本文關鍵字:紫金橋實時數據庫、采集數據
benwenzhuyaojieshaodaqingyoutianyouxianzerengongsizaishujucaijixitongzhongruheshiyongzijinqiaoshishishujuku,shixianshujucongshangweijishangchuandaofuwuqideguocheng,bingqiezaifuwuqitigongleshujucunchuhezhaxungongneng,tongshinenggoushishitongguoweb顯示數據以供瀏覽。
大慶油田有限責任公司為了實現安全生產,需要實時采集生產工藝流程中的各種數據,以便及時調整;而(er)且(qie)為(wei)了(le)提(ti)高(gao)生(sheng)產(chan)過(guo)程(cheng)的(de)安(an)全(quan)性(xing)和(he)穩(wen)定(ding)性(xing),需(xu)要(yao)保(bao)存(cun)這(zhe)些(xie)數(shu)據(ju),以(yi)供(gong)采(cai)樣(yang)分(fen)析(xi)研(yan)究(jiu)。這(zhe)樣(yang),就(jiu)需(xu)要(yao)把(ba)上(shang)位(wei)機(ji)采(cai)集(ji)到(dao)的(de)實(shi)時(shi)數(shu)據(ju)進(jin)行(xing)保(bao)存(cun),並(bing)且(qie)還(hai)需(xu)要(yao)提(ti)供(gong)曆(li)史(shi)數(shu)據(ju)的(de)查(zha)找(zhao)功(gong)能(neng)。這(zhe)裏(li)就(jiu)應(ying)用(yong)到(dao)了(le)紫(zi)金(jin)橋(qiao)實(shi)時(shi)數(shu)據(ju)庫(ku),紫(zi)金(jin)橋(qiao)監(jian)控(kong)組(zu)態(tai)軟(ruan)件(jian)提(ti)供(gong)的(de)實(shi)時(shi)數(shu)據(ju)庫(ku)不(bu)但(dan)能(neng)夠(gou)提(ti)供(gong)曆(li)史(shi)數(shu)據(ju)保(bao)存(cun)和(he)查(zha)詢(xun),而(er)且(qie)提(ti)供(gong)數(shu)據(ju)轉(zhuan)儲(chu)功(gong)能(neng),即(ji)把(ba)實(shi)時(shi)數(shu)據(ju)庫(ku)中(zhong)的(de)曆(li)史(shi)數(shu)據(ju)轉(zhuan)存(cun)到(dao)其(qi)他(ta)關(guan)係(xi)庫(ku)(例如SQL、Oracle等等),zheyangbujinfangbianqitarenyuanhuozhedisanfangruanjianshiyongzhexieshuju,haigengjiajinyibutigaoleshujudeanquanxing。zijinqiaojiankongzutairuanjianchuletigongshishishujukuyiwai,hainengtongguozutaishengchangongyiliuchenghuamianbingjinxingweb發布後,實時查看生產工藝過程中的數據。
為了使廣大讀者能夠有個清晰的思路,這裏簡要說明一下大慶油田有限責任公司數據采集係統的結構。
該(gai)公(gong)司(si)下(xia)設(she)十(shi)二(er)個(ge)大(da)隊(dui),每(mei)個(ge)大(da)隊(dui)下(xia)最(zui)少(shao)的(de)有(you)兩(liang)個(ge)站(zhan)隊(dui),最(zui)多(duo)則(ze)有(you)八(ba)個(ge)站(zhan)隊(dui),每(mei)個(ge)站(zhan)隊(dui)有(you)若(ruo)幹(gan)台(tai)上(shang)位(wei)機(ji)從(cong)下(xia)位(wei)機(ji)采(cai)集(ji)數(shu)據(ju),各(ge)個(ge)上(shang)位(wei)機(ji)采(cai)集(ji)數(shu)據(ju)後(hou)分(fen)別(bie)通(tong)過(guo)不(bu)同(tong)的(de)通(tong)訊(xun)方(fang)式(shi)上(shang)傳(chuan)到(dao)本(ben)站(zhan)隊(dui)的(de)前(qian)置(zhi)機(ji)中(zhong)的(de)紫(zi)金(jin)橋(qiao)實(shi)時(shi)數(shu)據(ju)庫(ku),前(qian)置(zhi)機(ji)再(zai)將(jiang)紫(zi)金(jin)橋(qiao)實(shi)時(shi)數(shu)據(ju)庫(ku)中(zhong)的(de)數(shu)據(ju)通(tong)過(guo)以(yi)太(tai)網(wang)上(shang)傳(chuan)到(dao)公(gong)司(si)信(xin)息(xi)中(zhong)心(xin)的(de)服(fu)務(wu)器(qi)中(zhong)的(de)紫(zi)金(jin)橋(qiao)實(shi)時(shi)數(shu)據(ju)庫(ku),最(zui)後(hou)信(xin)息(xi)中(zhong)心(xin)的(de)服(fu)務(wu)器(qi)將(jiang)實(shi)時(shi)數(shu)據(ju)庫(ku)中(zhong)的(de)數(shu)據(ju)保(bao)存(cun)為(wei)曆(li)史(shi),同(tong)時(shi)轉(zhuan)儲(chu)到(dao)關(guan)係(xi)數(shu)據(ju)庫(ku),並(bing)且(qie)信(xin)息(xi)中(zhong)心(xin)的(de)服(fu)務(wu)器(qi)將(jiang)各(ge)個(ge)站(zhan)隊(dui)的(de)工(gong)藝(yi)流(liu)程(cheng)示(shi)意(yi)圖(tu)通(tong)過(guo)web發布,實時顯示上位機采集到的數據。
下麵是公司整個數據上傳的示意圖:

shangweijideshujuweishenmeyaoxianshangchuandaoqianzhiji,zaiyouqianzhijishangchuandaofuwuqi,erbushizhijieyoushangweijishangchuandaofuwuqine?zhisuoyizhemezuodeyuanyin,zhuyaoyouyixiajidian:
1、天然氣公司下屬大隊就有十幾個,每個大隊下屬的站隊分別有1 ~ 8 個不等,每個站隊又有1 ~ 5個上位機不等,這樣上位機的數量算起來就有很多,如果全部直接連接服務器,會導致服務器的負載就相當高;而如果每個站隊都通過一台電腦(即前置機)來連接服務器,則服務器的連接負載降低很多,提高了服務器對外連接的訪問速度。
2、由(you)於(yu)服(fu)務(wu)器(qi)連(lian)接(jie)外(wai)網(wang),從(cong)安(an)全(quan)角(jiao)度(du)考(kao)慮(lv),如(ru)果(guo)上(shang)位(wei)機(ji)直(zhi)接(jie)連(lian)接(jie)服(fu)務(wu)器(qi),則(ze)上(shang)位(wei)機(ji)與(yu)服(fu)務(wu)器(qi)必(bi)須(xu)處(chu)於(yu)同(tong)一(yi)局(ju)域(yu)網(wang)內(nei),一(yi)旦(dan)服(fu)務(wu)器(qi)中(zhong)毒(du),很(hen)可(ke)能(neng)會(hui)感(gan)染(ran)上(shang)位(wei)機(ji);而er通tong過guo前qian置zhi機ji上shang傳chuan數shu據ju到dao服fu務wu器qi,前qian置zhi機ji使shi用yong多duo塊kuai網wang卡ka,分fen別bie與yu每mei台tai上shang位wei機ji單dan獨du組zu建jian一yi個ge局ju域yu網wang,這zhe樣yang即ji使shi服fu務wu器qi出chu現xian中zhong毒du或huo者zhe其qi他ta故gu障zhang情qing況kuang,都dou不bu會hui對dui上shang位wei機ji造zao成cheng影ying響xiang,大da大da提ti高gao了le上shang位wei機ji采cai集ji數shu據ju的de安an全quan性xing。
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3、另外一點,信息中心的服務器提供web瀏覽,可以通過IE直接查看實時數據,下麵的截圖是IE查看數據時進入係統的首頁麵:

由於IE瀏(liu)覽(lan)時(shi)數(shu)據(ju)是(shi)按(an)照(zhao)各(ge)個(ge)站(zhan)隊(dui)進(jin)行(xing)查(zha)看(kan),一(yi)旦(dan)數(shu)據(ju)顯(xian)示(shi)出(chu)現(xian)不(bu)正(zheng)常(chang)時(shi),能(neng)夠(gou)首(shou)先(xian)通(tong)過(guo)檢(jian)查(zha)前(qian)置(zhi)機(ji)查(zha)找(zhao)問(wen)題(ti)所(suo)在(zai),因(yin)為(wei)有(you)些(xie)畫(hua)麵(mian)的(de)數(shu)據(ju)可(ke)能(neng)來(lai)自(zi)不(bu)同(tong)的(de)上(shang)位(wei)機(ji),如(ru)果(guo)是(shi)直(zhi)接(jie)由(you)上(shang)位(wei)機(ji)與(yu)服(fu)務(wu)器(qi)連(lian)接(jie),數(shu)據(ju)出(chu)現(xian)問(wen)題(ti)時(shi),可(ke)能(neng)會(hui)增(zeng)加(jia)維(wei)護(hu)的(de)工(gong)作(zuo)量(liang)。
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