CN101520211A - Integral energy-saving type air-conditioning unit in computer room - Google Patents

Integral energy-saving type air-conditioning unit in computer room Download PDF

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Publication number
CN101520211A
CN101520211A CN200910026171A CN200910026171A CN101520211A CN 101520211 A CN101520211 A CN 101520211A CN 200910026171 A CN200910026171 A CN 200910026171A CN 200910026171 A CN200910026171 A CN 200910026171A CN 101520211 A CN101520211 A CN 101520211A
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CN
China
Prior art keywords
air
outdoor
indoor
evaporimeter
fan
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Application number
CN200910026171A
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Chinese (zh)
Inventor
刘国胜
邵沈进
鲁京
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南京佳力图空调机电有限公司
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Application filed by 南京佳力图空调机电有限公司 filed Critical 南京佳力图空调机电有限公司
Priority to CN200910026171A priority Critical patent/CN101520211A/en
Publication of CN101520211A publication Critical patent/CN101520211A/en

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Abstract

The invention discloses an integral energy-saving type air-conditioning unit in a computer room, which is an energy-saving air-conditioning unit with high precision and high reliability. In the air-conditioning unit, the center of a shell is provided with a clapboard which divides the inside of the shell into an upper chamber and a lower chamber and is provided with an air door capable of being opened and closed; an actuator is connected with the air door to perform opening and closing actions; the inside of the upper chamber is provided with an evaporator blower, an evaporator and a compressor; the top of the shell is provided with an indoor air outlet, and the lateral surface of the shell is provided with an indoor air inlet; the inside of the lower chamber is provided with an air cooled condenser and a condenser blower; and the lateral surface of the shell of the lower chamber is provided with an outdoor air outlet and an outdoor air inlet. The air-conditioning unit integrates the outdoor air cooled condenser, condenser blower, the compressor, the evaporator and the like into a framework, and can realize three refrigeration modes: a mechanical refrigeration mode, a mixed refrigeration mode and a natural cooling mode. When the temperature and the humidity of an outdoor environment are proper, the air-conditioning unit can automatically switch to operate under the mixed refrigeration mode or the natural cooling mode so as to achieve the aim of energy saving.

Description

Integral energy-saving type air conditioner in machine room unit
Technical field
The present invention relates to a kind of air conditioner in machine room unit, be used for the temperature control of communications equipment room or base station, specifically is a kind of integral energy-saving type air conditioner in machine room unit.
Background technology
Current society, shortage of energy sources has become the problem that entire society will solve jointly, and energy-saving and emission-reduction have become a fundamental state policy of China.In recent years, the communications industry development becomes high-tech industry rapidly, has also become the huge industry of energy resource consumption.
The energy resource consumption of communications industry is the consumption of electric energy more than 90%, the total power consumption of now annual according to incompletely statistics several big communications industry operator reaches more than 20,000,000,000 degree, wherein the power consumption of communication exchange equipment and special air conditioning for device room accounts for 90% (communication exchange equipment 50%, air conditioner in machine room 40%).Along with the development of communication construction, the increasing of mobile communication base station quantity (above 350,000), base station power consumption total amount is increasing, reduces the air-conditioning power consumption, reduces the expenditure of the electricity charge, has become the problem that mobile communication carrier's an urgent demand solves.
There is strict requirement machine room, base station to cleanliness factor, and machine room (base station) is relatively airtight, and the caloric value of machine room (base station) is bigger, and in general, machine room (base station) needs refrigeration throughout the year.Most of area winter of China, spring, Qiu Sanji and the outdoor temperature of period morning and evening in summer are lower than the temperature that requires in the base station, reasonably introduce outdoor new wind and just can substitute conventional machinery (compressor) refrigeration, conservation of power consumption greatly.
In addition, a large amount of base stations are located at barren hill, are in the unmanned state.Conventional air-cooled split-type air conditioner often suffers artificial destruction (stolen), traditional outdoor air-cooled condenser placed indoorly can prevent that off-premises station is stolen, the integral type unit can be guaranteed the safety of air conditioner self, prevent that air-conditioning quilt from damaging after, base station communication apparatus breaks down.
Summary of the invention
Technical problem to be solved by this invention is the defective that overcomes prior art, provides a kind of with outdoor machine part and indoor set sectoral integration and place indoor air conditioner in machine room unit, and this unit can also utilize outdoor new wind circularly cooling, conservation of power consumption greatly.
Integral energy-saving type air conditioner in machine room unit of the present invention comprises casing, is provided with dividing plate in the middle of casing, and casing inside is divided into two chambers up and down, and air door to be opened/closed is housed on dividing plate, and actuator is connected with air door carries out on-off action;
Be provided with evaporation fan, evaporimeter and compressor in described upper chamber, be provided with indoor air outlet at the casing top, evaporation fan is located at indoor air outlet below; Evaporimeter and the compressor that is attached thereto are installed in the evaporation fan below and separate with dividing plate between the two, the casing side is provided with the indoor air inlet that is communicated with evaporimeter, and indoor air inlet, evaporimeter, evaporation fan and indoor air outlet constitute indoor wind path;
Be provided with air-cooled condenser and condensation fan in described bottom chamber, the casing side of lower chambers is provided with outdoor air outlet and outdoor air inlet, and outdoor air inlet, air-cooled condenser, condensation fan, outdoor air outlet constitute outdoor wind path;
Controller is electrically connected with compressor, evaporation fan, condensation fan and actuator respectively they is controlled.
The indoor cleanliness factor to air of machine room has certain requirement, directly introduces outdoor new wind and often is difficult to the cleanliness factor that guarantees that machine room is indoor, can between indoor air inlet and evaporimeter air cleaner be set for this reason.
Outdoor the outside humidity controller can be set, because machine room has certain requirement to humidity, humidity is little is easy to generate static, high humidity cause the circuit board short circuit easily, to the necessary strict control of the new wind of outdoor introduction, so can detect outdoor new rheumatism degree with humidity controller.
In order to reduce the volume of casing, need each parts of appropriate design position in casing, so evaporimeter and compressor can be set up in parallel, and evaporimeter need tilt be installed.Based on same purpose, dividing plate also can tilt be installed, and is inclined upwardly and to base of evaporator, this structure is promptly saved the space by the indoor air inlet place, is convenient to the circulation of indoor air intake simultaneously.
The present invention mainly realizes by following three aspects: 1, air-cooled condenser and condensation fan are moved to indoor set.In order to save installing space, design of condenser becomes plank frame, and blower fan is selected no spiral case blower fan for use; 2, increase a fresh wind port and an air outlet, under the mechanical refrigeration pattern, outdoor new distinguished and admirable through condenser by fresh wind port discharged from air outlet, as the heat radiation of air-cooled condenser.Under natural refrigerating mode,,, enter the machine room (or base station) that needs cooling through behind the air cleaner by the outdoor new wind of fresh wind port.3, set up new wind air door, new wind air door is mainly used to control the flow direction of new wind.
The energy-conservation of unit is to realize by switching between three kinds of different refrigeration modes.Three kinds of different refrigeration modes are respectively: mechanical refrigeration pattern, hybrid refrigeration pattern, natural refrigerating mode.Fig. 1 is the schematic diagram of refrigerating operaton process,
When indoor and outdoor temperature is higher than setting value and outdoor environment temperature is lower than when setting value, newly the wind air door is not opened.When return air temperature during greater than r1+r4/2+r2, compressor operating; When return air temperature dropped to r1+r4/2, compressor stopped, and this moment, (Fig. 2 a) for the mechanical refrigeration pattern.Indoor and outdoor temperature is lower than setting value and outdoor environment temperature is higher than when setting value, outdoor new wind is the interior thermic load of decontamination chamber fully, unit is in the hybrid refrigeration pattern, compression mechanism cold-peace fresh air refrigerating alternate run, when return air temperature during greater than r1+r4/2+1 ℃, compressor operating, when return air temperature greater than r1+r4/2 during less than r1+r4/2+1 ℃, air door is (0~100%) operation in proportion.Indoor and outdoor temperature is lower than setting value and outdoor environment temperature is higher than when setting value, and during thermic load, machine set compressor quits work fully in the complete decontamination chamber of outdoor novel wind energy, and new wind air door is according to the difference of room temperature and design temperature, unlatching (Fig. 2 b) in proportion.
The present invention adopts the integral type design, has omitted connecting pipe expense and mounting cost between outdoor machine part and indoor units and the outdoor unit.Unit is under free refrigerating state in addition, and compressor and condensation fan are in stopped status, so can increase its service life and save maintenance cost.In addition, a large amount of base stations are located at barren hill, are in the unmanned state.Conventional air-cooled split-type air conditioner often suffers artificial destruction (stolen), traditional outdoor air-cooled condenser placed indoorly can prevent that off-premises station is stolen, the integral type unit can be guaranteed the safety of air conditioner self, prevent that air-conditioning quilt from damaging after, base station communication apparatus breaks down.Be the operating cost that reasonably reduces air conditioner in machine room, improve the service life of air conditioner, prevent the artificial destruction of air conditioner, reduce the on-site installation work amount of air conditioner.
The present invention has natural cooling function, is lower than when requiring temperature in the base station in the outdoor temperature of period morning and evening in winter, spring, Qiu Sanji and summer, enables natural cooling function.Make energy-saving analysis with the data of a 3Hp unit below.
Table 1: power consumption test data
Economize on electricity is compared:
New air door is closed power consumption: 9.8-2=7.8kWh
New air door is enabled power consumption: 12.6-9.8=2.8kWh
Economize on electricity percentage: (7.8-2.8)/7.8*%=64.1%
Description of drawings
Fig. 1 is the schematic diagram of refrigerating operaton process, among the figure, and the r1 design temperature that freezes, the r2 deviate of freezing, r3 heats deviate, r4 temperature dead band, C1 compressor, R1 electric heater, the new wind air door of D1.
Fig. 2 is the schematic diagram of air conditioner refrigeration pattern, and wherein a is respectively the mechanical refrigeration pattern, and b is the unit operation schematic diagram under the brand-new wind refrigeration mode.
Fig. 3 is the set structure schematic diagram, wherein: 1-condensation fan, 2-air door actuator, 3-evaporimeter, 4-evaporation fan, 5-controller, 6-compressor, 7-air cleaner, 8-air door, 9-condenser, 10-casing, the outdoor air inlet of 11-, the outdoor air outlet of 12-.
The specific embodiment
As Fig. 3, integral energy-saving type air conditioner in machine room unit of the present invention, mainly comprise casing 10, in the middle of casing 10, be provided with dividing plate, this dividing plate tilts to install, casing 10 inside are divided into two chambers up and down, air door 8 to be opened/closed is housed on dividing plate, actuator 2 is connected with air door 8 carries out on-off action;
Be provided with evaporation fan 4, evaporimeter 3 and compressor 6 in the upper chamber, be provided with indoor air outlet at casing 10 tops, evaporation fan 4 is located at indoor air outlet below; Evaporimeter 3 and the compressor 6 that is attached thereto are installed in evaporation fan 4 belows side by side and separate with dividing plate between the two, and evaporimeter 3 tilts to install.Casing 10 sides are provided with the indoor air inlet that is communicated with evaporimeter 3, are provided with air cleaner 7 between indoor air inlet and evaporimeter 3.Indoor air inlet, evaporimeter 3, evaporation fan 4 and indoor air outlet constitute indoor wind path.
Bottom chamber is provided with air-cooled condenser 9 and condensation fan 1, and casing 10 sides of lower chambers are provided with outdoor air outlet 12 and outdoor air inlet 11, are provided with the outside humidity controller at outdoor air inlet 11.Outdoor air inlet 11, air-cooled condenser 9, condensation fan 1, outdoor air outlet 12 constitute outdoor wind path.
Controller is electrically connected with compressor 6, evaporation fan 4, condensation fan 1 and actuator 2 respectively they is controlled, and in addition, condensation fan 1 and evaporation fan 4 are no spiral case blower fan.
Below just wherein critical component be described in detail.
1, evaporation, condensation fan
Because this air conditioner is an integral structure, parts are more relatively, and therefore the version to parts requires very high.Therefore evaporation, condensation fan are selected no spiral case hypsokinesis blower fan for use.No spiral case hypsokinesis horizontal fan is installed, and air current composition is flexible, can the reasonable use installing space.
2, air door
When outdoor temperature, when humidity is suitable, air conditioner is just introduced outdoor new wind, so a rotary new wind air door has been installed in unit inside.When needing outdoor new wind, new wind air door is opened, otherwise new wind air door is in closed condition.
3, air door actuator
The air door actuator is the driving mechanism of new wind air door, according to signal 0~10V action that controller sends, 0~90 ° of the anglec of rotation.
4, outside humidity controller
There is certain requirement machine room, base station to humidity, and humidity is little is easy to generate static, high humidity cause the circuit board short circuit easily, must strict control to the new wind of outdoor introduction, with humidity controller outdoor new rheumatism degree is detected.
5, controller
The controller of unit is selected the precision air conditioner nonshared control unit μ AC of Ka Le company for use.This controller is except can also having increased the control and regulation to new wind air door to the controls such as compressor, evaporation fan, condenser fan.
6, air cleaner
The indoor cleanliness factor to air in machine room base station has certain requirement, directly introduces outdoor new wind and often is difficult to the cleanliness factor that guarantees that the machine room base station is indoor.In order to solve this difficult problem, being provided with twice filtration one deck in the unit is that nylon, one deck are chemical fibre.Outdoor new wind in the inlet chamber, has improved the quality of outdoor new wind greatly after twice are filtered.Unit has been installed the resistance that pressure difference meter is used for detecting the filter two ends, and when resistance reached setting value, unit sent alarm signal, at this moment, should clean or change air cleaner.

Claims (6)

1, a kind of integral energy-saving type air conditioner in machine room unit, it is characterized in that: it comprises casing (10), is provided with dividing plate in the middle of casing (10), and casing (10) inside is divided into two chambers up and down, air door to be opened/closed (8) is housed on dividing plate, and actuator (2) is connected with air door carries out on-off action;
Be provided with evaporation fan (4), evaporimeter (3) and compressor (6) in described upper chamber, be provided with indoor air outlet at casing (10) top, evaporation fan (4) is located at indoor air outlet below; Evaporimeter (3) and the compressor (6) that is attached thereto are installed in evaporation fan (4) below and separate with dividing plate between the two, casing (10) side is provided with the indoor air inlet that is communicated with evaporimeter (3), and indoor air inlet, evaporimeter (3), evaporation fan (4) and indoor air outlet constitute indoor wind path;
Be provided with air-cooled condenser (9) and condensation fan (1) in described bottom chamber, the casing of lower chambers (10) side is provided with outdoor air outlet (12) and outdoor air inlet (11), and outdoor air inlet (11), air-cooled condenser (9), condensation fan (1), outdoor air outlet (12) constitute outdoor wind path;
Controller is electrically connected with compressor (6), evaporation fan (4), condensation fan (1) and actuator (2) respectively they is controlled.
2, integral energy-saving type air conditioner in machine room unit according to claim 1 is characterized in that: be provided with air cleaner (7) between indoor air inlet and evaporimeter (3).
3, integral energy-saving type air conditioner in machine room unit according to claim 1 and 2 is characterized in that: be provided with the outside humidity controller at outdoor air inlet (11).
4, integral energy-saving type air conditioner in machine room unit according to claim 1 and 2 is characterized in that: described evaporimeter (3) and compressor (6) are set up in parallel, and evaporimeter (3) tilts to install.
5, integral energy-saving type air conditioner in machine room unit according to claim 1 and 2 is characterized in that: described dividing plate tilts to install.
6, integral energy-saving type air conditioner in machine room unit according to claim 1 and 2 is characterized in that: condensation fan (1) and evaporation fan (4) are no spiral case blower fan.
CN200910026171A 2009-04-02 2009-04-02 Integral energy-saving type air-conditioning unit in computer room CN101520211A (en)

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Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011038571A1 (en) * 2009-09-30 2011-04-07 珠海市纯生电器有限公司 Modular profile structure air conditioner for vehicle
CN102647887A (en) * 2011-02-22 2012-08-22 斯图尔兹-克斯普尔印度控股有限公司 An improvement in the cooling system for telecommunication shelters
CN102740657A (en) * 2011-04-15 2012-10-17 苏州昆拓热控系统股份有限公司 Special air conditioner for cabinet and ventilation door driving device thereof
CN102748810A (en) * 2012-05-30 2012-10-24 广东美的制冷设备有限公司 Air conditioner indoor unit capable of supplying air up and down and control method thereof
AU2013101100B4 (en) * 2013-08-17 2013-11-07 Pioneer International Pty Ltd An Arrangement and Method For Retrofitting an Air Conditioning System
CN103759337A (en) * 2014-02-10 2014-04-30 浙江捷丰科技实业有限公司 Air conditioner and control method thereof
CN104697062A (en) * 2015-02-28 2015-06-10 珠海格力电器股份有限公司 Air-conditioning unit
CN105003974A (en) * 2015-08-07 2015-10-28 中山市万得福电子热控科技有限公司 Integrated energy-saving fresh air conditioner
CN105485812A (en) * 2016-01-15 2016-04-13 南京佳力图空调机电有限公司 Energy-saving type air conditioner
CN105588183A (en) * 2014-11-28 2016-05-18 海信(山东)空调有限公司 Double-cold-source air conditioning unit
CN105928131A (en) * 2016-05-20 2016-09-07 苏州市创建空调设备有限公司 Air purification device and control method thereof
CN106461238A (en) * 2014-06-05 2017-02-22 三星电子株式会社 Integrated air conditioner
CN109579139A (en) * 2018-11-27 2019-04-05 广东美的制冷设备有限公司 Floor air conditioner indoor machine and air conditioner

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011038571A1 (en) * 2009-09-30 2011-04-07 珠海市纯生电器有限公司 Modular profile structure air conditioner for vehicle
CN102647887A (en) * 2011-02-22 2012-08-22 斯图尔兹-克斯普尔印度控股有限公司 An improvement in the cooling system for telecommunication shelters
CN102740657B (en) * 2011-04-15 2014-12-10 苏州昆拓热控系统股份有限公司 Special air conditioner for cabinet and ventilation door driving device thereof
CN102740657A (en) * 2011-04-15 2012-10-17 苏州昆拓热控系统股份有限公司 Special air conditioner for cabinet and ventilation door driving device thereof
CN102748810A (en) * 2012-05-30 2012-10-24 广东美的制冷设备有限公司 Air conditioner indoor unit capable of supplying air up and down and control method thereof
AU2013101100B4 (en) * 2013-08-17 2013-11-07 Pioneer International Pty Ltd An Arrangement and Method For Retrofitting an Air Conditioning System
CN103759337A (en) * 2014-02-10 2014-04-30 浙江捷丰科技实业有限公司 Air conditioner and control method thereof
CN103759337B (en) * 2014-02-10 2016-04-27 浙江捷丰科技实业有限公司 A kind of air-conditioning and control method thereof
CN106461238A (en) * 2014-06-05 2017-02-22 三星电子株式会社 Integrated air conditioner
CN105588183A (en) * 2014-11-28 2016-05-18 海信(山东)空调有限公司 Double-cold-source air conditioning unit
CN104697062A (en) * 2015-02-28 2015-06-10 珠海格力电器股份有限公司 Air-conditioning unit
CN105003974A (en) * 2015-08-07 2015-10-28 中山市万得福电子热控科技有限公司 Integrated energy-saving fresh air conditioner
CN105485812A (en) * 2016-01-15 2016-04-13 南京佳力图空调机电有限公司 Energy-saving type air conditioner
CN105485812B (en) * 2016-01-15 2018-05-08 南京佳力图机房环境技术股份有限公司 A kind of energy-saving air conditioning
CN105928131A (en) * 2016-05-20 2016-09-07 苏州市创建空调设备有限公司 Air purification device and control method thereof
CN109579139A (en) * 2018-11-27 2019-04-05 广东美的制冷设备有限公司 Floor air conditioner indoor machine and air conditioner

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Open date: 20090902