Analysis on trigger pulse characteristics of TCSC taking zero-cross point of capacitor voltage as synchronous signal

以电容电压过零点为同步信号的可控串补装置 触发 脉冲特性的分析

In accordance with the change of voltage phase on the positive pole of thyristor this method which the accurate trigger pulse outputs at the appropriate moment is called the synchronous or locating phase .

针对晶闸管阳极上电压的相位变化，在恰当的时刻提供准确的 触发 脉冲，这样的方法称为变流技术上的同步（也叫定相）。

In this paper the operation experimental research of synchronous operation on high current impulse discharge devices with parallel system composed of two gap switches or three gap switches is conducted on the basis of obtained wave form of trigger pulse and the actuation characteristics of gap switches .

在实验测量取得了 触发 脉冲 波形和间隙开关动作特性等参数的基础上，分别对由两个间隙开关及三个间隙开关组成并联系统的大电流冲击放电装置进行了同步运行实验。

Finally simulation experiment is performed base on the digital control platform and the trigger pulse with particular trigger angles is generated .

最后对上述数字控制平台进行了模拟实验，得到了特定角度的 触发 脉冲。

A single trigger pulse generating circuit outputs a pulse signal when an output level of an amplifying unit is changed .

单 触发 脉冲产生电路在放大单元的输出电平改变的时刻输出脉冲信号。

In the developing course the main technique measures are : improving the trigger circuit of thyristors to eliminate the unsymmetry of the trigger pulse phase ;

在研制过程中采取的主要技术措施是：改进晶闸管触发电路，消除了 触发 脉冲相位的不对称；

The pulse generating module consists of trigger pulse grade and avalanche transistor narrow-width pulse generating grade .

脉冲产生模块由 触发 脉冲级、雪崩管窄脉冲产生级组成。

Trigger pulse time is controlled with cosine - nodical method .

触发 脉冲时刻由余弦交截法产生。

Based on analyzing double-variable control theory and six-pulse cycloconverter output frequency trigger rules a control tactics by optimizing the trigger pulse and adding non-integer frequency bands using the average cycle law was proposed .

然后在分析双变量控制理论和六脉波交交变频器的输出频率的触发规律基础上，提出了 触发 脉冲优化和用平均周期法增加更多非整数分频段的分频控制策略。

The method how the trigger pulse series is generated and shifted is expounded in this paper .

着重剖析了该控制系统产生 触发 脉冲列与移相的方案；

Adjustment of the field distribution of rail switches and the influence of the gradient of the trigger pulse on the number of the channels

轨道开关的场分布调整及 触发 脉冲 上升陡度对通道数的影响

It adopted the mode of high frequency trigger pulse with 8253 as hardware basis which guaranteed the reliability of SCR triggering and it designed Static broken-phase discrimination circuit which promoted the reliability of the motor .

采用以8253为硬件基础的高频 触发 脉冲形式，保障了对晶闸管的可靠触发。设计了电动机静态断相鉴别电路，改善了电动机运行可靠性。

The influences of the bistability trigger pulse on the time characteristics of the optical bistability are obtained .

得到了双稳操作 触发 脉冲对激光器双稳输出时间特性的影响。

The Software design contains trigger pulse module power factor detection module load rate calculation module and energy-saving controller algorithm module .

软件设计方面主要分为 触发 脉冲模块、功率因数检测模块、负载率计算模块和节能控制算法模块的设计。

In order to produce the pulse signals in-phase the phase-lock link technology is adopted to keep in-phase between the trigger pulse and the supply voltage .

为了产生同步脉冲信号，采用了锁相环技术，使 触发 脉冲与电源电压之间保持频率和相位的协调关系。

The ultrasound transmitting circuit can generates a high voltage trigger pulse to power the ultrasound transducer . The circuit does not need a high voltage direct current source compared with the traditional circuit .

其中设计的超声波发射电路，不需要像传统电路那样提供高压直流电源，就可以产生高压 触发 脉冲，用来激励超声波传感器。

The high frequency filling each other symmetrical trigger pulse was suggested which reduce the power need of pulse transformer effectively .

提出采用高频互补对称 触发 脉冲设计方法，有效地减小了对脉冲变压器的功率要求。

The requirements for the pulse ignition circuit are introduced and a new dual frequency trigger pulse ignition circuit is proposed . Circuit model is analysised in detail and the influence of circuit parameters on pulse amplitude and width is given .

本文介绍了电子镇流器脉冲启动电路的设计要求，并提出了一种基于双频 触发的金卤灯 脉冲启动电路，通过对电路模型进行计算细致分析了影响点火脉冲电压幅值和脉宽的各个参量。

It produces trigger pulse by comparing the ! synchronous signal integral with the phase shift signal and has the ability of resisting synchronous signal high frequency interference and wave distortion .

同步信号的积分与移相信号比较产生 触发 脉冲，抗同步信号的高频干扰和波形畸变的能力强。

The experimental results indicated that the voltage regulator can through the thyristor phase shifting trigger pulse signal which controls the winding the exciting current and makes the power winding output voltage maintenance to be stable .

实验结果表明：电压调节器能够通过晶闸管移相 触发 脉冲信号来控制控制绕组的励磁电流，使电机功率绕组输出电压保持稳定。

A new technology of rapid pulse train triggering is used to improve the trigger pulse gradient and reduce the requirement of pulse transformers .

利用新型的快速脉冲列触发技术，既可提高 触发 脉冲陡度又降低了对脉冲变压器的要求；

The whole system includes power module data acquisition module network module the trigger pulse module and so on .

系统设计包括电源模块设计、数据采集模块设计、网络模块设计、 触发 脉冲 输入模块设计等。

The system is controlled by digital signal processor ( DSP ) and complex programmable logical device ( CPLD ) which includes testing modules for phase currents rotor position and rotor speed and modulation of trigger pulse .

利用数字信号处理器（DSP）芯片和复杂可编程逻辑器件（CPLD）芯片分别实现了电流检测模块、转子位置和转速辨识模块、 触发 脉冲生成模块。

A variable step disturbance observation algorithm is proposed . Through change the duty cycle of the trigger pulse it can quickly and accurately track the maximum power point .

本文采用了一种变步长的扰动方法来改变 触发 脉冲的占空比，能够准确和快速地实现对最大功率点的跟踪，使系统处于最佳的工作状态。

Realization of Thyristor Trigger Pulse Based on FPGA in the Excitation System

励磁系统中可控硅 触发 脉冲的FPGA编程实现

Comparison and improvement of trigger pulse circuit of excitation system

励磁系统 触发 脉冲电路的比较与改进

The trigger circuit can produce trigger pulse relating with the input signals whose amplitude and wave need to reach our demand .

触发电路用来产生 周期与被 测信号有关的 触发 脉冲，这个 脉冲的幅度和波形都要达到一定的要求。

A circuit to produce phase-locked trigger pulse using waveform converting and phase-locked for SCR shunt-resonant inverter is proposed in this paper .

提出了一种采用波形变换及锁相的方法，产生晶闸管并联谐振逆变 触发 脉冲的电路，给出了具体电路框图及原理分析。

Adopting phase locking loop technology and zero-crossing trigger to realize the trigger pulse and signal of the power ( the voltage of line ) are synchronous to improve the anti-interference ability of the trigger to improve the symmetry of three phases - trigger pulse .

采用锁相环技术及过零触发的方法，实现 触发 脉冲与电源信号（线电压）的同步，提高了触发器的抗干扰能力，改善了三相触发脉冲的对称性。