling on the internal circulation hot air after the first cooling to enable the internal circulation hot air to be cooled for the second time, and finally carrying out indirect evaporative cooling by using an air handling unit 01, wherein the condition is called mixed-mode operation.
Optionally, the air handling unit 01 of the data center room has a fault-tolerant design inside, and the fault-tolerant design is that when the equipment in the air handling unit 01 is in a fault state, the indirect evaporative cooling treatment of the internal circulation hot air by the air handling unit 01 is still not influenced.
For example: the air handling unit 01 is respectively provided with 5 air blowers and 5 exhaust fans, and is configured with N + 1; 2 spraying devices are arranged, and N +1 configuration is adopted; 2 compressors were provided, N +0 configuration. The main components are provided with backup, so that the stable operation of the air handling unit 01 is ensured, and the requirement of the temperature in a machine room is ensured.
The N +1 is configured to: under the condition that the air handling unit 01 normally operates, one additional air feeder and one additional exhaust fan are respectively arranged, so that the normal operation of the air handling unit 01 is not influenced when an error occurs in the operation of a certain air feeder or exhaust fan.
Optionally, the air handling units 01 of the data center room have a redundant design, where multiple air handling units 01 are designed in the data center room, and when one or more air handling units 01 fail, a standby air handling unit 01 may be turned on.
For example: in this example, 18 air handling units 01 are arranged in each data center room, wherein 16 air handling units are divided into 2 air handling units in 18 air handling units 01. When two of the AHUs are damaged, two standby AHUs are started to guarantee the temperature requirement of the data center machine room.
Optionally, the data room layer 03 of the data center room is further provided with a cold source independent fresh air system, wherein the external circulation cold air and the external circulation hot air are calculated according to the ventilation frequency of 0.5 times/h. Wherein, the outer circulation cold air pipeline and the outer circulation hot air pipeline of the data center machine room are both provided with 70 ℃ electric fire valves, and when a fire disaster or gas extinguishes, a user can remotely/manually close the exhaust fan and the blower of the outer circulation cold air channel and the outer circulation hot air pipeline.
Optionally, a mechanical fire-fighting smoke exhaust system is further arranged on the data machine room layer 03 of the data center machine room, specifically, 10% -20% of air leakage amount of a smoke exhaust fan of the fire-fighting smoke exhaust system needing smoke exhaust needs to be considered, and a 280 ℃ smoke exhaust fire valve is installed at a fan inlet of the fire-fighting smoke exhaust system. The method specifically comprises the following steps:
(1) the walkway is provided with a mechanical smoke exhaust system. The data center machine room is provided with fire prevention subareas, each fire prevention subarea is respectively provided with a smoke exhaust system, each fire prevention subarea is divided into a plurality of smoke prevention subareas, and the smoke exhaust amount is not less than 120m according to the area of the maximum smoke prevention subarea3/(h·m2) And (4) calculating.
(2) The data center machine room is provided with a mechanical smoke exhaust system, wherein the smoke exhaust amount is not less than 60m3/ (h·m2) The smoke outlet is a plate-type smoke outlet (normally closed). A 280 ℃ fire damper is arranged at the inlet of the smoke exhaust fan. When a fire disaster happens, the remote-control multi-blade smoke outlet of the fire area is remotely/manually opened, and the high-temperature fire-fighting smoke exhaust fan is locked and opened to exhaust smoke.
In accordance with one embodiment of the present invention, in a specific example, when the data center room uses an indirect evaporative cooling method to cool the internal circulation hot air generated by the data room layer 03 into the internal circulation cold air, in order to ensure that the inlet temperature of the cabinets in the data room layer 03 is 65 ° f to 93 ° f (18.3 ℃ to 33.9 ℃),
the indirect evaporative cooling method in this example performs model selection calculation according to the temperature of the external circulation cold air of 26 ℃ and the temperature of the internal circulation hot air of 38 ℃ (temperature difference Δ T ═ 12 ℃). Each data center machine room is provided with 18 air processing units 01, wherein 16 of the 18 air processing units 01 use 2, and the refrigerating capacity of each air processing unit is 220 KW. The operating conditions of the air handling unit 01 are as follows:
the operation was carried out year round according to the inlet temperature of the cabinet in the data room layer 03 at 80 ° f, i.e. the temperature of the outside circulating cold air in the air handling unit 01 was 26 ℃ and the temperature of the inside circulating hot air was 38 ℃. The energy consumption is detailed in the following table: dry bulb temperature: dry bulb temperature meter reading values exposed to air without direct exposure to the sun.
| Item | Unit of | Data of |
| Total annual energy consumption of primary equipment | kW·h | 1927200 |
| Total annual energy consumption of refrigeration system | kW·h | 187929.6 |
| CLF | kW/kW | 0.098 |
| Total water consumption of the whole year | Ton | 487 |
| WUE | L/h.kW | 0.253 |
When the inlet temperature of the cabinet in the data room layer 03 is between 80 DEG F and 93 DEG F, the operation time is not more than 40% all the year, namely the temperature of the internal circulation hot air is 40 ℃, the temperature of the external circulation cold air is 28 ℃, and the operation time is 40% all the year; the remaining 60% of the time was run at 36 ℃ for the inner hot air and 24 ℃ for the outer cold air. The annual energy consumption of the refrigeration system is detailed in the following table:
| item | Unit of | Data of |
| Total annual energy consumption of primary equipment | kW·h | 1927200 |
| Refrigerating systemTotal annual energy consumption | kW·h | 177004.1 |
| CLF | kW/kW | 0.092 |
| Total water consumption of the whole year | Ton | 585.8 |
| WUE | L/h.kW | 0.304 |
Through the comparative analysis of the two tables, the annual operation power consumption of the main equipment (dry mode and wet mode) under two operation working conditions is consistent, the annual operation power consumption of the auxiliary refrigerating device is different, the temperature of the external circulation cold air is improved, and the power consumption of the auxiliary refrigerating device can be reduced.
Optionally, the air handling unit 01 of the data center machine room supplies power for two ways, specifically, one way of mains supply supplies power, the other way of UPS supplies power, the UPS supplies power when the mains supply is powered off, and the diesel generator supplies power after the diesel generator is started, so that uninterrupted refrigeration of the data center machine room is ensured.
The mains supply is as follows: the utility power is known as mains frequency Alternating Current (AC), and three common quantities of AC are used to characterize: voltage, current, frequency, the data center room generally introduces the three-phase 380V, 50HZ mains supply as the power supply, but the power supply rectification module of the equipment in the data room layer 03 uses the single-phase 220V voltage.
The UPS (uninterruptible power supply) supplies power: the UPS is a system device that is provided to solve the problem of uninterruptible power supply, and is a system device that connects a storage battery to a main unit and converts direct current power into commercial power through a module circuit such as a main unit inverter.
Optionally, in order to guarantee the humidity of data center computer lab (be difficult for playing static), the utility model discloses a data computer lab layer 03 and distribution equipment layer need carry out humidification in winter, adopt the wet membrane humidifier of cabinet type in this embodiment. The wet film humidification is isenthalpic humidification, and the air temperature can be reduced by 3-4 ℃ after the wet film humidification. Therefore, the wet film humidification has low energy consumption and good energy-saving effect on places needing refrigeration and humidification at the same time. All sources of water for humidification are demineralized water.
Enthalpy-equal humidification: the utility model provides a can change air temperature's humidification method, with the utility model discloses the isenthalpic humidification is corresponding for isothermal humidification.
The utility model has the advantages that: the utility model discloses data center computer lab sets up air handling unit 01 in the upper strata of data computer lab layer 03, sets up air handling unit 01 in the both sides of data computer lab layer 03 for prior art, the utility model discloses an air handling unit 01 does not occupy the area in the data center computer lab for the data center computer lab can hold more equipment, moreover the utility model discloses indirect evaporative cooling's method is more energy-conserving; the utility model discloses set up hot return air intermediate layer 02 simultaneously between air handling unit 01 and data computer lab layer 03, hot return air intermediate layer 02 can make and produce thermal temperature homogenization in the data computer lab, has avoided producing local focus at air handling unit 01 for the air current mobility is better.
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.
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 (10)
1. A data center room, comprising:
the data machine room layer is internally provided with a cabinet, a ventilation ceiling is arranged in the data machine room layer, and a hot air return interlayer is formed between the ventilation ceiling and the roof of the data machine room layer;
the air handling unit is arranged above the data machine room layer and is provided with a first air inlet and a first air outlet, and the first air inlet is communicated with the hot return air interlayer;
one end of the air supply pipeline is communicated with the first air outlet, and the other end of the air supply pipeline is communicated with the data machine room layer;
the cabinet dissipates heat during working, so that air in the data machine room layer forms internal circulation hot air, the internal circulation hot air is transmitted to the air handling unit through the hot return air interlayer, the air handling unit carries out indirect evaporative cooling treatment on the internal circulation hot air, the internal circulation hot air is cooled to form internal circulation cold air, and the internal circulation cold air is transmitted to the data machine room layer through the air supply pipeline.
2. The data center room of claim 1, further comprising an auxiliary cooling device configured to assist the air handler set in cooling the hot air; the auxiliary refrigerating device is arranged on the side part of the air processing unit.
3. The data center room of claim 2, wherein the auxiliary cooling device comprises a spray device and an auxiliary air conditioning device, the spray device is disposed at a side of the air handling unit, the spray device is configured to spray-cool the internal circulation hot air, the auxiliary air conditioning device is disposed at a side of the spray device away from the air handling unit, and the auxiliary air conditioning device is configured to auxiliary-cool the internal circulation hot air.
4. The data center room of claim 3, wherein the air handling units individually provide indirect evaporative cooling to the internally circulating heated air; or the spraying device firstly sprays and cools the internal circulation hot air, and then the air handling unit indirectly evaporates and cools the sprayed and cooled internal circulation hot air; or the auxiliary air conditioning device carries out auxiliary cooling on the internal circulation hot air firstly, then the spraying device carries out spraying cooling on the internal circulation hot air after the auxiliary cooling, and finally the air handling unit carries out indirect evaporative cooling on the internal circulation hot air after the spraying cooling.
5. The data center room of claim 1, wherein the air handling units are provided with a heat exchanger core in the shape of a honeycomb, the heat exchanger core being configured for heat exchange with externally circulating cold air and internally circulating hot air.
6. The data center room of claim 1, wherein a support partition is disposed below the data room floor, the support partition forming a raised floor with a bottom surface of the data room floor, the raised floor being in communication with the supply air duct, the raised floor being configured to flow the internally circulating chilled air into the data room floor.
7. The data center room of claim 6, wherein a closed cold channel is disposed in the data room layer, one end of the closed cold channel is communicated with the raised floor layer, and the other end of the closed cold channel is communicated to a position where a cabinet of the data room layer is located, and the closed cold channel is configured to transmit the internal circulation cold air into the data room layer.
8. The data center room of claim 1, wherein a closed hot air channel is disposed in the data room layer, one end of the closed hot air channel is communicated with the warm air return interlayer, and the other end of the closed hot air channel is communicated to the upper side of the cabinet of the data room layer, and the closed hot air channel is configured to transmit the internal circulation hot air into the warm air return interlayer.
9. The data center room of claim 1, wherein the drop ceiling is provided with a waterproof member proximate a surface of a roof of the data center room.
10. The data center room of claim 1, wherein the drop ceiling is configured to cover the data room floor, the drop ceiling having evenly distributed vents through which the internally circulating heated air flows into the heated return air plenum.
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| CN201921028637.6U CN210840457U (en) | 2019-07-03 | 2019-07-03 | Data center machine room |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112097353A (en) * | 2020-09-16 | 2020-12-18 | 河北秦淮数据有限公司 | Cooling system and cooling method for data center machine room |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112097353A (en) * | 2020-09-16 | 2020-12-18 | 河北秦淮数据有限公司 | Cooling system and cooling method for data center machine room |
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Effective date of registration: 20210415 Address after: 100102 d-107, 1 / F, 101, building 4, yard 7, Rongda Road, Chaoyang District, Beijing Patentee after: Beijing Zhonghuan Yutong Architectural Design Co.,Ltd. Address before: 075421 Government Courtyard of Dongyuan Town, Huailai County, Zhangjiakou City, Hebei Province Patentee before: HEBEI QINHUAI DATA Co.,Ltd. |