CN2524147Y - Energy-saving refrigeration cycling devices - Google Patents
Energy-saving refrigeration cycling devices Download PDFInfo
- Publication number
- CN2524147Y CN2524147Y CN01278831U CN01278831U CN2524147Y CN 2524147 Y CN2524147 Y CN 2524147Y CN 01278831 U CN01278831 U CN 01278831U CN 01278831 U CN01278831 U CN 01278831U CN 2524147 Y CN2524147 Y CN 2524147Y
- Authority
- CN
- China
- Prior art keywords
- valve
- energy
- producing medium
- compressor
- cold
- 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
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
- F25B2400/04—Refrigeration circuit bypassing means
- F25B2400/0411—Refrigeration circuit bypassing means for the expansion valve or capillary tube
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The utility model discloses an air-condition device which is used in the machinery room air-condition system and other devices need to refrigeration running for whole year, in particular to an energy-saving refrigeration cycling device. The utility model comprises a compressor, a condenser, a liquid storing machine, an electromagnetism valve and an evaporator. The utility model is characterized in that: the side of the compressor is provided with a bypass tube which is provided with an electromagnetism controlling valve, and the side of the electromagnetism valve is provided with a bypass tube which is provided with a refrigerating fluid cycling pump. The energy-saving refrigerating cycling device witch the utility model get uses the refrigerating liquid cycling pump to replace the compressor for running; because the power of the refrigerating cycling pump is far lower than the power of the compressor, the effect of energy saving is obvious.
Description
The utility model relates to a kind of aircondition that computer-room air conditioning system etc. needs the year round cooling operation, particularly a kind of energy-saving refrigerating circulatory device of being used for.
At present, it is more and more to be lower than situation about still need freeze under the indoor situation in outdoor temperature at present.As the mass computing machine room, the special process occasion.These occasions can be cooled off indoor environment by introducing outdoor cold air in theory, but have many problems, and as considering the pollution problem of outdoor air, outdoor low humidity causes that humidity is low excessively, outdoor wind and snow, the influence freezed etc.So actual use is less.Great majority still cool off indoor by refrigerating plant.
Existing refrigerating plant generally as shown in Figure 1, by compressor 1, condenser 3, reservoir 5, magnetic valve 7, restricting element 20, evaporimeter 11 is formed.The compressed machine 1 of cold-producing medium is compressed into high temperature and high pressure gas during refrigeration, enter condenser 3, under outdoor fan 4 effects, be cooled to liquid, through magnetic valve 7, restricting element 20 becomes cryogenic liquid again, under indoor fan 10 effects, sweat cooling in evaporimeter 11, evaporation back steam enters compressor 1 compression again, and circulation is carried out.
The shortcoming of existing refrigerating circulatory device is under the lower situation of outside air temperature, compressor 1 still need turn round during refrigeration, and keeps on the go in order to set up certain high pressure, outdoor fan 4 rotating speeds need be reduced, or intermittently stop outdoor fan 4 runnings, cause bigger energy waste.
The purpose of this utility model is to provide a kind of to be lower than when indoor in outdoor temperature for the deficiency that solves above-mentioned technology, and refrigerating plant can play the energy-saving refrigerating circulatory device of energy-conserving action.
In order to achieve the above object, the energy-saving refrigerating circulatory device that the utility model is designed, it comprises compressor, condenser, reservoir, magnetic valve and evaporimeter, it is characterized in that at the other shunt valve that is provided with the band solenoid electric valve of compressor, at the other shunt valve that is provided with band cold-producing medium circulating pump of magnetic valve.
Interchannel at magnetic valve and evaporimeter can be provided with electric expansion valve.The effect of electric expansion valve is to regulate open degree according to the refrigerant temperature of evaporator outlet, realizes the adjusting to refrigerant flow.
Also can be with the magnetic valve branch road of shunt valve bypass on be provided with restricting element, on the branch road of the shunt valve of band cold-producing medium circulating pump, be provided with electric expansion valve.
Can also be with the magnetic valve branch road of shunt valve bypass on be provided with heating power expansion valve, on the branch road of the shunt valve of band cold-producing medium circulating pump, be provided with magnetic valve.
In addition, with the solenoid electric valve of compressor can be two logical solenoid electric valves, and be located on the shunt valve, can be the threeway solenoid electric valve also, and be located at the link of the main channel of shunt valve and compressor.
Moreover, in order to guarantee the optimum operation of cold-producing medium circulating pump, minimum place, position between reservoir and magnetic valve, described cold-producing medium circulating pump suction side.
The energy-saving refrigerating circulatory device that the utility model obtains, utilize outdoor low temperature to reach the energy-conservation of when refrigeration, under the duty when outside air temperature is low, replace compressor operating with the cold-producing medium circulating pump, because the power of kind of refrigeration cycle pump is well below compressor horsepower, so energy-saving effect is obvious.
Fig. 1 is existing refrigerating plant structural representation;
Fig. 2 is embodiment 1 a refrigerating plant structural representation;
Fig. 3 is embodiment 2 refrigerating plant structural representations;
Fig. 4 is embodiment 3 refrigerating plant structural representations;
Fig. 5 is embodiment 4 refrigerating plant structural representations.
The utility model will be further described in conjunction with the accompanying drawings below by embodiment.
Embodiment 1:
As shown in Figure 2, a kind of designed energy-saving refrigerating circulatory device that present embodiment is described, it comprises compressor 1, condenser 3, reservoir 5, magnetic valve 7 and evaporimeter 11, it is characterized in that at the compressor 1 other shunt valve 12 that is provided with band solenoid electric valve 2, at the magnetic valve 7 other shunt valves 13 that are provided with band cold-producing medium circulating pump 6.Described solenoid electric valve 2 is two logical solenoid electric valves, and is located on the shunt valve 12.
At this, cold-producing medium circulating pump 6 is critical components of outdoor low temperature chamber refrigeration, because therefore cold-producing medium highly volatile, leakage and generation high pressure itself adopt the stainless steel magnetic force driving pump.The characteristics of this pump be never leak, corrosion-resistant, and can bear refrigerant pressure.Owing to the situation that gas refrigerant enters cold-producing medium circulating pump 6 may occur in the circulation, so cold-producing medium circulating pump 6 adopts the magnetic force driving pump of band self-suction function.When gas refrigerant enters cold-producing medium circulating pump 6, gas can be discharged, guarantee operate as normal.For reducing the chance that gas refrigerant enters cold-producing medium circulating pump 6, cold-producing medium circulating pump 6 should be installed in minimum place, position between liquid storage cylinder 5 and the magnetic valve 7.The flow of cold-producing medium circulating pump 6 and lift parameter should be determined according to refrigerating plant required refrigerant flow and pipe resistance.
When the effect of solenoid electric valve 2 is 6 runnings of cold-producing medium circulating pump, can make cold-producing medium walk around compressor 1, reduce flow path resistance; Solenoid electric valve 2 cuts out when compressor 1 running, prevents back flow of refrigerant.
Embodiment 2:
As shown in Figure 3, the energy-saving refrigerating circulatory device that present embodiment is described, connect into an airtight refrigeration system by following parts: compressor 1, condenser 3, reservoir 5, cold-producing medium circulating pump 6, electric expansion valve 8, magnetic valve 7, evaporimeter 11 and solenoid electric valve 2 are provided with electric expansion valve 8 at the interchannel of magnetic valve 7 and evaporimeter 11.Described and solenoid electric valve 2 compressor 1 bypass is the threeway solenoid electric valve, and is located at the junction of the arrival end of shunt valve 12 and compressor 1.
When outside air temperature be higher than when indoor or outside air temperature when indoor, solenoid electric valve 2 cuts out, cold-producing medium circulating pump 6 is not worked, and uses compressor 1 refrigeration.Its kind of refrigeration cycle is identical with existing apparatus.That is: the compressed machine 1 of cold-producing medium is compressed into high temperature and high pressure gas during refrigeration, enter condenser 3, under outdoor fan 4 effects, be cooled to liquid, again through reservoir 5, magnetic valve 7, electric expansion valve 8, become cryogenic liquid, under indoor fan 10 effects, sweat cooling in evaporimeter 11, evaporation back steam enters compressor 1 compression again, and circulation is carried out.
When outside air temperature was lower than indoor temperature certain value (as 15 ℃), compressor 1 quit work, and solenoid electric valve 2 is opened, magnetic valve 7 cuts out, and cold-producing medium is under 6 effects of cold-producing medium circulating pump, through electric expansion valve 8, flow into indoor evaporator 11, under indoor fan 10 effects, sweat cooling in evaporimeter 11, evaporation back vapor stream is through solenoid electric valve 2, enter condenser 3, be cooled to liquid under outdoor fan 4 effects, the reservoir 5 of flowing through is again got back to cold-producing medium circulating pump 6.Circulation is carried out, and gets final product continuous cooling.
The effect of electric expansion valve 8 is to regulate open degree according to the refrigerant temperature of evaporimeter 11 outlets, realizes the adjusting to refrigerant flow.And, reduce the chance that gas refrigerant enters cold-producing medium circulating pump 6 by control to circular flow.When compressor 1 operation, the aperture of electric expansion valve 8 is less; During 6 operations of cold-producing medium circulating pump, the aperture of electric expansion valve 8 is bigger.
Embodiment 3:
As shown in Figure 4, the energy-saving refrigerating circulatory device that present embodiment is described, connect into an airtight refrigeration system by following parts: compressor 1, condenser 3, reservoir 5, cold-producing medium circulating pump 6, electric expansion valve 8, magnetic valve 7, restricting element 9, evaporimeter 11 and solenoid electric valve 2, be provided with restricting element 9 with magnetic valve 7 branch roads of shunt valve 13 bypass, on the branch road of the shunt valve 13 of being with cold-producing medium circulating pump 6, be provided with electric expansion valve 8.Described solenoid electric valve 2 is threeway solenoid electric valves, and is located at the junction of the port of export of shunt valve 12 and compressor 1.
When outside air temperature be higher than when indoor or outside air temperature when indoor, electric expansion valve 8, solenoid electric valve 2 cuts out, cold-producing medium circulating pump 6 is not worked, and uses compressor 1 refrigeration.Its kind of refrigeration cycle is identical with existing apparatus.That is: the compressed machine 1 of cold-producing medium is compressed into high temperature and high pressure gas during refrigeration, enter condenser 3, under outdoor fan 4 effects, be cooled to liquid, again through reservoir 5, magnetic valve 7, restricting element 9, become cryogenic liquid, under indoor fan 10 effects, sweat cooling in evaporimeter 11, evaporation back steam enters compressor 1 compression again, and circulation is carried out.
When outside air temperature was lower than indoor temperature certain value (as 15 ℃), compressor 1 quit work, and solenoid electric valve 2 is opened, magnetic valve 7 cuts out, cold-producing medium flows into indoor evaporator 11 under 6 effects of cold-producing medium circulating pump, under indoor fan 10 effects, sweat cooling in evaporimeter 11, evaporation back vapor stream enters condenser 3 through solenoid electric valve 2, is cooled to liquid under outdoor fan 4 effects, the reservoir 5 of flowing through is again got back to cold-producing medium circulating pump 6.Circulation is carried out, and gets final product continuous cooling.
The effect of electric expansion valve 8 is to regulate open degree according to the refrigerant temperature of evaporimeter 11 outlets, realizes the adjusting to refrigerant flow.And, reduce the chance that gas refrigerant enters cold-producing medium circulating pump 6 by control to circular flow.
Embodiment 4:
As shown in Figure 5, the energy-saving refrigerating circulatory device that present embodiment is described, connect into an airtight refrigeration system by following parts: compressor 1, condenser 3, reservoir 5, cold-producing medium circulating pump 6, heating power expansion valve 14, magnetic valve 7, magnetic valve 15, evaporimeter 11 and solenoid electric valve 2, with magnetic valve 7 branch roads of shunt valve 13 bypass on be provided with heating power expansion valve 14, on the branch road of the shunt valve 13 of band cold-producing medium circulating pump 6, be provided with magnetic valve 15.
When outside air temperature be higher than when indoor or outside air temperature when indoor, solenoid electric valve 2 cuts out, cold-producing medium circulating pump 6 is not worked, and uses compressor 1 refrigeration.Its kind of refrigeration cycle is identical with existing apparatus.That is: the compressed machine 1 of cold-producing medium is compressed into high temperature and high pressure gas during refrigeration, enter condenser 3, under outdoor fan 4 effects, be cooled to liquid, again through reservoir 5, magnetic valve 7, heating power expansion valve 14, become cryogenic liquid, under indoor fan 10 effects, sweat cooling in evaporimeter 11, evaporation back steam enters compressor 1 compression again, and circulation is carried out.
When outside air temperature was lower than indoor temperature certain value (as 15 ℃), compressor 1 quit work, and solenoid electric valve 2 is opened, magnetic valve 7 cuts out, and cold-producing medium is under 6 effects of cold-producing medium circulating pump, through magnetic valve 15, flow into indoor evaporator 11, under indoor fan 10 effects, sweat cooling in evaporimeter 11, evaporation back vapor stream is through solenoid electric valve 2, enter condenser 3, be cooled to liquid under outdoor fan 4 effects, the reservoir 5 of flowing through is again got back to cold-producing medium circulating pump 6.Circulation is carried out, and gets final product continuous cooling.
Claims (9)
1, a kind of energy-saving refrigerating circulatory device, it comprises compressor (1), condenser (3), reservoir (5), magnetic valve (7) and evaporimeter (11), it is characterized in that at the other shunt valve (12) that is provided with band solenoid electric valve (2) of compressor (1), at the other shunt valve (13) that is provided with band cold-producing medium circulating pump (6) of magnetic valve (7).
2, energy-saving refrigerating circulatory device according to claim 1 is characterized in that being provided with electric expansion valve (8) at the interchannel of magnetic valve (7) and evaporimeter (11).
3, energy-saving refrigerating circulatory device according to claim 1, it is characterized in that with magnetic valve (7) branch road of shunt valve (13) bypass on be provided with restricting element (9), on the branch road of the shunt valve (13) of band cold-producing medium circulating pump (6), be provided with electric expansion valve (8).
4, energy-saving refrigerating circulatory device according to claim 1, it is characterized in that with magnetic valve (7) branch road of shunt valve (13) bypass on be provided with heating power expansion valve (14), on the branch road of the shunt valve (13) of band cold-producing medium circulating pump (6), be provided with magnetic valve (15).
5,, it is characterized in that described solenoid electric valve (2) is two logical solenoid electric valves, and be located on the shunt valve (12) according to claim 1 or 2 or 3 or 4 described energy-saving refrigerating circulatory devices.
6, according to claim 1 or 2 or 3 or 4 described energy-saving refrigerating circulatory devices, it is characterized in that described solenoid electric valve (2) is the threeway solenoid electric valve, and be located at the link of the main channel of shunt valve (12) and compressor (1).
7,, it is characterized in that minimum place, position between reservoir 5 and magnetic valve 7, described cold-producing medium circulating pump 6 suction sides according to claim 1 or 2 or 3 or 4 described energy-saving refrigerating circulatory devices.
8, energy-saving refrigerating circulatory device according to claim 5 is characterized in that minimum place, position between reservoir 5 and magnetic valve 7, described cold-producing medium circulating pump 6 suction sides.
9, energy-saving refrigerating circulatory device according to claim 5 is characterized in that minimum place, position between reservoir 5 and magnetic valve 7, described cold-producing medium circulating pump 6 suction sides.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN01278831U CN2524147Y (en) | 2001-12-20 | 2001-12-20 | Energy-saving refrigeration cycling devices |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN01278831U CN2524147Y (en) | 2001-12-20 | 2001-12-20 | Energy-saving refrigeration cycling devices |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2524147Y true CN2524147Y (en) | 2002-12-04 |
Family
ID=33682243
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN01278831U Expired - Fee Related CN2524147Y (en) | 2001-12-20 | 2001-12-20 | Energy-saving refrigeration cycling devices |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2524147Y (en) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2122276A1 (en) * | 2006-12-21 | 2009-11-25 | Carrier Corporation | Free-cooling limitation control for air conditioning systems |
WO2010094227A1 (en) * | 2009-02-19 | 2010-08-26 | 艾默生网络能源有限公司 | Air conditioner |
CN102322665A (en) * | 2011-08-30 | 2012-01-18 | 深圳市英维克科技有限公司 | Energy-saving air conditioning device |
CN102538100A (en) * | 2012-02-17 | 2012-07-04 | 合肥工业大学 | Heat pipe composite air conditioning unit for machine room and control method of heat pipe composite air conditioning unit |
CN102538101A (en) * | 2012-02-17 | 2012-07-04 | 合肥工业大学 | Heat pipe composite air conditioning unit for machine room and working mode of heat pipe composite air conditioning unit |
CN102538313A (en) * | 2012-01-19 | 2012-07-04 | 詹博瀚 | Intelligent refrigeration system |
CN103277880A (en) * | 2013-05-13 | 2013-09-04 | 艾默生网络能源有限公司 | Refrigeration control method, device and system of machine room |
CN104676796B (en) * | 2015-02-28 | 2018-08-31 | 广东美的暖通设备有限公司 | Air-conditioning system and its control method |
CN111111239A (en) * | 2020-01-15 | 2020-05-08 | 上海敏杰制药机械有限公司 | Energy-saving heat pump evaporation concentration automatic control system |
-
2001
- 2001-12-20 CN CN01278831U patent/CN2524147Y/en not_active Expired - Fee Related
Cited By (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2122276A1 (en) * | 2006-12-21 | 2009-11-25 | Carrier Corporation | Free-cooling limitation control for air conditioning systems |
EP2122276A4 (en) * | 2006-12-21 | 2014-02-26 | Carrier Corp | Free-cooling limitation control for air conditioning systems |
US8650898B2 (en) | 2009-02-19 | 2014-02-18 | Emerson Network Power Co., Ltd. | Air conditioner |
WO2010094227A1 (en) * | 2009-02-19 | 2010-08-26 | 艾默生网络能源有限公司 | Air conditioner |
CN101504222B (en) * | 2009-02-19 | 2011-07-27 | 艾默生网络能源有限公司 | Air conditioner |
EP2400242A1 (en) * | 2009-02-19 | 2011-12-28 | Emerson Network Power Co., Ltd | Air conditioner |
EP2400242A4 (en) * | 2009-02-19 | 2014-08-20 | Emerson Network Power Co Ltd | Air conditioner |
CN102322665A (en) * | 2011-08-30 | 2012-01-18 | 深圳市英维克科技有限公司 | Energy-saving air conditioning device |
CN102322665B (en) * | 2011-08-30 | 2013-10-30 | 深圳市英维克科技有限公司 | Energy-saving air conditioning device |
CN102538313A (en) * | 2012-01-19 | 2012-07-04 | 詹博瀚 | Intelligent refrigeration system |
CN102538100B (en) * | 2012-02-17 | 2014-01-15 | 合肥工业大学 | Heat pipe composite air conditioning unit for machine room and control method of heat pipe composite air conditioning unit |
CN102538101B (en) * | 2012-02-17 | 2014-01-15 | 合肥工业大学 | Heat pipe composite air conditioning unit for machine room and working mode of heat pipe composite air conditioning unit |
CN102538101A (en) * | 2012-02-17 | 2012-07-04 | 合肥工业大学 | Heat pipe composite air conditioning unit for machine room and working mode of heat pipe composite air conditioning unit |
CN102538100A (en) * | 2012-02-17 | 2012-07-04 | 合肥工业大学 | Heat pipe composite air conditioning unit for machine room and control method of heat pipe composite air conditioning unit |
CN103277880A (en) * | 2013-05-13 | 2013-09-04 | 艾默生网络能源有限公司 | Refrigeration control method, device and system of machine room |
CN104676796B (en) * | 2015-02-28 | 2018-08-31 | 广东美的暖通设备有限公司 | Air-conditioning system and its control method |
CN111111239A (en) * | 2020-01-15 | 2020-05-08 | 上海敏杰制药机械有限公司 | Energy-saving heat pump evaporation concentration automatic control system |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102165273B (en) | Turbo refrigeration machine and method for controlling the same | |
CN101520218B (en) | All-year cold supply chiller with natural cooling and cold-accumulation functions | |
CN101520219A (en) | All-year cold supply chiller with natural cooling function | |
CN1035883A (en) | The improvement of heating and cooling system | |
CN200968742Y (en) | Dual-purpose machine of hot-water air conditioner | |
CN2524147Y (en) | Energy-saving refrigeration cycling devices | |
CN113776219B (en) | Air source heat pump, air conditioner and control method suitable for severe cold area | |
CN100432551C (en) | Capacity-variable air conditioner | |
CN2665580Y (en) | Parallel connection heat pump conditioning unit | |
CN109990625B (en) | Intelligent control compact dry-wet combined evaporation type air cooler | |
CN203323266U (en) | Air-cooling direct-current variable-frequency magnetic-levitation water chilling unit with natural cold source | |
CN208620479U (en) | A kind of cold source module that indirect evaporating-cooling is combined with mechanical refrigeration | |
CN111059657A (en) | Refrigeration and ice-making air conditioning unit and control method | |
CN2828627Y (en) | Cooling-water return temp. regulating type dehumidifier | |
CN2546821Y (en) | Thermal pump type air conditioner set with automatic removing frost device | |
CN101046337A (en) | Central air conditioning system with two-pipe heat pump | |
CN211953310U (en) | Energy-saving refrigerating system | |
CN2716732Y (en) | Air-cooling screw heat pump water cooling and heating machine set | |
CN202973686U (en) | Throttling device of variable frequency air conditioner and air conditioner | |
CN2716716Y (en) | Air source heat pump capable of grouped defrosting for outdoor heat exchanger | |
CN111473542A (en) | Cold and heat adjusting system and method suitable for single air source heat pump unit | |
CN1888614A (en) | Energy-saving central air conditioner | |
CN219301118U (en) | Energy-saving air-cooled refrigerating unit | |
CN2833451Y (en) | Air conditioner device for refrigerating, heating and water heating | |
CN213514195U (en) | Outdoor frostless computer lab based on air dehumidification |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20021204 Termination date: 20100120 |