交流电路中的有用功率还取决于该电路中的电流和电压。
The useful power in ac circuit also depends on the current and voltage in the circuit.
对于这些应用,设计人员集中于电路能够连转换最小可用电压电平到有用功率。
For these applications, designers focus on circuits able to convert even the smallest available voltage levels to useful power.
通过对润磨机介质运动状态的分析,推导出润磨机抛落状态下的有用功率方程。
Movement of damp mill medium is discussed and active power equation is derived under throwing off condition.
计算表达式基本反映了离心磨矿机有用功率的总体情况,说明其表达式合理可行。
The counting expression reflects the general conditions of the useful power of the centrifugal mill, and it proves the feasibility and reason of the expression.
试验还得知,离心磨矿机的有用功率为输入功率的4 0 %左右,高于普通球磨机(30 %)。
The experiments also show that the useful power of the centrifugal mill is account for 40% of the input power, and it is higher than the ordinary ball mill (which account for 30%).
试验还得知,离心磨矿机的有用功率为输入功率的4 0 %左右,高于普通球磨机(30 %)。
The experiments also show that the useful power of the centrifugal mill is account for 40% of the input power, and it is higher than the ordinary ball mill (which account for 30%).
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