HIGH PERFORMANCE AC SERVO SYSTEM WITH PERMANENT MAGNET SYNCHRONOUS MOTORS.

被引:0
|
作者
Ogasawara, Satoshi [1 ]
Nishimura, Michiaki [1 ]
Akagi, Hirofumi [1 ]
Nabae, Akira [1 ]
Nakanishi, Yoshinori [1 ]
机构
[1] Technological Univ of Nagaoka, Jpn, Technological Univ of Nagaoka, Jpn
关键词
CONTROL; ELECTRIC VARIABLES - Current - ELECTRIC INVERTERS - ELECTRIC MOTORS; SYNCHRONOUS - PULSE WIDTH MODULATION;
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学科分类号
摘要
A high-performance ac servo system with permanent magnet synchronous motor that includes a field-weakening control and a high-speed current response control of PWM inverter is proposed. For the field weakening, the d-axis armature current is adequately controlled through a microprocessor. The novel current control scheme of the PWM inverter includes the motor neutral point potential stabilization and the switching carrier frequency equalization.
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页码:87 / 91
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