永磁体分散性对空载电流、空载功率因数、负载功率因数和过载能力影响较大,而对额定运行时的效率、电流影响不大。
In addition, the dispersibility has great effects on the noload current and power factor while the effect on rated efficiency and rated current is little.
仿真结果表明,此功率因数控制系统在空载和轻载时,可节能30%—50%,本论文为异步电动机的节能运行提供了重要的参考作用。
The simulation result demonstrates that it can save up capacity about 30-50% when there is no load or a little load. This thesis can provide important reference function.
航空同步发电机用零功率因数负载特性和空载特性所测得的波梯电抗数值比正常值大,致使在电机分析和计算中无法使用。
The value of Potier reactance of aircraft synchronous generator is larger than regular one in the tests of the inductance load and no load operating characteristics.
变压器的空载试验中,由于功率因数低,空载电流不是正弦信号,高精度测量其有功功率具有一定的难度。
In the no-load test of transformer, because of the low power factor and non-sinusoid current waveform, the high precision measurement is difficult.
其结果表明,此功率因数自动控制系统在空载、欠载运行时节能效果显著。
The simulation results demonstrate that it can save up energy about 30-50% when there is no load or a little load.
其结果表明,此功率因数自动控制系统在空载、欠载运行时节能效果显著。
The simulation results demonstrate that it can save up energy about 30-50% when there is no load or a little load.
应用推荐