03-Laminage de Crue

 

Afipjtrn 0 ? Cikjeihn dn arun

NEQF 0202

JJ. Cikjeihn dn arun Cn cikjeihn dn arun a‚nst ci triesglrkitjle dn c‚ledn dn arun netrn ue pljet ne iklet vnrs ue pljet ne ivic jc i plur nnt dn djkjeuê cn dê`jts dn pljetn ne rêpirtjssiet cn vlcukn dn ci arun dies cn tnkps, anaj nst plssj`cn hràan iu stlamihn tnkplrijrn d‚uen pirtjs du vlcukn dn ci arun dies cn alurs d‚niu (cjt kionur ) lu dies ci surgian pcien du `irrihn. Jc nxjstn pcusjnurs kêtfldn dn cikjeihn plur `ut dn gijrn slrtjr c‚fydrlhrikkn dn arun ipræs cikjeihn . dies an afipjtrn elus iccles vljr ? 

Ci kêtfldn dn Kusmjehuk



Ci kêtfldn dn V2



Ci kêtfldn djtn Qtnp `y Qtnp

I) Ci k kêtfldn êtfldn dn Kus Kusmjehuk mjehuk ?

Anttn kêtfldn nst `isê sur c‚êquitjle dn sijet-vneiet nt dn ci alesnrvitjle dn kissn Ans êquitjles tridujsnet ci alesnrvitjle dn ci kissn nt dn ci quietjtê dn kluvnknet cn cleh d‚ue trleèle lrjnetê sncle ci djrnatjle prjeajpicn ipræs jetêhritjle nt rnhrlupnknet dns tnrkn elus trluvles c‚êquitjle alkkn sujt ? 0

Q0 ∇ t 

+ L ; J  + J  + 0 0

9

0

Q9 ∇ t 

+ L ∐0 L 9

9

Tnc qun ? Q9, Q0 ? ci virjitjle du vlcukn pnediet ci arun L9,L0 ? lutput dêsjhen cn dê`jt dn slrtjs (cns pirikætrn i dêtnrkjeê) J9, J0 ? Jeput dêsjhen cns dê`jts d‚netrê (fydrlhrikkn dn arun) I) -9-Ci -9-Cikjeihn kjeihn dn ci aru arunn plur ccirhnu irhnurr @;1> k

cn dê`jt dn slrtjs nst aicaucê pir ci glrkucn sujvietn ( dêvnrsljr rnatiehucijrn) 1

Y; k ` ∟ 0 h F 0

k ? alnajnet dn dê`jt 2,4: ` ? cirhnur du dêvnrsljr ne (k)

F ? ci fiutnur dêvnrsiet ne (k)

 

Afipjtrn 0 ? Cikjeihn dn arun

NEQF 0202

Ci alur`n surgian fiutnur pnut ïtrn kldêcjsê nt alrrêcê pir c‚êquitjle sujvietn siafiet qun cn alna alnajnet jnet dn alrrêcitjle (r ; 2,:: 2,::6) 6) Q ( mk

0

∐ ∐ ∐ );8.7 8.7> > 92  F  ∐ 9. 9.>0 >0 92  F  + 9. 9.:> :> 92  F ∐9.4: 8

1

4

1

0

Q^PG/fiutnur 8 7 >     °    k 4     m    n    a    i 1     g    r    u    Q

0 9 2 922

902

942

972

962

022

002

altn k

Gjhurn 9 ?  kldêcjsitjle  kldêcjsitjle alur`n surgian fiutnur 

Ci prnkjærn êtipn alesjstn â trianr ci alur`n airiatêrjstjqun du `irrihn g(Ys) ; (0Q/Δt+Ys)

042

072

 

Afipjtrn 0 ? Cikjeihn dn arun

NEQF 0202

jc fiut ivljr dnux cjkjtn (anccn du dê`jt kjejkuk dêvnrsiet nt cn dê`jt kixjkuk) plur `;1> Ykix ; 04: k1/s Fkix ; (

= Ykje ; 2.28 k1/s 0

  Y kix

1

k` ∟ 0 h

)  ;0.027 k

= Fkje ; 2.22: k

Altn EEP ;97:.69 k Le trluvnri cn ti`cniu sujviet siafiet qun cn ∇t;1722 s

Ti`cniu 9 g(L);(0Q/IT)+L 9 g(L);(0Q/IT)+L °

F (k) 2.22: 2.286 2.948 2.097 2.06> 2.1>4 2.401 2.4:0 2.>79 2.712 2.7::

ALTN (k) 97:.69: 97:.666 97:.:>8 982.207 982.2:> 982.974 982.011 982.120 982.189 982.442 982.>2:

I(Mk ) 2.6>7 2.6>8 2.6>6 2.6>: 2.672 2.672 2.679 2.670 2.671 2.674 2.677

Q(FkU1) 2.226 2.278 2.907 2.967 2.04> 2.12> 2.17> 2.40> 2.46> 2.>4> 2.72>

L(kU1/s) 2.282 9.782 4.120 8.7>9 99.>68 97.210 02.:14 07.0>1 19.:72 16.20: 44.41:

0Q/T+L :.29> 8>.68> 941.:96 090.60: 060.486 1>0.866 401.826 4:>.9:6 >78.006 71:.88> 890.696

2.876 2.618 2.:27 2.:8> 9.244 9.991 9.960 9.0>9 9.102 9.16: 9.4>6 9.>08

982.>86 982.748 982.897 982.86> 982.6>4 982.:01 982.::0 989.279 989.912 989.9:: 989.076 989.118

2.678 2.676 2.67: 2.682 2.689 2.680 2.681 2.684 2.68> 2.687 2.688 2.686

2.777 2.808 2.868 2.646 2.:2: 2.:82 9.210 9.2:1 9.9>> 9.098 9.08: 9.149

>9.984 >6.09: 7>.>79 81.968 69.266 6:.0>> :8.786 927.1>0 99>.078 904.49: 911.629 941.426

867.149 672.10: :14.87: 922:.7>9 9264.:7> 9972.820 9017.6>> 9191.49> 91:2.188 9478.81> 9>4>.464 9701.796

9.>:7 9.77>

989.427 989.48>

2.68: 2.662

9.421 9.47>

9>1.014 971.08>

9820.910 9869.204

 

Afipjtrn 0 ? Cikjeihn dn arun 9.814 9.621 9.680 9.:49 0.292 0.28: 0.946 0.028

989.>44 989.791 989.760 989.8>9 989.602 989.66: 989.:>6 980.298

NEQF 0202

2.669 2.660 2.661 2.664 2.66> 2.667 2.668 2.666

9.>06 9.>:2 9.7>1 9.897 9.88: 9.641 9.:27 9.:72

981.>07 961.:61 9:4.740 02>.4:: 097.>>9 008.8:4 01:.00> 04:.222

9672.068 9:1:.:02 029:.:96 0922.086 0962.::8 0070.281 0141.>20 0490.186

Ci alur`n alur`n g(Y);0Q/ g(Y);0Q/∇t + Y pnut ïtrn ïtrn kldêcjsê kldêcjsê pir c‚êquitj c‚êquitjle le dn tnediean tnediean sujvietn sujvietn siafiet siafiet qun cn alnajnet dn alrrêcitjle nst r ; 2,:8 Y;

0

∐> 0 Q 0.19:92

(

∇ t 

+ Y) +

∐0 0 Q 4.:2 4.: 2 92

(

∇ t 

❙

+ Y)

122.222

  0>2.222 022.222     )    s     /    1 9>2.222    U    k     (    Y

922.222

>2.222

2.222 2.222

>22.222

9222.222

9>22.222

0222.222

0>22.222

1222.222

0Q/T+Y(kU1/s)

Le pnut kijetneiet utjcjsnr c‚êquitjle ? 0

Q0 ∇ t 

+ L ; J  + J  + 0 0

9

0

Q9 ∇ t 

+ L ∐0 L 9

9

T(f)

J (kU1/s)

J9+J0

0Q/T+L 2 1.08

(0Q/T+L)0L 2 0.:4686018

2 2.>

2 1.08

1.08 97.18

9

91.9

40.>8

L(kU1/s)

2.972726699

4>.>968601

6 42.:>69679

0.0620:6996

 

Afipjtrn 0 ? Cikjeihn dn arun

9.>

0:.48

69.67

0

>0.1:

914.07

0.>

69.68

9::.87

1

998.6:

086.1>

1.>

972.47

182.24

4

02:.>6

4>6.>6

4.17

04:

448.9

>

9:6.9

179.7>

>.>

971.>>

0:7.61

7

911.06

042.08

7.>

927.::

9:9.1:

8

64.4

94:.7>

8.>

7>.0>

994.46

6

4:.01

6>.19

6.>

17.26

79.>:

:

0>.>9

40.84

:.>

98.01

06.0

92

92.:8

98.40

92.>

7.4>

:.61

99

1.16

4.67

99.>

9.46

9.:>

NEQF 0202 6 900.696967 9 04 044.110448 7 498.1>:214 1 747.7:4029 0 :11.:271>9 0 9072.41226 9 9>92.09900 > 97 9798.:4261 8 9714.7>960

4 992.280448 7 098.>::214 1 176.144029 0 >71.6771>9 0 629.6>2262 8 9271.99900 > 90>7.0:261 8 9118.60960 0 91>2.18049

0 9>:2.74049 : 9>26.7>1:0 1 94 9424.8>41> 6 906:.:97:: > 9989.>08>: : 92>4.>4889 1 :40.082:0: > 617.677084 0 81:.896696 8 7>9.794406 6 >80.678788 7

: 9198.071:0 1 90>>.9241> 6 998>.417:: > 9267.098>: : ::0.:>8891 0 6::.>12:0: > 626.777084 0 800.0:6696 8 749.864406 6 >76.228788 7 >29.4>8101 7

>21.428101 7

440.088>1> 6

7.18067:079 91.17782774 04.>28497>: 49.491:04:: 77.20691>07 :6.7>:408>6 907.:729:44 942.2>:>284 940.4948294 917.76:046 907.8848607 994.7>67690 929.64:7:6 6:.064:4127 88.>261:961 77.6201087> >8.0618088> 46.:789:4:7 49.62118>70 1>.82>987:8 12.>746:16:

 

Afipjtrn 0 ? Cikjeihn dn arun

NEQF 0202

90

2.48

2.>4

90.>

2.28

2.28

91.26

2

2

440.698>1> 6 1:2.1>:6:9 14>.2248>2 1

1:2.06 1:2 .06:6: :6:9 9

07.071 07.071600 60040 40

14>.2248>2 1 12>.74>022 7

00.788>8217 9:.78:88461



Le iuri cn dê`jt kixjkuk dn slrtjn YQkix;940.4948 k1/s



Cn giatnur d‚iklrtjssnknet rnprêsnetn cn pluranetihn dn alk`jne cn cikjeihn iklrtjn ci arun tnc qun ? Y Qkix  G i; Y Nkix

 G i;>8. >8.26 26 %

 

Ci fiutnur dn afutn nst ?  F d ;(

0

  Yskix

1

k` ∟ 0 h  F ;9.>0 k

) ;¼

I)-0-Pêaipjtucitjle plur pcusjnurs cirhnur `

∆ ]>k

, 92>k[

cn ti`cniu sujviet rnprêsnetn cns djêrnetn cirhnur ivna cn dê`jt dn slrtjs nt cns fiutnur dêvnrsiet ?

 

Ti`cniu 0 ? rêaipjtucitjle dns rêsuctits dn K^QMJEH^K 

cirhnur ` (k)

Yskix (kU1/s)

giatnur d'iklrtjssnket

> 9> 0> 1> 4> >> 8> 6> :>

>9.0 7:.76 901.87 940.49 9>7 978.60 969.4: 966.>0 9:4.:0

02.>8% 16.61% 4:.89% >8.26% 70.:4% 78.42% 80.6:% 8>.22% 86.06%

fiutnur dêvnrsietn (k) 0.69 0.27 9.18 9.>0 9.18 9.0> 9.28 9.29 2.:7

92>

9::.2>

8:.:4%

2.:9

 

Afipjtrn 0 ? Ci Cikjeihn dn dn ar arun

NE NEQ QF 002202

Fydrlhrikkns dn slrn 0>2

022

fydrlhrikkn dns aruns @;>k @;9>k

9>2

@;0> @;1> @;4> k `;>> k `;8> k `;6> k `;:> k `;92>

    )    s     /    1    k     (    s    Y

922

>2

2 2

0

4

7

6

92

t (f)

Gjhurn 0 ? fydrlhrikkns dn arun (slrtjs) sncle K^QMJEH^K 

 

Afipjtrn 0 ? Ci Cikjeihn dn dn ar arun

NE NEQ QF 002202

90

94

 

Afipjtrn 0 ? Cikjeihn dn arun

NEQF 0202

@) Kê Kêtf tfld ldnn dn V2 ?

Iussj ippncê ci kêtfldn dn N.J.P.A.J.N.F =anttn kêtfldn pnrknt dn dêtnrkjeê ci cirhnur du dêvnrsljr pir jtêritjle suaanssjvn plur qun cn dê`jt kixjkuk dn arun slrtiet dn c‚êviauitnur. 

Dleeêns eêanssijrn ? Hripf ? ΰ(%) ; clh92(V2) 1

0

Glrkucn ? V 2;

k . h . @ ° . Ykix . t k Q

1

tk ? tnkps dn kletê (s) Ykix ?dê`jts dn pljetn dn ci arun (k 1/s) Q ? Qurgian du pcie d‚niu ΰ; Ynkix/Ykix   Y;k ` ∟0h FU(1/0)

DLEENNQ DN DNRIPT Qurgian @W (Mk°) Arun DJKJCNEC (kU1/s) Tnkps dn kletê (f) Tnkps dn `isn (f) Qurgian pcie d'NI^ (k°) Fdnv (k) k h

04.71 04: 4.17 91.> 6>>>96.>020 9.>0 2.4: :.69

Le xn ci fiutnur dêvnrsê (kusmjehuk) pujs le supplsn ΰ;9 . c‚jtêritjle sn tnrkjen quied @ alev alevnrhn nrhn vnrs uen vicnu vicnurr ∇@;ξ nt ξ nst pntj pntjtt . Aj-dnsslus cn ti`cniu dn cikjeihn plur F dnv;9.>0 k

 

Afipjtrn 0 ? Cikjeihn dn arun

NEQF 0202

Ti`cniu 1 kêtfldn V2 plur F;9.>0 

Yn

@ (k)

V2

clh V2

04:.2222

72.2127

91.2>00

9.99>8

62.1220

9::.:48>

46.0248

6.4970

2.:0>9

88.2640

9:9.:1:6

47.0849

8.8>>7

2.66:7

87.4047

9:2.0:81

4>.6860

8.7014

2.6600

87.0617

96:.:479

4>.8:1>

8.>:>1

2.662>

87.0>19

96:.6821

4>.88>0

8.>6:1

2.6620

87.0477

96:.6>1:

4>.8891

8.>662

2.6629

87.04>9

96:.6>24

4>.8824

8.>688

2.6629

87.0446

96:.64:7

4>.8820

8.>687

2.6629

87.0446

96:.64:> 96:.64:4

4>.8820 4>.8820

8.>687 8.>687

2.6629 2.6629

87.0448 87.0448

 ΰ

Dlea plur uen fiutnur dêvnrsên dn 9.>0 k elus ivles ue cikjeihn d‚ue dê`jt dn 96:.64 k1/s nt uen cirhnur @;4>.88 k Wljaj ue ti`cniu rêaipjtucitjg plur ` ]> = 92>k[

F dnv (k) 0.69 0.90

@(k) 99.>8 01.4

Ynv (k¨1 /s) 996.1 9>8.98

9.87 9.>0 9.18 9.07 9.97 9.91 9.29 2.:7 2.:9

Gi 48.>% 71.9%

14.69 4>.88 >7.:1 7>.8: 87.4 8:.27 :>.28 92>.9 994.98

988.74 96:.64 9:6.91 020.66 028.9: 026.>> 090.00 094.>8 097.96

89.1% 87.0% 8:.7% 69.>% 61.0% 61.6% 6>.0% 67.0% 67.6%

Le rnkirqun qun ci kêtfldn dn V2 en pnut ivljr ue fydrlhrikkn dn arun air nccn nst jedêpnedietn du tnkps dn arun kijs ne rncitjle djrnat ivna cn tnkps dn kletê.

 

Afipjtrn 0 ? Cikjeihn dn arun

NEQF 0202

A) Kêtfld Kêtfldnn QT QTNR NR ` `yy QT QTNR NR ? Ti`cniu 4 kêtfldn stnp `y stnp `;:> k

Tnkps

Yn9(k U1/s)

Yn0(k Wlcukn U1/s) netriet (kU1)

qs9(k qs0(k U1/s) U1/s)

Wlcuk n slrtie

vlcukn stlamê i ci e dn

WEEP +Wlcuk n

c'jetnrvi ccn

netriet (kU1)

2.292 2.208 2.2>6 2.2:8 2.94> 2.029 2.074 2.109

01.44> 01.476 01.>24 01.>>9 01.792 01.769 01.871 01.641

2-2.> 2.>-9 9-9.> 9.>-0 0-0.> 0.>-1 1-1.> 1.>-4

1.1 91.9 0:.> >0.4 69.: 998.: 972.> 02:.7

91.9 0:.> >0.4 69.: 998.: 972.> 02:.7 04:.2

2.29> 2.216 2.284 2.909 2.962 2.0>9 2.111 2.491

2.22 >.18 8.11 92.72 9>.>> 00.>7 10.20 44.1>

>.18 8.11 92.72 9>.>> 00.>7 10.20 44.1> >8.41

t (fkU1 ) 2.22> 2.299 2.297 2.204 2.214 2.24: 2.27: 2.2:0

4-4.17 4.17-> >->.> >.>-7 7-7.> 7.>-8 8-8.> 8.>-6 6-6.> 6.>-:

04:.2 9:6.9 971.7 911.1 928.2 64.4 7>.1 4:.0 17.9 0>.>

9:6.9 971.7 911.1 928.2 64.4 7>.1 4:.0 17.9 0>.> 98.0

2.420 2.10> 2.078 2.097 2.980 2.91> 2.921 2.288 2.2>> 2.216

>8.41 >>.78 41.98 14.42 08.12 09.70 98.90 91.79 92.:9 6.67

>>.78 41.98 14.42 08.12 09.70 98.90 91.79 92.:9 6.67 8.14

2.920 2.26: 2.282 2.2>7 2.244 2.21> 2.206 2.200 2.296 2.29>

2.129 2.018 2.9:8 2.979 2.906 2.922 2.28> 2.2>> 2.216 2.204

01.610 01.8>> 01.7:8 01.747 01.720 01.>7> 01.>11 01.>28 01.46> 01.476

:-:.> :.>-92 92-92.> 92.>-99 99-99.> 99.>-90 90-90.> 90.>91.26

98.0 99.2 7.> 1.4 9.> 2.> 2.9 2.2

99.2 7.> 1.4 9.> 2.> 2.9 2.2 2.2

2.20> 2.297 2.22: 2.224 2.220 2.222 2.222 2.222

8.14 7.01 >.4> 4.:0 4.>6 4.1: 4.12 4.08

7.01 >.4> 4.:0 4.>6 4.1: 4.12 4.08 4.07

2.290 2.299 2.22: 2.22: 2.226 2.226 2.226 2.226

2.291 2.22> 2.222 2.224 2.227 2.228 2.226 2.226

01.4>> 01.447 01.41: 01.414 01.410 01.412 01.412 01.412

 

Afipjtrn 0 ? Cikjeihn dn arun

NEQF 0202

122.2

0>2.2

022.2     )    s     /    1 9>2.2    U    k     (    Y

922.2

>2.2

2.2

2

>

92

9>

02

0>

T (f)

Gjhurn 1 fydrlhrikkn dn arun sncle ci kêtfldn QTNR @Z QTNR 

Aleacusjle ?

Le i nstjkê qun ci kêtfldn dn Kusmjehuk dleen ue rêsuctit alearnt alearnt nt plur anci elus ivles afljsj cns rêsuctits dn anttn dnrejnrs plur cn djknesjleenkn djknesjleenknet. et.

12

 

Afipjtrn 0 ? Cikjeihn dn arun

NEQF 0202

Elus ivles luvnrt ci pcieafn du pcie (vun ( vun ne fiut du `irrihn) nt elus ivles afljsj ci cirhnur @;1>k plur ci sujtn (jc nst vrij qu‚jc giut gijrn uen êtudn êalelkjqun plur afljsjr ci cirhnur ).