CN103575979B - 一种数字化测量交流电频率的方法 - Google Patents
一种数字化测量交流电频率的方法 Download PDFInfo
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- CN103575979B CN103575979B CN201210261928.6A CN201210261928A CN103575979B CN 103575979 B CN103575979 B CN 103575979B CN 201210261928 A CN201210261928 A CN 201210261928A CN 103575979 B CN103575979 B CN 103575979B
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CN201210261928.6A CN103575979B (zh) | 2012-07-26 | 2012-07-26 | 一种数字化测量交流电频率的方法 |
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CN201210261928.6A CN103575979B (zh) | 2012-07-26 | 2012-07-26 | 一种数字化测量交流电频率的方法 |
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CN103575979A CN103575979A (zh) | 2014-02-12 |
CN103575979B true CN103575979B (zh) | 2016-03-02 |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105259409B (zh) * | 2015-10-13 | 2017-11-28 | 安徽节源环保科技有限公司 | 一种基于过零时域特性的电力信号频率计算方法 |
CN107561306B (zh) * | 2017-08-17 | 2020-04-14 | 湖南纬拓信息科技有限公司 | 基于转子电流的绕线式电机转速测量方法 |
CN108957133A (zh) * | 2018-08-13 | 2018-12-07 | 国网浙江省电力有限公司绍兴供电公司 | 变电站电容器采样频率动态评估和选取方法 |
CN110873822A (zh) * | 2018-09-02 | 2020-03-10 | 青岛鼎信通讯股份有限公司 | 一种馈线终端交流采样中频率计算的方法 |
CN113049872B (zh) * | 2021-02-02 | 2021-11-16 | 厦门大学 | 一种用于多次低频电流纹波抑制的电信号零点检测方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5321350A (en) * | 1989-03-07 | 1994-06-14 | Peter Haas | Fundamental frequency and period detector |
CN1815248A (zh) * | 2005-02-02 | 2006-08-09 | 艾默生网络能源***有限公司 | 交流电频率监测方法 |
EP1884838A1 (en) * | 2006-07-28 | 2008-02-06 | Samsung Electronics Co., Ltd. | Phase Detecting Device, Phase Control Device including the Phase Detecting Device, and Fuser Control Device including the Phase Control Device |
CN101871965A (zh) * | 2010-06-11 | 2010-10-27 | 威胜集团有限公司 | 电力正弦信号过零时间、频率、相位差的检测方法 |
CN102033161A (zh) * | 2010-12-17 | 2011-04-27 | 南京邮电大学 | 一种交流电信号的频率测量方法 |
Family Cites Families (1)
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JPS57175964A (en) * | 1981-04-24 | 1982-10-29 | Toshiba Corp | Frequency detector |
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5321350A (en) * | 1989-03-07 | 1994-06-14 | Peter Haas | Fundamental frequency and period detector |
CN1815248A (zh) * | 2005-02-02 | 2006-08-09 | 艾默生网络能源***有限公司 | 交流电频率监测方法 |
EP1884838A1 (en) * | 2006-07-28 | 2008-02-06 | Samsung Electronics Co., Ltd. | Phase Detecting Device, Phase Control Device including the Phase Detecting Device, and Fuser Control Device including the Phase Control Device |
CN101871965A (zh) * | 2010-06-11 | 2010-10-27 | 威胜集团有限公司 | 电力正弦信号过零时间、频率、相位差的检测方法 |
CN102033161A (zh) * | 2010-12-17 | 2011-04-27 | 南京邮电大学 | 一种交流电信号的频率测量方法 |
Non-Patent Citations (1)
Title |
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一种实用的高精度频率测量方法;杨永标 等;《继电器》;20071201;第35卷;第272-275页 * |
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Application publication date: 20140212 Assignee: Jiangsu Nanyou IOT Technology Park Ltd. Assignor: Nanjing Post & Telecommunication Univ. Contract record no.: 2016320000215 Denomination of invention: Method for digital measuring of alternating current frequency Granted publication date: 20160302 License type: Common License Record date: 20161118 |
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Assignee: Jiangsu Nanyou IOT Technology Park Ltd. Assignor: Nanjing Post & Telecommunication Univ. Contract record no.: 2016320000215 Date of cancellation: 20180116 |
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