CN103697552A - Air-conditioning system suitable for communication base station and air conditioning method - Google Patents

Air-conditioning system suitable for communication base station and air conditioning method Download PDF

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Publication number
CN103697552A
CN103697552A CN201310722460.0A CN201310722460A CN103697552A CN 103697552 A CN103697552 A CN 103697552A CN 201310722460 A CN201310722460 A CN 201310722460A CN 103697552 A CN103697552 A CN 103697552A
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China
Prior art keywords
temperature
indoor
heat pipe
battery
base station
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Application number
CN201310722460.0A
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CN103697552B (en
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不公告发明人
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BEIJING ZHONGKE XINNENG ELECTROMECHANICAL EQUIPMENT Co Ltd
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BEIJING ZHONGKE XINNENG ELECTROMECHANICAL EQUIPMENT Co Ltd
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Priority to CN201310722460.0A priority Critical patent/CN103697552B/en
Publication of CN103697552A publication Critical patent/CN103697552A/en
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Publication of CN103697552B publication Critical patent/CN103697552B/en
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Abstract

The invention discloses an air-conditioning system and method suitable for a communicating base station. The system comprises a storage battery ventilation cabinet, a mechanical refrigerating system, a heat-pipe heat exchange system and a control system, wherein a battery pack of the communication base station is arranged in the storage battery ventilation cabinet, and a heat-pipe indoor unit, a refrigerating indoor unit and an indoor fan are arranged in sequence at the inlet end of the storage battery ventilation cabinet. A refrigerating outdoor unit and a heat-pipe outdoor unit are arranged outdoors. A sensor for measuring and an actuator are connected with the control system. The ambient temperatures of the storage battery and communication equipment are measured in real time, the heat-pipe heat exchange system or the refrigerating system is started and the indoor fan is started at the same time if either of the ambient temperatures does not meet a certain requirement, and heat-pipe heat exchange system or the refrigerating system is stopped and the indoor fan is stopped at the same time if both of the ambient temperatures meet the requirement. The running rules of the heat-pipe heat exchange system and the refrigerating system are that the heat-pipe heat exchange system runs preferably, and the refrigerating system is started when the heat-pipe heat exchange system does not meet the requirement, thereby utilizing outdoor natural cold resources to the maximum extent.

Description

A kind of air-conditioning system and air-conditioning method that is applicable to communication base station
Technical field
The present invention relates to a kind of power-saving technology, refrigeration machine method in refrigerator system and Machine Room in espespecially a kind of Machine Room that can be applicable to communication base station.
Background technology
Communication base station energy consumption is huge, accounts for operator's energy consumption more than 70%.In Machine Room, refrigerator system power consumption accounts for the more than 35% of communication base station power consumption, is main dissipative system.
Communication base station mainly comprises refrigerator system in communication equipment, batteries and Machine Room.
Battery requires harsher to environment temperature, require environment temperature not higher than 25 ℃, therefore existing batteries is to be all placed in " storage battery constant temperature cabinet " that is accompanied with specially refrigeration machine in Machine Room, virtually, has increased again a trouble point.
The environment temperature of communication equipment can be raised to 30 ℃ even higher above.At present, communication base station is in order to meet the requirement of battery to environment temperature, and environment temperature remains on not the level higher than 25 ℃.In Machine Room, refrigerator system mainly adopts the indoor refrigeration machine machine of separate mechanical, relies on refrigeration machine mechanism cold in Machine Room completely.
Communication base station sealing is very good, the annual heating of communication equipment, and when outdoor temperature is lower, indoor refrigeration duty is still larger, needs refrigeration.In current Machine Room, refrigerator system relies on refrigeration machine mechanism cold in Machine Room completely, can not utilize outdoor natural cooling source refrigeration, and energy consumption is larger.Indoor environment has also increased refrigerator system energy consumption in Machine Room for the level that meets the needs of battery and remain on not higher than 25 ℃.In addition, in Machine Room, refrigeration machine machine adopts refrigeration machine machine in normal domestic use Machine Room, removes humidity load larger; And in traditional Machine Room, refrigeration machine adopts refrigeration machine return air temperature in Machine Room to control mechanical indoor refrigeration machine start and stop, in order to make return air temperature can reflect indoor temperature, in Machine Room, the blower fan of refrigeration machine indoor set can not stop forever, and these have all increased energy consumption greatly.
Summary of the invention
Main purpose of the present invention is to provide refrigerator system in a kind of Machine Room that is applicable to communication base station, and it can utilize outdoor natural cooling source, obvious energy conservation to greatest extent.
For achieving the above object, the present invention takes following design:
Be applicable to an air-conditioning system for communication base station, at least include mechanical refrigeration system, heat pipe heat exchanging system and control system; Also comprise a battery vent cabinet, the batteries of communication base station is placed in to this battery vent cabinet, at the arrival end of battery vent cabinet, heat pipe indoor set, refrigeration indoor set and indoor fan are installed successively; In battery vent cabinet, install the first temperature sensor of measuring batteries environment temperature; At communication apparatus, install the second temperature sensor of measuring its environment temperature around; At communication base station, install the three-temperature sensor of measuring outdoor environment temperature outward, each sensor accesses the signal input part of described control system.
Described mechanical refrigeration system comprises again refrigeration indoor set, refrigeration off-premises station and connecting line; Described heat pipe heat exchanging system comprises again heat pipe indoor set, heat pipe off-premises station and connecting line; Described control system comprises again the actuator of 3 temperature sensors (outdoor temperature sensor, battery environment temperature sensor, communication equipment environment temperature sensor), controller and mechanical refrigeration system, heat pipe heat exchanging system, blower fan.
In the described air-conditioning system that is applicable to communication base station, the duty of described battery vent cabinet, mechanical refrigeration system, heat pipe heat exchanging system and control system is:
(1) measure battery environment temperature and communication equipment environment temperature simultaneously, if wherein there is one not meet the demands, start heat pipe heat exchanging system or mechanical refrigeration system, and while priming chamber inner blower, if battery, communication equipment environment temperature all meet the demands, stop the operation of heat pipe heat exchanging system or mechanical refrigeration system, and stop indoor fan simultaneously;
(2) when indoor/outdoor temperature-difference is greater than threshold value (artificially setting threshold is 3~10 ℃ (songs)), heat exchange of heat pipe allows operation, and when indoor/outdoor temperature-difference is less than threshold value, heat pipe heat exchanging system does not allow operation;
(3) when heat pipe heat exchanging system allows operation, preferentially move heat pipe heat exchanging system, when heat pipe heat exchanging system can not meet battery and the requirement of communication equipment environment temperature, start mechanical indoor refrigerator operation.
Indoor fan preferred version is to adopt Wind Volume blower fan, so-called Wind Volume is relative standard machinery refrigeration machine (air quantity is greater than the air quantity of standard machinery refrigeration machine indoor set), can directly adopt a Wind Volume blower fan, or adopt the blower fan of several common air quantity, can well realize object of the present invention.
Another object of the present invention is to provide a kind of air-conditioning method that is applicable to communication base station, by the judgement of environment temperature being gone to control the start and stop of heat pipe heat exchanging system device, with saving energy and reduce the cost of amplitude peak.
For achieving the above object, the present invention takes following design:
Be applicable to an air-conditioning method for communication base station, first, build the air-conditioning system that is applicable to as the aforementioned communication base station, its method is as follows:
(1) start control system, measure in real time battery environment temperature, communication equipment environment temperature and communication base station outdoor temperature;
(2) if having one not meet the demands in environment temperature near batteries, communication equipment, start heat pipe heat exchanging system or mechanical refrigeration system, and while priming chamber inner blower, if battery, communication equipment environment temperature all meet the demands, stop the operation of heat pipe heat exchanging system or mechanical refrigeration system, and stop indoor fan simultaneously.
In described step (2), if while having one not meet the demands in environment temperature near batteries, communication equipment, first according to indoor/outdoor temperature-difference, determine whether preferentially operation of heat pipe heat exchanging system, when indoor and outdoor temperature is poor while being greater than predetermined threshold, heat pipe heat exchanging system allows operation preferential operation, when heat pipe heat exchanging system can not meet battery and the requirement of communication equipment environment temperature, refrigeration machine in operation Machine Room; When indoor and outdoor temperature is poor while being less than predetermined threshold, heat pipe heat exchanging system does not allow operation.
In the described air-conditioning method that is applicable to communication base station, before determining according to indoor/outdoor temperature-difference whether heat pipe heat exchanging system preferentially moves, first judgement: measure the environment temperature upper limit whether near the environment temperature of communication equipment is greater than communication equipment requirement, or whether near the environment temperature of battery is greater than the environment temperature upper limit of battery requirement, if not, cycle detection battery environment temperature, communication equipment environment temperature and communication base station outdoor temperature; In this way, continue lower step.
In the described air-conditioning method that is applicable to communication base station, described indoor/outdoor temperature-difference refers to the difference of communication equipment environment temperature and outdoor temperature.
Advantage of the present invention is:
With battery vent cabinet replace storage battery constant temperature cabinet can direct balanced base station in temperature; Battery vent cabinet cost is low, easy for installation, does not hinder storage battery maintenance, maintenance, does not affect battery hydrogen and gets rid of; There is no refrigeration machine in storage battery constant temperature cabinet Machine Room, reduced trouble point, increased the security of total system operation;
2. heat pipe indoor set and the use of connect of refrigeration indoor set, can give full play to the effect of heat pipe heat exchanging system, can utilize to greatest extent outdoor natural cooling source, and use mechanical refrigeration system, as the afterbody guarantee of indoor environment, guarantees that indoor environment temperature is up to standard;
3. due to the setting of battery vent cabinet, make the air-out of indoor set first pass through battery, then pass through communication equipment.The caloric value of battery is little, thereby the air-out of indoor set arrives communication equipment region after battery, still can meet the cooling needs of communication equipment.The environment temperature that battery requires, lower than communication equipment, in the present invention, because first indoor set air-out enters battery region, thereby requires as long as the leaving air temp of indoor set can meet the environment temperature of battery.In prior art, require the return air temperature of indoor set can meet the environmental requirement of battery.Thereby compared with prior art, indoor set evaporating temperature of the present invention can increase substantially (improving more than 5 ℃), not only extended the heat pipe heat exchanging system whole year operation time, increase the utilization rate of outdoor natural cooling source, and when mechanical refrigeration system moves, also can improve energy efficiency.
4. indoor fan adopts Wind Volume blower fan, not only can improve refrigeration machine evaporating temperature in Machine Room, and can reduce the moisture removal of refrigeration machine in Machine Room, reduces refrigerator operation energy consumption in Machine Room, reduces the energy consumption of overall operation.
5. by judging the start and stop of controlling mechanical indoor refrigeration machine or heat pipe heat exchanging system under certain condition, not only guarantee that facility environment temperature is suitable, and when temperature meets the demands, can cut off indoor fan, save blower fan electricity consumption, having avoided refrigerator system in traditional Machine Room is to make return air temperature can reflect the drawback that indoor temperature causes indoor fan forever can not stop.
Accompanying drawing explanation
Fig. 1 is the composition schematic diagram (overlooking) of the present invention's air-conditioning system of being applicable to communication base station.
Fig. 2 is the flow diagram that the present invention is applicable to the air-conditioning method of communication base station.
In figure: 1-room; 2-battery vent cabinet; 3-heat pipe off-premises station; 4-heat pipe indoor set; The 5-off-premises station that freezes; The 6-indoor set that freezes; 7-indoor fan; 8-communication equipment; 9-batteries.
Below in conjunction with drawings and the specific embodiments, the present invention is described further.
The specific embodiment
As shown in Figure 1, the main innovate point that the present invention is applicable to refrigerator system in the Machine Room of communication base station is: in accommodating the communication base station room 1 of communication equipment 8, batteries 9 and control system, build a battery vent cabinet 2, the batteries of communication base station 9 is placed in to battery vent cabinet 2; Install refrigeration machine in split type heat pipe heat exchanging system and Machine Room, at the arrival end of battery vent cabinet by heat pipe indoor set 4, refrigeration indoor set 6 and indoor fan 7 are installed successively, by the first temperature sensor of heat pipe off-premises station 3 and refrigerating environment temperature; At communication apparatus, install the second temperature sensor of measuring its environment temperature around; At communication base station room, install the three-temperature sensor of measuring outdoor environment temperature outward; Each sensor accesses the signal input part of described control system.
Refrigeration off-premises station and heat pipe off-premises station can arrange respectively, also can be integrated.
Described battery vent cabinet 2 can adopt modularized design, with for convenience detach; This battery vent cabinet adopts aluminium alloy extrusions to build as good, and construction is simple, can adapt to easily various batteries and various machine rooms inner space.Cover plate adopts the thick cold drawing plastic-blasting of 1.2mm, without insulation, lightweight, can take down easily.Adopt modularized design, it is convenient to build, safeguard, change; Cost cost is low, is beneficial to dismounting and installs.Described battery vent cabinet 2 also may one-shot forming design.
It is good that described indoor fan 7 should adopt Wind Volume blower fan, and the use of Wind Volume blower fan can improve refrigeration machine evaporating temperature in Machine Room, reduces refrigeration machine moisture removal in Machine Room, reduces refrigerator operation energy consumption in Machine Room.
In the higher place of annual temperature, in the Machine Room of use, refrigeration machine also can adopt the indoor refrigeration machine of frequency conversion machinery, can accurately keep operate at constant speed, guarantees the stable of environment temperature.
The process following (referring to the arrow indication in Fig. 1) of indoor air flows of the present invention: air enters battery vent cabinet 2 through refrigeration machine indoor set 6 and indoor fan 7 in heat pipe indoor set 4, Machine Room, after flowing out battery vent cabinet, enter in communication base station chamber 1, through communication equipment 7, get back to the air intake of heat pipe indoor set 41.
Heat pipe indoor set jointly controls with refrigeration indoor set, and by the air temperature control that enters battery vent cabinet, at 25 ℃, the temperature that air flows out battery vent cabinet does not substantially raise or slightly raises, and after communication equipment, air themperature is elevated to 32~34 ℃.
Embodiment shown in Figure 2, control strategy of the present invention is as follows:
(1) first, startup system, established standards value: communication equipment environment temperature Ts1, communication equipment environment temperature return difference dTs1, battery environment temperature T s2, battery environment temperature return difference dTs2, heat pipe priming chamber internal-external temperature difference DTs and heat pipe and starting of air conditioner temperature difference dTg;
(2) measure near near temperature T 1, T2 and the outdoor return air temperature T0 of air-conditioning system communication equipment and battery;
(3) according to the measured value judgement obtaining: T1 is less than Ts1-dTs1? does is T2 less than Ts2-dTs2? If all meet, stop the operation of heat pipe heat exchanging system or mechanical refrigeration system, and stop indoor fan simultaneously, get back to step (2) and continue cycle detection; If while having one not meet the demands, continue lower step;
(4) judgement: whether T1 is greater than Ts1+dTs1, or whether T2 be greater than Ts2+dTs2, if not, gets back to step (2) and continues cycle detection; In this way, continue lower step;
(5) judgement: whether T1-T0 is greater than default threshold value DTs(heat pipe priming chamber internal-external temperature difference), if not, start air-conditioning, and get back to step (2) and continue cycle detection; In this way, start heat pipe and continue cycle detection.
The various embodiments described above can some variations in addition under not departing from the scope of the present invention, thus above explanation comprise should be considered as exemplary, but not in order to limit the protection domain of the present patent application patent.

Claims (6)

1. be applicable to an air-conditioning system for communication base station, include mechanical refrigeration system, heat pipe heat exchanging system and control system; It is characterized in that: also comprise a battery vent cabinet, the batteries of communication base station is placed in to this battery vent cabinet, at the arrival end of battery vent cabinet, heat pipe indoor set, refrigeration indoor set and indoor fan are installed successively; In battery vent cabinet, install the first temperature sensor of measuring batteries environment temperature; At communication apparatus, install the second temperature sensor of measuring its environment temperature around; At communication base station, install the three-temperature sensor of measuring outdoor environment temperature outward, each sensor accesses the signal input part of described control system.
2. the air-conditioning system that is applicable to communication base station as claimed in claim 1, is characterized in that the duty of described battery vent cabinet, mechanical refrigeration system, heat pipe heat exchanging system and control system is:
(1) measure battery environment temperature and communication equipment environment temperature simultaneously, if wherein there is one not meet the demands, start heat pipe heat exchanging system or mechanical refrigeration system, and while priming chamber inner blower, if battery, communication equipment environment temperature all meet the demands, stop the operation of heat pipe heat exchanging system or mechanical refrigeration system, and stop indoor fan simultaneously;
(2) when indoor/outdoor temperature-difference is greater than threshold value, heat exchange of heat pipe allows operation, and when indoor/outdoor temperature-difference is less than threshold value, heat exchange of heat pipe does not allow operation;
(3) when heat exchange of heat pipe allows operation, preferentially move heat exchange of heat pipe, when heat exchange of heat pipe can not meet battery and the requirement of communication equipment environment temperature, start mechanical indoor refrigerator operation.
3. be applicable to an air-conditioning method for communication base station, first, build the air-conditioning system that is applicable to communication base station as claimed in claim 1, it is characterized in that method is as follows:
(1) start control system, measure in real time battery environment temperature, communication equipment environment temperature and communication base station outdoor temperature;
(2) if having one not meet the demands in environment temperature near batteries, communication equipment, start heat pipe heat exchanging system or mechanical refrigeration system, and while priming chamber inner blower, if battery, communication equipment environment temperature all meet the demands, stop the operation of heat pipe heat exchanging system or mechanical refrigeration system, and stop indoor fan simultaneously.
4. the air-conditioning method that is applicable to communication base station as claimed in claim 3, it is characterized in that: in described step (2), if while having one not meet the demands in environment temperature near batteries, communication equipment, to determine whether preferentially operation of heat pipe heat exchanging system according to indoor/outdoor temperature-difference, when indoor and outdoor temperature is poor while being greater than predetermined threshold, heat pipe heat exchanging system allows operation preferential operation, when heat pipe heat exchanging system can not meet battery and the requirement of communication equipment environment temperature, refrigeration machine in operation Machine Room; When indoor and outdoor temperature is poor while being less than predetermined threshold, heat pipe heat exchanging system does not allow operation.
5. the air-conditioning method that is applicable to communication base station as claimed in claim 4, it is characterized in that: before determining according to indoor/outdoor temperature-difference whether heat pipe heat exchanging system preferentially moves, first judgement: measure the environment temperature upper limit whether near the environment temperature of communication equipment is greater than communication equipment requirement, or whether near the environment temperature of battery is greater than the environment temperature upper limit of battery requirement, if not, cycle detection battery environment temperature, communication equipment environment temperature and communication base station outdoor temperature; In this way, continue lower step.
6. the air-conditioning method that is applicable to communication base station as claimed in claim 4, is characterized in that: described indoor/outdoor temperature-difference is the difference of near the environment temperature of communication equipment and outdoor temperature.
CN201310722460.0A 2013-12-24 2013-12-24 A kind of air-conditioning method that is applicable to communication base station Expired - Fee Related CN103697552B (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104197416A (en) * 2014-09-01 2014-12-10 厦门市东方远景科技有限公司 Machine room hot airflow outdoor cooling and exchanging device
CN104456788A (en) * 2014-11-07 2015-03-25 北京百度网讯科技有限公司 Fresh air processor and fresh air processing method
CN105627476A (en) * 2016-03-14 2016-06-01 北京纳源丰科技发展有限公司 Heat pipe distributed cooling backup system for heat exhaust of computer room
CN106247500A (en) * 2016-07-27 2016-12-21 中国联合网络通信集团有限公司 A kind of heat pipe air conditioner device and control method thereof
CN106524364A (en) * 2016-12-23 2017-03-22 广东申菱环境系统股份有限公司 Natural cooling system adopting reverse-flow air heat exchange for data computer room, and control method thereof
CN104654496B (en) * 2014-12-31 2018-03-20 浙江工商大学 It is hot with the energy-saving base station computer room being combined and its cooling means of freezing that exchange heat using taking out

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CN202350200U (en) * 2011-12-05 2012-07-25 中国环境保护公司 Temperature control energy-saving device for communication base station
CN203797841U (en) * 2013-12-24 2014-08-27 北京中科信能机电设备有限责任公司 Air conditioner system suitable for communication base station

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5890371A (en) * 1996-07-12 1999-04-06 Thermotek, Inc. Hybrid air conditioning system and a method therefor
CN201425351Y (en) * 2009-04-14 2010-03-17 河南新飞电器有限公司 Air-conditioning cabinet of communication base station
KR20120062308A (en) * 2010-12-06 2012-06-14 주식회사 엘지화학 Secondary battery cooling apparatus and heating system using heat generated from secondary battery operation
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CN203797841U (en) * 2013-12-24 2014-08-27 北京中科信能机电设备有限责任公司 Air conditioner system suitable for communication base station

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104197416A (en) * 2014-09-01 2014-12-10 厦门市东方远景科技有限公司 Machine room hot airflow outdoor cooling and exchanging device
CN104456788A (en) * 2014-11-07 2015-03-25 北京百度网讯科技有限公司 Fresh air processor and fresh air processing method
CN104456788B (en) * 2014-11-07 2017-10-27 北京百度网讯科技有限公司 Fresh air processor and fresh air processing method
CN104654496B (en) * 2014-12-31 2018-03-20 浙江工商大学 It is hot with the energy-saving base station computer room being combined and its cooling means of freezing that exchange heat using taking out
CN105627476A (en) * 2016-03-14 2016-06-01 北京纳源丰科技发展有限公司 Heat pipe distributed cooling backup system for heat exhaust of computer room
CN106247500A (en) * 2016-07-27 2016-12-21 中国联合网络通信集团有限公司 A kind of heat pipe air conditioner device and control method thereof
CN106524364A (en) * 2016-12-23 2017-03-22 广东申菱环境系统股份有限公司 Natural cooling system adopting reverse-flow air heat exchange for data computer room, and control method thereof

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