CN105737270A - Low-pressure control and energy adjusting device for air conditioner - Google Patents
Low-pressure control and energy adjusting device for air conditioner Download PDFInfo
- Publication number
- CN105737270A CN105737270A CN201610111458.3A CN201610111458A CN105737270A CN 105737270 A CN105737270 A CN 105737270A CN 201610111458 A CN201610111458 A CN 201610111458A CN 105737270 A CN105737270 A CN 105737270A
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- China
- Prior art keywords
- electromagnetic valve
- steam jet
- jet chamber
- compressor
- threeway
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- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
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- 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
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- 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
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a low-pressure control and energy adjusting device for an air conditioner. The low-pressure control and energy adjusting device comprises an outdoor unit, a liquid storage device, a drying filter, a liquid viewing mirror, an evaporator, a heating strip, a compressor and a safety valve, wherein the liquid storage device, the drying filter, the liquid viewing mirror, the evaporator, the heating strip, the compressor and the safety valve are sequentially connected with the outdoor unit. The evaporator is connected with an evaporation draught fan. The safety valve is then connected with the outdoor unit. A hot air bypass device is installed between the liquid viewing mirror and the safety valve. The hot air bypass device comprises a tee joint, an electromagnetic valve A and a hot air jetting room A. The hot air jetting room A is connected with the liquid viewing mirror and the evaporator. The tee joint is connected with the electromagnetic valve A, the safety valve and the compressor, and the electromagnetic valve A is arranged between the hot air jetting room A and the tee joint. The energy output of the device is adjusted according to changes of loads of a machine room, and the requirements for temperature, humidity and air outlet conditions of the data center machine room are met; and meanwhile the air conditioner of the machine room has higher reliability and can normally run under extreme conditions.
Description
Technical field
The invention belongs to air-conditioning technical field, particularly relate to a kind of idle call low voltage control and energy conditioner.
Background technology
Along with the high speed development of data center, the pith that air conditioner in machine room controls as data center environment, its safety, reliability, stability are increasingly taken seriously.
The defects such as dangerous, unstable, the poor reliability of existing air conditioner in machine room are mainly reflected in the following aspects:
1, the data center machine room demand to constant temperature humidity, air conditioner in machine room can not regulate energy output in time, it is impossible to keeps the humiture that data center machine room is stable.
2, data center machine room whole day runs without interruption for 24 hours, and air conditioner in machine room can not realize long-term uninterrupted operation and poor reliability, it is easy to breaks down.
3, there is the situation of condensation in the appliance device such as the server of data center machine room, and the requirement of humiture of therefore air conditioner in machine room being blown is not strict.
4, the reliability of air conditioner in machine room is not high, it is impossible under extreme conditions properly functioning.
Summary of the invention
It is an object of the invention to provide a kind of idle call low voltage control and energy conditioner, this device regulates the energy output of self according to the change of machine room load, meets the requirement of the temperature of data center machine room, humidity and air-out condition；Air conditioner in machine room has higher reliability simultaneously, it is possible under extreme conditions properly functioning.
The present invention realizes its goal of the invention, be the technical scheme is that
A kind of idle call low voltage control and energy conditioner, wherein: include off-premises station, the reservoir that is sequentially connected with described off-premises station, device for drying and filtering, liquid-sighting glass, vaporizer, heating tape, compressor, relief valve, described vaporizer is connected to evaporation fan, and described relief valve is connected with described off-premises station again；Hot-gas bypass device is installed between described liquid-sighting glass and described relief valve, described hot-gas bypass device includes threeway, electromagnetic valve A, steam jet chamber A, described steam jet chamber A is connected with described liquid-sighting glass, described vaporizer respectively, described threeway is connected with described electromagnetic valve A, described relief valve, described compressor respectively, and described electromagnetic valve A is located between described steam jet chamber A and described threeway.
So, reduce the heat exchange efficiency of vaporizer, reduce unit refrigerating capacity, improve evaporator pipeline flow velocity simultaneously, promote the mobility of vaporizer refrigeration oil.
Further, above-mentioned hot-gas bypass device also includes electromagnetic valve B, steam jet chamber B, and described electromagnetic valve B is connected with described steam jet chamber B, and described electromagnetic valve B is connected with described threeway, and described steam jet chamber B is connected with described vaporizer, described heating tape respectively.
Further, in order to improve pressure of inspiration(Pi) better, protecting compressor, above-mentioned steam jet chamber B is connected to inspiratory pressure sensor, and described inspiratory pressure sensor is located between described steam jet chamber B and described heating tape.
Further, above-mentioned electromagnetic valve B and described electromagnetic valve A is connected to the same connection mouth of threeway.
Compared with prior art, the invention has the beneficial effects as follows:
(1) present invention expands the range of operation of air conditioner in machine room, even if ambient temperature is very low, by the unlatching of bypass solenoid valve B, compressor does not have low-voltage variation.
(2) present invention is at opens solenoid valve A, the capacity of scalable unit, eliminates single screw compressor unit and can not carry out the impact of energy adjustment.
(3) opens solenoid valve A of the present invention, can suitably regulate the humidity of machine room, it is ensured that calculator room equipment properly functioning.
(4) present invention can improve vaporizer refrigerant flow rate, the Rapid Circulation flowing of accelerating system brilliantine, increases the compressor operating life-span, promotes the reliability of unit.
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention.
In above-mentioned accompanying drawing, the component names that accompanying drawing labelling is corresponding is as follows:
1-off-premises station, 2-reservoir, 3-device for drying and filtering, 4-liquid-sighting glass, 5-vaporizer, 6-heating tape, 7-compressor, 8-relief valve, 9-evaporation fan, 10-threeway, 11-electromagnetic valve A, 12-steam jet chamber A, 13-electromagnetic valve B, 14-steam jet chamber B, 15-inspiratory pressure sensor.
Detailed description of the invention
Embodiment
Fig. 1 illustrates, a kind of detailed description of the invention of this example is:
A kind of idle call low voltage control and energy conditioner, including off-premises station 1, the reservoir 2 that is sequentially connected with described off-premises station 1, device for drying and filtering 3, liquid-sighting glass 4, vaporizer 5, heating tape 6, compressor 7, relief valve 8, described vaporizer 5 is connected to evaporation fan 9, and described relief valve 8 is connected with described off-premises station 1 again；Between described liquid-sighting glass 4 and described relief valve 8, hot-gas bypass device is installed, described hot-gas bypass device includes threeway 10, electromagnetic valve A11, steam jet chamber A12, described steam jet chamber A12 is connected with described liquid-sighting glass 4, described vaporizer 5 respectively, described threeway 10 is connected with described electromagnetic valve A11, described relief valve 8, described compressor 7 respectively, and described electromagnetic valve A11 is located between described steam jet chamber A12 and described threeway 10.
This example hot-gas bypass device also includes electromagnetic valve B13, steam jet chamber B14, described electromagnetic valve B13 is connected with described steam jet chamber B14, described electromagnetic valve B13 is connected with described threeway 10, and described steam jet chamber B14 is connected with described vaporizer 5, described heating tape 6 respectively；Electromagnetic valve B13 and described electromagnetic valve A11 is connected to the same connection mouth of threeway 10.
And, steam jet chamber B14 is connected to three inspiratory pressure sensors 15, and described inspiratory pressure sensor 15 is located between described steam jet chamber B14 and described heating tape 6.
Operation principle and the process of this example be:
(1) when system is properly functioning, electromagnetic valve A/B is closed, and keeps the running status the same with common air-conditioning；Pressing force threshold point P1, P2(P1 > P2, parameter is determined in debugging), critical temperature T1.
(2) as return air temperature T≤T1, and pressure of inspiration(Pi) P >=P1, electromagnetic valve A unlatching is met, reduce the heat exchange efficiency of vaporizer, reduce unit refrigerating capacity, improve evaporator pipeline flow velocity simultaneously, promote the mobility of vaporizer refrigeration oil, as T > T1, close electromagnetic valve A.
(3) as P < P2, electromagnetic valve B opens, and electromagnetic valve A keeps original state, improves pressure of inspiration(Pi), protects compressor, as P >=P2, closes electromagnetic valve B.
Above-described embodiment is the present invention preferably embodiment; but embodiments of the present invention are also not restricted to the described embodiments; other any without departing from the change made under principles of the invention, modification, replacement, combination, simplification; all should be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (4)
1. an idle call low voltage control and energy conditioner, it is characterized in that, including off-premises station, the reservoir that is sequentially connected with described off-premises station, device for drying and filtering, liquid-sighting glass, vaporizer, heating tape, compressor, relief valve, described vaporizer is connected to evaporation fan, and described relief valve is connected with described off-premises station again；Hot-gas bypass device is installed between described liquid-sighting glass and described relief valve, described hot-gas bypass device includes threeway, electromagnetic valve A, steam jet chamber A, described steam jet chamber A is connected with described liquid-sighting glass, described vaporizer respectively, described threeway is connected with described electromagnetic valve A, described relief valve, described compressor respectively, and described electromagnetic valve A is located between described steam jet chamber A and described threeway.
2. a kind of idle call low voltage control according to claim 1 and energy conditioner, it is characterized in that, described hot-gas bypass device also includes electromagnetic valve B, steam jet chamber B, described electromagnetic valve B is connected with described steam jet chamber B, described electromagnetic valve B is connected with described threeway, and described steam jet chamber B is connected with described vaporizer, described heating tape respectively.
3. a kind of idle call low voltage control according to claim 2 and energy conditioner, it is characterised in that described steam jet chamber B is connected to inspiratory pressure sensor, and described inspiratory pressure sensor is located between described steam jet chamber B and described heating tape.
4. a kind of idle call low voltage control according to Claims 2 or 3 and energy conditioner, it is characterised in that described electromagnetic valve B and described electromagnetic valve A is connected to the same connection mouth of threeway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610111458.3A CN105737270A (en) | 2016-02-29 | 2016-02-29 | Low-pressure control and energy adjusting device for air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610111458.3A CN105737270A (en) | 2016-02-29 | 2016-02-29 | Low-pressure control and energy adjusting device for air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105737270A true CN105737270A (en) | 2016-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610111458.3A Pending CN105737270A (en) | 2016-02-29 | 2016-02-29 | Low-pressure control and energy adjusting device for air conditioner |
Country Status (1)
| Country | Link |
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| CN (1) | CN105737270A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106595158A (en) * | 2016-12-22 | 2017-04-26 | 重庆美的通用制冷设备有限公司 | Low-pressure control method, system and air conditioner for unit refrigeration system |
| CN107101341A (en) * | 2017-05-25 | 2017-08-29 | 深圳沃海森科技有限公司 | Idle call low voltage control and energy conditioner |
| CN109373508A (en) * | 2018-09-06 | 2019-02-22 | 邹锋高 | A kind of critical pressure control energy saving apparatus for special air-conditioning refrigeration system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201476392U (en) * | 2009-09-03 | 2010-05-19 | 中国电子科技集团公司第十四研究所 | Self-adaptation refrigerating capacity liquid cooling source system |
| CN202630539U (en) * | 2012-05-31 | 2012-12-26 | 宁波松鹰汽车部件有限公司 | Heating power expansion valve for vibration attenuation and noise elimination |
| CN202734366U (en) * | 2012-07-05 | 2013-02-13 | 泰豪科技股份有限公司 | Air conditioning unit running at low load |
| CN104896821A (en) * | 2015-05-19 | 2015-09-09 | 合肥天鹅制冷科技有限公司 | Refrigerating system energy adjusting device |
| CN204693906U (en) * | 2015-05-13 | 2015-10-07 | 四川依米康环境科技股份有限公司 | A kind of room system that can solve air conditioner in machine room fluid reservoir consumption degree of supercooling |
-
2016
- 2016-02-29 CN CN201610111458.3A patent/CN105737270A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201476392U (en) * | 2009-09-03 | 2010-05-19 | 中国电子科技集团公司第十四研究所 | Self-adaptation refrigerating capacity liquid cooling source system |
| CN202630539U (en) * | 2012-05-31 | 2012-12-26 | 宁波松鹰汽车部件有限公司 | Heating power expansion valve for vibration attenuation and noise elimination |
| CN202734366U (en) * | 2012-07-05 | 2013-02-13 | 泰豪科技股份有限公司 | Air conditioning unit running at low load |
| CN204693906U (en) * | 2015-05-13 | 2015-10-07 | 四川依米康环境科技股份有限公司 | A kind of room system that can solve air conditioner in machine room fluid reservoir consumption degree of supercooling |
| CN104896821A (en) * | 2015-05-19 | 2015-09-09 | 合肥天鹅制冷科技有限公司 | Refrigerating system energy adjusting device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106595158A (en) * | 2016-12-22 | 2017-04-26 | 重庆美的通用制冷设备有限公司 | Low-pressure control method, system and air conditioner for unit refrigeration system |
| CN107101341A (en) * | 2017-05-25 | 2017-08-29 | 深圳沃海森科技有限公司 | Idle call low voltage control and energy conditioner |
| CN109373508A (en) * | 2018-09-06 | 2019-02-22 | 邹锋高 | A kind of critical pressure control energy saving apparatus for special air-conditioning refrigeration system |
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Address after: 610000 No. two, two South Road, Keyuan garden, Chengdu hi tech Zone, Sichuan Applicant after: ISCO Technology Group Limited by Share Ltd Address before: 610000 No. two, two South Road, Keyuan garden, Chengdu hi tech Zone, Sichuan Applicant before: Sichuan Yimikang Environment Technology Co., Ltd. |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160706 |
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| WD01 | Invention patent application deemed withdrawn after publication |