【摘要】 根据《煤矿用架空乘人装置安全检测规范》的要求,通过西门子PLC及其扩展模块,实现了煤矿架空乘人装置的过速保护、防滑保护、限位保护、变坡点掉绳保护、全程急停保护、乘人越位保护、制动器失效保护等功能,该系统灵敏可靠,稳定性好,达到了无人值守目的。更多还原

【Abstract】 According to the "safety testing standards of airlifts-person device in mine" requirements,the system realizes over-speed protection,non-slip protection,limit protection,point of gradient change out the rope protection,full emergency stop protection,people offside protection,brake failure protection function by using Siemens PLC and its extension.It is sensitive and reliable,as well as good stability,and realizes the unattended goal.更多还原