2023年全國碩士研究生考試考研英語一試題真題（含答案詳解+作文范文）_第1頁
已閱讀1頁，還剩6頁未讀， 繼續(xù)免費閱讀

下載本文檔

版權(quán)說明：本文檔由用戶提供并上傳，收益歸屬內(nèi)容提供方，若內(nèi)容存在侵權(quán)，請進(jìn)行舉報或認(rèn)領(lǐng)

文檔簡介

1、17(2K_K_F_11.DOT012006I&SDAC)?D:wkWebUIFlexPaperFileRoot201910221fe317782f0e045c6821d7869a845396a50papertommasodipaolomodernizingautomationdrives.doc17qModernizingAutomationDrivesoftheBaoshanTemColdMillNo.1TommasodiPaolo

2、RainerPolsterAlfredDmmlerABSTRACTInJanuary2004BaosteelawardedSiemenswithacontracttomodernizetheelectricalequipmentautomationofitsContinuousTemColdMillNo.1.Thetemcoldmillwhichcanberuninbothbatchcontinuousmodehasbeenoperat

3、ionalsince1989.FthismillSiemensissupplyingnewSimegtypedigitalcontrolsystemsftheexistingDCdrivesanewbasicprocessautomationsystemincludingtheassociatedtechnologicalcontrollers.Reintegrationoftheexistingprocessmodelswhichal

4、socameiginallyfromSiemenshavebeenadaptedovertheyearstotheproductionprocessbythecustomeritsselfaretobecarriedoutbyBaosteel.Themodernizedmillwentintooperationinautumn2005.Thearticleexplainstheprojectindetailtherevampstrate

5、gytheresultsfromthestartupphase.KEYWDS：TEMCOLDMILLAUTOMATIONMODERNIZATION0INTRODUCTIONOntimetherevampedBaosteelcontinuoustemcoldmillNo.1locatedinBaoshanChinawentbackintooperationinNovember2005.ThemostproductiveColdrollin

6、gmillwithinBaosteelGroupwasreadytoberevampedafternear15yearsinoperation.TheprojectwasstartedtokeepBaosteelsflatsteelproductsonawldclasslevelgettingthebasisffutureproductrequirements.ThechallengeTheBaosteelGroupislocatedi

7、nBaoshannthofShanghaiontheJangtzeRiver.Baosteelisoneoftheleadingmanufacturersofsteelstripproductse.g.ftheautomotiveindustriesetc.inChina.Themodernizationisaimedatimprovingthethicknessflatnesstolerancesensuringhighproduct

8、qualityespeciallyfbuyersintheautomotiveindustry.Asecondobjectiveistoincreaseproductivityintheplanttoinstallmoderndigitalautomationequipment.37(2K_K_F_11.DOT012006I&SDAC)?D:wkWebUIFlexPaperFileRoot201910221fe317782f0e045c

9、6821d7869a845396a50papertommasodipaolomodernizingautomationdrives.doc37qTheBaosteelfivesttemcoldrollingmillisoneofthelargestofitskindanywhere.itwasiginallybuiltinthelate1980sbyaconstiumofSiemensSchloemann–Siemag–wasparto

10、fthefirstexpansionstateofBaosteelflatsteelproductioninBaoshan.Atthattimethe5st4highmillrepresentedthestateoftheartfeaturinghydraulicgapcontrolwkrollbendingaprocesscomputerwithSiemensTypeR30setupmodelsfullyautomaticoperat

11、ion.Themillwasbuiltfdiscontinuousmainlycontinuousoperation.EstablishedduringtheinitialprojectthecdialrelationshipbetweenSiemensBaosteelwasneverinterruptedovertheyearssucceededbymanyotherprojects.Besidetheinvestmentinnewc

12、apacitiestheextensionsoftheamountofproductionBaosteelisinvestingincontinuousimprovementoftheirexistingplantsindertofollowthemarketrequirementstostrengthentheircostpositionintheChinesemarket.KeyMillDataEntryThickness:1.8–

13、6.3mmExitThickness0.33.5mmStripWidth(max):1890mmCapacity:2.400.000tpyCoilWeight(max):max.45tExitSpeed(max):1900mminAutomationupgradeimprovesproductqualityproductivityTheSiemensautomationupgradeconceptfocusedprimarilyonim

14、provingproductqualityatthemill.Togetherwiththecustomerfollowingmodernizationscopewereelabated:?Betterdynamicresponsebettersupptofthemassflowthicknesscontrolthroughdigitalizationifthedrivespeedcontrol?Addinganewlaserbased

15、speedmeasurement.?ReplacementofexistingCPC’sbystateoftheartequipment?AdditionaltensionmeasurementbefestNo.1fSIEMENSadvancedMassflowcontrol(optionaldancerrollcontrol)?Replacementofthe15yearoldbasicautomationincludingtheop

16、eratpulpits.?Newprocessautomation?Interfacetoexistingtechnologicalmeasuremente.g.Thicknessgaugestensionmeasurement?IntegrationoftheexistingSIEMENSVAIflatnesscontrol?InterfacetointegrationofthenewMiebachLaserweldingmachin

溫馨提示

  • 1. 本站所有資源如無特殊說明，都需要本地電腦安裝OFFICE2007和PDF閱讀器。圖紙軟件為CAD,CAXA,PROE,UG,SolidWorks等.壓縮文件請下載最新的WinRAR軟件解壓。
  • 2. 本站的文檔不包含任何第三方提供的附件圖紙等，如果需要附件，請聯(lián)系上傳者。文件的所有權(quán)益歸上傳用戶所有。
  • 3. 本站RAR壓縮包中若帶圖紙，網(wǎng)頁內(nèi)容里面會有圖紙預(yù)覽，若沒有圖紙預(yù)覽就沒有圖紙。
  • 4. 未經(jīng)權(quán)益所有人同意不得將文件中的內(nèi)容挪作商業(yè)或盈利用途。
  • 5. 眾賞文庫僅提供信息存儲空間，僅對用戶上傳內(nèi)容的表現(xiàn)方式做保護(hù)處理，對用戶上傳分享的文檔內(nèi)容本身不做任何修改或編輯，并不能對任何下載內(nèi)容負(fù)責(zé)。
  • 6. 下載文件中如有侵權(quán)或不適當(dāng)內(nèi)容，請與我們聯(lián)系，我們立即糾正。
  • 7. 本站不保證下載資源的準(zhǔn)確性、安全性和完整性, 同時也不承擔(dān)用戶因使用這些下載資源對自己和他人造成任何形式的傷害或損失。

評論

0/150

提交評論