煤矿机电
煤礦機電
매광궤전
COLLIERY MECHANICAL & ELECTRICAL TECHNOLOGY
2012年
6期
81-83
,共3页
煤矿%综采工作面%PLC可编程控制器%变频调速%恒压供液
煤礦%綜採工作麵%PLC可編程控製器%變頻調速%恆壓供液
매광%종채공작면%PLC가편정공제기%변빈조속%항압공액
coal mine%fully mechanized workable face%PLC%frequency control system%constant voltage andhydraulic supply
针对煤矿井下地质条件复杂，支架压力变化大，供液系统压力波动大等问题，采用PLC为控制核心，结合变频调速，设计了一套恒压供液PLC变频调速控制系统。该系统经现场运行表明，系统平稳、可靠、节能，达到了设计要求。
針對煤礦井下地質條件複雜，支架壓力變化大，供液繫統壓力波動大等問題，採用PLC為控製覈心，結閤變頻調速，設計瞭一套恆壓供液PLC變頻調速控製繫統。該繫統經現場運行錶明，繫統平穩、可靠、節能，達到瞭設計要求。
침대매광정하지질조건복잡，지가압력변화대，공액계통압력파동대등문제，채용PLC위공제핵심，결합변빈조속，설계료일투항압공액PLC변빈조속공제계통。해계통경현장운행표명，계통평은、가고、절능，체도료설계요구。
According to the problems such as complicated geological condition, variable hydraulic support pressure change and big fluctuation of hydraulic supply pressure, the frequency control speed drive system of constant voltage and hydraulic supply system is designed based on PLC and combined with frequency speed regulation. The operation shows that the system is stable, reliable and energy-saving, which meets the design requirements.
