A high-power electroplating power supply was designed using modular design idea based on redundancy structure.It was composed of multiple decentralized module power supply,which constitute parallel controller system,and can flexible matching power supply according to the load demand.Current sharing control was realized utilizing the centralized control system which was composed of STM32 main control chip and FPGA chip,and synchronism of all the modules was guaranteed utilizing FPGA chip.This electroplating power supply has the advantages of low cost,high control precision and high reliability,can meet the requirements of electroplating process development for electroplating power supply.
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