As long as the shaft per revolution, resulting in one or multiple fixed pulse, and pulse into the microcontroller to count, you can get speed information.
只要转轴每旋转一周，产生一个或固定的多个脉冲，并将脉冲送入单片机中进行计数，即可获得转速的信息。
Fixed photoelectric detectors on the two reflectors, they produce a pulse signal as reference signal every round.
在两个反射镜上安装光电探测器，使之转一周产生一个脉冲信号作为基准信号。
It also includes, Hall element inputs, a sequencer for commutation control, fixed off time pulse width modulation (PWM) current control and locked rotor protection.
它还包括霍尔元件输入、整流控制定序器、固定停机时间脉冲宽度调制(PWM)电流控制以及锁定转子保护。
The maximum output digits of supporting type control device are fixed, which is suitable for the pulse bag house of the corresponding specification.
配套型控制仪的最大输出位数是固定的，它适用于相应规格的脉冲袋式除尘器。
Pulse width Modulation device is a circuit which can produce square wave signal with fixed period and adjustable pulse duration ratio (pulse width).
脉宽调制器是一种能够产生周期固定而占空比(脉宽)可调的方波信号的电路。
We investigate the dynamic behaviors of a stage-structured pest population model with birth pulse and impulsive spraying pesticide at fixed time.
研究了一个具有阶段结构，脉冲生育及在固定时刻对其喷洒杀虫剂的害虫种群模型的动力学性质。
Capacitive pressure difference sensor is fixed in the center of the tube and connected with the pulse width modulation circuit so that capacitive flow transducer is made up.
把电容式差压传感器固定在管道中央，并配接脉冲调宽电路，即构成电容式流速变送器。
In a second sub-mode ('low output power sub-mode'), VOUT is regulated using pulse width modulation, but the converter switching frequency is fixed at a first frequency.
在第二子模式（“低输出功率子模式”）中，使用脉冲宽度调制来调节VOUT，但转换器开关频率固定在第一频率。
In some embodiments, the converter has a third sub-mode (' high output power sub-mode '), in which pulse width modulation is used but the switching frequency is fixed at a second frequency.
在某些实施例中，转换器具有第三子模式(“高输出功率子模式”)，其中使用脉冲宽度调制，但开关频率固定在第二频率。
The temporal periodic pulse can stabilize the system to spatial fixed point with temporal periodicity and spatial quasiperiodicity.
时间周期脉冲方法则能实现系统时间周期空间不动点和空间准周期的控制。
In this paper, a current control mathematical model is established with fixed switching frequency for three-phase pulse width modulated (PWM) converter.
建立了三相电压型PWM整流器电流控制数学模型，输入电流在静止坐标系下实现了固定开关频率的解耦控制。
The order of synthesis filter is fixed in multi-pulse excited linear prediction coding(MPLPC) method.
多脉冲激励线性预测编码（MPLPC）方法中，合成滤波器的阶数是固定的。
Add the workpiece fixed in the coil, coil discharge at the moment have a damping pulse magnetic field decay, so that the loss of magnetic parts.
工件放入线圈中不动，线圈在放电瞬间产生脉冲阻尼衰减磁场，使工件失去磁性。
When the pulse width is fixed, the time of collapse and revival period are reduced gradually with the increase of pulse width in the field.
而当脉冲宽度一定时，随着腔场的平均光子数的增大原子的崩塌时间和回复周期逐渐减小。
Pulse width and frequency can be adjustable in succession within the range of the fixed one.
该电源输出脉冲电流的幅值、脉宽和频率都可以在规定的范围内连续可调。
The PRFM pulse sequence is composed by 16 fixed-width and fixed-amplitude short pulses, in which the duration between two neighboring pulses is determined by pseudo-random number sequence.
此序列由16个固定宽度的高电平脉冲组成，两个相邻脉冲之间的低电平时间间隔是由伪随机数序列决定的。
The hour signal lamp is lit by the time pulse which is interpreted from the electronic timer fixed on the distributor.
配电盘上装有电子表，从中译出时脉冲来点燃时号灯。
Experiment investigation on multi-bypass and fixed phase shifter comparison in single-stage high frequency pulse tube cryocooler;
本文采用数值模拟和实验研究的方法对高频脉冲管制冷机的重力特性进行了对比研究。
Experiment investigation on multi-bypass and fixed phase shifter comparison in single-stage high frequency pulse tube cryocooler;
本文采用数值模拟和实验研究的方法对高频脉冲管制冷机的重力特性进行了对比研究。
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