摘要
论述了PROFIBUS-DP现场总线技术在大庆石化分公司腈纶厂纺丝线电气控制系统改造中的成功实现,分析了PROFIBUS-DP的通讯原理,阐述了SIEMENSS7-300PLC对纺丝电控系统中24台MASTERDRIVESVC型变频器进行启动、停止以及速度给定的控制。
expounding successful realization of PROFIBUS-DP field bus technology in electrical control system reformation of spin-ning production line,acrylic fiber plant,Daqing Petrochemical Branch Company,and analyzing PROFIBUS-DP communication principle,it explains start,stop and speed assignment control for24sets of MASTERDRIVES VC type converters by SIEMENS S7-300PLC in electrical control system of spinning production line.
出处
《炼油与化工》
2003年第3期41-42,共2页
Refining And Chemical Industry