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详解SIS安全仪表系统

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详解SIS安全仪表系统

发布日期:2018-10-19 作者:迪奥德自动化系统 点击:

1、什么是安全仪表系统

在IEC61508 中,SIS系统被称为安全相关系统(Safety Related System),将被控对象称为被控设备(EUC)。


IEC61511JIANGANQUANYIBIAOXITONGSISDINGYIWEIYONGYUZHIXINGYIGEHUODUOGEANQUANYIBIAOGONGNENG(Safety Instrumented Function,SIF)DEYIBIAOXITONG。SISSHIYOUCHUANGANQI(RUGELEIKAIGUAN、BIANSONGQIDENG)、LUOJIKONGZHIQI、YIJIZUIZHONGYUANJIAN(RUDIANCIFA、DIANDONGMENDENG)DEZUHEZUCHENG。

SIS系统

IEC61511YOUJINYIBUZHICHU,SISKEYIBAOKUO,YEKEYIBUBAOKUORUANJIAN。LINGWAI,DANGCAOZUORENYUANDESHOUDONGCAOZUOBEISHIWEISISDEYOUJIZUCHENGBUFENSHI,BIXUZAIANQUANGUIGESHU(Safety Requirement Specification,SRS)ZHONGDUIRENYUANCAOZUODONGZUODEYOUXIAOXINGHEKEKAOXINGZUOCHUMINGQUEGUIDING,BINGBAOKUOZAISISDEJIXIAOJISUANZHONG。


7080棋牌CONGSISDEFAZHANGUOCHENGKAN,QIKONGZHIDANYUANBUFENJINGLILEDIANQIJIDIANQI(Electrical)、DIANZIGUTAIDIANLU(Electronic)HEKEBIANCHENGDIANZIXITONG(Programmable Electronic System),JIE/E/PESSANGEJIEDUAN。


2、SIS的基本原则

7080棋牌SISBEIDINGYIWEISHIXIANYIGEHUODUOGEANQUANYIBIAOGONGNENGDEYIBIAOXITONG。SISBAOKUOCELIANGYIBIAO、LUOJIYUNSUANQIHEZUIZHONGYUANJIAN、GUANLIANRUANJIANJIBUJIAN。MUQIAN,YIBIAOBAOHUXITONGIPS、ANQUANLIANSUOXITONGSIS(Safety Interlocking System)、JINJITINGCHEXITONGESD、YALIBAOHUXITONGHIPPSHEHUOQIBAOHUXITONGF&GSDENGDOUSHUYUANQUANYIBIAOXITONGDEFANCHOU。


SISZAISHENGCHANZHUANGZHIDEKAICHE、TINGCHE、YUNXINGYIJIWEIHUQIJIAN,DUIRENYUANJIANKANG、ZHUANGZHISHEBEIJIHUANJINGTIGONGANQUANBAOHU。WULUNSHISHENGCHANZHUANGZHIBENSHENCHUXIANDEGUZHANGWEIXIAN,HAISHIRENWEIYINSUDAOZHIDEWEIXIANYIJIYIXIEBUKEKANGJUYINSUYINFADEWEIXIAN,SISDOUYINGLIJIZUOCHUZHENGQUEFANYINGBINGJICHUXIANGYINGDELUOJIXINHAO,SHISHENGCHANZHUANGZHIANQUANLIANSUOHUOTINGCHE,ZUZHIWEIXIANDEFASHENGHESHIGUDEKUOSAN,SHIWEIHAIJIANSHAODAOZUIXIAO。

7080棋牌ANQUANYIBIAOXITONGYINGJUBEIGAODEKEKAOXING、KEYONGXINGHEKEWEIHUXING。DANGANQUANYIBIAOXITONGBENSHENCHUXIANGUZHANGSHIRENGNENGTIGONGANQUANBAOHUGONGNENG。




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关键词:SIS系统,DCS系统厂家,仪器仪表阀门

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