rotational frequency meaning in English
旋转频率
转动频率
转数
Examples
- Workpiece rotational frequency
工件的转速 - Mechanical vibration of machines with rotational frequencies from 10 s - 1 to 200 s - 1 . basis for specifying evaluation standards
至转秒旋转频率的机器的机械振动.评定标准制定的基础 - Mechanical vibration of large rotating machines with rotational frequencies from 10 s - 1 to 200 s - 1 . measurement and evaluation of vibration severity in situ
转秒旋转频率的机器的机械振动.现场振动强度的测定和评价 - The system can generate three - phase spwm pulses and has following characters : the range of modulation frequency is from 0 khz to 4 khz . and can be divided to 7 classes to control . the carrier frequency may be selected up to 24 khz , and can be divided to 8 classes to control ; rotational frequency is defined to 16 bits
该系统能产生三相六路正弦脉宽调制( spwm )波形;调制频率范围为0 4khz ,分7级控制; 16位的速度控制分辨率;载波频率分8级控制,最高可达24khz ;系统接口兼容intel系列和motorola系列单片机;该系统控制简单、精确,易修改,可现场编程;同时具有脉冲延时小、最小脉冲删除、过压和过流保护功能等特点,可应用于pwm变频调速系统的全数字化控制。