压缩空气罐计算书.doc

1. DESIGN DATA: 设计参数(1)APPLICABLE CODE相关规程CUSTOMER SPECIFICATION 用户条件书 ASME CODE SEC. DIV. 1 2010 ASME标准2010版本第八章第一部分DOC. NO. 01-AU-11-01-00 REV.0 文件号：(2)DESIGN PRESSURE 设计压力INTERNAL 1.0 MPa 内压(3)DESIGN TEMPERATURE 设计温度60(4)TYPE OF JOINTS OF CATEGORIES A AND BA、B类焊接接头类型TYPE NO.1 1号类型(5)RADIOGRAPHY 射线透照检查CATEGORY A、B BUTT JOINT SPOT UW-11(b)A、B类焊缝射线抽样检测按 UW-11（b）(6)JOINT EFFICIENCY 焊接接头系数SHELL AND HEAD:85%筒体和封头:85%(7)CORROSION ALLOWANCE腐蚀裕量1.0mm.(8)MATERIAL材料SHELL & HEAD:SA-516M Gr.485 筒体和封头:SA-516M Gr.485NOZZLE: SA-105M 接管：SA-105M FLANGE: SA-105M 法兰：SA-105MLEGS: SA-516M Gr.485 支腿：SA-516M Gr.485LUG: SA-105M 吊耳: SA-105M(9)MAX. ALLOWABLE STRESS AT DESIGN TEMPERATURE设计温度下的最大许用应力SA-516M Gr.485: 138MPa at 60SA-105M: 138MPa at 60(10)MATERIAL UNDERTOLERANCESHELL AND HEAD筒体和封头材料的厚度负偏差 4.9 m3 (REQUIRED用户要求) OK3、 THICKNESS OF CYLINDRICAL SHELL UNDER INTERNAL PRESSURE内压作用下的筒体厚度ASME SEC. DIV.1 UG-27 ASME第八章节第一部分UG-27lPart 部件:Shell 筒体lDesign pressure 设计压力P (MPa):1.0lDesign temperature 设计温度 ():60lMaterial 材料 :SA-516M Gr.485lMaximum allowable stress value at design temperature设计温度下最大许用应力值Sd (MPa):138lMaximum allowable stress value at test temperature试验温度下最大许用应力值St (MPa):138lHeight to point under consideration到上封头接管密封面的距离H (m):3.305 lDensity of test medium at test temperature试验温度下试验介质的密度gt (Kg/m3):1000lType of welded joints in TABLE UW-12焊接接头类型按表 UW-12 :Type No. (1)lRadiographic examination 射线透照检查:SPOT lJoint efficiency (specified in UW-12)焊接接头系数(按UW-12)E :0.85lCorrosion allowance 腐蚀裕量C (mm):1lInside radius corroded考虑腐蚀的内径R (mm):701lFinal center line radius 最终中心线半径Rf (mm):706lOriginal center line radius 成形前中心线半径Ro (mm):(1) Minimum required thickness (circumferential stress) 最小厚度（环向应力）0.385SE = 0.385(138)(0.85) =45.16 P(a) For operating condition 操作工况(b) For hydrostatic test condition 水压试验工况(2) Design thickness 设计厚度t=Greater of (t1 or t2) +C取较大值= t2+C=7.2mm(3) Provided thickness 验证厚度Nominal thickness (mm)12 t OK 名义厚度 12mm t OK(4) Check minimum required thickness for paragraph UG-16 (b) (4)按UG-16 (b) (4)校核最小厚度Minimum thickness required (including corrosion allowance) is 3.5mm,所需最小厚度（包括腐蚀裕量）是3.5mmnominal thickness is 12mm3.5mm OK名义厚度是12mm3.5mm 合格Due to E=0.850.5, longitudinal stress can not affect the thickness of the wall.因为E=0.850.5 所以纵向应力不是决定壁厚的因素。(5) Check extreme fiber elongation for paragraph UCS-79 按UCS-79校核纤维伸长量Maximum allowable fiber elongation without post weld heat treatment is based on the following formula:在不进行热处理时纤维最大允许伸长量，计算公式如下：5%So no heat treatment after cold forming need to apply.故冷成形后不必进行热处理。4、 THICKNESS OF ELLIPSOIDAL HEAD, PRESSURE ON CONCAVE SIDE凹面受压的椭圆型封头厚度 ASME SEC. DIV.1 UG-32 lPart 部件:Heads封头lDesign pressure 设计压力P (MPa):1.0lDesign temperature 设计温度 ():60lMaterial 材料 :SA-516M Gr.485lMaximum allowable stress value at design temperature 设计温度下的最大许用应力值Sd (MPa):138lMaximum allowable stress value at test temperature试验温度下的最大许用应力值St (MPa):138lHeight to point under consideration（bottom head）到上封头接管密封面的距离（下封头）H (m):3.68lHeight to point under consideration (top head)到上封头接管密封面的距离（上封头）H (m):0.51lDensity of test medium at test temperature试验温度下试验介质的密度gt (Kg/m3):1000lWeld joining heads to shell 封头和筒体的焊缝类型:Type No. (1)lRadiographic examination (A) 射线透照检查（A）:SpotlJoint efficiency (specified in UW-12)焊接接头系数(按 UW-12)E :0.85lCorrosion allowance腐蚀裕量C (mm):1lInside length of the major axis of an ellipsoidal head corroded考虑腐蚀的椭圆形封头内直径D (mm):1402lInside spherical radius of hemispherical head corroded考虑腐蚀的半球形封头内半径L1 (mm):701lJoint efficiency of head-to-shell封头到壳体的焊接接头系数E :0.85lInside spherical radius of ellipsoidal head corroded椭圆形封头球面部分的内半径L2:1260lSpherical radius center line of hemispherical head corroded凸面中心线半径Rf (mm):1266lMinimum specified thickness of head after forming成型后封头规定的最小厚度t s9.5lKnuckle center line radius 转角内半径rf (mm):244lOriginal center line radius成形前中心线半径R0 (mm):(1) Minimum required thickness 所需最小厚度UG-32(d)With ts / L2 0.002(a) For the top head 对上封头 (b) For the bottom head 对下封头(b-1) Under operating condition 操作工况下=5.981mm(b-2) Under hydrostatic test condition 水压试验工况下(2) Design thickness 设计厚度t=Greater of (t1, t2or t3) +C取较大值= t3+C=7.197mm(3) Provided thickness 验证厚度Nominal thickness (mm) 12名义厚度(mm) 12Minimum thickness after forming (mm) 9.5 t OK 成形后最小厚度（mm）9.5 t 合格(4) Check minimum head thickness for paragraph UG-32 (b) for hemispherical head按UG-32 (b)用半球形封头校核封头最小厚度0.665SE = 0.665 1380.85 = 78.0 P OK(5) Check minimum required thickness for paragraph UG-16(b)(4)按UG-16(b)(4)校核所需最小厚度Minimum thickness required (including corrosion allowance) is 3.5mm, minimum thickness after forming is 9.5mm.3.5mm OK所需最小厚度（包含腐蚀裕量）是3.5mm，成形后最小厚度是9.5 mm.3.5mm 合格(6) Check extreme fiber elongation for paragraph UCS-79 按UCS-79校核纤维伸长率Maximum allowable fiber elongation without post weld heat treatment is based on the following formula:不经热处理的最大允许纤维伸长率计算公式如下：曲面半径伸长率 过渡段半径伸长率 So no heat treatment of heads after cold forming need to apply for SA-516M Gr.485 (P-NO.1 Group NO.2).因此材料SA-516M Gr.485 (P-NO.1 Group NO.2).制成的封头冷成形之后不必进行热处理。5、 THICKNESS OF NOZZLE NECK INTERNAL PRESSURE 内压作用下的接管颈部厚度5-1FOR NOZZLE a AND b 接管a和bASME SEC. DIV.1 UG-45ASME第八章第一节UG-45lDesign pressure设计压力P (MPa):1.0lDesign temperature设计温度T ():60lMaterial of nozzle neck接管材料 :SA-105MlAllowable stress of nozzle neck material at design temperature设计温度下接管材料的许用应力Sd (MPa):138lAllowable stress of nozzle neck material at test temperature试验温度下接管材料的许用应力St (MPa):138lMaterial of shell筒体材料:SA-516M Gr.485lAllowable stress of shell (or head) at design temperature设计温度下壳体（或封头）的许用应力Ss (MPa):138lHeight to point under consideration (for Nozzle a)接管a到上封头接管密封面的距离H (m):2.85lHeight to point under consideration (for Nozzle b)接管b到上封头接管密封面的距离H (m):1.08lDensity of test medium at test temperature试验温度下试验介质的密度gt (Kg/m3):1000lType of welded joints of nozzle neck in TABLE UW-12接管的焊缝类型按表UW-12:Type No. (1)lJoint efficiency of nozzle neck接管的焊接接头系数E:1.00lCorrosion allowance 腐蚀裕量C (mm):1lOutside radius of nozzle neck接管外半径R0 (mm):44.45lMinimum wall thickness 最小壁厚Tmin (mm):4.8lInside radius of shell corroded 筒体包含腐蚀余量的内半径Rs (mm):701(1) Minimum required thickness of nozzle neck for par. UG-45 接管所需最小厚度，按UG-45 0.385SE = 0.385 1381.00 = 53.13 p(a) Under operating condition, refer to appendix 1-1,操作工况下，按附录1-1ta1 = = = 0.321 +1 =1.321mm(b) Under test condition 试验工况下ta2 = = 0.321 + 0.008 + 1 =1.33mmta= (the bigger value of ta1 or ta2)取较大值 =1.33mm(2) Minimum required thickness of shell for par. UG-45,and UG-16 (b) (4), Es = 1.00 按UG-45和UG-16 (b) (4)计算筒体所需最小厚度 UG-16 (b) (4)(3) Minimum thickness of wall pipe per table UG-45 按UG-45，计算壁厚tb3 = tmin + c = 4.8 + 1 =5.8mmtb= (the smaller value of tb3 or tb1) 取较小值 =5.8 mmtUG-45 = (the bigger value of ta or tb)取较大值= 5.8mm(4) Provided thickness 验证厚度Nominal thickness (mm) 11.13 名义厚度(mm) 11.13 Minimum thickness (mm)11.13 tUG-45 OK 最小厚度(mm) 11.13 tUG-45 合格5-2FOR NOZZLE c 接管 cASME SEC. DIV.1 UG-45ASME第八章第一节UG-45lDesign pressure 设计压力P (MPa):1.0lDesign temperature 设计温度T ():60lMaterial of nozzle neck 接管材料 :SA-105MlAllowable stress of nozzle neck material at design temperature设计温度下接管材料的许用应力Sd (MPa):138lAllowable stress of nozzle neck material at test temperature 试验温度下接管材料的许用应力St (MPa):138lMaterial of shell 筒体材料:SA-516M Gr.485lAllowable stress of shell (or head) at design temperature 设计温度下筒体（或封头）的许用应力Ss (MPa):138lHeight to point under consideration 到上封头接管密封面的距离H (m):0lDensity of test medium at test temperature 试验温度下试验介质的密度gt (Kg/m3):1000lType of welded joints of nozzle neck in TABLE UW-12接管焊缝类型见表UW-12:Type No. (1)lJoint efficiency of nozzle neck 接管焊接接头系数E:1.00lCorrosion allowance 腐蚀裕量C (mm):1lOutside radius of nozzle neck 接管外半径R0 (mm):57.15lMinimum wall thickness 最小壁厚Tmin (mm):5.27lInside diameter of shell corroded包含腐蚀余量的封头内直径D (mm):1402(1) Minimum required thickness of nozzle neck for par. UG-45 按UG-45计算接管所需最小厚度0.385SE = 0.3851381.00 =53.13 p (a) Under operating condition 操作工况下ta1 = = 0.413+ 1 = 1.413mm(b) Under test condition 试验工况下ta2= = 0.413+ 0+ 1 = 1.413mmta= (the bigger value of ta1 or ta2)取较大值 =1.413mm(2) Minimum required thickness of shell per. UG-45 and UG-16 (b) (4), Es = 1.00 按UG-45 and UG-16 (b) (4)计算筒体所需最小厚度 UG-16 (b) (4)（3） Minimum thickness of wall pipe per table UG-45 按UG-45，计算壁厚tb3 = tmin+ c = 5.27 + 1 =6.27mmtb= (the smaller value of tb3 or tb1) 取较小值 =6.083mmtUG-45 = (the bigger value of ta or tb)取较大值= 6.083mm. (3) Provided thickness for DN100 coupling为DN100验证厚度Nominal thickness (mm) 13.49 名义厚度Minimum thickness (mm)13.49 tUG-45 OK. 最小厚度(mm) 13.49 tUG-45 合格5-3FOR MANHOLE NOZZLE “e” 人孔接管eASME SEC. DIV.1 UG-45ASME第八章第一节UG-45lDesign pressure 设计压力P (MPa):1.0lDesign temperature 设计温度T ():60lMaterial of nozzle neck 接管材料 :SA-516M Gr.485lAllowable stress of nozzle neck material at design temperature 设计温度下接管材料的许用应力Sd (MPa):138lAllowable stress of nozzle neck material at test temperature 试验温度下接管材料的许用应力St (MPa):138lHeight to point under consideration到上封头接管密封面的距离H (m):2.834lDensity of test medium at test temperature试验温度下试验介质的密度gt (Kg/m3):1000lType of welded joints of nozzle neck in TABLE UW-12接管焊缝类型见表UW-12:Type No. (1)lRadiographic examination of nozzle neck 接管射线透照检查SPOTlJoint efficiency of nozzle neck (specified in UW-12)接管的焊接接头系数（按UW-12）E:0.85lCorrosion allowance 腐蚀裕量C (mm):1lInside radius of shell corroded不包含腐蚀余量的筒体内半径R (mm):216.5lFinal center line radius of nozzle接管最终中心线内半径Rf (mm):222.5lOriginal center line radius of nozzle接管成形前中心线内半径R0 (mm):(1) Minimum required thickness of par. UG-45 and UG-27 (c) (1) 按UG-45 and UG-27 (c) (1)计算所需最小厚度385SE = 0.3851380.85 = 45.16 p(a) Under operating condition 操作工况下t 1= = 1.855+ 1= 2.855mm(b) Under test condition 试验工况下t2 = = 1.855+ 0.051+ 1= 2.906mm.(2) Provided thickness 验证厚度Nominal thickness (mm) 12 t1, t2, OK 名义厚度（mm）12 t1, t2, 合格 (3) Check extreme fiber elongation for paragraph UCS-79按UCS-79校核纤维伸长率最大延伸率 = 2.70 % p(a) Under operating condition, refer to appendix 1-1, 操作工况下，参考附录1-1ta1 = = = 0.174 +1 =1.174mm(b) Under test condition 试验工况下ta2= = 0.174 + 0.006+ 1 =1.18mmta= (the bigger value of ta1 or ta2)取较大值 =1.18mm(2) Minimum required thickness of shell for par. UG-45,and UG-16 (b) (4), Es = 1.00 按UG-45,和UG-16 (b) (4)计算封头所需最小厚度 UG-16 (b) (4)(3) Minimum thickness of wall pipe per. table UG-45 按UG-45，计算壁厚tb3 = tmin+ c = 3.22+ 1 =4.22mmtb= (the smaller value of tb3 or tb1) 取较小值 =6.083mmtUG-45 = (the bigger value of ta or tb)取较大值= 6.083mm. (4) Provided thickness 验证厚度Nominal thickness (mm) 7.14 名义厚度 7.14 Minimum thickness (mm) 7.14 tUG-45 OK 最小厚度(mm) 7.14mm tUG-45 合格6. Max. Allowable working pressure 最大许用工作压力The maximum allowable working pressure may be assumed to be the same as the design pressure when calculations are not made to determine the maximum allowable working pressure. 当没有计算最大许用工作压力时，可以假定同设计压力一致。(ASME SEC. DIV.1 UG-99 notes: 34)So we take the maximum allowable working pressure is 1.0Mpa at 60所以在60时我们采用最大许用工作压力为1.0Mpa。7. HYDROSTATIC TEST PRESSURE AND TEMPERATURE水压测试压力和温度ASME SEC. DIV.1 UG-99lMaximum allowable working pressure (Hot & Corroded) *最大许用工作压力（热处理或腐蚀后）(MPa):1.0 at 60lHydrostatic test pressure 液压试验压力(MPa):1.3lDesign temperature 设计温度():60lTest temperature 试验温度():7-40lMinimum design metal temperature in TABLE UCS-66最低设计的金属温度():-10lMaterial of parts of the vessel 容器部件材料:See table 7.1见表7.1lAllowable stress of vessel wall at design temperature设计温度下容器壁的许用应力Sd (MPa):See table 7.1见表7.1lAllowable stress of vessel wall at test temperature试验温度下容器壁的许用应力St (MPa):See table 7.1见表7.1* :The maximum allowable working pressure may be assumed to be the same as the design pressure. (specified in UG-99 note34) 最大许用工作压力可假定同设计压力一致（按UG-99备注34规定）(1) Minimum required test pressure per UG-99 最小要求测试温度Table 7.1 Hydrostatic Test Pressure per UG-99 表7.1 水压测试压力Shell筒体Top head上封头Bottom head下封头Nozzle e接管eNozzlea,b,c,d,And Flange接管a,b,c,d, 及法兰MAWP (MPa)1.0Material材料SA-516M Gr.485SA-516M G