电梯（有配重）计算机速度调节拖动系统硬件设计院 系北方科技学院专 业自动化班 级B641301学 号B64130120姓 名刘骁驰指导老师赵文成负责老师赵文成 沈阳航空航天大学北方科技学院20010 年 6 月摘 要本课题以电梯计算机速度调节拖动系统为讨论对象，根据电梯拽引机对电力拖动系统的要求，采纳转子电路串联电阻的方法调节转差能耗对电动机进行调速。利用 AT89C51 单片机电梯软件系统对电机起动、制动、正反向提速减速等方面的控制，实现电梯的升降和停车。主要讨论三相沟通绕线式异步电动机的起动、制动及各种运转状态，分析其工作原理，了解相关计算。关键词：调速；转子电路串联电阻；转差能耗AbstractThis topic take elevator computer speed regulation dragging system as object of study.This issue under the elevator drag cited machine electric drive systemrequirements, using the rotor circuit to control the series resistance speed motor and rotor drag cited. Based on AT89C51 Microcontroller elevator control software system control signals to adjust the motor,on order to control the start and stop, speed and run time of the elevator. The main research phase AC induction motor winding starting, braking, and a variety of operating conditions, and its working principle and calculations.KEY WORDS: Velocity modulation ； Rotor electric circuit series resistance ；Slips the energy consumption目 录1 绪论..............................................................................................................................................11.1课题背景...........................................................................................................................11.2电梯的进展与概况...........................................................................................................11.3电机及电力拖动技术的进展与前景...............................................................................21.4课题讨论任务与要求.................................................................................
