Title: Variable speed variable frequency pneumatic electric machine and with excitation control system and control method thereof
Application Number: 200610130181 Application Date: 2006.12.14
Publication Number: 1976180 Publication Date: 2007.06.06
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: H02K19/38;H02K21/00;H02K7/18;H02P9/04;H02P9/14;H02J3/38;F03D9/00;F03D7/00
Applicant(s) Name: Xinyuan Electric Science Address:
Inventor(s) Name: Wang Huajun
Attorney & Agent: wangnian dong sunbing jun
Abstract:
    A variable speed and variable frequency wind-driven motor is prepared as series-connecting exciter with generator main body coaxially in shell through master driving shaft of master wind wheel, setting permanent magnet external rotor and exciter internal rotor to be relatively rotating mode, setting rotary speed measurement units on master wind wheel and wind sub-wheel for transmitting rotary speed signals to control unit, connecting yawer to central control unit of machine set, setting blade pitch regulation mechanism on master wind wheel and wind sub-wheel and connecting said mechanisms to control unit.
Time: 52