Thuyết minh tính toán thiết kế: Cơ khí thuỷ công đập tràn

MUCLUC . . NQi dung Ph3n I: Phai sua chua 1. Thong s6 co ban 2. Thuyet minh tfuh toan 3. Ti~u chuAn va v~t li~u 4. Till trqng 5. Phan dol).Il sua chua 6. Phan dol).Il tr~n ciing 7. Ch6t treo 8. Thep d~t san 9. Ki~m tra nang Ph3n II: Van cung 1. Van cung 2. Thep d~t san van cung 3. Ch6t treo cua van cung 4. Ch6t treo xi 1anh 5. G6i quay 6. May nang thuy 11c Ph3n III: Cong xli day 1. Y~u cliu k:I thu~t 2. Tfnh toan van sl c6 c6ng xli day d~p tran 3. LUll cMn rac Trang 1 1 1 1 4 6 15 21 22 23 25 26 57 61 71 76 84 114 115 111 126 143· PHAN I: PHAI SUA CHUA PHANII: VANCUNG PHAN III: CONG XA DAyMl)C Ll)C Noidung Philn I: Phai sua chua 1. Thong s6 co bim 2. Thuyet minh tinh tOiln 3. Tieu chu~n va viflt li~u 4. Titi tr9ng 5. Philn do).n sua chua 6. Philn dOln tren cung 7. Ch6t treo 8. Thep d~t san 9. Ki~m tra nilng Philn II: Van cung 1. Van cung 2. Thep d~t san van cung 3. Ch6t treo cua van cung 4. Ch6t treo xi lanh 5. G6i quay 6. May nilng thuy lfc Philn III: C6ng xii day 1. Yeu d.u kl thuiflt 2. Tinh toan van sf co c6ng xi day diflp tran 3. LuOi chfin rac Trang 1 1 1 1 4 6 15 21 22 23 25 26 57 61 71 76 84 110 111 122 141CONG TRiNH THUY fllt.N BUONKUOPHANG MUC CKTC flAp TRAN PHANI PHAI SUA CHUA· DP TRAN NARIME PHAI SIJA CHUA 1 NCTKCONG TRiNH THUY fll~N BUONKUOPHNG MVC CKTC flAp TRAN Phfin I. Phai NARIME Maduu Tinh toan dla tren cac thong so ky thu~t sau: Fhai phing tnrq 15,021,421,0 thul?c loai phai sua chUa dung M d6ng kin 10 dan mrac qua d~p tdm truac khi sua chua va ki~m tra van cung 1. Thong s6 co ban Lo~i Chi~u n)ng thong thuy Ln, ill Chi~u rl?ng tiOO toan L p, ill Chi~u rOng mang tai Lr , m Chi~u cao mang tai hr , m Cl?t ap tinh toan H, m Tai tr9l1g chinh len phai Q, MN Llc do dOng dat Sib MN LlC nang tinh toan Qn, MN Khoang cach giua 2 di~m treo , m Suc nang clla co cau nang h~ QT S6phando~n TrQng lugng phai ,G3, T Phai v~n haOO Tren m~t 15,0 15,5 15,15 21,0 21,0 32,77 3,6 0,378 Ml?t di~ill 40 9 192 Khi nuac l~ng , khong c6 dong chay 2. Thuyet minh Hnh toan Phai phing truq 15,021,421,0 la phai s:ra chua Ket cau Clla phai bao g6m 9 phan do~n , 8 phan do~n hip Ian dugc vai nhau Cac phan do~n clla phai : 2 dam chinh ghep han , Dam chirth va dam da dugc lam bang thep 1 ghep han , Dam ph dugc t~o bai thep g6c can Ban m~t va gioang lam kin d~t phia khong c6 ap , Goang lam kin m~t ben dugc lam bang caosu c6 m~t dt ngang hlnh chu P, Gioang lam kin rlgang lam bang caosu Him , Cac bl? ph~n tva di dOng va dan huang phia lung ( phia doi di~n gioang ) clla moi phan doan deu la cac thanh truat kim loai SI dich chuyen clla phai thea chi~u ngang ben suan duqc khong che bang cac thanh dan huang ben suon trang khe _De treo cac phan do~n trang cac khe nguoi ta bo tri cac chot treo keo ra duoc , Vi~c nang h~ de Hlp rap phai rtho can cau di dOng suc nang 32 T vai sv ho trq clla cae dam nang UlP d~t va nang cac phan do~n phai duqc tien hanh atr~ng thai khong c6 ap llc Tr\ng thai khong c6 ap Ilc dugc t\O bai 2 phai ph d~t aphan do\n phia tren cung phai De v~n chuy6n phan do\n tit kho den vi tri l:i.p d~t nguoi ta dung oto can cau , kho bao quan phan do\n do ben d~t hang dam nhi~m 3. Tieu chuftn va v~t li¢u Ban tmh nay duqc thfc hi~n phu hgp vai CTn 0011779421195, Thiet bi cCi khi va ket cau thep d~c bi¢t Clla cac cong trlOO thuy Igi , Nguyen 19 co bim ve thiet ke Cac v~t li~u sau duqc s:r dVng cho khi thiet ke : Ket cau thep PHAI SVA CHClA Thep 09f2C fOCT 1928189; 2 NCT

BQ CONG NGHI$P

VIEN NGHIEN COO cO KID

Doc lap Ttl do • Hanh phUc

/CV·ATOS·P3

Hl.lng IDl1c : CO KHI THUY CONG • D!P TRAN Cong trinh: THuY f)~N BUON Ku6p

ThI!Chi~n : Hoang Viin KMi

Tritn Chi Trung Tr.PhOng: Nguyen Chi Ctremg

HA NQI 12/2006

BQ CONGNGm~p

VIEN NGHlEN coo CO Kill

CONG HOA XA HOI CHU NGHIA VIeT NAM

Doc Iiip - Tudo - Hanh phllc

THUYET MINH TINH TOA.N TmET KE

H:.tng m~c : cO KHi THuY CONG - D!P TRAN

? " "

C6ng trinh: THUY DIl):N BUON KUOP

Thl!Chi¢n : Hoang VanKhai / M

Tr.Phong: Nguy~nChi Orang )N""Y

MUCLUC

NQi dung

Ph3n I: Phai sua chua

1 Thong s6 co ban

2 Thuye't minh tfuh toan

3.Ti~uchuAn va v~t li~u

4 Till trqng

5 Phan dol).Il sua chua

6 Phan dol).Iltr~n ciing

7 Ch6t treo

8 Thepd~tsan

9. Ki~m tra nang

Ph3n II: Van cung

1 Van cung

2 Thepd~tsan van cung

3 Ch6t treo cua van cung

4 Ch6t treo xi 1anh

5 G6i quay

6 May nang thuy11!c

Ph3n III: Cong xli day

1 Y~ucliu k:Ithu~t

2 Tfnh toan van sl! c6 c6ng xli dayd~p tran

3 LUll cMn rac

Trang

1

1 1

61 71

76

84

114 115

111 126

143

· PHAN I: PHAI SUA CHUA

PHAN III: CONG XA DAy

Ml)C Ll)C

Noidung

Philn I: Phai sua chua

1 Thong s6 co bim

2 Thuyet minh tinh tOiln

3 Tieu chu~nva viflt li~u

4 Ti'ti tr9ng

5 Philn do').n sua chua

6 Philn dO\ln tren cung

7 Ch6t treo

8 Thep d~t san

9 Ki~m tra nilng

Philn II: Van cung

1 Van cung

2 Thepd~tsan van cung

3 Ch6t treo cua van cung

4 Ch6t treo xi lanh

5 G6i quay

6 May nilng thuy l\fc

Philn III: C6ng xii day

1.Yeu d.u kl thuiflt

2 Tinh toan van s\f co c6ng xi'! day diflp tran

3 LuOi chfin rac

57

6171

7684

110 111

122

141

CONG TRiNH THUY fllt.N BUONKUOP-HANG MUC CKTC flAp TRAN

PHANI

NARIME

CONG TRiNH THUY fll~N BUONKUOP-H"NG MVC CKTC flAp TRAN

Phfin I Ph ai

NARIME

Maduu

Tinh toan d\la tren cac thong so kythu~tsau:

Fhai phing tnrq! 15,0-21,4-21,0 thul?c loai phai sua chUa dung Md6ng kin 10 danmrac quad~ptdm truac khi sua chua vaki~mtra van cung

1.Thong s6 co ban

Lo~i

Chi~un)ng thong thuy Ln,ill

Chi~u rl?ng tiOO toan Lp , ill

Chi~u rOng mang tai Lr ,m

Chi~u cao mang tai hr , m

Cl?t ap tinh toanH,m

Tai tr9l1g chinh len phai Q,MN

L\lc do dOng dat SibMN

L\lC nang tinh toan Qn,MN

Khoang cach giua 2 di~mtreo , m

Suc nang clla co cau nangh~Q"T

40<2x20>

9192Khi nuacl~ng, khongc6 dong chay

2 Thuyet minh Hnh toan

Phai phing truq! 15,0-21,4-21,0 la phai s\:ra chua

Ket cau Clla phai bao g6m 9 phan do~n, 8 phando~n hip Ian dugc vai nhau

Cac phan do~n clla phai : 2 dam chinh ghep han , Dam chirth va dam da dugc lam bangthep 1 ghep han , Dam ph\! dugct~o bai thep g6c can

Ban m~tva gioang lam kin d~tphia khong c6 ap , Goang lam kin m~t ben dugc lambang caosu c6 m~tdt ngang hlnh chu P, Gioang lam kin rlgang lam bang caosuHim

, Cac bl? ph~n tva di dOng va dan huang phia lung ( phia doi di~ngioang ) clla moi phandoan deu la cac thanh truat kim loai

S\Idich chuyen clla phai theachi~ungang ben suan duqc khong che bang cac thanh danhuang ben suon trang khe _De treo cac phan do~ntrang cac khe nguoi ta bo tri cac chottreo keo ra duoc ,

Vi~c nang h~de Hlp rap phai rtho can cau di dOng suc nang 32 T vai sv ho trq clla caedam nang

UlPd~tva nang cac phando~nphai duqc tien hanhatr~ngthai khong c6 ap l\lc

Tr\\ng thai khong c6 ap I\lc dugc t\\O bai 2 phai ph\!d~t aphan do\\n phia tren cung phai

De v~nchuy6n phan do\\n tit kho den vi tri l:i.pd~t nguoi ta dung oto can cau , kho baoquan phan do\\n do bend~thang dam nhi~m

3 Tieu chuftn va v~tli¢u

Ban tmh nay duqc th\fc hi~n phu hgp vai CTn 00117794-2-11-95, Thiet bi cCi khi vaket cau thepd~c bi¢t Clla cac cong trlOO thuyIgi ,Nguyen 19 co bim ve thiet ke

Cac v~t li~usau duqc s\:r dVng cho khi thiet ke :

Ket cau thep

PHAI SVA CHClA

- Thep 09f2C fOCT 19281-89;

CONG TRiNH THUY !l1$N BUONKUOP·HANG Ml)C CKTC !lAP TRAN NARIMEM6i him

Gioang lam kin

ung su[lt cho phep :

- Day him CB-OSf2C fOCT 2246-70;

- Que him 346A fOCT 9467-75;

- Khe ben: caosu co profil d~c bi~t, d\lng chu P

-M~tday: caosu t[lm

[crl=R, 'C''Y, , ['r]= R" ,c''Y"

'Ym ''Y, 'Ym''Y,

v6i Rn - Orang d<;> dinh muc cilav~t Ii~u ,Mng gi6i h'.lil chay

c - H~s6 chuyen dbi tu sUC b6n cO ban den sUc b6n chuyen dbi v~t li~u

"Ie - H~s6 di€uki~nlam vi~c

"1m - H~ so dn dinh theav~t li~u

"In - H~s6 dn dinh thea m\lc dfch SLrd\lng(Jng su[lt cho phep d6i v6iv~t li~u COban dugc neu trong bang I

ung su[lt cho phep t\li moi han goc :

[irl=' Rwr'Ywr"Y, 200·1,0·1,0 142 MPa,

v6iRoof= 200 MPa - D<;> Mn tinh toan Clla,v~t li~u m6i hanYOlf =1,0 - H~s6di€uki~nHlIl1 vi~c clla moi han

Yo =1,0 -H~s6 di€uki~nHlIl1 vi~c clla chi tiet

"In =1,4 -H~s6 di€u ki~nlam #c bn dinh Clla chi tiet

thep kinh c "Ie "1m "In

CONG TRINH THUY fll~N BUONKUOP-HANG MUC CKTC flAP TRAN NARIMED~p cila

Hi tn;mg chfnh tac dl,lng len phai :

- ApItJc thuy iinh

- Trqng luqng cila phai

'""""

N

II c

PHAI SUA CHUA

Ifmh 2 :SadoItJc thuy tinh

CONG TRiNH THUY ElI~N BUONKUOP-HANG MVC CKTC £),ip TRAN NARiME

L, =15,15 m - Chi~u rQng mang tai

hr= 21 m - Chi~ueao mang tai

Vitri trgng Him eua bi~ud6 Il!e thuy tinh :

Z=~= 17000 =5667 mm_

3 34.2 Ll!e dQng dilt tae dl!ng [en phai :

Trang cae tinh toan dQ b(jn eua cae eong tdnh thuy [qi duoi tae dl!ng eua dQng dat, thi tachi tinh cae thanh phan ll!e ngang Thanh phan ll!C dQng dat ngang xae dinh theo dingthue:

S"=kj • k2 Qk -A -J3i k,v -llib

Voi kj = 0,25 - H~56 tinh dQ huh~i eho phep eua toa nha va eong trlnh

k2 = 0,8 - H~56 tinh toi cae giai philp thi€t k€ toa nha va eong trlnh

A = 0,1 - H~ 56 dQng dilt, dil duqe tang them 20%(eho cae eong trlnh ng(\pnuoe)

J3i= 3,0 - H~56 di?ng hge

k", = 1,0-H~ 56 phI! thui?evaolo~i eong tdnh va dQ Ion eua di?ng dilt

Tl;t= 1,0 - H~ 56 phI! thui?e VaG hlnh thue dim h6i eua cong tdnh

khi co dao di?ng rieng cua no

Qk - Trgng luQT1grieng cua eac philn til eila cong tdnh bao g6m cakh6i [w;Jngnuoc lien quan

Qk =G, +m, q - hr Lr _

G,= 8· GH +G, = 8·0,221 +0,118 = 1,886MN = 1886KN

GH = 22,5T= 0,221 MN-Trgng [uqng phan do~nduoi cung cua phai

G, = 12 T = 0,118MN - Trgng luqng phan do~ntren cung eua phai

m, - Tai trgng ngang cua kh6i nuoe co lien quan nuoe tac dQng vao I don vidi~n

tich khi di?ng dat xay ra

z= 21 m - To~dQ mep cQt ap , la m6e d€ lay chi(ju sau kh6i lugng nuoc ( g6c

to~dQ la m~tthoang eua nuoe )

f.L = 0,72 - H~ 56 khong khong thu nguyen lien quan aen trang [uqng nuoeduang dltn

\jf - H~ 56 khong thfr nguyen, do su h~n eh€ chielj dai eila duang dan nuoe valay .e 2:3 thl bang 1;

GONG TRiNH THUY DI~N BUONKUOP-HANG MUG GKTG DAp TRAN NARIME

VI theh~s6 tang ling suat cho phep khi co chat «Ii d~c biet so vai ling suat cho phepkhi chat tili co ban ( Ku ) Ian hanti s6 giiia tai tr9ng d~c bi~t va tai tr9ng coban ( KH)nen tinh toan phaiduqc thl!chi~n thea tili tr9ngcoban

Tili tr9ng thuy tlnh tac dl,mg len phan do~nduaicila phai duqc tiOO nhusau :

Q =P" +Pcp h L = 21+16,65.235.1515=70582 T=6 924 MN

Pcp=18,65T/m 2~ap Il!c thuy tmh tac dl,lng len c~nhtren cila phando~ndum

hH= 2,35 m ~ Chi~u cao mang tai

Tr9ng tam cilabi~u d6 ap Il!c thuy tmh tac dl,lng len phando~nduai :

Z = P,+2·P,p h" ",21+2.18;65.2,35 =115 m.

" p" +Pcp 3 21+18,65 3 '

Vi~c tinh toan suc ben cila cac chi tiet chiu tai tr9ng Ian OOat Ii"! ban mat, dam chinh ,

duqcthl!c hi~n b&ng may tinh theachuang trlnh "Zatvor"

Tili tr9ng tac dl,lng len dam chfnh :

Q,=3,719 MN

Qz=3,205 MN

Sodo Il!c thuy tillh duqc dua vao bilng 2

DQ u6n lUang d6i cila dam chfnh thea tiOO toan tren may tinh :

aday [11t] = 4~0 - DQ vang tuang d6i cho phep d6i vai phai stra chiia

Ket qua tfnh toan va sod6 tai tr9ng Jen cac philn ttr theo chieu ngang va gia tri lingsuat 100 nhat trong cac phiin ttr nay duqc dua vao bang 2-10

CONG TRiNH THUY ElI$N BUONKUOP-HANG MI,iC CKTC ElAp TRAN

Bang 2 - Taitr9ng tfnh toan

NAKIMt

Phan

Tiii trangtlr

CONG TRINH THUY fllEN BUONKUOP-HANG MUC CKTC flAP TRAN NAKIIVIt:Blm.~ o 3' Sadb tinh

Cae ph:in ttr

Sado tinheua ketcau

p ,

6 Ban m?t ~11111l1I 'filII

GONG TRiNH THUY £l1~N BUONKUOP·HANG MUG GKTG EJAp TRAN NAKIMt

o , • hang ae lin m oe eua mat cat tm toan

Ten phan Gia trj eua d\ie

Tiet di¢n tinh toan

cQ /1137

-450F= 522 em2

174 '"

-B' 4 D h h' h h

CONG TRiNH THUY £JI~N BUONKUOP-H.'\NG MUC CKTC £JAP TRAN

GONG TRiNH THUY EllEN BUONKUOP-Hf\NG MUG GKTG ElAp TRAN NAKIMI:

Mn goi d(y (MN·

0=16(MM)

CONG TRiNH THUY DI~N BUONKUOP·HANG MUC CKTC DAp TRAN NAKIMt

=-

c-a

a a/2

(rng sual, MpaTh(rll!

d'b

Bang7 : ng suat cuc 6 trang am phu CI

irng sual (Mpa)

Q=O,OOMN GI=+22,4

G2= - 66,4

CONG TRiNH THUY 81~N BUONKUOP-HANG MUC CKTC 8AP TRAN NAKIMt

G6i phfa phai M = - 0,027 MNm 0"0= - 41,9

So phai Vj trf life Gia tr! eua life phap trang Tiep moi him v6j

Goi phfa tfiii M=-0,041 lVINm 0"0= - 45,2 ' d=

Q=0,12MN 0"]= - 35,9 'w= 74,1

eila phai

R=0,25MN 0"2=+80,0 118,2

0"0=+22,1

Gai phia phai M = - 0,040 MNm 0"0= - 44,1 'd=

Q =- 0,12 MN 0"1= - 35,1 'w= 73,5cila phai

R= 0,03 MN 0"2=+0,0

0"4=+0,00"0=+27,8

Q=-0,05 MN 'w= 28,5 'd = 139,4

0"2= + 84,6R=0,10MN

0"4 = - 52,4

M=-0,015MNm 0"0= - 33,1

Gaiphia trai

Q=0,04MN 0"1= - 23,9 'w= 24,4 'd = 126,7eua phai

R= 0,09 MN 0"2= + 71,0

0"4 = - 44,00"0= + 16,1

Giuaphai M=0,007 MNm 0"1=+ 11,6

Q=O,OOMN (J2= - 34,61

0"4 = + 21,5

M = - 0,014 MNm (Jo= - 32,3

Gai phfa phili

Q = -0,04 MN 0"1= - 23,3 'w= 24,2 'd = 125,2cila phai

R= 0,09 MN 0"2= + 69,3

(J4 = - 42,9

CONG TRiNH THUY EJI$N BUONKUOP-HANG MVC CKTC nAp TRAN NARIME

Ban" 10 Un" suat tcin" tai ban mat,~ ' h ,~

ung suat (Mpa)

Di~m Huang Obao D<1m ph(J C D<1m chinh P

a ba O"hh 0"0 0"1 0"0 0"1

Nm chinh PI, dam ph(J Cl

chiu tai +111,6 +33,5 - - 35,1 - +163,3 +239,9 +33,5 +

Q25,CKhong

0'2cym =239,9 Mpa - Ung suat phap tcing cqng cila dam phlf C2

6 Phan do;:!n tren cimg

Tili trqng thuy tmh tac dlfng len philn dO'iln tren cong :

Q8 2=_.P o o rh L =-·22·222 ' " ·15 15=36 663 T, =0 3597 MN, .(; day p.=2,2T/m 2

- lip l!!c thuy tmh t'ili m~t duai cila phan dO'iln tren

h.= 2,2 m - Cqt nuac tinh tolin cila phan doan tren

Trqng tam cila so do ap l!!c thuy tlnh tlic dlfng len phan dO'iln tren :

Z =~= 2,2 =0,733 m

, 3 3

Tinh toan dq b6n cila cac chi tiet chiu tai trqng Ian nhat cua phan dO'iln tren cua phai: Banmi;it , dam chfnh , dii duqc dua vao trong mliy tfnh chuO'ng trlnh "Zatvor" Tai trqng tacdlfng len dam chfnh :

QJ =0,32 MN;

Q2 =0,0397 MN

Bi~ud6 l!!c thuy tlnh , duqc dua VilO bangII

Dq Yang cila dam chfnh theo tfnh toan trangm~ttfnh

1

f, =- <[ilf];

924

= -'- <

GONG TRiNH THUY 81~N BUONKUOP-HIl,NG MUG GKTG 8,1>,P TRAN Nf\KIIVIt

Ket qua tinh tmin va S(Jd61l!c tac d\mg vaa cac phan til 6 phan ngang m~t thaang va giatfj ling suat IOO nhat tfang cac phan tit nay duqc dua vaa bang I 1- I 7

CONG TRiNH THUY EJI€N BUONKUOP-HANG MVC CKTC EJAP TRAN

Bang 12: Olc phan tir ketdu vabi~u drS

CONG TRiNH THUY [JI~N BUONKUOP-HANG MUC CKTC [JAP TRAN

Bimg 13: D~e tinh hinh hge eua eae m~teilt tinh toan

NAKIMt

Ten cac hI) Gia trj cua di,ic

Tiet di¢n tinh toan

CONG TRiNH THUY £l1~N BUONKUOP-H;jNG MUC CKTC £I,/\P TRAN NAHIMt

B'ana ]4 : ng suM trang am ehinh tir uon tOn£ hcJ'D

cach tir

Trong Yfit li¢u co b3n Trong cac m6i him thanh

CONG TRiNH THUY EllEN BUONKUOP-HANG MVC CKTC ElAP TRAN NARIME

Bimg 15 : Ung suat cuc b6 trang 6bimmat

O"ab O'aa O"ba O"bb O"eb O"ea

hd'b

6 '

ang 1 : una suat C\lC 6 trang am pi\l

ung suat (Mpa)ling suat tiep trong moi

Goi phia tIai M=O,OOOMNm (Jo = + 0,0

cua phai Q=O,OOMN (JI = + 0,0 T w =3,7 Td= 5,3

R=0,02MN (J2= + 24,8

Dam chinh C2

Gai phia tIai M=O,OOO MNm (Jo=+ 0,0

Q= O,OOMN (J: = + 0,0 Tw= 2,9 Td= 4,7cua phai

CaNGTRINH THUY fllEN BUaNKUOP-HANG MUC CKTC flAP TRAN NAKIMt

Chat treo di dQng 1:1 mQt dilmI ghep han

Ll!c tac dQng len chat treo :

Dilm PI, Dilm C2+ 28,3 + 8,5 - - 3,8 - + 42,3 + 66,8 + 8,5 + 62,9

- 28,3 - 8,5 -4,6 - + 43,7 - + 10,7 - 8,5 + 16,7

0

+ 28,3 + 8,5 - - - + 42,3 + 70,6 + 8,5 + 66,8-28,3 - 8,5 - - + 43,7 - + 15,4 - 8,5 + 20,9

Dam P2, Dilm C2+ 9,4 +2,8 - -3,8 - + 6,0 + 11,6 +2,8 + 10,4

CONG TRiNH THUY fJl$N BUONKUOP-HANG MUC CKTC fJAP TRAN

F=I,2.12·2+1·27,6=61,92 em2;J=2.144.14 4' + 1,2.27,63 +2 12 1,2

Phan dO':ln du6i eling mang tiii 100 nhat

Tiii trQng tae d9ng len ill9t thanh truqt :

J-fmh 8 :Sado tiep xue eua dam tmqt len ehi tiet d~Hsanling suat nen vao betongdu6i b6 m~t ella thanh tmgt :

,-CONG TRiNH THUY £l1~N BUONKUOP-HANG MUC CKTC £lAP TRAN

a"~ =~ S [a,.],

(; day Pn ~Ll!c tac d\lng len tam tnIqt

F~Tiet di¢n bi nen dl!6'i tam thepd~tsan

_ P n _ 3,462 -129 MP

'$ F '"J/(' 02685, '(; dayFell'= b6 · £6 = 0,15·1,79 = 0,2685 m' - Tiet di~n bi nenb6 = 150 mm = 0,15 m;

£6= 1790 mm = 1,79 m

Kit;m tra ll!c nang cua cocau nang h(lduqc tien hanh thea cong thuc sau :

G" = 22,5 T= 0,221 MN - Trqngluqngphiln dO(ln

G6 =5,5 T = 0,054 MN - Trqngluqngcua chat treo

ke= 1,25 - H~so 6n dinh dac bietdai v6i phai sua chua

I )·0275s~

" 1,25

03025 s 2L, 125,

Q, =0,378 MN-luc nang cuacocau nang

Ta laysuc nang trenchat treo cua thiet bi nang h(lla Q,=40 T(0,392MN)

Kit;m tra ll!c nangduqc tien hanh thea congthuc sau :

nb.GH sQ2,

k,

Trang d6: 1,1 ·0,221 s.2.L

1,250343s Q,

, 125,

Ta lay suc nang chiuduqc cua chat treo la Q,=32 T(0,314MN)

NAKIMt

CONG TRiNH THUY fJl~N BUONKUOP-HANG MVC CKTC fJAP TRAN

TidLi~u

NAKIMt

I CTn 00117794-2-11-95 "MexaHI1QecKoe o6opY.L\OBaHHe 11 cneUHallbHble

CTaJIbHble KOHcTpyKUI1H rH.L\pOTeXHflqeCKHX coopy)[(eHHH" OCHoBHble nOJIOl](eHI1M npOeKTl1pOBaHI1Jl.

2 CTn 031000-504-88 "MexaHHqecKoe o6opy.L\OBaHHe rH.L\pOTeXHHqeCKHX coopyJKeHI1H CBapHble COe.L\I1HeHI1Jl".

3 CHHn II-7-81 CTpOI1TeJIbHble HOPMbI 11 npaBHJIa HOpMbI npOeKTHpOBaHI1Jl CTpOI1TeJIbCTBO B CellCMllQeCKI1X paHoHax "CTpOHH3.L\aT", M.,

1982

_ _ _

-CONG TRINH THUY EJI~N BUONKUOP-HANG MUC CKTC EJi\p TRAN

PHAN II VAN CUNG - DAr TRAN

NAKIMt

GONG TRiNH THUY fJl$N BUONKUOP-HANG MVG GKTG EJAP TRAN

Uri noi dfiu

NARIME

Thuy§t rninh tinh toan nay du<;yc hoan thanh theo cac thOng s6 C(J ban do vi~n

NARIME dp, theo ban hqp d6ng s6 15/04 ngay2511112004.

Cua Van cung 15,0-16,5-16,1 l~p d~t !ren rn~t dilp tran cong tdnh thuy di~n

Buon Kuop, dUng dS 6n dinh rnlJC nuac trang h6 chua, di@u chinh luu lUQ'llg nuac

chay qua dilp tran

1.1 Thong 86 CO' ban

LO:;li cua van

Chi@u r(lng thOng thuy, Lo, rn

Chi@u r(lng tinh toan, b, m

Chi@u r(lng mang tai,Lr ,m

C(ltnuac tinh toan, H, m

Ban kinh banm~t, R, rn

Chi@u cao cua van, h" m

Chi@u cao I~p d~t G6i quay, hw, m

Tai trang chinh, Q,MN

LlJc nang tinh toan,Q10MN

Lvc nang cua thi§t bi nang h:;l, Qrn, MN

Kh~u d(l cua hai di@m treo cira van, PTn, m

Ki@u viln hanh

Trang !UQ'llg G,.T

1.2 M6 ta k~t du

Iren m?t15,09,18415,016,117,016,57,119,1872,622x16014,2

Co ap122

Van cung 15,0-16,5-16,1 du<;yc tinh toan vai tai trang chu y§u til phia h6chua

Van cung co k§t du han, co hai d~rn chinh D~m chinh co k§t du thep t6

hqp, d:;lng chfi 1 Bim m?t d~tben phia co ap Sv Clrng vilng cua ban m~t du<;ycbao dam b~ng cac ru1m ngang, cac d~ ngang nay lam tir thep hinh, ban kinh

trang cua bim m~t R=17m Tim quay cua cila van trung vai tim quay cua g6iquay

Ll,ic thuy tInh tac d(lng len van du<;yc truy@n tai khung, khung g6m d~m

chinh va cang Cang d~t nghieng, n6i vai g6i quay b~ng bu lOng Cang co k§t du

thep t6 hgp d:;lng chfr 1 V(l Clrng vi'rng cua dmg du<;yc dam bao b~ng cac thanhgi~ng thep chfr U

B(l philn lam kin d?t aphia co ap Gioang lam kin khe ben du<;yc lam tircao su co ti§t di~n ngang chfr P Gioang lam kin day b~ng cao su tAm, cac gioang

du<;yc b;p ch~t vai than van b~ng cae t~rn k€;p va bu long

8l,i xe dich theo chi@u ngang CLIa cua van du<;Yc giai h:;ln b~ng bimh xe clrl~p ahai ben wanvan

Nang va h:;l cLra van b~ngxi lanh thuy l,rc

Khi rna hoan toan cLra van trang thai gian dai, ho?c alra van len s1ra chlrathi van augc gifr bai ch6t treo a~tathan dilp

26

550

840 1780

1.3 Tieu Chu:ln va v~t li~u

- Thep CT3err5 roCT 380-94;

- Day han CB-08f2C fOCT 2246-70;

- Que hiln 346A fOCT 9467-75;

Cae tinh toan dva theo CHI 00 117794-2-11-95 "Thi~t bj co khi va k~t ci'LU

ehuyen dung ella cae eong trinh thuy 19'i."

V~t li~uSlrd\lng d~ eh~t<;10 van:

Rn - CUOng di? euav~t li~u b~ng giai h<;1n ehay;

e - H~s6ehuy~nd6iilldi? b~ncoban sang di?b~n san xuat;

Yc - H~ s6 di~u ki~n lam vi~e;

Ym - H~s6 6n djnh euav~t li~u;

Yn - H~ s6 6n dinh theo ehue nang

U ng suftt eho pbep euav~t li~ughi trang bang 1

Ung suftt eho pbep eua m6i n6i han vai ki~uhan goe la;

[1r]=Roor 'Yror'Y', [JI 2, JIneT4]

Yo

6 day:

Rof= 200MPa - Di? b~n tinh toan euav~t li~uhan

Y"f= 1,0 - H~ s6 di~u ki~n lam vi~e eua m6i han;

Yc= 1,0 - H~ s6 di~u ki~n lam vi~e eua san phi\.m;

Yn - H~ s6 6n dinh eua san phi\.m

Yn= 1,4 - Khi e6 tai trQng cO' ban;

Yn = 1,0 - Khi e6 tai trQng d(ie bi~t.

Ung suat eho phepatai trQngcoban :

CONG TRiNH THUY ElleN BUONKUOP·HANG MVC CKTC El,l,P TRAN

Bimg 1 - 1.Jng su§.t cho phep eua cacv~t li~uCO'ban

NAKIMt

((ng suAtLo"i bi~n C

d"ng Mac hi~u day crn cho phep,

Tai tr9ng CO'ban

Tai tr9ng d(icbi~t

1.4 Tal tn;mg

1.4.1 T6ng hqp cac tai tr9ng tac d(lng len van

Tai tr9ngCO'ban:

- Tai tr9ng thuy tInh

GONG TRiNH THUY £)I~N BUONKUOP-HANG MVG GKTG £),o.P TRAN NARIME

h 7100 24686°

<P7 = arcsm -.!:!L = arCSIn = , ~

- R 170002'P, = 49,3720;sin 2'P, = 0,758953 ;'P = 'PI +'P, = 31,9657" +24,686° = 56,6517° ;

CPI - CP2= 31,9657° - 24,686° = 7,2797°;

sine'PI - 'P2) = 0,126713 ;sin ('PI -'P,) = 0,00403

2

1.4.3 Tai trQng CCIbim

Tai trQng thuy tInh

1.4.3.1 Thanh phfm n&m ngang

p =Ly.H'.L =! 10.1612.15=1944T=19078MN

6 day:

y= 1,0T/m 3- Ty trQngnu&c;

H = 16,1 m - C(Jt nu&c tinh toan;

Lr= 15,0 m - Chi~u r(Jng mang tili

GONG TRiNH THUY EJI~N BUONKUOP-HI\NG MUG GKTG EJAp TRAN NARIMt

6day R = 17,0 m - Him kinh ban m~t

Ap Ivc thuytInht6ng hgp:

CONG [RINHTHUYf)1~N BUONKUOp·HANG MVCCKTCfJA~ I HAN 1'l/"\l\lJVIL

1.4.4 Tai trQng O?C bi~t

Tili trQng 09ng mll

TMnh ph&n n~m ngang cua tili trQng 09ngmitcluQ'c xac clinh thea cong thuc:

S,~ =k, k, Q, A k•.fl, 'likj>

6 clayk] = 0,25 - H~ s6, co tinh 06n huhong cho phep cua nM cua va cong trinh;

kz= 0,8 - H~s6, co tinh tmin cl6n k6t cAu cua cong trinh va nMcua;

Qk - TrQng IUQ'llg ph&ntuco lien quan 06n kh6i IUQ'llgnuactrong tinh toan;

Qk= G3+MB •g;

G3=122T= 1197 kN - TrQngIUQng sab9 cua van;

M B- Kh6i hrQ'llg lien k6t cuanuac;

A = 0,12-H~ s6 dao cl9ngcho cong trinhthuy cong ciip 1, oa cluQ'C tang them 20%;

k'l' = 1,0 - H~ s6, Phl,l thu9c VaG hinh dang cong trinh va 09 Ian dao cl9ng;

h = 21 m - :1)9 sau mong cong trinh;

i-l- H9 s6lien k6t kh6i IUQ'llg cua nuac;

\jI-H~s6, phl,l thu9c vao chi~udai 6ng dfrn nuo-c, aday vai f'"3 thi b&ng I,

6 clayf - ChiSu dili 6ng dfrn mrac

Di9n tich biSu clb:

m.+m., ( )

(0.= Bl 8 1 + z -z.

6 clay Zi -:1)9 sau mong cong trinhtuangfmg

:1)9 Ian gia trj cua kh6i IUQ'llg lien k6t cuanuo-c mBi, h9 s6 i-li to\1 d9 Zi va biSu cl6di9n tich OJi cluQ'c neu trang bang 2

32

GONG TRiNH THUY £I1~N BUONKUOP-HANG MUG GKTG £lAP TRAN

GONG TRiNH THUY fll~N BUONKUOP-HANG MUG GKTG flAp TRAN NARIME

11 I

o o

Hinh 5 - Bi~u db kh5i luqng lienk~t cua nuoc

Ty s5 cac tai trQ"ng clla van 6 tai trQ"ng d~c bi~t:

k =Q,,"+S'ki =19,187+1,845 1,1.

" Q o , " 19,187

H~ s5 gia tang fu1g sufi! cho phep trong truemg hqp tai trQ"ng d~c bi~t dbi

voi fu1g su~t cho phep 6 truemg hqp tai trQ"ng ca ban, tinh cho ubn va cho thepthong thuemg:

1.4.5 Tai trQ'ng tren cac ph&n tucua clra van

Tai trQ"ng tren cac phfm.tucua clra van dU9"c xac dinh tll tai trQ'ngcaban:

eONG TRiNH THUY f)1~N BUONKUOP-HANG Mve eKTe f)AP TRAN

-Tr9ng lugng than van

Tai tr9ng thuy tInh: