有功功率

• Detect non - linear load active power in circuit
  非线性负载有功功率检测原理
• Note 1 single display the three phase total active power
  注1 ：单屏显示三相总有功功率。
• A new method of measure for work power of three electric circuit
  三相电路有功功率测量新方法
• Intelligent three phase ac active reactive power instrument
  智能三相交流有功功率无功功率仪表
• Ac tri - phase active power meter note1
  交流三相有功功率表注1
• Factors affecting ball mill s active power and grinding efficiency
  球磨机有功功率和磨矿效率影响因素研究
• The power factor ( pf ) is the ratio of average power to apparent power
  功率因数是有功功率与视在功率之比。
• Active power relay
  有功功率继电器
• C - phase active power
  C相有功功率
• B - phase active power
  B相有功功率