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http://dx.doi.org/10.6109/jkiice.2012.16.5.1095

Design of a BLDC Servo Motor Control System for the Auto Process of Assembly and Supply  

Sim, Dong-Seok (대영산전(주))
Choi, Jung-Keyng (창원대학교)
Abstract
This paper presents a design of a BLDC servo motor control system for the auto process of assembly and supply using DSP(Digital Signal Processor) controller and IGBT driver. The assembly and supply auto processing system needs torque, speed, position control of servo motor for variable action. This paper implements those servo control with vector control and space vector PWM(Pulse Width Modulation) technique. As CPU of controller, TMS320F240 DSP was adopted because it has PWM waveform generator, A/D converter, SPI(Serial Peripheral Interface) port and many input/output port etc. This control system consists of 3-level hierarchy structure that main host PC manages three sub DSP system which transfer downward command and are monitoring the states of end servo controllers. Each sub DSP system operates eight BLDC servo controllers which control BLDC motor using DSP and IPM. Between host system and sub DSP communicate with RS-422, between main processor and controller communicate with SPI port.
Keywords
DSP(Digital Signal Processor) controller; multi-axes transportation system; BLDC;
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  • Reference
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