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整套设计 基于 PLC 电机 变频 调速 系统 设计 整套

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基于PLC的电机变频调速系统设计摘要:本文介绍了基于松下FP系列PLC的电机变频调速系统的组成和控制方案。主要对变频器参数的选择及其各部分功能、PLC的组成及各部分的功能和PLC与变频器的连接、变频器与电机的连接进行了详细的分析。通过这次毕业设计深入理解了PLC的工作原理、异步电机变频调速的原理及变频器的调速原理。本文设计了对电机变频调速的正反转五段速控制及其控制方案，编写了PLC控制梯形图程序,设计了硬件连线。关键词:PLC，变频器，调速，电机Motor frequency control of motor speed system design based on PLCAbstract: This paper introduces the composition and control scheme of motor speed control system based on PLC FP series The Panasonic. Mainly on the converter parameters selection and the function of each part,the composition of PLC and the function of each part and PLC and inverter,inverter connected connected with the motor are analyzed in detail.Through this graduation design in-depth understanding of the principle of speed regulation principle and the principle of frequency converter,PLC inverter-fed induction motor drives. This paper designed for motor speed regulation reversing five-speed control and control programs, the preparation of the PLC ladder program control, the design of the hardware connectionKe