CN107807273A - 一种过零点检测电路 - Google Patents
一种过零点检测电路 Download PDFInfo
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- CN107807273A CN107807273A CN201711211731.0A CN201711211731A CN107807273A CN 107807273 A CN107807273 A CN 107807273A CN 201711211731 A CN201711211731 A CN 201711211731A CN 107807273 A CN107807273 A CN 107807273A
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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
- G01R19/175—Indicating the instants of passage of current or voltage through a given value, e.g. passage through zero
Abstract
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Claims (10)
Priority Applications (1)
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CN201711211731.0A CN107807273A (zh) | 2017-11-28 | 2017-11-28 | 一种过零点检测电路 |
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CN201711211731.0A CN107807273A (zh) | 2017-11-28 | 2017-11-28 | 一种过零点检测电路 |
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CN107807273A true CN107807273A (zh) | 2018-03-16 |
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CN201711211731.0A Pending CN107807273A (zh) | 2017-11-28 | 2017-11-28 | 一种过零点检测电路 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112540219A (zh) * | 2020-11-13 | 2021-03-23 | 珠海格力电器股份有限公司 | 过零检测电路及控制电路 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4584580A (en) * | 1982-03-29 | 1986-04-22 | Kabushiki Kaisha Koden Seisakusho | Apparatus for rejecting jamming waves |
CN102128972A (zh) * | 2011-01-12 | 2011-07-20 | 重庆市电力公司城区供电局 | 宽频积分式电网瞬变电压监测传感器装置 |
CN202600040U (zh) * | 2012-05-29 | 2012-12-12 | 长沙奥托自动化技术有限公司 | 精简型交流电流过零点检测及幅值采样装置 |
CN103197130A (zh) * | 2013-04-25 | 2013-07-10 | 国家电网公司 | 一种电网电压过零点检测方法及装置 |
JP3185034U (ja) * | 2013-02-04 | 2013-07-25 | 弘▲ぎょう▼科技有限公司 | インターネット信号カップリングと電磁干渉を防止できる回路 |
CN204559381U (zh) * | 2015-03-30 | 2015-08-12 | 广东美的制冷设备有限公司 | 具有电磁干扰抑制功能的滤波电路、开关电源及家用电器 |
CN204989386U (zh) * | 2015-08-07 | 2016-01-20 | 北京北广科技股份有限公司 | 多路供电系统的检测电路 |
CN207502598U (zh) * | 2017-11-28 | 2018-06-15 | 韩璐 | 一种过零点检测电路 |
-
2017
- 2017-11-28 CN CN201711211731.0A patent/CN107807273A/zh active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4584580A (en) * | 1982-03-29 | 1986-04-22 | Kabushiki Kaisha Koden Seisakusho | Apparatus for rejecting jamming waves |
CN102128972A (zh) * | 2011-01-12 | 2011-07-20 | 重庆市电力公司城区供电局 | 宽频积分式电网瞬变电压监测传感器装置 |
CN202600040U (zh) * | 2012-05-29 | 2012-12-12 | 长沙奥托自动化技术有限公司 | 精简型交流电流过零点检测及幅值采样装置 |
JP3185034U (ja) * | 2013-02-04 | 2013-07-25 | 弘▲ぎょう▼科技有限公司 | インターネット信号カップリングと電磁干渉を防止できる回路 |
CN103197130A (zh) * | 2013-04-25 | 2013-07-10 | 国家电网公司 | 一种电网电压过零点检测方法及装置 |
CN204559381U (zh) * | 2015-03-30 | 2015-08-12 | 广东美的制冷设备有限公司 | 具有电磁干扰抑制功能的滤波电路、开关电源及家用电器 |
CN204989386U (zh) * | 2015-08-07 | 2016-01-20 | 北京北广科技股份有限公司 | 多路供电系统的检测电路 |
CN207502598U (zh) * | 2017-11-28 | 2018-06-15 | 韩璐 | 一种过零点检测电路 |
Non-Patent Citations (1)
Title |
---|
山西省农业机械化学校: "电子电路", 农业出版社, pages: 165 - 167 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112540219A (zh) * | 2020-11-13 | 2021-03-23 | 珠海格力电器股份有限公司 | 过零检测电路及控制电路 |
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CB03 | Change of inventor or designer information |
Inventor after: Yan Honghua Inventor after: Han Lu Inventor after: Guo Guangji Inventor after: Cao Jianmei Inventor after: Jiang Tongjun Inventor before: Han Lu Inventor before: Yan Honghua Inventor before: Guo Guangji Inventor before: Cao Jianmei Inventor before: Jiang Tongjun |
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CB03 | Change of inventor or designer information | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20201230 Address after: Room 104, phase 1, Jinan international innovative design Industrial Park, Wanshou Road, Shizhong District, Jinan City, Shandong Province Applicant after: SHANDONG GUORUI ELECTRIC POWER TECHNOLOGY Co.,Ltd. Applicant after: Han Lu Applicant after: STATE GRID SHANDONG ELECTRIC POWER COMPANY, SHOUGUANG POWER SUPPLY Co. Applicant after: STATE GRID OF CHINA TECHNOLOGY College Address before: 266700 Pingdu No.9 middle school, Qingdao City, Shandong Province Applicant before: Han Lu Applicant before: Yan Honghua Applicant before: STATE GRID SHANDONG ELECTRIC POWER COMPANY, SHOUGUANG POWER SUPPLY Co. Applicant before: STATE GRID OF CHINA TECHNOLOGY College |
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TA01 | Transfer of patent application right |