CN108982954B - 适用于馈线终端的计算相电压幅值与相位的方法及系统 - Google Patents
适用于馈线终端的计算相电压幅值与相位的方法及系统 Download PDFInfo
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- CN108982954B CN108982954B CN201810690907.3A CN201810690907A CN108982954B CN 108982954 B CN108982954 B CN 108982954B CN 201810690907 A CN201810690907 A CN 201810690907A CN 108982954 B CN108982954 B CN 108982954B
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- 238000005070 sampling Methods 0.000 claims abstract description 55
- 238000004364 calculation method Methods 0.000 claims abstract description 10
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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
- G01R19/04—Measuring peak values or amplitude or envelope of ac or of pulses
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R25/00—Arrangements for measuring phase angle between a voltage and a current or between voltages or currents
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CN112379217A (zh) * | 2020-11-06 | 2021-02-19 | 山东大学 | 一种基于线电压量测的故障测距方法及系统 |
CN113075451A (zh) * | 2021-02-23 | 2021-07-06 | 北京鸿普惠信息技术有限公司 | 一次调频中正序分量补偿角度偏移提高频率精度的方法 |
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