CN102914002A - Machine room heat extraction energy saving device - Google Patents

Machine room heat extraction energy saving device Download PDF

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Publication number
CN102914002A
CN102914002A CN2011102232194A CN201110223219A CN102914002A CN 102914002 A CN102914002 A CN 102914002A CN 2011102232194 A CN2011102232194 A CN 2011102232194A CN 201110223219 A CN201110223219 A CN 201110223219A CN 102914002 A CN102914002 A CN 102914002A
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heat
heat pipe
machine room
condenser
outlet
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CN2011102232194A
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Chinese (zh)
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CN102914002B (en
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王永刚
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Publication of CN102914002B publication Critical patent/CN102914002B/en
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Abstract

The invention discloses a machine room heat extraction energy saving device which comprises a heat pipe heat exchange evaporator arranged in a machine room chamber and a heat pipe heat transfer condenser arranged outside the machine room chamber, wherein the outlet of the heat pipe heat exchange evaporator is connected with the inlet of the heat pipe heat exchange condenser, and the outlet of the heat pipe heat exchange condenser is connected with the inlet of the heat pipe heat exchange evaporator sequentially through a first inlet and a first outlet of a heat pipe-refrigeration heat exchanger; a second inlet of the heat pipe-refrigeration heat exchanger is connected with one end of an expansion valve, and the other end of the expansion valve is connected with the outlet of a vapour compression refrigerator group condenser; and the inlet of the vapour compression refrigerator group condenser is connected with an exhaust port of a compressor, and an air-suction inlet of the compressor is connected with the second outlet of the heat pipe-refrigeration heat exchanger. The machine room heat extraction energy saving device provided by the invention has the advantages that the occupation space is small, the manufacturing cost is low, and the energy consumption is saved.

Description

A kind of machine room heat extraction energy saver
Technical field
The present invention relates to machine room heat elimination and cooling field, particularly a kind of machine room heat extraction energy saver.
Background technology
A large amount of equipment is installed in machine room or the factory building, and in equipment work, equipment all can generate heat mostly, causes the equipment ambient temperature too high, and too high environment temperature can affect the normal operation of equipment, the service life of reduction equipment.Therefore in machine room or factory building, heat release be installed, in time with these heat dischargings, to guarantee the normal operation of each equipment.Therefore in the machine room heat elimination and cooling device to be installed.
Existing machine room heat elimination and cooling pattern is the pattern that air conditioner refrigerating cooling or machine room heat extraction combine with the air conditioner refrigerating cooling with heat pipe.
In realizing process of the present invention, the inventor finds that there is following problem at least in prior art: though the air conditioner in machine room refrigeration cool-down can be lowered the temperature, energy consumption is large; The cooling mode that heat pipe combines with air-conditioning needs the indoor evaporation and heat-exchange of two covers system, the outdoor condensation heat-extraction system of two covers, system complex, equipment take up space greatly, system cost is high, and two the cover indoor heating system in when operation, air current composition interferes with each other, and is unfavorable for the machine room heat extraction.
Summary of the invention
The purpose of the embodiment of the invention is the defective for above-mentioned prior art, provide a kind of take up space little, cost is low, and saves the machine room heat extraction energy saver of energy consumption.
The technical scheme taked of the present invention is to achieve these goals:
A kind of machine room heat extraction energy saver, comprise and be installed on the indoor heat pipe heat exchanging evaporimeter of machine room, be installed on the heat pipe heat exchanging condenser of machine room outdoor, the outlet of described heat pipe heat exchanging evaporimeter connects the import of described heat pipe heat exchanging condenser, it is characterized in that, the outlet of described heat pipe heat exchanging condenser exports the import that connects the heat pipe heat exchanging evaporimeter by the first import of heat pipe-refrigerated heat exchanger with being connected successively, the second import of described heat pipe-refrigerated heat exchanger connects expansion valve one end, the described expansion valve other end connects the outlet of vapor-compression chiller condenser, the import of described vapor-compression chiller condenser connects the exhaust outlet of compressor, and the air entry of described compressor connects the second outlet of heat pipe-refrigerated heat exchanger.
Described heat pipe-refrigerated heat exchanger is tubular heat exchanger, double pipe heat exchanger or plate type heat exchanger.
Described the first import and described the second outlet are positioned at the same end of described heat pipe-refrigerated heat exchanger, and described the first outlet and described the second import are positioned at the other end of described heat pipe-refrigerated heat exchanger.
Described vapor-compression chiller condenser, compressor, expansion valve, heat pipe heat exchanging evaporator fan and heat pipe heat exchanging condenser fan are connected automatic control system, and described automatic control system is used for by the unlatching of machine room indoor and outdoor temperature control vapor-compression chiller condenser, compressor, expansion valve, heat pipe heat exchanging evaporator fan and heat pipe heat exchanging condenser fan or closes.
The beneficial effect that the technical scheme that the embodiment of the invention provides is brought is:
1, compare the cooling mode that heat pipe combines with air-conditioning, indoor evaporation and heat-exchange system adopts a covering device of the present invention: the heat pipe heat exchanging evaporimeter, and whole device occupies little space;
2, with respect to the air conditioner in machine room cooling mode, machine room room air heat-exchanger rig is according to heat pipe heat exchanging evaporator designs coupling, and supply air temperature difference is little, the air-supply air quantity is large, loss of refrigeration capacity is little, saves energy consumption; Can accomplish the fixed point send cold;
3, can utilize the complete control system of a cover to reach the machine room heat extraction and coordinate reliably working with heat pipe heat exchanging evaporator fan, condenser fan and steam compression type refrigeration condenser, compressor and expansion valve, accomplish seamless control; The heat pipe heat exchanging evaporator blowing has a narrow range of temperature in addition, air output is large, and adjustable point send cold control accuracy high; Steam compression type refrigeration can be used as heat pipe heat exchanging low-temperature receiver for subsequent use, and security is good;
4, the more common air conditioner in machine room of heat pipe-refrigerated heat exchanger is saved the indoor evaporator cost greatly, and the system synthesis cost also reduces greatly;
5, in the present invention, because heat pipe heat exchanging evaporator evaporation temperature is far above general air conditioner in machine room evaporator evaporation temperature, when the heat pipe heat exchanging evaporator fan starts, when vapor-compression chiller condenser, compressor, expansion valve startup, vapour compression machine working medium evaporating temperature can improve in heat pipe-refrigerated heat exchanger, so just can greatly improve vapour compression refrigeration compressor operating efficient, reduce energy consumption of compressor, save the energy and operating cost.
Description of drawings
Fig. 1 is the machine room heat extraction energy saver schematic diagram that the embodiment of the invention provides.
Among the figure: 1 heat pipe heat exchanging evaporimeter, 2 heat pipe heat exchanging condensers, 3 heat pipes-refrigerated heat exchanger, 3.1 first imports, 3.2 first outlets, 3.3 second outlets, 3.4 second imports, 4 expansion valves, 5 vapor-compression chiller condensers, 6 compressors.
The specific embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, embodiment of the present invention is described further in detail below in conjunction with accompanying drawing.
Referring to Fig. 1, a kind of machine room heat extraction energy saver, comprise and be installed on the indoor heat pipe heat exchanging evaporimeter 1 of machine room, be installed on the heat pipe heat exchanging condenser 2 of machine room outdoor, the outlet of heat pipe heat exchanging evaporimeter 1 connects the import of heat pipe heat exchanging condenser 2, the outlet of heat pipe heat exchanging condenser 2 successively the first import 3.1 by heat pipe-refrigerated heat exchanger 3 be connected outlet 3.2 and connect the import of heat pipe heat exchanging evaporimeters 1, the second import 3.3 of heat pipe-refrigerated heat exchanger 3 or the second outlet 3.4 connect expansion valve 4 one ends, expansion valve 4 other ends connect the outlet of vapor-compression chiller condenser 5, the import of vapor-compression chiller condenser 5 connects the exhaust outlet of compressor 6, and the air entry of compressor 6 connects the second outlet 3.4 or second import 3.3 of heat pipe-refrigerated heat exchanger 3.
Heat pipe-refrigerated heat exchanger 3 of the present invention can adopt tubular heat exchanger as shown in Figure 1, also can adopt double pipe heat exchanger or plate type heat exchanger.Tubular heat exchanger of the present invention, the first import 3.1 and the first outlet 3.2 communicate, and the working medium matter that the inside passes into is heat pipe heat exchanging evaporimeter and heat pipe heat exchanging condenser working working medium; The second import 3.3 and the second outlet 3.4 communicate, and the medium that the inside passes into is vapour compression refrigeration machine set compressor, condenser and expansion valve work working medium.
Referring to Fig. 1, the first import 3.1 and the second outlet 3.4 are positioned at the same end of heat pipe-refrigerated heat exchanger 3, the first outlet the 3.2 and second import 3.3 is positioned at heat pipe-refrigerated heat exchanger 3 other ends, also the first import 3.1 and the second import 3.3 can be arranged on same end, the first outlet the 3.2 and second outlet 3.4 is arranged on same end.
Vapor-compression chiller condenser of the present invention, compressor, expansion valve, heat pipe heat exchanging evaporator fan and heat pipe heat exchanging condenser fan are connected unified automatic control system, and described automatic control system is controlled above-mentioned parts by the machine room indoor and outdoor temperature and opened or close.
The operational mode of apparatus of the present invention: when machine room indoor temperature during at 24-28 ℃, outdoor environment temperature is lower than heat pipe heat exchanging condenser 2 normal working temperatures and sets high limit (generally being set as 20 ℃), automatic controlling system heat pipe heat exchanging evaporator fan and heat pipe heat exchanging condenser fan start, heat pipe heat exchanging evaporimeter 1 and heat pipe heat exchanging condenser 2 normally move, and keep the machine room indoor temperature; Be higher than heat pipe heat exchanging condenser 2 normal working temperatures in the machine room outdoor temperature and set high limit (generally being set as 20 ℃) or heat pipe heat exchanging condenser fault, cause that heat absorption is not enough in the heat pipe heat exchanging evaporator room, cause the machine room indoor temperature too high, when namely being higher than 28 ℃, 1 normal operation of heat pipe heat exchanging evaporimeter, close heat pipe heat exchanging condenser 2 blower fans by automatic control system, open vapor-compression chiller condenser 5, compressor 6 and expansion valve 4, the low heat pipe heat-exchange working medium condensation temperature of mandatory down and condensing pressure, cause working medium rapid evaporation in the heat pipe heat exchanging evaporimeter, keep the machine room indoor temperature; When the machine room outdoor temperature returns to heat pipe heat exchanging condenser normal operating temperature scope or the eliminating of heat pipe heat exchanging condenser fault, can to guarantee to keep the machine room indoor temperature unlikely too high in heat absorption in the heat pipe heat exchanging evaporator room, by automatic control system steam off compression-type refrigeration unit condenser, compressor and expansion valve operation, open the heat pipe heat exchanging condenser fan; Be lower than the low line (being generally 24 ℃) of Temperature Setting in the machine room indoor temperature, by automatic control system steam off compression-type refrigeration unit condenser 5, compressor 6, expansion valve 4, heat pipe heat exchanging evaporimeter 1 blower fan and heat pipe heat exchanging condenser 2 blower fans, entire system is out of service.
Heat pipe heat exchanging evaporimeter of the present invention, heat pipe heat exchanging condenser, vapor-compression chiller condenser, compressor and expansion valve also can manually be controlled according to indoor and outdoor temperature, satisfy the demand that equipment runs well to regulate indoor temperature, but the setting people of machine room indoor and outdoor temperature value is for adjusting, be not limited to the temperature of above-mentioned setting, run well with assurance equipment and be advisable.
The present invention can take full advantage of machine room outdoor natural cooling source nature heat elimination and cooling, can guarantee equipment operating environment temperature in the machine room, need not additionally to use other energy, has advantages of that the energy consumption of saving, security are good.
The above only is preferred embodiment of the present invention, and is in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (4)

1. machine room heat extraction energy saver, comprise and be installed on the indoor heat pipe heat exchanging evaporimeter of machine room, be installed on the heat pipe heat exchanging condenser of machine room outdoor, the outlet of described heat pipe heat exchanging evaporimeter connects the import of described heat pipe heat exchanging condenser, it is characterized in that, the outlet of described heat pipe heat exchanging condenser exports the import that connects the heat pipe heat exchanging evaporimeter by the first import of heat pipe-refrigerated heat exchanger with being connected successively, the second import of described heat pipe-refrigerated heat exchanger connects expansion valve one end, the described expansion valve other end connects the outlet of vapor-compression chiller condenser, the import of described vapor-compression chiller condenser connects the exhaust outlet of compressor, and the air entry of described compressor connects the second outlet of heat pipe-refrigerated heat exchanger.
2. machine room heat extraction energy saver according to claim 1 is characterized in that, described heat pipe-refrigerated heat exchanger is tubular heat exchanger, double pipe heat exchanger or plate type heat exchanger.
3. machine room heat extraction energy saver according to claim 1 and 2, it is characterized in that, described the first import and described the second outlet are positioned at the same end of described heat pipe-refrigerated heat exchanger, and described the first outlet and described the second import are positioned at the other end of described heat pipe-refrigerated heat exchanger.
4. machine room heat extraction energy saver according to claim 1 and 2, it is characterized in that, described vapor-compression chiller condenser, compressor, expansion valve, heat pipe heat exchanging evaporator fan and heat pipe heat exchanging condenser fan are connected automatic control system, and described automatic control system is used for by the unlatching of machine room indoor and outdoor temperature control vapor-compression chiller condenser, compressor, expansion valve, heat pipe heat exchanging evaporator fan and heat pipe heat exchanging condenser fan or closes.
CN201110223219.4A 2011-08-05 2011-08-05 Machine room heat extraction energy saving device Expired - Fee Related CN102914002B (en)

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CN201110223219.4A CN102914002B (en) 2011-08-05 2011-08-05 Machine room heat extraction energy saving device

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CN102914002A true CN102914002A (en) 2013-02-06
CN102914002B CN102914002B (en) 2015-05-20

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104214854A (en) * 2013-09-10 2014-12-17 中国科学院理化技术研究所 Integrated machine room air conditioning system
CN104613580A (en) * 2015-01-30 2015-05-13 郑州轻工业学院 Air-conditioning unit used for machine room refrigeration

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0891045A (en) * 1994-09-28 1996-04-09 Nippondenso Co Ltd Heat pump type air-conditioner for vehicle
CN101122413A (en) * 2007-09-21 2008-02-13 清华大学 Forced convection type separation type heat pipe machine room heat-discharging device
CN101943449A (en) * 2010-09-09 2011-01-12 北京纳源丰科技发展有限公司 Dual-cycle machine room energy-saving air conditioner
CN102052718A (en) * 2009-11-06 2011-05-11 苏州海派特热能设备有限公司 Split heat pipe heat exchanger for machine room
CN202432617U (en) * 2011-08-05 2012-09-12 王永刚 Machine room heat-discharge energy-saving device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0891045A (en) * 1994-09-28 1996-04-09 Nippondenso Co Ltd Heat pump type air-conditioner for vehicle
CN101122413A (en) * 2007-09-21 2008-02-13 清华大学 Forced convection type separation type heat pipe machine room heat-discharging device
CN102052718A (en) * 2009-11-06 2011-05-11 苏州海派特热能设备有限公司 Split heat pipe heat exchanger for machine room
CN101943449A (en) * 2010-09-09 2011-01-12 北京纳源丰科技发展有限公司 Dual-cycle machine room energy-saving air conditioner
CN202432617U (en) * 2011-08-05 2012-09-12 王永刚 Machine room heat-discharge energy-saving device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104214854A (en) * 2013-09-10 2014-12-17 中国科学院理化技术研究所 Integrated machine room air conditioning system
CN104613580A (en) * 2015-01-30 2015-05-13 郑州轻工业学院 Air-conditioning unit used for machine room refrigeration

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