【摘要】 该文对电牵引采煤机变频调速装置进行了系统的研究和设计,对实现的功能进行了详细的阐述。该装置是由主控制系统、变频调速系统、再生制动保护系统、温湿度控制系统组成。它采用了先进的PWM变频调速技术和微电脑控制技术,使采煤机控制操作可靠,调速范围广,牵引力更大,防滑能力强。在恶劣环境下使用也更为安全可靠。尤其适用于薄煤层工作面倾角大的环境。为我国煤矿装备制造业的技术进步,提高国际竞争力,提供了一种崭新的变频自动控制技术。更多还原

【Abstract】 In this paper the electric haulage shearer frequency conversion system research and design,to realize the function in detail.This device is a control system,variable frequency speed regulation system,the regenerative braking protection system,temperature and humidity control system.It adopts the advanced PWM inverter technology and microcomputer control technology,makes the coal mining machine control operation,reliable,and speed range,traction bigger,prevent slippery ability.In the harsh environment using more safe and reliable.In thin coal seam face is especially suitable for large dip Angle of the environment.For our coal mine equipment manufacturing technology,improve the international competitiveness,and provides a new frequency automatic control technology.更多还原