Xxxx Co., Ltd压力容器计算书Calculation Sheet For Pressure Vessel计算书号Cal. No.xxxxxxxxx版次Rev. No.0产品名称：空气储罐 Product Name : Air storage tank施工 图号：xxxxxxx Drawing. No.版次：0Rev.：0版次Rev.编制Prepared By批准Approved By授权检验师Authorized InspectorXxxx Co., Ltd压力容器计算书Calculation Sheet For Pressure Vessel计算书号Cal. No.xxxxxxxxx版次Rev. No.0设计计算书Design Calculation Sheet1. 设计参数和条件 Design Data and Condition:1) 设计所遵循的规范 Applicable Code:ASME Section哪，Div.l, 2013 Edition;2) 设计压力(p):内部 1.2兆帕 Design Pressure (p): Internal 1.2 Mpa;3) 设计温度:0摄氏度到60摄氏度Design Temperature: 0C60C;4) 最低设计金属温度：-29C；MDMT: -29C5) 焊缝系数(E):壳体为0.85,封头为0.85(无缝)，Joint Efficiency (E): 0.85 for Shell and 1.0 for Heads(seamless)；6) 材料最大许用应力 Material Max. Allowable Stress:Based on ASME Code Sec. II, Part D Table 1A壳体和封头: SA516M Gr. 485， 60摄氏度时为138兆帕Shell & Heads: SA516M Gr. 485 Material Max. Allowable Stress is 138MPa at 60C；接管: SA106M Gr. B， 60摄氏度时为118兆帕Nozzles： SA106M Gr. B Steel Material Max. Allowable Stress 118 Mpa at 60C；7) 媒介: 空气 Medium: Air ;8) 封头类型: 2:1椭圆封头 Head type: 2:1Ellipsoidal Head；9) 其他载荷: Others Loadings:See verify for UG-22 loading;10) 腐蚀余度: 2.0毫米 Corrosion Allowance: 2.0 mm11) 容器外形和尺寸(见图纸 空气储罐 U-1110-1 )Layout of Vessel and Dimension:As Shown in Air storage tank Specification (Dwg. No. U-1110-1)ASME认证钢印及标志符：要求”ASME”钢印及” U”标志符Stamp of ASME Ceretification Mark and U Designator: Stamp of ASME Ceretification Mark and UDesignator required.Xxxx Co., Ltd压力容器计算书Calculation Sheet For Pressure Vessel计算书号Cal. No.xxxxxxxxx版次Rev. No.02.计算 Calculation:Verify for UG-22 LoadingYes No1. Internal Pressure 内部压力2. External Pressure 外部压力3. Weight of the Vessel 容器重量4. Weight of Normal Contents Under Operating Conditions (Static Head)在运行条件下正常容量的重量(落差)5. Weight of Normal Contents Under Test Conditions (Static Head) 在测试条件下正常容量的重量(落差)6. Superimposed Static Loadings From Weight of Attached Equipment 从附加设备重量产生的叠加静负荷7. The Attachment of Internals 内部附件8. The Attachment of Lifting Lugs 吊耳9. The Attachment of Vessel of Vessel Support (Skirt, Legs, Saddles,Etc.)容器支撑上的附件(裙座、支架、鞍座等)10. Cyclic and Dynamic Loadings Due to Pressure由于压力产生的旋转和动力载荷11. Cyclic and Dynamic Loadings Due to Thermal Variations 由于热变化产生的旋转和动力载荷12. Cyclic and Dynamic Loadings Due to Equipment mounted on Vessel由安装在容器上的设备产生的旋转和动力载荷13. Cyclic and Dynamic Loadings Due to Mechanical Loadings 由机械负荷产生的旋转和动力载荷14. Wind Loadings 风负荷15. Snow Loadings 雪负荷16. Seismic Loadings 地震负荷17. Impact Loadings Such As Those Due to Thermal Shock碰撞负荷，例如由于热冲击产生的负荷18. Temperature Gradients 温度梯度19. Differential Thermal Expansion 局部热膨胀20. Minimum Design Metal Temperature 最小设计金属温度21. Test pressure and the joint effect of static head试验压力和共同作用的静压头Xxxx Co., Ltd压力容器计算书Calculation Sheet For Pressure Vessel计算书号Cal. No.xxxxxxxxx版次Rev. No.02.1 内压壳体最小厚度 Min. Required Thickness of Shell under Internal Pressure 符号 Symbols:t= 壳体要求最小厚度，毫米t = minimum required thickness of shell, mmP = 内部设计压力, 1.2兆帕P = internal design pressure, 1.2MPa see UG-21R = 容器筒内半径， 402毫米 (考虑腐蚀余量)R = inside radius of the shell course under consideration, 402mmS = 最大许用应力值，138兆帕S = maximum allowable stress value, 138MPa see ASME Code Part II D Table 1A for material SA516M Gr.485E = 焊缝系数，0.85E = joint efficiency, 0.85 see Table UW-12(1)Since P=1.2MPa is less than 0.385SE=45.16MPa, Formula UG-27(c)(1) is used:PRSE 0.6 P=4.14( mm)1.2 x (400 + 2)138 x 0.85 0.6*1.2考虑腐蚀裕量：Consider of corrosion allowable: tr= t + Ca = 4.14 + 2.0 = 6.14mm ；这些公式只有在环向接头系数小于纵向接头系数一半时才起作用，根据UG-27(c) (2)的注释16,用 于纵向应力的U G-27(c) (2)公式不用考虑。These formulas will govern only when the circumferential joint efficiency is less than one-half the longitudinal joint efficiency, according to UG-27(c) (2) note 16, the formula UG-27(c) (2) for longitudinal stress neednt considered.钢板公称厚度=13.0毫米Nominal Plate Thickness Ordered = 13.0 mm 钢板厚度可允许下偏差=0.25毫米见 UG16(c)Plate Under tolerance=0.25 mm see UG16(c) 对于介质是压缩空气(不含任何腐蚀余量)，UG-16 (b)(4)中的受压件最小厚度应大于2.5mm；UG-16 (b)(4) the minimum thickness of pressure retaining components 2.5mm for compressed air service(exclusive any corrosion allowance).实际使用厚度=13.0-0.25=12.75 6.14毫米，并且也2.5+2毫米=4.5毫米,所以满足要求。Actual Used Thickness =13.0 -0.25-=12.75 6.14 mm, and 2.5+2 mm=4.5mm So it is satisfactory.Xxxx Co., Ltd压力容器计算书Calculation Sheet For Pressure Vessel计算书号Cal. No.xxxxxxxxx版次Rev. No.02.2 椭圆封头最小厚度 Min. Required Thickness of Ellipsoidal Heads 符号 Symbols:t = 封头成形后要求最小厚度，毫米t = minimum required thickness of head after forming, mm.t =封头成形后规定的最小厚度，ts=11.5毫米sts = minimum specified thickness of head after forming , ts=11.5 mmP = 内部设计压力, 1.2兆帕P = internal design pressure,