常見例句雙語例句Use fuzzy control to modulate the PWM signal for electronic throttle can make it work quickly and precisely. This paper introduces the electronic throttle control system (ETCS) first.用模糊控制算法控制電子節(jié)氣門的驅(qū)動信號,能夠快速、準(zhǔn)確地控制電子節(jié)氣門的運行過程。In this paper, the principle of velocity modulate system of PWM based on and microcomputer control is introduced, and the hardware circuit and the control program are also analyzed in detail.介紹了基于微控制的PWM調(diào)速系統(tǒng)的工作原理,并詳細(xì)講述了該系統(tǒng)的硬件電路和控制程序設(shè)計。In order to improve the precision, a microprocessor is used to modulate the duty ratio of PWM in PID regulation according to the deviation between the expected value and the feedback voltage.本設(shè)計采用電壓反饋,根據(jù)期望值和反饋值的偏差對PWM的占空比進(jìn)行PID調(diào)節(jié),以提高穩(wěn)壓電源的精度。 返回 pwm modulate