熔盐储罐焊接施工组织方案

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1、目录1.工程概况21.ProjectSummary22编制依据22CompilationBasis23施工准备43ConstructionPreparation44焊前准备84WeldPreparation85施工工序115Constructionprocess116熔盐罐底板组对焊接126Assemblyweldingfortankbottomplate127熔盐储罐壁板的焊接177Weldingoftankshell178拱顶的焊接218Weldingofvault219焊缝的修补229Repairweld2210焊接检验

2、2310Weldinginspection2311质量保证措施2711Qualityassurancemeasures2712HSE保证措施3512HSEAssuranceMeasures3513工机具及人力资源5313Machines&Tools,andHumanResources531.工程概况1.ProjectSummary本工程为2台20000m³拱顶冷、热熔盐储罐新建工程，工程所在地位于青海省德令哈市西出口太阳能发电基地内，工程内容包括储罐罐主体制作、安装、防腐、及相关检测。Thisworkisfortwosetso

3、f20000m³vaulthotmeltsaltstoragetanknewproject,theprojectislocatedinsolarenergybaseofwestexitofDelinghaCity,Qinghaiprovince,andtheprojectcontentsincludefabrication,installation,anti-corrosion,andrelevantinspectionofthemainbodyofthestoragetank.储罐结构形式为拱顶固定顶，共由五带壁板组成，壁板

4、材质为Sa-516Gr.70N，壁板厚度从下到上依次为42mm、34mm、25mm、16mm、10mm。Thestoragetankstructureisfixedarchroofwhichisconstitutedwithfiveshellplates.ThematerialofshellplateisSa-516Gr.70N，thethicknessofshellplatefromuptodowninsequenceis42mm,34mm,25mm,16mmand10mmrespectively.2编制依据2Compila

5、tionBasis2.1中广核德令哈50MW光热项目热传储热系统施工图2.1ConstructionPlanofCGN-Delingha50MWSolarThermalPowerGenerationProjectHeatTransmissionandHeatAccumulationSystem2.2合同、招标文件；2.2Contract,biddingdocument;2.3Q/JH121.11.004-92《安全技术操作规程》2.3Q/JH121.11.004-92SafetyTechnicalOperationProces

6、s2.4GB50128－2014《立式圆筒形钢制焊接储罐施工及验收规范》2.4GB50128-2014VerticalCylindricalSteelStorageTankWeldingConstructionandAcceptanceSpecification2.5SH/T3530-2011《石油化工立式圆筒形钢制储罐施工工艺标准》2.5SH/T3530-2011TechnicalStandardforConstructionVerticalCylindricalSteelStorageTanksforPetrochemic

7、alIndustry2.6GB50341-2003《立式圆筒形钢制焊接油罐设计规范》2.6GB50341-2003CodeforDesignofVerticalCylindricalWeldedSteelOilTanks2.7GB/T709-2006《热轧钢板和钢带的尺寸、外形、重量及其允许偏差》2.7GB/T709-2006Dimension,Shape,WeightandTolerancesforHot-rolledSteelPlatesandSheets2.8NB/T47014-2011《承压设备焊接工艺评定》2.8NB

8、/T47014-2011Weldingprocedurequalificationforpressureequipment2.9NB/T47015-2011《压力容器焊接规程》2.9NB/T47015-2011WeldingspecificationforPressureVe