CN107707175B - 一种电驱压缩机的失电跨越控制系统和方法 - Google Patents
一种电驱压缩机的失电跨越控制系统和方法 Download PDFInfo
- Publication number
- CN107707175B CN107707175B CN201710812214.2A CN201710812214A CN107707175B CN 107707175 B CN107707175 B CN 107707175B CN 201710812214 A CN201710812214 A CN 201710812214A CN 107707175 B CN107707175 B CN 107707175B
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- Prior art keywords
- bus
- voltage
- frequency converter
- controller
- power loss
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- 238000000034 method Methods 0.000 title claims abstract description 29
- 230000005611 electricity Effects 0.000 title claims description 22
- 230000003139 buffering effect Effects 0.000 claims abstract description 12
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- 230000008569 process Effects 0.000 claims abstract description 11
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- 238000006243 chemical reaction Methods 0.000 claims description 4
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
- H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
- H02P27/06—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using DC to AC converters or inverters
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
- H02P29/02—Providing protection against overload without automatic interruption of supply
- H02P29/024—Detecting a fault condition, e.g. short circuit, locked rotor, open circuit or loss of load
- H02P29/025—Detecting a fault condition, e.g. short circuit, locked rotor, open circuit or loss of load the fault being a power interruption
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
- H02P29/02—Providing protection against overload without automatic interruption of supply
- H02P29/032—Preventing damage to the motor, e.g. setting individual current limits for different drive conditions
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Ac Motors In General (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710812214.2A CN107707175B (zh) | 2017-09-11 | 2017-09-11 | 一种电驱压缩机的失电跨越控制系统和方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710812214.2A CN107707175B (zh) | 2017-09-11 | 2017-09-11 | 一种电驱压缩机的失电跨越控制系统和方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107707175A CN107707175A (zh) | 2018-02-16 |
CN107707175B true CN107707175B (zh) | 2019-11-22 |
Family
ID=61172509
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201710812214.2A Active CN107707175B (zh) | 2017-09-11 | 2017-09-11 | 一种电驱压缩机的失电跨越控制系统和方法 |
Country Status (1)
Country | Link |
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CN (1) | CN107707175B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110865275A (zh) * | 2018-08-28 | 2020-03-06 | 盾安环境技术有限公司 | 母线故障状态的确定方法及装置 |
CN110752812A (zh) * | 2019-10-18 | 2020-02-04 | 重庆美的通用制冷设备有限公司 | 变频器的控制方法及变频器 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201163723Y (zh) * | 2008-03-04 | 2008-12-10 | 宝山钢铁股份有限公司 | 电源瞬停时维持变频器连续运行的装置 |
US9121913B2 (en) * | 2011-03-21 | 2015-09-01 | Deere & Company | System for detecting a failure associated with an inverter or associated machine |
CN102842887B (zh) * | 2011-06-20 | 2015-06-17 | 上海宝钢化工有限公司 | 一种用电设备抗晃电保护方法及其抗晃电保护装置 |
CN204696978U (zh) * | 2015-04-23 | 2015-10-07 | 山东创恒科技发展有限公司 | 一种变频器抗晃电装置 |
CN104767373A (zh) * | 2015-04-27 | 2015-07-08 | 海南汉地阳光石油化工有限公司 | 一种变频器低电压自启动控制的方法及系统 |
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2017
- 2017-09-11 CN CN201710812214.2A patent/CN107707175B/zh active Active
Also Published As
Publication number | Publication date |
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CN107707175A (zh) | 2018-02-16 |
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Effective date of registration: 20200907 Address after: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Co-patentee after: SINOPEC CHUANQI DONGSONG NATURAL GAS PIPELINE Co.,Ltd. Patentee after: China Petroleum & Chemical Corp. Address before: 430223 Hubei Wuhan City, Wuhan City, East Lake New Technology Development Zone Optics Valley Avenue No. 126 Sichuan Gas East pipeline project, the 1-5 layer of the Wuhan control center Patentee before: SINOPEC CHUANQI DONGSONG NATURAL GAS PIPELINE Co.,Ltd. |
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CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 100728 No. 22 North Main Street, Chaoyang District, Beijing, Chaoyangmen Patentee after: CHINA PETROLEUM & CHEMICAL Corp. Patentee after: Sichuan East Natural Gas Pipeline Co.,Ltd. Address before: 100728 No. 22 North Main Street, Chaoyang District, Beijing, Chaoyangmen Patentee before: CHINA PETROLEUM & CHEMICAL Corp. Patentee before: SINOPEC CHUANQI DONGSONG NATURAL GAS PIPELINE Co.,Ltd. |