應(yīng)力分析及疲勞分析報告

預處理塔應(yīng)力分析及疲乏分析報告編制:校對:審核:全國壓力容器標準化技術(shù)委員會一九九八年九月一、載荷分析用戶數(shù)據(jù)XX設(shè)計院所供給的設(shè)計圖，計算根底數(shù)據(jù)如下:封頭材料腐蝕裕量

-0.07~0.65MPa0.85MPa40~150C170C16MnR16MnR16Mn〔鍛〕C2=2mm計算條件(1)(1)強度計算條件:計算溫度計算壓力170C0.85MPa材料在計算溫度下的常數(shù):筒體及封頭筒體開口鍛件16MnR16MnS =176MPamt筒體及封頭筒體開口鍛件16MnR16MnS =176MPamtE=1.98x10MPat5S =150MPamtE=1.98x10MPat5Sm=188MPaSm=188MPaE=2.06X10MPa5(2) 疲乏計算條件:設(shè)計壽命設(shè)計壽命操作次數(shù)總循環(huán)數(shù)15年2500次/年1X2500=37500次載荷與時間的關(guān)系示意如下:二、構(gòu)造分析依據(jù)預處理塔的構(gòu)造特點， 應(yīng)進展上圭寸頭、下圭寸頭及筒體開孔三局部的應(yīng)力分析，分別建立力學模型如下：1. 上封頭局部：(1) 力學模型ANSYSANSYS5.4SBP111933□9:OS:48HLEMENTSPowerCraphi.caHFACET=1PRES-8.977一-7.661-5.229-4,0136*44￡.S5zv二丄DIST=696.3XF=1179?P=563Z-BUFFERUIND=2ZV=1*I>IST^2SS-7021：預處理塔上封頭力學模型邊界條件預處理塔上封頭邊界條件的位置和方向如圖

1所示。位移邊界條件：相連且在Y=0處：厶丫 =0力邊界條件：殼體內(nèi)壓P=0.85MPa。中心接收處的邊界等效壓力P=8.877MPa。單元選擇ANSYS5.4有限元分析軟件供給的軸對稱8節(jié)點等參元(82)進展1)。下封頭局部：力學模型依據(jù)下封頭的構(gòu)造特點和載荷特性，承受了軸對稱的力學模型2:預處理塔下封頭力學模型邊界條件預處理塔下封頭邊界條件的位置和方向如圖

2所示。位移邊界條件：裙座根部：厶丫=0力邊界條件：殼體內(nèi)壓P=0.85MPa。中心接收處的邊界等效壓力P=8.93MPa,托架處(殼內(nèi)物料重)的邊界等效壓力P=1.54MPa,筒體直邊端處的邊界等效壓力P=2.72MPa,單元選擇承受ANSYS5.4有限元分析軟件供給的軸對稱 8節(jié)點等參元2)。3. 筒體開孔局部：力學模型依據(jù)筒體的構(gòu)造特性和載荷特性，力學模型關(guān)于XOZ平面近似對稱(無開孔局部為應(yīng)力均勻區(qū))，關(guān)于YOZ平面對稱，只需計算構(gòu)造的四分之一。邊界條件3所示。位移邊界條件：軸對稱約束；Z=0時，/Z=0力邊界條件：殼體內(nèi)壓P=0.85MPa；筒體端的邊界等效應(yīng)力為：52.91MPa,筒體端的邊界等效應(yīng)力為：3.94單元選擇ANSYS5.48節(jié)點實體元〔45〕進行網(wǎng)格劃分〔3〕。AN5Y35.4?EP3199CAN5Y35.4?EP3199C23;C612TELEMENTSPowti&taphie5ETACET*!PRES-S￡+3U-46+133-3fl.473-02.752.8STHMD科PRES-52+513-46.193

3:預處理塔三、應(yīng)力分析結(jié)果(1) 預處理塔上封頭局部:ANSYS5.4SEPANSYS5.4SEP8199815：08：57MODALSOLUTIONSTEP=1SUE=1TIME=1SIUT(AVG)PowerGraphicsEFACET=1AVRES=MatSMN=8.903SMX=169.7028,903n□口□□26.7744.63662.50380.36999.236116.102133.969151.8351.69.7028.90326.77169.702AMSYSAMSYS5.4SEP8199820:19:40HODALSOLUTIONSTEP=1SUE=1TIME=1SINT CAVG^PoverC-raphicsEFACET=1AVRES=MatDMX-3.191SMN=.423S66SMX=186.897.4236S621,14341.8€2€2.S8193.301104.021Z4,739145.458177186.897.42366621,143186.8975:預處理塔下封頭變形圖及應(yīng)力分布圖AJJSY3AJJSY35.4SEP8199823;08:23ETCWAL30-LUTI0USTE>=1SUB=1TIME=1SIMT (AUGJPower&xAphicsEFACET=1DMX-4a4583KX-239-53SE.S31合.合.47784.401110.32413E.2吐7162.17ieS-093￡14.01E299.9396.59132.55458.4772.14.DIE四、強度評定是一種保守的算法。預處理塔上封頭局部：分析點(A、B7

12A點：S二90.23<t=176MPaSI=99.59<mt=176MPaSm=153.7<1.5t=264MPaB點：SI=90.23<mt=176MPaSI=135.5<mt=176MPaANSYS5.4SEP81396￡0111110NOtALSOLUTIONSTEP?1ANSYS5.4SEP81396￡0111110NOtALSOLUTIONSTEP?1SOB=1TIME=1SUIT (AVG)PaverGta^h.1esBFACET=1AVRHS=N*tDHX=-.31S5i7SHU=：g.S03STO<=!?>7C￡6.50325.77呂呂呂44飛恥E2L§03肌恥116.10Z.133969151.83S1S5.?O￡8-90326.771S3.702.27:預處理塔上封頭分析點路徑:預處理塔下封頭局部分析點(C、D834C點：S=98.9<mt=176MPaS=105.1<mt=176MPam 局部薄膜加局部彎曲應(yīng)力強度：S=157.1m D點：S=98.9<mt=176MPan 局部薄膜應(yīng)力強度：S=67.21n ANSYS5.4SEP8199820:Z4:45NODALANSYS5.4SEP8199820:Z4:45NODALSOLUTIONSTEP=1SUBTIMI=1SINT(AVG-)Pow*rGraphicsEF直CET=1AVRBS-HitDMX=3,191SHX=186m .423666.42366621.1434JL.86Zez.seiS3.301104.02124.739145.458186.8972JL.143186.897預處理塔筒體開孔局部:分析點(E、F)路徑見圖956。E點：S=120.8<mt=176MPaSI=130.2<mt=176MPaSIII二223.5<1.5mt=264MPaF點：S=120.8<mt=176MPaSI=150.8<mt=176MPaSEP819S3￡3!1?!09SEP819S3￡3!1?!09SOLKHIOJTSTEP=1SUB=1TIKE-13INT(AVQ)PowerGEaplkicsEFACETMJ.KE第書翻Df￡C9曲3HJT=6-631■■■■日呂呂■116-AX-1WB1B$313瓷108.093：SIII二212.1<1.5mt=264MPa9：筒體開孔局局部析點路徑五、疲乏強度評論對應(yīng)力最大位置進展疲乏分析，分析結(jié)果見附錄7、附錄89分析結(jié)果說明：預處理塔上封頭局部積存使用系數(shù)預處理塔下封頭局部積存使用系數(shù)

=0.00261<1.0=0.00683<1.0預處理塔筒體開孔局部積存使用系數(shù)=0.11123<1.0疲乏校核合格。六、結(jié)論全部A、B類焊縫需100%無損檢測，合格標準按JB4732-95的規(guī)定。測。封頭接收、筒體接收處過渡園弧半徑至少為全部對接焊縫需打磨至與母材平齊。

5mm。JB4732-95標準進展。在到達上述要求后，預處理塔在設(shè)計條件下的強度是滿足JB4732-95標準標準要求的。PRINTLINEARIZEDSTRESSTHROUGHASECTIONDEFINEDBYLPATHCOMMAND. DSYS=0*****POST1LINEARIZEDSTRESSLISTING*******MEMBRANE**SX SY SZ SXY SYZSXZ93.18 6.213 102.4 -17.42 0.00000.0000S1S2S3SINTSEQV102.496.542.85299.5996.78**BENDING**I=INSIDEC=CENTERO=OUTSIDESXSYSZSXYSYZSXZO-59.37S1I64.04-8.074S216.36-16.36S3SINT3.40316.170.0000SEQV55.310.000060.64C0.0000O-59.37S1I64.04-8.074S216.36-16.36S3SINT3.40316.170.0000SEQV55.310.000060.64C0.00000.00000.00000.00000.0000O-3.403-16.36-64.0460.6455.31**MEMBRANEPLUSBENDING**I=INSIDEC=CENTERO=OUTSIDE**TOTAL**I=INSIDEC=CENTERO=OUTSIDESXI167.8C89.43O38.15S1I177.3SY17.085.0110.2233S2124.2SZ124.2101.088.02S3SINT7.590SXY-38.99-14.80-6.506SYZSXZ0.00000.00000.0000SEQVTEMP0.00000.00000.0000169.7150.40.0000SXSYSZSXYSYZSXZI152.614.29118.8-33.590.00000.0000C93.186.213102.4-17.420.00000.0000O33.81-1.86186.09-1.2550.00000.0000S1I160.3S2118.8S3SINT6.557153.7SEQV137.7C102.496.542.85299.5996.78O86.0933.85-1.90587.9976.65C101.091.942.49298.4794.28O88.0239.24-0.861688.8877.100.0000PRINTLINEARIZEDSTRESSTHROUGHASECTIONDEFINEDBYLPATHCOMMAND.DSYS=0*****POST1LINEARIZEDSTRESSLISTING*******MEMBRANE**SX SY SZ SXY SYZSXZ8.443 48.55 -78.34 -20.42 0.00000.0000S1S2S3SINTSEQV57.12-0.1259-78.34135.5117.8**BENDING**I=INSIDEC=CENTERO=OUTSIDESXSYSZSXYSYZSXZI5.12730.6510.28-12.900.00000.0000C0.00000.00000.00000.00000.00000.0000O-5.127-30.65-10.2812.900.00000.0000S1S2S3SINTSEQVI36.0410.28-0.258836.3032.34C0.00000.00000.00000.00000.0000O0.2588-10.28-36.0436.3032.34S1I 93.16S2-0.3846S3SINTSEQV-68.06161.2140.2**MEMBRANES1I 93.16S2-0.3846S3SINTSEQV-68.06161.2140.2SXSYSZSXYSYZSXZI 13.5779.20-68.06-33.330.00000.0000C8.44348.55-78.34-20.420.00000.0000O3.31617.90-88.62-7.5210.00000.0000C57.12-0.1259-78.34135.5117.8O21.080.1326-88.62109.7100.9C57.07-0.3256E-01-78.33135.4117.7**C57.07-0.3256E-01-78.33135.4117.7SXI 13.63SY79.09SZ-68.07SXY-33.63SYZSXZ0.00000.0000C8.42248.62-78.33-20.280.00000.0000O3.343S117.75S2-88.64S3-7.790SINT0.0000SEQVTEMP0.0000I 93.28-0.5682-68.07161.4140.40.0000O21.16-0.6328E-01-88.64109.8 100.9 0.0000附錄3：分析點C的應(yīng)力強度值PRINTLINEARIZEDSTRESSTHROUGHASECTIONDEFINEDBYLPATHCOMMAND.DSYS=0*****POST1LINEARIZEDSTRESSLISTING*****SXSX93.50S1109.3SY6.536S295.81SZ SXY109.3 -14.36S3 SINT4.225 105.1**MEMBRANE**SYZSXZ0.00000.0000SEQV99.04**BENDING**I=INSIDEC=CENTERO=OUTSIDESXSYSZSXYSYZSXZI65.069.64316.96-18.860.00000.0000C0.00000.00000.00000.00000.00000.0000O-65.06-9.643-16.9618.860.00000.0000S1S2S3SINTSEQVI70.8716.963.83267.0461.53O-3.832-16.96-70.8767.0461.53**MEMBRANEPLUSO-3.832-16.96-70.8767.0461.53**MEMBRANEPLUSBENDING**I=INSIDEC=CENTERO=OUTSIDE**TOTAL**I=INSIDEC=CENTERO=OUTSIDESXI 180.1C89.19O34.35S1SY15.765.418-0.8398S2132.6SZ132.6107.794.8S34.458SXY SYZSXZ-44.55 0.0000-9.379 0.00002-4.5180.00000.00000.00000.0000I 191.4SINT186.9SEQVTEMP165.50.0000SXSYSZSXYSYZSXZI 158.616.18126.3-33.230.00000.0000C93.506.536109.3-14.360.00000.0000O28.44-3.10692.374.4980.00000.0000S1S2S3SINTSEQVI 165.9126.38.807157.1141.5C109.395.814.225105.199.04O92.3729.07-3.73596.1184.62C107.790.234.381103.395.80O94.8234.92-1.41196.2384.170.0000PRINTLINEARIZEDSTRESSTHROUGHASECTIONDEFINEDBYLPATHCOMMAND. DSYS=0**MEMBRANE**SX SY SZ23.12 -1.643 -42.58SXY SYZSXZ-6.305 0.0000**MEMBRANE**SX SY SZ23.12 -1.643 -42.58SXY SYZSXZ-6.305 0.00000.0000S1S2S3SINTSEQV24.63-3.156-42.5867.2158.50**BENDING**I=INSIDEC=CENTERO=OUTSIDESXSYSZSXYSYZSXZI1.511-93.87-27.011.9440.00000.0000C0.00000.00000.00000.00000.00000.0000O-1.51193.8727.01-1.9440.00000.0000S1S2S3SINTSEQVI1.550-27.01-93.9195.4684.87O93.9127.01-1.55095.4684.87**MEMBRANEPLUSO93.9127.01-1.55095.4684.87**MEMBRANEPLUSBENDING**I=INSIDEC=CENTERO=OUTSIDE**TOTAL**I=INSIDEC=CENTERO=OUTSIDESXI-1.141C67.46O-1.058S1I-1.141SY-173.3100.6-4.521S2-100.6SZ-100.61.323-51.30S3-173.3SXY SYZSXZ-0.2686 0.0000-17.91 0.00000.43450.00000.00000.00000.0000SINT172.2SEQVTEMP149.70.0000SXSYSZSXYSYZSXZI 24.63-95.52-69.59-4.3600.00000.0000C23.12-1.643-42.58-6.3050.00000.0000O21.6192.23-15.57-8.2490.00000.0000S1I 24.78S2-69.59S3-95.68SINT120.5SEQV109.8C24.63-3.156-42.5867.2158.50O93.1820.65-15.57108.895.92C108.459.631.323107.192.87O-1.004-4.575-51.3050.3048.610.0000PRINTLINEARIZEDSTRESSTHROUGHASECTIONDEFINEDBYLPATHCOMMAND. DSYS=0**MEMBRANE**SX133.8SY3.751SZ9.457SXY**MEMBRANE**SX133.8SY3.751SZ9.457SXYSYZSXZ0.2262E-010.54301.408S1S2S3SINTSEQV133.99.4933.700130.2127.4O-93.13-0.8443E-010.37461.2241.954-0.2028E-01S1S2S3SINTSEQVSXI93.13**BENDING** =INSIDEC=CENTERSXI93.13**BENDING** =INSIDEC=CENTERO=OUTSIDESYSZ0.8443E-01C0.0000-0.0000SXY SYZ SXZ0.3746 -1.224- 1.954 0.2028E-010.0000 0.0000 0.0000 0.0000C0.00000.00000.00000.00000.0000O2.119 -1.813 -93.14 95.26 93.36**MEMBRANEPLUSBENDING**I=INSIDEC=CENTERO=OUTSIDESX SY SZ SXY SYZSXZI 227.0 3.836 9.083 -1.202 -1.4111.428C133.8 3.751 9.457 0.2262E-010.54301.408O40.72 3.667 9.832 1.247 2.4971.388S1 S2 S3SINTSEQVI 227.09.4253.477223.5220.6C133.99.4933.700130.2127.4O40.8310.622.76938.0634.80SXI 238.9C129.1O48.32S1I 238.9

**TOTAL**I=INSIDEC=CENTERO=OUTSIDESY SZ SXY SYZSXZ1.027 -0.7490 -0.3044 0.51610.22377.632 12.91 -0.6043 -0.6858E-011.784-10.66 0.2638 2.813 -2.065-0.1623S2 S3SINTSEQVTEMP1.165 -0.8885 239.8 238.80.0000C129.112.887.629121.5118.9O48.460.6319-11.1759.6354.690.0000**MEMBRANE**SXSYSZSXYSYZSXZ153.15.00919.840.2354E-01-6.877-0.3150E-01S1S2S3SINTSEQV153.122.542.310150.8141.8**BENDING**I=INSIDEC=CENTERO=OUTSIDESXSYSZSXYSYZSXZI55.52-4.858-23.030.1820E-017.840-0.1708E-01C0.00000.00000.00000.00000.00000.0000O-55.524.85823.03-0.1820E-01-7.8400.1708E-01S1S2S3SINTSEQVI55.52-1.944-25.9581.4772.51O25.951.944-55.5281.4772.51**MEMBRANEO25.951.944-55.5281.4772.51**MEMBRANEPLUSBENDING**I=INSIDEC=CENTERO=OUTSIDE**TOTAL**I=INSIDEC=CENTERO=OUTSIDESXSYSZSXYSYZSXZI 208.70.1503-3.1970.4173E-010.9630-0.4858E-01C153.15.00919.840.2354E-01-6.877-0.3150E-01O97.629.86742.870.5339E-02-14.72-0.1442E-01S1S2S3SINTSEQVI 208.70.4076-3.454212.1210.2C153.122.542.310150.8141.8O97.6248.484.25793.3680.89SXSYSZSXYSYZSXZI 209.8-0.4435-0.34280.3835E-01-0.3374-0.1362C151.85.39418.110.1406E-01-6.418-0.3422E-01O102.49.92651.81-0.2569-22.240.2417S1S2S3SINTSEQVTEMPI 209.8 -0.5213E-01-0.7343210.6210.2 0.0000C151.820.792.718149.1140.9O102.461.410.3203102.188.950.0000LOCATION1ISNODE258STRESSCONC.FACTORS(X,Y,Z)=LABEL=MaxPoint

1.000 1.000 1.000STOREFATIGUESTRESSESFORNODE258EVENT1LOAD1STOREFATIGUESTRESSESFORNODE258EVENT1LOAD2EVENT1HAS37500CYCLES,SCALEFACTOR=1.0000LABEL=MaxPointPERFORMFATIGUECALCULATIONATLOCATION1NODE258***POST1FATIGUECALCULATION***LOCATION1NODE258MaxPointEVENT/LOADS11MaxPoint AND12MaxPointPRODUCEALTE