CN104267254B - 一种正弦电路无功功率检测方法 - Google Patents
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CN106093564B (zh) * | 2016-07-27 | 2019-04-02 | 深圳市康必达控制技术有限公司 | 一种基于云服务的智能电能表 |
CN108306307A (zh) * | 2017-12-29 | 2018-07-20 | 河南北瑞电子科技有限公司 | 一种无功补偿装置 |
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DE19949997A1 (de) * | 1999-10-15 | 2001-06-07 | Inst Solare Energieversorgungstechnik Iset | Verfahren und Vorrichtung zur Bestimmung charakteristischer Grösse aus einem zeitlich periodischen Signal |
CN1800864A (zh) * | 2006-01-19 | 2006-07-12 | 清华大学 | 一种基于数字滤波的无功功率测量方法及其系统 |
CN102171577A (zh) * | 2008-10-03 | 2011-08-31 | 美国亚德诺半导体公司 | 用于测量无功功率的系统和方法 |
CN202133712U (zh) * | 2011-07-08 | 2012-02-01 | 青岛智腾微电子有限公司 | 一种峰值检波电路 |
TW201241445A (en) * | 2011-04-08 | 2012-10-16 | Acbel Polytech Inc | Power detection method for primary-side circuit of power supply and the power detection circuit |
CN102928660A (zh) * | 2012-07-16 | 2013-02-13 | 珠海中慧微电子有限公司 | 基于fir数字滤波器的无功功率测量方法 |
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JP5489238B2 (ja) * | 2011-01-25 | 2014-05-14 | Necシステムテクノロジー株式会社 | 電力計測装置、電力計測方法およびプログラム |
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Patent Citations (6)
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DE19949997A1 (de) * | 1999-10-15 | 2001-06-07 | Inst Solare Energieversorgungstechnik Iset | Verfahren und Vorrichtung zur Bestimmung charakteristischer Grösse aus einem zeitlich periodischen Signal |
CN1800864A (zh) * | 2006-01-19 | 2006-07-12 | 清华大学 | 一种基于数字滤波的无功功率测量方法及其系统 |
CN102171577A (zh) * | 2008-10-03 | 2011-08-31 | 美国亚德诺半导体公司 | 用于测量无功功率的系统和方法 |
TW201241445A (en) * | 2011-04-08 | 2012-10-16 | Acbel Polytech Inc | Power detection method for primary-side circuit of power supply and the power detection circuit |
CN202133712U (zh) * | 2011-07-08 | 2012-02-01 | 青岛智腾微电子有限公司 | 一种峰值检波电路 |
CN102928660A (zh) * | 2012-07-16 | 2013-02-13 | 珠海中慧微电子有限公司 | 基于fir数字滤波器的无功功率测量方法 |
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