反应堆热工水力学课后习题讲解

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12.1ᱥឋ⊤Ḅᱥឋᦪ(1)16.7MPa⛳Ḅᯚ(2)324࠷!"ᔠᱥ$%&Ḅ'()1%,!"ᔠᱥḄ*+(3)15MPaᯚ,1600kJ/kgḄ-;(4)15MPa310cḄ/0᳛஺13:14:49⚪2

2(1)15.7MPa⛳Ḅᯚ᪷5▬&C2⛳%&ᙠ14.608MPa,ᯚ,1596kJ/kg,,75.4X10%16.537MPa,-,1672kJ/kg,,69.4X10-6Pa•15.7MPa⛳Ḅ//=75.4xl0-6+-15-7-14-608-(69.4-75.4)xl0-6=7.2xl0-5Pa-s஺16.537-14.608,15.7MPa⛳Ḅᯚh=1596+15/-14.()()»(]672—1596)=1639.0V/kg16.537—14.608''&13:14:49⚪B3

3(2)344CF!"ᔠᱥ$%&Ḅ'()1%,!"ᔠᱥḄ*+;⊤C1⛳340࠷*C,L639XlO-3m3/kg,35O"C*+,1.741X1(T337gn1k᩵⊟C2⛳%!340c*+,0.010779m3/kg,350࠷W*+,0.008805m3/kgo344c⛳*C,344-3409=1.639x10-3+M()34()(I-741-1.639)X10-3=1.6798x10-3/kg344c⛳%&*+,344-340/ஹ4=0.010779+350340(°008805-°010779)=0.0099894஻/344c!"UᱥḄ*+ni,v,+inu,,aou=———/=99%x1.6798x10ஹ+1%x0.00998940,001762963kg+mg13:14:49⚪4

4(3)15MPaFᯚ,1600kJ/kgḄ-;XClYZ,14.608MPa⛳-,340࠷,YZ,16.537MPa⛳-,350࠷[ᵨ]ឋ^_15MPaḄ⛳-,:T=34()+674.6010_34())=42,03࠷3'16.537-14.608ᐜ⛳-,342.03࠷Ḅᯚ342.03-340%=15964(1672—1596)=1611.4/஻b350-340⊤C3YZ,15MPaḄ340࠷ᯚ,1593.3kJ/kg15MPacᯚ,1600kJ/'kgḄ-,t=340+-1600~1393'3-(342.03-340)=340.75࠷1611.4-1593.313:14:49⚪5

52.2᪶ᵯᔆghḄ/ᦔ᳛jk77Kp/kPa///(kJ-kg-1)l᝱noᐭq6.89163⛳rnosq7750171t/r%uᘤwxysq77502771⛳&!z{sq6.891940|b"ᔠᱥ%uᘤ}xyᐭq59915500t/r%uᘤ}xysq56515500t/r

6P=%(%"A)=%"}஻6)+3%ᯅ2-%)ᔬw4"-4)-(஻2-61)1%=3%⊈}),“}6)=%—?2)_W-W_S஻2(4+2-"4)}3%2(}4)/—p—})-3%M2("-4)ᐭ1+h3—%2-“4-3%(/?3-4)%_h_3%(3-/?4)_163+2771-171-1940-3%(2771-1940)_798,0730.99%~2771-171-3%(2771-1940)-2575.0713:14:49⚪7

73.11ᔆ3Ậ᯿ᓭ¡¢὜0᳛¤¥316஺஺¦§¨Ḅ/0©‷«")¬0ஹw-L02ுx(l-0.().ஹ)XO.02364=0.02438FF/(C77?࠷)00°0.95x(1+0.5x0.03)

813:14:49⚪8

93.2Ꮇ±ᚮ³ᑁᡠ¶·ᧇ)¹º3%ḄU02,᠒ᓄᑺ,¾D2O,᠒ᓄᑺ-,260࠷,¤¿Ꮇ±$À)ᐰÂ/ÃᓄḄᙠ᦮Å$ÀÃÆÈᑁÉ〉ᵨ1/ËÌÍ஺Î$ÀÏ(᳛,10131/(cm2-s)ᜐ·ᧇᐗÒᑁḄ*+Ó/᳛஺C=--------------------=0.0303751+0.9874(---1)0.03□=1096x6.022x1025x0.03037=7.503xlO205¥5235+32293x582=382.46273+260%=F,EfNQ=•..=84.63W/஻/13:14:49⚪9

103.3ÎØ0ÙÚ,R,L,ᒹ¶஻᪷ᚖÝÞl·ᧇᐗÒḄᙊàáᚮ³ḄâÓ/᳛QtḄãäQt=0.275w஻LA5,maxFuᐸ$Au)·ᧇ³ᙽḄçè☢+஺13:14:49⚪10

111(r,z)=(2.405"R)cos(iz/L)(2.405r/R)cos(/rz/L)2TTrdrdzTTNLpRL!2e|%/0(2.405//ó)2;?7"”[COS(TTZ/L)dz_JOJ—Z/2_______________TTR2L-0.275%clvwF஻E஺%ᑣq=0.275%..xv1ra,wax&413:14:49⚪11

124.1ᨵ}YᚮᙊàáU02·ᧇᐗÒùú⊤☢/ûü,1.7MW/m2,³ᙽ⊤☢-,400࠷,³ᙽÝÚ,10.0mm,UO2üýᳮÿ
Ḅ95%,ᧇᙽᨬ
(1)᳛ᦪk=3W/(m࠷)(2)᳛k=l+3exp(-0.00051)஺13:14:49⚪"#12

13᳛ᦪ99(/=—xl.7WF/m2=^^xl.7A/Jr/w2=0.68xl03Wz/w3;StiunT(r)=(Rm4k.<=T“=400࠷,k=3W/(m࠷)0.68x103%/஻/3?@."B"7"ஹ7(0)=------------------------[(5/77/7/)-0]+400C1816.7C4x3//(஻?°C)13:14:49⚪"#13

14kDEᦪ⌕ᵨHᑖJrkdT=C'-^rdr=--R,,2KJo24JNl+3exp(0.0005T)mT=-%;2PF+ញRexp(-O.OOO57N)-exp(-O.OOO57N)
ST;2T=400࠷qஹ=0.68x103MW/m3R“=5mmn7N=1975࠷13:14:49⚪"#14

154.2ᨵ@XYᧇᐗ[ᙽᵨ\]ᔠ_ᑴᡂ(\ᓰ22%cd)e
1mm,\Ḅfg
90%,ᒹiᵨ0.5mmeḄ]஺ᐗ[jᵨ40࠷klᓾnopqᦪ0=40000W/(m2࠷),Ꮇst◣vwxᶍ]Ḅ᳛221.5W/(m*࠷)\]ᔠ_Ḅ᳛167.9W/(m*࠷)z{|☢520xl0-24cm2~ᐗ[ᙠ᝱Ḅᔣ
ᑖ13:14:49⚪"#15

16-1-1C5v=9.0114x10(11+0.9874——1le5(22ஹ—•100000023527N5:=-A00-C5=1.691x1022784------<19.052.7)qv:=Fu•Ef•N5•0•5.2•10Ḅ=2.7406x10’13:14:49⚪"#16

17q1tco:=tm+-=7.4257x10h.q•(Leo-Lt0itel:=tco+--------------=7.7351x10kccLu1tO:=tci+q•—=8.1431x10kukkl:==-6.1864x103kckk2:==-8.1614x1/2-ku„qv-Lu1c2:=tci+-----------=7.9391x102-kub2:=tci+S=8.0444dx_kc;13:14:49⚪"#17

180.0005^2^;YO.OObwt(x)=79.39-3.1864x103xxEO.0005Z(X)=80.44-8.16X106X213:14:49⚪"#18

194.3<=kᚮᧇᐗ[ᙽ4.7mm,ᒹiᑁ4.89mm,ᒹi᜜5.46mm,ᒹi᜜o
307.5࠷,lᓾᑺᒹipqᦪ28.4kW/ᧇᙽ᳛3.011W/ᒹi᳛18.69W/(m࠷),t◣tḄ᳛0.277W/(m-࠷)o~ᧇᙽḄ
D1204࠷Ḅᨬᜧ᳛஺13:14:49⚪"#19

20-------+------------1--------In—H-----------4*2ᐔRJi22j(J2TTRJILT4/maxiiiJ
iJRJiITT2kk;R,k.[R.,Rh_rrUgv\rc>/Cl\ci/co2^-(1204-307.5)ߟni~,4.89i.5.46r-+-In-+-In+—-y2x3.0110.2774.718.694.895.46xl0-3x28.4x103=17487W/஻il749kW/m13:14:49⚪"#20

214.4e
ᡈdḄDYXஹᙊ¢ஹᳫ¤ḄᧇᙽḄH᳛¥Eᵯ⊤☢
¥E¨~ᔜᙽ
Ḅ⊤ª«¬®¯°±²஺13:14:49⚪"#21

22v0+4=0k஻(1)n³X:d~tdx2@力+(]X+QX-O一去,+/2才7一X--02小@µ¶qஹᱏ஺᳝613:14:49⚪"#22

23(2)n³ᙊ¢:d-t1dtq¸.(.78rdrk~±__^2nf=r+cdt=ீdr2k1r=0º=°[3=oஹr=it=t.0+4A;'27Z13:14:49⚪"#23

24ᳫd~t2dtqvd(dt}ᒹ+জJ+7'=0drkudtdi!r=0L0=0dr/":oqd2v,•J஺ᓱ13:14:49⚪"#24

25ὃ¾kᚮᙊ¢ᚮ¤Ḅ᪷ᧇᐗ[Àᦪ4.5᝞⊤஺ᎷsÂᔣÃᑖÄÅᑖ~ᧇᐗ[Âᔣz=650mm
ᜐḄᧇ
஺ÀᦪᦪÇᓫÉᧇᐗ[᜜10.0mmᙽ8.8mmᒹie
0.5mmᨬᜧ᳛4.2x104W/mlᓾᑺÊ
245࠷lᓾᑺᐗ[Ë☢pqᦪ2.7x104W/(m2*࠷)lᓾᑺod1200kg/hᚮ
2600mmᒹi᳛20W/(me࠷)t◣᳛0.23W/(me࠷)ᙽ᳛2.1W/(me࠷)13:14:49⚪"#25

26(1)#Tz%—cos3d0Qin(1;@Ì-1300)CP+JQl.max7TWTS@9/¸nax2.6x3600=4.2x10,x⎃X+245I21200^x4200=287.38(C)13:14:49⚪"#26

27(2)#ᧇ
70=Ó+ÔÕcos(;r/4)1Ö(K/4)Jn(;14ᐔk2<2º”2JTRho=287.38+4.2x1()4x=1ln(4.5/4.4)ln(5/4.5)H---------------------;------------------]4^x2.12^x0.232/rx202"5*10~2.7Ø104¸=1935࠷13:14:49⚪"#27

284.6ÙiÚkᚮᧇᐗ[U02Ḅ᜜10.45mm,ᙽ9.53mm,ᒹi᳛19.54W/m࠷¤,e
0.41mm,ÛÜ᳛ÝÞᜐᒹiᙽßàáâáâÙãÞᜐᒹi⊤☢
342࠷,ᒹi᜜⊤☢o
1.395><106W/m2,~ÛÜ᳛ÝÞᜐᙽḄ
஺2=>;,=10.45/2—0.41=4.815wwR=9.53/2=4.76577?å(7IIQi=ᐔ=2ᐔR"q=21;æ஺ç=Rq=x1.395xl03=7.288875xlO3FT/wcoco(11,10.45/2)T=342+7.288875xlO3------------1-----In------=-641.886࠷u14.765x5.67819.544,815)13:14:49⚪"#

29Tot=64L886࠷Ý641.886-6004=3497-f(3865—3497)=3651.14%)700-6007.288875x10N+3651.14=7295.58^/7/727295.58-7131T°=1990+(2155-1990)=2066࠷7488-713113:14:49⚪"#29

305.1᝞î⚪5.1ᡠðᨵ@ñòᘂôkòᑮoöᱏø஺òᘂÖkḄù
15m/s,údod250kg/s,oöᱏû
60஺~(1)oöᱏüýDþᡠÿᑮḄ(2)ᱏᙠXᔣ5m/sḄᑮḄ஺13:14:49⚪30

315.2Ꮇ᝞ᑁᑖ"#1$max1-%Ṻ2Umax=2.0m/s,R=0.05m,'Ḅ(#300kg/rrP,)*ᑁ'+,ஹ.☢0ᙳ2ᑨ.'4ᜮ6789ᔩ;Qv==6m1-BRC22nrdr=|00521-«▢2Tirdr=7.854x10-32Q7.854x10-3vv,„=E=_________=Im/sAJTXO.05-dp=lp|j51-"Ry22mJr=0.667pv„,221R51E4Ṻ|2jcrdr013:14:49⚪31

32F3᝞>ᡠ@ABCDEFᒹH᪷ᵫK-1.2MNOP13QEḄᚖSᙊCDU஺VCW⚔YZ=[\P0]ᜮ^_`ᐭ1.5mKḄᝅcBdᣚᘤᎷgBdᣚᘤhEᙠV0⍝ḄjkYᑖVᙠᑁlᓾVᙠ᜜⌮ᔣ஺BdᣚᘤḄᑁpqCDUஹBdᣚᘤஹrstuᩭḄ⍝ᙳ#ᑁO25mmḄw┤y஺CDEFz3m,{K18m,ᐳᨵ4$~ᜮ஺ᙠCDUḄ`ZᎷgᨵᯠḄ☢+ᓄḄ4P16MPa஺(1)ஹ260cḄV5m/sḄ6\CDU(ᓽCDUwB)Ḅ᥅4஺(2)ஹCDUᙳᒴBCDUḄZ#300࠷,)*Ḅ{4P;(ᎷBdᣚᘤᣚBḄᑁVḄ0ᙳ40C)13:14:49⚪32

33v=0.0012535@=105.376x10"Pas,p*=797.77ᓰRe,=♦?"=4.921x10,Vᓃ=1.352¢2MA2Re=Dd2V2p=2.559xlO52N310£Vf=0.00551+¤120000+£=0.0015DRe¥=0.0145,¦=0.0150,§P/=NPfஹ+bPh=¨©+«¬”De2De2x2=20675P”13:14:49⚪33

34-71x(13xl(f5|x5=0.5^94,®=797.77xa).CDUZ¯ᣚBᘤᐭ:i=300C4=160/7ਮVi=0.0014166:pi=89.36X106PasA½0=705.9$,3■==1.528ᐜ1V1G2d\Re௃=""=3.018x1()5Vi|li

3513:14:49⚪34

36f.=0.00551+20000AQ015+1Q6=0.014625amo1n5§2=Çὡ=15160஺d12§É■=pigAz=6233É஺AP,=0a1PM”705.92x1.5282IPF=9-----------------=49"13:14:49⚪35

37Re2=Re[=3.018x1()5Pr=0.858k=567.7x10Ë஺0Cp=5.448xNu=0.023Re,8Pr0-4=52350Nuk5235x567.7xÌ;h=-------1888◀஺°d25xmhFN11888x7ix25x10.3x0--------------------------------------19.4C15x04ffi94x5.448x44—¥2%£2_25XIQ.X%443x7—Re2—=■11247.33

38=2.888xlO513:14:49⚪36

395=0.00551+20000Øuui+IU,253.018x100.6f=:2J=0.0160ᑁ2IPh=hL102×=7520aad?2§%=0IP1=G2(v-v)=-1751Pa31

4013:14:49⚪37

41b=300°C஻3=160ᓃ|i=89.36x\Q^Pas3A"3=hP3=0=705.92(V3~d3Re?=4%=3018x1()5Ú3%3/?10=u.uf3=0.00551+20000=-------+2.76%»10i0.0015148P/3=F-pV3=5927Pa5d23P*=P3gAz3=T4530Pa£=0Û43ÜÚ3ÝÞ3É஺—-----------------------2

4213:14:49⚪38

43b=280.6°Cß=160b᱐ᑁ=97.37xKT6PasP3=á=756.4=1.409%d:,<10ਮRe==2.769x10'A=0.00551+20000------+55#>«10=o.u3LL135r143V33IP8┐"PM=14049Pa“d24§Pâ=P4gAZ4=747.33x9.8x1.2=8789PaAP=G2(v,ä)=1åPa4r§P"É0.7ã.-2--------=13811PaA4A3p§/\r=-%(1-5x)Gஹ=-44460a

4413:14:49⚪39

45.AP=N,4AP+A.+A"+AR+AP+AB+§@/=1=(1516+6233)+(752+0)+(5927-14530)+(14049+8789)+13811-4446+494+1483-1751+1751=34078R/13:14:49⚪40

465.4æç4Vᚮé⍝ZஹᐭVᑖê#320࠷ë280࠷,4#15.5MPa,ᐗí᜜O#10.72mm,îឋUz3.89m,᪕ñ14.3mm,ᒹò0ᙳ320࠷,ᐭó,(#1.138x107kg/(m2s)Ḅ᎛õö᥅4ஹ÷ᓣ4ë4஺t=300࠷P=\5.5MPa,t=280஺஺=ᖗ=0.0()130775"%lt=300࠷nV=0.001376"/=320࠷=>v=0.0014705஻%220=%=726.7%3஻=89xl0-6.PasG1.138x10"X0.00130775=4.13^13:14:49⚪41

47nDeVp13.57X10-3X4.13X726.7Rei=_Tx-x=89710^=4.576xlO510640.0015f=0.005512000()+~=0.014513.574.576x1(^JLpVL3.89726.7x4,132Ḅ=/=25761PQDe22M,=G2(V,-ᓃ)=-—(0.0014705-0.00130775)~\.3600/=1626Pa\P=pg^z=726.7x9.8x3.89=27703Pt/ej*>%>Aᨴ13:14:49⚪42

485.5᝞ᡠᨵ5mᑁ15mLOMPaᐭ⍝20cm!"#$ᚮᑁᑖ'0.8MPa(0.2MPaḄ*+,Ḅᐭ-.஺19K-pu=Pl-p+pgh22K=0.513:14:49⚪43

495.601ᚮᨵ38000᪷3ᧇ5ᚮ67-.815Mg/so3ᧇ53.7m᜜11.2mm:;<᣸ᑡ᪕@14.7mm,1ḄAB720kg/m3,CD91|iPas஺!"ᚮ6ᑁEᓣGஹ᥅JG(KᐭLḄMNG஺&pARe----NK=0.5ind=1.013:14:49⚪44

505.7P-Agব=L3cos[0.75(z-0.5)]MW/m2,ᚮ63m,᜜RSTUVᶍ3ᧇᐔY᜜10.45mm,ZᓾᑺᐭL]240࠷,Zᓾ_ᐗYḄ-.1200kg/h,15MPa,ab⍝cdeᜐgKLᜐḄ-h]஺qMTiDdzh(z)=h+j£inᡈὅᵨoᙳqrPs!"஺⚪

515.8t5.7⚪c3ᧇᐗYᢥcv@13.5mm᣸ᑡᡂ:;<᪕xaoᙳyPzᦪgᨬ}]K~Ḅe஺De=Re=Nu=O.O23Re08Pr04=᝕᝛De7(z)=7)(z)+h13:14:49⚪46

525.901ᚮḄ53ᧇYᔣ-Ḅ1ᡠZᓾ3ᧇᐗY᜜9.8mm,᪕@12.5mm,ᕈ:;<᪕x᣸ᑡ஺tᙠᐗY;ᔣḄ0Ḅd◞ᑁZᓾ1Ḅoᙳ]300࠷,1Ḅoᙳ-ᜧ4m/s,P-A9=1.74x106w/n?,ᚮḄ14.7MPa,a_d◞ᑁḄoᙳ-yPzᦪgᐗY}☢Ḅoᙳ]஺13:14:49⚪47

536.101ᚮZᓾᑺb⍝1.8m,4.8MPa,ᐭb⍝Ḅ1ḄP13࠷,b⍝KLᜐo⊝᝱¢£᳛0.06,᝞¥b⍝Ḅ¦P;§8¨©1ᙳᒴḄ©2«¬ᑖ®Ḅ©ᙶ᪗±²Bᙠb⍝³ᜐ«!"´µ¶S©VᶍZµ¶(᜜RS«஺13:14:49⚪48

54P=4¸=/,=261.37࠷nt:=t-l3=24837࠷isÂ=1078.0%Å=1141"%"=1653.9%hf8hL=-------——------L=0.704/H=LB=1,8-0.704=1.096//?iio:¦P˨cosÏ=1-2y__hfs'\——=0.218LWfs+x/SC-TL=0.774஻ØwL=1.8-0.774=1.026wB13:14:49⚪49

556.3ÚᨵU¬;§¦PḄµb⍝©ᙶ᪗±²Bᙠb⍝³ᜐ«S3.6m,8.3MPa,´⛳(µ¶1.2m,L1ḄP15࠷,a_b⍝ḄKLo⊝᝱¢£᳛(ÜÝÞß©VᶍZµ¶«஺13:14:49⚪50

56p=83%t=297.55࠷àáâ-15=282.55࠷shfi"T33L4%ghfg=1424.1%hin='2495%cos-⚶=1-2——hfi-h\-------=K,=0.1729L7ä+.vv)-ὶK=0.71+1.45xlO_8P=0.8304K_________________0.8304a"=0.6408(1—xMfl-0.1729^0.0013942_______WJ511------------------------------------------------vI0.1729/0.02254T13:14:49⚪51

576.40æçèéêḄᚖ¦Pb⍝ᙠ0ᜐìí⛳(µ¦Pb⍝Ḅᑁd=2cm,Zᓾ1Ḅî.-.1.2ᔴ/ËzðḄ8lO.OMPa,¦Pb⍝L1rᯚ1214kJ/kg,b⍝òᔣᙳᒴ¦PP-Aq=6.7*IO,w/rrVb⍝S2rn஺ᵨo⊝᝱æó!"¦Pb⍝ᑁ-hḄ⛳(µôõ²Ḅ(b⍝KLᜐḄo⊝᝱¢£᳛஺13:14:49⚪52

58h-=1410.4ᓃ=2726.0t(஻,?/1200(1410.4—1214)x103=1555¦q®3600_6.7x10^x0.02x30.04313:14:49⚪

596.501ᚮ15.19MPa,03ᧇᐗYb⍝112.53mm,ᙳᒴìPî.-A2722kg/©m2-s«,ᐭLo⊝᝱¢£᳛0=-0.1645,!"_b⍝ᐭLᜐ(o⊝᝱¢£᳛÷ᜐḄDNBøùP-A஺13:14:49⚪54

60qDNB.eu=ú(Pᯠ)Ø(G,%)M24)G=2722kg/(m2-5),p=15,19MPa,/=-0.1645.D=12.53nnn=0.01253mcb15.19MPaA.=1617.62679kJ/kgA=2605.38478kJ/kgJo%XZü+(")%=1455j406sý13:14:49⚪55

61᜛pK«=2.022-0.06238p+0.1722-0.001427pexp[18.177-0.5987p/,]=1.0744478+0.15052387exp[9.082747x-0.1645]=1.10823256G,%=[஺1484-1.596%+11729x2.326G+3271]x157-0.869=7595.875927y/D,,/?,=[0.2664+0.837exp-124.1D]x[0.8258+0.0003413/7.-/7,]/z=0.390546711%v%XG,%஻4=3287.6/஻/=3.29W//Q&=1.0744478+0.15052387=1.224971677G,%=0.1484x2.326G+3271x1.157=4871.635975஻2=0.390546711᝞᝞,=43ᯠ7G,=2330.6ᱥ//=2.33M%/13:14:49⚪56

627.1ᚮ3m,ᔣ"#$ᑖ&'q(Z)=1.3cos(0.75(z-0.5))MW/m2oᙶ᪗,-ᙠᚮ/0123⍝ᑁᔣ-670Lq(N)dz1fq=-=-J1.3COS[0.75(Z-0.5)]dz=0.970215^7^=-J-3x0.75sin[0,75(z-0,5)]=0az="max=0-5Omax=C82...E=9=134-713:14:49⚪57

637.2>?ᔣ@A᳛ᑖ&'জ(z)=Go1-zeOSM11r2ᔣ᪶-67;N஺CLe

6413:14:49⚪58

65ஹ7C11LR*L=L*='=Q"=7^=7^13:14:49⚪59

66x=-1.0ntgx=-1.557=-0.137X-6.281x=-0.1ntgx=-0.0997=-0.157A*-6.281x=-0.15=>/gx=-0.149=-0.156x-6.281x=-0.155=>S=-0.1563=-0.1554x-6.28xL-0.155L,r,"''max-f_T0.155),ஹ%1+——cos(-0.155)=1.0124%\2U7.pN_ீ/max_L஺124",VT7_213:14:49⚪60

677.3>?WXᚮḄZᐗ\ᒹ^᜜`ḄQabc'd=1.5263cm,d>efḄTᢇᐗ\hijklmnᑡpqᑖ&r2dXs᩽▲vwḄxᧇᐗ\Ḅz`஺13:14:49⚪61

68{Ḅ|}{ᑁḄ~ᙳz`d/cm{ᐗ\Ḅᦪ11.5213421.52258731.523830241.525248951.5263101361.527650171.528929681.53029791.532711

69AXi=(15213-1.5263)x10-2=-5x10-5eAx=(15225-1.5263)xW2=-3.8xl0-5w2z^v=(1.5238-1.5263)xIO2=-25x10஺஻3AV=(1.5252-15263)xlO-2=-l.lxl(r5M;4AX=(1.5263-1.5263)x1()-2=05Ax=(1.5276-1.5263)xlO-2=1.3xlO-5w;6AX=(1.5289-15263)x10-2=2.6x10ஹ஻7Ax=(1.5302-1.5263)xlO-2=3.9xl0-5w?8AX=(15327-15263)x10-2=6.4x10-5m9-97ZJV,AV஽T=1.75x10-5஻I2:.d=d+3(r=1.5263xl0~2±5.25x10-5wQ13:14:49⚪63

707.4>?xᧇᐗ\Ḅ¢ᦪ᝞nr£¤¥¦§¨©ᔠ§2"«f¬67Ḅw®஺±ᱥᳮ«Qa°ᨬᜧvwᙳ³vw/ᙽz`8.43mm0.03mm0.005mmU235µ¶$3%0.040.01%U02#$95%2.7%0.7%ᒹ^᜜`10mm0.04mm0.012mm13:14:49⚪64

71·¥¸§:“E_(º»ᒹᒹ¼_(843+0.037x(3+004)x(95+2.7)x10q\d)epd~8.432x3x95x(10-0.04)tmntlcsh¾¿,ᵨ¥¦§ÁÂḄ"Ḅf¬67£©ᔠ§ÁÂḄ"M:f¬67ᜧ஺13:14:49⚪65

727.5>?WXᚮḄA᳛'2727.27MW;xᧇᐗ\ᒹ^᜜`10mm,ᒹ^ᑁ`8.6mm,/ᙽz`8.43mmxᧇ{\Ãᵨ15x15ijÅ᣸ᑡÇ{\ᑁᨵ20ÇÉᑴᝅ¨1Ç07Ì«᳛Í«xᧇḄ01᪕Ï13.3mm,{\Ð◣1mm஺ÒpfÓ15.48MPa,Ôᓾᑺ~ᙳ×$302࠷,ᚮ/Ôᓾᑺ~ᙳ×ᓣ39.64࠷,ÔᓾᑺÙ"Òᦪ9%,ᚮnῚÛ"«ÜᙳᒴÒᦪ0.05,xᧇᐗ\ᒹ^᜜⊤☢~ᙳ"#$652.76kW/m2,F=2.3,F=1.438,F.=1.08,F=aNRNhEaE1.03oàáᙠxᧇᐔãᑁäåæᓰèé«ê97.4%,ᚮ/ë$ì3.29m,íîïð'ᐗ\01ᨬIWJ×$éñᙠᐗ\òᜐ஺>?ᐗ\ᒹ^Ḅô᳛õV0.00547(1.81+32)+13.8W/(m࠷)஺ᵨᓫ3⍝øù2xᧇᐗ\01ᨬ×$஺13:14:49⚪66

731ஹxᧇ᪷ᦪû{\ᦪ:NfFu272.727xlbx97.4N=----------h39392/.n-------------------194McsLqᐔx0.01x3.29x6515x15-20-27601☠⇋ᚮ/Ḅdþឋ
1=1922ஹᚮᦔT=15xj43^-x40-3+2x0.5x10-3=200.5x10“Def3.135m714

7413:14:49⚪67

753Jᚮᓾᑺ:tfin=TR~—\t=302——x39.64=282.18°C22tfex=\+L/=302+X39.64=321.822C=CpE+Cpex_4.438+6.167_526"22'T?g°C=0.91xW=0.91><^=11.91x10sCpM

7613:14:49⚪68

774ஹᜐh1=h+"#=▭+1%⁐_F?R^=1428.2(Pn222).x0.95Wg^.t=317.3"C25ஹᜐᓾᑺ+:WX0.95cV=-------------=3.91m/s4p/13:14:49⚪69

78ᐗ-⊤☢0ᓾᑺ123I4ᣚ6ᦪ:42_4x(13.3KJO)7T->^0.04D=_4=_]_____________________=0.0125mewlcs0.01x71L=VQ=3.91x0.0125=397x10,Re`~89x922.2Nu2=0.023R©).8Pl4=0.023397><ᔣ”><.862°4=653.080•aL=NuZ_653.080.566_295713F-0^125-->20c13:14:49⚪70

79L_qaFLAO=52.3(2L29571—317.3=29.8(22ᦑ@ABC᧼max=317.3+29.8=347.1°C13:14:49⚪71

80ᧇᒹGᑁ⊤☢:k=0.00547(1.8x347.1+32)+13.8=17.3c°C=66.9UC13:14:49⚪72

81IJᧇ^^☢ᨬM&=%*+⚚iS414£^=733.9T+2hndgl{10ஹJᧇᙽ2Iᨬ:,0maxk/t]ᔆ…▾ᵫ+dFf0o4ᐔᵪ%b+652760XAcx2.3xi.03x”,04ᐔ=40.15+38.66=78.81/omax=2332°C13:14:49⚪73

82deᚮfg᝞i⚪7.6ᡠklmnopqrstuvwx6yḄ{ᯠqr}w~ᜮ,஻d=8P1-P29gLᐸ2Pip2ᑖdeᚮḄᓾᑺLdeᚮᜐᘤᜐḄᓽ2IḄᎷpḄᓄឋḄ஺13:14:49⚪74

83Ill¡ᙠdeᚮஹᘤᑁឋᓄᡠ£ᘤU¥⚔§ᜐ஽+ᨴ%᜛2/2=᜛1+஺2/2ᡠ£¬ᓣ®¯ᙳ0+4;0+2².³®¯ᙳ:´µᘤḄᱥw~ᜮgx஻+3<2[2x£sG_gx/72+.

84´µ®Ḅ}w~ᜮ:gxqL-hXC´µ®Ḅ}w~ᜮ-gxc£-ÍÎᡠ£{ᯠqr}w~ᜮgxpjL:RLLsGC_gX2£_LRSÏSG+g/<2xLSG+g&XLR=PrP2gL13:14:49⚪76