本文根據(jù)無(wú)位置傳感器無(wú)刷直流電動(dòng)機(jī)的原理,采用TMS320LF2407 DSP與IR2130，
實(shí)現(xiàn)了對(duì)無(wú)刷直流電機(jī)的數(shù)字PID控制，并著重對(duì)電機(jī)的PWM調(diào)制方式、IR2130的應(yīng)用、反電動(dòng)勢(shì)過零檢測(cè)電路進(jìn)行了介紹。最后簡(jiǎn)要介紹了系統(tǒng)軟件設(shè)計(jì)方案。
關(guān)鍵詞：無(wú)刷直流電動(dòng)機(jī)；反電勢(shì)法；無(wú)位置傳感器

Design Of Brushless DC Motor Control System Based on TMS320LF2407 DSP
FENG Tao1, WANG Ya-ling2 (1. Department of Electric Engineering, Shijiazhuang Institute of Railway, Shijiazhuang 050043, China; 2. Shijiazhuang Law and Commerce Colledge, Shijiazhuang 050091, China) Abstract:According to the fundamental principle of Brushless DC Motor without rotor position sensors , the paper adapt TMS320LF2407 DSP and IR2130 to realize the numerically PID control of Brushless DC Motor.The paper introduce the PWM modulation method, the use of IR2130 and the circuit for detecting Back EMF zero-crossings .In the end, the paper introduce the design method of system software briefly.
Keywords:brushless DC moto;back-EMF method;Position sensorless control