Ung Dung Phan Mem Geoslope de Tinh on Dinh Cho Dap Dat Bang

MC LC GII THIU V TI................................................................................................... 2 NI DUNG TI........................................................................................................... 3 CHNG I : T VN .............................................................................................. 3

1.1. S cn thit ca ti .............................................................................................. 3 1.2. Mc tiu ca ti ................................................................................................... 5 1.3.Phng php nghin cu ca ti .......................................................................... 5 1.4. Phm vi nghin cu ca ti ................................................................................. 5

CHNG II: GII THIU V PHN MM GEO - SLOVE.......................................... 6 2.1 Gii thiu tng quan v STEEP................................................................................ 6

2.1.1 Gii thiu v m hnh v mi trng lm vic.................................................. 6 2.1.2 Kh nng ca STEEP......................................................................................... 6

2.2 Gii thiu tng quan v SLOVE............................................................................... 9 2.2.1 Gii thiu v m hnh v mi trng lm vic.................................................. 9 2.2.2 Kh nng ca SLOVE........................................................................................ 9 2.2.3. Phng php tnh ton n nh trong m hnh ................................................. 9

2.3. Cu trc m hnh.................................................................................................... 10 2.3.1. Khung giao din.............................................................................................. 10 2.3.2.Cu trc ca lnh DEFINE .............................................................................. 11

CHNG III: NG DNG M HNH TNH N NH CHO P T CA H EADIE............................................................................................................................... 13

3.1. Gii thiu v khu vc nghin cu.......................................................................... 13 3.1.1. V tr a l ca khu vc .................................................................................. 13 3.1.2 a hnh, a mo............................................................................................. 15 3.1.3 a cht cng trnh khu vc kho st............................................................... 15 3.1.4 a cht thy vn khu vc kho st ................................................................. 18 3.1.5 Thy vn khu vc kho st ............................................................................. 18 3.1.6. c im kh tng......................................................................................... 19

3.2.Nhp s liu ............................................................................................................ 21 3.2.1. Lp phm vi lm vic...................................................................................... 22 3.2.2. Lp t l .......................................................................................................... 22 3.2.3.Lp trc ............................................................................................................ 22 3.2.4. Nhp cc im................................................................................................. 23

3.3 Chy m hnh......................................................................................................... 24 3.1.1. Trng hp chng thm bng tng nghing + sn ph ................................ 24 3.1.2. Trng hp chng thm bng tng nghing + chn rng............................. 30 3.1.3. Trng hp chng thm bng tng li + chn rng ..................................... 34

3.4 Phn tch kt qu tnh thm..................................................................................... 37 3.5.Tnh n nh............................................................................................................ 38

3.5.1.Phng php tng nghing + sn ph ........................................................... 38 3.5.2.Phng php tng nghing + chn rng ........................................................ 41 3.5.3.Phng php tng li + chn rng................................................................. 42

KT LUN V KIN NGH .......................................................................................... 44 Kt lun......................................................................................................................... 44 Kin Ngh...................................................................................................................... 44

www.tainguyennuoc.vn

GII THIU V TI 1.Tn ti: ng dng phn mm GeoSlove tnh n nh cho p t bng cc phng php khc nhau so snh tm ra phng php ti u nht

2.Mc tiu yu cu Nghin cu khoa hc

Mc tiu: - Nhm p ng yu cu o to, tng kh nng ng dng cc phn mm

hin i phc v qu trnh hc tp trong trng cng nh sau khi tt nghip ra trng.

- To cho sinh vin c k nng c bn v lm ti khoa hc - Pht huy c tnh sang to ca sinh vin Yu cu:

Yu cu sinh vin tp trung nghin cu l thuyt, hnh thnh phng php nghin cu tng hp vn dng cng ngh phn mm trong phm vi nghin cu gii quyt vn t ra.Sinh vin th hin thnh qu bng mt bn thuyt minh bo co v 45 n 60 bo co thuyt trnh bo v trc hi ng.

1. Gio vin hng dn:

- Th.S Nguyn Thanh Tuyn

-K.S. Triu nh Ngc

2. Sinh vin thc hin:

- Nguyn Th Hng

Lp S6_45N - Trng i Hc Thu Li C S II

3. Thi gian thc hin: 1.5 thng t 25/03/2008 n 10/05/20083


NI DUNG TI

CHNG I : T VN 1.1. S cn thit ca ti

nc ta hu ht cc p ngn nc u lm bng vt liu l t ng cht. Khi mc nc h dng ln, h xung xung tht thng th s lm mt n nh mi p gy ra trt, ln, xi mn cc b Chnh v vy m vic tnh ton ch n nh cho p t l rt quan trng v cn thit.

Mt s nh chp s c trt


Trong thc t thng gp cc loi p t trn nn thm nc, t nn v t p p cng gm nhiu lp khc nhau. Nhng bi ton thuc loi ny kh phc tp, v phi cp n mi trng nhiu lp v cc iu kin bin phc tp. Cc cch gii bi ton thm hc ch gn ng v n gin.

Ngay nay vi s pht trin mnh m ca cc phng php s v cng c my tnh ni chung c th gii c bi ton thm vi bin bt k cho bi ton phng v bi ton khng gian, thm n nh v khng n nh Chnh v th ti ng dng phn mm STEEP/W, SLOVE/W a vo tnh thm v tnh n nh cho p t EaDie. 1.2. Mc tiu ca ti

Nhm nng cao nng lc nghin cu khoa hc trong sinh vin to iu kin cho sinh vin c c hi tip cn cc vn khoa hc, bit vn dng, b sung, nng cao cc kin thc c hc trong nh trng.

Nhm ng dng phn mm vo vic tnh thm, tnh n nh cho p t mt cch nhanh chng v chnh xc. 1.3.Phng php nghin cu ca ti

Ln lt a ra 3 bin php chng thm hin nay cho p t nh l: tng nghing + sn ph, tng li + chn rng, tng nghing + chn rng. Tnh thm qua p t bng phng php phn t hu hn c kt hp s dng phn mm STEEP/W sau dung phn mm SLOVE/W tnh n nh cho p t t xc nh ra h s an ton v kim tra xem vi tr s p c n nh khng.

So snh, la chn trong s cc bin php mt bin php chng thm tt nht, an ton nht v kinh t nht 1.4. Phm vi nghin cu ca ti

Trong phm vi ca ti ny, chng ti ch tp trung nghin cu ng dng phn mm GEO - SLOVE tnh n nh cho p t khi c nhiu phng n chng thm khc nhau

Ch xt p t trn nn thm nc khi nn thm l hu hn.


CHNG II: GII THIU V PHN MM GEO - SLOVE 2.1 Gii thiu tng quan v STEEP 2.1.1 Gii thiu v m hnh v mi trng lm vic

STEEP/W l mt trong 6 phn mm a k thut trong b GEO-SLOPE Officeb ca GEO-SLOPE International- Canada.

STEEP/W l phn mm giao din ha, 32 bt c th chy trong h iu hnh Win 95/98/NT/2000 v XP, dng m hnh ha chuyn ng ca nc v phn b p lc nc l rng trong mi trng t theo PTHH. 2.1.2 Kh nng ca STEEP

STEEP/W c th phn tch bi ton: dng thm c p, khng p, ngm do ma, thm t bn cha nc nh hng ti mc nc ngm, p lc nc l rng d v thm n nh v khng n nh.

STEEP/W ghp i vi SLOVE/W phn tch n nh mi dc trong iu kin c p lc nc l rng phc tp( khi h cha bt u dng hoc rt nc)

STEEP/W ghp i vi CTRAN/W phn tch lan truyn vt nhim trong t .

STEEP/W ghp i vi SIGMA/W gii quyt bi ton c kt thm Do c th p dng STEEP/W vo vic tnh ton- thit k cc cng trnh

xy dng, a k thut, khai thc m c lin quan. Ngoi ra, SEEP/W cn s dng hm thm, th hin mi quan h gia h s

thm v p lc nc l rng, hm lng cha nc th tch vi p lc nc l rng trong t.


2.1.3. Phng php tnh ton thm trong m hnh 2.1.3.1. Mc ch v nhim v ca vic tnh ton thm

Mc ch : Cn phi tnh ton thm qua thn p, nn p lm c s tnh ton n nh mi, kt cu chng thm, kt cu cc b phn tiu nc hp l v kinh t nht.

Trong tnh ton thm, cn phi xc nh cc thng s ca dng thm thn p, nn p v b p sau y :

- Xc nh lu lng thm qua thn p v qua nn. Trn c s tm lng nc tn tht ca h do thm gy ra v c bin php phng chng thm thch hp.

- Xc nh v tr ng bo ha, t s tm c p lc thm dung trong tnh ton n nh ca mi p.

- Xc nh gradient thm ( hoc lu tc thm) ca dng chy trong thn p, nn p nht l ch dng thm thot ra h lu kim tra xi ngm, y tri t v xc nh kch thc cu to ca tng lc ngc. 2.1.3.2.Phng php tnh ton thm a. C s l lun ca STEEP/W

Dng thm trong t bo ha v khng bo ha tun theo nh lut thm Darcy

q = kj hoc c th vit di dng v = kj Trong : q = lu lng thm n v v = lu tc thm trung bnh k = h s thm j = gradient ca dng thm. Lu lng vo v ra khi phn t t bin thin theo m th tch Trng hp thm n nh Qvo Qra ==0

-


b. Phng trnh thm Tnh ton thm theo phng php phn t hu hn da trn phn mm

SEEP/W ca hng GEO-SLOPE International Ltd ca Canada. Cc phng trnh c bn sau y c s dng tnh ton thm trong SEEP/W nh sau : Phng trnh vi phn tng qut

+ Trng hp dng n nh

tQ

yHk

yxHk

x yx =+

+

+ Trng hp dng khng n nh

tHmQ

yHk

yxHk

x wwyx =+

+

..

Trong : H = tng ct nc kx = h s thm theo phng x ky = h s thm theo phng y Q = lu lng bin p t cho phn t. q = lng cha nc th tch t = thi gian n = trng lng n v ca nc mw = h s gc ca ng cong lng cha nc vi p lc l rng. Ngoi ra, SEEP/W cn s dng hm thm, th hin mi quan h gia h s

thm v p lc nc l rng, hm lng cha nc th tch vi p lc nc l rng trong t. Lu lng thm qua p tnh gn ng theo cng thc sau : Q = q.Ltb 2.1.3.3. Trng hp tnh ton

Cc tnh ton v thm c tin hnh vi mc nc c trng thng v h lu sau y :

TH : thng lu l mc nc dng bnh thng l 448.60m, h lu l MNHLBT = 438.6m.

Cc h s thm ca cc lp t dng cho vic tnh ton thm ly nh sau : Lp t p p chnh thng lu k = 2,0x10-5 cm/s Lp t nn 1: k = 8,0x10-3 cm/s Lp t nn 2: k = 5,0x10-4 cm/s Lp t nn 3: k = 6,0x10-5 cm/s Lp t nn 4: k = 3,0x10-4 cm/s


2.2 Gii thiu tng quan v SLOVE 2.2.1 Gii thiu v m hnh v mi trng lm vic

SLOVE/W l mt trong 6 phn mm a k thut trong b GEO-SLOPE Officeb ca GEO-SLOPE International- Canada.

SLOVE/W l phn mm giao din ha, 32 bt c th chy trong h iu hnh Win 95/98/NT/2000 v XP 2.2.2 Kh nng ca SLOVE

SLOVE/W phn tch n nh mi t theo phng php cn bng gii hn khi trong t bo ha v khng bo ha nh:

+ Mi dc ng nht, khng ng nht trn nn + Mi dc chu ti trng ngoi v c ct gia c + Tch hp vi STEEP/W phn tch n nh mi dc trong iu kin p lc

nc l rng phc tp + Tch hp vi SIGMA/W phn tch n nh theo phn t hu hn + Phn tch n nh mi dc theo xc xut

2.2.3. Phng php tnh ton n nh trong m hnh 2.2.3.1. .Mc ch v nhim v ca vic tnh tn nh

Xc nh h s n nh nh nht ca mi p, t chn h s mi, kch thc p hp l v k thut v thi cng. 2.2.3.2.Phng php tnh ton n nh

Phn mm SLOPE/W ca hng GEO-SLOPE International Ltd ca Canada cho php tnh ton theo rt nhiu phng php khc nhau nh phng php Morgenstern, PP GLE, PP BISHOP, JANBU, PP SNIP 2.06.05-84.. Trong cng trnh ny, tnh ton n nh mi p c la chn theo phng php GLE.

Phng php GLE + Ga thit: Dng mt hm ty xc nh phng ca tng lc gia cc

thi. Phn trm ca hm , , cn tha mn iu kin cn bng m men v cn bng lc c tnh bng cch m giao im trn ng quan h h s an ton.

S gi thit v xc nh h s an ton mt trt tr trn


2.2.3.3. Trng hp tnh ton Tnh ton n nh mi p tin hnh i vi mt mt ct ngang ln nht

gia lng sng cho trng hp sau y : thng lu l mc nc dng bnh thng l 448.10m, h lu l

MNHLBT 438.6m Qua th nghim t p, t nn v kinh nghim p p, chn cc ch tiu

khng ct dng trong tnh ton n nh mi p theo bng sau : Thng s t dng trong phn tch n nh

Lp t Ch tiu khng ct Dung trng t p p C =3 T/m2, =25 o = 1.97 T/m3 t nn lp 1 C =2.4 T/m2, =23 = 1.82T/m3 t nn lp 2 C =2 T/m2, =15 o = 1.90T/m3 t nn lp 3 C =2.5 T/m2, =13 o = 1.99T/m3 t nn lp 4 C =2.3 T/m2, =14 o = 2.01T/m3 C =0 T/m2, =32 o = 2.5T/m3

2.3. Cu trc m hnh 2.3.1. Khung giao din


2.3.2.Cu trc ca lnh DEFINE STEEP/W dng thanh v cc thanh cng c u khin: Thanh thc n bung ( Menu Bar): File, Edit, Set, View, KeyIn, Draw,

Sketch, Modify, Tool, Help; Thanh cng c( Tool bar) gm 5 loi: - Thanh cng c chnh ( Standard Toolbar): gm cc nt thao tc tp, in,

sao chp .

- Thanh cng c ch ( Mode Toolbar): Gm cc nt nhp cc ch thao tc hin th v son tho i tng vn bn v th.

- Thanh cng c xem u tin( View Prerences Toolbar): Gm nhng nt hin tt nhng u tin hin th


Thanh cng c li( Gird Toolbar) :iu khin, hin th li

Thanh cng c Zoom: iu khin phng to thu nh


CHNG III: NG DNG M HNH TNH N NH CHO P T CA H EADIE

3.1. Gii thiu v khu vc nghin cu Khu vc EaDie trc kia thuc phm vi hnh chnh x Krng Buk, huyn

Krng Pach, nay c tch ra thnh mt x mi, x V Bn. Nhng nm qua dn di c t do t cc tnh pha bc nh : H Bc, Lng Sn, Thanh Ha..., gm nhiu thnh phn khc nhau, di c t do n vng t mi ny lp nghip. Nhng do iu kin di c t do, khng c t chc qun l v h tr u t ban u ca Nh Nc, nn i sng ca ngi dn trong vng gp nhiu kh khn, thiu thn, pht sinh nhiu vn x hi phc tp. Trong ng ch l tnh trng bao chim t ai, khai thc ti nguyn ba bi, ph rng.

Cho n nay din tch canh tc t c 2438 ha, trong la 1658 ha, u ng sn cc loi 550 ha, cy cng nghip 310 ha. Canh tc cy hng nm ch yu da vo nc ma, ma kh ngun nc ly t sng Ea Krng Pach rt hn ch. c ti bng bm nh (cng sut t 10 n 12 CV).

Trn a bn khu vc nghin cu c 11.956 nhn khu . Ngi Kinh ngi dn tc sng xen k nhau , s h dn tc chim 1/3 trn tng s h ton x . Lao ng nng nghip chim 89 % , bnh qun t nng nghip 0,8 ha / h , ngun thu nhp ca ngi dn ch yu da vo ngh nng .Sn xut nng nghip theo phng thc qun canh qun c . Din tch canh tc tu thuc vo nc tri . Ma ma c nc th sn xut , ma kh th khng c nc ti .i sng kinh t ca ngi dn nhiu kh khn, sn xut nng nghip ph thuc

t nng nghip hin nay ch lm c mt v vi nng sut thp , vic lm khng n nh d sinh ra ph rng v cc tn ti x hi khc

gii quyt cn bn nhng kh khn trn cn c bin php thy li to nn ngun nc ti n nh cho pht trin nng nghip n nh lng thc, khai thc tim nng t ai thch hp vi cy trng la, mu , c ph. Tng thu nhp , nng cao i sng nng dn trn khu vc d n tin n gim h i ngho xung 5% theo mc tiu ra

Qua phn tch, nh gi cc phng n ra th phng php kh thi nht l xy dng h cha vi cng trnh u mi l p t EaDie, trn x l, h thng knh chnh 3.1.1. V tr a l ca khu vc

Cng trnh h cha nc EaDie thuc huyn Krng Pach, cch Th x Bun Ma Thut khong 60 km v pha ng l khu vc vng ni Ty Nguyn cao vng d n 430 460m. D n nm pha ng ng 495 (ng trc chnh x ).

- Pha Bc gip x Ea Kly - Pha ng gip huyn E Eka - Pha Nam gip sui,rng


- Pha ty gip Ho Phong , K rng Bng V tr cng trnh u mi d kin khong 11o39 V Bc v

108o27 Kinh ng


3.1.2 a hnh, a mo Khu vc nghin cu c c im vng Ty Nguyn gm nhiu i p bt

cao khong 450m thp dn t Bc xung Nam, t ng sang Ty, thp dn v pha sng Krng Pach. 3.1.3 a cht cng trnh khu vc kho st a) Vng h

Bao quanh vng h l a hnh i bt p vi dc rt thoi. Tng ph l t st nh - st c ngun gc ch yu l Aluvi, Eluvi, Deluvi.Cc loi t ny c tnh thm nh v vy theo nh gi th lng nc thm t h chnh ra cc thung lng k cn khng ng k. Cc hin tng ti to b h kh c kh nng xy ra. b) Tuyn p

Tuyn p ct qua cc lp t khc nhau nh: + Lp 1a: st nng st mu vng, xm vng. Trng thi do cng na cng, kt

cu cht va. Lp ny ch gp VB2, 4 v 5 vi b dy thay i 1.6 2.1m. Kt qu th nghim thm cho thy lp c h s thm K = 6.2x10-5 3.1x10-4cm/s.

+ Lp 1b: st nh ct mu xm vng, xm xanh, vng nht, hng nht. Trong

tng i ch c cha mt t sn si nh thch anh. Kt cu km cht. Lp ny ch gp VB2, 4 v 5 vi b dy thay i 3.2 3.7m. Kt qu th nghim thm cho thy lp c h s thm K = 4.3x10-3 5.7x10-3cm/s.

+ Lp 1: st nh trung mu xm en, xm vng, vng nht. Kt cu km cht.

Lp ny phn b trn mt, c mt phn ln dc tuyn vi b dy thay i 0.2 1.3m. Kt qu th nghim thm cho thy lp c h s thm K = 6.8x10-4 8.0x10-3cm/s.

+ Lp 2: st nng trung, mt s v tr trong tng l st mu xm vng nht, vng

nht loang l xm trng. Trong tng i ch c cha mt t sn si nh vn kt. Trng thi na cng cng, kt cu cht va. Lp ny ch phn b ch yu mt pha vai p vi b dy thay i 0.6 3.2m. Kt qu th nghim thm cho thy lp c h s thm K = 5.5x10-5 7.8x10-4cm/s.

+ Lp 2a: Hn hp st v sn si, dm sn laterit mu nu , xm vng, m trng,

i ch trong tng gp khi tng laterit. Trng thi cng, kt cu cht. Lp 2a phn b cc b dc tuyn vi b dy thay i 0.2 0.8m. Lp ny c tnh thm ln, ti l khoan 1 mt nc hon ton khi khoan vo tng ny.

+ Lp 3:


St st nng mu xm vng, nu loang l m trng xanh. Trong tng i ch c cha sn si vn kt cng chc. Trng thi na cng cng, kt cu cht va. Lp ny c mt phn ln dc tuyn vi b dy thay i 0.2 3.2m. Kt qu th nghim thm cho thy lp c h s thm K = 1.6x10-6 6.7x10-5cm/s.

+ Lp 4: Tn tch ct bt kt: st nng st, mt s v tr trong tng st trung

mu xm vng nht, xm trng, xm xanh nht. Trong tng i ch c cha nhiu dm vn b ct bt kt, hm lng dm tng dn theo chiu su ca tng, mt s v tr l hn hp st v dm mm yu ct bt kt. Trng thi na cng cng, kt cu cht va. Lp 4 c mt dc tuyn kho st vi b dy thay i 0.8 3.5m. Kt qu th nghim thm cho thy lp c h s thm K = 4.9x10-5 2.4x10-4cm/s.

+ Lp 5: ct bt kt phong ha mnh rt mnh mu xm vng, xm xanh nht,

xm xanh en, xm en. Trong tng i ch v ang phong ha thnh st cha dm sn. nt n mnh, trong tng c nhiu h thng khe nt khc nhau, mt khe nt g gh, chiu rng khe nt 0.5 1.0mm, mt s khe nt rng 2.0 - 4.0mm, cc khe nt c lp nht mt phn bi oxt st, canxt v cc mch thch anh. Nn khoan a phn v vn, t thi ngn, mm yu. B dy lp thay i 0.4 7.7m. Lp c tnh thm trung bnh, theo kt qu th nghim p nc ti thc a th lp c q = 0.37l/p/m.

+ Lp 6: ct bt kt phong ha va mu xm trng, xm xanh, m nu vng,

xanh en, xm en. nt n va - mnh, mt khe nt g gh, chiu rng khe nt 0.5-4.0mm, cc khe nt c lp nht mt phn bi oxyt st, canxit v thch anh, khe nt h l ch yu. Nn khoan thnh dm cc, thi ngn. B dy lp thay i 1.6 5.7m.

+ Lp 7: ct bt kt phong ha nh ti mu xm trng, xm xanh, m nu

vng, xm xanh en, xm en. t nt n, tuy nhin trong tng mt s v tr c nt n va, cc khe nt kn, c trm oxyt st, canxit v thch anh, mt s khe nt h. Nn khoan a phn thnh thi di, t v vn thnh dm cc. B dy lp cha xc nh, khoan vo 3.5 9.0m.

Bng 1: Ga tr th nghim trung bnh cc lp t Cc thng s Lp 1a Lp 1b Lp 1 Lp 2

Phn tch thnh phn ht: St % 29 13 15 25 Bi % 21 7 11 13 Ct % 50 79 74 61 Si, sn % 1 1


Cui % ATTERBERG LIMITS: Gii hn chy Wt% 35 26 25 31 Gii hn ln Wp % 19 15 13 17 Ch s do Wn % 16 11 12 14 st B 0.23 0.17 0.18 -0.09 m t nhin W% 22.6 16.9 15.2 15.8 Dung trng t w T/m3 1.85 2.04 1.82 1.90 Dung trng kh k T/m3 1.51 1.75 1.58 1.64 T trng 2.66 2.68 2.68 2.67 k h n% 43.2 34.7 41.0 38.6 T l k h eo 0.761 0.531 0.695 0.629 bo ha G% 79.0 85.3 58.6 67.1 Lc dnh kt c kg/cm2 0.29 0.09 0.15 0.26 Gc ni ma st o 13017 25030 20054 16023 H s nn ln a0-0.5(cm2/kg) 0.050 0.039 0.045 0.072 Moun TBD. E0-0.5(kg/cm2) 16.72 19.11 18.67 11.62 H s thm K cm/s 1.9x10-4 5.1x10-3 3.3x10-3 4.0x10-4

Bng 1: Ga tr th nghim trung bnh cc lp t Cc thng s Lp 2a Lp 3 Lp 4

Phn tch thnh phn ht: St % 14 40 27 Bi % 8 16 16 Ct % 31 44 55 Si, sn % 43 2 Cui % 4 ATTERBERG LIMITS: Gii hn chy Wt% 43 35 Gii hn ln Wp % 23 19 Ch s do Wn % 20 16 st B -0.05 -0.04 m t nhin W% 18.8 22.1 18.4 Dung trng t w T/m3 2.11 1.99 2.01 Dung trng kh k T/m3 1.78 1.63 1.70 T trng 2.83 2.72 2.71 k h n% 37.1 40.1 37.3 T l k h eo 0.590 0.669 0.595 bo ha G% 90.2 89.9 83.8 Lc dnh kt c kg/cm2 0.31 0.27


Gc ni ma st o 15029 16010 H s nn ln a0-0.5(cm2/kg) 0.036 0.048 Moun TBD. E0-0.5(kg/cm2) 18.28 16.75 H s thm K cm/s 4.4x10-5 8.7x10-5

3.1.4 a cht thy vn khu vc kho st 3.1.4.1. Nc mt

Mng sng sui trong khu vc phn ln ch yu chy theo hng Bc - Nam v hng Ty Bc ng Nam. y v ma kh hu nh cc nhnh sui u kh. 3.1.4.2. Nc ngm

Nc ngm ch yu c tng tr trong lp 1b, trong tng ct cui si lng sng, trong lp tn tch ct bt kt c thnh phn st nh ct, trong cc khe nt v i nt n ca ct bt kt. Lp 1b c h c h s thm thay i t 4.0x10-3 ~ 5.7x10-3 cm/s. Cao trnh n nh ca mc nc ngm ph thuc theo ma. Trong qu trnh kho st thi tit rt nng v kh, tuy nhin ti mt s h o ca dn thy mc nc xut hin nng.

Nhn chung mc nc ngm hon ton ph thuc vo iu kin a hnh tng ni, xu hng chung l thp dn v pha mng sng sui v thp dn t thng lu xung h lu.

Trong khu vc nc ngm v nc mt c quan h trc tip vi nhau v thng xuyn b xung, h tr cho nhau theo ma. 3.1.4.3. Kin to v ng t

Khu vc nghin cu nm phn ng Bc i Lt. i ny l mt khi v lc a Tin Cambri b st ln trong Jura sm gia v phn ln din tch b hot ha magma kin to mnh m trong Mesozoi mun v Kainozoi.

Theo t Bn Kh c s hiu D 49 XXXI do Cc a cht v Khong sn Vit Nam xut bn ti H Ni nm 1998 th trong khu vc c hai t gy; mt t gy chy theo hng ng Bc Ty Nam v mt t gy chy theo phng kinh tuyn. Tuy nhin trong qu trnh kho st chng ti cha pht hin c du hiu no ca t gy. V mt ng t, theo cc ti liu cho thy cng trnh nm trong vng c kh nng xy ra ng t n cp VII, do cn phi c cc bin php khng chn khi thit k cng trnh. 3.1.5 Thy vn khu vc kho st

Sui Ea Di thuc loi lu vc nh ca vng Ty Nguyn, tuy nhin hng nm lng nc tng i di do do nm vng c lng ma trung bnh t 1800 n 2000mm; mt khc Sui Ea Di c v tr thun li cho khai thc ngun nc


Cc thng s lu vc Ea Di Gi tr Thng s n v

Tuyn 1 Tuyn 2 Din tch lu vc km2 13.75 15.34 di sng chnh Km 4.43 4.93 Tng di sng nhnh Km 5.97 7.97 Mt li sng (sui) km/km2 0.756 0.841 rng bnh qun lu vc Km 3.104 3.112 dc bnh qun lu vc %o 65.17 62.68 dc lng sng chnh %o 1.92 1.60

3.1.6. c im kh tng Kh hu khu vc Tnh akLak ni chung v khu vc V Bn ni ring l

kh hu nhit i gi ma, mang hnh thi cao nguyn. Trong nm phn ha r rt thnh ma kh v ma ma. akLak c lng ma c nm kh di do song do phn b rt khng u trong nm, ch tp trung vo cc thng ma ma (thng V n thng X) nn thc t ma kh l thiu nc sinh hot v ti cho cy trng, c bit lm cho kh hu tr nn khc nghit, thi tit rt nng v kh 3.1.6.1.Nhit khng kh

Nhit nm bnh qun l Ttb = 23.7oC. Tr s ny kh n nh trong lit thng k nhiu nm( dao ng khong 3 4oC). Nhng s bin ng trong ngy kh su sc (8 10oC). Nhit cc tr T max=39.4oC( nm 1937) v gi tr thp cc tr T min = 7.4oC( nm 1955)

c im ng lu l nu xt trong thi gian di nh gia cc thng trong nm th nhit bnh qun kh n nh; song nu xt trong thi on ngn nh trong 1 ngy m th nhit li dao ng vi bin kh ln, ti 8 10oC. 3.1.6.2. m khng kh

S dao ng ca c trng ny thch ng vi bin trnh ma trong nm. Ma ma m ln v ngc li vo ma kh. m bnh qun nhiu nm Ubq= 81.5%. m thp nht tuyt i Umin = 11% o c thng III nm 1930. 3.1.6.3. Gi gn mt t

Gi ma ma ng: Trong cc thng t 11 n thng 4, hng gi thnh hnh l hng ng v ng Bc. Tc gi trung bnh 4.77m/s ti Bun Ma Thut v 1.78 m/s ti MDrak. y l hu qu s xm ln ca khi khng kh cc i lc a Chu , c c im l kh hanh v lnh.

Gi ma ma H: Hng gi thnh hnh trong cc thng 5 n thng 10 l hng Ty. Tc gi trung bnh trong ma l 2.92 m/s ti Bun Ma Thut v 1.93m/s ti MDrak. y l ma ma, ging t v hot ng ca di hi t nhit i nn thng c gi mnh.


Xt trong c nm, hng gi thnh hnh l hng ng v Ty , tc gi bnh qun l 3.8m/s ti BMT v 1.86 m/s ti MDrak. 3.1.6.4. Bc hi

Lng bc hi trung bnh nm quan trc c l 1180mm ti BMT v 1240mm ti MDrak. Tuy nhin phn phi lng bc hi trong nm gia 2 v tr c s khc bit nhau 3.1.6.5. Nng

Khu vc nghin c c s gio nng vo loi trung bnh ca Min ng Nam B.Tr s bnh qun nm t 6.6 gi/ngy 3.1.6.6. Ma nm

Qua s liu nhiu nm ca 2 trm Krng Kmar v MDrak cho thy vng KRng Pk c din bin ma theo khng gian v thi gian kh phc tp. KRng Kmar ma ma bt u v kt thc kh u n hng nm v ko di 6-7 thng: bt u thng V (hoc VI) v kt thc thng XI. Cn MDrak ma ma ngn (4-5 thng) v chm hn: thng bt u khng ng nht qua cc nm v thng thng VIII, IX mi thc s vo ma ma, n thng XII mi kt thc ma ma (c nm kt thc sm vo thng XI).

Trong nm, lng ma tuy kh di do, song phn b khng u, lng ma tp trung ch yu vo cc thng ma ma, chim t l 89% (KRng Kmar) tng lng ma nm. Thng ma nhiu nht l IX, X. Ma kh, ma t nht vo thng I, II, III, lng ma ch trn di 30mm.

Bng 1 -1 c trng kh tng vng nghin cu

Thng Nhit (toC)

m(%)

Tc gi(m/s)

Gi chiu sng( h/ngy)

Bc hi(mm) Ma(mm)

1 21.1 77.9 5.4 7.6 127 3.9 2 22.3 74.0 5.4 8.5 154 3.7 3 24.5 71.3 4.5 8.4 183 19.5 4 25.7 72.9 3.6 8.4 162 84.4 5 25.3 80.9 3.2 6.9 93 229 6 24.5 85.2 2.9 6.2 63 247 7 24.0 87.0 3.0 5.5 55.8 252 8 23.0 87.5 2.9 5.2 52.7 310 9 23.6 88.1 2.7 5.1 45.0 282 10 23.1 87.1 3.4 5.5 65.1 210 11 22.2 84.7 4.4 6.0 81 83.4 12 20.0 81.8 5.2 6.3 96.1 25.7

TBnm 23.3 81.5 3.9 2409 1178.4 1750.6


3.2.Nhp s liu - Cao trnh y tng thm l 423.3m - Chiu dy tng thm l T = 12m - Cao trnh y p l 436.3m - Cao trnh nh p l 451.5m - Cao trnh nh lng tr l 440m - Cao trnh MNDBT = 448.6m - Cao trnh MNHL l 438.6m - Chiu di trc p l L1=50m - Chiu di sau p l L2=40m - Chiu rng nh lng tr l b =3m - Chiu rng nh p l B = 5m - H s mi thng lu l m1=3.5 - H s mi h lu l m2 = 3 - H s mi thng lu lng tr l m1=1.5 - H s mi h lu l m2 = 2 - H s thm ca t p p l K = 2 510 cm/s

Lp t nn 1: k = 8,0x10-3 cm/s Lp t nn 2: k = 5,0x10-4 cm/s Lp t nn 3: k = 6,0x10-5 cm/s Lp t nn 4: k = 3,0x10-4 cm/s

Chiu dy mi lp nn l t = 3m - H s thm ca vt liu chng thm bng t st K = 2 710 cm/s - Chiu dy tng nghing + sn ph l t=1m - Chiu dy tng nghing + chn rng l 1m, 3m, 2m. - Chiu dy tng li + chn rng l 1m, 3m, 2m. - Chiu di sn ph l L = L1=50m.

Thng s t dng trong phn tch n nh Lp t Ch tiu khng ct Dung trng t p p C =3 T/m2, =25 o = 1.97 T/m3 t nn lp 1 C =0.4 T/m2, =23 o = 1.82T/m3 t nn lp 2 C =2 T/m2, =15 o = 1.90T/m3 t nn lp 3 C =2.5 T/m2, =13 o = 1.99T/m3 t nn lp 4 C =2.3 T/m2, = 14 o = 2.01T/m3 C =0 T/m2, = 32 o = 2.5T/m3


3.2.1. Lp phm vi lm vic

Vo set/page, chn kh giy A4 v nhp cc gi tr nh trong hnh

3.2.2. Lp t l

Vo set/scale v nhp s liu nh trong bng

3.2.3.Lp trc

Vo set/Axes


3.2.4. Nhp cc im

KeyIn/point

Khi nhp xong tng im phi chn copy v mun hin im th phi nhn

apply Sau khi nhp xong dung lnh Sketch/lines phc ha p Dng lnh Sketch/Text ghi ch


12 3

4 5

6 7

89 1 0

1 1

1 2

1 3

1 4

1 5

1 6

1 7

1 8 1 9

2 02 1 M N H L

m1=

3.5

M N D B T

m2=

3

m'1

=1.5

m'2

=2

K h o a n g c a c h ( m )0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 1 0 0 1 1 0 1 2 0 1 3 0 1 4 0 1 5 0 1 6 0 1 7 0 1 8 0 1 9 0 2 0 0 2 1 0

Cao

do(

m)

4 2 0

4 2 5

4 3 0

4 3 5

4 4 0

4 4 5

4 5 0

4 5 5

3.3 Chy m hnh 3.1.1. Trng hp chng thm bng tng nghing + sn ph

S :

1

2 3

4 5

6 7

89 1 0

1 1

1 2

1 3

1 4

1 5

1 6

1 7

1 8 1 9

2 02 1

2 2 2 3

2 4

M N H L

m1=

3.5

M N D B T

m2=

3

m'1

=1.5

m'2

=2

K h o a n g c a c h ( m )0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 1 0 0 1 1 0 1 2 0 1 3 0 1 4 0 1 5 0 1 6 0 1 7 0 1 8 0 1 9 0 2 0 0 2 1 0

Cao

do(

m)

4 2 0

4 2 5

4 3 0

4 3 5

4 4 0

4 4 5

4 5 0

4 5 5

4 6 0


a.Xc nh hm thm cho tng lp nn v cho p, thit b thot nc, thit b chng thm

Vo KeyIn/hydraulic Funtion/ Hydraulic Conductivity t tn cho tng lp v nhp h s th

Chon view hin th hm thm


Lm tng t cho cc vt liu tip theo Ring vt liu p th vo KeyIn/hydraulic Funtion/ Vol. Water Content

nhp h s rng n=0.35 sau mii vo KeyIn/hydraulic Funtion/ Hydraulic Conductivity v nhp ging trn cho ta hm thm l

b. Xc nh tnh cht vt liu

Vo KeyIn/Material Properties th t nhp cc s vo ring p th ct W.C.Fn nhp s 1


Ta cc phn t hu hn: Vo Draw/Regions

1

2

3

4

5

6

7

8

9

1 0

1 1

1 2

1 3

1 4

1 5

1 6

1 7

1 8

1 9

2 0

2 1

2 2

2 3

2 4

2 5

2 6

2 7

2 8

2 9

3 0

3 1

3 2

3 3

3 4

3 5

3 6

3 7

3 8

3 9

4 0

4 1

4 2

4 3

4 4

4 5

4 6

4 7

4 8

4 9

5 0

5 1

5 2

5 3

5 4

5 5

5 6

5 7

5 8

5 9

6 0

6 1

6 2

6 3

6 4

6 5

6 6

6 7

6 8

6 9

7 0

7 1

7 2

7 3

7 4

7 5

7 6

7 7

7 8

7 9

8 0

8 1

8 2

8 3

8 4

8 5

8 6

8 7

8 8

8 9

9 0

9 1

9 2

9 3

9 4

9 5

9 6

9 7

9 8

9 9

1 0 0

1 0 1

1 0 2

1 0 3

1 0 4

1 0 5

1 0 6

1 0 7

1 0 8

1 0 9

1 1 0

1 1 1

1 1 2

1 1 3

1 1 4

1 1 5

1 1 6

1 1 7

1 1 8

1 1 9

1 2 0

1 2 1

1 2 2

1 2 3

1 2 4

1 2 5

1 2 6

1 2 7

1 2 8

1 2 9

1 3 0

1 3 1

1 3 2

1 3 3

1 3 4

1 3 5

1 3 6

1 3 7

1 3 8

1 3 9

1 4 0

1 4 1

1 4 2

1 4 3

1 4 4

1 4 5

1 4 6

1 4 7

1 4 8

1 4 9

1 5 0

1 5 1

1 5 2

1 5 3

1 5 4

1 5 5

1 5 6

1 5 7

1 5 8

1 5 9

1 6 0

1 6 1

1 6 2

1 6 3

1 6 4

1 6 5

1 6 6

1 6 7

1 6 8

1 6 9

1 7 0

1 7 1

1 7 2

1 7 3

1 7 4

1 7 5

1 7 6

1 7 7

1 7 8

1 7 9

1 8 0

1 8 1

1 8 2

1 8 3

1 8 4

1 8 5

1 8 6

1 8 7

1 8 8

1 8 9

1 9 0

1 9 1

1 9 2

1 9 31 9 4

1 9 5

1 9 6

1 9 71 9 8

1 9 9

2 0 0

2 0 1

2 0 2

2 0 3

2 0 4

2 0 5

2 0 6

2 0 72 0 8

2 0 92 1 0

2 1 1

2 1 2

2 1 32 1 4

2 1 52 1 6

2 1 72 1 82 1 92 2 02 2 12 2 22 2 32 2 42 2 52 2 6

2 2 72 2 82 2 9

2 3 0

2 3 12 3 2

2 3 3

2 3 42 3 5

2 3 6

2 3 7

2 3 8

2 3 9

2 4 0

2 4 1

2 4 2

2 4 3

2 4 4

2 4 5

2 4 62 4 7

2 4 82 4 9

2 5 02 5 1

2 5 2

2 5 3

2 5 4

2 5 5

2 5 6

2 5 7

2 5 8

2 5 9

2 6 0

2 6 1

2 6 2

2 6 3

2 6 4

2 6 5

2 6 6

2 6 7

2 6 8

2 6 9

2 7 0

2 7 1

2 7 2

2 7 3

2 7 4

2 7 5

2 7 6

2 7 7

2 7 8

2 7 9

2 8 0

2 8 1

2 8 2

2 8 3

2 8 4

2 8 5

2 8 6

2 8 7

2 8 8

2 8 9

2 9 0

2 9 1

1

2

3

4

5

6

71

2 3

4 5

6 7

89 1 0

1 1

1 2

1 3

1 4

1 5

1 6

1 7

1 8 1 9

2 02 1

2 2 2 3

2 4

2 5

M N H L

m1=

3.5

M N D B T

m2=

3

m'1

=1.5

m'2

=2

K h o a n g c a c h ( m )0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 1 0 0 1 1 0 1 2 0 1 3 0 1 4 0 1 5 0 1 6 0 1 7 0 1 8 0 1 9 0 2 0 0

Cao

do(m

)

4 2 0

4 2 5

4 3 0

4 3 5

4 4 0

4 4 5

4 5 0

4 5 5

Xc nh cc iu kin bin ca nt: chn Boundary Conditions t thc

n Draw + iu kin bin thng lu:

+ iu kin bin h lu:


V cc mt ct thm: Vo Flux Section t thc n Draw

12

3

4

5

6

7

89

1 01 1

1 2

1 3

1 4

1 5

1 6

1 7

1 8

1 92 0

2 1

2 2

2 3

2 4

2 5

2 6

2 7

2 82 9

3 0

3 1

3 2

3 3

3 4

3 5

3 6

3 7

3 83 9

4 04 1

4 2

4 3

4 4

4 5

4 6

4 7

4 8

4 95 0

5 1

5 2

5 3

5 4

5 5

5 6

5 75 85 9

6 0

6 1

6 2

6 3

6 4

6 5

6 6

6 7

6 8

6 9

7 0

7 1

7 2

7 3

7 4

7 5

7 6

7 7

7 8

7 9

8 0

8 1

8 2

8 3

8 4

8 5

8 6

8 7

8 8

8 9

9 0

9 1

9 2

9 3

9 4

9 5

9 6

9 7

9 8

9 9

1 0 0

1 0 1

1 0 2

1 0 3

1 0 4

1 0 5

1 0 6

1 0 7

1 0 8

1 0 9

1 1 0

1 1 1

1 1 2

1 1 3

1 1 4

1 1 5

1 1 6

1 1 7

1 1 8

1 1 9

1 2 0

1 2 1

1 2 2

1 2 3

1 2 4

1 2 5

1 2 6

1 2 7

1 2 8

1 2 9

1 3 0

1 3 1

1 3 2

1 3 3

1 3 4

1 3 5

1 3 6

1 3 7

1 3 8

1 3 9

1 4 0

1 4 1

1 4 2

1 4 3

1 4 4

1 4 5

1 4 6

1 4 7

1 4 8

1 4 9

1 5 0

1 5 1

1 5 2

1 5 3

1 5 4

1 5 5

1 5 6

1 5 7

1 5 8

1 5 91 6 0

1 6 1

1 6 2

1 6 3

1 6 4

1 6 5

1 6 6

1 6 7

1 6 8

1 6 9

1 7 0

1 7 1

1 7 2

1 7 3

1 7 4

1 7 5

1 7 6

1 7 7

1 7 8

1 7 9

1 8 0

1 8 1

1 8 2

1 8 3

1 8 4

1 8 5

1 8 6

1 8 7

1 8 8

1 8 9

1 9 0

1 9 1

1 9 2

1 9 31 9 4

1 9 5

1 9 6

1 9 71 9 8

1 9 9

2 0 0

2 0 1

2 0 2

2 0 3

2 0 4

2 0 5

2 0 6

2 0 72 0 82 0 92 1 0

2 1 1

2 1 2

2 1 32 1 42 1 52 1 6

2 1 72 1 82 1 92 2 02 2 12 2 22 2 32 2 42 2 52 2 62 2 72 2 82 2 9

2 3 0

2 3 12 3 2

2 3 3

2 3 42 3 5

2 3 6

2 3 7

2 3 8

2 3 9

2 4 0

2 4 1

2 4 2

2 4 3

2 4 42 4 5

2 4 62 4 72 4 82 4 92 5 02 5 12 5 2

2 5 3

2 5 4

2 5 5

2 5 6

2 5 7

2 5 8

2 5 9

2 6 0

2 6 1

2 6 2

2 6 3

2 6 4

2 6 5

2 6 6

2 6 7

2 6 8

2 6 9

2 7 0

2 7 1

2 7 2

2 7 3

2 7 4

2 7 5

2 7 6

2 7 7

2 7 8

2 7 9

2 8 0

2 8 1

2 8 2

2 8 3

2 8 4

2 8 5

2 8 6

2 8 7

2 8 8

2 8 9

2 9 0

2 9 1

1

2

3

4

5

6

71

2 3

4 5

6 7

89 1 0

1 1

1 2

1 3

1 4

1 5

1 6

1 7

1 8 1 9

2 02 1

2 2 2 3

2 4

2 5

m1=

3.5

M N H L 4 3 8 . 6

m2=

3

m'1

=1.5

m'2

=2

C a o t r n h 4 5 1 . 5M N D B T 4 4 8 . 6

K h o a n g c a c h ( m )0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 1 0 0 1 1 0 1 2 0 1 3 0 1 4 0 1 5 0 1 6 0 1 7 0 1 8 0 1 9 0 2 0 0

Cao

do(

m)

4 2 0

4 2 5

4 3 0

4 3 5

4 4 0

4 4 5

4 5 0

4 5 5


Cho chy kt qu ta c bng kt qu sau

S min thm

a t n e n 4

m1=

3.5

M N H L 4 3 8 . 6

m2=

3

m'1

=1.5

m'2

=2

C a o t r n h 4 5 1 . 5M N D B T 4 4 8 . 6

a t n e n 3

a t n e n 2

a t n e n 1

a p 0.5

3.5

1.8

5 83e

-00 6

1. 6

1 86e

-006

1 .8 3 25 e -0 0 6 1.2

4 02e

-008

1.8

318e

-00 6

Kt qu tnh ton thm cho p

Cc thng s v thm Gradient thm ln nht trong thn p Jthn 3.5 Gradient thm ln nht trong nn p Jnn 1 Gradient thm ln nht ti ca ra Jcara 0.5 Lu lng thm n v qua p & nn p q (m/s.m) 1.8583x10-6 Tng lu lng thm qua thn & nn p Q (m/ngym), L=752m 120.73


3.1.2. Trng hp chng thm bng tng nghing + chn rng S

1

2 3

4 5

6 7

89 1 0

1 1

1 2

1 3

1 4

1 5

1 6

1 7

1 8 1 9

2 02 1

2 2

2 3

2 42 5

M N H L

m1=

3.5

M N D B T

m2=

3

m'1

=1.5

m'2

=2

K h o a n g c a c h ( m )0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 1 0 0 1 1 0 1 2 0 1 3 0 1 4 0 1 5 0 1 6 0 1 7 0 1 8 0 1 9 0 2

Cao

do(

m)

4 2 0

4 2 5

4 3 0

4 3 5

4 4 0

4 4 5

4 5 0

4 5 5

: a.Xc nh hm thm cho tng lp nn v cho p, thit b thot nc, thit b chng thm

Lm tng t cc bc trn Ta cc phn t hu hn: Vo Draw/Regions

1

2

3

4

5

6

7

8

9

1 0

1 1

1 2

1 3

1 4

1 5

1 6

1 7

1 8

1 9

2 0

2 1

2 2

2 3

2 4

2 5

2 6

2 7

2 8

2 9

3 0

3 1

3 2

3 3

3 4

3 5

3 6

3 7

3 8

3 9

4 0

4 1

4 2

4 3

4 4

4 5

4 6

4 7

4 8

4 9

5 0

5 1

5 2

5 3

5 4

5 5

5 6

5 7

5 8

5 9

6 0

6 1

6 2

6 3

6 4

6 5

6 6

6 7

6 8

6 9

7 0

7 1

7 2

7 3

7 4

7 5

7 6

7 7

7 8

7 9

8 0

8 1

8 2

8 3

8 4

8 5

8 6

8 7

8 8

8 9

9 0

9 1

9 2

9 3

9 4

9 5

9 6

9 7

9 8

9 9

1 0 0

1 0 1

1 0 2

1 0 3

1 0 4

1 0 5

1 0 6

1 0 7

1 0 8

1 0 9

1 1 0

1 1 1

1 1 2

1 1 3

1 1 4

1 1 5

1 1 6

1 1 7

1 1 8

1 1 9

1 2 0

1 2 1

1 2 2

1 2 3

1 2 4

1 2 5

1 2 6

1 2 7

1 2 8

1 2 9

1 3 0

1 3 1

1 3 2

1 3 3

1 3 4

1 3 5

1 3 6

1 3 7

1 3 8

1 3 9

1 4 0

1 4 1

1 4 2

1 4 3

1 4 4

1 4 5

1 4 6

1 4 7

1 4 8

1 4 9

1 5 0

1 5 1

1 5 2

1 5 3

1 5 4

1 5 5

1 5 6

1 5 7

1 5 8

1 5 9

1 6 0

1 6 1

1 6 2

1 6 3

1 6 4

1 6 5

1 6 6

1 6 7

1 6 8

1 6 9

1 7 0

1 7 1

1 7 2

1 7 3

1 7 4

1 7 5

1 7 6

1 7 7

1 7 8

1 7 9

1 8 0

1 8 1

1 8 2

1 8 3

1 8 4

1 8 5

1 8 6

1 8 7

1 8 8

1 8 9

1 9 0

1 9 1

1 9 2

1 9 3

1 9 4

1 9 5

1 9 6

1 9 7

1 9 8

1 9 9

2 0 0

2 0 1

2 0 2

2 0 3

2 0 4

2 0 5

2 0 6

2 0 7

2 0 8

2 0 9

2 1 0

2 1 1

2 1 2

2 1 3

2 1 4

2 1 5

2 1 6

2 1 7

2 1 8

2 1 9

2 2 0

2 2 1

2 2 2

2 2 3

2 2 4

2 2 5

2 2 6

2 2 7

2 2 8

2 2 9

2 3 0

2 3 1

2 3 2

2 3 3

2 3 42 3 5

2 3 6

2 3 7

2 3 8

2 3 9

2 4 0

2 4 1

2 4 2

2 4 3

2 4 4

2 4 5

2 4 6

2 4 7

2 4 8

2 4 9

2 5 0

2 5 12 5 2

2 5 3

2 5 4

2 5 5

2 5 6

2 5 7

2 5 8

2 5 9

2 6 0

2 6 1

2 6 2

2 6 3

2 6 4

2 6 52 6 6

2 6 72 6 8

2 6 9

2 7 02 7 1

2 7 2

2 7 32 7 42 7 5

2 7 6

2 7 7

2 7 8

2 7 9

2 8 0

2 8 1

2 8 2

2 8 32 8 42 8 52 8 62 8 7

2 8 8

2 8 92 9 02 9 12 9 2

2 9 3

2 9 4

2 9 5

2 9 62 9 7

2 9 8

2 9 9

3 0 03 0 13 0 2

3 0 3

3 0 4

3 0 5

3 0 6

3 0 7

3 0 8

3 0 9

3 1 0

3 1 13 1 2

3 1 3

3 1 4

3 1 5

3 1 6

3 1 7

3 1 8

3 1 9

3 2 0

3 2 1

3 2 2

3 2 3

3 2 4

3 2 5

3 2 6

3 2 7

3 2 8

3 2 9

3 3 0

3 3 1

3 3 2

3 3 3

3 3 4

3 3 5

3 3 6

3 3 7

3 3 8

3 3 9

3 4 0

3 4 1

3 4 2

3 4 3

3 4 4

3 4 5

3 4 6

3 4 7

3 4 8

3 4 9

3 5 0

3 5 1

3 5 2

3 5 3

3 5 4

3 5 5

3 5 6

3 5 7

3 5 8

3 5 9

3 6 0

1

2

3

4

5

6

7

8

9

1 0

1 1

1 2

C a o t r n h n h 4 5 1 . 5

m1=

3.5

M N H L 4 3 8 . 6

m2=

3

m'1

=1.5

m'2

=2

M N D B T 4 4 8 . 6

K h o a n g c a c h ( m )0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 1 0 0 1 1 0 1 2 0 1 3 0 1 4 0 1 5 0 1 6 0 1 7 0 1 8 0 1 9 0

Cao

do(

m)

4 2 0

4 2 5

4 3 0

4 3 5

4 4 0

4 4 5

4 5 0

4 5 5


Xc nh cc iu kin bin ca nt: chn Boundary Conditions t thc n

Draw + iu kin bin thng lu:

+ iu kin bin h lu:



12

3

4

5

6

7

8

9

1 0

1 1

1 2

1 3

1 4

1 5

1 6

1 7

1 8

1 9

2 0

2 1

2 2

2 3

2 4

2 5

2 6

2 7

2 8

2 9

3 0

3 1

3 2

3 3

3 4

3 5

3 6

3 7

3 8

3 9

4 0

4 1

4 2

4 3

4 4

4 5

4 6

4 7

4 8

4 9

5 0

5 1

5 2

5 3

5 4

5 5

5 6

5 7

5 8

5 9

6 0

6 1

6 2

6 3

6 4

6 5

6 6

6 7

6 8

6 9

7 0

7 1

7 2

7 3

7 4

7 5

7 6

7 7

7 8

7 9

8 0

8 1

8 2

8 3

8 4

8 5

8 6

8 7

8 8

8 9

9 0

9 1

9 2

9 3

9 4

9 5

9 6

9 7

9 8

9 9

1 0 0

1 0 1

1 0 2

1 0 3

1 0 4

1 0 5

1 0 6

1 0 7

1 0 8

1 0 9

1 1 0

1 1 1

1 1 2

1 1 3

1 1 4

1 1 5

1 1 6

1 1 7

1 1 8

1 1 9

1 2 0

1 2 1

1 2 2

1 2 3

1 2 4

1 2 5

1 2 6

1 2 7

1 2 8

1 2 9

1 3 0

1 3 1

1 3 2

1 3 3

1 3 4

1 3 5

1 3 6

1 3 7

1 3 8

1 3 9

1 4 0

1 4 1

1 4 2

1 4 3

1 4 4

1 4 5

1 4 6

1 4 7

1 4 8

1 4 9

1 5 0

1 5 1

1 5 2

1 5 3

1 5 4

1 5 5

1 5 6

1 5 7

1 5 8

1 5 9

1 6 0

1 6 1

1 6 2

1 6 3

1 6 4

1 6 5

1 6 6

1 6 7

1 6 8

1 6 9

1 7 0

1 7 1

1 7 2

1 7 3

1 7 4

1 7 5

1 7 6

1 7 7

1 7 8

1 7 9

1 8 0

1 8 1

1 8 2

1 8 3

1 8 4

1 8 5

1 8 6

1 8 7

1 8 8

1 8 9

1 9 0

1 9 1

1 9 2

1 9 3

1 9 4

1 9 5

1 9 6

1 9 7

1 9 8

1 9 9

2 0 0

2 0 1

2 0 2

2 0 3

2 0 4

2 0 5

2 0 6

2 0 7

2 0 8

2 0 9

2 1 0

2 1 1

2 1 2

2 1 3

2 1 4

2 1 5

2 1 6

2 1 7

2 1 8

2 1 9

2 2 0

2 2 1

2 2 2

2 2 3

2 2 4

2 2 5

2 2 6

2 2 7

2 2 8

2 2 9

2 3 0

2 3 1

2 3 2

2 3 3

2 3 42 3 5

2 3 6

2 3 7

2 3 8

2 3 9

2 4 0

2 4 1

2 4 2

2 4 3

2 4 4

2 4 5

2 4 6

2 4 7

2 4 8

2 4 9

2 5 0

2 5 12 5 2

2 5 3

2 5 4

2 5 5

2 5 6

2 5 7

2 5 8

2 5 9

2 6 0

2 6 1

2 6 2

2 6 3

2 6 4

2 6 52 6 6

2 6 72 6 8

2 6 9

2 7 02 7 1

2 7 2

2 7 32 7 42 7 5

2 7 6

2 7 7

2 7 8

2 7 9

2 8 0

2 8 1

2 8 2

2 8 32 8 42 8 52 8 62 8 7

2 8 8

2 8 92 9 02 9 12 9 2

2 9 3

2 9 4

2 9 5

2 9 62 9 7

2 9 8

2 9 9

3 0 03 0 13 0 2

3 0 3

3 0 4

3 0 5

3 0 6

3 0 7

3 0 8

3 0 9

3 1 0

3 1 13 1 2

3 1 3

3 1 4

3 1 5

3 1 6

3 1 7

3 1 8

3 1 9

3 2 0

3 2 1

3 2 2

3 2 3

3 2 4

3 2 5

3 2 6

3 2 7

3 2 8

3 2 9

3 3 0

3 3 1

3 3 2

3 3 3

3 3 4

3 3 5

3 3 6

3 3 7

3 3 8

3 3 9

3 4 0

3 4 1

3 4 2

3 4 3

3 4 4

3 4 5

3 4 6

3 4 7

3 4 8

3 4 9

3 5 0

3 5 1

3 5 2

3 5 3

3 5 4

3 5 5

3 5 6

3 5 7

3 5 8

3 5 9

3 6 0

C a o t r n h n h 4 5 1 . 5

m1=

3.5

M N H L 4 3 8 . 6

m2=

3

m'1

=1.5

m'2

=2

M N D B T 4 4 8 . 6

1. 1930 e-0 06

1.2 032 e-0 06

3. 96 0 9e -0 07

Cho chy kt qu ta c bng kt qu sau


S min thm

1

2

3

4

5

6

7

8

9

1 0

1 1

1 2

1 3

1 4

1 5

1 6

1 7

1 8

1 9

2 0

2 1

2 2

2 3

2 4

2 5

2 6

2 7

2 8

2 9

3 0

3 1

3 2

3 3

3 4

3 5

3 6

3 7

3 8

3 9

4 0

4 1

4 2

4 3

4 4

4 5

4 6

4 7

4 8

4 9

5 0

5 1

5 2

5 3

5 4

5 5

5 6

5 7

5 8

5 9

6 0

6 1

6 2

6 3

6 4

6 5

6 6

6 7

6 8

6 9

7 0

7 1

7 2

7 3

7 4

7 5

7 6

7 7

7 8

7 9

8 0

8 1

8 2

8 3

8 4

8 5

8 6

8 7

8 8

8 9

9 0

9 1

9 2

9 3

9 4

9 5

9 6

9 7

9 8

9 9

1 0 0

1 0 1

1 0 2

1 0 3

1 0 4

1 0 5

1 0 6

1 0 7

1 0 8

1 0 9

1 1 0

1 1 1

1 1 2

1 1 3

1 1 4

1 1 5

1 1 6

1 1 7

1 1 8

1 1 9

1 2 0

1 2 1

1 2 2

1 2 3

1 2 4

1 2 5

1 2 6

1 2 7

1 2 8

1 2 9

1 3 0

1 3 1

1 3 2

1 3 3

1 3 4

1 3 5

1 3 6

1 3 7

1 3 8

1 3 9

1 4 0

1 4 1

1 4 2

1 4 3

1 4 4

1 4 5

1 4 6

1 4 7

1 4 8

1 4 9

1 5 0

1 5 1

1 5 2

1 5 3

1 5 4

1 5 5

1 5 6

1 5 7

1 5 8

1 5 9

1 6 0

1 6 1

1 6 2

1 6 3

1 6 4

1 6 5

1 6 6

1 6 7

1 6 8

1 6 9

1 7 0

1 7 1

1 7 2

1 7 3

1 7 4

1 7 5

1 7 6

1 7 7

1 7 8

1 7 9

1 8 0

1 8 1

1 8 2

1 8 3

1 8 4

1 8 5

1 8 6

1 8 7

1 8 8

1 8 9

1 9 0

1 9 1

1 9 2

1 9 3

1 9 4

1 9 5

1 9 6

1 9 7

1 9 8

1 9 9

2 0 0

2 0 1

2 0 2

2 0 3

2 0 4

2 0 5

2 0 6

2 0 7

2 0 8

2 0 9

2 1 0

2 1 1

2 1 2

2 1 3

2 1 4

2 1 5

2 1 6

2 1 7

2 1 8

2 1 9

2 2 0

2 2 1

2 2 2

2 2 3

2 2 4

2 2 5

2 2 6

2 2 7

2 2 8

2 2 9

2 3 0

2 3 1

2 3 2

2 3 3

2 3 42 3 5

2 3 6

2 3 7

2 3 8

2 3 9

2 4 0

2 4 1

2 4 2

2 4 3

2 4 4

2 4 5

2 4 6

2 4 7

2 4 8

2 4 9

2 5 0

2 5 12 5 2

2 5 3

2 5 4

2 5 5

2 5 6

2 5 7

2 5 8

2 5 9

2 6 0

2 6 1

2 6 2

2 6 3

2 6 4

2 6 52 6 6

2 6 72 6 8

2 6 9

2 7 02 7 1

2 7 2

2 7 32 7 42 7 5

2 7 6

2 7 7

2 7 8

2 7 9

2 8 0

2 8 1

2 8 2

2 8 32 8 42 8 52 8 62 8 7

2 8 8

2 8 92 9 02 9 12 9 2

2 9 3

2 9 4

2 9 5

2 9 62 9 7

2 9 8

2 9 9

3 0 03 0 13 0 2

3 0 3

3 0 4

3 0 5

3 0 6

3 0 7

3 0 8

3 0 9

3 1 0

3 1 13 1 2

3 1 3

3 1 4

3 1 5

3 1 6

3 1 7

3 1 8

3 1 9

3 2 0

3 2 1

3 2 2

3 2 3

3 2 4

3 2 5

3 2 6

3 2 7

3 2 8

3 2 9

3 3 0

3 3 1

3 3 2

3 3 3

3 3 4

3 3 5

3 3 6

3 3 7

3 3 8

3 3 9

3 4 0

3 4 1

3 4 2

3 4 3

3 4 4

3 4 5

3 4 6

3 4 7

3 4 8

3 4 9

3 5 0

3 5 1

3 5 2

3 5 3

3 5 4

3 5 5

3 5 6

3 5 7

3 5 8

3 5 9

3 6 0

C a o t r n h n h 4 5 1 . 5

m1=

3.5

M N H L 4 3 8 . 6

m2=

3

m'1

=1.5

m'2

=2

M N D B T 4 4 8 . 6

0.5

0.5

2

4

1.1930 e-0 06

1.2 032 e-0 06

3. 96 0 9e -0 07

Cho chy kt qu ta c bng kt qu sau: Kt qu tnh ton thm cho p

Cc thng s v thm Gradient thm ln nht trong thn p Jthn 4 Gradient thm ln nht trong nn p Jnn 2 Gradient thm ln nht ti ca ra Jcara 0.5 Lu lng thm n v qua p & nn p q (m/s.m) 1.2032x10-6 Tng lu lng thm qua thn & nn p Q (m/ngym), L=752m 78.17


3.1.3. Trng hp chng thm bng tng li + chn rng

1

2 3

4 5

6 7

89 1 0

1 1

1 2

1 3

1 4

1 5

1 6

1 7

1 8 1 9

2 02 1

2 22 3

2 42 5

2 62 7

M N H L

m1=

3.5

M N D B T

m2=

3

m'1

=1.5

m'2

=2

K h o a n g c a c h ( m )0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 1 0 0 1 1 0 1 2 0 1 3 0 1 4 0 1 5 0 1 6 0 1 7 0 1 8 0 1 9 0 2 0 0

Cao

do(

m)

4 2 0

4 2 5

4 3 0

4 3 5

4 4 0

4 4 5

4 5 0

4 5 5

: a.Xc nh hm thm cho tng lp nn v cho p, thit b thot nc, thit b chng thm

Vo KeyIn/hydraulic Funtion/ Hydraulic Conductivity t tn cho tng lp v nhp h s thm

Ta cc phn t hu hn: Vo Draw/Regions

1

2

3

4

5

6

7

8

9

1 0

1 1

1 2

1 3

1 4

1 5

1 6

1 7

1 8

1 9

2 0

2 1

2 2

2 3

2 4

2 5

2 6

2 7

2 8

2 9

3 0

3 1

3 2

3 3

3 4

3 5

3 6

3 7

3 8

3 9

4 0

4 1

4 2

4 3

4 4

4 5

4 6

4 7

4 8

4 9

5 0

5 1

5 2

5 3

5 4

5 5

5 6

5 7

5 8

5 9

6 0

6 1

6 2

6 3

6 4

6 5

6 6

6 7

6 8

6 9

7 0

7 1

7 2

7 3

7 4

7 5

7 6

7 7

7 8

7 9

8 0

8 1

8 2

8 3

8 4

8 5

8 6

8 7

8 8

8 9

9 0

9 1

9 2

9 3

9 4

9 5

9 6

9 7

9 8

9 9

1 0 0

1 0 1

1 0 2

1 0 3

1 0 4

1 0 5

1 0 6

1 0 7

1 0 8

1 0 9

1 1 0

1 1 1

1 1 2

1 1 3

1 1 4

1 1 5

1 1 6

1 1 7

1 1 8

1 1 9

1 2 0

1 2 1

1 2 2

1 2 3

1 2 4

1 2 5

1 2 6

1 2 7

1 2 8

1 2 9

1 3 0

1 3 1

1 3 2

1 3 3

1 3 4

1 3 5

1 3 6

1 3 7

1 3 8

1 3 9

1 4 0

1 4 1

1 4 2

1 4 3

1 4 4

1 4 5

1 4 6

1 4 7

1 4 8

1 4 9

1 5 0

1 5 1

1 5 2

1 5 3

1 5 4

1 5 5

1 5 6

1 5 7

1 5 8

1 5 9

1 6 0

1 6 1

1 6 2

1 6 3

1 6 4

1 6 5

1 6 6

1 6 7

1 6 8

1 6 9

1 7 0

1 7 1

1 7 2

1 7 3

1 7 4

1 7 5

1 7 6

1 7 7

1 7 8

1 7 9

1 8 0

1 8 1

1 8 2

1 8 3

1 8 4

1 8 5

1 8 6

1 8 7

1 8 8

1 8 9

1 9 0

1 9 1

1 9 2

1 9 3

1 9 4

1 9 5

1 9 6

1 9 7

1 9 8

1 9 9

2 0 0

2 0 1

2 0 2

2 0 3

2 0 4

2 0 5

2 0 6

2 0 7

2 0 8

2 0 9

2 1 0

2 1 1

2 1 2

2 1 3

2 1 4

2 1 5

2 1 6

2 1 7

2 1 8

2 1 9

2 2 0

2 2 1

2 2 2

2 2 3

2 2 4

2 2 5

2 2 6

2 2 7

2 2 8

2 2 9

2 3 0

2 3 1

2 3 2

2 3 32 3 4

2 3 5

2 3 62 3 7

2 3 8

2 3 9

2 4 0

2 4 1

2 4 2

2 4 3

2 4 4

2 4 5

2 4 6

2 4 7

2 4 8

2 4 92 5 02 5 1

2 5 2

2 5 32 5 42 5 52 5 62 5 7

2 5 82 5 9

2 6 0

2 6 12 6 22 6 32 6 42 6 52 6 6

2 6 7

2 6 8

2 6 9

2 7 0

2 7 1

2 7 2

2 7 3

2 7 4

2 7 52 7 6

2 7 7

2 7 82 7 92 8 0

2 8 1

2 8 22 8 3

2 8 42 8 5

2 8 6

2 8 72 8 8

2 8 9

2 9 0

2 9 1

2 9 2

2 9 3

2 9 4

2 9 5

2 9 62 9 7

2 9 8

2 9 9

3 0 0

3 0 1

3 0 2

3 0 3

3 0 4

3 0 5

3 0 6

3 0 7

3 0 8

3 0 9

3 1 0

3 1 1

3 1 2

3 1 3

3 1 4

3 1 5

3 1 6

3 1 7

3 1 8

3 1 9

3 2 0

3 2 1

3 2 2

3 2 3

3 2 4

3 2 5

3 2 6

3 2 7

3 2 8

3 2 9

3 3 0

3 3 1

3 3 2

3 3 3

3 3 4

3 3 5

3 3 6

3 3 7

3 3 8

3 3 9

3 4 0

3 4 1

3 4 2

3 4 3

3 4 4

3 4 5

3 4 6

3 4 7

3 4 8

3 4 9

3 5 0

3 5 1

3 5 2

1

2

3 4

5

6

7

8

9

1 0

1 11 2

M N H L

m1=

3.5

M N H L 4 4 8 . 6

m2=

3

m'1

=1.5

m'2

=2

M N D B T 4 4 8 . 6 C a o t r n h n h 4 5 1 . 5

a t n e n 1

a t n e n 2

a t n e n 3

a t n e n 4

a t n e n 1

Khoang c ach( m)0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 1 0 0 1 1 0 1 2 0 1 3 0 1 4 0 1 5 0 1 6 0 1 7 0 1 8 0 1 9 0 2 0 0

Cao

do(

m)

4 2 0

4 2 5

4 3 0

4 3 5

4 4 0

4 4 5

4 5 0

4 5 5


Xc nh cc iu kin bin ca nt: chn Boundary Conditions t thc n Draw

+ iu kin bin thng lu:

+ iu kin bin h lu:



M N H L

m1=

3.5

M N H L 4 4 8 . 6

m2=

3

m'1

=1.5

m'2

=2

M N D B T 4 4 8 . 6 C a o t r n h n h 4 5 1 . 5

a t n e n 1

a t n e n 2

a t n e n 3

a t n e n 4

a t n e n 1

2. 2

416e

-00 7

3.8

8 14 e

- 01 0

2.2

968e

-007

1.9

199 e

-007

Cho chy kt qu ta c bng kt qu sau:


S min thm

1

2

3

4

5

6

7

8

9

1 0

1 1

1 2

1 3

1 4

1 5

1 6

1 7

1 8

1 9

2 0

2 1

2 2

2 3

2 4

2 5

2 6

2 7

2 8

2 9

3 0

3 1

3 2

3 3

3 4

3 5

3 6

3 7

3 8

3 9

4 0

4 1

4 2

4 3

4 4

4 5

4 6

4 7

4 8

4 9

5 0

5 1

5 2

5 3

5 4

5 5

5 6

5 7

5 8

5 9

6 0

6 1

6 2

6 3

6 4

6 5

6 6

6 7

6 8

6 9

7 0

7 1

7 2

7 3

7 4

7 5

7 6

7 7

7 8

7 9

8 0

8 1

8 2

8 3

8 4

8 5

8 6

8 7

8 8

8 9

9 0

9 1

9 2

9 3

9 4

9 5

9 6

9 7

9 8

9 9

1 0 0

1 0 1

1 0 2

1 0 3

1 0 4

1 0 5

1 0 6

1 0 7

1 0 8

1 0 9

1 1 0

1 1 1

1 1 2

1 1 3

1 1 4

1 1 5

1 1 6

1 1 7

1 1 8

1 1 9

1 2 0

1 2 1

1 2 2

1 2 3

1 2 4

1 2 5

1 2 6

1 2 7

1 2 8

1 2 9

1 3 0

1 3 1

1 3 2

1 3 3

1 3 4

1 3 5

1 3 6

1 3 7

1 3 8

1 3 9

1 4 0

1 4 1

1 4 2

1 4 3

1 4 4

1 4 5

1 4 6

1 4 7

1 4 8

1 4 9

1 5 0

1 5 1

1 5 2

1 5 3

1 5 4

1 5 5

1 5 6

1 5 7

1 5 8

1 5 9

1 6 0

1 6 1

1 6 2

1 6 3

1 6 4

1 6 5

1 6 6

1 6 7

1 6 8

1 6 9

1 7 0

1 7 1

1 7 2

1 7 3

1 7 4

1 7 5

1 7 6

1 7 7

1 7 8

1 7 9

1 8 0

1 8 1

1 8 2

1 8 3

1 8 4

1 8 5

1 8 6

1 8 7

1 8 8

1 8 9

1 9 0

1 9 1

1 9 2

1 9 3

1 9 4

1 9 5

1 9 6

1 9 7

1 9 8

1 9 9

2 0 0

2 0 12 0 22 0 32 0 42 0 52 0 62 0 7

2 0 8

2 0 9

2 1 0

2 1 1

2 1 2

2 1 3

2 1 4

2 1 5

2 1 6

2 1 72 1 8

2 1 9

2 2 02 2 12 2 22 2 32 2 4

2 2 5

2 2 6

2 2 7

2 2 8

2 2 9

2 3 0

2 3 1

2 3 2

2 3 32 3 4

2 3 5

2 3 62 3 72 3 8

2 3 9

2 4 0

2 4 1

2 4 2

2 4 3

2 4 4

2 4 5

2 4 6

2 4 7

2 4 8

2 4 92 5 02 5 1

2 5 2

2 5 32 5 42 5 52 5 6

2 5 7

2 5 82 5 9

2 6 0

2 6 12 6 22 6 32 6 42 6 52 6 6

2 6 7

2 6 8

2 6 9

2 7 0

2 7 1

2 7 2

2 7 3

2 7 4

2 7 52 7 62 7 7

2 7 82 7 92 8 0

2 8 1

2 8 22 8 3

2 8 42 8 5

2 8 6

2 8 72 8 8

2 8 9

2 9 0

2 9 1

2 9 2

2 9 3

2 9 4

2 9 5

2 9 62 9 7

2 9 8

2 9 9

3 0 0

3 0 1

3 0 2

3 0 3

3 0 4

3 0 5

3 0 6

3 0 7

3 0 8

3 0 9

3 1 0

3 1 1

3 1 2

3 1 3

3 1 4

3 1 5

3 1 6

3 1 7

3 1 8

3 1 9

3 2 0

3 2 1

3 2 2

3 2 3

3 2 4

3 2 5

3 2 6

3 2 7

3 2 8

3 2 9

3 3 0

3 3 1

3 3 2

3 3 3

3 3 4

3 3 5

3 3 6

3 3 7

3 3 8

3 3 9

3 4 0

3 4 1

3 4 2

3 4 3

3 4 4

3 4 5

3 4 6

3 4 7

3 4 8

3 4 9

3 5 0

3 5 1

3 5 2

M N H L

m1=

3.5

M N H L 4 4 8 . 6

m2=

3

m'1

=1.5

m'2

=2

M N D B T 4 4 8 . 6 C a o t r n h n h 4 5 1 . 5

0.2

2.4 2

.4

Kt qu tnh ton thm cho p

Cc thng s v thm Gradient thm ln nht trong thn p Jthn 2.4 Gradient thm ln nht trong nn p Jnn 2.4 Gradient thm ln nht ti ca ra Jcara 0.2 Lu lng thm n v qua p & nn p q (m/s.m) 2.2968x10-7 Tng lu lng thm qua thn & nn p Q (m/ngym), L=742m 16.53

3.4 Phn tch kt qu tnh thm Tham kho cc ti liu nh : S tay k thut thy li tp 3, Thy cng tp

II, Cm nang thy cng v mt s ti liu khc th gradient thm cho php i vi cng trnh cp IV, t p l st : [J] = 0,9.

m bo iu kin v thm Jtt < [J]. Trong mt s trng hp, Gradient thm ti v tr tip gip vi thit b tiu nc ln hn tr s cho php v vy cn phi thit k tng lc ngc ti cc v tr dng thm thot ra trnh s mt n nh v thm.

Cu to tng lc ngc theo nh tnh ton Gradient thm cho php i vi t dnh khi c tng lc ngc [JLN] = 3,7.

So snh 3 phng php chng thm trn cho thy c 3 phng php ng bo ha u h thp t ngt khi i qua vt liu chng thm.

+ PP 1 : lu lng n v ti mt ct ln nht xy xa ti im chnh gia ca thn p, tng lu lng thm trong 1 ngy m l ln (120.73 m/ngym), J max =3.5

+PP 2 : lu lng thm n v ti mt ct ln nht xy xa ti im chnh gia ca thn p, tng lu lng thm trong 1 ngy m l ln (78.17 m/ngym), J max =4 >[J] nn khng m bo iu kin chng thm.

+ PP3 th lu lng gi tr lu lng n v ln nht ti mt ct trc tng li + chn rng chng thm. Ga tr lu lng thm qua p trong 1 ngy m l nh nht = 16.53(m/ngym), tc thm ti thn p l ln nhng vn tha mn iu kin thm.

Kt lun : trong tt c 3 trng hp tnh ton th PP 3 c Jmax

V bn knh tm trut: vo Draw slip surface Radius

V li tm trt: vo Draw slip surface Gid


Cho chy kt qu ta c bng kt qu sau:

1

2

3

4

5

6

7

12

3

4

5

6

7

8

9

1 01 1

1 2

1 3

1 4

1 5

1 6

1 7

1 8

1 92 0

2 1

2 2

2 3

2 4

2 5

2 6

2 7

2 82 9

3 0

3 1

3 2

3 3

3 4

3 5

3 6

3 7

3 83 9

4 04 1

4 2

4 3

4 4

4 5

4 6

4 7

4 8

4 95 0

5 1

5 2

5 3

5 4

5 5

5 6

5 75 85 9

6 0

6 1

6 2

6 3

6 4

6 5

6 6

6 7

6 8

6 9

7 0

7 1

7 2

7 3

7 4

7 5

7 6

7 7

7 8

7 9

8 0

8 1

8 2

8 3

8 4

8 5

8 6

8 7

8 8

8 9

9 0

9 1

9 2

9 3

9 4

9 5

9 6

9 7

9 8

9 9

1 0 0

1 0 1

1 0 2

1 0 3

1 0 4

1 0 5

1 0 6

1 0 7

1 0 8

1 0 9

1 1 0

1 1 1

1 1 2

1 1 3

1 1 4

1 1 5

1 1 6

1 1 7

1 1 8

1 1 9

1 2 0

1 2 1

1 2 2

1 2 3

1 2 4

1 2 5

1 2 6

1 2 7

1 2 8

1 2 9

1 3 0

1 3 1

1 3 2

1 3 3

1 3 4

1 3 5

1 3 6

1 3 7

1 3 8

1 3 9

1 4 0

1 4 1

1 4 2

1 4 3

1 4 4

1 4 5

1 4 6

1 4 7

1 4 8

1 4 9

1 5 0

1 5 1

1 5 2

1 5 3

1 5 4

1 5 5

1 5 6

1 5 7

1 5 8

1 5 91 6 0

1 6 1

1 6 2

1 6 3

1 6 4

1 6 5

1 6 6

1 6 7

1 6 8

1 6 9

1 7 0

1 7 1

1 7 2

1 7 3

1 7 4

1 7 5

1 7 6

1 7 7

1 7 8

1 7 9

1 8 0

1 8 1

1 8 2

1 8 3

1 8 4

1 8 5

1 8 6

1 8 7

1 8 8

1 8 9

1 9 0

1 9 1

1 9 2

1 9 31 9 4

1 9 5

1 9 6

1 9 71 9 8

1 9 9

2 0 0

2 0 1

2 0 2

2 0 3

2 0 4

2 0 5

2 0 6

2 0 72 0 82 0 92 1 0

2 1 1

2 1 2

2 1 32 1 42 1 52 1 6

2 1 72 1 82 1 92 2 02 2 12 2 22 2 32 2 42 2 52 2 62 2 72 2 82 2 9

2 3 0

2 3 12 3 2

2 3 3

2 3 42 3 5

2 3 6

2 3 7

2 3 8

2 3 9

2 4 0

2 4 1

2 4 2

2 4 3

2 4 42 4 5

2 4 62 4 72 4 82 4 92 5 02 5 12 5 2

2 5 3

2 5 4

2 5 5

2 5 6

2 5 7

2 5 8

2 5 9

2 6 0

2 6 1

2 6 2

2 6 3

2 6 4

2 6 5

2 6 6

2 6 7

2 6 8

2 6 9

2 7 0

2 7 1

2 7 2

2 7 3

2 7 4

2 7 5

2 7 6

2 7 7

2 7 8

2 7 9

2 8 0

2 8 1

2 8 2

2 8 3

2 8 4

2 8 5

2 8 6

2 8 7

2 8 8

2 8 9

2 9 0

2 9 1

1 . 2 3 1

a t n e n 4

m1=

3.5

M N H L 4 3 8 . 6

m2=

3

m'1=

1.5

m'2=

2

C a o t r n h 4 5 1 . 5M N D B T 4 4 8 . 6

a t n e n 3

a t n e n 2

a t n e n 1

a p

M a t t r t


Kt qu tnh ton n nh mi p H s n nh mi h lu, Kh

H s n nh cho php [K]

1,231 1,15 3.5.2.Phng php tng nghing + chn rng

Lm tng t ta c kt qu sau


12

3

4

5

6

7

8

9

1 0

1 1

1 2

1

2

3

4

5

6

7

8

9

1 0

1 1

1 2

1 3

1 4

1 5

1 6

1 7

1 8

1 9

2 0

2 1

2 2

2 3

2 4

2 5

2 6

2 7

2 8

2 9

3 0

3 1

3 2

3 3

3 4

3 5

3 6

3 7

3 8

3 9

4 0

4 1

4 2

4 3

4 4

4 5

4 6

4 7

4 8

4 9

5 0

5 1

5 2

5 3

5 4

5 5

5 6

5 7

5 8

5 9

6 0

6 1

6 2

6 3

6 4

6 5

6 6

6 7

6 8

6 9

7 0

7 1

7 2

7 3

7 4

7 5

7 6

7 7

7 8

7 9

8 0

8 1

8 2

8 3

8 4

8 5

8 6

8 7

8 8

8 9

9 0

9 1

9 2

9 3

9 4

9 5

9 6

9 7

9 8

9 9

1 0 0

1 0 1

1 0 2

1 0 3

1 0 4

1 0 5

1 0 6

1 0 7

1 0 8

1 0 9

1 1 0

1 1 1

1 1 2

1 1 3

1 1 4

1 1 5

1 1 6

1 1 7

1 1 8

1 1 9

1 2 0

1 2 1

1 2 2

1 2 3

1 2 4

1 2 5

1 2 6

1 2 7

1 2 8

1 2 9

1 3 0

1 3 1

1 3 2

1 3 3

1 3 4

1 3 5

1 3 6

1 3 7

1 3 8

1 3 9

1 4 0

1 4 1

1 4 2

1 4 3

1 4 4

1 4 5

1 4 6

1 4 7

1 4 8

1 4 9

1 5 0

1 5 1

1 5 2

1 5 3

1 5 4

1 5 5

1 5 6

1 5 7

1 5 8

1 5 9

1 6 0

1 6 1

1 6 2

1 6 3

1 6 4

1 6 5

1 6 6

1 6 7

1 6 8

1 6 9

1 7 0

1 7 1

1 7 2

1 7 3

1 7 4

1 7 5

1 7 6

1 7 7

1 7 8

1 7 9

1 8 0

1 8 1

1 8 2

1 8 3

1 8 4

1 8 5

1 8 6

1 8 7

1 8 8

1 8 9

1 9 0

1 9 1

1 9 2

1 9 3

1 9 4

1 9 5

1 9 6

1 9 7

1 9 8

1 9 9

2 0 0

2 0 1

2 0 2

2 0 3

2 0 4

2 0 5

2 0 6

2 0 7

2 0 8

2 0 9

2 1 0

2 1 1

2 1 2

2 1 3

2 1 4

2 1 5

2 1 6

2 1 7

2 1 8

2 1 9

2 2 0

2 2 1

2 2 2

2 2 3

2 2 4

2 2 5

2 2 6

2 2 7

2 2 8

2 2 9

2 3 0

2 3 1

2 3 2

2 3 3

2 3 42 3 5

2 3 6

2 3 7

2 3 8

2 3 9

2 4 0

2 4 1

2 4 2

2 4 3

2 4 4

2 4 5

2 4 6

2 4 7

2 4 8

2 4 9

2 5 0

2 5 12 5 2

2 5 3

2 5 4

2 5 5

2 5 6

2 5 7

2 5 8

2 5 9

2 6 0

2 6 1

2 6 2

2 6 3

2 6 4

2 6 52 6 6

2 6 72 6 8

2 6 9

2 7 02 7 1

2 7 2

2 7 32 7 42 7 5

2 7 6

2 7 7

2 7 8

2 7 9

2 8 0

2 8 1

2 8 2

2 8 32 8 42 8 52 8 62 8 7

2 8 8

2 8 92 9 02 9 12 9 2

2 9 3

2 9 4

2 9 5

2 9 62 9 7

2 9 8

2 9 9

3 0 03 0 13 0 2

3 0 3

3 0 4

3 0 5

3 0 6

3 0 7

3 0 8

3 0 9

3 1 0

3 1 13 1 2

3 1 3

3 1 4

3 1 5

3 1 6

3 1 7

3 1 8

3 1 9

3 2 0

3 2 1

3 2 2

3 2 3

3 2 4

3 2 5

3 2 6

3 2 7

3 2 8

3 2 9

3 3 0

3 3 1

3 3 2

3 3 3

3 3 4

3 3 5

3 3 6

3 3 7

3 3 8

3 3 9

3 4 0

3 4 1

3 4 2

3 4 3

3 4 4

3 4 5

3 4 6

3 4 7

3 4 8

3 4 9

3 5 0

3 5 1

3 5 2

3 5 3

3 5 4

3 5 5

3 5 6

3 5 7

3 5 8

3 5 9

3 6 0

1 . 2 9 3

C a o t r n h n h 4 5 1 .5

m1=

3.5

M N H L 4 3 8 .6

m2=

3

m'1

=1.5

m'2

=2

M N D B T 4 4 8 .6



1,293 1,15 3.5.3.Phng php tng li + chn rng

Lm tng t ta c kt qu sau


12

3 4

5

6

7

8

9

1 0

1 11 2

1 . 2 8 7

M N H L

m1=

3.5

M N H L 4 4 8 . 6

m2=

3

m'1=

1.5

m'2=

2

M N D B T 4 4 8 . 6 C a o t r n h n h 4 5 1 . 5

a t n e n 1

a t n e n 2

a t n e n 3

a t n e n 4

a t n e n 1

M a t t r t




1,287 1,15 t nn p gia lng sng l phong ha t mnh n va nn

vic chn c ch tiu khng ct tnh ton cho t nn hu nh khng nh hng ti n nh mi p do cc ch tiu ny tng i cao, cung trt khng ct qua nn.

H s n nh cho php [K] ly theo Quy phm thit k p t m nn. Kt lun : H s n nh K > [K] trong tt c cc trng hp tnh ton nn

mi p m bo iu kin n nh. Nh vy trng c 3 phng n so snh c v iu kin chng thm v iu

kin n nh th ta thy phng php chng thm bng tng nghing v sn ph l phng n tt nht v va m bo lu lng thm nh va m bo iu kin n nh mi h lu khng gy ra st l.

KT LUN V KIN NGH Kt lun

Qua cc kt qu nghin cu phn tch tnh ton, cho php ta rt ra cc kt lun c th sau khi s dng phn mm Geo - slove

u im : - S dng phn mm ny cho php ta kt qu nhanh, tnh c chnh

xc gi tr h s an ton nh nht ca cung trt trong khi nu lm bng tay phi mt rt nhiu thi gian thm ch cn tm khng ra.

- Cng mt lc tnh n nh cho nhiu phng n h s mi p h lu khc nhau hoc cc phng n chng thm khc nhau so snh kt qu

- a bi ton p t vi nhiu h s thm khc nhau v n gin Nhc im : - Kt qu tnh ton khng chnh xc m ch tng i

Kin Ngh ng dng ca GEO SLOVE l nhiu nhng thi gian c hn nn trong

ti ny em ch cp n vic tnh tnh thm v n nh cho p t trong trng hp a ra nhiu phng n chng thm khc nhau.

Do trnh v thi gian c hn nn trong ti khng th trnh khi nhng tn ti hn ch, em rt mong nhn c mi kin ng gp, trao i chn thnh ti c hon thin hn. Em cng mong mun nhng vn cn tn ti cha nghin cu s c pht trin mc nghin cu su hn.


Documents

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