濰坊SIS系統用途
SIS系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)(tong)(安(an)全(quan)(quan)(quan)儀(yi)(yi)(yi)表系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)(tong))概念在IEC61508中(zhong),SIS系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)(tong)被(bei)(bei)稱(cheng)為(wei)(wei)安(an)全(quan)(quan)(quan)相關系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)(tong)(SafetyRelatedSystem),將被(bei)(bei)控(kong)(kong)(kong)對(dui)象稱(cheng)為(wei)(wei)被(bei)(bei)控(kong)(kong)(kong)設備(EUC)IEC61511將安(an)全(quan)(quan)(quan)儀(yi)(yi)(yi)表SIS系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)(tong)定(ding)義為(wei)(wei)用于(yu)執行一(yi)個(ge)(ge)或多(duo)個(ge)(ge)安(an)全(quan)(quan)(quan)儀(yi)(yi)(yi)表功(gong)能(neng)(neng)(SafetyInstrumentedFunction,SIF)的(de)(de)儀(yi)(yi)(yi)表系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)(tong)。SIS是(shi)(shi)由傳感器(qi)(如各類開(kai)關、變送器(qi)等(deng))、邏(luo)輯(ji)控(kong)(kong)(kong)制(zhi)器(qi)、以及**終元件(如電磁(ci)閥(fa)、電動門等(deng))的(de)(de)組(zu)合組(zu)成。IEC61511又(you)進一(yi)步指(zhi)出(chu)(chu),SIS系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)(tong)可(ke)(ke)以包括(kuo),也(ye)可(ke)(ke)以不包括(kuo)軟件。另外,當操(cao)作(zuo)人員的(de)(de)手(shou)動操(cao)作(zuo)被(bei)(bei)視為(wei)(wei)SIS系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)(tong)的(de)(de)有機組(zu)成部分時,必(bi)須在安(an)全(quan)(quan)(quan)規格書(shu)(SafetyRequirementSpecification,SRS)中(zhong)對(dui)人員操(cao)作(zuo)動作(zuo)的(de)(de)有效性和(he)可(ke)(ke)靠性做(zuo)出(chu)(chu)明(ming)確規定(ding),并包括(kuo)在SIS的(de)(de)績效計算中(zhong)。從SIS系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)(tong)的(de)(de)發(fa)展過(guo)程看,其控(kong)(kong)(kong)制(zhi)單元部分經歷了電氣繼電器(qi)(Electrical)、電子固態(tai)電路(Electronic)和(he)可(ke)(ke)編程電子系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)(tong)(ProgrammableElectronicSystem),即E/E/PES三個(ge)(ge)階段。SIS安(an)全(quan)(quan)(quan)儀(yi)(yi)(yi)表系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)(tong)(1)SIF安(an)全(quan)(quan)(quan)儀(yi)(yi)(yi)表功(gong)能(neng)(neng)可(ke)(ke)以是(shi)(shi)安(an)全(quan)(quan)(quan)儀(yi)(yi)(yi)表保護功(gong)能(neng)(neng),也(ye)可(ke)(ke)以是(shi)(shi)安(an)全(quan)(quan)(quan)儀(yi)(yi)(yi)表控(kong)(kong)(kong)制(zhi)功(gong)能(neng)(neng),或包含這兩者。(2)需要說明(ming)的(de)(de)是(shi)(shi),這里(li)所說的(de)(de)安(an)全(quan)(quan)(quan)儀(yi)(yi)(yi)表控(kong)(kong)(kong)制(zhi)功(gong)能(neng)(neng),是(shi)(shi)指(zhi)以連(lian)續模(mo)式(ContinuousMode)操(cao)作(zuo)并具有特定(ding)的(de)(de)SIL,用于(yu)防止危險狀態(tai)發(fa)生或者減(jian)輕(qing)其發(fa)生的(de)(de)后果,與常規的(de)(de)PID控(kong)(kong)(kong)制(zhi)功(gong)能(neng)(neng)是(shi)(shi)完全(quan)(quan)(quan)不同的(de)(de)概念。。
巖(yan)騰(teng)自動化用(yong)穩(wen)定的質(zhi)量,合(he)理的價(jia)格為您(nin)服務。濰坊SIS系統用(yong)途
SIS無非是(shi)(shi)一(yi)(yi)(yi)個(ge)更加貴一(yi)(yi)(yi)點的(de)(de)(de)(de)(de)(de)(de)(de)PLC而已。按(an)照(zhao)(zhao)公司的(de)(de)(de)(de)(de)(de)(de)(de)套路把項目做(zuo)完就行(xing)了(le)(le)。至(zhi)于哪(na)樣更安(an)(an)(an)(an)全(quan)(quan),應(ying)(ying)(ying)該怎么(me)配置(zhi)(zhi),應(ying)(ying)(ying)該怎么(me)評(ping)定安(an)(an)(an)(an)全(quan)(quan)等(deng)級,應(ying)(ying)(ying)該怎么(me)測(ce)試。這不(bu)(bu)(bu)是(shi)(shi)我(wo)(wo)考慮的(de)(de)(de)(de)(de)(de)(de)(de)問(wen)題(ti)的(de)(de)(de)(de)(de)(de)(de)(de),我(wo)(wo)也(ye)沒有相(xiang)(xiang)應(ying)(ying)(ying)的(de)(de)(de)(de)(de)(de)(de)(de)水平,我(wo)(wo)也(ye)不(bu)(bu)(bu)具備相(xiang)(xiang)應(ying)(ying)(ying)的(de)(de)(de)(de)(de)(de)(de)(de)能力(li),我(wo)(wo)也(ye)只是(shi)(shi)個(ge)干活的(de)(de)(de)(de)(de)(de)(de)(de),干SIS還是(shi)(shi)干儀表(biao),還是(shi)(shi)干PLC,對我(wo)(wo)來說(shuo)(shuo),沒有任(ren)何的(de)(de)(de)(de)(de)(de)(de)(de)差別。安(an)(an)(an)(an)全(quan)(quan)等(deng)級在現(xian)場每個(ge)項目的(de)(de)(de)(de)(de)(de)(de)(de)實際(ji)中(zhong),計(ji)(ji)算是(shi)(shi)一(yi)(yi)(yi)個(ge)相(xiang)(xiang)當麻煩(fan)的(de)(de)(de)(de)(de)(de)(de)(de)問(wen)題(ti)。而且從原(yuan)則上來說(shuo)(shuo),計(ji)(ji)算安(an)(an)(an)(an)全(quan)(quan)等(deng)級和(he)評(ping)定安(an)(an)(an)(an)全(quan)(quan)等(deng)級,是(shi)(shi)需要相(xiang)(xiang)應(ying)(ying)(ying)的(de)(de)(de)(de)(de)(de)(de)(de)有資質的(de)(de)(de)(de)(de)(de)(de)(de)機構來進行(xing)的(de)(de)(de)(de)(de)(de)(de)(de)。不(bu)(bu)(bu)過(guo)做(zuo)為業(ye)主,必須要清醒(xing)的(de)(de)(de)(de)(de)(de)(de)(de)認識到(dao)(dao),你(ni)的(de)(de)(de)(de)(de)(de)(de)(de)安(an)(an)(an)(an)全(quan)(quan)系(xi)統(tong)的(de)(de)(de)(de)(de)(de)(de)(de)安(an)(an)(an)(an)全(quan)(quan)等(deng)級是(shi)(shi)一(yi)(yi)(yi)個(ge)系(xi)統(tong)的(de)(de)(de)(de)(de)(de)(de)(de)概(gai)念(nian),是(shi)(shi)一(yi)(yi)(yi)個(ge)整(zheng)體的(de)(de)(de)(de)(de)(de)(de)(de)概(gai)念(nian),不(bu)(bu)(bu)是(shi)(shi)給(gei)你(ni)配了(le)(le)Triconex,他(ta)(ta)就達到(dao)(dao)了(le)(le)SIL3,也(ye)不(bu)(bu)(bu)是(shi)(shi)給(gei)你(ni)配置(zhi)(zhi)了(le)(le)HIMAPlanna,他(ta)(ta)就達到(dao)(dao)了(le)(le)SIl4,更不(bu)(bu)(bu)是(shi)(shi)照(zhao)(zhao)套路給(gei)你(ni)照(zhao)(zhao)搬了(le)(le)ABBAC160,他(ta)(ta)就達到(dao)(dao)了(le)(le)核(he)電的(de)(de)(de)(de)(de)(de)(de)(de)安(an)(an)(an)(an)全(quan)(quan)等(deng)級。既然說(shuo)(shuo)安(an)(an)(an)(an)全(quan)(quan)等(deng)級是(shi)(shi)一(yi)(yi)(yi)個(ge)系(xi)統(tong)的(de)(de)(de)(de)(de)(de)(de)(de)概(gai)念(nian),整(zheng)體的(de)(de)(de)(de)(de)(de)(de)(de)概(gai)念(nian)。那(nei)么(me),其(qi)(qi)實,安(an)(an)(an)(an)全(quan)(quan)系(xi)統(tong)的(de)(de)(de)(de)(de)(de)(de)(de)終(zhong)安(an)(an)(an)(an)全(quan)(quan)等(deng)級,其(qi)(qi)實基本上取(qu)決于你(ni)的(de)(de)(de)(de)(de)(de)(de)(de)系(xi)統(tong)中(zhong)爛(lan)的(de)(de)(de)(de)(de)(de)(de)(de)那(nei)一(yi)(yi)(yi)塊,比較低(di)的(de)(de)(de)(de)(de)(de)(de)(de)那(nei)一(yi)(yi)(yi)塊。直白(bai)的(de)(de)(de)(de)(de)(de)(de)(de)說(shuo)(shuo),不(bu)(bu)(bu)管你(ni)配置(zhi)(zhi)多么(me)的(de)(de)(de)(de)(de)(de)(de)(de)SIS-ESD安(an)(an)(an)(an)全(quan)(quan)型控(kong)制系(xi)統(tong),你(ni)采用了(le)(le)一(yi)(yi)(yi)個(ge)破爛(lan)的(de)(de)(de)(de)(de)(de)(de)(de)變(bian)送器。并且這個(ge)變(bian)送器沒有做(zuo)任(ren)何的(de)(de)(de)(de)(de)(de)(de)(de)安(an)(an)(an)(an)全(quan)(quan)增強措(cuo)施(例如冗余(yu)或者表(biao)決),你(ni)的(de)(de)(de)(de)(de)(de)(de)(de)這個(ge)系(xi)統(tong)安(an)(an)(an)(an)全(quan)(quan)等(deng)級和(he)一(yi)(yi)(yi)個(ge)常(chang)規的(de)(de)(de)(de)(de)(de)(de)(de)PLC,DCS系(xi)統(tong)沒有任(ren)何本質上的(de)(de)(de)(de)(de)(de)(de)(de)區(qu)別。山東SIS系(xi)統(tong)廠家巖騰自動化(hua)一(yi)(yi)(yi)直穩步快速發展。
各階段HAZOP分(fen)析HAZOP基(ji)于(yu)以下(xia)認知(zhi):如(ru)果工藝(yi)物料按照(zhao)原(yuan)(yuan)本的(de)(de)(de)設(she)(she)計(ji)意圖,以預想(xiang)的(de)(de)(de)狀態(溫度(du)、壓力、流量(liang)(liang)、液(ye)位和(he)相態等(deng))停留在設(she)(she)備或(huo)管道內,整個工藝(yi)系統就處(chu)于(yu)安(an)(an) 全(quan)的(de)(de)(de)狀態。多個來自于(yu)現(xian)場(chang)裝(zhuang)置的(de)(de)(de)工程(cheng)師(shi),共(gong)同(tong)對同(tong)一對象進行風(feng)(feng)險分(fen)析能科學(xue)、高.效的(de)(de)(de)發(fa)現(xian)問題!(1)分(fen)析節(jie)點在開展HAZOP分(fen)析時,通常將復雜的(de)(de)(de)工藝(yi)系統分(fen).解(jie)成若干“子系統”,每個子系統稱作一個“節(jie)點”。(2)引導(dao)詞(ci)(ci)(3)工藝(yi)參數(shu):是(shi)指(zhi)(zhi)與過(guo)程(cheng)有(you)關的(de)(de)(de)物理(li)(li)和(he)化學(xue)特性。(4)偏(pian)(pian)差(cha)(cha):“工藝(yi)參數(shu)+引導(dao)詞(ci)(ci)”即為偏(pian)(pian)差(cha)(cha)。(5)原(yuan)(yuan)因:指(zhi)(zhi)引起(qi)偏(pian)(pian)差(cha)(cha)產(chan)生(sheng)的(de)(de)(de)一切可能原(yuan)(yuan)因,須(xu)是(shi)具體的(de)(de)(de),盡量(liang)(liang)不(bu)(bu)要籠(long)統的(de)(de)(de)原(yuan)(yuan)因。(6)后果:是(shi)指(zhi)(zhi)偏(pian)(pian)離所(suo)導(dao)致的(de)(de)(de)結果(不(bu)(bu)利(li)后果);偏(pian)(pian)離設(she)(she)計(ji)意圖時導(dao)致的(de)(de)(de)結果。(7)安(an)(an) 全(quan)措(cuo)(cuo)施(shi)(shi)(shi)(shi)(shi)(shi):或(huo)稱現(xian)有(you)安(an)(an) 全(quan)措(cuo)(cuo)施(shi)(shi)(shi)(shi)(shi)(shi),是(shi)指(zhi)(zhi)當前設(she)(she)計(ji)、已經安(an)(an)裝(zhuang)的(de)(de)(de)設(she)(she)施(shi)(shi)(shi)(shi)(shi)(shi)或(huo)管理(li)(li)實(shi)踐中(zhong)(zhong)已經存在的(de)(de)(de)安(an)(an) 全(quan)措(cuo)(cuo)施(shi)(shi)(shi)(shi)(shi)(shi)。它是(shi)防止事故發(fa)生(sheng)或(huo)減緩事故后果的(de)(de)(de)工程(cheng)措(cuo)(cuo)施(shi)(shi)(shi)(shi)(shi)(shi)或(huo)管理(li)(li)措(cuo)(cuo)施(shi)(shi)(shi)(shi)(shi)(shi)。(8)建(jian)議(yi)措(cuo)(cuo)施(shi)(shi)(shi)(shi)(shi)(shi):是(shi)指(zhi)(zhi)所(suo)提議(yi)的(de)(de)(de)消.除或(huo)控制危險的(de)(de)(de)措(cuo)(cuo)施(shi)(shi)(shi)(shi)(shi)(shi)。HAZOP分(fen)析過(guo)程(cheng)中(zhong)(zhong),如(ru)果現(xian)有(you)安(an)(an).全(quan)措(cuo)(cuo)施(shi)(shi)(shi)(shi)(shi)(shi)不(bu)(bu)足以將事故場(chang)景的(de)(de)(de)風(feng)(feng)險降低到可以接(jie)受的(de)(de)(de)水平,HAZOP分(fen)析團(tuan)隊應(ying)提出必要的(de)(de)(de)建(jian)議(yi)降低風(feng)(feng)險。
安(an)(an)(an)全(quan)儀(yi)(yi)表系(xi)(xi)統(tong)(tong)安(an)(an)(an)裝與hazop分(fen)(fen)(fen)(fen)(fen)(fen)析(xi)sil定(ding)級關系(xi)(xi),根據(ju)安(an)(an)(an)監(jian)局116號文規定(ding),安(an)(an)(an)全(quan)儀(yi)(yi)表系(xi)(xi)統(tong)(tong),簡(jian)稱(cheng)SIS系(xi)(xi)統(tong)(tong),SIS系(xi)(xi)統(tong)(tong)是(shi)(shi)(shi)安(an)(an)(an)全(quan)儀(yi)(yi)表系(xi)(xi)統(tong)(tong),ESD是(shi)(shi)(shi)緊急停(ting)車系(xi)(xi)統(tong)(tong),ESD屬(shu)于SIS系(xi)(xi)統(tong)(tong)的(de)(de)(de)(de)(de)一部分(fen)(fen)(fen)(fen)(fen)(fen)。SIS系(xi)(xi)統(tong)(tong)包括(kuo)現場(chang)儀(yi)(yi)表、邏(luo)輯解決(jue)器(qi)、執(zhi)行機構(gou)三(san)部分(fen)(fen)(fen)(fen)(fen)(fen),這三(san)個(ge)部分(fen)(fen)(fen)(fen)(fen)(fen)都(dou)要(yao)(yao)是(shi)(shi)(shi)安(an)(an)(an)全(quan)設(she)計的(de)(de)(de)(de)(de),常規的(de)(de)(de)(de)(de)ESD系(xi)(xi)統(tong)(tong)只(zhi)是(shi)(shi)(shi)SIS的(de)(de)(de)(de)(de)邏(luo)輯解決(jue)器(qi)這部分(fen)(fen)(fen)(fen)(fen)(fen),當然也要(yao)(yao)是(shi)(shi)(shi)安(an)(an)(an)全(quan)設(she)計的(de)(de)(de)(de)(de)。特點依(yi)然是(shi)(shi)(shi)PID控(kong)制,借助其強大的(de)(de)(de)(de)(de)通訊功能,是(shi)(shi)(shi)整合工(gong)廠所(suo)有(you)自(zi)動(dong)化設(she)備(bei)的(de)(de)(de)(de)(de)系(xi)(xi)統(tong)(tong),SIS系(xi)(xi)統(tong)(tong)比DCS系(xi)(xi)統(tong)(tong)在可(ke)靠性(xing)(xing)、可(ke)用(yong)性(xing)(xing)上要(yao)(yao)求(qiu)更嚴格,IEC61508、IEC61511等(deng)(deng)標準(zhun)中,要(yao)(yao)求(qiu)SIS系(xi)(xi)統(tong)(tong)與DCS系(xi)(xi)統(tong)(tong)硬件設(she)置(zhi)。SIL定(ding)級評(ping)估施(shi)工(gong)圖(tu)整體(ti)解決(jue)方案提供商,根據(ju)安(an)(an)(an)監(jian)局116號規定(ding),要(yao)(yao)求(qiu)所(suo)有(you)新建涉(she)及“兩重(zhong)點一重(zhong)大”的(de)(de)(de)(de)(de)化工(gong)裝置(zhi)和危險化學品儲存設(she)施(shi)要(yao)(yao)設(she)計符合要(yao)(yao)求(qiu)的(de)(de)(de)(de)(de)安(an)(an)(an)全(quan)儀(yi)(yi)表系(xi)(xi)統(tong)(tong)。HAZOP分(fen)(fen)(fen)(fen)(fen)(fen)析(xi)只(zhi)是(shi)(shi)(shi)其中的(de)(de)(de)(de)(de)一種分(fen)(fen)(fen)(fen)(fen)(fen)析(xi)方法(fa),它是(shi)(shi)(shi)保(bao)護層的(de)(de)(de)(de)(de)定(ding)性(xing)(xing)分(fen)(fen)(fen)(fen)(fen)(fen)析(xi),LOPA是(shi)(shi)(shi)終(zhong)定(ding)量分(fen)(fen)(fen)(fen)(fen)(fen)析(xi),也就是(shi)(shi)(shi)終(zhong)確(que)定(ding)SIL等(deng)(deng)級的(de)(de)(de)(de)(de)。SIS系(xi)(xi)統(tong)(tong)的(de)(de)(de)(de)(de)確(que)認需要(yao)(yao)定(ding)性(xing)(xing)分(fen)(fen)(fen)(fen)(fen)(fen)析(xi),HAZOP是(shi)(shi)(shi)目前主流(liu)分(fen)(fen)(fen)(fen)(fen)(fen)析(xi)方法(fa)。回(hui)路的(de)(de)(de)(de)(de)SIL等(deng)(deng)級是(shi)(shi)(shi)從HAZOP分(fen)(fen)(fen)(fen)(fen)(fen)析(xi)到LOPA分(fen)(fen)(fen)(fen)(fen)(fen)析(xi)后的(de)(de)(de)(de)(de)出來(lai)的(de)(de)(de)(de)(de),而(er)要(yao)(yao)判斷某個(ge)SIL回(hui)路是(shi)(shi)(shi)否滿足安(an)(an)(an)全(quan)等(deng)(deng)級要(yao)(yao)求(qiu),就得計算了,包括(kuo)儀(yi)(yi)表,電(dian)纜(lan),卡件,控(kong)制器(qi)等(deng)(deng)因(yin)素。巖騰自(zi)動(dong)化引進先進的(de)(de)(de)(de)(de)生產(chan)設(she)備(bei)和獨特的(de)(de)(de)(de)(de)制作工(gong)藝(yi)。
關于安(an)(an)(an)(an)(an)(an)(an)(an)全(quan)(quan)(quan)等(deng)級(ji)計(ji)(ji)算(suan)(suan)(suan)!A、目(mu)(mu)前地球上的(de)(de)(de)(de)(de)壓力變(bian)(bian)送(song)(song)(song)器(qi)都(dou)(dou)是(shi)(shi)SIL2安(an)(an)(an)(an)(an)(an)(an)(an)全(quan)(quan)(quan)認(ren)(ren)證等(deng)級(ji)的(de)(de)(de)(de)(de),你(ni)如(ru)何保證你(ni)的(de)(de)(de)(de)(de)檢(jian)測回(hui)路(lu)達到(dao)(dao)SIL3?答:你(ni)應(ying)該(gai)仔細閱讀TUV規(gui)范,按(an)照(zhao)標準進(jin)(jin)(jin)行計(ji)(ji)算(suan)(suan)(suan)。例如(ru)采用3個(ge)(ge)(ge)(ge)(ge)SIL2認(ren)(ren)證的(de)(de)(de)(de)(de)壓力變(bian)(bian)送(song)(song)(song)器(qi)做(zuo)3取(qu)(qu)1求中值(zhi)或(huo)者3取(qu)(qu)2表決,這(zhe)(zhe)(zhe)樣,雖(sui)然每(mei)個(ge)(ge)(ge)(ge)(ge)壓力變(bian)(bian)送(song)(song)(song)器(qi)都(dou)(dou)不能達到(dao)(dao)SIL3安(an)(an)(an)(an)(an)(an)(an)(an)全(quan)(quan)(quan)等(deng)級(ji),但是(shi)(shi)你(ni)的(de)(de)(de)(de)(de)AI檢(jian)測回(hui)路(lu)達到(dao)(dao)SIL3了(le)!B、關于安(an)(an)(an)(an)(an)(an)(an)(an)全(quan)(quan)(quan)柵(zha)(zha)(zha)和1入(ru)多(duo)出型安(an)(an)(an)(an)(an)(an)(an)(an)全(quan)(quan)(quan)柵(zha)(zha)(zha)!現實情況:假如(ru)你(ni)需要(yao)一(yi)個(ge)(ge)(ge)(ge)(ge)2取(qu)(qu)1的(de)(de)(de)(de)(de)AI檢(jian)測。在國內,不是(shi)(shi)安(an)(an)(an)(an)(an)(an)(an)(an)裝2個(ge)(ge)(ge)(ge)(ge)壓力變(bian)(bian)送(song)(song)(song)器(qi),進(jin)(jin)(jin)2個(ge)(ge)(ge)(ge)(ge)安(an)(an)(an)(an)(an)(an)(an)(an)全(quan)(quan)(quan)柵(zha)(zha)(zha),再進(jin)(jin)(jin)2個(ge)(ge)(ge)(ge)(ge)AI模(mo)塊(kuai),而是(shi)(shi)只安(an)(an)(an)(an)(an)(an)(an)(an)裝1個(ge)(ge)(ge)(ge)(ge)壓力變(bian)(bian)送(song)(song)(song)器(qi),進(jin)(jin)(jin)1個(ge)(ge)(ge)(ge)(ge)安(an)(an)(an)(an)(an)(an)(an)(an)全(quan)(quan)(quan)柵(zha)(zha)(zha),這(zhe)(zhe)(zhe)個(ge)(ge)(ge)(ge)(ge)安(an)(an)(an)(an)(an)(an)(an)(an)全(quan)(quan)(quan)柵(zha)(zha)(zha)是(shi)(shi)1入(ru)2出型,分(fen)別進(jin)(jin)(jin)2個(ge)(ge)(ge)(ge)(ge)AI模(mo)塊(kuai)。安(an)(an)(an)(an)(an)(an)(an)(an)全(quan)(quan)(quan)柵(zha)(zha)(zha)掛了(le),你(ni)認(ren)(ren)為你(ni)就(jiu)是(shi)(shi)配(pei)置AI的(de)(de)(de)(de)(de)2取(qu)(qu)1或(huo)者3取(qu)(qu)2,甚至M取(qu)(qu)N的(de)(de)(de)(de)(de)表決有用沒?仔細看一(yi)下老外的(de)(de)(de)(de)(de)做(zuo)法,這(zhe)(zhe)(zhe)種1入(ru)多(duo)出型安(an)(an)(an)(an)(an)(an)(an)(an)全(quan)(quan)(quan)柵(zha)(zha)(zha)本身(shen)(shen)(shen)主要(yao)是(shi)(shi)給多(duo)個(ge)(ge)(ge)(ge)(ge)系統(tong)分(fen)配(pei)信號(hao)用的(de)(de)(de)(de)(de)。例如(ru)一(yi)個(ge)(ge)(ge)(ge)(ge)壓力變(bian)(bian)送(song)(song)(song)器(qi)的(de)(de)(de)(de)(de)信號(hao),既要(yao)進(jin)(jin)(jin)DCS,又要(yao)進(jin)(jin)(jin)SIS-ESD,可以(yi)用1入(ru)2出型安(an)(an)(an)(an)(an)(an)(an)(an)全(quan)(quan)(quan)柵(zha)(zha)(zha)進(jin)(jin)(jin)行信號(hao)分(fen)配(pei)。實現同(tong)一(yi)個(ge)(ge)(ge)(ge)(ge)信號(hao)進(jin)(jin)(jin)多(duo)個(ge)(ge)(ge)(ge)(ge)控(kong)制系統(tong)的(de)(de)(de)(de)(de)目(mu)(mu)的(de)(de)(de)(de)(de)。對于你(ni)的(de)(de)(de)(de)(de)變(bian)(bian)送(song)(song)(song)器(qi)本身(shen)(shen)(shen)安(an)(an)(an)(an)(an)(an)(an)(an)全(quan)(quan)(quan)等(deng)級(ji)就(jiu)達不到(dao)(dao),安(an)(an)(an)(an)(an)(an)(an)(an)全(quan)(quan)(quan)柵(zha)(zha)(zha)本身(shen)(shen)(shen)安(an)(an)(an)(an)(an)(an)(an)(an)全(quan)(quan)(quan)等(deng)級(ji)也達不到(dao)(dao)的(de)(de)(de)(de)(de)這(zhe)(zhe)(zhe)種客觀情況,應(ying)該(gai)采用3個(ge)(ge)(ge)(ge)(ge)變(bian)(bian)送(song)(song)(song)器(qi)做(zuo)3取(qu)(qu)2表決,安(an)(an)(an)(an)(an)(an)(an)(an)裝3個(ge)(ge)(ge)(ge)(ge)SIL2安(an)(an)(an)(an)(an)(an)(an)(an)全(quan)(quan)(quan)等(deng)級(ji)的(de)(de)(de)(de)(de)壓力變(bian)(bian)送(song)(song)(song)器(qi),進(jin)(jin)(jin)3個(ge)(ge)(ge)(ge)(ge)SIL2安(an)(an)(an)(an)(an)(an)(an)(an)全(quan)(quan)(quan)等(deng)級(ji)的(de)(de)(de)(de)(de)安(an)(an)(an)(an)(an)(an)(an)(an)全(quan)(quan)(quan)柵(zha)(zha)(zha),進(jin)(jin)(jin)3個(ge)(ge)(ge)(ge)(ge)AI模(mo)塊(kuai),然后(hou)再CPU中作相應(ying)的(de)(de)(de)(de)(de)表決計(ji)(ji)算(suan)(suan)(suan)。以(yi)保證AI檢(jian)測回(hui)路(lu)達到(dao)(dao)SIL3的(de)(de)(de)(de)(de)等(deng)級(ji)。巖騰自動化廠家直接供(gong)貨,沒有中間商,價格更便宜。青島SIS系統(tong)驗算(suan)(suan)(suan)報告
巖騰自動化不斷賦予產(chan)品(pin)超(chao)前的設計(ji)理念,**潮流(liu)。濰(wei)坊SIS系(xi)統(tong)用途
SIL定級(ji)資料(liao)及(ji)工作流程:①SIL定級(ji)準(zhun)備資料(liao):HAZOP分析(xi)(xi)報告;風(feng)險(xian)可(ke)接(jie)受標(biao)準(zhun);因果(guo)表;其 他資料(liao)同HAZOP分析(xi)(xi)。②SIL分析(xi)(xi)需要依據以下步(bu)驟順序執(zhi)行(xing):設(she)置安 全目標(biao)(風(feng)險(xian)矩陣及(ji)風(feng)險(xian)可(ke)接(jie)受標(biao)準(zhun))填寫SIF回(hui)路(lu)屬(shu)性(xing)(觸發(fa)機構(gou),執(zhi)行(xing)機構(gou),后果(guo)等)?分析(xi)(xi)初始事件,匹配初始風(feng)險(xian);?**保護層分析(xi)(xi)匹配;?確(que)認是(shi)否(fou)需要配置SIF回(hui)路(lu);為配置的(de)SIF回(hui)路(lu)指定其所需的(de)SIL等級(ji)③關(guan)鍵(jian)點解析(xi)(xi):風(feng)險(xian)可(ke)接(jie)受標(biao)準(zhun)的(de)制定需要結合企業(ye)的(de)現狀,?HAZOP報告的(de)質(zhi)量為影響(xiang)SIL定級(ji)的(de)關(guan)鍵(jian)因素,?SIL定級(ji)中初始事件及(ji)修正(zheng)因子(zi)影響(xiang)結果(guo)的(de)準(zhun)確(que)度?,SIL定級(ji)中“IPL”三個特(te)性(xing)的(de)細節把握為重(zhong)中之(zhi)重(zhong),在役(yi)裝(zhuang)置中現場調研及(ji)MOC變更梳(shu)理不可(ke)缺少(shao)。濰坊SIS系統用途
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由于防爆電機在(zai)運行中存在(zai)共振,通常在(zai)一定的(de)轉(zhuan)速下出現,在(zai)啟動過程中轉(zhuan)瞬即逝。因此,底座的(de)變(bian)形(xing)不易檢測。老化(hua)不當(dang)造成的(de)變(bian)形(xing)不易察(cha)覺。焊接(jie)應力完全釋放需要很長時間(jian),所以在(zai)加工過程中很難發現,特(te)別(bie)是在(zai)工期較 。
膜(mo)(mo)片(pian)(pian)盤式(shi)(shi)(shi)曝氣器(qi)適(shi)用于以(yi)下(xia)場景:污水處(chu)理(li)廠:膜(mo)(mo)片(pian)(pian)盤式(shi)(shi)(shi)曝氣器(qi)在生物(wu)處(chu)理(li)單元中廣泛應用,包括(kuo)曝氣池(chi)、活性(xing)污泥池(chi)、好氧消(xiao)化池(chi)等。它提(ti)供穩定的氧氣供應,促進微生物(wu)生長和廢水中有(you)機(ji)物(wu)的降解。工(gong)業廢水處(chu)理(li):膜(mo)(mo)片(pian)(pian)盤式(shi)(shi)(shi) 。
COB顯(xian)示(shi)(shi)(shi)屏(ping)(ping)的(de)非(fei)常(chang)規(gui)形(xing)狀(zhuang)顯(xian)示(shi)(shi)(shi)效(xiao)(xiao)果:COB顯(xian)示(shi)(shi)(shi)屏(ping)(ping)的(de)非(fei)常(chang)規(gui)形(xing)狀(zhuang)顯(xian)示(shi)(shi)(shi)效(xiao)(xiao)果是其另一個優勢。由于COB顯(xian)示(shi)(shi)(shi)屏(ping)(ping)采用(yong)了集成(cheng)電路封(feng)裝技術,可以將電路和顯(xian)示(shi)(shi)(shi)屏(ping)(ping)按照需要(yao)的(de)形(xing)狀(zhuang)進行組合(he),從而實現各種形(xing)狀(zhuang)的(de)顯(xian)示(shi)(shi)(shi)屏(ping)(ping)。這種非(fei)常(chang)規(gui) 。
設(she)計(ji)一個(ge)宜居的(de)老(lao)年人(ren)居住(zhu)區(qu)可以(yi)提供良好的(de)生(sheng)活條件和便利。無障礙(ai)設(she)施、安全裝(zhuang)置(zhi)和舒(shu)適(shi)的(de)環境(jing)可以(yi)滿足老(lao)年人(ren)的(de)特殊(shu)需(xu)求。室(shi)內設(she)計(ji)可以(yi)通過創造一個(ge)干凈和衛生(sheng)的(de)空間,提高人(ren)們(men)的(de)生(sheng)活質(zhi)量和健康。合適(shi)的(de)清潔設(she)備和整 。
江蘇鑫昊昱金(jin)屬材料有限(xian)公司不(bu)銹鋼(gang)管的(de)特點1.良好的(de)耐(nai)腐蝕性(xing)能(neng)(neng):不(bu)銹鋼(gang)管具(ju)有良好的(de)耐(nai)腐蝕性(xing)能(neng)(neng),能(neng)(neng)夠在酸、堿、鹽(yan)等腐蝕介質中長期(qi)穩(wen)定(ding)使用(yong)。2.高溫(wen)抗(kang)氧化性(xing)能(neng)(neng):不(bu)銹鋼(gang)管能(neng)(neng)夠在高溫(wen)環境(jing)下保持較好的(de)結構穩(wen)定(ding)性(xing), 。
如何區(qu)分(fen)樹脂瓦的(de)好壞優劣?如何區(qu)分(fen)再生料(liao)加(jia)工的(de)產品:一般(ban)再生料(liao)里(li)面(mian)會含有(you)很多(duo)雜質,所以(yi)比(bi)原(yuan)生料(liao)的(de)很多(duo)特性都有(you)減弱(ruo),比(bi)如色澤差,不純容(rong)易(yi)褪色;底(di)部不夠平(ping)滑,還有(you)凹凸(tu)不平(ping)的(de)細小顆粒且分(fen)布(bu)比(bi)較(jiao)多(duo),這(zhe)種(zhong)就是回 。
油(you)封(feng)的(de)使用注意事項有哪(na)些?首(shou)先,正確選擇油(you)封(feng)。不同的(de)機(ji)械設備和(he)工作環境需(xu)要(yao)不同類(lei)型的(de)油(you)封(feng)。在選擇油(you)封(feng)時,我們需(xu)要(yao)考慮(lv)工作溫度、壓力、速度和(he)介(jie)質等因素。選擇合適的(de)油(you)封(feng)可以確保其(qi)密封(feng)性能和(he)耐(nai)用性。其(qi)次,正 。
該廠家是根(gen)據液冷(leng)板(ban)(ban)(ban)的工藝(yi)類型對液冷(leng)板(ban)(ban)(ban)類型做劃分,重要有:真空釬焊式(shi)水冷(leng)板(ban)(ban)(ban)(AluminumVacuumbrazingColdplate)、攪拌摩擦焊式(shi)水冷(leng)板(ban)(ban)(ban)(FSWColdplate)、埋管(guan)式(shi)水冷(leng)板(ban)(ban)(ban)( 。
電(dian)(dian)(dian)動推(tui)拉(la)棚(peng)需要(yao)定期維護。定期維護可以(yi)確(que)保電(dian)(dian)(dian)動推(tui)拉(la)棚(peng)的(de)正常運行和(he)(he)延長(chang)使(shi)用壽命(ming)。以(yi)下是(shi)電(dian)(dian)(dian)動推(tui)拉(la)棚(peng)的(de)定期維護內(nei)容:1.清(qing)潔(jie):定期清(qing)潔(jie)電(dian)(dian)(dian)動推(tui)拉(la)棚(peng)的(de)表(biao)面(mian)和(he)(he)內(nei)部(bu),以(yi)防止(zhi)灰塵(chen)和(he)(he)污垢積(ji)累。2.潤(run)滑:定期潤(run)滑電(dian)(dian)(dian)動推(tui)拉(la)棚(peng) 。
照明無人機系留電(dian)源系統(tong),包含機載電(dian)源天(tian)空端)和一體化收放線機地面端)兩大部分(fen)。系統(tong)可將(jiang)單相交流(liu)電(dian)轉換成直流(liu)高電(dian)壓(ya),通(tong)過高性能(neng)鎳合金供(gong)電(dian)線纜傳輸到機載電(dian)源,長時間持(chi)續地為(wei)飛行器(qi)供(gong)電(dian)。手自一體化收放線機, 。
純(chun)電(dian)(dian)(dian)(dian)(dian)動汽車(che)(che)的(de)4種(zhong)電(dian)(dian)(dian)(dian)(dian)壓燃油(you)汽車(che)(che)只(zhi)有一種(zhong)12V電(dian)(dian)(dian)(dian)(dian)壓,純(chun)電(dian)(dian)(dian)(dian)(dian)動汽車(che)(che)有4種(zhong)電(dian)(dian)(dian)(dian)(dian)壓。燃油(you)汽車(che)(che)的(de)電(dian)(dian)(dian)(dian)(dian)源包(bao)括蓄(xu)電(dian)(dian)(dian)(dian)(dian)池(chi)和(he)(he)發電(dian)(dian)(dian)(dian)(dian)機,是為(wei)全車(che)(che)電(dian)(dian)(dian)(dian)(dian)器電(dian)(dian)(dian)(dian)(dian)子(zi)設(she)備(bei)供(gong)電(dian)(dian)(dian)(dian)(dian)的(de)。純(chun)電(dian)(dian)(dian)(dian)(dian)動汽車(che)(che)為(wei)全車(che)(che)12V設(she)備(bei)供(gong)電(dian)(dian)(dian)(dian)(dian)的(de)是蓄(xu)電(dian)(dian)(dian)(dian)(dian)池(chi)和(he)(he)DCDC(直(zhi)流(liu)電(dian)(dian)(dian)(dian)(dian)壓轉換(huan)器) 。