此电机输出是否合理

a8821244

RATED OPERATION
Main-Phase Resistance (ohm): 49.9397
Aux.-Phase Resistance (ohm): 52.2917
Main Leakage Reactance (ohm): 14.928
Aux. Leakage Reactance (ohm): 17.0684
Rotor Resistance (ohm): 77.0517
Rotor Leakage Reactance (ohm): 50.9723
Magnetizing Reactance (ohm): 242.319
Turn Ratio of Aux. to Main-Coil: 0.737762
Stator Line Current (A): 1.02532
Main-Phase Current (A): 1.07265
Aux.-Phase Current (A): 1.00749
Phase Shift between Main  
  and Aux. Currents (degrees): 122.664
Capacitor Voltage (V): 320.694
Capacitor Loss (W): 3.23096
Copper Loss of Stator Winding (W): 110.538
Copper Loss of Rotor Winding (W): 19.7346
Iron-Core Loss (W): 6.5826
Friction & Wind Loss (W): 1.72444
Total Loss (W): 141.811
Input Power (W): 231.957
Output Power (W): 90.1466
Mechanical Shaft Torque (N.m): 0.323016
Efficiency (%): 38.8634
Power Factor: 0.983603
Rated Slip: 0.111667
Rated Shaft Speed (rpm): 2665



感觉铜损大了点 效率低了点 不知道对不    还有就是不知道温升是否会小于80K      此电机为单相异步电机 叠长32mm 外径 90

Juken

完整的设计要求什么的呢？把你的设计单发到我QQ619613901我帮你看看。这样看不出什么东东的

forlink

差多了，效率哪有那么低

标准答案

效率不是低了点，而是相当的低！还有就是不知道温升是否会小于80K      这不仅取决于电磁计算，还与电机的冷却方式和冷却系统有关，不过如此低的效率说明损耗很大，因此温升可能够呛！

张老五

这个，铜耗也太大了吧，差不多达到了铁耗的20倍
如果不是计算错误，那么设计方案一定有重大缺陷