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安全仪表SIS系统设计原则

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安全仪表SIS系统设计原则

发布日期:2018-12-27 作者:迪奥德自动化 点击:

       SIS 安全仪表系统(ESD紧急停车系统)的主要作用是在工艺生产过程发生危险故障时将其自动或手动带回到预先设计的安全状态,以确保工艺装置的生产的安全,避免重大人身伤害及重大设备损坏事故。在安全仪表系统的设计过程中,IEC 61508,IEC 61511提供了极好的国际通用技术规范和参考资料,在安全仪表系统回路设计过程中,一般需要遵循下列几点原则。接下来SIS系统厂家7080棋牌的小编就和大家分享下。

sis系统

1、SIS ANQUANYIBIAOXITONG(ESDJINJITINGCHEXITONG)SHEJIDEKEKAOXINGYUANZE

7080棋牌     WEILEBAOZHENGGONGYIZHUANGZHIDESHENGCHANANQUAN,ANQUANYIBIAOXITONGBIXUJUBEIYUGONGYIGUOCHENGXIANGSHIYINGDEANQUANWANZHENGXINGDENGJISIL(Safety Integrity Level)DEKEKAODU。DUICI,IEC 61508JINXINGLEXIANGXIDEJISHUGUIDING。DUIYUANQUANYIBIAOXITONG,KEKAOXINGYOULIANGGEHANYI,YIGESHIANQUANYIBIAOXITONGBENSHENDEGONGZUOKEKAOXING;LINGYIGESHIANQUANYIBIAOXITONGDUIGONGYIGUOCHENGRENZHIHELIANSUOBAOHUDEKEKAOXING,HAIYINGYOUDUIGONGYIGUOCHENGCELIANG,PANDUANHELIANSUOZHIXINGDEGAOKEKAOXING。

7080棋牌PINGGUANQUANWANZHENGXINGDENGJISILDEZHUYAOCANSHUJIUSHIPFDavg(probability of failure on demand PINGJUNWEIXIANGUZHANGLV),ANQICONGGAODAODIYICIFENWEI1~4JI。ZAISHIHUAXINGYEZHONGYIBANSHEJIDAODEZHIYOU1,2,3JI,YINWEISIL4JITOUZIDA,XITONGFUZA,YIBANZHIYONGYUHEDIANXINGYE。


7080棋牌2、SIS ANQUANYIBIAOXITONG(ESDJINJITINGCHEXITONG)SHEJIDEKEYONGXINGYUANZE

     WEILETIGAOXITONGDEKEYONGXING,SIS ANQUANYIBIAOXITONG(ESDJINJITINGCHEXITONG)YINGJUYOUYINGJIANHERUANJIANZIZHENDUANHECESHIGONGNENG。ANQUANYIBIAOXITONGYINGWEIMEIGESHURUGONGYILIANSUOXINHAOSHEZHIWEIHUPANGLUKAIGUAN,FANGBIANJINXINGZAIXIANCESHIHEWEIHUTONGSHIJIANSHAOYINANQUANYIBIAOXITONGXITONGWEIHUZAOCHENGDETINGCHE。XUYAOZHUYIDESHIYONGYUSANXUANERBIAOJUEFANGANDERONGYUJIANCEYUANJIANBUXUYAOPANGLU,SHOUDONGTINGCHESHURUYEBUXUYAOPANGLU。TONGSHIYANJINDUIANQUANYIBIAOXITONGSHUCHUXINHAOSHELIPANGLUKAIGUAN,YIFANGZHIWUCAOZUOERDAOZHISHIGUFASHENG。RUGUOSILJISUANBIAOMINGCESHIZHOUQIXIAOYUGONGYITINGCHEZHOUQI,ERDUIZHIXINGJIGOUJINXINGZAIXIANCESHISHIWUFAQUEBAOBUYINGXIANGGONGYIERDAOZHIWUTINGCHE,ZEANQUANYIBIAOXITONGDESHEJIYINGDANGGENJUXUYAOJINXINGXIUGAI,TONGGUOTIGAORONGYUPEIZHIYIYANZHANGCESHIZHOUQIHUOCAIYONGBUFENXINGCHENGCESHIFA,DUISHIGUZHUANGTAIGUANBIDEFAMENZENGJIASHOUDONGPANGTONGFA,DUISHIGUZHUANGTAIKAIQIDEFAMENZENGJIASHOUDONGJIEZHIFADENGCUOSHI,YIYUNXUZAIXIANCESHIANQUANYIBIAOXITONGFAMEN。ZHEIXIESHOUDUANDUIYUTIGONGANQUANYIBIAOXITONGDEKEYONGXINGDOUSHIHENYOUBANGZHUDE。


3、SIS ANQUANYIBIAOXITONG(ESDJINJITINGCHEXITONG)SHEJIDEDULIXINGYUANZE

     SIS ANQUANYIBIAOXITONG(ESDJINJITINGCHEXITONG)YINGDULIYUJIBENGUOCHENGKONGZHIXITONG(BPCS,RUDCS,FCS,CCS,PLCDENG),DULIWANCHENGANQUANBAOHUGONGNENG。ANQUANYIBIAOXITONGDEJIANCEYUANJIAN,KONGZHIDANYUANHEZHIXINGJIGOUYINGDANDUSHEZHI。RUGUOGONGYIYAOQIUTONGSHIJINXINGLIANSUOHEKONGZHIDEQINGKUANGXIA,ANQUANYIBIAOXITONGHEBPCSYINGGEZISHEZHIDULIDEJIANCEYUANJIANHEQUYUANDIAN(GEBIETESHUQINGKUANGCHUWAI,RUPEIZHISANQUERJIANCEYUANJIAN,JINDCSXINHAOSANQUZHONG,JINANQUANYIBIAOXITONGSANQUER,JINGGUOXINHAOFENPEIQIGONGYONGJIANCEYUANJIAN)。RUXUYAO,SIS ANQUANYIBIAOXITONG(ESDJINJITINGCHEXITONG)XITONGYINGNENGTONGGUOSHUJUTONGXINLIANJIEYIZHIDUFANGSHIYUDCSTONGXIN,DANJINZHIDCSTONGGUOGAITONGXINLIANJIEXIANGANQUANYIBIAOXITONGXIEXINXI。ANQUANYIBIAOXITONGYINGPEIZHIDULIDETONGXINWANGLUO,BAOKUODULIDEWANGLUOJIAOHUANJI,FUWUQI,GONGCHENGSHIZHANDENG。SIS ANQUANYIBIAOXITONG(ESDJINJITINGCHEXITONG)YINGCAIYONGRONGYUDIANYUAN,YOUDULIDESHUANGLUPEIDIANHUILUGONGDIAN。YINGBIMIANANQUANYIBIAOXITONGHEBPCSDEXINHAOJIEXIANCHUXIANTONGYIJIEXIANXIANG,ZHONGJIANJIEXIANJUHEKONGZHIJUNEI。


4、SIS ANQUANYIBIAOXITONG(ESDJINJITINGCHEXITONG)SHEJIDEBIAOZHUNRENZHENGYUANZE

7080棋牌     SUIZHEANQUANBIAOZHUNDETUICHUYIJIDUIANQUANXITONGZHONGSHIDUDEBUDUANTIGAO,ANQUANYIBIAOXITONGDERENZHENGYEBIANDEYUELAIYUEZHONGYAO,XITONGDESHEJISIXIANG,XITONGJIEGOUDOUXUYANGEZUNSHOUXIANGYINGGUOJIBIAOZHUNBINGQUDEQUANWEIJIGOUDERENZHENG。ANQUANYIBIAOXITONGBIXUHUODEIEC 61508 SILHE/HUOTUV AK(DE)XIANGYINGSILDENGJIDERENZHENG。SIS ANQUANYIBIAOXITONG(ESDJINJITINGCHEXITONG)ZHONGSHIYONGDEYINGJIAN,RUANJIANHEYIBIAOBIXUZUNSHOUZHENGSHIBANBENBINGYISHANGYEHUA,TONGSHIBIXUHUODEGUOJIAYOUGUANFANGBAO,JILIANG,YALIRONGQIDENGQIANGZHIRENZHENG。YANJINSHIYONGRENHESHIYANCHANPIN。


5、GUZHANGANQUANYUANZE

    DANGSIS ANQUANYIBIAOXITONG(ESDJINJITINGCHEXITONG)DEYUANJIAN,SHEBEI,HUANJIEHUONENGYUANFASHENGGUZHANGHUOZHESHIXIAOSHI,SIS ANQUANYIBIAOXITONG(ESDJINJITINGCHEXITONG)SHEJIYINGDANGSHIGONGYIGUOCHENGNENGGOUQUXIANGANQUANYUNXINGHUOZHEANQUANZHUANGTAI。ZHEIJIUSHIXITONGSHEJIDEGUZHANGANQUANXINGYUANZE。NENGFOUSHIXIAN“GUZHANGANQUAN“QUJUEYUGONGYIGUOCHENGJIANQUANYIBIAOXITONGDESHEJI。ZHENGGESIS ANQUANYIBIAOXITONG(ESDJINJITINGCHEXITONG),BAOKUOXIANCHANGYIBIAOHEZHIXINGQI,DOUYINGSHEJICHENGYIXIAJUEDUIANQUANXINGSHI,JI:1)XIANCHANGCHUDIANYINGKAILUBAOJING,ZHENGCHANGCAOZUOTIAOJIANXIABIHE;2)XIANCHANGZHIXINGQILIANSUOSHIBUDAIDIAN,ZHENGCHANGCAOZUOTIAOJIANXIADAIDIAN。


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关键词:dcs系统集成,dcs系统,sis系统

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