CN102353189B - Quick startup control method of air conditioner - Google Patents
Quick startup control method of air conditioner Download PDFInfo
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- CN102353189B CN102353189B CN2011102218286A CN201110221828A CN102353189B CN 102353189 B CN102353189 B CN 102353189B CN 2011102218286 A CN2011102218286 A CN 2011102218286A CN 201110221828 A CN201110221828 A CN 201110221828A CN 102353189 B CN102353189 B CN 102353189B
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- heat exchanger
- air
- conditioner
- air conditioner
- adjustable throttle
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Air Conditioning Control Device (AREA)
- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Abstract
The invention discloses a quick startup control method of an air conditioner. The air conditioner includes an air conditioner main body and a remote controller. The control method includes the following steps: 1) during a refrigeration operation, the air conditioner receiving a stop instruction sent by the remote controller and then entering into a standby state, the opening of an adjustable throttling member being a maximum value, high pressure refrigerant in an outdoor heat exchanger fast flowing to an indoor heat exchanger through the adjustable throttling member; 2) during a heating operation, the air conditioner receiving the stop instruction sent by the remote controller and then entering into the standby state, the opening of the adjustable throttling member being the maximum value, the high pressure refrigerant in the indoor heat exchanger fast flowing to the outdoor heat exchanger through the adjustable throttling member; and 3) the air conditioner receiving a starting instruction sent by the remote controller and restarting. An electronic expansion valve of the invention can balance a system pressure in 15 seconds, and compared with the pressure balancing time of about 3 minutes of the prior art, the time is greatly shortened, so that the air conditioner can be quickly restarted, the comfort of the air conditioner can be effectively improved and the service life of the air conditioner can be effectively prolonged.
Description
Technical field
What the present invention relates to a kind of air-conditioner restarts control method fast.
Background technology
Heat pump air conditioner is in running, and after having received halt instruction, Control Component directly carries out power down process to parts such as compressor and blower fans.Owing to having restricting element between outdoor heat exchanger and indoor heat exchanger, the pressure in outdoor heat exchanger and the pressure of indoor heat exchanger are difficult to be balanced at short notice.If start immediately because pressure is excessive, can cause the failure of the excessive or compressor start of starting current, can't guarantee the air-conditioner safe and reliable operation.At present, some manufacturers generally adopt the time-delay mode to solve the problems referred to above and process, and restarting after general the shutdown needs time-delay could start after 3 minutes.But still have the following disadvantages:
1, in the situation that capillary inner diameter is less or long, it is chronic that the system pressure balance needs, stand-by time often can be over 3 minutes, start compressor in such situation, still the situation that starting current is large or compressor start is failed may appear, to having a negative impact in dependability and service life of air-conditioner;
2, air-conditioner can not be realized quick startup, and the user is much more careless by on ﹠ off switches, must wait for 3 minutes after air-conditioner could start, make troubles to the user.
Summary of the invention
Purpose of the present invention aim to provide a kind of simple and reasonable, restart fast, the quick startup control method of with low cost and safe and reliable air-conditioner, to overcome weak point of the prior art.
Press the quick startup control method of a kind of air-conditioner of this purpose design, comprise air conditioner main body and remote controller thereof, air conditioner main body is assembled by compressor, outdoor heat exchanger, indoor heat exchanger and cross valve, cross valve is connected with outdoor heat exchanger and indoor heat exchanger respectively, be provided with the adjustable throttle parts between described outdoor heat exchanger and indoor heat exchanger, described adjustable throttle parts are connected with the controller that receives remote command, send instruction to controller by remote controller, thereby control the duty of described adjustable throttle parts; Wherein, described adjustable throttle parts and outdoor heat exchanger and indoor heat exchanger are for being connected in series, and the aperture of the described adjustable throttle parts after shutdown is maximum;
Described adjustable throttle parts are electric expansion valve, heating power expansion valve or silicon valve;
Its control method comprises the following steps:
When 1) air-conditioner is refrigerating operaton, air-conditioner enters holding state after receiving the halt instruction that remote controller sends, the aperture of adjustable throttle parts is maximum, and the high pressure refrigerant in outdoor heat exchanger can pass through the adjustable throttle parts fast to the indoor heat exchanger diffluence;
When 2) air-conditioner is heating operation, air-conditioner enters holding state after receiving the halt instruction that remote controller sends, the aperture of adjustable throttle parts is maximum, and the high pressure refrigerant in indoor heat exchanger can pass through the adjustable throttle parts fast to the outdoor heat exchanger diffluence;
3) after air-conditioner received the start-up command that remote controller sends, air-conditioner was started shooting again.
The shortest stand-by time of described air-conditioner is T second, and its span is 10≤T≤30.
The shortest stand-by time of described air-conditioner is 15 seconds.
Set up electric expansion valve between outdoor heat exchanger of the present invention and indoor heat exchanger, after namely shutting down, electric expansion valve can be at 15 seconds inner equilibrium system pressures, approximately need the pressure balance time of 3 minutes to compare with existing common air-conditioning, time shortens dramatically, thereby air-conditioner can be restarted fast, effectively improve air-conditioner comfortableness and service life; Simultaneously it has simple and reasonable, long service life, with low cost and be convenient to the characteristics of processing, allows the startup of compression machine be more prone to.
Description of drawings
Fig. 1 is the operation principle schematic diagram of one embodiment of the invention.
In figure: 1 is cross valve, and 2 is outdoor heat exchanger, and 3 is the adjustable throttle parts, and 4 is indoor heat exchanger, and 5 is compressor.
The specific embodiment
The invention will be further described below in conjunction with drawings and Examples.
Referring to Fig. 1, this air-conditioner comprises air conditioner main body and remote controller thereof, and air conditioner main body is assembled by compressor 5, outdoor heat exchanger 2, indoor heat exchanger 4 and cross valve 1.Cross valve 1 is used for switching the flow direction of refrigerant, and outdoor heat exchanger 2 and indoor heat exchanger 4 are by the selective compressor 5 that is communicated with of cross valve 1.Be provided with adjustable throttle parts 3 between outdoor heat exchanger 2 and indoor heat exchanger 4; adjustable throttle parts 3 are electric expansion valve; if adopt common capillary; pressure balance needs the long period; adopt choke valve; the rear electronic throttle valve opening of shutdown is motionless or be reset to minimum, and pressure balance needs the long period equally, so preferentially selects electric expansion valve in the present embodiment.Electric expansion valve and outdoor heat exchanger 2 and indoor heat exchanger 4 are for being connected in series, and its purpose is: allow the pressure of pressure in outdoor heat exchanger 2 and indoor heat exchanger 4 can Fast-Balance, thereby realize the quick startup of air-conditioner.The adjustable throttle parts are electric expansion valve, heating power expansion valve or silicon valve, and electric expansion valve is connected with the controller that receives remote command, sends instruction to controller by remote controller, thereby control the duty of electric expansion valve.
The aperture of the electric expansion valve after shutdown is maximum, realizes reducing pressure by regulating flow.
The quick startup control method of air-conditioner comprises the following steps:
When air-conditioner is refrigerating operaton; air-conditioner enters holding state after receiving the halt instruction that remote controller sends; the aperture of electric expansion valve is adjusted to maximum automatically; high pressure refrigerant in outdoor heat exchanger 2 can be fast by electric expansion valve to indoor heat exchanger 4 diffluences, allow the pressure of pressure in outdoor heat exchanger 2 and indoor heat exchanger 4 can Fast-Balance.
When air-conditioner is heating operation; air-conditioner enters holding state after receiving the halt instruction that remote controller sends; the aperture of electric expansion valve is adjusted to maximum automatically; high pressure refrigerant in indoor heat exchanger 4 can be fast by electric expansion valve to outdoor heat exchanger 2 diffluences, allow the pressure of pressure in outdoor heat exchanger 2 and indoor heat exchanger 4 can Fast-Balance.
After air-conditioner received the start-up command that remote controller sends, air-conditioner was started shooting again.In this enforcement, the shortest stand-by time of air-conditioner is T second, and its span is 10≤T≤30, learns that through experiment and calculating the shortest stand-by time of this air-conditioner is 15 seconds.After namely shutting down; electric expansion valve can be compared with the existing common air-conditioning pressure balance time of about 3 minutes at 15 seconds inner equilibrium system pressures, shortens the stand-by period; thereby air-conditioner can be restarted fast, effectively improve air-conditioner comfortableness and service life.
Claims (3)
1. the quick startup control method of an air-conditioner, comprise air conditioner main body and remote controller thereof, air conditioner main body is by compressor (5), outdoor heat exchanger (2), indoor heat exchanger (4) and cross valve (1) are assembled, cross valve (1) is connected with outdoor heat exchanger (2) and indoor heat exchanger (4) respectively, be provided with adjustable throttle parts (3) between described outdoor heat exchanger (2) and indoor heat exchanger (4), described adjustable throttle parts (3) are connected with the controller that receives remote command, send instruction to controller by remote controller, thereby control the duty of described adjustable throttle parts (3), wherein, described adjustable throttle parts (3) and outdoor heat exchanger (2) and indoor heat exchanger (4) are for being connected in series, and the aperture of the described adjustable throttle parts (3) after shutdown is maximum,
Described adjustable throttle parts (3) are electric expansion valve, heating power expansion valve or silicon valve;
It is characterized in that its control method comprises the following steps:
When 1) air-conditioner is refrigerating operaton, air-conditioner enters holding state after receiving the halt instruction that remote controller sends, the aperture of adjustable throttle parts (3) is maximum, and the high pressure refrigerant in outdoor heat exchanger (2) can pass through adjustable throttle parts (3) fast to indoor heat exchanger (4) diffluence;
When 2) air-conditioner is heating operation, air-conditioner enters holding state after receiving the halt instruction that remote controller sends, the aperture of adjustable throttle parts (3) is maximum, and the high pressure refrigerant in indoor heat exchanger (4) can pass through adjustable throttle parts (3) fast to outdoor heat exchanger (2) diffluence;
3) after air-conditioner received the start-up command that remote controller sends, air-conditioner was started shooting again.
2. the quick startup control method of air-conditioner according to claim 1, the shortest stand-by time that it is characterized in that described air-conditioner is T second, its span is 10≤T≤30.
3. the quick startup control method of air-conditioner according to claim 2, the shortest stand-by time that it is characterized in that described air-conditioner is 15 seconds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102218286A CN102353189B (en) | 2011-08-04 | 2011-08-04 | Quick startup control method of air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102218286A CN102353189B (en) | 2011-08-04 | 2011-08-04 | Quick startup control method of air conditioner |
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| Publication Number | Publication Date |
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| CN102353189A CN102353189A (en) | 2012-02-15 |
| CN102353189B true CN102353189B (en) | 2013-11-06 |
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| CN2011102218286A Active CN102353189B (en) | 2011-08-04 | 2011-08-04 | Quick startup control method of air conditioner |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104422061B (en) * | 2013-08-21 | 2017-05-10 | 广东美的制冷设备有限公司 | Air conditioner and quick start method thereof |
| CN104197465A (en) * | 2014-08-06 | 2014-12-10 | 芜湖美智空调设备有限公司 | Control method of electronic expansion valve of air conditioner |
| CN105627515B (en) * | 2016-01-11 | 2018-12-11 | 海信（山东）空调有限公司 | A kind of air conditioning control method, device and air-conditioning |
| CN106288237B (en) * | 2016-10-10 | 2019-04-23 | 芜湖美智空调设备有限公司 | A kind of halt control method of air conditioner, control device and air conditioner |
| CN108278725A (en) * | 2018-01-22 | 2018-07-13 | 南京天加环境科技有限公司 | A kind of method that multi-line system realizes system balancing |
| CN109282433A (en) * | 2018-09-11 | 2019-01-29 | 广东美的暖通设备有限公司 | Air conditioner and its control method and control device |
| CN111854203B (en) * | 2019-04-28 | 2022-01-25 | 青岛海尔智能技术研发有限公司 | Refrigerator equipment, refrigerating system and control method of refrigerating system |
| CN112503713B (en) * | 2020-12-02 | 2021-11-16 | 珠海格力电器股份有限公司 | Starting method and device of air conditioner |
| CN112923521A (en) * | 2021-02-05 | 2021-06-08 | 海信（山东）空调有限公司 | Air conditioner and control method |
| CN115993016A (en) * | 2022-12-02 | 2023-04-21 | 珠海格力电器股份有限公司 | Air conditioning system, air conditioning unit and control method |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS6262147A (en) * | 1985-09-12 | 1987-03-18 | Sharp Corp | Air conditioner control device |
| KR100889823B1 (en) * | 2003-09-04 | 2009-03-20 | 삼성전자주식회사 | Compressor controller, air conditioner and control method |
| CN101619906A (en) * | 2009-07-28 | 2010-01-06 | 广东志高空调有限公司 | Air-conditioning system and method for restarting air conditioner |
| CN201662217U (en) * | 2009-11-25 | 2010-12-01 | 任永斌 | Quick-heating air-source water heater |
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Owner name: MIDEA GROUP CO., LTD. Free format text: FORMER OWNER: MEIDI ELECTRIC APPLIANCES CO., LTD., GUANGDONG Effective date: 20131210 |
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Effective date of registration: 20131210 Address after: 528311 Guangdong, Foshan, Beijiao, the United States, the United States and the United States on the avenue of the United States, the headquarters of the United States building B floor, District, 26-28 Patentee after: Midea Group Co., Ltd. Address before: 528311 Beijiao, Foshan, Shunde District, the town of Guangdong, the United States Avenue, No. 6 Patentee before: Meidi Electric Appliances Co., Ltd., Guangdong |