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DSP Based Brushless Motor Driver for Flux-Weakening Control

The design of this thesis intends to present that 120¢X Communication and Flux-Weakening Control techniques can be successfully applied to a Digital Signal Processor (DSP) together with the hardware structure of an inverter.
Experimental results are shown that utilizing IPM Motor as Drive Motor of Electric Vehicle, 120¢X Communication techniques can reduce ripple torque and maintain the stability of output torque. Furthermore, through Phase advanced control motor, it enables a higher output torque during the mid-lower speed. Using Flux-Weakening Control helps motor from higher output speed to the highest output speed.
Moreover, the security of motor driver can be enhanced by designing circuit, which prevents over voltage. The function of motor driver will be better due to the decreased hardware size and increased accuracy that are the advantage of writing DSP scripts to analyze rotor speed.

Identiferoai:union.ndltd.org:NSYSU/oai:NSYSU:etd-0708102-180210
Date08 July 2002
CreatorsShih, Fu-Tsun
ContributorsTzuen-lih Chern, Yin-Chin Wu, I-Chih Kao, Geeng-Kwei Chang, Yung-Chun Wu
PublisherNSYSU
Source SetsNSYSU Electronic Thesis and Dissertation Archive
LanguageCholon
Detected LanguageEnglish
Typetext
Formatapplication/pdf
Sourcehttp://etd.lib.nsysu.edu.tw/ETD-db/ETD-search/view_etd?URN=etd-0708102-180210
Rightsoff_campus_withheld, Copyright information available at source archive

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