為了滿足日益增長的產量需求,國內某知名冰淇淋生產商決定將使用了20多年的Simatic S5係統全麵升級為Simatic PCS 7係統,同時增加一條年產量為12萬噸的混料生產線。基於長期合作和品牌信賴,用戶選用了西門子TIA全集成自動化解決方案,並由上海西門子工業自動化有限公司(SIAS)的de工gong程cheng師shi們men完wan成cheng了le全quan部bu實shi施shi工gong作zuo。整zheng個ge工gong程cheng真zhen正zheng的de實shi現xian了le零ling停ting機ji無wu幹gan擾rao遷qian移yi,在zai保bao持chi現xian有you產chan量liang的de前qian提ti下xia盡jin可ke能neng地di加jia快kuai改gai造zao進jin度du,降jiang低di了le改gai造zao風feng險xian及ji成cheng本ben。
炎yan炎yan夏xia日ri,美mei味wei的de冰bing淇qi淋lin為wei我wo們men帶dai來lai了le冰bing爽shuang和he味wei覺jiao上shang的de雙shuang重zhong體ti驗yan,提ti到dao冰bing淇qi淋lin,誰shui能neng想xiang到dao西xi門men子zi為wei國guo內nei某mou知zhi名ming冰bing淇qi淋lin生sheng產chan商shang提ti供gong的de混hun料liao生sheng產chan線xian已yi經jing使shi用yong了le20多年。
冰淇淋的生產工藝主要分為混料及包裝兩大部分:混料可按次序分為原料預混、巴氏殺菌、均質、老化等過程;包裝也可細分為灌裝成型、冷凍、裝箱、檢(jian)測(ce)等(deng)。其(qi)中(zhong)混(hun)料(liao)車(che)間(jian)是(shi)將(jiang)各(ge)種(zhong)原(yuan)料(liao)按(an)配(pei)方(fang)計(ji)算(suan)後(hou),根(gen)據(ju)加(jia)工(gong)工(gong)藝(yi)要(yao)求(qiu)按(an)順(shun)序(xu)將(jiang)其(qi)混(hun)合(he),所(suo)以(yi)混(hun)料(liao)過(guo)程(cheng)直(zhi)接(jie)影(ying)響(xiang)到(dao)冰(bing)淇(qi)淋(lin)的(de)口(kou)味(wei)。國(guo)內(nei)某(mou)知(zhi)名(ming)冰(bing)淇(qi)淋(lin)生(sheng)產(chan)商(shang)工(gong)廠(chang)裏(li)的(de)混(hun)料(liao)車(che)間(jian)在(zai)20年前剛剛建立的時候就與西門子合作,選用的是當時的西門子Simatic S5自動化係統。20餘年間,在西門子工程師們的嗬護下,該係統一直穩定運行,源源不斷的冰淇淋持續為炎炎酷暑帶來一絲清涼。
隨著技術的不斷更新,在冰淇淋越來越熱銷的今天,該用戶決定將20多年前的Simatic S5老係統升級為最新的Simatic PCS 7係統。除了改造原來的係統外,用戶又添加了一條新的生產線,同樣選擇了西門子的全集成自動化(Total Integrated Automation,簡稱TIA)係統解決方案。整個項目包括Simatic PCS 7 V8.0、ET200M I/O、Sivacon S8低壓控製櫃、Sinamics MM440 變頻器、AS-i 控製模塊等產品。本次西門子不僅提供TIA的解決方案,同時整個工程還由技術實力深厚的上海西門子工業自動化有限公司(SIAS)實施。
混料車間的主要設備包括:預混料罐、混料罐、巴氏殺菌消毒機、老化罐、糖罐、椰子油罐及凝凍機等設備,對於這樣的生產線,控製係統的整體升級並不是一個“小手術”,相xiang當dang於yu為wei整zheng個ge生sheng產chan係xi統tong換huan了le一yi套tao中zhong樞shu神shen經jing。但dan是shi用yong戶hu的de生sheng產chan線xian非fei常chang緊jin張zhang,並bing不bu想xiang因yin為wei更geng換huan係xi統tong而er影ying響xiang了le生sheng產chan效xiao率lv,這zhe使shi得de項xiang目mu實shi施shi麵mian臨lin從cong未wei有you過guo的de嚴yan峻jun考kao驗yan。西xi門men子ziSIAS工(gong)程(cheng)師(shi)並(bing)沒(mei)有(you)因(yin)此(ci)妥(tuo)協(xie),在(zai)清(qing)楚(chu)了(le)解(jie)生(sheng)產(chan)線(xian)的(de)排(pai)班(ban)後(hou),發(fa)現(xian)冰(bing)淇(qi)淋(lin)混(hun)料(liao)過(guo)程(cheng)中(zhong)會(hui)生(sheng)產(chan)多(duo)種(zhong)口(kou)味(wei),每(mei)次(ci)更(geng)換(huan)配(pei)方(fang)時(shi)需(xu)要(yao)停(ting)機(ji),清(qing)洗(xi)產(chan)線(xian),西(xi)門(men)子(zi)工(gong)程(cheng)師(shi)因(yin)此(ci)有(you)了(le)一(yi)個(ge)靈(ling)感(gan),想(xiang)出(chu)一(yi)套(tao)遷(qian)移(yi)方(fang)案(an),先(xian)在(zai)模(mo)擬(ni)環(huan)境(jing)下(xia)完(wan)成(cheng)係(xi)統(tong)的(de)準(zhun)備(bei)工(gong)作(zuo),然(ran)後(hou)利(li)用(yong)生(sheng)產(chan)線(xian)的(de)停(ting)機(ji)時(shi)間(jian)分(fen)步(bu)完(wan)成(cheng)整(zheng)個(ge)係(xi)統(tong)的(de)遷(qian)移(yi)。
改造中有眾多的現場控製箱、大量的現場信號接線,原混料生產線用的是西門子Simatic S5xitong,ximenzigongchengshiduizhenggexitongleruzhizhang,weixitongdeshunliqianyitigongleyoulibaozhang。jiuzheyanggongchengshimenshenzhazaiyonghugongchang,zailaoshengchanxianzhengchangshengchandetongshi,gongchengshimenzaixunihuanjingxiajiangxinxitongmonihao,weilequebaoyicixingqiehuanchenggong,bugeishengchandailaiyingxiang,gongchengshimenhuale3個多月的時間為係統遷移做準備,當一切就緒時,激動人心的時刻來臨了,“移植手術”正式啟動。
anzhaogongchangdepaibanshijiananpai,meizhoudagaiyousiwugexiaoshiyonglaiwanchengshengchanxiandeqingsaogongzuo,gongchengshimencunbubulideshouzaigongchangli,yidanshengchanxiantingjijiukaishiqianyigongzuo,zuizhongliyongyizhouzhongchanxianqingxiguochengzhongdesuipianshijian,wanchengleduizhenggexitongdeqianyi。suoyoudetiaoshiyicixingchenggong,meiyouduishengchanzaochengrenheyingxiang,zhenzhengdezuodaolelingtingjidewuraoqiehuan,baozhangleshengchandezhengchangjinxing。
除了對老生產線的升級改造外,為了滿足日益增長的產量需求,用戶還新增了一條12萬噸的混料生產線。新生產線控製係統同樣采用了西門子最新的Simatic PCS 7 V8.0,係統的所有硬件都基於統一的平台,所有軟件也都全部集成在Simatic程序管理器下,軟硬件的平台化設計,充分體現了全集成自動化的特點。
工程師們還在係統中添加了許多功能塊,使得編程更加輕鬆、方便和人性化,避免了變量的重複輸入,簡化操作步驟的同時,也增強了用戶體驗,形成了集中、友好的人機界麵。基於標準的Simatic軟ruan件jian和he硬ying件jian組zu件jian,確que保bao了le係xi統tong高gao度du的de可ke靠kao性xing和he穩wen定ding性xing。比bi如ru混hun料liao係xi統tong中zhong重zhong要yao的de配pei方fang管guan理li,以yi前qian都dou是shi排pai班ban主zhu管guan將jiang配pei方fang打da印yin出chu來lai,操cao作zuo工gong按an要yao求qiu進jin行xing人ren為wei的de更geng改gai,配pei方fang就jiu好hao比bi做zuo飯fan,難nan免mian會hui因yin為wei個ge人ren因yin素su造zao成cheng口kou味wei的de偏pian差cha。但dan新xin係xi統tong的de配pei方fang管guan理li可ke以yi實shi現xian全quan電dian子zi化hua操cao作zuo,每mei個ge配pei方fang都dou形xing成cheng了le標biao準zhun,能neng夠gou保bao證zheng配pei方fang調tiao整zheng時shi準zhun確que無wu誤wu,操cao作zuo更geng加jia規gui範fan。人ren性xing化hua的de設she計ji還hai體ti現xian在zai將jiang原yuan來lai的de表biao格ge化hua菜cai單dan變bian成cheng現xian在zai的de圖tu形xing化hua界jie麵mian,可ke以yi真zhen正zheng的de實shi現xian傻sha瓜gua式shi操cao作zuo,減jian少shao了le因yin操cao作zuo人ren員yuan人ren為wei因yin素su造zao成cheng的de失shi誤wu。
由於食品安全是重中之重,以前為了追蹤生產數據,需要工人用紙筆記錄,不僅記錄起來費時費力,容易出錯,而且也不利於查找。Simatic PCS 7shijiyuquanjichengzidonghualiniandexitong,qijichengdehexinshitongyideguochengshujukuheweiyideshujukuguanliruanjian,suoyoudexitongxinxidoucunchuyuyigeshujukuzhongerqiezhixushuruyici,zheyangjiudadazengqianglexitongdezhengtixinghexinxidezhunquexing,congerjianshaoleduixiangyingcaozuodefanyingshijian,suoduanshengchanzhouqi。lingwai,tongyideshujukurangshengchanshujudezhuizonggengjiafangbian,yonghukeyiziyoushezhishujukezhuisudeshijian,dangxuyaozhaxunshi,tongguodianzizhadangjiukeyiwancheng,dadajianshaolerenlichengben,tigonggongzuoxiaolv,quanwuzhihuadezhunquezhuizong,chongfendetixianlezidonghuadailaideyoushi。
目mu前qian,所suo有you的de工gong程cheng都dou已yi完wan工gong,產chan線xian投tou入ru了le正zheng常chang的de生sheng產chan,現xian在zai整zheng個ge混hun料liao車che間jian的de生sheng產chan力li是shi過guo去qu的de三san倍bei,滿man足zu了le日ri益yi增zeng長chang的de產chan量liang需xu求qiu。同tong時shi西xi門men子zi也ye優you化hua了le用yong戶hu的de配pei方fang管guan理li係xi統tong,建jian立li了le穩wen定ding、可靠、安an全quan的de係xi統tong,並bing且qie保bao證zheng冰bing淇qi淋lin的de產chan品pin質zhi量liang和he工gong廠chang的de生sheng產chan能neng力li。一yi切qie都dou在zai有you條tiao不bu紊wen的de進jin行xing著zhe。但dan對dui於yu西xi門men子zi來lai說shuo,這zhe並bing不bu意yi味wei著zhe結jie束shu,為wei了le讓rang用yong戶hu放fang心xin的de使shi用yong西xi門men子zi的de產chan品pin,工gong程cheng師shi們men一yi直zhi待dai命ming,除chu了le正zheng常chang的de備bei品pin備bei件jian服fu務wu外wai,隻zhi要yao用yong戶hu有you任ren何he服fu務wu需xu求qiu,西xi門men子zi的de工gong程cheng師shi承cheng諾nuo在zai兩liang個ge小xiao時shi響xiang應ying並bing到dao達da現xian場chang,為wei用yong戶hu排pai憂you解jie難nan。
該用戶車間裏用了20duoniandelaoxitongsuiranyijingtuichulewutai,danzhebingbudaibiaoyigeshidaidemeiluo,xiangfan,shiyonghuduiximenziderenke,zhechangxinjiudetihuan,yeshipinzhidechuanchenghejieli。

