gdr0對(duì)塔架橢圓變形的修理

制Code:GD041067-ENRev:代碼：GD041067- 版本Date:日期：200842PagePAGE2/ REPAIROFTOWERSTRETCHESWITH標(biāo)題 對(duì)塔架橢圓變形的修ThisspecificationindicatesthewaytoproceedwhenaGamesaEólicatowerstretchdoesnotcomplywiththeovalityconditionsrequiredbytheEngineeringThisspecificationappliestoallthetowerstretchesthatdonotcomplywiththeovalityconditionsrequiredbyGamesaEólica'sEngineeringdepartment.DEFINITIONSANDThefirststepistostudywhichistheoptimumwaytoproceedforrepairwork.3optionsareproposed:RecoverycuttingtheferruleandreusingthesameRecoverycuttingtheferruleandcouplinganewTheoptionchosenandthedetailsoftheoperations(temperaturereachedbythematerial,useofjacks,newovalitymeasurements…)shouldbenotifiedtotheEngineeringandQualitydepartmentsforthemtostudythemandcarryoutnewinspections(ultrasound)ifconsiderednecessary.RECOVERYWITHMECHANICALThefollowingstepsshouldbefollowedtocorrectlycarryoutthistypeofrepair:DeterminethescopeoftheovalityofthetowerstretchmeasuringitinaccordancewithGD030189.cethehydraulicunit(jack)insidethestretch,withthehelpofagantrycraneorfork-lifttruck.Positionitinthesuitablecetocorrectthelackofroundnessandapply graduallyonthepointsconsiderednecessary.

目了當(dāng)塔架筒節(jié)不能滿足工程部門(mén)要范適用于不符合工程部門(mén)要求的橢圓度條第一步是要研究進(jìn)行修理工作的最佳方法。下面是3個(gè)提用機(jī)械方法進(jìn)行恢復(fù)切掉筒節(jié)并安裝新的筒節(jié)進(jìn)行恢復(fù)應(yīng)該通知工程和質(zhì)量部門(mén)有關(guān)選用的選項(xiàng)和操作的詳用機(jī)械方法進(jìn)行恢為了正確地進(jìn)行這種類型的修理，應(yīng)該遵守以下根據(jù)GD030189進(jìn)量，確定塔橢圓變形范圍在龍門(mén)吊或叉車(chē)的幫助下，將裝置（千斤頂）放在凹陷處內(nèi)側(cè)。放置在適當(dāng)?shù)奈恢脕?lái)糾正圓度，并在認(rèn)為必要的點(diǎn)處逐漸地施加力。 制Code:GD041067-ENRev:代碼：GD041067- 版本Date:日期：200842PagePAGE3/ REPAIROFTOWERSTRETCHESWITH標(biāo)題 對(duì)塔架橢圓變形的修Releasethe fromthehydraulicunitandrechecktheovalityinaccordancewithGD030189.

釋放裝置上的力，根據(jù)GD030189重新檢查橢Repeatpoints2and3if .Ifthe appliedinpoint2isnotsufficienttocorrecttheovality,theareasneartotheovalisedareawillbeheatedup(circularandlongitudinalweldings)andproceedinthesamewayasinpoint2and3.Thetemperatureshouldbecontrolledduringtheprocesswithpyrometers.Thisshouldnotexceed175oC(350Releasethe fromthehydraulicunitandrechecktheovalityinaccordancewithGD030189.

2區(qū)域附近的區(qū)域進(jìn)行加熱（環(huán)焊縫和縱焊縫），然后采用步驟2和3中相同的方法進(jìn)行操作。在該過(guò)程中，應(yīng)該使用溫度計(jì)來(lái)控制溫度。溫度不應(yīng)超過(guò)5℃（350oF釋放裝置上的力，根據(jù)GD030189重新檢查橢Repeatpoint5and6if .Whentheovalityhasbeencorrected,measurethehardnessinthemetalbaseareas,thermallyaffectedareaandwelding.Morethan180-195HBshouldnotbeobtainedinthismeasurement.RECOVERYCUTTINGTHEFERRULEANDREUSINGTHESAMEFERRULE.Thefollowingstepsshouldbefollowedtocarryoutthistypeofrepair:cethestretchsuitablyonferrules.6ferruleswillbenecessary,and2willbecedonthestretchends(whichshouldbemotorised)andtheother4onbothsidesofthecircularweldingsoftheferruletobecut.

8.當(dāng)糾正好橢圓度后，測(cè)量金屬母材區(qū)域、熱影響區(qū)域和焊接區(qū)域的硬度。在該測(cè)量中，硬度值不應(yīng)該超過(guò)180-195HB。切掉筒節(jié)并矯正后再進(jìn)行恢復(fù)為了正確地進(jìn)行這種類型的修理，應(yīng)該遵守以下步驟：個(gè)滾輪架，其中，2個(gè)放置在塔架的首尾兩端（應(yīng)具備主4MANUFACTURING制Code:GD041067-ENRev:代碼：GD041067- 版本Date:日期：200842Page4/ REPAIROFTOWERSTRETCHESWITH標(biāo)題 對(duì)塔架橢圓變形的修Ifthestretchisassembled,theinternalelementsthataffecttherepair(ladders,tforms…)shouldbeIfthestretchhasweldedinternalelements(eyebolts),thoseaffectingtherepairshouldbecut(thoseweldedtotheferruletobecut),andtheareawheretheywereweldedcheckedandcleaned.Thesurfaceshouldbeperfectlycleanandwithoutanyremainsofweldingsothattherearenoproblemsinthereferrulingprocess.Cutthestretchattheferrule'scircularweldingtoberepaired(manualoxygencutting,airarc,rotaflex…),attemptingtodamagetheedgeoftheweldingaslittleaspossible.

將需要修理部位的環(huán)向焊縫切開(kāi)（手動(dòng)氧氣切割、空氣電弧切割、rolx等，盡量少損壞焊縫邊緣。doesnothavethe2flangeswelded.Aferrule

assemblyshouldneverbeliftedwithhooksifthe法蘭時(shí)。如果尚未焊接2個(gè)法蘭，則使用吊制Code:GD041067-ENRev:代碼：GD041067- 版本Date:日期：200842Page5/標(biāo)題REPAIROFTOWERSTRETCHESWITH對(duì)塔架橢圓變形flangesarenotweldedaswecouldcausenewovalisationsordents.

因?yàn)檫@樣做可能造成新的橢圓形或凹陷Preparetheedgesoftheferrulesaffectedbythecutting(whetheronthestretchortheferruletoberepaired),inaccordancewiththebeveldetailcorrespondingtoWPS,withmanualoxygencutting.Checkandcleantheedgeswithanemery.Referruletheferrulecheckingtheprocessatalltimeswiththecorrespondingbendingns.MeasuretheovalityoftheferruleinaccordancewithGD030189.IftheresultisNOK,thereferrulingshouldberepeatedtountiltheovalitycomplieswiththespecification.Ifthisisnotpossible,proceedinaccordancewithsection3.3.AssembletheferruleonthestretchandweldthetwocircularweldingsinaccordancewiththecorrespondingWPS.MeasuretheovalityofthestretchinaccordancewithGD030189.IftheresultisnotNOK,thecorrespondingferruleshouldberepairedagain.Ifthisisnotpossible,proceedinaccordancewithsectionWeldinternalelements(eyebolts…)totheferruleinaccordancewiththenandcorrespondingWPS.

根據(jù)WS（焊接工藝規(guī)程）中的斜面詳細(xì)信息，對(duì)筒節(jié)受到手動(dòng)氧氣切割影響的邊緣（不管是在要修理的拉伸處，還是筒節(jié)上進(jìn)行處理。檢查并使用砂來(lái)打磨邊緣。重新矯正筒節(jié)，在該過(guò)程中始終檢查是否符合相應(yīng)的卷制程序。根據(jù)G9測(cè)量已修復(fù)筒節(jié)的橢圓度。如果測(cè)量結(jié)果不理想，則應(yīng)該重復(fù)安裝筒節(jié)，直到橢圓度滿足規(guī)范要求。如果這樣做不可行的話，則按照第.3節(jié)來(lái)進(jìn)將滾輪架裝配到拉伸處，根據(jù)相WPS來(lái)焊接兩根據(jù)GD030189測(cè)量筒節(jié)的橢圓度。如果測(cè)量結(jié)果不理想，則應(yīng)該對(duì)相應(yīng)的部分再次進(jìn)行修理。如果這樣做不可行的話，則按照第3.3節(jié)來(lái)進(jìn)行。根據(jù)圖紙和相應(yīng)的WPS（焊接工藝規(guī)程），將內(nèi)部元SandblastandpainttheaffectedareainaccordancewithpaintingspecificationEP209001andthepaintr'sspecifications.Assemblepreviouslydisassembledinternalelements(ladders,tforms…)inaccordancewiththecorrespondingn.RECOVERYCUTTINGTHEFERRULEANDCOUPLINGANEWFERRULE.Tocarryoutthistypeofrepaircorrectlythefollowingstepsshouldbefollowed:cethestretchsuitablyonferrules.6ferrules

benecessary,and2willbecedonthestretchends(whichshouldbemotorised)andtheother4onboth根據(jù)噴漆規(guī)范EP209001和油漆供應(yīng)商的規(guī)根據(jù)相應(yīng)圖紙，裝配先前拆卸的內(nèi)部元（爬梯、平臺(tái)等切掉筒節(jié)并連接新的筒節(jié)進(jìn)行為了正確地進(jìn)行這種類型的修理，應(yīng)該遵守以下步驟：將需要調(diào)整的部位恰當(dāng)?shù)胤胖玫綕L輪架上。需 個(gè)滾輪架，其中，2個(gè)放置在塔架的首尾兩端（ 制Code:GD041067-ENRev:代碼：GD041067- 版本Date:日期：200842PagePAGE6/ REPAIROFTOWERSTRETCHESWITH標(biāo)題 對(duì)塔架橢圓變形的修sideofthecircularweldingsoftheferruletobe 電動(dòng)裝置放置），另外4個(gè)放置到需要調(diào)整部位的環(huán)向焊縫兩側(cè)Ifthestretchisassembled,itwillbenecessarytodisassembletheinternalelementsthataffecttherepair(ladders,tforms…).Cutthestretchattheferrule'scircularweldingtobereced(manualoxygencutting,airarc,rotaflex…),attemptingtodamagetheedgeoftheweldingoftheadjacentferrulesaslittleaspossible.

doesnothavethe2flangeswelded.Aferruleassemblyshouldneverbeliftedwithhooksifthe2flangesarenotweldedaswecouldcausenewovalisationsordents.

果尚未焊接2個(gè)法蘭，則使用吊鉤來(lái)提升筒節(jié)組Preparetheedgesoftheferrulesofthestretchaffectedbycutting,inaccordancewiththebeveldetailcorrespondingtoWPS,withmanualoxygencutting.Checkandcleantheedgeswithanemery.Checkandcleantheedgesofthetetobebentwithanemery.Bendthetecheckingtheprocessatalltimeswithitscorrespondingbendingns,andapplyrootWeldthelongitudinalcordinaccordancewiththecorrespondingWPS.Referruletheferrulecheckingtheprocessatalltimeswiththecorrespondingbendingns.MeasuretheovalityoftheferruleinaccordancewithGD030189.IftheresultisNOK,thereferrulingshouldberepeatedtountiltheovalitycomplieswiththespecification.Assembletheferruleonthestretchandweldthetw