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- An new idea of indirect current control system of three-phase PWM rectifier based on DSP is presented in this paper, and a new phase- amplitude control method is proposed. The lag angle is regarded as the input variable. 介绍了一种由数字信号处理器(DSP)控制的三相PWM 整流器的新型间接电流控制系统,提出了新型相位幅值控制方法,以滞后角作为输入变量。
- The amplitude control relies on the use of an calibration scheme. 锯齿波的稳定的幅度是通过校准电路来实现的。
- It also describes the principle of silicon controlled rectifier in hardware. 在硬件上还扼要介绍了晶闸管的温控原理。
- Exchange the silicon controlled rectifier to control, electromagnetic induction exports. 交流可控硅控制,电磁感应输出。
- A SCR (silicon controlled rectifier) or thyrister can also be substituted for the contactor. 也可以用可控硅整流器或者是半导体闸流管。
- SCR (silicon controlled rectifier) or thyrister can also be substituted for the contactor. 也可以用可控硅整流器或者是半导体闸流管。
- A new automatic amplitude control circuit for VCO, charge-pump AAC, is presented in this paper. 摘要提出了一种新的压控振荡器用自动幅度控制电路:电荷泵式自动幅度控制电路。
- To achieve the basic waveforms (sine, square, etc.) display, a variable frequency and amplitude control. 能够实现基本波形(正弦,方波等)的显示功能,有频率和幅度变量的控制。
- Taking three phase silicon controlled rectifier (SCR) for example, the fault information data was dealt with by means of rough sets. 基于粗糙集理论,提出了一种电力电子电路故障诊断的新方法:粗糙集方法。
- This paper focuses on the working principle of limiting current and over current protection method in a silicon controlled rectifier. 文中重点介绍可控硅整流装置中限流保护方案的工作原理。
- Based on phase and amplitude control (PAC) a novel three-phase zero-voltage soft-switching (ZVS) PWM converter is presented. 提出一种新型基于幅相控制方式的零电压软开关三相PWM变流器的拓扑结构及其控制策略。
- The methods to improve the stability of CMOS integrated circuit and silicon controlled rectifier circuit are given in the paper. 通过两个抢答器电路的分析和实践,给出了提高CMOS集成电路和可控硅电路稳定性的方法。
- This paper present a circuit for automatic amplitude control that ensures that the oscillators amplitude remains constant. 为了保证压控振荡器在调频范围内振幅恒定,提出了一种新型的自动振幅控制的电路结构。
- A voltage-stabilizing, high-power supply of widerange variation, high-efficiency and linea-regulation which is prestabilized with SCR(silicon controlled rectifier) is introduced. 介绍一种大功率、晶闸管可控整流预稳、大范围调压的高效线性调整型稳压电源。
- Directing to the research of the auto_control of electro vibration coal feeder provides a kind of auto steday amplitude control circuit,and analyzes its rules. 针对电振给煤机的自动控制的研究,提出一种自动稳幅控制电路,并对其进行原理分析达到了一定技术要求。
- The excitation system of generating units equips with silicon controlled rectifier excitation system with static self-parallel excitation provided by Siemens of German. 机组励磁系统采用由德国西门子公司提供的自并励可控硅静止整流励磁系统。
- The fixed step phase and amplitude control method use ADALINE neural network based on Widrow-Hoff learning algorithm was emphatically introduced aiming at sine wave reappearing. 提出基于Widrow-Hoff学习算法的ADALINE神经网络控制定步长幅相控制正弦波复现方法。
- The feature and application circuit of 6 phase controlled rectifier circuit are introduced.The principle and application cir-cuit of TC787 are introduced in detail. 介绍了六相可控整流电路的特点及其具体的应用电路,详细介绍了TC787的工作原理,并给出了其应用于六相可控整流的应用电路。
- Analysis results show that the energy of UWS-EMP couples to fuzes via the power module of fuzes, causes silicon control rectifier conduction, and results in fusing. 分析得出:超宽谱电磁脉冲主要是通过后门耦合到引信电源模块,引起电源波动,使晶闸管意外导通,导致引信意外发火。
- A dither controller should have an amplitude control loop and a resonant frequency-track loop. 通过对抖动控制器的分析,得出了抖动控制器必须具有幅度控制环和频率跟踪环两个控制环路的结论。