CN206683105U - A kind of compound computer-room air conditioning system of multiple - Google Patents

A kind of compound computer-room air conditioning system of multiple Download PDF

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Publication number
CN206683105U
CN206683105U CN201621027304.8U CN201621027304U CN206683105U CN 206683105 U CN206683105 U CN 206683105U CN 201621027304 U CN201621027304 U CN 201621027304U CN 206683105 U CN206683105 U CN 206683105U
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CN
China
Prior art keywords
condenser
air conditioning
room air
compressor
throttling arrangement
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201621027304.8U
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Chinese (zh)
Inventor
王君
石文星
史作君
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Junjie New Energy Science And Technology Co Ltd
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Anhui Junjie New Energy Science And Technology Co Ltd
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Priority to CN201621027304.8U priority Critical patent/CN206683105U/en
Application granted granted Critical
Publication of CN206683105U publication Critical patent/CN206683105U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of compound computer-room air conditioning system of multiple, including one or more air-conditioning outdoor modules and one or more indoor modules, closed circulation system is formed between outdoor module and indoor module by feed pipe and muffler;The compound computer-room air conditioning system of multiple includes compressor, oil eliminator, condenser, throttling arrangement and evaporator and formed.The running status of compressor, throttling arrangement and condenser is adjusted according to outdoor environment temperature, respectively switchover operation refrigeration mode and heat pipe pattern, it is ensured that system cold, sensible heat ratio meet computer room demand.Technical scheme provided by the utility model, refrigeration system share a refrigerant loop with hot-pipe system, multiple structure, can not only reduce operation energy consumption, can also reduce unit research and development, manufacturing cost, have excellent effects of energy saving and emission reduction.

Description

A kind of compound computer-room air conditioning system of multiple
Technical field
Air-conditioning technical field is the utility model is related to, specially a kind of compound computer-room air conditioning system of multiple.
Background technology
The fast development of information industry and digital Construction, has promoted computer room, the quantity of base station, and construction scale quickly increases Long, computer room, the energy consumption of base station air conditioner account for the 40%~50% of its total energy consumption according to statistics.Computer room, the sensible heat load of base station are than big, and one The four seasons in year need to continuously be run, and side design temperature is less than the season of outside temperature indoors, and conventional air-conditioning system still needs to continue Compression-type refrigerating system is run, refrigeration system operating efficiency is low and easily breaks down, if indoor/outdoor temperature-difference low cost can be utilized Conveying heat provides cold for indoor, will greatly reduce the energy consumption and operating cost of air-conditioning system.In the high warm season such as summer Section is by using the cold achievable refrigeration system Effec-tive Function in ground, significantly lifting system efficiency.It is room using outdoor Cryogenic air The method that inner side provides cold has obtained the concern of scholar in the industry and engineers and technicians, and deploys engineering skill in different forms Art research, the VMC such as used at present, in addition with various forms of gas-gas, air-water heat-exchange system, and application The composite air conditioner of hot pipe technique.
Utility model patent 201310410064.4 discloses a kind of compound computer-room air conditioning system of multiple, passes through heat exchange Device intercouples steam compressed unit and the cooling of loop heat pipe unit, and utility model patent 201410046876.X is disclosed A kind of multi-joint heat pipe machine room air-conditioning system, it is possible to achieve vapor compression refrigeration and loop heat pipe cooling independent operating or same luck OK, the independent control of computer room temperature and humidity is realized, but systematic comparison is complicated, and cost is high;
Utility model patent 201410549491.5 discloses a kind of combined type refrigerant multi-gang air conditioner, and outside is set Two or more outdoor combined type refrigerant module composition combined air conditioners, indoor is by direct evaporation air cooler module structure Into, convey cold under refrigerated medium pump effect, but the system is combined by hot-pipe system and refrigeration system overlapping, cost compared with It is high;Utility model patent 200610011335.9 discloses a kind of liquid pump to supply refrigerant VRF Air Conditioning System, and the system passes through one The low-temp low-pressure refrigerant that refrigeration system is produced is stored in low-pressure liquid storing tank and conveyed under refrigerated medium pump effect by low-pressure liquid storing tank It is higher to each end evaporator, refrigerated medium pump cost;It is naturally cold that utility model patent 200910235429.8 discloses a kind of band But the liquid pump to supply refrigerant VRF Air Conditioning System of function, realize that unit carries out refrigeration mode and natural cooling by different valve start and stop Pattern, system still need refrigerated medium pump driving cycle.
Patent of invention CN201610174000.2 discloses a kind of compound computer-room air conditioning system and its control method, will press Contracting machine uses as air pump, and shares a loop with refrigeration system, significantly reduces cost, but do not mentioned multi-joint skill Art, multi-joint technology has extraordinary portion distal end part throttle characteristics, for the air conditioner in machine room of all-year-around cooling, in outdoor environment When temperature is less than indoor, the low cost transfer of computer room internal heat is realized equivalent to using multi-joint technology segment part throttle characteristics, when When room, internal-external temperature difference reach certain value, you can be directly used as gas boosting pump operation aerodynamic force type separate type by the use of compressor Circulation, and coordinate multi-joint technology, significantly energy-saving and emission-reduction.
Utility model content
The purpose of this utility model is to provide a kind of simple system, the high multi-joint compound air conditioner in machine room system of reliability System.
To achieve the above object, the utility model provides following technical scheme:A kind of compound air conditioner in machine room system of multiple System, the multiple computer-room air conditioning system include one or more air-conditioning outdoor modules and one or more indoor modules, passed through Feed pipe and muffler form closed circulation system between outdoor module and indoor module;
The multiple computer-room air conditioning system includes compressor, oil eliminator, condenser, throttling arrangement and evaporator, institute Compressor is stated to determine to compose in parallel frequently with multiple by one or more frequency-changeable compressors or a frequency-changeable compressor,
The entrance of the oil eliminator is connected with compressor set exhaust outlet;
The entrance of the condenser is connected with the outlet of oil eliminator;
The throttling arrangement outlet is connected with evaporator inlet;The throttling arrangement be electric expansion valve and magnetic valve simultaneously Connection or electric flow control valve composition in parallel with electric expansion valve;
The outdoor module is independently made up of condenser, or is made up of compressor, oil eliminator, condenser, the interior Module is formed by evaporator and positioned at the throttling arrangement of evaporator inlet;
In the multiple compound air-conditioning system can according to real needs install check valve, capillary, gas-liquid separator, Reservoir, liquid-sighting glass or device for drying and filtering.
Further, the condenser is water-cooled condenser, air-cooled condenser or evaporative condenser.
Further, when system is used in outdoor high circumstance temperature or Super long tube operating mode, air-conditioning system can use cold loop true Insurance system is reliable and stable, and subcooler is for plate type heat exchanger, double pipe heat exchanger or with backheat fluid reservoir.
Further, the multiple compound air-conditioning system for actual use operating mode can also use compressor parallel, Hot gas bypass circuit, quick oil return apparatus, pressure equaliser or liquid-jet cooling device system architecture.
Further, when outdoor environment temperature T is less than or equal to preset temperature T0, the compound computer-room air conditioning system of multiple Multiple heat pipe circulatory system is formed by compressor, condenser, throttling arrangement, evaporator, when outdoor environment temperature T is more than in advance If temperature T0, the multiple computer-room air conditioning system forms multiple system by compressor, condenser, throttling arrangement, evaporator SAPMAC method system.
Compared with prior art, the beneficial effects of the utility model are:Multiple air conditioner in machine room provided by the utility model System, there is provided technical scheme, refrigeration system and hot-pipe system share a refrigerant loop, multiple structure, not only can be with Operation energy consumption is reduced, unit cost can also be reduced, there is excellent effects of energy saving and emission reduction.
Brief description of the drawings
Fig. 1 is multiple computer-room air conditioning system schematic diagram;
Fig. 2 is the utility model refrigeration mode runtime schematic diagram;
Fig. 3 is that the utility model implements magnetic valve monomer completion heat pipe mode configuration schematic diagram;
Fig. 4 is that the utility model implements heat pipe mode configuration schematic diagram.
In figure:1st, compressor, 2, oil eliminator, 3, condenser, 4, throttling arrangement, 5, evaporator, 6, check valve, 7, capillary Pipe.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belong to the scope of the utility model protection.
Embodiment 1, refers to figure, and the utility model provides a kind of technical scheme:A kind of compound air conditioner in machine room of multiple System, including multiple computer-room air conditioning system and control unit, multiple computer-room air conditioning system include one or more air conditioning chambers Outer mold piece and one or more indoor modules, enclosed is formed between outdoor module and indoor module by feed pipe and muffler The circulatory system;
Multiple computer-room air conditioning system includes compressor 1, oil eliminator 2, condenser 3, throttling arrangement 4 and evaporator 5, pressure Contracting machine 1 is determined to compose in parallel frequently by one or more frequency-changeable compressors or a frequency-changeable compressor with multiple,
The entrance of oil eliminator 2 is connected with the exhaust outlet of compressor 1;
The entrance of condenser 3 is connected with the outlet of oil eliminator 2;
The outlet of throttling arrangement 4 is connected with the entrance of evaporator 5;Throttling arrangement 4 be electric expansion valve it is in parallel with magnetic valve or Electric flow control valve is in parallel with electric expansion valve to be formed;
Check valve 6, capillary 7, gas-liquid separator, reservoir, liquid-sighting glass can be installed according to real needs in air-conditioning system Or device for drying and filtering.
When outdoor environment temperature T0 is less than or equal to preset temperature T, air-conditioning system operation heat pipe circulation mode, opening throttling dress Magnetic valve or electric flow valve in putting 4, or electric expansion valve standard-sized sheet, or electric expansion valve and magnetic valve, electric flow valve it is common Effect;It is real according to the rotation speed of fan of the rotating speed and condenser 3 of outdoor environment temperature and the big minor adjustment compressor 1 of indoor load Existing cold accurate adjustment.
If outdoor environment temperature T0 is more than preset temperature T, air-conditioning system operation kind of refrigeration cycle pattern;According to outdoor environment temperature Aperture, the rotating speed of compressor 1 and the rotation speed of fan of condenser 3 of degree and the big minor adjustment throttling arrangement 4 of indoor load, realize Cold accurate adjustment.
Condenser 3 is water-cooled condenser, air-cooled condenser or evaporative condenser.
When system is used in outdoor high circumstance temperature or Super long tube operating mode, air-conditioning system can use cold loop to ensure that system is steady It is fixed reliable.
Air-conditioning system can also use compressor parallel, hot gas bypass circuit, quick oil return dress for actual use operating mode Put, pressure equaliser or liquid-jet cooling device, do not limit the more than use combination of several systems or part combining form.
As used in sensible heat ratio demand in indoor 37.8 DEG C of air conditioner in machine room, is taken into account, control air-conditioning compressor evaporation is warm 17 ± 1 DEG C of degree, 2-8 DEG C of the degree of superheat, condensation fan controls according to outdoor environment temperature, and unit drags more structures using frequency conversion one, i.e., One outdoor module and multiple indoor modules, when outdoor environment temperature is less than 18 DEG C, unit operation is in multiple heat pipe pattern; When outdoor environment temperature is higher than 18 DEG C, unit operation is in refrigeration mode.The multiple indoor module expansion valve Controlling principles of unit are expired Foot:The small degree of superheat of big load, if now load is maximum for one of indoor module, refrigeration demand is maximum, then the indoor module is swollen The swollen valve control degree of superheat is minimum 2 DEG C, and composite demand is minimum in other indoor modules, then controls the degree of superheat maximum 8 DEG C, between most As long as the indoor module degree of superheat greatly, between minimum load is 2-8 DEG C in the range of target superheat degree.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality New technical scheme and its improvement design is subject to equivalent substitution or change, should all cover in the scope of protection of the utility model It is interior.

Claims (5)

  1. A kind of 1. compound computer-room air conditioning system of multiple, it is characterised in that:The compound computer-room air conditioning system bag of multiple One or more air-conditioning outdoor modules and one or more indoor modules are included, by feed pipe and muffler in outdoor module and room Closed circulation system is formed between internal module;
    The compound computer-room air conditioning system of multiple includes compressor, oil eliminator, condenser, throttling arrangement and evaporator, The compressor is determined to compose in parallel frequently by one or more frequency-changeable compressors or a frequency-changeable compressor with multiple,
    The outdoor module is independently made up of condenser, or is made up of compressor, oil eliminator, condenser, the indoor module Formed by evaporator and positioned at the throttling arrangement of evaporator inlet;
    The entrance of the oil eliminator is connected with compressor set exhaust outlet;
    The entrance of the condenser is connected with the outlet of oil eliminator;
    The outlet of the condenser is connected with throttling arrangement entrance;
    The throttling arrangement outlet is connected with evaporator inlet;The throttling arrangement be electric expansion valve it is in parallel with magnetic valve, Or electric flow control valve composition in parallel with electric expansion valve;
    The evaporator outlet is connected with plasticator;
    In the compound computer-room air conditioning system of multiple can according to real needs install check valve, capillary, gas-liquid separator, Reservoir, liquid-sighting glass or device for drying and filtering.
  2. A kind of 2. compound computer-room air conditioning system of multiple according to claim 1, it is characterised in that:The condenser is Water-cooled condenser, air-cooled condenser or evaporative condenser.
  3. A kind of 3. compound computer-room air conditioning system of multiple according to claim 1 or 2, it is characterised in that:When system is transported During used in outdoor high circumstance temperature or Super long tube operating mode, air-conditioning system can use cold loop to ensure that system is reliable and stable, and subcooler is Plate type heat exchanger, double pipe heat exchanger or with backheat fluid reservoir.
  4. A kind of 4. compound computer-room air conditioning system of multiple according to claim 1, it is characterised in that:The multiple is answered Mould assembly computer-room air conditioning system can also use compressor parallel, hot gas bypass circuit, quick oil return dress for actual use operating mode Put, pressure equaliser or liquid-jet cooling device system architecture.
  5. A kind of 5. compound computer-room air conditioning system of multiple according to claim 1, it is characterised in that:
    When outdoor environment temperature T is less than or equal to preset temperature T0, the compound computer-room air conditioning system of multiple by compressor, Condenser, throttling arrangement, evaporator form multiple heat pipe circulatory system, when outdoor environment temperature T is more than preset temperature T0, institute State multiple compound computer-room air conditioning system and multiple kind of refrigeration cycle is formed by compressor, condenser, throttling arrangement, evaporator System.
CN201621027304.8U 2016-08-30 2016-08-30 A kind of compound computer-room air conditioning system of multiple Expired - Fee Related CN206683105U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621027304.8U CN206683105U (en) 2016-08-30 2016-08-30 A kind of compound computer-room air conditioning system of multiple

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621027304.8U CN206683105U (en) 2016-08-30 2016-08-30 A kind of compound computer-room air conditioning system of multiple

Publications (1)

Publication Number Publication Date
CN206683105U true CN206683105U (en) 2017-11-28

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109451706A (en) * 2018-11-08 2019-03-08 国网黑龙江省电力有限公司信息通信公司 A kind of closed communications equipment room of cold passage
CN112460772A (en) * 2020-11-30 2021-03-09 珠海格力电器股份有限公司 Air conditioning unit multistage refrigeration method and device, computer equipment and storage medium

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109451706A (en) * 2018-11-08 2019-03-08 国网黑龙江省电力有限公司信息通信公司 A kind of closed communications equipment room of cold passage
CN112460772A (en) * 2020-11-30 2021-03-09 珠海格力电器股份有限公司 Air conditioning unit multistage refrigeration method and device, computer equipment and storage medium

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20171128

Termination date: 20190830

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