Electrical Machinery Technology 2016 Issue 2 Cogging Torque Optimization of External Rotor Permanent Magnet Synchronous Motor for Fans

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Electrical Machinery Technology
1006-2807
2016 Issue 2

Cogging Torque Optimization of External Rotor Permanent Magnet Synchronous Motor for Fans
WEN Xiaoyang;,GU Aiyu;,CHEN Xianyang;,WEI Yayun;

..............page:1-4

Constructional Design of STMKS630-2 60 Hz High-speed Asynchronous Motor
XU Xiaohu;

..............page:5-8,11

Harmonic Wave Influenced by the Skewed Slots in the Rotor
YANG Yongping;

..............page:9-11

Design on Construction of the Bearing in Vertical Variable Frequency Motors
HAN Lifeng;

..............page:12-14

Corona Protection of the Stator Winding End of Turbine Generator Under High Height Above Sea Level
WANG Lijun;,LIU Song;,ZHANG Yan;

..............page:15-18

zheng gao qi shi

..............page:18

New Method for Extraction of Electrical Feature Quantity of Asynchronous Motor in the Case of Its Bearing Failure
WANG Weizhen;,PANG Lei;,CHEN Fengyun;,WU Xiaochuan;

..............page:19-22,25

Application of the HV Frequency Inverter into the Water Pump Sets
LU Zheng;

..............page:23-25

Feasibility Study on Polyester-imide Replacing Diphenyl Ether Impregnating Varnish
QIU Tian;,GAO Yunxia;

..............page:26-28,31

Means to Reduce Noise of the HV Air-air Cooled Asynchronous Motor
ZHUANG Zhong;,ZHANG Guoqiang;

..............page:29-31

Cause and Inspection of the Inner-turns Short-circuit of the Rotor in Water-hydrogen Cooled Generators
ZHOU Lin;,ZOU Xiang;

..............page:32-34

Cause of No-load Axis-fleeting of the HV Motor with Bearing Bush
ZHAO Jianing;

..............page:35-37,42

Deep-cooling Treatment on the Cold Punching Die for Silicone Sheets of Large and Middle-size Motors
TIAN Lin;,CHEN Yan;

..............page:38-39

Application of Low-speed & Multi-speed Three-phase Asynchronous Motor into the Oil Pumping Unit
LI Haiyang;

..............page:40-42

New Structure to Release the Cavity Water in Mine Motors
ZHAO Yonghua;,YANG Jingxue;

..............page:43,49

Frequency-control Driving of the Motor Used in the Double-suction Fan in Boilers
ZHANG Xuedong;

..............page:44-46

Two Kinds of Practical Tooling Fixture for Repairing Metro Traction Motors
XIA Hongyong;,GUO Lei;,LIU Quan;

..............page:47-49

Packing Process of the Pole Box in the PMSM
XIE Huali;,DUAN Hu;

..............page:50-51

Temperature-rise Test on Electric Motors by Means of the Stator Stack Frequency Method
MA Xiuhong;

..............page:52-53

Brazing Materials to Weld the Copper End Ring and Bars of the HV Motor Rotor
WANG Lili;,LIU Yang;

..............page:54-56

Way to Determine the Neutral Position of DC Motor Brushes by Means of AC Excitation Power Voltage
SUN Qijian;

..............page:56-57

Inspection and Adjustment of DC Motor Commutator
WANG Yifeng;,ZHAO Jin;

..............page:58-59,64

Function of Modularization of the Product Structure in the Optimization of BOM of the Generator
XIAO Yan;

..............page:60-64