已阅读5页,还剩23页未读, 继续免费阅读
版权说明:本文档由用户提供并上传,收益归属内容提供方,若内容存在侵权,请进行举报或认领
文档简介
FullText:COPYRIGHT2008ReedBusinessInformationLtd.AllRightsReserved.JamieWadeWiththehelpofaliftingsolutionscompanyengineersatThyssenKruppreducedtheassemblytimeofbuildinganurgentlyneededbigbucketwheelreclaimer.*RodLindbladewritesIncreasingthecapacityofAustraliasbigcoalshippingportsisvital-sightingthehugequeuesofshipswaitingweeksandweekstoloadistotallyunacceptabletomanypeopleanddoesnotreflecttheabilityofinnovative,energetic,candoAustralianstogetthingsdone-ontime.However,aninterestingexampleofAustralianingenuityandgettingthingsdoneontimerecentlyemergedattheHayPointCoalTerminal,30kmsouthofMackayonthecentralQueenslandcoast.Itwasaprocedurethatreducedtheassemblytimeofanurgentlyneededbigbucketwheelreclaimerandaprocedurethatsavedsignificantconstructiontimeanddollars,saidJimCarr,generalmanagerbusinessdevelopmentandcustomersolutionsatBoomLogisticswheninitiallydiscussingtheprojectwithAustralianMining.TheengineersatThyssenKrupp,thecompanyselectedtodesignandbuildthenewreclaimer,believedabetterandfasterwaycouldbefoundtobuildthemainboom,finishitbyaddingallcomponentsandthenattachingtheboomtotheStacker/Reclaimerinthecompletedstate.Havingdevelopedarevisedwayofassemblingtheirnewmachine,ThyssenKruppengineersthencalledinBoomLogisticsHeavyHaulageDivisiontoseeiftheirideacouldbemadetowork,andifBoomhadtheuniqueequipmentrequiredforthisprocedure.Previously,withthissortofproject,thebuildingprocesswouldinvolvethe60mlongboombeingprogressivelyassembledafterattachingthebaseunitoftheboomtothemachine,explainedPeterChapmanofThyssenKrupp.ThealternativeprocessthattheThyssenKruppengineersvisualisedwasoneofbuildingtheboomofthereclaimeratgroundleveland,whenmore-or-lesscompleted,movingitclosetothemachineandthenliftingitupandintopositionforattachingtotheslewingdeck.WechosetodiscusstheprocesswiththeheavyhaulageexpertsatBoomLogistics,saidChapman.Theywereabletoconfirmthattheproposedprocesscouldbecarriedoutand,importantly,theyhadtheequipmenttodothejob,headded.Theprocesswasapush,pull,carryandliftprocess,saidDarrenJonesofMackaydepotofBoomLogisticsHeavyHaulageDivision.The205tonneboomofthereclaimerwassittingonstoolsataheight,justover2.4maboveground.Ascanbeseenintheaccompanyingphoto,welocatedourlowprofileprimemoverandfloatunderthefarendoftheboom,andwecoulddothatastheprimemover,adaptedfromaCLRMackchassisandpoweredbya210hpengine,isonly1.2minoverallheight.Then,withaliftmechanismonourfloatwewereabletoliftthereclaimersboomupoffthestandswiththe125tonneweightofthatendoftheboomthencarriedbythefloat,explainedDarren.Thecrewwerethenabletobringinthebigfullsize550hpMackTitanprimemoverwithaspeciallyengineeredfrontmounteddrawbarandconnectittothefloat.WiththeotherendofthereclaimersboomtobeliftedbyaManitowoc200tonneringercrane,allwasreadyfortheliftandshift.First,theendoftheboomtobeliftedbytheringercranewasraised12m,beingthefinalheightforattachingtotheslewdeckbeforethemovingprocesscommenced.Thecrane,withtheloadsuspended,wasinfreeslewmode,sothereclaimerboomcouldbemovedforwardtowardsthemachine.Withringercraneholdingupthereclaimersboom,aswellasslewingitsownboomandthelowprofileprimemover-aidedbythepushfromthebigMack-wewereabletomoveforward1matatime.Then,aswenearedthemachine,extremecarewasexercised.Thereclaimersboomwasinchedintopositionforattachingtothemountingpoint.Absoluteprecisionwasrequiredinordertoinsertthe180kgpinsthroughthebearingsintheboom,addedDarren.Withthisprocess,usingBoomsheavyhaulageequipmentandcrew,ThyssenKruppwereabletomakeconsiderablesavingsandmoreimportantly,reducetheriskofworkingatheight,whencomparedwiththeearliertechniqueoffittingoutthereclaimerboomwhenitwaslocatedupintheairneareritsworkingpositionandattachedtothemachine.Firstsavingwastheneedforonlyonelargecrane,inlieuoftwo.Secondsavingwaseliminatingmanyworkingatheightissues.Andthirdsavingwascompletingthejobinfarshortertime-aboutsixweeksshorter.ThattranslatestofarlesswaitingtimeforthehugefleetofcoalcarryingshipsanchoredoffHayPoint,allatahugecost.Australiansarecandopeople,ashasbeenseenmanytimesintheresourcessector.Justletthemgetonwiththejob.*WrittenbyRodLindbladeforBoomLogist
温馨提示
- 1. 本站所有资源如无特殊说明,都需要本地电脑安装OFFICE2007和PDF阅读器。图纸软件为CAD,CAXA,PROE,UG,SolidWorks等.压缩文件请下载最新的WinRAR软件解压。
- 2. 本站的文档不包含任何第三方提供的附件图纸等,如果需要附件,请联系上传者。文件的所有权益归上传用户所有。
- 3. 本站RAR压缩包中若带图纸,网页内容里面会有图纸预览,若没有图纸预览就没有图纸。
- 4. 未经权益所有人同意不得将文件中的内容挪作商业或盈利用途。
- 5. 人人文库网仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对用户上传分享的文档内容本身不做任何修改或编辑,并不能对任何下载内容负责。
- 6. 下载文件中如有侵权或不适当内容,请与我们联系,我们立即纠正。
- 7. 本站不保证下载资源的准确性、安全性和完整性, 同时也不承担用户因使用这些下载资源对自己和他人造成任何形式的伤害或损失。
最新文档
- 2023年中医外科学中级考试:相关专业知识真题模拟汇编(共759题)
- 2023年安全生产操作规程车间
- 办公场地房屋租赁合同书范本
- 挖掘机转让合同样本
- 招标服务合同范本
- 高考化学课时基础知识点复习教学案28 专题二十四 物质的检验分离和提纯 考点一 物质的检验
- 金属和合金的腐蚀 增材制造钛合金电化学临界局部腐蚀温度(E-CLCT)的测量 编制说明
- 《要下雨了》教学设计
- 船舶设备维护与保养要点
- 公司产品定价管理制度
- 血透室护理组长岗位竞聘
- 2022年国家开放大学《当代中国政治制度》形考任务1-4答案(全)
- 农业技术员专业知识考试题库与答案
- GB/T 33322-2016橡胶增塑剂芳香基矿物油
- 敞篷跑车结构和功能zh
- 深床滤池在污水厂类四类水提标林剑赛莱默
- 代领工资委托书(样本)
- 村委会文书工作职责3篇 村文书工作职责
- 西安旅游英语介绍.ppt
- 修改病句的方法和技巧ppt课件
- 柴油机毕业设计
评论
0/150
提交评论