PWM的例句大全

Application of simplified space-vector modulation algorithm to three-phase voltage source PWM rectifier

空间矢量简化算法在三相PWM电压型整流器中的应用

Decoupled Model and Simulation of Three-phase Voltage Source PWM Rectifier Based on Feedback Linearization Theory

三相电压型PWM整流器的反馈线性化解耦模型和仿真

A simplified algorithm three-phase voltage source PWM rectifier for space vector modulation was presented.

提出了应用于三相电压型脉宽调制整流器的空间矢量简化算法。

Simulation for SVPWM Control of Three-Phase Voltage PWM Rectifier

三相电压型PWM整流器空间电压矢量控制仿真

The hydraulic throttle actuator controlled by PWM is adopted in the throttle servo system.

油门伺服系统的执行机构选用高速开关阀控液压油缸，由电控单元通过调节脉宽控制。

To satisfy the miniaturization and low power in the AUV servosystem, through circuit analysis and emulation by PSpice, a new PWM power-amplifier circuit of bridge structure is designed.

针对水下机器人控制系统小型化和低功耗的要求，通过电路理论分析和Pspice仿真，改进设计出一种新型PWM桥式结构的功率放大电路。

3525 PWM signal produced, through driving circuit, drives IGBT module work, the main circuit adopts the structure of the whole bridge;

3525产生的PWM信号，通过驱动电路，驱动IGBT模块工作，升压高频变压器采用铁基非晶材料磁芯，输出采用高压直流叠加方法；

Using universal PWM method means to control output power and output characteristic through controlling IGBT switch on time.

控制电路采用脉宽调制方式（PWM）进行输出控制，即控制IGBT的导通时间来实现输出功率与输出特性的控制。

Compared with diode uncontrollable rectifier and phased thyristor rectifier, PWM rectifier has the advantage of symmetrical sinusoidal AC current, unity power factor operation and two-way flow of energy.

与二极管不可控整流或相控晶闸管整流器相比，PWM整流器具有网侧电流对称正弦、单位功率因数运行、能量能够双向流动的优点。

Three-phase voltage type PWM rectifier compared to the conventional diode-controlled rectifier or thyristor phase-controlled rectifier has the advantages of the sine of the net measured current, unity power factor, energy flow in both directions, the system can run in four quadrant.

三相电压型PWM整流器相对于传统的二极管不控整流或者晶闸管相控整流具有网测电流正弦化、单位功率因素、能量双向流动、系统可四象限运行等优点。

The implementation methods for the PWM circuit, delay time circuit, driving circuit are introduced from the control regulation of the main circuit.

围绕主电路的控制规律，介绍了控制电路中的脉宽调制电路（PWM）、延时电路、驱动电路等电路的实现方法。

This paper introduces a microprocessor controlled PWM real time controller used in AC-DC-AC electric locomotive. A real-time forming method of multi-mode PWM waveform is described.

介绍了一种用十六位单片机实现的用于控制交－直－交电力机车道变器的PWM实时控制器，论述了PWM波形的实时生成方法。

At the same time in three coordinates, mathematical models of PWM rectifier are established. Secondly, based on the research of feedback linearization control theory, concluding input state feedback and input and output feedback, which two methods of feedback linearization are given.

同时针对三种坐标，分别建立PWM整流器的数学模型。其次，对反馈线性化控制理论进行研究，给出输入状态反馈和输入输出反馈两种反馈线性化方法。

The mathematical model of 3-phase PWM VSR using state space average method is studied under the high swith frequence at frist, then the pulse time ratio is given using the space vector technology.

在高开关频率下，应用状态空间平均法建立三相电压型PWMVSR数学模型，利用矢量合成原理，推算出各相开关函数占空比。

Design of PWM and time-division adjustable DC reference

脉冲调宽时分割可调直流基准的设计

The paper introduces the design method of adjustable DC reference based on PWM and time-division, it gives hardware and software design.

介绍了利用脉冲调宽时分割技术设计的可调直流基准源的原理和方法，并给出了硬件电路和程序设计。

With the Deadbeat PWM, the algorithm shows the better performances, in the stable status and transient process, than other control strategies such as the timing comparison method, the PI method and triangle comparison method.

该算法结合了基于无差拍（Deadbeat）的脉宽调制（PWM）方式，使得GCPV的稳态和过渡过程的控制效果明显优于传统的定时比较、PI滞环、三角波比较等控制算法。

MCU get timing reference by zero-crossing detection. It compare the current speed feedback with the object feedback, and control the conduction phase and time using PWM mode to realize the stable speed-regulating of AC PG-motor.

单片机通过过零检测获取计时基准，比较当前转速反馈与目标反馈，采用脉宽调制PWM方式来控制三端双向可控硅开关器件的导通相位角及导通时间，实现交流PG电机的平稳调速。

Based on hysteresis current control, the basic operation principle of PWM AC DC voltage source converter is analysed. Moreover, the design concept of the control system is described in detail.

从滞后电流控制的角度阐述了PWM电压型高频整流器的基本工作原理，较详细地介绍了控制系统的设计思想。

Singlechip frequency conversion timing PWM wave generator

单片机变频调速PWM波发生器