A control system based on TMS320F240 was designed. PWM control mode was adopted to control output power and output characteristic of the machine.
设计了以TMS320F 240为核心的控制系统，为了控制焊机的输出功率和焊机的输出外特性，设计采用了脉宽调制型控制方式。
This paper presents a PWM scheme based on digital memory mode and discusses its asymmetric regular sampling principle and simple on -line algorithm.
提出一种基于数字存储模式的PWM调制方案，讨论其非对称规则采样原理，给出宜于在线运算的简便算法。
PWM mode was analyzed, and a kind of variable-resistance timing Winch being of simple structure and large power supply was put forward by using wire-wound motor and series resistance timing principle.
分析了PWM的调整方式，利用绕线式电机和串电阻调速的原理，提出了一种结构简单、功率强的变阻调速绞车。
As a result, a uniform directive idea on realization of PWM mode does not exist.
因此在PWM实现方式上，缺少统一的指导思想。
For PWM DC servo object, this paper combined the sliding mode control method with the integral control method effectively to form a kind of DC servo controller with high performances.
针对PWM直流伺服被控对象，将滑模变结构控制与积分控制有效地结合在一起，综合出一种高性能直流伺服控制器。
A new feedback circuit, which is designed based on PWM controller UC3842 of flyback switching mode power supply is presented.
介绍了一种基于PWM控制芯片uc 3842的反激式开关电源的反馈控制回路改进设计。
A high frequency single-ended flyback switching power supply is designed with current-mode PWM controller UC3842 chip as its core.
设计了一种以电流型PWM控制器UC3842芯片为核心的高频单端反激式开关稳压电源。
A new method is introduced for modeling PWM DC-DC converter with multi-switches and transformers, which operate in continuous conduction mode, including parasitic components.
介绍一种带变压隔离器、含多个功率开关器件的PWM变换器工作在连续状态的建模方法。
In the design of current-mode PWM DC-DC converters, the slope compensation method widely used to prevent sub-harmonic oscillation can significantly weaken the load capacity under a high duty cycle.
电流模pwm集成dc - DC变换器设计中，为了防止亚谐波振荡而普遍采用的斜坡补偿，会在占空比较大时严重影响芯片的带载能力。
A half bridge switching mode power supply (SMPS) based on PWM technology is introduced.
介绍了一款基于PWM技术的半桥式开关稳压电源。
The current mode PWM controller UC1845 integrated with over current protection and over voltage protection, has a quicker dynamic response.
电流控制型PWM控制芯片uc 1845集成过压、过流保护功能，脉冲频率高，驱动能力强，动态响应迅速。
This paper presents a digital controlled full bridge ZVS PWM switching power supply, which is based on sliding mode control method by using DSP.
本文以滑模变结构为控制核心，研制了以DSP为控制芯片的全数字化全桥移相软开关电源。
This paper introduces a kind of DC-DC PWM switching mode power supply driven by VMOS and applied to Program Exchange. The principle and circuit are presented.
介绍了一种用于程控交换机的由VMOS管驱动的DC - DCPWM开关电源的工作原理与电路设计。
The design of a novel H-mode reversible PWM Power Amplifier based on the intelligent power model PM75CES060 is studied. The reliability and performance of this system has been verified by practice.
研制了基于智能功率模块PM75CES060的H型可逆PWM功率放大器，实验结果表明该系统具有高可靠性和较好的实用价值。
The high switching frequency, along with the PWM current-mode architecture, allows for a compact, all-ceramic capacitor design.
高开关频率，随着PWM电流模式架构，允许一个紧凑，全 陶瓷电容设计。
This paper presents the principle and virtues of a current-mode-control pulse width modulation(PWM), and makes a comparison with traditional voltage-mode-control.
本文介绍了开关电源的电流型PWM控制技术的原理及特点，并和传统的电压型控制作了比较。
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。
A comparator circuit based on current-mode control used in PWM controller is presented that is able to compare 3-data at a time and latch output signals.
文中提出了一种用于PWM控制器的比较器输出电路的设计，该电路基于电流模式控制，能够同时对三路输入信号进行比较输出并对输出信号进行锁存。
ZVS-PWM controlled current-mode resonant converter previously propsoed includes an active-clamp circuit and a center-tap tpe synchronous rectifying circuit.
最近，带有同步整流电路的有效箝位ZVS-PWM控制串联谐振变换器研究和应用不断取得进展。
This paper introduces a kind of DC-DC PWM switching mode power supply driven by VMOS and applied to Program Exchange.
本文提出了一种驱动步进伺服的方法，众所周知，VMOS 器件是一种优良的功率开关，其优点是开关速度快和损耗低。
This paper introduces a kind of DC-DC PWM switching mode power supply driven by VMOS and applied to Program Exchange.
本文提出了一种驱动步进伺服的方法，众所周知，VMOS 器件是一种优良的功率开关，其优点是开关速度快和损耗低。
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