CN113613477B - Integrated cabinet for realizing intelligent total heat exchange and control method - Google Patents

Integrated cabinet for realizing intelligent total heat exchange and control method Download PDF

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Publication number
CN113613477B
CN113613477B CN202111168190.4A CN202111168190A CN113613477B CN 113613477 B CN113613477 B CN 113613477B CN 202111168190 A CN202111168190 A CN 202111168190A CN 113613477 B CN113613477 B CN 113613477B
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China
Prior art keywords
cabinet
main body
air
heat dissipation
body cabinet
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CN202111168190.4A
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Chinese (zh)
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CN113613477A (en
Inventor
肖必龙
徐鹏乐
周建洋
蔡幸波
施云岭
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Zhejiang Dtct Data Technology Co ltd
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Zhejiang Dtct Data Technology Co ltd
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    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20709—Modifications to facilitate cooling, ventilating, or heating for server racks or cabinets; for data centers, e.g. 19-inch computer racks
    • H05K7/20718—Forced ventilation of a gaseous coolant
    • H05K7/20736—Forced ventilation of a gaseous coolant within cabinets for removing heat from server blades
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00—Casings, cabinets or drawers for electric apparatus
    • H05K5/02—Details
    • H05K5/0213—Venting apertures; Constructional details thereof
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
    • H05K7/20136—Forced ventilation, e.g. by fans
    • H05K7/20145—Means for directing air flow, e.g. ducts, deflectors, plenum or guides
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
    • H05K7/20136—Forced ventilation, e.g. by fans
    • H05K7/20172—Fan mounting or fan specifications
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
    • H05K7/20272—Accessories for moving fluid, for expanding fluid, for connecting fluid conduits, for distributing fluid, for removing gas or for preventing leakage, e.g. pumps, tanks or manifolds
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20709—Modifications to facilitate cooling, ventilating, or heating for server racks or cabinets; for data centers, e.g. 19-inch computer racks
    • H05K7/20763—Liquid cooling without phase change
    • H05K7/20781—Liquid cooling without phase change within cabinets for removing heat from server blades
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20709—Modifications to facilitate cooling, ventilating, or heating for server racks or cabinets; for data centers, e.g. 19-inch computer racks
    • H05K7/20836—Thermal management, e.g. server temperature control

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)

Abstract

The invention provides an integrated cabinet for realizing intelligent total heat exchange and a control method, wherein the integrated cabinet for realizing the intelligent total heat exchange comprises the following components: the wind screen comprises a main cabinet, a plurality of grooves, a plurality of guide rails, a plurality of cooling fans, a plurality of temperature sensors, a controller, at least one elastic wind screen I and at least one elastic wind screen II. The temperature sensors arranged at different positions on the inner wall of the main cabinet are used for detecting the temperatures of different layer heights, so that the controller can control the cooling fan to slide back and forth on the guide rail to a layer with a specified height for blowing and cooling, and accurate cooling is realized; meanwhile, the output power of the cooling fan of each layer is controlled by the controller according to the detection temperature of different layer heights, so that accurate cooling is further improved; meanwhile, the elastic wind shielding strip I and the elastic wind shielding strip II are arranged to be stretched and contracted to always cover the air channel, so that air flow flowing into the air inlet side of the cooling fan is increased, and the cooling effect of the cooling fan is improved.

Description

Integrated cabinet for realizing intelligent total heat exchange and control method
Technical Field
The invention relates to the technical field of cabinets, in particular to an integrated cabinet for realizing intelligent total heat exchange and a control method.
Background
In the prior art, a server/power distribution unit of a data center is usually arranged in a cabinet, and a heat dissipation system is arranged in the cabinet to cool the server/power distribution unit so as to ensure that the data center can operate efficiently and reliably, so that the heat dissipation system is a necessary component of a modular data center.
However, the main space inside the cabinet is used to store the server/power distribution unit, so that only a narrow space can be used to install the heat dissipation system, usually, a plurality of heat dissipation fans are installed on two sides of the inner wall of the cabinet to perform fixed-point blowing heat dissipation, which results in insufficient heat dissipation coverage, and during the heat dissipation process of the heat dissipation fans, the air flow on the air inlet side of the heat dissipation fans is relatively dispersed, can not be collected, and has a slow flow rate, which results in insufficient heat dissipation power of the heat dissipation fans, and the motor main body of the heat dissipation fans is easy to generate heat, which in turn results in poor heat dissipation effect, and can not dissipate heat accurately, and large power consumption.
Disclosure of Invention
The problems solved by the invention are as follows: the problems that airflow on the air inlet side of the cooling fan is dispersed and cannot be collected, the flow speed is low, the cooling power of the cooling fan is insufficient, the motor main body of the cooling fan is prone to heating, the cooling coverage is insufficient, the cooling effect is poor, accurate cooling cannot be achieved, and power consumption is high are solved.
In order to solve the above problem, an integrated cabinet for implementing intelligent total heat exchange provided in an embodiment of the present invention includes: the main body cabinet is provided with an accommodating space, and one side of the main body cabinet is provided with an air outlet; the grooves are arranged on the inner wall of the main body cabinet at intervals along the vertical direction of the main body cabinet, and at least three grooves are formed in the inner wall positioned on the same side of the main body cabinet; the guide rails are arranged on the grooves in a one-to-one correspondence manner along the length direction of the grooves; the heat dissipation fans are arranged on the guide rails and are in one-to-one correspondence with the guide rails; the temperature sensors are distributed at different positions of the inner wall of the main body cabinet; the controller is arranged on the main body cabinet and electrically connected with the plurality of temperature sensors and the plurality of cooling fans; at least one elastic wind shielding strip I connected between each cooling fan and the top surface of the main cabinet; at least one second elastic wind shielding strip which is correspondingly connected with the elastic wind shielding strips and is positioned between each cooling fan and the bottom surface of the main cabinet; the heat dissipation cabinet is arranged at the lower end of the main body cabinet, wherein each elastic wind shielding strip I and each elastic wind shielding strip II cover the groove, and a gap is formed between each elastic wind shielding strip I and the groove to form an air duct; and the air inlet of the air duct is communicated with the heat dissipation cabinet.
Compared with the prior art, the embodiment of the invention has the following beneficial effects: a plurality of guide rails are arranged on the inner side wall of the main cabinet, and correspondingly, a cooling fan is arranged on each guide rail; the temperature sensors arranged at different positions on the inner wall of the main cabinet are used for detecting the temperatures of different layer heights, so that the controller can control the cooling fan to slide back and forth on the guide rail to a layer with a specified height for blowing and cooling, accurate cooling is realized, and the cooling coverage is wider; meanwhile, the output power of the cooling fan of each layer is controlled by the controller according to the detection temperature of different layer heights, so that accurate cooling is further improved; secondly, the radiator cabinet is communicated with the air duct, the air flow generated by the radiator cabinet can be collected into the air duct, meanwhile, in the up-and-down sliding process of the radiator fan guide rail, the elastic wind shielding strip I and the elastic wind shielding strip II are arranged under stretching and shrinking conditions, the air duct is always covered, the air flow concentration degree and the corresponding flow speed in the air duct are improved, the air flow flowing into the air inlet side of the radiator fan is increased, under the same power and gears, the air on the air outlet side of the radiator fan is stronger, the overheating of a motor of the radiator fan under the same power is avoided, and the overall radiating effect of the radiator fan is greatly improved.
In an alternative embodiment, the first elastic wind-shielding strip and the second elastic wind-shielding strip are arranged in the same way; elastic weather strip one includes: the elastic blocks are sequentially connected along the length direction of the first elastic wind shielding strip; wherein, each elastic block is provided with a liquid cavity for storing liquid.
As can be understood, the elastic block is internally provided with the liquid cavity for storing liquid, so that on one hand, the influence of external temperature on the internal temperature of the main body cabinet can be isolated, and the heat insulation effect is achieved; on the other hand, in the process that the air flow in the air channel circulates along the first elastic wind shielding strip and the second elastic wind shielding strip, the surface temperature of the air flow in the air channel can be reduced, the temperature of the air blown out by the cooling fan is lower, and the cooling effect is stronger.
In an optional embodiment, the air outlet of the air duct extends to the top surface of the main cabinet and penetrates through the accommodating space; the air inlet of the air duct extends to the bottom surface of the main cabinet and is communicated with the heat dissipation cabinet.
It can be understood that the air outlet through setting up the wind channel extends to the top surface of main part cabinet, and link up accommodation space for the heat dissipation cabinet blows off the air current, blows off from the top surface of main part cabinet through the wind channel, dispels the heat to main part cabinet top position, has increased the heat dissipation and has covered the face, has promoted whole radiating effect.
In an alternative embodiment, the heat sink cabinet comprises: the air cooling area is provided with a plurality of air blowing devices; the water cooling area is arranged below the air cooling area; the lead-in port penetrates through the side wall of the heat dissipation cabinet and is positioned above the water cooling area; the air outlet side of the blowing device corresponds to the air inlet of the air duct, and the air inlet side of the blowing device corresponds to the water cooling area.
It can be understood that through setting up the forced air cooling district and being located the water cooling district of forced air cooling district below at the heat dissipation cabinet for blast apparatus insufflates the air current in the wind channel, under the effect in water cooling district, and air current surface temperature is lower, then effectively reduces the internal temperature of heat dissipation cabinet, improves the radiating effect.
In an alternative embodiment, the heat sink cabinet further comprises: the liquid pump is arranged in the water cooling area; the liquid guide pipe is arranged in the air duct and is arranged along the air guide path of the air duct; the liquid flow recorder is arranged on the liquid guide pipe and communicated with the controller; wherein, the water inlet end of the liquid guide pipe is connected with the liquid pump, and the water outlet end of the liquid guide pipe is arranged in the water cooling area.
As can be understood, the liquid guide pipe is arranged along the air guide path of the air duct, and the liquid pump enables the liquid in the water cooling area to flow through the air duct through the liquid guide pipe, so that the indirect contact time between the air flow in the air duct and the liquid is prolonged, the surface temperature of the air flow is effectively reduced, the temperature of the air blown out by the cooling fan is ensured to be low enough, and the cooling effect on the main cabinet is ensured; meanwhile, the water outlet end of the liquid guide pipe is provided with a water cooling area, so that liquid in the liquid guide pipe can flow circularly in the pipe, the liquid surface temperature in the liquid guide pipe is ensured to be lower all the time, and then the effective heat absorption of air flow in the air duct is ensured, and the purpose of heat dissipation of the main body cabinet is ensured. Through setting up the liquid flow recorder and being arranged in recording the liquid velocity of flow in the catheter to transmit to the controller, the controller passes through the velocity of flow of liquid in the liquid pump control catheter as required, changes the heat exchange efficiency of liquid and air current in the wind channel in the catheter, has promoted the intelligent control of device.
In an alternative embodiment, the heat sink cabinet further comprises: the plurality of outlet ports are arranged in the heat dissipation cabinet and are connected with the air cooling area and the air inlet of the air duct; and an extension part provided at an inner circumference of each of the outlet ports and extending toward the blowing device.
As can be understood, the outlet is arranged for guiding the air blown out by the blowing device in the heat dissipation cabinet into the air duct; meanwhile, the extension part is arranged to extend towards the side of the air blowing device, so that airflow blown out by the air blowing device is convenient to assemble, and the heat dissipation effect is improved.
In an alternative embodiment, a positioning hole is formed through a side wall of each extension portion, and the liquid guide pipe is wound between adjacent air ducts through the positioning hole.
It can be understood that the positioning holes are arranged to penetrate through the side wall of each extending portion, so that the liquid guide pipe can be coiled among the air channels through the positioning holes to cover each air channel, and then heat exchange is performed between air flow in the air channels and liquid in the liquid guide pipe.
In an alternative embodiment, the heat sink cabinet further comprises: and a screen covering each of the introduction ports.
As can be understood, by providing the filter screen covering the introducing port, the filter screen is used for filtering the external air flow flowing into the introducing port, so as to prevent external dust from entering the main cabinet and affecting the operation of the server/power distribution unit; meanwhile, the lead-in opening is arranged close to the cold water area, on one hand, cold heat exchange can be carried out on the inflowing air flow, and the surface temperature of the inflowing air flow in the heat dissipation cabinet is reduced; on the other hand, the liquid surface in the cold water area is contacted with the airflow flowing into the heat dissipation cabinet, so that impurities in the airflow are further filtered, and the airflow flowing into the main cabinet sink cannot influence the work of the server/power distribution unit.
The embodiment of the invention also provides a control method, which comprises the following steps: the method is applied to the integrated cabinet in the embodiment, and comprises the following steps:
initializing each temperature sensor and the liquid flow recorder, and setting the power of the heat radiation fan positioned in the middle of the same side of the main body cabinet to be smaller than the power of the heat radiation fans positioned at two sides of the same side;
after the operation is carried out for a preset time, temperature values of different layer heights in the main body cabinet are obtained;
calculating the average value W of the temperature in the main body cabinet according to the temperature values of the layers with different heights in the main body cabinetAverage；
According to the average value W of the temperature in the main body cabinetAverageControlling the liquid pump to change the water flow speed V in the liquid guide pipe;
and respectively controlling the cooling fans in the main body cabinet to move to the layers with the appointed height according to the water flow speed V and the temperature values of the layers with different heights in the main body cabinet, and respectively controlling the output power of the cooling fans of each layer in a grading manner.
It can be understood that, through according to the velocity of water V and the temperature value of different height layers in the main part cabinet, respectively control the radiator fan in the main part cabinet to move to appointed height layer, and control the output of the radiator fan of each layer in grades respectively, improved the precision of heat dissipation control greatly, the energy consumption of reduction, and compare in traditional fixed point heat dissipation of blowing, this cabinet-type air conditioner heat dissipation control method is more nimble in the radiating process, radiator fan configuration is more reasonable.
In an alternative embodiment, the temperature is averaged W according to the temperature inside the main body cabinetAverageControlling the liquid pump to change the water flow speed V in the liquid guide pipe; the method comprises the following steps:
when W isAverageIf the water flow rate is less than A, controlling the water flow rate in the pipe to be V = 0;
when W isAverageIf the water flow rate is greater than A, controlling the water flow rate in the pipe to be V = n 1;
when W isAverageWhen the water flow rate is greater than A and less than B, controlling the water flow rate V = n2 in the pipe;
when W isAverageIf the water flow rate is greater than B, controlling the water flow rate in the pipe to be V = n 3;
wherein A, B is a preset value, A is less than B, n1 is less than n2 is less than n 3.
It can be understood that the water flow speed in the liquid guide pipe is controlled through the temperature change level in the main body cabinet, so that the heat exchange efficiency of liquid in the liquid guide pipe and air flow in an air duct is changed, the heat dissipation effect is guaranteed, and meanwhile, the purposes of energy saving and power saving are achieved.
In an optional embodiment, the controlling the cooling fans in the main cabinet to move to a specified height level and controlling the output power of the cooling fans of each level according to the water flow speed V and the temperature values of different height levels in the main cabinet respectively comprises:
when V =0, P =0.25 × S/E;
when V = n1, P =0.45 × S/E;
when V = n2, P =0.65 × S/E;
when V = n3, P =0.85 × S/E;
level 1: when P is more than or equal to 0 and less than or equal to 0.25, outputting 30 percent of power;
and 2, stage: when P is more than 0.25 and less than or equal to 0.5, 55 percent of power is output;
and 3, level: when P is more than 0.5 and less than or equal to 0.8, 70 percent of power is output;
4, level: when P is more than 0.8 and less than or equal to 1, 100 percent of power is output;
wherein S is the temperature in the cabinet measured by the temperature sensor, E is the maximum allowable temperature when the monitoring device works normally, and P is a temperature control parameter.
It can be understood that the cooling fan is controlled to move to the designated floor height, and the corresponding power is output by the cooling fan corresponding to the floor height according to the different temperatures of the different floor heights, so that the accurate cooling and temperature control can be realized.
The invention has the following beneficial effects:
1) the controller controls the cooling fan to slide back and forth on the guide rail to a specified height layer to blow and cool so as to realize accurate cooling; meanwhile, the output power of the cooling fan of each layer is controlled by the controller according to the detection temperature of different layer heights, so that the cooling accuracy is further improved; secondly, the heat dissipation cabinet is communicated with the air duct and can collect the air flow generated by the heat dissipation cabinet into the air duct; meanwhile, in the up-and-down sliding process of the guide rail of the cooling fan, the elastic wind shielding strip I and the elastic wind shielding strip II are arranged to always cover the air channel under the stretching and shrinking conditions, so that the air flow flowing into the air inlet side of the cooling fan is increased, and the cooling effect of the cooling fan is improved;
2) the elastic block is internally provided with a liquid cavity for storing liquid, so that on one hand, the influence of external temperature on the internal temperature of the main body cabinet can be isolated, and the heat insulation effect is achieved; on the other hand, in the process that the airflow in the air duct circulates along the outer walls of the first elastic wind shielding strip and the second elastic wind shielding strip, the surface temperature of the airflow in the air duct can be reduced, so that the temperature of the air blown out by the cooling fan is lower, and the cooling effect is stronger;
3) the air outlet with the air duct extends to the top surface of the main body cabinet and penetrates through the accommodating space, so that airflow blown out of the heat dissipation cabinet is blown out from the top surface of the main body cabinet through the air duct to dissipate heat at the position above the main body cabinet, the heat dissipation covering surface is increased, and the overall heat dissipation effect is improved;
4) the liquid guide pipe is arranged along the air guide path of the air duct, and the liquid pump enables the liquid in the water cooling area to flow through the air duct through the liquid guide pipe, so that the indirect contact time between the air flow in the air duct and the liquid is prolonged, the surface temperature of the air flow is effectively reduced, the temperature of the air blown out by the cooling fan is ensured to be low enough, and the cooling effect on the main cabinet is ensured; meanwhile, the water outlet end of the liquid guide pipe is provided with a water cooling area, so that liquid in the liquid guide pipe can flow circularly in the pipe, the liquid surface temperature in the liquid guide pipe is ensured to be lower all the time, and then the effective heat absorption of air flow in the air duct is ensured, and the purpose of heat dissipation of the main body cabinet is ensured.
Drawings
Fig. 1 is a schematic structural diagram of an integrated cabinet for implementing intelligent total heat exchange according to a first embodiment of the present invention;
FIG. 2 is a schematic view of a connection structure of a first elastic wind-shielding strip, a heat-dissipating fan and a second elastic wind-shielding strip;
FIG. 3 is a top view of FIG. 1;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;
FIG. 5 is a schematic view of the structure of FIG. 4 from another perspective;
FIG. 6 is a schematic structural view of a first elastic wind-shielding strip;
FIG. 7 is a schematic structural view of the heat sink of FIG. 1;
FIG. 8 is a schematic view of the internal structure of the heat dissipation cabinet;
fig. 9 is a schematic structural diagram of another integrated cabinet for implementing intelligent total heat exchange according to the first embodiment of the present invention;
FIG. 10 is a cross-sectional view taken along line B-B of FIG. 9;
FIG. 11 is a schematic view of another configuration of an elastic weather strip in a contracted state;
FIG. 12 is a schematic structural view of the elastic block of FIG. 11;
fig. 13 is a flowchart illustrating a control method according to a second embodiment of the present invention.
Description of reference numerals:
100-a cabinet; 110-a main body cabinet; 111-a controller; 112-a temperature sensor; 113-a catheter; 114-a heat dissipation fan; 115-grooves; 1151-air channel; 116-a guide rail; 117-elastic weather strip one; 1171-a resilient block; 1172-stacking space; 118-elastic weather strip two; 119-an accommodation space; 120-a heat dissipation cabinet; 121-an introduction port; 122-air outlet holes; 123-a lead-out port; 1231-an extension; 1232 — a first lead-out opening; 1233-a second lead-out port; 1234 — a third lead out; 124-air cooling area; 125-water cooling zone; 126-a screen; 127-blowing means; 128-a liquid pump; 130-a screw rod; 140-a slide block; 141-a vent; 142-a bump; 150-motor.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
[ first embodiment ] A method for manufacturing a semiconductor device
Referring to fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5, an integrated cabinet 100 for implementing intelligent total heat exchange is provided, including: the main body cabinet 110, a plurality of grooves 115, a plurality of guide rails 116, a plurality of cooling fans 114, a plurality of temperature sensors 112, a controller 111, at least one first elastic wind-shielding strip 117, and at least one second elastic wind-shielding strip 118.
Specifically, the main cabinet 110 has an accommodating space 119, and an air outlet (not shown) is formed at one side thereof; each groove 115 is arranged on the inner wall of the main body cabinet 110 at intervals along the vertical direction of the main body cabinet 110, and at least three grooves 115 are arranged on the inner wall positioned on the same side of the main body cabinet 110; the guide rails 116 are arranged on the groove 115 in a one-to-one correspondence along the length direction of the groove 115; the heat dissipation fans 114 are arranged on the guide rails 116 and are arranged in one-to-one correspondence with the guide rails 116; the temperature sensors 112 are distributed at different positions on the inner wall of the main body cabinet 110 and used for monitoring the temperature of different positions in the main body cabinet 110; the controller 111 is disposed in the main body cabinet 110 and electrically connected to each temperature sensor 112 and each cooling fan 114; at least one elastic wind-shielding strip I117 is connected between each cooling fan 114 and the top surface of the inner wall of the main cabinet 110; at least one second elastic wind-shielding strip 118 is correspondingly connected with the first elastic wind-shielding strip 117 and is arranged between each cooling fan 114 and the bottom surface of the inner wall of the main cabinet 110; the heat dissipation cabinet 120 is disposed at the lower end of the main body cabinet 110, wherein each of the first elastic wind-shielding strips 117 and the second elastic wind-shielding strips 118 covers the corresponding groove 115, and a gap is disposed between each of the first elastic wind-shielding strips and the corresponding groove 115 to form an air duct 1151, and an air inlet of the air duct 1151 is communicated with the heat dissipation cabinet 120.
It can be understood that a plurality of guide rails 116 are disposed on the inner side wall of the main cabinet 110, and correspondingly, a heat dissipation fan 114 is disposed on each of the guide rails; the temperature sensors 112 arranged at different positions on the inner wall of the main cabinet 110 are used for detecting the temperatures of different layer heights, so that the controller 111 can control the heat dissipation fan 114 to slide back and forth on the guide rail 116 to a layer with a specified height for blowing and heat dissipation, and accurate heat dissipation is realized; meanwhile, the output power of the cooling fan 114 of each layer is controlled by the controller 111 according to the detection temperature of different layer heights, so that accurate cooling is further improved; secondly, the heat dissipation cabinet 120 is communicated with the air channel 1151, so that the air flow generated by the heat dissipation cabinet 120 can be collected into the air channel 1151, and meanwhile, in the up-and-down sliding process of the guide rail 116 of the heat dissipation fan 114, the first elastic wind shielding strip 117 and the second elastic wind shielding strip 118 are arranged to always cover the air channel 1151 under the stretching and shrinking conditions, so that the air flow flowing into the air inlet side of the heat dissipation fan 114 is increased, and the heat dissipation effect of the heat dissipation fan 114 is improved.
For example, referring to fig. 9 and 10, a slide block 140 may also be disposed on the guide rail 116, a vent 141 communicating with the air channel 1151 is disposed on the slide block 140, one end of the slide block 140 away from the guide rail 116 is connected to the heat dissipation fan 114, and an air inlet side of the heat dissipation fan 114 is communicated with the vent 141; a motor 150 is arranged between the adjacent air channels 1151 and is installed on the inner bottom surface of the main body cabinet 110, the output end of the motor 150 is connected with a screw rod 130, one side, close to the axis of the screw rod 130, of the slide block 140 is provided with a bulge 142, the bulge 142 is provided with a through hole matched with the screw rod 130, the inner wall of the through hole is provided with an internal thread matched with the external thread of the screw rod 130, and one end, far away from the motor 150, of the screw rod 130 penetrates through the through hole in the bulge 142 and is connected with the slide block 140; a gap is formed between the screw 130 and the inner wall of the main body cabinet 110, so that the screw 130 can rotate conveniently; when the motor 150 rotates forward and backward, the slider 140 on the lead screw 130 is driven to move up and down on the guide rail 116, so as to drive the heat dissipation fan 114 to move up and down.
Further, referring to fig. 6, the first elastic wind-shielding strip 117 and the second elastic wind-shielding strip 118 are arranged identically; the elastic weather strip one 117 includes: a plurality of resilient blocks 1171. Specifically, each of the plurality of elastic blocks 1171 is made of a material which can stretch and extend, such as rubber, and each of the elastic blocks 1171 is sequentially connected along the length direction of the first elastic wind-shielding strip 117 to form the first elastic wind-shielding strip 117, and in the up-and-down sliding process of the cooling fan 114, the first elastic wind-shielding strip 117 and the second elastic wind-shielding strip 118 are always kept attached to the inner wall of the main cabinet 110 under the stretching and shrinking actions of the plurality of elastic blocks 1171 to cover the groove 115; wherein each resilient block 1171 has a fluid chamber therein for holding a fluid.
By having a fluid chamber built into each elastomeric block 1171 for holding fluid; on one hand, the influence of external temperature on the internal temperature of the main body cabinet 110 can be isolated, and a heat insulation effect is achieved, and meanwhile, in the process that the first elastic wind shielding strip 117 and the second elastic wind shielding strip 118 stretch up and down, the liquid in the first elastic wind shielding strip 117 and the second elastic wind shielding strip 118 is distributed uniformly and is not easy to accumulate together; on the other hand, in the process that the airflow in the air duct 1151 circulates along the outer walls of the first elastic wind-shielding strip 117 and the second elastic wind-shielding strip 118, the surface temperature of the airflow in the air duct 1151 can be reduced, so that the temperature of the air blown out by the cooling fan 114 is lower, and the cooling effect is stronger.
For example, referring to fig. 11 and 12, a plurality of elastic blocks 1171 connected with each other may be stacked, for example, on a side of each elastic block 1171 adjacent to the adjacent elastic block 1171, to form a stacking space 1172 recessed toward itself, and during the upward movement of the heat dissipation fan 114, the plurality of elastic blocks 1171 on the first elastic wind shielding strip 117 are stacked together to fit the inner wall of the main body cabinet 110.
Further, the air outlet of the air duct 1151 extends to the top surface of the main cabinet 110 and penetrates through the accommodating space 119; the air inlet of the air duct 1151 extends to the bottom surface of the main cabinet 110 and is communicated with the heat dissipation cabinet 120.
The air outlet of the air duct 1151 extends to the top surface of the main body cabinet 110 and penetrates through the accommodating space 119, so that the heat dissipation cabinet 120 blows air flow and blows air out of the top surface of the main body cabinet 110 through the air duct 1151, heat is dissipated above the main body cabinet 110, a heat dissipation covering surface is increased, and the overall heat dissipation effect is improved.
Further, referring to fig. 7 and 8, the heat dissipation cabinet 120 includes: an air cooling zone 124, a water cooling zone 125 and an introduction port 121.
Specifically, the air cooling area 124 is provided with a plurality of blowing devices 127; the water cooling area 125 is arranged below the air cooling area 124; the inlet 121 penetrates through the side wall of the heat dissipation cabinet 120 and is located above the water cooling area 125; the air outlet side of the blowing device 127 corresponds to the air inlet of the air duct 1151, and the air inlet side of the blowing device 127 corresponds to the water cooling area 125.
Through setting up air cooling district 124 and the water cooling district 125 that is located air cooling district 124 below at heat dissipation cabinet 120 for blast apparatus 127 blows in the air current in wind channel 1151, under the effect in water cooling district 125, and air current surface temperature is lower, then effectively reduces the internal temperature of heat dissipation cabinet 120, improves the radiating effect.
Further, the heat dissipation cabinet 120 further includes: a liquid pump 128 and a catheter 113.
Specifically, the liquid pump 128 is disposed in the water cooling zone 125; the liquid guide pipe 113 is arranged in the air duct 1151 and arranged along the air guide path of the air duct 1151; wherein, the water inlet end of the liquid guide pipe 113 is connected with the liquid pump 128, and the water outlet end of the liquid guide pipe 113 is arranged in the water cooling area 125.
By arranging the liquid guide pipe 113 along the air guide path of the air duct 1151, the liquid pump 128 makes the liquid in the water cooling area 125 flow through the air duct 1151 through the liquid guide pipe 113, so that the indirect contact time between the air flow and the liquid in the air duct 1151 is prolonged, the surface temperature of the air flow is effectively reduced, and then the temperature of the air blown out by the cooling fan 114 is ensured to be low enough, thereby ensuring the cooling effect on the main body cabinet 110; meanwhile, the water outlet end of the liquid guide pipe 113 is provided with the water cooling area 125, so that liquid in the liquid guide pipe 113 can circularly flow in the pipe, the liquid surface temperature in the liquid guide pipe 113 is ensured to be lower all the time, and then the effective heat absorption of air flow in the air channel 1151 is ensured, thereby ensuring the purpose of heat dissipation of the main body cabinet 110.
Further, the heat dissipation cabinet 120 further includes: a liquid flow rate recorder (not shown) disposed on the liquid guide tube 113 and connected to the controller 111.
The liquid flow recorder is arranged for recording the liquid flow rate in the liquid guide pipe 113 and transmitting the liquid flow rate to the controller 111, and the controller 111 controls the liquid flow rate in the liquid guide pipe 113 through the liquid pump 128 according to the requirement, so that the heat exchange efficiency of the liquid in the liquid guide pipe 113 and the air flow in the air channel 1151 is changed, and the intelligent control of the device is improved.
Further, the heat dissipation cabinet 120 further includes: a plurality of lead-out ports 123 and an extension 1231.
Specifically, the plurality of outlet ports 123 are disposed in the heat dissipation cabinet 120 and connected to the air cooling area 124 and the air inlets of the air ducts 1151; an extension 1231 is provided at an inner circumference of each of the outlet ports 123 and extends toward the blowing device 127.
The outlet 123 is provided to guide the air blown out from the blowing device 127 in the heat dissipation cabinet 120 into the air duct 1151; meanwhile, the extension 1231 is arranged to extend towards the side of the blowing device 127, so that the airflow blown by the blowing device 127 can be conveniently converged, and the heat dissipation effect can be improved.
Furthermore, a positioning hole (not shown) is formed through the sidewall of each extension 1231, and the catheter 113 is wound between the adjacent air channels 1151 through the positioning hole.
By providing positioning holes through the side wall of each extension 1231, the liquid guide tube 113 can be conveniently coiled between the air channels 1151 through the positioning holes to cover each air channel 1151, and then heat exchange can be performed between the air flow inside the air channel 1151 and the liquid in the liquid guide tube 113.
For example: referring to fig. 8, the plurality of lead-out ports 123 includes: a first outlet 1232, a second outlet 1233, and a third outlet 1234; and respectively correspond to the first air duct, the second air duct and the third air duct; the liquid guide tube 113 enters from the air inlet of the first air duct, exits from the air outlet of the first air duct, enters from the air outlet of the second air duct through the first air outlet 1232, penetrates into the third air duct through the positioning hole of the second air outlet 1233 and the positioning hole of the third air outlet 1234, and is sequentially coiled, which is not described in detail herein.
Further, the heat dissipation cabinet 120 further includes: and a screen 126 covering each introduction port 121.
By providing the filter 126 covering the introduction port 121, the external airflow flowing into the introduction port 121 is filtered, and external dust is prevented from entering the main body cabinet 110 and affecting the operation of the server/power distribution unit; meanwhile, the inlet 121 is arranged close to the cold water area, so that on one hand, cold heat exchange can be performed on the inflowing air flow, and the temperature of the surface of the air flow flowing into the radiating cabinet 120 is reduced; on the other hand, the liquid surface in the cold water region contacts the air flow flowing into the heat dissipation cabinet 120, further filtering the impurities in the air flow, to ensure that the air flow flowing into the main body cabinet 110 sink does not affect the operation of the server/power distribution unit.
Further, at least one air outlet 122 is provided, which is located at the middle position of the bottom of the main cabinet 110, and penetrates the accommodating space 119 and the air cooling area 124, and is communicated with at least one blowing device 127. The server/power distribution unit located at the bottom of the main cabinet 110 is cooled, so that the cooling area is increased, and the cooling effect is improved.
[ second embodiment ]
Referring to fig. 13, an embodiment of the present invention further provides a control method: applied to the integrated cabinet 100 according to the above embodiment, the method includes the following steps:
s100, initializing each of the temperature sensors 112 and the liquid flow rate recorder, and setting the power of the heat dissipation fan 114 located at the middle position of the same side of the main body cabinet 110 to be smaller than the power of the heat dissipation fans 114 located at both sides of the same side.
It should be noted that, the power of the heat dissipation fan 114 initially disposed at the middle position of the same side of the main body cabinet 110 is set to be smaller than the power of the heat dissipation fans 114 disposed at the two sides of the same side, so that the air flows at the two sides in the main body cabinet 110 are larger than the air flows at the middle position to form an inward circulation, which is beneficial to dissipating heat of the server/power distribution unit located in the middle of the main body cabinet 110, and improves the heat dissipation effect.
And S200, after the main body cabinet 110 runs for a preset time, acquiring temperature values of different layer heights in the main body cabinet 110.
It should be noted that the temperature values of different floor heights are obtained by the temperature sensors 112 disposed on different floor heights in the main body cabinet 110.
S300, calculating the average value W of the temperature in the main body cabinet 110 according to the temperature values of the layers with different heights in the main body cabinet 110Average。
S400, according to the average value W of the temperature in the main body cabinet 110AverageAnd controlling the liquid pump 128 to change the water flow speed V in the liquid guide pipe 113.
S500, respectively controlling the heat dissipation fans 114 in the main body cabinet 110 to move to a designated height layer according to the water flow velocity V and the temperature values of different height layers in the main body cabinet 110, and respectively controlling the output power of the heat dissipation fans 114 of each layer.
The heat dissipation control method of the cabinet air conditioner greatly improves the accuracy of heat dissipation control and reduces energy consumption by respectively controlling the heat dissipation fans 114 in the main body cabinet 110 to move to the specified height layer and controlling the output power of the heat dissipation fans 114 of each layer in a grading manner according to the water flow speed V and the temperature values of different height layers in the main body cabinet 110, and compared with the traditional fixed-point blowing heat dissipation, the heat dissipation control method of the cabinet air conditioner is more flexible in the heat dissipation process and the configuration of the heat dissipation fans 114 is more reasonable.
Further, the average value W is determined according to the temperature in the main body cabinet 110AverageControlling the liquid pump 128 to change the water flow velocity V in the liquid guide pipe 113; the method comprises the following steps:
when W isAverageIf the water flow rate is less than A, controlling the water flow rate in the pipe to be V = 0;
when W isAverageIf the water flow rate is greater than A, controlling the water flow rate in the pipe to be V = n 1;
when W isAverageWhen the water flow rate is greater than A and less than B, controlling the water flow rate V = n2 in the pipe;
when W isAverageIf the water flow rate is greater than B, controlling the water flow rate in the pipe to be V = n 3;
wherein A, B is a preset value, A is less than B, n1 is less than n2 is less than n 3.
It should be noted that the preset value of A, B can be set by the controller 111 according to different environments and seasons; wherein n1 is more than 0m/s and less than or equal to 0.2m/s, n2 is more than 0.2m/s and less than or equal to 0.4m/s, and n3 is more than 0.4m/s and less than or equal to 1 m/s.
The water flow speed in the liquid guide pipe 113 is controlled through the temperature change level in the main body cabinet 110, so that the heat exchange efficiency of liquid in the liquid guide pipe 113 and air flow in an air passage is changed, the heat dissipation effect is ensured, and the purposes of energy saving and power saving are achieved.
Further, the controlling the heat dissipation fans 114 in the main body cabinet 110 to move to a designated height level and controlling the output power of the heat dissipation fans 114 in each level according to the water flow velocity V and the temperature values of different height levels in the main body cabinet 110 includes:
when V =0, P =0.25 × S/E;
when V = n1, P =0.45 × S/E;
when V = n2, P =0.65 × S/E;
when V = n3, P =0.85 × S/E;
level 1: when P is more than or equal to 0 and less than or equal to 0.25, outputting 30 percent of power;
and 2, stage: when P is more than 0.25 and less than or equal to 0.5, 55 percent of power is output;
and 3, level: when P is more than 0.5 and less than or equal to 0.8, 70 percent of power is output;
4, level: when P is more than 0.8 and less than or equal to 1, 100 percent of power is output;
where S is the temperature inside the cabinet 100 measured by the temperature sensor 112, E is the maximum allowable temperature when the monitoring device is operating normally, and P is a temperature control parameter.
It should be noted that the monitoring device includes a plurality of temperature sensors 112; here, E is the maximum allowable temperature when the monitoring device is operating normally, that is, the maximum allowable temperature when any one of the plurality of temperature sensors 112 is operating normally.
The following description is made with reference to specific application scenarios:
suppose that three cooling fans 114 and three temperature sensors 112 respectively corresponding to the lower part, the middle part and the upper part of the inner wall of the main cabinet 110 are arranged on the same side of the main cabinet 110; the three temperature sensors 112 are located on the same side as the three cooling fans 114, and the maximum allowable temperature of each temperature sensor 112 in normal operation is 60 ℃.
Three temperature sensors 112 and a liquid flow recorder which are initially positioned at the lower part, the middle part and the upper part of the inner wall of the main body cabinet 110; setting the power of the heat dissipation fan 114 at the middle position to be smaller than the power of the heat dissipation fans 114 at the two sides of the same side;
after the operation for a set time, for example, 2 minutes, the controller 111 obtains temperature values of 20 ℃, 28 ℃ and 25 ℃ for the lower part, the middle part and the upper part through the three temperature sensors 112; the radiator fan 114 in the middle position is controlled to move to the lower portion of the inner wall of the main body cabinet 110, and the other two are controlled to move to the middle and upper portions of the inner wall of the main body cabinet 110, respectively.
Meanwhile, the controller 111 acquires a flow velocity V =0.3m/S through the liquid flow recorder, and then P =0.65 × S/E;
then, the temperature control parameter P =0.65 × 20/60=0.21 corresponds to the temperature value of the lower portion of the inner wall of the main cabinet 110; the controller 111 controls the heat dissipation fan 114 located at the lower portion of the inner wall of the main cabinet 110 to be at 1-stage gear, and outputs 30% power.
Similarly, the temperature control parameter P =0.65 × 28/60=0.30 corresponding to the temperature value at the middle portion of the inner wall of the main cabinet 110; the controller 111 controls the heat dissipation fan 114 located in the middle of the inner wall of the main cabinet 110 to be in a 2-stage gear, and outputs 55% of power.
Similarly, the temperature control parameter P =0.65 × 25/60=0.27 corresponding to the temperature value at the upper portion of the inner wall of the main cabinet 110; the controller 111 controls the heat dissipation fan 114 located at the upper portion of the inner wall of the main cabinet 110 to be in the 2-stage gear position, and outputs 55% power.
It should be noted that, when a plurality of temperature sensors 112 are disposed at the same height on the same floor on the same side, for example, three temperature sensors 112 with the same height are disposed on the upper portion of the inner wall on the same side of the main body cabinet 110; then, the average value of the temperature values measured by the three temperature sensors 112 with the same height is taken as the temperature value of the upper part of the inner wall of the main body cabinet 110 on the side, so as to calculate the corresponding temperature control parameter P.
It can be understood that the precise heat dissipation and temperature control can be realized by controlling the heat dissipation fan 114 to move to a specified layer height, and controlling the heat dissipation fan 114 with the corresponding layer height to output corresponding power according to different temperatures of different layer heights.
Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.

Claims (6)

1. The utility model provides a realize full heat exchange's of intelligence integration rack which characterized in that includes:
the main body cabinet is provided with an accommodating space, and one side of the main body cabinet is provided with an air outlet;
the grooves are arranged on the inner wall of the main body cabinet at intervals along the vertical direction of the main body cabinet, and at least three grooves are formed in the inner wall positioned on the same side of the main body cabinet;
the guide rails are arranged on the grooves in a one-to-one correspondence manner along the length direction of the grooves;
the heat dissipation fans are arranged on the guide rails and are in one-to-one correspondence with the guide rails;
the temperature sensors are distributed at different positions of the inner wall of the main body cabinet;
the controller is arranged on the main body cabinet and electrically connected with the plurality of temperature sensors and the plurality of cooling fans;
at least one elastic wind shielding strip I connected between each cooling fan and the top surface of the main cabinet;
at least one second elastic wind shielding strip which is arranged corresponding to the elastic wind shielding strips and is positioned between each cooling fan and the bottom surface of the main cabinet;
a heat dissipation cabinet arranged at the lower end of the main body cabinet,
each elastic wind shielding strip I and each elastic wind shielding strip II cover the groove, and a gap is formed between each elastic wind shielding strip I and the groove to form an air duct; the air inlet of the air duct is communicated with the heat dissipation cabinet; the first elastic wind shielding strip and the second elastic wind shielding strip are identical in arrangement structure; elastic weather strip one includes:
the elastic blocks are sequentially connected along the length direction of the first elastic wind shielding strip;
wherein, each elastic block is provided with a liquid cavity for storing liquid;
the heat dissipation cabinet comprises:
the air cooling area is provided with a plurality of air blowing devices;
the water cooling area is arranged below the air cooling area;
the lead-in port penetrates through the side wall of the heat dissipation cabinet and is positioned above the water cooling area;
the air outlet side of the blowing device corresponds to the air inlet of the air duct, and the air inlet side of the blowing device corresponds to the water cooling area;
the heat dissipation cabinet still includes:
the liquid pump is arranged in the water cooling area;
the liquid guide pipe is arranged in the air duct and is arranged along the air guide path of the air duct;
the liquid flow recorder is arranged on the liquid guide pipe and communicated with the controller;
wherein the water inlet end of the liquid guide pipe is connected with the liquid pump, and the water outlet end of the liquid guide pipe is arranged in the water cooling area;
the heat dissipation cabinet still includes:
the plurality of outlet ports are arranged in the heat dissipation cabinet and are connected with the air cooling area and the air inlet of the air duct;
and an extension part provided at an inner circumference of each of the outlet ports and extending toward the blowing device.
2. The integrated cabinet of claim 1,
the air outlet of the air duct extends to the top surface of the main body cabinet and penetrates through the accommodating space;
the air inlet of the air duct extends to the bottom surface of the main cabinet and is communicated with the heat dissipation cabinet.
3. The integrated cabinet of claim 1,
a positioning hole penetrating through the side wall of each extension part,
the liquid guide pipe is coiled between the adjacent air ducts through the positioning hole.
4. A control method applied to the integrated cabinet according to any one of claims 1 to 3, wherein the method comprises the following steps:
initializing each temperature sensor and the liquid flow recorder, and setting the power of the heat radiation fan positioned in the middle of the same side of the main body cabinet to be smaller than the power of the heat radiation fans positioned at two sides of the same side;
after the operation is carried out for a preset time, temperature values of different layer heights in the main body cabinet are obtained;
calculating the average value W of the temperature in the main body cabinet according to the temperature values of the layers with different heights in the main body cabinetAverage；
According to the average value W of the temperature in the main body cabinetAverageControlling the liquid pump to change the water flow speed V in the liquid guide pipe;
and respectively controlling the cooling fans in the main body cabinet to move to the layers with the appointed height according to the water flow speed V and the temperature values of the layers with different heights in the main body cabinet, and respectively controlling the output power of the cooling fans of each layer in a grading manner.
5. The control method according to claim 4, wherein the control is performed according to an average value W of the temperature in the main body cabinetAverageControlling the liquid pump to change the water flow speed V in the catheter comprises the following steps:
when W isAverageIf the water flow rate is less than A, controlling the water flow rate in the pipe to be V = 0;
when W isAverageIf the water flow rate is greater than A, controlling the water flow rate in the pipe to be V = n 1;
when W isAverageWhen the water flow rate is greater than A and less than B, controlling the water flow rate V = n2 in the pipe;
when W isAverageIf the water flow rate is greater than B, controlling the water flow rate in the pipe to be V = n 3;
wherein A, B is a preset value, A is less than B, n1 is less than n2 is less than n 3.
6. The control method according to claim 4, wherein the controlling the heat dissipation fans in the main body cabinet to move to a designated height level and controlling the output power of the heat dissipation fans of each level according to the water flow speed V and the temperature values of different height levels in the main body cabinet comprises:
when V =0, P =0.25 × S/E;
when V = n1, P =0.45 × S/E;
when V = n2, P =0.65 × S/E;
when V = n3, P =0.85 × S/E;
level 1: when P is more than or equal to 0 and less than or equal to 0.25, outputting 30 percent of power;
and 2, stage: when P is more than 0.25 and less than or equal to 0.5, 55 percent of power is output;
and 3, level: when P is more than 0.5 and less than or equal to 0.8, 70 percent of power is output;
4, level: when P is more than 0.8 and less than or equal to 1, 100 percent of power is output;
wherein S is the temperature in the cabinet measured by the temperature sensor, E is the maximum allowable temperature when the monitoring device works normally, and P is a temperature control parameter.
CN202111168190.4A 2021-10-08 2021-10-08 Integrated cabinet for realizing intelligent total heat exchange and control method Active CN113613477B (en)

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CN115864182B (en) * 2022-11-27 2024-01-05 湖北利亚达电力科技有限公司 Intelligent temperature control low-voltage power distribution cabinet and temperature control method
CN115551264B (en) * 2022-11-30 2023-03-10 浙江德塔森特数据技术有限公司 Integrated data center fusion cabinet and control method thereof

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CN102252498A (en) * 2011-06-15 2011-11-23 杭州滨鸿光电科技有限公司 Normal-temperature humidity control storage cabinet
CN206100765U (en) * 2016-09-14 2017-04-12 陕西理工学院 Computer server installation cabinet
CN208401359U (en) * 2018-07-15 2019-01-18 江西四联节能环保股份有限公司 A kind of electric power energy consumption equipment formula cabinet
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