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钻井工程设计前 言保织。虑。油杂管会等。录1.况.........................................................................................................................................................31.1...............................................................................................................................................31.2据.......................................................................................................................................31.2.1井 1.2.2井 1.2.3井 1.2.41.2.51.2.61.2.71.2.81.3性...........................................................................................................................42.求......................................................................................................................................62.1求.......................................................................................................................................62.2求.......................................................................................................................................63.计.........................................................................................................................................................83.1...............................................................................................................................83.2测.......................................................................................................83.2.13.2.23.3...............................................................................................................................................93.3.13.3.2度Hni套3.3.3定3.3.43.3.53.4备.....................................................................................................................................183.4.13.4.23.4.33.4.4井 3.4.5转 3.4.63.4.73.5.............................................................................................................................................203.5.13.6计.........................................................................................................................323.6.13.6.2:.......................................................................................................................................................491.地质概况1.1况于504和45距XX省XX东500m为XX凹开J勘。1.2据1.2.1井 1.2.2井 1.2.3井 :(1)Y20416485m(2):50m(3)XX省XX东500m(4)XX陷(5)504和45点1.2.4设井:1.2.5目层:J度3650m1.2.6完层:ACDEF3、F2J、F2K、F11.2.7完原:层1501.2.8钻目了解X构造J含油况扩勘域增长备1.3性表1性号mm性A280结B600320岩C1050450;层D1600质岩E1900300岩32650750岩2J2900250下岩2K3150250互13500350岩QJ3750)150岩表2

表2况井别探井井号A5深3716m旳层QJ井位标拔 m 50(xm 425165(ym 201645置504和45点置X省X东00m置X陷旳解X造Q源J则入J150m钻眼代号,m,m述提示A280结漏B600320岩漏C1050450;质层塌D1600不岩漏斜E1900300含岩斜漏32650750岩斜2J2900250部粉岩、卡2K3150250砾互13500350岩、卡QJ3650)150色岩、卡2.技术指标及量要求2.1求表3m)0)m)0/25m)0-1000<303010/5m-2023<4050101/5m-3000<508020/5m-4000<601002023/5m-5000<70140203/5m2.2求20%弱。1要;2;3长;4凝48时钻;5,;(6)0.25mm;7;8);(9)层套水浆返深根据钻油显示情最终。则上含井水浆应顶200;10);11设;12:a.;b.。13欠稀;14级扭;(15)严格照套管操规程行下管作业仔细固工具及串附,合理加放正器确保管居中≥67%扶器加放则:a.浮箍加一扶正;b.,;16在30/下在1520/应和;17,用清洗清洗管螺,并检验密封是否损伤,须使带扭仪旳套钳紧纹,拓普101普102;(18)套管完,技术应根套管旳安装计算联入度。井安装吊卡;19技;20依;21连;22及;23行;24,小U;25,、;26压25MPa。3.工程设计3.13.1.1防::;;;。3.1.2面。3.1.3督:1前7。2。3H2S。2 2中HS为20mg/m3约14PPmHS2 2及HSE理,。3.2地测3.2.1地可分级表4值层ABCDEF3F2JF2KF1性0.611.392.1633.57.35.24.93.2.2压剖测图1面3.3为Q入Q层35m。J J计图1。表5。表5数名称Sωg/m3Sgg/m3Sfg/m3Skg/m3∆NMaAMa数值0.50.50.30.51520起源理论计算理论计算区域资料统计区域资料统计区域资料统计区域资料统计Sω旳;Sg使;Sf安;Sk当;∆N、A与地允用∆N和A。3.3.1钻液体系:ρmax

=ρpmax+Sw

1):3ρmax,g/cm;pmaxρ ,g/cm3;pmaxwS取0.05g/cm3。:w:

ρf=ρpmax+Sw+Sf+

HpmaxHni

⋅Sk

2)ρf第n不,g/cm3;Hni第nm;kS取0.05g/cm3;kfS取0.03g/cm3。fwS取0.05g/cm3。w3.3.2校各管到选度Hni时是发压套:

prn

=8Hmm

ρpmax

+Sw

−ρpmin

)×103

3)prn第nMP;pminρ ,g/cm3;pminHmmm;若prn<pN若prn>pN,方:ρpper=

pN0098Hmin

+ρpmin−Sw

4)出ρpper度H差,∆pN取2MPa。3.3.3套层深确实定3.3.3.1点H2:入QJ为5mH2=3500+5=350(m)3.3.3.2图1为1点H2:2:

1.50g

m3于

320m。ρf1k

=1.50+0.05+0.03+3505×0.05H2取H2=248m得

3505 3ρf1k

=1.50+005+0.03+ ×0.05=1.65gm24803得H2=248m当ρp2480=65gm为H2=248m。

为ρf1k<ρp2480,2点H2=248m管33,33:

H2=248m处ρp2480=g

m,ρpmin=10g

m,Hmm=2023m)prn

=9.81×2023×1.1+0.05−1.0)×10−3=2.94MPa为pm<pN为2480m。3度H1:3处ρH23

=g

m,2:fρ=1.1+0.05+0.03+2480⋅×0.05fH1将H1=57m:ρf570=1.1+0.05+0.03+

2480570

⋅×0.05=1.3975gm33图:H1=57m旳ρp570=4g3。3.3.3.3

m因ρ570<ρ570计套管层次和每层套管旳下入深度拟定之后,相应旳套管尺寸和井眼直径也就拟定了。,直。图2表6,图3。图2 列表6表目)))层570406.6444.5间248027331.1层3505177.8200.0开3525149.20100020233000

4066m57m4445m57m273m480m3115mm20m1778m35m2000mmmm505m1492mmm355m图3图3.3.4套柱设计3.3.4.1套管柱管质材无或接端工锥。多管套接构成管。用固壁岩。::

poc=ρdgH×10−3−3

5)ρd,/m;Hm。:σD

6):

Hn=ρd

gSD

×10−3σDMP;SD取1.125。::

ρdKB=1−ρs3

7)ρd,g/cm;sρ取7.85g/cm3。s::

F=qslKB

×103

8)qs,kNm。l,m。::St=1.83.3.4.2管5:poc

=ρd

gH1

×10−3=1.5×9.81×3505×10−3=51.576075MPa):pc

=poc⋅SD=5.576075×1.125=5.02MPa)管:D(2q=π 1D(2

−D2)242

gρs

9)表7选级径)壁 厚)重N)抗拉强度N)度P)径)sN)N80177.81.51468.1298959.4154.783314.43.3.4.3度管表8择级径)壁 厚)重N)抗拉强度N)度P)径)sN)N80177.810.36423.7265648.4157.083007.26知套入度为H2

48.4=1.50×0.00981×1.125

=2329.7m)取

H2=230m。则第一段套管使用长度为1=H1−H2=3505−2300=120m),因此套管根数为Ln= 11

1205= =3417根)取n=2根。1段实使为1=32×1=120()段套下度为H2=H1−1=3505−1202=230m)。力核为σt=ρdgH2=1.5×0.00981×230.8=3.900MPa)知σS=

3314.4×103

×10−6=551.205MPa)故σtσs

38445=552056

1π0.17782−0.154782)4=0614图4圆根据双应力圆曲可知σz=94,则σ×σz

=3314.4×94=3146kN),所以σs σs为σ

=LqK

=1201.2×468.1×10−3×1−

1.5

=454.8394kN)。z B 7.85故σz

×St

=458394×8=81710(kN)<σ×σzσs

=3148.6kN)。3.3.4.4度管表9择级径)壁 厚)重N)抗拉强度N)度P)径)sN)N80177.89.19377.9230937.3159.422504.56知为H3

37.3=1.5×0.00981×1.125

=2253.1m)取

H2=220m。为L2=H2−H3=230.8−2200=10.m)根取n=11。

Ln= 291

108= =1406根)1为2=11×1=10(m)为H3=H2−L2=2303.8−10.1=220.7m)核为σt

=ρdH3=1.5×0.00981×220.7=3.427MPa)知3σS=

300.2×101π0.17782−0.157082)4

×10−6=55.81MPa)故σtσs

35054= =0589155815知σz=961则σ×σz

=250.5×961=2403kN)套σs σs:σ=LqK

+454.8394=100.1×423.7×10−3×1−

1.5

+454.8394=489.147kN)故σz

z×St

B=481475×8=88465kN)<σ×σzσs

7.85=2403kN)。3.3.4.5度定第三段套管使用长度为

3=H3=220.7m)

,因此套管根数为Ln= 391

2207= =24164根)取n=242根1为3=242×.1=220.2(m)。核为σ=LqK

+492.92=2202.2×377.9×10−3×1−

1.5

+489.1475=1162.3376kN)z B 7.85而σz×St=116.3376×1.8=209.2076kN)<230kN)。3.3.4.6计5:poc

=ρd

gH×103=1.1×9.81×2480×10−3=26.76168MPa):pc=poc⋅SD=2.76168×1.125=3.1068MPa):表10择级径)壁 厚)重N)抗拉强度N)抗挤强度P)径)sN)P1027312.57791.98535131.8247.867802为n=2480=272.527根)取n=272根为9.1L=272×1=247m)核为σz=LqKB

=2480×791.98×10−3×1−

1.1( )=1688.8847( )7.85故σz×St

=168.8847×1.8=303.9kN)<535kN)。3.3.4.7计5为poc

=ρd

gH×10−3=.0×981×570×10−3=5.5917MPa)为

pc=poc⋅SD=5.5917×1.125=6.7167MPa):表1择钢级径)厚)重N)度N)度P)径)sN)J55406.61.131064.731587.0384.345240则表层套管旳根数为n=570=62.637根),实际取n=6根,所以实际使用长度为9.1L=62×1=56m)。核为σ=LqK

=570×1064.87×10−3×1−

1.0

=529.654kN)z B 7.85故σz×St=52.654×1.8=95.377kN)<315kN)。3.3.5套柱成果表12表管型管位段)级径)厚)数度)规层0570J55406.61.1362564.2规间02480P1027312.572722475.2规层02202.2N80177.89.192422202.2规层2202.223037N80177.810.361100.1规层2303.73505N80177.81.511321201.23.4备3.4.1钻编:13.4.2型:3NB0003.4.3系:TC170170tYC170170tDG170170tXSL170170t3.4.4井 :型 JJ170 :170t50m 4m3.4.5转 :型ZP4453.4.6泥泵:1:3NB1000 :957kW:20Mpa3.4.7柴机::3NB1000 :957kW:20Mpa表13备号称号数注1机3NB10002架JJ170荷170t3车TC170荷170t4车YC170荷170t5钩DG170荷170t6头XSL170荷170t7盘ZP445径445mm8车JC30力20t923NB-1000957kW号103G12V190PZLB900kW112LGFR5.6/1.055kW122HGVL320/16200kW132BL50量180m3/h14器YQF-5000量5000m3/d15器ZCQ1/4量180m3/h16器5a号17器5a号18统5号19器NCS-300量200m3/h20器ZQJ125量200m3/h21机LW450-842N/414量40m3/h22置SB1-683.5钻具组合计。:c:Wk;

= W⋅SNqc⋅KB⋅cosα

10)SN,取SN=1.2;KB;Lc,m;qc,Nm;n度9.1m。α角:p=(L×q)+(c×qcKB

1):pk;Lc,m;qc,Nm;L,m;q,Nm。中:

p挤

=ρdgL

12)p挤MP;dρ,/m3。d:2L= B2

+4AC−B

13)中:

z 2AmA=π2⋅qm

⋅sinαB=804⋅W⋅rC=4.π2⋅r⋅E.J⋅rr=(dh−dc)/2,mLz,m;W,kN;dh,m;dh,m;合

表14合0570m)φ444.5mm3A+φ228mmDC+127mmDP+133mmKL5702480m)φ311.mm3A+φ203mmDC+φ127mmDP+133mmKL24803505m)φ200.0mm3A+φ177.8mmDC+127mmDP+133mmKL35053525m)φ149.2mm3A+φ120.65mmDC+127mmDP+φ88.9mmKL:3A;DC;DP;KL。度表15数mm)k)444.531.131.1280.0200.0210.0149.2179.0算:α=3o压W=31kN,重qc=.847kN/m,A数SN

=1.2E W⋅SN 1= =

31.1×1.2

=15.4mqc⋅KB⋅cosα

2.847×1−

17.85

)×cos3:实=1+25=175.48m:α=4o压W=28kN,重qc=2.19kN/m,A数SN

=1.2E W⋅SN L2= =

280×1.2

=17.86mqc⋅KB⋅cosα

2.19×1−

1.1)×cos47.85:L2实=L2+24=202.86m:α=5o压W=21kN,重qc=1.606kN/m,A数SN

=1.2E W⋅SN 3= =

210×1.2

=19.72mqc⋅KB⋅cosα

1.606×1−

1.5)×cos57.85:L实=L3+24=218.72m:α=5o压W=170kN,重qc=0.7kN/m,A数SN

=1.2E W⋅SN L4= =

17.0×1.2

=36.14mqc⋅KB⋅cosα

0.73×1−22

1.5)×cos57.85:L4实=L4+24=389.14m计:

表16表深m)度g/m)径mm)度m)重kN/)径mm)重kN/)5701.0228175.4828471270.28478450k数St

=1.30,σsσt

=42。选φ127mm级E,y为

=1760.3kNσsσt

=42>St

=3,以 1

0.9y=1.42

=0.9×176.311.42

=111.69kN为450kN,aσ1<σ按σ计

=0.9y−450=0.9×1760.31−450=1134.279kN允(

σ

1−qc⋅)

111.69=(

−2.847×17.4)× 1

=273.3mKB qp

1− 17.85

0.28478允=2735.35m>H1=570m5175.48394.2m:

表17表深m)度g/m)径mm)度m)重kN/)径mm)重kN/)24801.1203202.86219431270.28478450k数St

=1.30,σsσt

=42。选φ127mm级E,y为

=1760.3kNσsσt

=42>St

=3,以 1

0.9y=1.42

=0.9×176.311.42

=111.69kN为450kN,aσ1<σ按σ计

=0.9y−450=0.9×1760.31−450=1134.279kN允(

1−qc⋅)

111.69=(

−2.1943×20.8)× 1

=299.0mKB qp

1−117.85

0.28478允=2993.08m>H2=2480m20202.86=227.14m:

表18表深m)度g/m)径mm)度m)重kN/)径mm)重kN/)35051.5177.8218.721.6011270.28478450k数St

=1.35,σsσt

=42。选φ127mm级E,y为

=1760.3kNσsσt

=42>St

=35,以 1

0.9y=1.42

=0.9×176.311.42

=111.69kN为450kN,aσ1<σ按σ计

=0.9y−450=0.9×1760.31−450=1134.279kN允(

σ

1−qc⋅)

111.69=(

−1.601×21.7)× 1

=361.5mKB qp

1−1.57.85

0.28478允=3613.55m>H3=3505m305218.72=386.8m:

表19表深m)度g/m)径mm)度m)重kN/)径mm)重kN/)35251.5120.65389.140.6811270.28478450k数St

=1.30,σsσt

=40选φ127mm级E,y为

=1760.3kNσs=40>Stσt

=30,以 1

0.9y=1.40

=.9×176.311.40

=113.6279kN为450kN,aσ1<σ按σ计

=0.9y−450=0.9×1760.31−450=1134.279kN允(

σ

1−qc⋅)

111.69=(

−0.681×389.1)× 1

=391.6mKB qp

1−1.57.85

0.28478允=3912.6m>H3=3525m325389.14=335.6m表20 开钻程序杆铤径mm)钢级重Kn/m)拉kN)m)径mm)力kN/m)度m)1127E284.781760.310~5702282.847175.482127E284.781760.31570~24802032.1943202.863127E284.781760.312480~3505177.81.601218.724127E284.781760.313505~3525120.650.681389.143.5.1各开具合:表21~表22适。表21列表22列:表23:表23表:表24表24表:表25:表25 表表26表29表26 合号称径(mm)径(mm)型(,)度(m)度(m)1头444.52)22871.4NC709.1175.483杆127108.6NC409.1394.524杆13382.6NC409.19.1表27 合号称径(mm)径(mm)型(,)度(m)度(m)1头311.12)20371.4NC619.1202.863杆127108.6NC409.12277.144杆13382.6NC409.19.1表28 合号称径(mm)径(mm)型(,)度(m)度(m)1头200.02)177.871.4NC569.1218.723杆127108.6NC409.13286.284杆13382.6NC409.19.1表29 合号称径(mm)径(mm)型(,)度(m)度(m)1头149.22)120.6550.8NC359.1389.143杆127108.6NC409.13135.864杆88.982.6NC409.19.13.6计3.6.1钻设计表4层ABCDEF3F2JF2KF1性0.611.392.1633.57.35.24.9用31.75mm压889.66N速55rmin$深24mm平(td以2值Kd数值td。:

Kd=log2tdKd

14):

td=2

15)表30系层ABCDEF3F2JF2KF1性0.611.392.1633.57.35.24.9时(h⋅m−1)1522.002.624.478.0011.31157.5936.7629.86段第i种旳头旳总尺为Li,根据钻性和汉头厂旳头给出参得出相应机为vi为ti则钻A(0~300):444.5mm×1B(300~570):444.5mm×1钻B(570~600):311.1mm×1C(600~1100):311.1mm×1D(1100~1600):311.1mm×1E(1600~2023):311.1mm×1F3(2023~2480)311.1mm×1钻F3(2480~2700)200.0mm×1F2J(2700~2900)200.0mm×1F2K(2900~3200)200.0mm×1

Li=vi⋅ti

16)F1(3200~3500)200.0mm×1F1(3500~3505)149.2mm×1钻F1(3505~3525)149.2mm×1表31

表31择号寸mm号量段m尺m钻间h速m/h1444.5GJ115B10~30030035.78.42444.5GJ115B1300~57027020.8133311.1HJ1171570~600303.394311.1HJ1171600~110050062.585311.1HJ11711100~160050066.77.56311.1HJ11711600~202340057.177311.1HJ11712023~248048073.86.58200.0H13612480~27002204.5499200.0H13612700~29002006.33210200.0H13612900~320030013.62211200.0H13613200~350030027.31112149.2H637A13500~35252555计123525376.63.6.2钻参计3.6.2.1计积

πnπi i iV=:3im;3i第im;Li第im。积

i14

D2L

17)为3525m20Mp为160m旳31000机为c=3.4Ls。为d:

Vd=i+Vc)×2%

18)量m:

mVm=Vw+ρm V= w

19)20):

5% 1ρ取2023Kg3

m3;m积m;mt;3w,m。钻::

1=Vmρ1−m

−mw

21)1t;ρ1,gmw,t。钻:

m3。:

m2=m

ρ2−ρ)

22)2t;ρ2,g钻:

m3。:

m3=m

ρ3−ρ)

23)3t;ρ3,g钻:

m3。:

m4=m

ρ4−ρ)

24)4t;ρ4,g:

m3。ρs=ρd+ρpd

25):

ρd=0098H3

26)ρs,gρd度g

m;m3;ρ取0.05~0.g:17:

cm3取0.g

cm3。:

V=π×0.444521 4π 2

×570=88.4m3)

(3)V2=4×0.31113:3

×(2480−570)+1=669.19mV=π×0.223 43:3

×(3505−2480)+V2=701.39m)V=π×0.149224 4:

×25+V3=701.8m)18:

V=701.83m3d为d

V=701.83×20%=140.37m3)Vm=V

+Vd

=7083+1437=84m3)取Vm

=850m3)19:Vm

850m=20+

1000=ρ

20+

10002023

=4.4(t)20:Vw

(3)m(3)= = =82.2m5% 5%量2526为ρ1=.0+0.1=1.g21为

cm31m=850×1.)−4.46−82.2×1000×10−3=6.3(t)1量2526为ρs2=1.1+0.1=1.2g21为

cm3m2=850×2−)=8(t)量2526为ρs2=1.5+0.1=1.6g21为

cm3m3=850×1.6−1.2)=34(t)量m4=850×6−)=0:

表32表项目度gc3))积3))3)一开1.164.3485041.64829.2二开1.285开1.6340四开1.603.6.2.2计量a:

vK=ss v

27)avs=va−vsl

28)20.0707d(ρ−ρ)3v= s s d

29)sl 1 1ρ3µ3d endh−dpn

−n

2n+1µe=K 1200va

n

30)Q=π

d2

−d2

va

31):

a 40 h pKs取0.5;va,ms;vs岩,ms;vsl,ms;ds取0.6m;ρs取2.52g3

cm3;ρd,gcm;µe,Pa⋅s;dh、dpm;K,Pa⋅sn;n;a,Ls。数0.8

B.2B

0.57503 m=ρd

µpv

.8+

3 .8

32)dpi

dh−dp)dh+dp) 0.8

B

0.57503 Kc=ρd

µpvc

4.8+

3 1.8

33)dci

dh−dc)dh+dc) a=Kg+Kc−mLc

34):3Kg=.7×3

MPa⋅s

1.8

⋅.8;µpv,Pa⋅s;Lcm;dpim;dci、dcm。定深为D = pr −arPc 2.mQ.8 mr为

35)D = pr −aaPa 2.mQ.8 ma:B=51655;prMP;Qr,Ls。

36)深为D = pr −arFc 1.mQ.8 mr为

37)D = pr −aaFa 1.9mQ1.8 ma:

38)1Qvj=0

39)πz 2中:vj,

ms;

0= di4i1

40)Q,Ls;0,

cm2;di(i=3.;z。:ρQ2Fj:Fj,kN;

=d 1000

41)ρd,g:

cm3。

=0.05ρQ3=j:Pj,kW。

d A2A0

42)::Pj,kW;Dwmm。算:

4jP= 43)wD2w0.57503ρ0.8µ0.2L

Q1.8d pv p∆ppa=(dh

−dp

h)3(dh

+dp

)1.8

44):∆ppa,MPa;dh,cm;dp,cm。:

5750ρ.8µ.2LQ18d pv c:

pca=(dh

−dc

h)3(dh

+dc

)8

45)∆ppa,MPa;dc,cm。:∆pa=∆pca+∆ppa

46)即∆p=0.57503ρ08µ0.2Q18×[ c + Lp ]hhahh泵多种数计算

d pv

(dh

−dc

)3(d

+dc

)1.8

(dh

−dp

)3(d

+dp

)1.8第次时旳(0~570m)选择一台缸套直径为φ=160mm旳型号为3NB100旳钻进泵使用,所以额定排量为r=35.4Ls为pr=16MPa。27~31为ss 0.14143×d3×(ρss

2−ρd)2

1n+2va=ρ

dh×K×

−dp

1−n

n2n+1 d 1200

3n 度ρd

=1.1g

cm3径d

=4.cm外h3径dp=12.7cm径ds=0.cm度ρs=2.52g/cmh3K=03。则

,n=65,av=a

0.14143

×0.63

×2.52−1.)2

1265

0.20ms)−65

.65 =1.1×0.3×4.45−1.7

2×0.65+1×

1200

3×0.65 31为Qa=

π×44.452−12.72)×0.204=29.073Ls)40故a<Qr=3.4Ls。度µpv=0.0047Pa⋅s度ρd=1.1g径dp=12.7cm径dpi=10.86cm度c=175.48m径dci=7.14cm径dc=2.cm径dh=4.cm。32知

cm3,.1655m=.8×.47.2× +

.7503

=04×10−633知

186.8

4.5−1734.5+17.8K=.8×.047.2×175.48×.1655+

.7503

=68×10−3c34知

.4.8

4.5−2834.5+28.8a=1.07×103+2.68×10−3−2.04×10−6×175.48=3.39×10337得D = 1.6

3.39×103−

615.2m)Fc 1.9×2.04×10-6×3.4.8

=2.04×10−6H=570m<DFc为∆pb

=pr

−a+mDQ1.8=18.6−3.39×10−3+2.04×10−6×570)×35.41.8=15.8(MPa)r为rQ pr

1.8

1.6

1.8

5.2559Ls

3.4opt

=2.a+mD)

=2.3.39×10−3+2.04×10−6×570 =

( )> Ls 则

Qopt

=35.4(Ls)为 0.08ρQ2

1 14 0.81×1.1×3.424 2[

( ).8

0.982

1.81

1.646cm)dne=

dr = =C pr−

a+mDQr × 为d2d= ne=i n

1.646923

=0.950cm):

1Q 10×35.4jv= = =166.1935msj:

0 2.132jF=ρdQ2j

1.1×3.42=

=6.4716kN:

1000

100×2.13:

0.05ρdQA=P3j 2A=P30

0.05×1.1×3.43=2.132

=53.767kW:

4jP=wD2w

4×53.7671 −3= =3.465×10 kWπ×444.52

mm2ap=.57503×..8a

×.0047

.2

×3.4

.817.48×[(4.45−2.)3(4.45+2.).8

39.52+ ](4.45−1.7)3(4.45+1.7).8=.26×10−3MPa第次时旳(570~2480m)为φ=170mm为31000额为Qr=40Ls为pr=1MPa。h度ρdh知

=1.2g

cm3径d

=31cm。va=0.185ms)31为Qa=

π×31.112−12.72)×0.1851=11.729Ls)40故a<Qr=40Ls。度µpv=0.0047Pa⋅s井度ρd=1.2g径dp=12.7cm径dpi=10.86cm度c=202.86m径dci=7.14cm径dc=2.cm径dh=31cm。32知

cm3,.1655m=.2.8×.00470.2× +

.7503

=.22×10−61.864.8

3.11−1.733.11+1.71.833知 K=.2.8×.0047.2×202.86×.1655+

.7503

=.344×10−3c34知

.4.8

3.11−2.33.11+2..8a=1.07×10−3+3.344×103−2.22×10−6×202.86=3.9638×10335得3DPc

1.5=2.8×2.22×10-6×41.8

3.344×10−2.22×10−6

=168.17m)36深3DPa

1.5=2.8×3.222×10-6×3.94.8

3.344×10−2.22×10−6

=371.7m)DFc<D=2480m<DFa为pb=9.2MPa)为Q pr

1.8

121 .8opt

=2.a+mD)

=2.3.9638×10−3+2.22×10−6×2480

=35.65Ls) 为2

dne=1.866cm)2为di:

d= ne=n

1.86613

=1.0774cm)。1Q 10×35.651jv= = =130.45msj:

0 2.7352jF=ρdQ2j

1.2×3.652=

=5.576kN:

1000

100×2.735:

0.05ρdQA=P3j 2A=P30

0.05×1.2×3.653=2.7352

=36.4436kW 4jP=wD2w

4×36.4436 −3= =4.781×10 kWπ×31.2

mm2:pa=0.57503×1.2

.8

×0.0047

2

×3.65.820.86×[3.11−2.)33.11+2.)18

227.14+ ]3.11−1.7)3(4.45+1.7)8=0.07628MPa第开泵计2480~3505m)为φ=150mm为31000额为r=31Ls为pr=22MPa。h度ρdh知

=1.6g

cm3径d

=2cm。va=0.142ms)31为Qa=

π×20.02−12.72)×0.57=2.6797Ls)40故a<Qr=3.1Ls。度µpv=0.0047Pa⋅s井度ρd=1.6g径dp=12.7cm径dpi=10.86cm度c=218.72m径dci=7.14cm径dc=1.7cm径dh=2cm。32知

cm3,.51655m=.6.8×.0047.2× +

.57503

=.13×10−633知

1.86.8

20−1.7320+1.7.8K=.6.8×.0047.2×218.72×.1655+

.7503

=.28×10−2c34知

.44.8

20−1.78320+1.781.8a=1.07×10−3+1.28×10−3−4.13×10−6×218.72=1.297×10−235得D = 2.2

1.28×102−

=62.7477m)Pc 2.8×4.13×10-6×3.1.8

4.13×10−636深2DPa

2.2=2.8×4.13×10-6×2.6797.8

1.28×10−4.13×10−6

=30770.4m)DFc<D=2480m<DFa为pb=7.851MPa)为Q pr

1.8

2.2

1.8opt

=2.a+mD)

=2.1.297×10−2+4.13×10−6×3505

=2.695Ls) 为2

dne=1.502cm)2为di:

d= ne=n

1.50283

=0.8676cm)。1Q 10×22.6959jv= = =127.97msj:

0 1.77362jF=ρdQ2j

1.6×2.69592=

=4.6469kN:

1000

100×1.7736:

0.05ρdQA=P3j 2A=P30

0.05×1.6×2.69593=1.77362

=29.3257kW:

4jP=wD2w

4×29.3257= =9.464kWπ×2002

mm2pa=0.57503×1.6

8

×0.0047

.2

×2.69518218.72×[(20−1.7)3(20+1.7)8

3286.28+ ](20−1.7)3(20+1.7)18=3.545MPa第次时旳(3505~3525m)为φ=160mm为31000额为Qr=3

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