PWM的例句大全

Nonlinear Control of PWM Rectifier Based on Bilinear System Theory

基于双线性系统理论的PWM整流器非线性控制

On the basis of this principle, if it adopts a PWM type of cascade connected device, the power factor is improved to a certain extent.

从而阐明了当采用PWM型串级调速装置时，它的功率因数可得到一定程度的改善。

A Pulse-Width Modulated ( PWM) Type of Cascade Connected Device for Speed Control& The Utilization of GTO for Alternating Current Device

PWM型串级调速装置>O在交流调速装置中的应用

Because the construction and control of this PWM type of cascade connected device are comparatively simple and the economic benefit by using of this device is got.

由于这种装置的结构和控制较简单，在实际应用中能得到较大的经济效益。

In the system of hybrid suspension with electromagnets and permanent magnets, a method of producing two complementary PWM wave with dead-time using CPLD is proposed.

研究电磁永磁混合悬浮系统中，利用CPLD产生两路互补、带死区的PWM波的方法。

This paper presents a new method for dead time , the quasi-single-polarity PWM method.

为此,该文提出了一种准 单极性 PWM调制方法.

The operating principle of a PS FB ( phase-shifted full-bridge ) ZVS-PWM converter with auxiliary resonant network are introduced.

介绍了一种采用辅助谐振网络的移相全桥 ZVS -PWM变换器,简述其工作原理.

For the active-clamp ZVS-PWM forward converter, the reset of the transformer is the most crucial technique.

在有源箝位 ZVS -PWM正激变换器中, 变压器的磁复位技术是其中最关键的一项技术.

With the development of-resonant technique-frequency technique, the-bridge phase-shifted PWM ZVS converter is applied in-voltage, high-current converter.

随着高频技术 、 谐振技术的发展,全桥移相软开关电源广泛应用于在低压 、 大电流开关电源领域.

Microprocessor-Controlled DC-PWM Variable Speed System Using Non-Linear Controller

采用非线性控制器的微机控制直流脉宽调速系统

The PWM control of DC brushless motor ( DCBM) in warp of loom

无刷直流电机控制织机送经机构

The high frequency switch technology of large power is developed successfully by the perfect control of PWM ( Pulse Width Modulation) and ZCC ( Zero Current Control), ZVC ( Zero Voltage Control) in the unit.

通过PWM（脉宽调制）和ZCC（零电流控制）、ZVC（零电压控制）的完整控制，成功开发应用了大功率高频开关技术。

The paper presents a novel ultra-audio frequency ( UAF) induction welding power based on ZCS-PWM ( Zero Current Switching-Pulse Width Modulation) technology.

介绍一种基于ZCS-PWM（零电流开关-脉宽调制）技术的新型超音频感应焊接电源。

The actuation system controls the unidirectional PWM direct-current machine using the interior bridge circuit of L 298.

驱动系统利用L298内部的桥式电路来控制单向PWM的直流电机.

On idle, using the voltage-feedback control makes PWM modulator output the pulse disjointedly with blocking-oscillation frequency lowered and the pulse width narrowed. Accordingly not only the no-load loss is less, but also the transformer is not easy to saturate.

系统在空载时由于采用电压反馈控制使PWM调制器间断地输出脉冲，间歇振荡的频率低而脉冲宽度窄，不但空载损耗小，而且使变压器不易饱和；

Objective: To study the effect of pokeweed mitogen spleen cell conditioned medium ( PWM SCM) on haematopoiesis progenitor cells in mice bone marrow.

目的：研究商陆素-脾细胞条件培养基（PWM-SCM）对小白鼠骨髓造血祖细胞的作用。

The system changes the occupy-spatial ratio of the output PWM waveform ac-cording to the feedback voltage to keep the output voltage stable.

系统根据反馈电压及时改变输出PWM波形占空比，使输出电压保持稳定。

High-quality IR LED, PWM control circuit, white light from the adjustable.

采用高品质IR LED，PWM线路控制，白光灯距离可调。

The Design of DC PWM Speed Regulation System Based on Cuk Circuit

升降压式直流脉宽调速系统设计

This paper analyzed the Neutral Point Excursion method ( NPEM ) of PWM control with Cascaded Multi-cell Multi-Level Inverter.

本文介绍了级联多单元高压变频器使用中点漂移法解决单元故障时提高输出电压的方法.