CN103612039A - 一种基于交流信号的逆变电焊机输出电流检测电路及检测方法 - Google Patents
一种基于交流信号的逆变电焊机输出电流检测电路及检测方法 Download PDFInfo
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- CN103612039A CN103612039A CN201310611304.7A CN201310611304A CN103612039A CN 103612039 A CN103612039 A CN 103612039A CN 201310611304 A CN201310611304 A CN 201310611304A CN 103612039 A CN103612039 A CN 103612039A
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- voltage
- current
- signal
- triode
- resistance
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/0092—Arrangements for measuring currents or voltages or for indicating presence or sign thereof measuring current only
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Arc Welding Control (AREA)
- Measurement Of Current Or Voltage (AREA)
Abstract
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Claims (5)
Priority Applications (1)
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CN201310611304.7A CN103612039B (zh) | 2013-11-26 | 2013-11-26 | 一种基于交流信号的逆变电焊机输出电流检测电路及检测方法 |
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CN201310611304.7A CN103612039B (zh) | 2013-11-26 | 2013-11-26 | 一种基于交流信号的逆变电焊机输出电流检测电路及检测方法 |
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CN103612039A true CN103612039A (zh) | 2014-03-05 |
CN103612039B CN103612039B (zh) | 2017-01-11 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104502679A (zh) * | 2014-12-31 | 2015-04-08 | 广东易事特电源股份有限公司 | 双向电流检测电路 |
CN105954567A (zh) * | 2016-06-20 | 2016-09-21 | 山东百川电气科技有限公司 | 电流检测装置 |
CN110456232A (zh) * | 2019-09-02 | 2019-11-15 | 北京智芯微电子科技有限公司 | 故障指示器电池单独供电模式的低功耗电流检测电路 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02197295A (ja) * | 1989-01-23 | 1990-08-03 | Matsushita Electric Ind Co Ltd | インバータ装置の電流検出装置 |
JPH02211068A (ja) * | 1989-02-07 | 1990-08-22 | Matsushita Electric Ind Co Ltd | インバータ装置の電流検出方法 |
JP2002058254A (ja) * | 2000-08-08 | 2002-02-22 | Matsushita Electric Ind Co Ltd | 空気調和機の電流検出回路 |
US20030184326A1 (en) * | 2002-04-01 | 2003-10-02 | Nissan Motor Co., Ltd. | Semiconductor device equipped with current detection function |
US20050219880A1 (en) * | 2004-03-31 | 2005-10-06 | Sanyo Denki Co., Ltd. | Method for detecting output current of inverter and device therefor |
CN201773133U (zh) * | 2009-12-31 | 2011-03-23 | 杭州凯尔达电焊机有限公司 | 一种逆变电焊机输出电流检测装置 |
CN203566108U (zh) * | 2013-11-26 | 2014-04-30 | 上海通用重工集团有限公司 | 一种基于交流信号的逆变电焊机输出电流检测电路 |
-
2013
- 2013-11-26 CN CN201310611304.7A patent/CN103612039B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02197295A (ja) * | 1989-01-23 | 1990-08-03 | Matsushita Electric Ind Co Ltd | インバータ装置の電流検出装置 |
JPH02211068A (ja) * | 1989-02-07 | 1990-08-22 | Matsushita Electric Ind Co Ltd | インバータ装置の電流検出方法 |
JP2002058254A (ja) * | 2000-08-08 | 2002-02-22 | Matsushita Electric Ind Co Ltd | 空気調和機の電流検出回路 |
US20030184326A1 (en) * | 2002-04-01 | 2003-10-02 | Nissan Motor Co., Ltd. | Semiconductor device equipped with current detection function |
US20050219880A1 (en) * | 2004-03-31 | 2005-10-06 | Sanyo Denki Co., Ltd. | Method for detecting output current of inverter and device therefor |
CN201773133U (zh) * | 2009-12-31 | 2011-03-23 | 杭州凯尔达电焊机有限公司 | 一种逆变电焊机输出电流检测装置 |
CN203566108U (zh) * | 2013-11-26 | 2014-04-30 | 上海通用重工集团有限公司 | 一种基于交流信号的逆变电焊机输出电流检测电路 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104502679A (zh) * | 2014-12-31 | 2015-04-08 | 广东易事特电源股份有限公司 | 双向电流检测电路 |
CN104502679B (zh) * | 2014-12-31 | 2017-10-31 | 广东易事特电源股份有限公司 | 双向电流检测电路 |
CN105954567A (zh) * | 2016-06-20 | 2016-09-21 | 山东百川电气科技有限公司 | 电流检测装置 |
CN110456232A (zh) * | 2019-09-02 | 2019-11-15 | 北京智芯微电子科技有限公司 | 故障指示器电池单独供电模式的低功耗电流检测电路 |
CN110456232B (zh) * | 2019-09-02 | 2021-07-27 | 北京智芯微电子科技有限公司 | 故障指示器电池单独供电模式的低功耗电流检测电路 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A detection circuit and method for output current of inverter welding machine based on AC signal Effective date of registration: 20231026 Granted publication date: 20170111 Pledgee: Bank of Shanghai Co.,Ltd. Jing'an Sub branch Pledgor: SHANGHAI TAYOR WELDING MACHINE Co.,Ltd. Registration number: Y2023310000676 |
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Change date: 20240628 Registration number: Y2023310000676 Pledgor after: Shanghai General Electric Welding Machine Co., Ltd., Shanghai General Heavy Industry Group Co.,Ltd. Pledgor before: SHANGHAI TAYOR WELDING MACHINE Co.,Ltd. |
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PM01 | Change of the registration of the contract for pledge of patent right |