CN102705930B - Base station is with accurately sending cold energy-saving air conditioning system - Google Patents
Base station is with accurately sending cold energy-saving air conditioning system Download PDFInfo
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- CN102705930B CN102705930B CN201210016712.3A CN201210016712A CN102705930B CN 102705930 B CN102705930 B CN 102705930B CN 201210016712 A CN201210016712 A CN 201210016712A CN 102705930 B CN102705930 B CN 102705930B
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 40
- 238000001816 cooling Methods 0.000 claims abstract description 55
- 238000005057 refrigeration Methods 0.000 claims abstract description 22
- 230000005494 condensation Effects 0.000 claims abstract description 10
- 238000009833 condensation Methods 0.000 claims abstract description 10
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 47
- 230000000737 periodic effect Effects 0.000 claims description 15
- 239000007788 liquid Substances 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000005265 energy consumption Methods 0.000 abstract description 7
- 238000004891 communication Methods 0.000 description 8
- 238000004134 energy conservation Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000003749 cleanliness Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010223 real-time analysis Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 230000028016 temperature homeostasis Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
Cold energy-saving air conditioning system is accurately sent in a kind of base station, comprise split air conditioner in compressor refrigeration system and base station and send cooling system, described compressor refrigeration system comprises the compressor (1), condenser (3), expansion valve (11) and the heat exchanger (5) that connect successively, and compressor (1) is connected with heat exchanger (5) and forms closed cycle system; The indoor split air conditioner part (9) of the heat exchanger (5) that in described base station, split air conditioner send cooling system to comprise to connect successively, the second valve (14), pump (2) and multiple series connection and/or parallel connection, heat exchanger (5) is connected with indoor split air conditioner part (9) and forms closed cycle system; Described condenser (3) is also with condensation fan (4), between heat exchanger (5) and indoor split air conditioner part (9), be also serially connected with dry monsoon cold heat exchanger (6) and the 4th valve (16), described dry monsoon cold heat exchanger (6) is with wind cooling blower (22).Thus natural cooling source can be made full use of to reduce the use of energy consumption, cost-saving and resource.
Description
(1) technical field
The present invention relates to a kind of energy-saving air conditioning system, relating in particular to a kind of communication base station with accurately sending cold energy-saving air conditioning system.
(2) background technology
The energy is the required material base of human survival and social development, and enter 21st century, energy scarcity has become the global problem of development of all countries economy.Along with global energy day is becoming tight, China is more urgent to power conservation requirement in social construction.Wherein to face energy-conservation situation more urgent for the telecommunications industry of high speed development.Operator speeds up the construction base station, machine room, but also has to face high energy resource consumption.
Such as China Telecom's power consumption total amount in 2009 is about 9,800,000,000 degree, increases by 41.6% than 08 year.Wherein productive power increases based on base station and data center machine room, compares 08 year and increases by 209% and 21% respectively.Equipment component is backward in technique or outmoded aging simultaneously; Lack the energy consumption data of classifying accurately, itemizing, lack and evaluation and test means are quantized to energy-conservation achievement; Do not have the diagnosis of energy saving of science, emphasis energy consumption equipment runs not science; For with can be unified with energy-conservation shortage monitoring and control.Therefore for telecom operators, take conservation measures imperative.
In communication base station, in order to ensure the operation reliably and with long-term of heating electric subset in base station, corresponding cooling system must be configured, the base station air conditioner system be namely commonly called as.According to AUTHORITATIVE DATA statistics, mobile communication base station air conditioning energy consumption accounts for more than 50% of whole base station energy consumption.Therefore, base station air conditioner is energy-conservation becomes the energy-saving and cost-reducing emphasis of operator, has significant economic and social benefit.
Different with use occasion from the design parameter of civilian comfort air conditioning system, mobile communication base station air-conditioning belongs to technological air conditioning.Its cooling core be efficiently, reliably the heating of communication base station electronic equipment be discharged in outdoor environment.Base station electronics has strict requirement to environment temperature, humidity and cleanliness factor.Existing communication base station special air conditioner technology is still immature, often directly selects civilian comfort air conditioning system, or transformation cools whole base station machine room space a little.This air conditioning mode not only cannot give full play to the design advantage of comfort air conditioning system, a large amount of cold is for offsetting the thermic load in base station machine room space, and only have the form at least partially through heat convection to be used for cooling heat-generating devices itself, therefore cause the significant wastage of electric energy.
In existing communication base station air conditioner technology, also comprise for base station design specific AC equipment and deliver to the air conditioning form of each electronic equipment after focusing on wind again.In these two kinds of units, the former air conditioning area is whole base station machine room, instead of directly towards cooling object (heat-producing device), certainly will cause the energy waste that air conditioning area expands like this; The latter air channel had both taken machine room space, was difficult to again the environment cleanliness of control appliance, and the heat exchange efficiency in addition between return air and evaporimeter is not high, made energy-saving effect not remarkable.
All air-conditioning system is provided with in current communication base station, for controlling temperature in base station in a suitable scope, to ensure the normal operation of base station equipment, because traditional air-conditioning system carries out temperature control to whole base station, cause thermoregulation slow, energy consumption is high, is unfavorable for economize energy.
(3) summary of the invention
[problem that will solve]
The object of this invention is to provide a kind of communication base station with realizing accurately sending the cold energy-saving air conditioning system that can make full use of again natural cooling source;
Another object of the present invention be to provide a kind of can the energy-saving air conditioning system of Based Intelligent Control;
Another object of the present invention is to provide a kind of energy-saving air conditioning system with dry monsoon cold heat exchanger;
Another object of the present invention is to provide split air conditioner in a kind of base station and send cooling system to adopt ethylene glycol to be the energy-saving air conditioning system of working media;
Another object of the present invention is to provide split air conditioner in a kind of base station and send the circulating line of cooling system to adopt the energy-saving air conditioning system of rubber tube.
[technical scheme]
Cold energy-saving air conditioning system is accurately sent in a kind of base station, comprise split air conditioner in compressor refrigeration system and base station and send cooling system, described compressor refrigeration system comprises the compressor, condenser, expansion valve and the heat exchanger that connect successively, and compressor is connected with heat exchanger and forms closed cycle system; The indoor split air conditioner part of the heat exchanger that in described base station, split air conditioner send cooling system to comprise to connect successively, the second valve, pump and multiple series connection and/or parallel connection, heat exchanger is connected with indoor split air conditioner part and forms closed cycle system; Described condenser is also with condensation fan, and between heat exchanger and indoor split air conditioner part, be also serially connected with dry monsoon cold heat exchanger and the 4th valve, described dry monsoon cold heat exchanger is with wind cooling blower; In base station, split air conditioner send in cooling system, and heat exchanger and second valve of serial connection are also parallel with the first valve, and dry monsoon cold heat exchanger and the 4th valve of serial connection are also parallel with the 3rd valve; Described compressor, the first blower fan, the second blower fan, the first valve, the second valve, the 3rd valve, the 4th valve and pump are all electrically connected to controller.
When multiple indoor split air conditioner part is parallel with one another, at the inflow end of working media, knockout to be installed, at the outflow end of working media, liquid trap be installed.
Described compressor is also parallel with baby compressor, starts respectively as required under the control of the controller, and described compressor and baby compressor all adopt frequency-changeable compressor; In described compressor refrigeration system, dry monsoon cold heat sink, the second blower fan, the first valve, the second valve, the 3rd valve, the 4th valve and pump machine part all disposed in the outdoor.
In the relevant device that described indoor split air conditioner part is disposed in the interior, described indoor split air conditioner part is connected with outdoor machine part by pipeline.
Described controller is arranged in indoor, base station or machine part disposed in the outdoor.
The each described indoor split air conditioner part of lowering the temperature for single split air conditioner comprises radiator, split air conditioner valve, split air conditioner inner blower, flow control valve and temperature sensor, connects after wherein said radiator is in parallel with flow control valve with split air conditioner valve again; Split air conditioner valve, split air conditioner inner blower, flow control valve and temperature sensor are all electrically connected to controller.
The periodic duty medium of described compressor refrigeration system is freon; In described base station, split air conditioner send the periodic duty medium of cooling system to be ethylene glycol.
When in described base station, split air conditioner send the periodic duty medium of cooling system to be ethylene glycol, circulating line adopts the rubber tube being suitable for ethylene glycol.
When in described compressor refrigeration system and described base station, split air conditioner send the periodic duty medium of cooling system to be freon, circulating line adopts copper pipe, and arranges expansion valve in peripheral passage.
When in described compressor refrigeration system and described base station, split air conditioner send the periodic duty medium of cooling system to be freon, can directly send the interior conduit of cooling system to be connected with split air conditioner in base station compressor, condenser, thus realize the indoor split air conditioner part being communicated with multiple mutual series connection and/or parallel connection.
[beneficial effect]
Specifically, advantage of the present invention is as follows: can send cold accurately for the single split air conditioner in communication base station; The natural cooling source in winter can be made full use of, thus reduce the use of energy consumption; Simple to the transformation of equipment; Real-time analysis can be carried out to the concrete cooling situation of single split air conditioner, and carry out Based Intelligent Control; Be in the circulatory system, adopt ethylene glycol to be working media in indoor, in indoor circulation system, adopt rubber tube as circulation canal, reduce equipment cost.
(4) accompanying drawing explanation
Fig. 1 adopts the base station of ethylene glycol bus parallel connection pattern with accurately sending cold energy-saving air conditioning system;
Fig. 2 adopts the base station of ethylene glycol separatory paralleling model with accurately sending cold energy-saving air conditioning system;
Fig. 3 adopts the base station of ethylene glycol series model with accurately sending cold energy-saving air conditioning system;
Fig. 4 adopts the base station of freon paralleling model with accurately sending cold energy-saving air conditioning system;
Fig. 5 adopts the base station of freon separatory pattern with accurately sending cold technical ability air-conditioning system;
Fig. 6 is the compressor refrigeration system with high-power compressor and baby compressor.
(5) detailed description of the invention
As shown in fig. 1, adopt the base station of ethylene glycol bus parallel connection pattern accurately to send cold energy-saving air conditioning system, comprise split air conditioner in compressor refrigeration system and base station and send cooling system.
Compressor refrigeration system: this system comprises the compressor 1, condenser 3, expansion valve 11 and the heat exchanger 5 that connect successively, compressor 1 is connected with heat exchanger 5 and forms closed cycle system, and described condenser 3 is also with condensation fan 4.
In base station, split air conditioner send cooling system: this system comprise connect successively heat exchanger 5, second valve 14, pump 2 and multiple parallel connection indoor split air conditioner part 9, heat exchanger 5 forms closed cycle system with indoor split air conditioner part 9 (multiple indoor split air conditioner part 9 is parallel with one another connections) being connected again; Between heat exchanger 5 and indoor split air conditioner part 9, be also serially connected with dry monsoon cold heat exchanger 6 and the 4th valve 16, described dry monsoon cold heat exchanger 6 is with wind cooling blower 22; In base station, split air conditioner send in cooling system, and the heat exchanger 5 of serial connection and the second valve 14 are also parallel with the first valve 7, and dry monsoon cold heat exchanger 6 and the 4th valve 16 of serial connection are also parallel with the 3rd valve 15.
Controller: described compressor 1, baby compressor 25 (as shown in Figure 6), condensation fan 4, wind cooling blower 22, first valve 7, second valve 14, the 3rd valve 15, the 4th valve 16, the 5th valve 23, the 6th valve 24 and pump 2 are all electrically connected on controller 19 (controller is long-range cable controller or wireless controller).Described controller 19 is arranged in indoor, base station or machine part 8 disposed in the outdoor.
Compressor refrigeration system (comprises the compressor 1, condenser 3, expansion valve 11 and the heat exchanger 5 that connect successively, compressor 1 is connected with heat exchanger 5 and forms closed cycle system, and described condensation 3 is also with condensation fan 4), in dry monsoon cold heat sink 6, wind cooling blower 22, first valve 7, second valve 14, the 3rd valve 15, the 4th valve 16 and pump 2 machine part 8 all disposed in the outdoor.
In the relevant device that described indoor split air conditioner part 9 is disposed in the interior, described indoor split air conditioner part 9 is connected with outdoor machine part 8 by pipeline.Specifically to generate heat the concrete mounting means between rack or heat-producing device as indoor split air conditioner part 9 and indoor, be not described in detail in this, easily know for a person skilled in the art.
Indoor split air conditioner part: each described indoor split air conditioner part 9 of lowering the temperature for single split air conditioner comprises radiator 21, split air conditioner valve 17, split air conditioner inner blower 20, flow control valve 10 and temperature sensor 18, connects after wherein said radiator 21 is in parallel with flow control valve 10 with split air conditioner valve 17 again; Split air conditioner valve 17, split air conditioner inner blower 20, flow control valve 10 and temperature sensor 18 are all electrically connected to controller 19.
The periodic duty medium of described compressor refrigeration system is freon; In described base station, split air conditioner send the periodic duty medium of cooling system to be ethylene glycol.When in described base station, split air conditioner send the periodic duty medium of cooling system to be ethylene glycol, circulating line adopts the rubber tube being suitable for ethylene glycol.
Specific works process: when dry monsoon cold heat exchanger does not work when compressor 1 works: now by controller 19, the 4th valve 16 and the first valve 7 should be closed, the low temperature cold that compressor 1 produces carries out heat exchange in heat exchanger 5, make split air conditioner in base station send in cooling system flowing through the medium cooling of heat exchanger 5, cooled medium under the driving of pump 2, thus completes the circulation in pipeline in the circulatory system.
When compressor 1 does not work, dry monsoon cold heat exchanger 6 works: when outside air temperature is lower, such as lower than 15 DEG C, this Time Controller 19 should open the 4th valve 16 and the first valve 7, and open wind cooling blower 22 and run, close the second valve 14 and the 3rd valve 15, the power supply of close compressor 1 and condensation fan 4 simultaneously.Through dry monsoon cold heat exchanger 6 lower the temperature medium under the driving of pump 2, complete the circulation in pipeline.
As shown in Figure 2, adopt the base station accurate air-feeding energy-saving air conditioning system of ethylene glycol separatory paralleling model, when multiple indoor split air conditioner part 9 is parallel with one another, under the driving of pump 2, working media first flows through heat exchanger 5 or dry monsoon cold heat exchanger 6, then the inflow knockout 12 of working media is after indoor split air conditioner part 9, completes whole circulation after flowing through liquid trap 13.
As shown in Figure 3, adopt the air-conditioning system of ethylene glycol series connection separatory pattern, its concrete working method is identical with time in parallel, at this not at detailed description.
As shown in Figures 4 and 5, when in described compressor refrigeration system and described base station, split air conditioner send the periodic duty medium of cooling system to be freon, it is paralleling model shown in Fig. 4, it is separatory pattern shown in Fig. 5, two kinds of patterns are all directly send the interior conduit of cooling system to be connected with split air conditioner in base station compressor 1, condenser 3, thus realize the indoor split air conditioner part being communicated with multiple mutual series connection and/or parallel connection.Just under separatory pattern, need, at the two ends of indoor split air conditioner part 9, knockout 12 and liquid trap 13 are installed respectively.
When in described compressor refrigeration system and described base station, split air conditioner send the periodic duty medium of cooling system to be freon, circulating line adopts copper pipe, and in peripheral passage, arrange expansion valve 11, and described expansion valve 11 is parallel on the two ends of split air conditioner radiator 21.If conditions permit, base station cooling device for heat generating equipment can adopt full air return system, and namely the air inlet of split air conditioner radiator 21 is connected by pipeline with the air outlet of heat-producing device (each split air conditioner in base station), thus forms the air return system closed.
Native system also controls the aperture of flow automatic regulation control valve 10, the power of blower fan 4,22,20 by controller (as computer control system), thus meet the needs of heat-producing device cooling better, obtain the energy-saving potential of system to greatest extent simultaneously.
As shown in Figure 6, another preferred embodiment is that compressor 1 is also parallel with a baby compressor 25, and wherein compressor 1 is connected with the 5th valve 23, and baby compressor 25 is connected with the 6th valve 24.Under control of the controller 19, start compressor 1 and baby compressor 25 respectively as required, described compressor 1 and baby compressor 25 all adopt frequency-changeable compressor.
Working media (cold-producing medium) absorbs the heat (referring to that electronic equipment generates heat) that base station heat-producing device sends in split air conditioner radiator; In condenser or dry monsoon cold heat exchanger, by heat dissipation to outdoor environment.Cooling device adopt pure series connection, pure parallel connection or series-parallel connection connected mode time, cool connecting in logic under the radiator of restricting element is arranged in the larger electronic equipment of caloric value; When adopting the connected mode of the band series connection of bypass pipe or parallel connection, can by each evaporimeter in order or the physical connection of backward arrange, controlled the refrigerant flow of each evaporimeter by adjust flux control valve 10 and each blower fan; When adopting the connected mode of series-parallel connection, the layout of evaporimeter (or radiator) is more flexible.Evaporimeter is connected with the base station heat-producing device of required cooling, directly cools heating electric subset, reduces air conditioning area, reduce refrigeration duty; The OO cooling of evaporimeter, makes the running environment control accuracy of electronic equipment higher, reaches the object of electronic equipment longer service life.
A series of detailed description listed is above only illustrating for a possible embodiments of the present invention, but this embodiment be not used to limit the scope of the claims of the present invention.
Claims (8)
1. cold energy-saving air conditioning system is accurately sent in a base station, comprise split air conditioner in compressor refrigeration system and base station and send cooling system, described compressor refrigeration system comprises the compressor (1), condenser (3), expansion valve (11) and the heat exchanger (5) that connect successively, and compressor (1) is connected with heat exchanger (5) and forms closed cycle system; The indoor split air conditioner part (9) of the heat exchanger (5) that in described base station, split air conditioner send cooling system to comprise to connect successively, the second valve (14), pump (2) and multiple series connection and/or parallel connection, heat exchanger (5) is connected with indoor split air conditioner part (9) and forms closed cycle system; Described condenser (3) also with condensation fan (4), is characterized in that:
Between heat exchanger (5) and indoor split air conditioner part (9), be also serially connected with dry monsoon cold heat exchanger (6) and the 4th valve (16), described dry monsoon cold heat exchanger (6) is with wind cooling blower (22);
In base station, split air conditioner send in cooling system, heat exchanger (5) and second valve (14) of serial connection are also parallel with the first valve (7), and dry monsoon cold heat exchanger (6) and the 4th valve (16) of serial connection are also parallel with the 3rd valve (15); Described compressor (1), condensation fan (4), wind cooling blower (22), the first valve (7), the second valve (14), the 3rd valve (15), the 4th valve (16) and pump (2) are all electrically connected to controller (19); When compressor (1) work, dry monsoon cold heat exchanger (6) does not work: now by controller (19), the 4th valve (16) and the first valve (7) should be closed, the low temperature cold that compressor (1) produces carries out heat exchange in heat exchanger (5), make split air conditioner in base station send in cooling system flowing through the medium cooling of heat exchanger (5), cooled medium under the driving of pump (2), thus completes the circulation in pipeline in the circulatory system; When compressor (1) does not work, dry monsoon cold heat exchanger (6) works: when outside air temperature is lower, this Time Controller (19) should open the 4th valve (16) and the first valve (7), and open wind cooling blower (22) operation, close the second valve (14) and the 3rd valve (15) simultaneously, the power supply of close compressor (1) and condensation fan (4), the medium of lowering the temperature through dry monsoon cold heat exchanger (6) completes the circulation in pipeline under the driving of pump (2);
When multiple indoor split air conditioner part (9) is parallel with one another, at the inflow end of working media, knockout (12) to be installed, at the outflow end of working media, liquid trap (13) be installed; Described compressor (1) is also parallel with baby compressor (25), start respectively as required under the control of controller (19), described compressor (1) and baby compressor (25) all adopt frequency-changeable compressor; In described compressor refrigeration system, dry monsoon cold heat sink (6), wind cooling blower (22), the first valve (7), the second valve (14), the 3rd valve (15), the 4th valve (16) and pump (2) machine part (8) all disposed in the outdoor.
2. accurately send cold energy-saving air conditioning system according to the base station in claim 1, it is characterized in that: in the relevant device that described indoor split air conditioner part (9) is disposed in the interior, described indoor split air conditioner part (9) is connected with outdoor machine part (8) by pipeline.
3. accurately send cold energy-saving air conditioning system according to the base station in claim 1 or 2, it is characterized in that: described controller (19) is arranged in indoor, base station or machine part (8) disposed in the outdoor.
4. accurately send cold energy-saving air conditioning system according to the base station in claim 1 or 2, it is characterized in that: each described indoor split air conditioner part (9) lowered the temperature for single split air conditioner comprises radiator (21), split air conditioner valve (17), split air conditioner inner blower (20), flow control valve (10) and temperature sensor (18), and wherein said radiator (21) is connected with split air conditioner valve (17) after being in parallel with flow control valve (10) again; Split air conditioner valve (17), split air conditioner inner blower (20), flow control valve (10) and temperature sensor (18) are all electrically connected to controller (19).
5. accurately send cold energy-saving air conditioning system according to the base station in claim 4, it is characterized in that: the periodic duty medium of described compressor refrigeration system is freon; In described base station, split air conditioner send the periodic duty medium of cooling system to be ethylene glycol.
6. accurately send cold energy-saving air conditioning system according to the base station in claim 5, it is characterized in that: when split air conditioner send the periodic duty medium of cooling system to be ethylene glycol in described base station, circulating line adopts the rubber tube being suitable for ethylene glycol.
7. accurately send cold energy-saving air conditioning system according to the base station in claim 4, it is characterized in that: when in described compressor refrigeration system and described base station, split air conditioner send the periodic duty medium of cooling system to be freon, circulating line adopts copper pipe, and in peripheral passage, arrange expansion valve (11).
8. accurately send cold energy-saving air conditioning system according to the base station in claim 7, it is characterized in that: when in described compressor refrigeration system and described base station, split air conditioner send the periodic duty medium of cooling system to be freon, directly send the interior conduit of cooling system to be connected with split air conditioner in base station compressor (1), condenser (3), thus realize the indoor split air conditioner part being communicated with multiple mutual series connection and/or parallel connection.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210016712.3A CN102705930B (en) | 2012-01-19 | 2012-01-19 | Base station is with accurately sending cold energy-saving air conditioning system |
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| CN201210016712.3A CN102705930B (en) | 2012-01-19 | 2012-01-19 | Base station is with accurately sending cold energy-saving air conditioning system |
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| CN102705930B true CN102705930B (en) | 2015-11-25 |
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| CN2690783Y (en) * | 2004-02-23 | 2005-04-06 | 史广林 | Temperature and humidity controller for unattended machine room |
| CN101487640A (en) * | 2009-02-16 | 2009-07-22 | 浙江大学 | Distributed cooling system for mobile communication base station equipment |
| CN201522043U (en) * | 2009-10-21 | 2010-07-07 | 山东安赛尔环境控制有限公司 | Distribution type air conditioner unit |
| CN101975494A (en) * | 2010-11-02 | 2011-02-16 | 浙江大学 | Air-cooled energy-saving type motor room air conditioning system |
| CN102128489A (en) * | 2011-01-21 | 2011-07-20 | 浙江浙大网新能源技术有限公司 | Improved structure of distributed air-conditioning system for data centre |
| CN202470261U (en) * | 2012-01-19 | 2012-10-03 | 李彬 | Accurate cooling energy-saving air-conditioning system for base station |
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2012
- 2012-01-19 CN CN201210016712.3A patent/CN102705930B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2690783Y (en) * | 2004-02-23 | 2005-04-06 | 史广林 | Temperature and humidity controller for unattended machine room |
| CN101487640A (en) * | 2009-02-16 | 2009-07-22 | 浙江大学 | Distributed cooling system for mobile communication base station equipment |
| CN201522043U (en) * | 2009-10-21 | 2010-07-07 | 山东安赛尔环境控制有限公司 | Distribution type air conditioner unit |
| CN101975494A (en) * | 2010-11-02 | 2011-02-16 | 浙江大学 | Air-cooled energy-saving type motor room air conditioning system |
| CN102128489A (en) * | 2011-01-21 | 2011-07-20 | 浙江浙大网新能源技术有限公司 | Improved structure of distributed air-conditioning system for data centre |
| CN202470261U (en) * | 2012-01-19 | 2012-10-03 | 李彬 | Accurate cooling energy-saving air-conditioning system for base station |
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