外文翻译--基于物理实验SimaticPLC运行的实时显示测量 英文版.pdf
IEEETRANSACTIONSONNUCLEARSCIENCE,VOL51,NO3,JUNE2004489MEASUREMENTOFREALTIMEASPECTSOFSIMATICPLCOPERATIONINTHECONTEXTOFPHYSICSEXPERIMENTSHARALDKLEINES,JANOSSARKADI,FRANKSUXDORF,ANDKLAUSZWOLLABSTRACTTODAY,MOSTSLOWCONTROLSYSTEMSFORPHYSICSEXPERIMENTSATFORSCHUNGSZENTRUMJLICHAREIMPLEMENTEDWITHPROGRAMMABLELOGICCONTROLLERPLCTECHNOLOGYANDFIELDBUSSYSTEMSINMANYCASES,EVENDETERMINISTICRESPONSEISREQUIREDFROMTHEPLCSTHISRAISESTHEQUESTIONABOUTTHEREALTIMEPERFORMANCETHATCANBEEXPECTEDFROMAPLCRESPONSETIMEMEASUREMENTSOFSIMATICPLCSMANUFACTUREDBYTHEWORLDMARKETLEADERSIEMENSAREPRESENTEDINFLUENCEOFPROGRAMSTRUCTUREANDHARDWARECONFIGURATIONONPERFORMANCEANDDETERMINISTICBEHAVIOROFAPLCISDISCUSSEDIPROGRAMMABLELOGICCONTROLLERSPLCSINEXPERIMENTCONTROLSYSTEMSTODAY,INDUSTRIALAUTOMATIONTECHNOLOGYISWELLESTABLISHEDININFRASTRUCTURESYSTEMSFORPHYSICSEXPERIMENTS,EG,INWATERORGASSUPPLYSYSTEMSTHISLEADSTOTHEHEAVYUSEOFPROGRAMMABLELOGICCONTROLLERSPLCS,WHICHTYPICALLYARETHEINTELLIGENTAUTOMATIONSTATIONSFORMINGTHECOREOFINDUSTRIALSYSTEMS1MAIN