pulse controller

In view of the problems in the controller of pulse bag-type dust controller, we designed a universal controller with perfect performances.

针对脉冲袋式除尘器控制仪存在的一些问题，设计了一种功能完善的通用控制仪。

According to step-response experiment, math model of the hotplate was set up and the temperature of controlling system including temperature detection circuit, PD controller, voltage pulse-wide transforming circuit and executor was designed.

以阶跃响应实验为基础，初步建立起控制系统的数学模型，设计了适用于该电热板的闭环温度控制系统。系统主要包括温度检测电路、PD控制器、电压-脉宽变换电路及执行元件。

The pulse is directly read out by utilizing PLC high-speed counting module, the function of the locating controller can be achieved by program, thus the locating controller are saved.

利用PLC高速计数模块直接将外部编码器发出的脉冲读入，在PLC内部编程，通过程序控制完全能取代位置控制器的所有功能，从而省出位置控制器这一环节。

Three chips of microcomputer are used to perform three different functions, the first for dual PID controller in voltage and current loops, the second for pulse-triggered circuit in the thyristor converter and the third for the nonlinear function generation and ring counter in the inverter.

三片单片机分别实现电压与电流反馈环中的数字PID调节器，晶闸管变流器的脉冲触发电路，以及非线性函数发生器和脉冲环形分配器。

High accurate controller of laser pulse position in time coordinate

高精度激光脉位控制器

Build& test the controller to verify the correct pulse output.

构建和测试控制器以验证正确的脉冲输出。

It can keep its predetermined temperature values by automatically tuning the PID parameters K_P, K_I and K_D to enable the PID controller to control and change the PWM output pulse.

整个系统通过自动整定PID的参数KP、KI、KD，使PID控制器能够通过改变输出的PWM脉冲来控制执行机构使系统保持预定温度。

Based on the series cell multi-levels topology structure, this paper takes the controller as the research object, and redesign and debug a DSP central control panel and CPLD pulse expansion board.

本课题以串联型变频器中心控制器作为研究对象，基于其拓扑结构，完成了DSP中心控制板和CPLD脉冲扩展板的重新设计和调试。

The IRIG-B decoding device can receive IRIG-B code synchronous clock signals and Pulse Per Second ( PPS). The CPLD hardware data acquisition controller ensures the sample time accuracy in the system.

设计了IRIG-B解码器，可以接收IRIG-B同步时钟信号和PPS脉冲信号，并且设计了CPLD硬件数据采集控制控制器保证采样的时间精度；

The sequential controller, which has four operation modes such as single selection, odd number, even number, and all selection, can be used for single pulse CARS test, realizing time-resolved spectrum, reducing noise and improving signal-to-noise ratio of CARS system.

可以选择采集同步发射的激光信号。其有单选、奇数、偶数、全选四种工作模式，可应用于单脉冲CARS实验，实现时间分辨光谱，同时还可以降低噪音，提高信噪比。