过程设备设计第三版-课后习题答案

1、1第三版过程设备设计题解思考题 ? 或 B ； 213 2153476 和与及与12 12436572143576 12 -20,但满足低温低应力工况 435 67思考题 ? Rt e x 24Rt23Rt 1zrK 12 p K1i22 p p r iK 1ii22r 即 Kr32zzK 12 K 值 pK1i2p p p p p oioi p R p R2p p R R 1222ii00i0i0R RR Rrrz222220i0ip R p R2p p R R 1222iiR R00i0i0R Rr222220i0ip R p R22ii00R R220iiip p pi7图34 d r

2、rdr r r2z ， r2z 2134 p R t p R t R t2 R t R tpp245 13pR4D2w f4t22 3 3 524w s D 18t234 s3 r 0.32fr w550.3s4.080.3maxw110.3fmax 56 习题 400MPa, 245MPa体 厚 度 为 t 假 设 壳 体 材 料 由 bs 改 为 510MPa, 345MPabs1p R R 2 k 2 r t rFzzk012 z12ktk 2 2t 22p 122a2AB2 3167R z12prpRhpR 0.410000 2202z51102cos 0.7sin 1000 2 R

3、t 2r2 p R g 0r032 2 p R gr 2 R g d0r0023 R p R g R g 22233300 0R p R g R g 2223302t003t22 Rp1 R g 22022330t 2 23002p Rzt p R gR0t p R gR0t Rp1 R g 2202233t 2 230002 cosRp1sin sin R gsin sin cos cos2202233tsin 2 230002100.02sin0.210 sin 0.51622 1106409.81 0.35 sin 0.51 cos 0.72333500 221974.4 sin 0.5

4、1 20928 cos 0.34323sin2 522.2 sin 0.51 2.1 cos 0.34323sin2522.2sin 2.1cos 12.042 MPa23sin278 p cos cos R gR0t Rpcos1sin R gsin sin cos cos sin22022330tsin2 230025 221.97431.392cos 22.2sin 2.1cos 12.042 MPa23sin2) ：3R 12z0p cos 243313V cos R g rdr R gh 3R h gr0r0 232g3 2 p R gcosrrdr 2 R g cos sin d

5、4R h 3Rh30r002 R g cos cos R p R gcossin sin2223333000g 4R h 3Rh323 V 2 R tsin2 R p R gcossin sinR g cos cos2223302tsin003tsin22gh4R h 3 226tsin R2 cosRp1sin sin R gsin sin cos cos2202233tsin 2 230002gh4R h 3 226tsin R2p Rz t p cos cos R gR0t p cos cos R gR0t cosRp1sin R gsin sin cos cos sin2202233t

6、sin2 230002gh4R h 3 226tsin R289 Rpcos1sin sin R gsin sin cos cos22022330tsin2 23002gh4R h 3 226tsin R2 100.210 sin 0.51620.02sin2 119656624106409.81 0.35 sin 0.51 cos 0.7233sin23 500 221974.4 sin 0.51 20928 cos 0.343 39313.24823sin2 522.2 sin 0.51 2.1 cos 0.343 3.923sin2522.2sin 2.1cos 8.14 MPa23si

7、n2 g p cos cos R ghR4R h 3 022t6tsin R2 Rpcos1 sin sin R gsin sin cos cos2202233tsin2 230002 519.656624 22.2 sin 0.51 2.1 cos 0.343 20031.392 0.7cos 23sinsin225 22.2sin 2.1cos 8.14 20031.392 0.7cos 23sin25 22.2sin 2.1cos 8.14 MPa 221.974-31.392cos 23sin2 12zcr 2223c1R p H g x R r Rr g2223cxr 2223c2

8、R xtg tcos910pt zRR 12p H x g R xtgctcosd 1 g R xtg p H x g tgdxtcoscd 2 gtg1 p tg d2令： 0 x R Htg 0c2tggtcosdxdx2在x处 有最大值。 的最大值在锥顶 其值为，。p tg p 1R H Hg R Htg p ccg g c2tcosmax 。w w w 0pQM00111 0pQM0011122 R w 2 R pRpR2Etpw p22 RpEt2 0 p2311w MMw QQ02 2 D02 2 D002311MQMQ0 0 2 DD002224 w w w 0 00 0pQMp

9、QM0022222251011pR2 Et 2 D1111M Q 0M Q 0 2 D 2 DD0000232pR2pR2 M 2 DQ 4 D23EtEt0o6N 0 x4 R D p43N e sin xcos x pRe sin xcos xx xEtR D p22 e sin xcos xM 2xEtxM Mx4 R D p32e cos xQ xEtx7 R D pN Mx22z xe x x zxttx34 RDxN M e2 e x x z x x xttt330z Q t R D p t2322 z e xz x22xt44x348 R D p N M 2t22 e x x z

10、z 2txxxttx34 N M ttt3 t21e x x e x x zxx30z xQ t R D p t2322z z e x x22t44x34111201211 2 r w 2 r 1 2t 2p2 w p1p2 rE t21 2 r w 2 rw ttw r t t t ttt11r2 r10c111 2 w 2 r tpt211 0pt122 2 r w 2 r 1 p22 w p2p2 rE t2t 22 2 r w 2 rw ttw r t t t ttt22r2 r20c222 2 w 2 r tpt222 0pt21311w Mw QMQ0 2 D0 2 D100213

11、110 MQMQ0 2 DD0011224121311w MMw QQ02 2 D02 2 D002311MQMQ0 0 2 DD002225w w w w w w0ptptQMQM000111222 0 ptptQMQM0001112226 pr11pr1122 2 r t M Q 2 r t M Q 2 D 2 D 2 D 2 D2Et2Et10020023231111M Q M Q 2 D 2 DDD000022M 00 Q r D t t 3o0c127N 0 x Et N e t t cos xx20c12 M r D e t t sin x2 xx0c12M Mx x cos xs

12、in xQ r D e t t3x0c128 N 12Mx12z r D e t t z sin xx2xtttx0c1233 EN 12M12z z e t t cos xr D sin xx2tt 2t0c1233 0z Q tx6r t22 D e t t cos xsin x z z223xt4t 43x0c12391314x r De t t x N 12Mx 12z 2t tz x2t2t tx0c1233 x N 12ME12z z e t t xr D x2tttt 2t0c12330z6r t xQ tx22 x xzzDe t t223t4t 4x0c1233 pw =0.

13、365mm，i0D 50 r w d wrw 1r w r EErzrz p R2iR20pR20ii111R RrK 1rrz222220ip R2R20pR201iiR RirK 1r222220ip R2ipiiR RK 12220ip R 2 wwi0E K 1r002 pR 490 20.3K 12 11.188iEw0210 0.36550R490K 1.188R 412.538mm0i p 36MPari 1.18821p1 K 36 211.036MPai2K 11.188 122p36 87.518MPaiK 1 1.188 1z221415 0r2362p175.036MP

14、a 87.518MPaiK 1 1.188 122p36iK 1 1.188 1z22 bs RR2 R2RR2R p R2i22 1 1 12lns30 R R cicci0R R RR R R R 2222c00i0i0ic2 R R R2i R R 222s c1 2ln cc 0RRRR RR R 3 3220iicc001 RRRR1 2p R R2222 R R RR0s0c20icii0 R RR R R20322223ci0c0icR cR RRcR22p i2ln 589.083MPaS3 0cR2oi 1 3 p R33P4 t224 t4t2222 3 3 P3 3 3

15、3p R228 t8 t8t222 210 383 53D1.005 109121 12 10.322pR435004w 64D 64 2.915mmf1.005109ma4t2 550.34w 2.915 4.077 s 64D 11 0.3 3 3 3 30.3 328232 8t22 33为 5Et210 63 53D39.56 10512112 10.322p h g 0.815009.8111772Pa pR 50.012750 50.344w 61.14mms 64D 16439.5610 1 0.3max561.14 20.383塔板刚度需增加的倍数：需

16、要的塔板刚度 D 20.3839.5610 806.23281055 D12112 10.3 806.232810225t 16.4mm33210E5 5s 55ss2.59Et2p crDLD0t0 最 1617123 12 ，bs 1 p 2 5p b1D 1000210 1020mm0Dt102010L 1.17D175mm 12m 20m0cr03t3p 2.2E 2.2 2 5 D0p 2b 22245 2451020p b 2lnK 2ln7.773MPass40010003 3b 题12p 12.59Et2.59210 10252p 2.514MPacr

17、D10201020001020LD0t0p 2b 22245 2451020p b2lnK 2ln7.773MPass40010003 3b231718思考题 4思考题 12431819 TT ，io 1度厚算计dn度厚计设im度厚小最n度厚义名222 1234 1231920 121 2345 11232 p 22r pDp p D ti2rpD 2 pt t 20213K2pK 1eq4c2K 1p 2 K 1c 4 eq41.25 K 取nsp T tp Dc 1.25p p 0.40.25D 0.5ti i2 pcctc tc Rr ymy12 m 1 在 2 2122 按 1 。nn

18、 123222354 S S 123P 度S P S S 45LbLbP LbS 12习题2324 Dip DC ，tci2 C =C 。t11pD1.8510009.724mm 2 113 0.85 1.852pt C C 9.7240.82 12.524mmn12取 14mmnpD1.851000 2 170 0.85 1.852pt C C 6.4430.82 9.243mmn12取 10mmn 50D长 C 。i212 3 4 水 DC =，t1ci2 C s1V D L 2.6 8 42.474m , pV 1.78242.47475.689MPa m223344i 3323pD1.

19、782260013.693mm 2 170 1 1.622pt C C 13.6930.82 n12取 18mmnpD1.78226002 170 1 0.5 1.6213.728mm 20.5pt C C 13.7280.82n12取 18mmn4p 1.25p 1.25 T2425p D 2.228 2.8 0.90.9 310.5Tie222.8Tse D inp c = C C ts1212.2p Dci 4 1.0 2.24ptc1取 7n22.22 1.0 0.5 2.2p Dci 20.5ptc3.8951取 7n3R 0.9D 0.9600 540mm,r 0.17D 0.17

20、600102mmiii1Rr1540102M 3 31.325i441.3252.2540Mp Rci 21701.00.52.220.5ptc4.6450.816.445mm取 7mmn4，48序号 系数K 0.30.32.2cD37.385c 1.0pt42 时37.3850.81.139.2851取 40n D i C 2 =C 。tti0s1i0252631.4800p Dc91.479mmi 2 170 0.9 31.42ptc，取6mm层板16层 层 17层的总壁厚负偏差为170.8 13.6mm91.47913.61106.079mm取 110mmn D=2000mm +iL h

21、 厚1i的 22hLL i331 C C 12、1D2016 6.2 325.16120, L D 6333.333 20163.1420e0查图4-6得： A 0.00007; 查图4-7得： E 1.6910 MPa520.000071.691053325.1612AEp 0.0243MPa 0.1MPa3 D0e8mm钢板不能制造这台设备2D2024 10.2 198.43120, L D 6333.333 20243.1290e0查图4-6得： A 0.0001; 查图4-7得： E 1.6910 MPa520.00011.691053197.6472AEp 0.057MPa 0.1M

22、Pa3 D0e12mm钢板不能制造这台设备3D2028 12.2 166.2320, L D 6333.333 20283.1230e0查图4-6得： A 0.00022; 查图4-7得： E 1.6910 MPa520.000221.691053166.232AEp 0.149MPa 0.1MPa3 D0e14mm钢板能制造这台设备 p T D3wwi C 2 D C ，i2122627311按 p1.43p 1.433 4.29MPasw查 表 设 p pbsp p 10.03 4.3541.03 4.485MPabL4 = ，t122 C 。1211pD4.48510002 170 1

23、4.485圆筒壁厚： 13.368mm 2pt 取18mm C C 13.3680.82 n12npD4.4851000标准椭圆形封头壁厚： 13.279mm 2 170 1 0.5 4.485 取20.5pt C C 13.2790.82 18mmn12n2圆筒稳定性校核 取 18mm, 182.8 15.2mm, D 1000361036mm：ne0D1036 15.2 68.15820, L D 3990 1036 3.8510e0查图4-6得： A 0.00055; 查图4-8得： B 70MPaB70p 1.027MPa 0.5MPaD68.1580e18mm满足稳定性要求n2728

24、 取 18mm, 182.8 15.2mm,：ne，D 100036 1036 查表45得系数K 0.9, R K D 0.9 932.4010100.125 0.12515.2A0.002查图4-8得： B 160R932.40eB 15.2p 2.608MPa R932.40e18mmn2pD0.41100圆筒壁厚： 1.525mm 2 170 0.85 0.42pt C C 1.52512.525mm， 取4mm 3mm0.41100n12npD标准椭圆形封头壁厚： 1.524mm 0.5p 21700.850.50.42t C C 1.52412.524mm， 取4mm 3mmn12n 径D n2为 a b c ac均t 表 C 表 时， =；t1tf。rpD10.265mm 2t接管b的计算厚度pD2.52032.557mm1.851mm 2p 2 101 2.5tt接管的计算厚度pD2.5147p 21012.5 2tt b2829： 85.2 211.2，： e： d 282 2 Ad 21f 21 2r，Bd 2， h 150 h 0 1 2 A Bd 2 1f 221eerA 2hf 2h C f 2221tr22rA 3623，A A A A A 2e123：