【摘要】 目的:提出一种新的电动机功率控制方法,实现对医学设备的电动机功率精准控制。方法:通过对DSP微控制器TMS320LF240x的研究,提出了一种基于PWM调制电路的功率控制方法。结果:测试结果完全满足系统的设计要求。结论:该系统结构简单,可编程性好,可以在不同的应用场合采用不同的控制算法,而不需要改变外围的电路,易于升级及满足一些特殊场合的要求。更多还原

【Abstract】 Objective To present a new method of motor power control in order to realize the precise motor power control of medical equipment. Methods The power control method based on PWM Modulation circuit was proposed by researching the DSP microcontroller TMS320LF240x. Results The test results fully satisfied the design requirements. Conclusion The system has simple structure,good programming,and can use different control algorithms in different applications without the need for change in the external circuit,which is easy to upgrade and meet the needs of special occasions.更多还原