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。

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A general design of digital twin-wire welding power supply was selected firstly, and two side-by-side IGBT full bridge converter main circuit structures were designed.

本文首先确定了双丝焊数字化电源的总体方案，设计了两台并行的IGBT全桥逆变主电路的拓扑结构。

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The computer control system hardware based on S7400 PLC, the system power supply, full digital 6RA70 DC drive configuration for the system and PROFIBUSDP field bus configuration are introduced.

提出了S7 400系列计算机控制系统的硬件配置、系统的供电方式、全数字直流调速系统6RA70的传动配置方案以及PROFIBUS DP现场总线的连接方式。

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At the core of the Fidelio SoundBar are high quality TI Class-D amplifiers - with a built-in DAC - powered by a compact SMPS (Switch-Mode-Power-Supply) to provide a full digital architecture, delivering highly efficient audio amplification and premium audio quality.

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