Giải pháp thiết kế tối ưu cho hệ tường vây dọc bờ kênh trong điều kiện thủy triều

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b-+ & /! $ AB $ $ RY + c A 1! < ,! $AB $ $ A+, / 2/F# $ #+< $ # $ AB $ $ /! ;/ Y-2 ? * "& $2 < D $F > \$A/ F& # $0 /! $ AB \$ A/ E d " -A $ !-F " ! $+\;+\ " & /2/F; ! E+< $J F ! +, !- E+< $J F! +, *+ $ $ ;/ & $ Z $ +>/ < * "$+, ] TR - & 1! " # 2- '3 (5 6)7' 1/-2- ^ e+, = F! 1! > - )74 66( ; /"! L " -] % L " /"! , ,! < D - > '((( '((? V- *+, $ A /"! < D '((3 # - ! " > $A /"! ! D $F - / 2/F' $ " - L = " < D D & $ '((? '((3 ,! $# $ * ! $/"! * , # @ G! /! Y-27 ? 5' D $F > 5) $ ,! E+< $ / */- + * F -;^ E#>$ 5556 -+D f' , $f? f? / # " -$ AF -* F -;^ E#>$ f3 $/ # f7 /!5 ?' ?@A0B*7 W 0?3849 0F?8F8/ 0B3GH 0?FEO 3?.C# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #+) f6 $ E+< $J F$ $ /F! F ,! $ AB $/"! C @ G! */-E+< $J FJ /! $ AC$ $ ,! ;?9 D$ " 2# 3,1 ; " % # E ;?9 ;?9 " ;?9 3,5 00,- .,5 .,-+6 0,+++ ,788 γ '@23 05,+68 05,606 08,70 08,81+ γ '@23 08,786 08,+80 +.,065 +.,137 k 2@* 3,-6G?.- 6,8.G?.1 -,.0G?.1 k 2@* 7,83G?.1 0,15G?.1 5,.0G?.7 λ ,.61 ,.- .,.35 κ , , - , - ,71 .,5.1 ,733 ,156 1, 03, 1, +.,6 ϕ 35, 00,1 3.,1 05,+1 k ,35- ,5.0 ,-8+ ,756 ν ,3 .,3 .,3 .,3 einit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sf S G&Q7 ! G&MM * + * +C D D# " &- EF != ? * ! ; #" 3&G N ,]8=]1 η ( P' = ' σ xx + σ yy' + σ zz' q= ' σ xy η= q' p' I != " - ! ? , 3.9& I != Stress X Point [m] (3) (4) 49.089 49.934 49.934 49.478 49.740 49.740 49.337 49.677 49.945 10 49.945 11 49.677 ) 3.9 ,]8=]1 η σ'_xx σ'_yy σ'_xy σ'_zz Y [m] [kN/m^2] [kN/m^2] [kN/m^2] [kN/m^2] (5) (6) (7) (8) (9) 0.750 -142.719 -198.366 3.134 -140.294 0.142 -145.576 -208.617 0.228 -144.396 1.358 -143.357 -184.597 0.268 -136.384 0.750 -144.198 -196.976 1.749 -140.252 0.561 -145.011 -200.351 0.802 -141.502 0.939 -144.227 -192.999 0.836 -138.998 0.557 -144.204 -201.205 2.112 -141.547 0.313 -145.388 -205.131 1.039 -143.217 0.505 -145.251 -201.262 0.148 -141.881 0.995 -144.249 -191.829 0.226 -138.632 1.188 -143.640 -187.969 1.094 -137.437 η max η P' q' [kN/m^2][kN/m^2] =q'/p' (11) (12) (13) 160.460 6.649 0.041 0.533 166.196 0.484 0.003 154.779 0.568 0.004 160.476 3.709 0.023 162.288 1.701 0.010 158.741 1.774 0.011 162.318 4.481 0.028 164.579 2.203 0.013 162.798 0.314 0.002 158.237 0.480 0.003 156.349 2.321 0.015 ; -! N , K= -! A η max ; -! * , ,, ? N M η max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sf S G&G V * + * +C D D# " &4 EF != - ! ? ; #" 3&G78 3.10 ,]8=]1 η σ'_xx σ'_yy σ'_xy X Y [m] [m] [kN/m^2] [kN/m^2] [kN/m^2] (4) (5) (6) (7) (8) 49.089 0.750 -137.722 -203.039 7.491 49.934 0.142 -143.651 -209.139 -0.106 49.934 1.358 -148.734 -181.969 1.328 49.478 0.750 -140.904 -200.132 4.655 49.740 0.561 -141.323 -203.466 1.382 49.740 0.939 -143.130 -194.344 2.898 49.337 0.557 -139.574 -205.019 3.556 49.677 0.313 -142.045 -207.501 0.452 49.945 0.505 -141.641 -204.256 0.180 49.945 0.995 -143.994 -192.437 0.820 49.677 1.188 -146.043 -186.737 4.733 ; -! * N ,]8=]1 η 3.10& I != Stress Point (3) 10 11 ? ! I != " , N K= , M η max , ,, σ'_zz [kN/m^2] (9) -139.625 -143.992 -135.303 -139.639 -140.992 -138.326 -141.006 -142.766 -141.392 -137.939 -136.582 ? η max η P' q' [kN/m^2] [kN/m^2] =q'/p' (11) (12) (13) 160.129 15.890 0.099 0.637 165.594 0.225 0.001 155.335 2.817 0.018 160.225 9.875 0.062 161.927 2.933 0.018 158.600 6.148 0.039 161.866 7.543 0.047 164.104 0.959 0.006 162.430 0.383 0.002 158.124 1.740 0.011 156.454 10.041 0.064 N -! A η max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a B :)0-* c N + $; ` E GU VH& E V 6M& - E & !9 ! ,* ! , + , 1! G6T66Q& )& )-8 + R,,) B* Bb 8; E 66G& , +/ a )*+ , 98 ) K )) Z $ "& % < /0 -9 8% )) : ; & H h ! ! (các cơng trình t ! "# b ng p sâu) ng ! ! $ "% ng vây &! ' ( ) ) & $* +" , ' + ( - ( * $ + ' ! ! '! '* $ + ! ;0 * $ * / $ + > ' < @" A ( + > ' > = > + 6$ $ λ -CE"EDA 1! : /$ * " Trang + > + > = ! 1" ( * "; ' ' &+ ( ' ( -F"G A ? ?1 ! H $ "; > - Bκ $ ! ! : < ϕ & : < * / : * ' + ? ( ' ! ( ! + > : < -C88"D?A1& / " ' / // 8$ " #:! '& : * + ' - / // : & "# +/ ! + > ' (+ ( ! *5 &+ ! / I ! J + > ! K + ! $ -I ! ! !) + > > '" # H ! ! ! ' & : ! ! "; /$ * > ' ( " ' K+ ( ! ' ( ! / /+ / * + ( ! ' ( ?"8& ' 8D"EE ( + /$ ! ! ! I / / / /+ / +( &+ ! ! / /+ ! ( ! / /" + ! ! "; G1 G.G& G.?1" ; * / ! : * ! ! - * ! ! +( ! + ' ! +( : / ! / // & '" : ( $ ,LE"F@& ! G" MA1" #: ! ' & ' + ' ! $ ' + " H ! * & ! N +( : , / = / /$ / /+ / /$ + ! ( / // + > $' / ! / /+ * / 6$ / " + > + H ' '" / / : < + ! ! ' Trang D / ( "; I "2 & + > $! ... #' # ' #* ! #* # /G 5" # *- * (- #' / 1, * ! ' * #' * ( 1! % # / #' K= P# -+ & (2 / #' H # / M chonglat M lat #' H (2 ' - -+ * %KgD NU UG" b@?A> I * # η max η max = max(η ) = max # q, p, M=