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power frequency overvoltage
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power frequency overvoltage
Encyclopedia
工学
暂时过电压
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power frequency overvoltage
工频过电压
系统中由线路空载、不对称接地故障和甩负荷引起的频率等于工频(50赫)或接近工频的高于系统最高工作电压的过电压。
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safety five elements
safety for electronic product
safety fuel
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safety hook
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safety information platform
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safety in railway signaling
safety inspection based on ray-beams
safety inspection of pipeline project
safety inspection system
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safety instrumented system
safety integrity level
safety integrity level of safety instrumented system
safety interlock
safety in the petroleum and petrochemical industry
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