CN101586859A - Temperature control system and temperature control method of machine cabinet - Google Patents
Temperature control system and temperature control method of machine cabinet Download PDFInfo
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- CN101586859A CN101586859A CNA2008100673294A CN200810067329A CN101586859A CN 101586859 A CN101586859 A CN 101586859A CN A2008100673294 A CNA2008100673294 A CN A2008100673294A CN 200810067329 A CN200810067329 A CN 200810067329A CN 101586859 A CN101586859 A CN 101586859A
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Abstract
The embodiment of the invention discloses a temperature control system and a temperature control method of a machine cabinet. The system comprises a machine cabinet and at least one heat dissipation pipeline which is communicated with the machine cabinet and vertically penetrates through the ground. A sealed internal circulation cavity is formed in the machine cabinet, and forms internal circulation through an air driving system of the equipment in the machine cabinet; the heat dissipation pipeline comprises a first pipeline positioned in the machine cabinet and a second pipeline buried underground; the first pipeline comprises an air outlet, is positioned at the upper part of the machine cabinet and is communicated with ambient air; the second pipeline comprises an air inlet communicated with the ambient air; the inner wall of the first pipeline is a heat exchange wall, and the heat exchange between an external circulation cavity formed by the first pipeline and the internal circulation cavity is realized through the heat exchange wall; and the heat dissipation pipeline is provided with at least one air conveying device for driving the air to flow in the heat dissipation pipeline. The embodiment of the invention is suitable for the temperature control of outdoor equipment, in particular for the heat dissipation of the outdoor equipment.
Description
Technical field
The present invention relates to heat dissipation technology, particularly a kind of machine-cabinet temperature controlling system and method.
Background technology
Heat exchange type outdoor cabinet and earth-source hot-pump system are two kinds of common in the prior art outdoor attemperating units, wherein, the heat exchange type outdoor cabinet is with the low-temperature receiver of surrounding air as outdoor cabinet, utilizes the interior circulating current of surrounding air and rack equipment to carry out cold and hot exchange by the body of wall wall and reaches the heat radiation purpose.The heat exchange type outdoor cabinet has been given full play to the thermolysis of ambient air temperature, is applied to the heat radiation of electrical outdoor subset more.Heat exchange type outdoor cabinet construction package skeleton diagram as shown in Figure 1, it comprises: be positioned at two heat dissipation channels 101 on rack both sides, described heat dissipation channel comprises superposed outlet 102, is positioned at the inlet 103 of bottom, and described heat dissipation channel is provided with a fan 104; By the inwall 105 of described heat dissipation channel, flow to the outer circulation air-flow of described heat dissipation channel and the interior circulating current of rack inside and carry out heat exchange.
The operation principle of heat exchange type outdoor cabinet is as follows:
In realizing process of the present invention, the inventor finds that there are the following problems at least in the prior art: radiating efficiency is influenced by ambient temperature big, and higher when environment temperature, the inside and outside circulating current temperature difference hour, inwall heat exchange effect can sharply descend, and can't satisfy the equipment cooling demand.When the low excessively and interior circulating current excessive temperature differentials of environment temperature, can cause the inner chamber condensation again, equipment is crossed problems such as cold.
Summary of the invention
The embodiment of the invention provides the machine-cabinet temperature controlling system that a kind of heat exchange efficiency is higher, environmental suitability is wider.
For achieving the above object, embodiments of the invention provide a kind of machine-cabinet temperature controlling system, comprising: rack and at least one are communicated with and run through ground heat dissipation pipeline up and down with rack, wherein:
The inner interior torus that forms sealing of described rack, the air driven system by equipment self in the rack forms interior circulation;
Described heat dissipation pipeline comprises first pipeline and buried second pipeline that are positioned at rack; Described first pipeline comprises an air outlet, is positioned at rack top place and is connected with surrounding air; Described second pipeline comprises an air inlet that is connected with surrounding air; The inwall of described first pipeline is a heat exchange walls, realizes the external circulation cavity of first pipeline formation and the exchange heat between the interior torus by described heat exchange walls;
Described heat dissipation pipeline is provided with at least one air transport device, is used for driving air and flows at heat dissipation pipeline.
The another kind of machine-cabinet temperature controlling system that the embodiment of the invention provides comprises: rack and two are communicated with and run through ground heat dissipation pipeline up and down with rack, wherein:
The inner interior torus that forms sealing of described rack, the air driven system by equipment self in the rack forms interior circulation;
Described two heat dissipation pipelines are arranged at the left and right sides of rack respectively; Each heat dissipation pipeline comprises first pipeline and buried second pipeline that are positioned at rack; Described first pipeline comprises an air outlet, is positioned at rack top place and is connected with surrounding air; Described second pipeline comprises an air inlet that is connected with surrounding air; The inwall of described first pipeline is a heat exchange walls, realizes the external circulation cavity of first pipeline formation and the exchange heat between the interior torus by described heat exchange walls;
Each described heat dissipation pipeline is provided with at least one air transport device, is used for driving air and flows at heat dissipation pipeline.
Embodiments of the invention also provide a kind of rack temperature control method, comprising:
The surrounding air that rest on the ground is sent into and is run through in the heat dissipation pipeline up and down of ground;
The pipeline that described heat dissipation pipeline buries ground part carries out heat exchange with described air and underground soil or underground water;
Be fed through the pipeline that described heat dissipation pipeline is positioned at rack with described through heat-exchanged air;
The air-flow that the air communication that described heat dissipation pipeline is arranged in the pipeline of rack is crossed the torus of heat exchange wall and rack carries out exchange heat.
Machine-cabinet temperature controlling system that the embodiment of the invention provides and method, because heat dissipation pipeline runs through about the ground, surrounding air can be driven in the heat dissipation pipeline on the one hand, ambient air temperature is lower than the air themperature of torus in the rack, can play with rack in air carry out the effect of heat exchange; On the other hand, surrounding air can carry out exchange heat with soil via running through ground pipeline up and down, makes the temperature of surrounding air be reduced to suitable temperature under peak condition such as summer or noon, is continuously rack low-temperature receiver is provided, and improves radiating efficiency.Therefore can play thermolysis preferably, heat radiation reliability height, temperature wide accommodation.
Description of drawings
Fig. 1 is a heat exchange outdoor cabinet construction package skeleton diagram in the prior art;
Fig. 2 is the structural representation of machine-cabinet temperature controlling system embodiment one of the present invention;
Fig. 3 is the structural representation of machine-cabinet temperature controlling system embodiment two of the present invention;
Fig. 4 is the structural representation of a kind of embodiment of heat exchange wall.
The specific embodiment
Be described in detail below in conjunction with the machine-cabinet temperature controlling system and the method for accompanying drawing the embodiment of the invention.
Embodiment one:
With reference to shown in Figure 2, the machine-cabinet temperature controlling system of first embodiment of the invention comprises: rack 21 and one are communicated with and run through heat dissipation pipeline 22 about the ground with rack.
The described rack 21 inner interior torus that form sealing, the air driven system by equipment self in the rack forms interior circulation.Torus is airtight fully in the described rack, helps preventing dust, waterproof and humidity control.
Described heat dissipation pipeline 22 comprises first pipeline 221 and buried second pipeline 222 that are positioned at rack; Described first pipeline comprises an air outlet 223, is positioned at rack top place and is connected with surrounding air; Described second pipeline comprises an air inlet that is connected with surrounding air 224.The inwall of described first pipeline is a heat exchange walls 206, by described heat exchange walls 206 external circulation cavity and the described interior torus that first pipeline 221 forms separated, and the exchange heat between interior torus of realization and the external circulation cavity.Described heat dissipation pipeline 22 can be positioned at the optional position of rack left and right sides, and wherein, the left and right sides of rack is the equipment in the relative rack, and the operating surface of equipment be the front in the general rack.
The outer wall of described first pipeline 221 can be the outer wall of rack, also can be one deck wall that adds in addition outside the rack outer wall.
Described second pipeline 222 except that air inlet 224 and with first pipeline, 221 connected components intermediate duct, can all imbed undergroundly, air inlet 224 is positioned at ground and is connected with surrounding air; Intermediate duct also can partly be imbedded underground, and part extends on the ground, and intermediate duct extends to the part that ground part can be close air inlet 224.Described rack can rest on the ground, and also can partly imbed underground.
Described heat dissipation pipeline 22 is provided with an air transport device 225, is used for driving air and flows at heat dissipation pipeline.Described air transport device 225 can be fan, also can be air pump, air compressor machine.Described air transport device 225 can be provided with the optional position except that air outlet 223 on the heat dissipation pipeline, for example, can be arranged on first pipeline 221 and be communicated with the place with second pipeline 222, also can be arranged on air inlet 224 places of second pipeline 222.Certainly carry in order better to carry out air, a plurality of air transport devices 225 can be set, for example, be communicated with the place with second pipeline 222 and air inlet 224 places are provided with an air transport device respectively at first pipeline 221.
Under the effect of air transport device, air flows in heat dissipation pipeline; In conjunction with the adjustment effect of heat dissipation pipeline, make the air in the rack external circulation cavity reach suitable temperature, torus provides heat radiation cold air source in being continuously.Concrete, under the effect of air transport device 225, surrounding air enters heat dissipation pipeline 22 from air inlet 224; During through second pipeline 222, air and underground soil or underground water carry out heat exchange, thereby make air reach suitable temperature and flow to first pipeline 221; At first pipeline 221, be heat catalysis with heat exchange walls 206, the exchange heat between the external circulation cavity that the torus and first pipeline form in the realization rack, thereby the heat radiation of realization rack internal unit.
Be example so that rack is dispelled the heat below, introduce the workflow of present embodiment.
Under the effect of air transport device, surrounding air enters the air inlet of heat dissipation pipeline, and flows through and bury second pipeline on ground, and at this moment, surrounding air contacts with second pipeline; Second pipeline makes soil or the underground water around the surrounding air and second pipeline carry out heat exchange, and the surrounding air of heat becomes cold air thereby make; Then, cool air reflux makes the air cooling-down in the rack external circulation cavity in first pipeline.There is the temperature difference in air in air themperature in the rack external circulation cavity and the rack in the torus, just can carry out the effect of heat exchange realization to equipment cooling in the rack by heat exchange wall, and the size of this temperature difference influences the ability of heat exchange.Reduce ambient air temperature by second pipeline that buries ground, and make the external circulation cavity of its rack of flowing through, can reach the purpose that rack is strengthened radiating effect.In like manner, the embodiment of the invention also can be used to realize warming to rack.
The machine-cabinet temperature controlling system that the embodiment of the invention provides, because heat dissipation pipeline runs through about the ground, surrounding air can be driven in the heat dissipation pipeline on the one hand, ambient air temperature is lower than the air themperature of torus in the rack, can play with rack in air carry out the effect of heat exchange; On the other hand, surrounding air can carry out exchange heat with soil via running through ground pipeline up and down, makes the temperature of surrounding air be reduced to suitable temperature under peak condition such as summer or noon, is continuously rack low-temperature receiver is provided, and improves radiating efficiency.Therefore can play thermolysis preferably, heat radiation reliability height, temperature wide accommodation.
As shown in Figure 4, be the schematic diagram of a kind of embodiment of heat exchange wall in the embodiment of the invention, described heat exchange wall is the wrinkle wall of continuous U type, the area that torus contacts with external circulation cavity in increasing in this way, improve the efficient of heat exchange, further improve the radiating efficiency of rack.Interchangeable, described heat exchange wall can or not be very well-regulated wrinkle wall for jagged wall, can reach the effect that improves heat exchanger effectiveness equally.Certainly, if described heat exchange wall is the plane, can realize purpose of the present invention too.
In the embodiment of the invention one, there is one to run through ground heat dissipation pipeline up and down, in fact, also can the heat dissipation channel that be positioned at rack in the prior art be set, finish the heat radiation of equipment in the rack jointly in other parts of the rack outside in the rack outside.
Embodiment two
As shown in Figure 3, the machine-cabinet temperature controlling system of the embodiment of the invention comprises rack 31 and is communicated with and runs through ground temperature control heat dissipation pipeline 32 up and down with two with rack.
The described rack 31 inner interior torus that form sealing, the air driven system by equipment self in the rack forms interior circulation.Torus is airtight fully in the described rack, helps preventing dust, waterproof and humidity control.
Described two heat dissipation pipelines 32 are arranged at the left and right sides of rack respectively; Each heat dissipation pipeline 32 comprises first pipeline 321 and buried second pipeline 322 that is positioned at rack; Described first pipeline 321 comprises an air outlet 323, is positioned at rack top place and is connected with surrounding air; Described second pipeline comprises an air inlet that is connected with surrounding air 324.The inwall of described first pipeline is a heat exchange walls 306, by described heat exchange walls 306 external circulation cavity and the described interior torus that first pipeline 321 forms separated, and the exchange heat between interior torus of realization and the external circulation cavity.Wherein, described above-below direction with ground level as object of reference; The left and right sides of rack is the equipment in the relative rack, and the operating surface of equipment be the front in the general rack.
The outer wall of described first pipeline 321 can be the outer wall of rack, also can be one deck wall that adds in addition outside the rack outer wall.
Described second pipeline 322 except that air inlet 324 and with first pipeline, 321 connected components intermediate duct, can all imbed undergroundly, air inlet 324 is positioned at ground and is connected with surrounding air; Intermediate duct also can partly be imbedded underground, and part extends on the ground, and intermediate duct extends to the part that ground part can be close air inlet 324.Described rack can rest on the ground, and also can partly imbed underground.
Each described heat dissipation pipeline 32 is provided with an air transport device 325, is used for driving air and flows at heat dissipation pipeline 32.Described air transport device 325 can be fan, also can be air pump, air compressor machine.Described air transport device 325 can be provided with the optional position except that air outlet 323 on the heat dissipation pipeline 32, for example, can be arranged on first pipeline 321 and be communicated with the place with second pipeline 322, also can be arranged on air inlet 324 places of second pipeline 322.Certainly carry in order better to carry out air, a plurality of air transport devices 325 can be set, for example, be communicated with the place with second pipeline 322 and air inlet 324 places are provided with an air transport device respectively at first pipeline 321.
Under the effect of air transport device, air flows in heat dissipation pipeline; In conjunction with the adjustment effect of heat dissipation pipeline, make the air in the rack external circulation cavity reach suitable temperature, torus provides heat radiation cold air source in being continuously.Concrete, under the effect of air transport device 325, surrounding air enters each heat dissipation pipeline 32 from air inlet 324; During through second pipeline 322, air and underground soil or underground water carry out heat exchange, thereby make air reach suitable temperature and flow to first pipeline 321; At first pipeline 321, be heat catalysis with heat exchange walls 306, the exchange heat between the external circulation cavity that the torus and first pipeline form in the realization rack, thereby the heat radiation of realization rack internal unit.
Be example so that rack is dispelled the heat below, introduce the workflow of present embodiment.
Under the effect of air transport device, surrounding air enters the air inlet of heat dissipation pipeline, and flows through and bury second pipeline on ground, and at this moment, surrounding air contacts with second pipeline; Second pipeline makes soil or the underground water around the surrounding air and second pipeline carry out heat exchange, and the surrounding air of heat becomes cold air thereby make; Then, cool air reflux makes the air cooling-down in the rack external circulation cavity in first pipeline.There is the temperature difference in air in air themperature in the rack external circulation cavity and the rack in the torus, just can carry out the effect of heat exchange realization to equipment cooling in the rack by heat exchange wall, and the size of this temperature difference influences the ability of heat exchange.Reduce ambient air temperature by second pipeline that buries ground, and make the external circulation cavity of its rack of flowing through, can reach the purpose that rack is strengthened radiating effect.In like manner, the embodiment of the invention also can be used to realize warming to rack.
As shown in Figure 4, be the schematic diagram of a kind of embodiment of heat exchange wall in the embodiment of the invention, described heat exchange wall is the wrinkle wall of continuous U type, the area that torus contacts with external circulation cavity in increasing in this way, improve the efficient of heat exchange, further improve the radiating efficiency of rack.Interchangeable, described heat exchange wall can or not be very well-regulated wrinkle wall for jagged wall, can reach the effect that improves heat exchanger effectiveness equally.Certainly, if described heat exchange wall is the plane, can realize purpose of the present invention too.
The machine-cabinet temperature controlling system that the embodiment of the invention provides, because heat dissipation pipeline runs through about the ground, surrounding air can be driven in the heat dissipation pipeline on the one hand, ambient air temperature is lower than the air themperature of torus in the rack, can play with rack in air carry out the effect of heat exchange; On the other hand, surrounding air can carry out exchange heat with soil via running through ground pipeline up and down, makes the temperature of surrounding air be reduced to suitable temperature under peak condition such as summer or noon, is continuously rack low-temperature receiver is provided, and improves radiating efficiency.Therefore can play thermolysis preferably, heat radiation reliability height, temperature wide accommodation.In the present embodiment, have two heat dissipation pipelines, further improve radiating efficiency, improve the heat radiation reliability.
Certainly, can be at the plural ground heat dissipation pipeline up and down that runs through of rack arranged outside.
The embodiment of the invention also provides a kind of rack temperature control method, comprising:
The surrounding air that rest on the ground sent into run through in the heat dissipation pipeline up and down of ground;
The pipeline that described heat dissipation pipeline buries ground part carries out heat exchange with described air and underground soil or underground water;
Be fed through the pipeline that described heat dissipation pipeline is positioned at rack with described through heat-exchanged air;
The air-flow that the air communication that described heat dissipation pipeline is arranged in the pipeline of rack is crossed the torus of heat exchange wall and rack carries out exchange heat.
The rack temperature control method that the embodiment of the invention provides is the process of a two levels of thermal exchange.Air circulates in running through ground heat dissipation pipeline up and down, air and underground soil or underground water are carried out heat exchange, thereby the air that makes heat dissipation pipeline be positioned at the pipeline of rack reaches suitable temperature, forms an outer circulation passage.The heat exchange that occurs between surrounding air and the soil is the one-level heat exchange; The space, equipment place of rack forms an inner cycle channel, is heat catalysis with the internal face of the pipeline that is positioned at rack, and the heat exchange that occurs between the interior circulating current of rack outer circulation air-flow and rack is the secondary heat exchange.By the secondary heat exchange, embodiment of the invention heat exchange efficiency height, thermal adaptability are wide.
The embodiment of the invention has been utilized the soil heat capacity height, the temperature of depth of soils changes characteristics slowly with outside air temperature, rack is carried out temperature control, reduced the electric energy that rack consumes effectively, can accomplish more energy-conservationly than the heat exchanger-type rack of equal appearance and size, and the heat-sinking capability of complete machine is highly improved.The rack internal cavity of present embodiment is distinct, has simple in structure, easy to maintenance, high reliability features.The embodiment of the invention is applicable to the temperature control to outdoor equipment, is specially adapted to the heat radiation to outdoor equipment.
The above; only be the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; can expect easily changing or replacing, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion by described protection domain with claim.
Claims (11)
1, a kind of machine-cabinet temperature controlling system is characterized in that, comprising: rack and at least one are communicated with and run through ground heat dissipation pipeline up and down with rack, wherein:
The inner interior torus that forms sealing of described rack, the air driven system by equipment self in the rack forms interior circulation;
Described heat dissipation pipeline comprises first pipeline and buried second pipeline that are positioned at rack; Described first pipeline comprises an air outlet, is positioned at rack top place and is connected with surrounding air; Described second pipeline comprises an air inlet that is connected with surrounding air; The inwall of described first pipeline is a heat exchange walls, realizes the external circulation cavity of first pipeline formation and the exchange heat between the interior torus by described heat exchange walls;
Described heat dissipation pipeline is provided with at least one air transport device, is used for driving air and flows at heat dissipation pipeline.
2, machine-cabinet temperature controlling system as claimed in claim 1 is characterized in that, described air transport device comprises: fan, air pump or air compressor machine.
3, machine-cabinet temperature controlling system as claimed in claim 1 is characterized in that, described air transport device is positioned at air inlet place and/or first pipeline and the second pipeline connection place of heat dissipation pipeline.
4, machine-cabinet temperature controlling system as claimed in claim 1 is characterized in that, described heat exchange wall is the wrinkle wall.
5, machine-cabinet temperature controlling system as claimed in claim 1 is characterized in that, described second pipeline comprises on the ground and underground two parts.
6, a kind of machine-cabinet temperature controlling system is characterized in that, comprising: rack and two are communicated with and run through ground heat dissipation pipeline up and down with rack, wherein:
The inner interior torus that forms sealing of described rack, the air driven system by equipment self in the rack forms interior circulation;
Described two heat dissipation pipelines are arranged at the left and right sides of rack respectively; Each heat dissipation pipeline comprises first pipeline and buried second pipeline that are positioned at rack; Described first pipeline comprises an air outlet, is positioned at rack top place and is connected with surrounding air; Described second pipeline comprises an air inlet that is connected with surrounding air; The inwall of described first pipeline is a heat exchange walls, realizes the external circulation cavity of first pipeline formation and the exchange heat between the interior torus by described heat exchange walls;
Each described heat dissipation pipeline is provided with at least one air transport device, is used for driving air and flows at heat dissipation pipeline.
7, machine-cabinet temperature controlling system as claimed in claim 6 is characterized in that, described air transport device comprises: fan, air pump or air compressor machine.
8, machine-cabinet temperature controlling system as claimed in claim 6 is characterized in that, described air transport device is positioned at air inlet place and/or first pipeline and the second pipeline connection place of heat dissipation pipeline.
9, machine-cabinet temperature controlling system as claimed in claim 6 is characterized in that, described heat exchange wall is the wrinkle wall.
10, machine-cabinet temperature controlling system as claimed in claim 6 is characterized in that, described second pipeline comprises on the ground and underground two parts.
11, a kind of rack temperature control method is characterized in that, comprising:
The surrounding air that rest on the ground is sent into and is run through in the heat dissipation pipeline up and down of ground;
The pipeline that described heat dissipation pipeline buries ground part carries out heat exchange with described air and underground soil or underground water;
Be fed through the pipeline that described heat dissipation pipeline is positioned at rack with described through heat-exchanged air;
The air-flow that the air communication that described heat dissipation pipeline is arranged in the pipeline of rack is crossed the torus of heat exchange wall and rack carries out exchange heat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100673294A CN101586859A (en) | 2008-05-23 | 2008-05-23 | Temperature control system and temperature control method of machine cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100673294A CN101586859A (en) | 2008-05-23 | 2008-05-23 | Temperature control system and temperature control method of machine cabinet |
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| CN101586859A true CN101586859A (en) | 2009-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2008100673294A Pending CN101586859A (en) | 2008-05-23 | 2008-05-23 | Temperature control system and temperature control method of machine cabinet |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102519109A (en) * | 2011-11-25 | 2012-06-27 | 中兴通讯股份有限公司 | Heat dissipation ventilating device, heat dissipation ventilating system and machine room |
| CN104197562A (en) * | 2014-07-30 | 2014-12-10 | 国家电网公司 | Transformer substation secondary device arrangement system and method based on terrestrial heat source temperature control mode |
| CN105376966A (en) * | 2014-09-01 | 2016-03-02 | 宜昌迪森智能科技有限公司 | Dustproof electric appliance cabinet |
| CN109152251A (en) * | 2018-09-05 | 2019-01-04 | 张沈莘 | A kind of communication cabinet |
| CN109862758A (en) * | 2019-03-18 | 2019-06-07 | 蚌埠市华兴电子网络有限公司 | A kind of temperature control method and regulating system of Outdoor Network cabinet |
| CN110513573A (en) * | 2019-07-25 | 2019-11-29 | 安徽子午线标识标牌工程有限公司 | A kind of bus stop board device for displaying information based on artificial intelligence |
| CN113710024A (en) * | 2021-08-03 | 2021-11-26 | 安徽海兴科技设备有限公司 | Ground source heat dissipation system of cabinet and heat dissipation method thereof |
-
2008
- 2008-05-23 CN CNA2008100673294A patent/CN101586859A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102519109A (en) * | 2011-11-25 | 2012-06-27 | 中兴通讯股份有限公司 | Heat dissipation ventilating device, heat dissipation ventilating system and machine room |
| CN104197562A (en) * | 2014-07-30 | 2014-12-10 | 国家电网公司 | Transformer substation secondary device arrangement system and method based on terrestrial heat source temperature control mode |
| CN104197562B (en) * | 2014-07-30 | 2016-08-17 | 国家电网公司 | Substation secondary device arrangement system based on geothermal source temperature control mode and method |
| CN105376966A (en) * | 2014-09-01 | 2016-03-02 | 宜昌迪森智能科技有限公司 | Dustproof electric appliance cabinet |
| CN109152251A (en) * | 2018-09-05 | 2019-01-04 | 张沈莘 | A kind of communication cabinet |
| CN109862758A (en) * | 2019-03-18 | 2019-06-07 | 蚌埠市华兴电子网络有限公司 | A kind of temperature control method and regulating system of Outdoor Network cabinet |
| CN109862758B (en) * | 2019-03-18 | 2020-09-01 | 蚌埠市华兴电子网络有限公司 | Temperature adjusting method and system for outdoor network cabinet |
| CN110513573A (en) * | 2019-07-25 | 2019-11-29 | 安徽子午线标识标牌工程有限公司 | A kind of bus stop board device for displaying information based on artificial intelligence |
| CN113710024A (en) * | 2021-08-03 | 2021-11-26 | 安徽海兴科技设备有限公司 | Ground source heat dissipation system of cabinet and heat dissipation method thereof |
| CN113710024B (en) * | 2021-08-03 | 2023-02-24 | 安徽海兴科技设备有限公司 | Ground source heat dissipation system of cabinet and heat dissipation method thereof |
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Open date: 20091125 |