CN101819223B - 三相四线电路的电压、电流采样电路及电压、电流采样方法 - Google Patents
三相四线电路的电压、电流采样电路及电压、电流采样方法 Download PDFInfo
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Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102662095A (zh) * | 2012-05-07 | 2012-09-12 | 无锡智卓电气有限公司 | 三相电压采样电路 |
CN102680766A (zh) * | 2012-05-07 | 2012-09-19 | 无锡智卓电气有限公司 | 用于控制保护开关的三相电压采样电路 |
CN103516225A (zh) * | 2013-09-25 | 2014-01-15 | 无锡阿比利德电力科技有限公司 | 三相电流切换开关 |
CN104113106B (zh) * | 2014-06-13 | 2016-08-24 | 江苏科技大学 | 一种离网状态下便携式光伏锂电池充电装置 |
CN105301351A (zh) * | 2015-12-04 | 2016-02-03 | 中国电力科学研究院 | 一种用电信息采集系统模组化终端的电源交采模块 |
CN107340420B (zh) * | 2017-07-19 | 2023-11-28 | 广东美的暖通设备有限公司 | 三相电压检测电路和空调器 |
CN111323641A (zh) * | 2020-03-10 | 2020-06-23 | 南京日新科技有限公司 | 一种电流电压采样电路 |
Citations (3)
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CN2689236Y (zh) * | 2004-04-12 | 2005-03-30 | 吴沛峰 | 三相四线电子式有无功组合电能表 |
CN2750324Y (zh) * | 2004-11-23 | 2006-01-04 | 桐乡市永泰隆电子有限公司 | 三相四线电能表 |
CN201043982Y (zh) * | 2007-06-11 | 2008-04-02 | 四川启明星蜀达电气有限公司 | 三相三线、三相四线兼容式电能表 |
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JP4300571B2 (ja) * | 2003-07-30 | 2009-07-22 | 株式会社安川電機 | 3相コンバータの電源欠相検出方法 |
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CN2689236Y (zh) * | 2004-04-12 | 2005-03-30 | 吴沛峰 | 三相四线电子式有无功组合电能表 |
CN2750324Y (zh) * | 2004-11-23 | 2006-01-04 | 桐乡市永泰隆电子有限公司 | 三相四线电能表 |
CN201043982Y (zh) * | 2007-06-11 | 2008-04-02 | 四川启明星蜀达电气有限公司 | 三相三线、三相四线兼容式电能表 |
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Address after: 211131, Tangshan District, Jiangsu City, Jiangning province Tangshan industrial concentration zone, two road seven weft road junction of Nanjing Patentee after: NANJING APAITEK TECHNOLOGY CO., LTD. Address before: 211131, Tangshan District, Jiangsu City, Jiangning province Tangshan industrial concentration zone, two road seven weft road junction of Nanjing Patentee before: Yapai Science & Technology Industry Co., Ltd., Nanjing |
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Denomination of invention: Voltage and current sampling circuit and voltage and current sampling method in three-phase four-wire circuit Effective date of registration: 20181115 Granted publication date: 20130130 Pledgee: Bank of China Limited by Share Ltd Nanjing Pukou sub branch Pledgor: NANJING APAITEK TECHNOLOGY CO., LTD. Registration number: 2018320000303 |
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