Slide 1
Nhom 21.Cao Thnh Nht2.Nguyn Vn Lc3.Phan Vn M4.Nguyn Gia
Ngc5.Nguyn Thanh Long6.Nguyn Vu Trng Nhn7.L Vn Th Quang8.Trng Ich
Phat9.Trng Hu Ph Quc10.Nguyn Vn Phc11.Nguyn Hu Tm12.H Ngc ThnhTim
hiu v nh my ch bin kh Dinh C
LOGOYour site here1
Slide#/40Your site hereCAC VN CN THAO LUNCNG NGH CA NH MYTHIT B
TRONG NH MY3 GII THIU CHUNG V NH MY12Slide#/40Your site hereGII
THIU CHUNG V NH MY1/ Lch s v v tr nh myVi tng s vn u t: 79 triu USD
(100% vn u t ca Tng Cng Ty Du Kh Vit Nam).Nh my ch bin kh Dinh C c
khi cng xy dng ngy 4/10/1997, t thng 10-1998 i vo hot ng.
Nh thu: T hp Samsung Engineering Company Ltd. (Hn Quc), cng cng
ty NKK (Nht Bn).Nh my c xy dng ti Th x An Ngi, huyn Long in, tnh B
Ra - Vng Tu, cch Long Hi 6 km v pha bc, cch im tip b ca ng ng dn kh
t Bch H khong 10 km. y l nh my kh ha lng u tin ca Vit Nam.Din tch
nh my 89600 m2 (di 320m, rng 280m).Slide#/40Your site here2/ Cng
sut nh myKh ng hnh c thu gom t m Bch H v m Rng ng, c dn vo b theo
ng ng 16" v c x l ti nh my x l kh Dinh c nhm thu hi kh kh, LPG v cc
sn phm nng hnTheo l thuyt cng sut ca nh my l :
2002: lp t thm 4 my nn cng sut mi my l 1.65 triu m3/ngy nhm tng
p sut kh u vo t 70-75 bar ln 109 bar4.2-4.5 triu m3/ngy m Bch HGII
THIU CHUNG V NH MYDo s m rng v hon chnh cc m khM rng quy m sn xut
nh my4.3 triu m3/ ngy2002 5.7 triu m3/ ngy1.5-1.8 triu m3/ngy m Rng
ngSlide#/40Your site here
4.3 triu m3 kh /ngy m
540 tn propan/ngy415 tn butan/ngy400 tn condensate/ngy2/ Cng sut
nh myS u tin hng u ca nh my l duy tr dng kh kh cung cp cho nh my
in, vic thu hi cc sn phm lng t kh th t c u tin hn.u tin i vi vic
cung cp kh kh cho nh my in: Trong trng hp nhu cu kh ca nh my in cao
th vic thu hi cc thnh phn lng s c gim ti thiu nhm b p cho thnh phn
kh.u tin cho sn xut cc sn phm lng: Trong trng hp nhu cu kh ca nh my
in thp th vic thu hi cc thnh phn lng s c u tin.Slide#/40Your site
here6GII THIU CHUNG V NH MY 3.Mc ch ca vic xy dng nh my3.1: Tip nhn
v x l ngun kh ng hnh t m Bch H, Rng ng v cc m khc trong b Cu Long :
c gi tr v kinh t ,mi trng ,x hi, cng ngh ln. Gn 4 t m3 kh b hao ph
n nm 1994 1 triu USD /mi nm b t chy , n nay l 700-800 triu USDH
thng dn kh ca bch h l 1triu tn ri n 2-3 triu tn /ngy m t khi c nh
my dinh c ln 4.7 triu tn/ngy m.ng ng dn kh Bch H -Long Hi-Dinh C vn
hnh nm 1995 vn chuyn kh t nh m Bch H ti nh my x l Dinh C vi lu lng
6 triu m3/ ngy m lm tng nng sut c h thng. To c hi lm vic cho hng
trm lao ng.Slide#/40Your site here3.2: Phn phi sn phm kh kh n cc nh
my in, m v cc h tiu th cng nghipCung cp nguyn liu cho trung tm nng
lng Ph M ln nht nc (4 triu KW)Ch tnh ring vic a kh vo s dng cho cc
nh my din b Ra Vng Tu vi cng sut 1 triu m3/ ngy tit kim kim cho Nh
nc 1 t ng mt ngy 3.3: Bm sn phm LPG, condensate sau ch bin n cng PV
Gas Vng Tu tng cha v xut xung tu ni a3.4: Xut LPG cho cc nh phn phi
ni a bng xe bn (khi cn). 3.Mc ch ca vic xy dng nh mySlide#/40Your
site hereGII THIU CHUNG V NH MY4/ Nguyn liu v sn phm ca nh
my4.1.Nguyn liuKh ng hnh thu gom t m Bch H c dn v nh my GPP theo ng
ng ngm ng knh 16 x l nhm thu hi LPG, condensate v kh kh. Hin nay,
ngun nguyn liu vo nh my t m Rng ng v m Bch H.p sut: 60-70 barNhit :
250CHm lng nc: bo ha (trn thc t th hm lng nc trong kh c x l ti
gin.Thnh phnNng ( phn
mol)N22.0998E-03CO25.9994E-04C10.7085C20.1341C30.075iC40.0165nC40.0237iC56.2994E-03nC57.2993E-03C65.0995E-03C72.5997E-03C81.7998E-03C97.9992E-04C102.9997E-04Cyclo
C54.9995E-04Mcyclo C54.9995E-04Mcryclo C63.9996E-04Cyclo
C64.9995E-04Benzen3.9996E-04Nc0.013Tng1E+00Bng 1: thnh phn nguyn
liu u voSlide#/40Your site here4.2 Sn phm Kh khLPGCondensate1. Kh
kh thng phmKh kh thng phm l kh thu c t kh thin nhin v kh ng hnh sau
khi c x l loi nc v tch cc hp cht c hc. Thnh phn chnh l metan v
etan.. Ngoi ra cn c mt thnh phn nh l butan v propan v cc kh v c
khc.Kh kh thng phm cung cp cho nh my my in m nh my thp , nh my sn
xut gm .4/ Nguyn liu v sn phm ca nh mySlide#/40Your site hereBng 2:
Hm lng kh kh thng phm 4/ Nguyn liu v sn phm ca nh myCh tiuCh vn
hnhAMFMFGPPGPP hin tiLu lng (triu m3/ngy)3.83.53.344.7Nhit
(oC)20.330.460.855p sut (bar)45.549.54852Nhit tr ton phn
(J/kg)49.545.242.742.6Thnh phn
(%mole)C173.3679.382.8584.8107C213.8813.8815.4113.3255C37.774.331.231.3184i-C41.70.480.080.0732n-C42.40.540.0060.0671i-C50.230.060.0060.0031n-C50.240.0200.0031C6+0.090.010.250N20.220.240.070.3571CO20.060.070.030.0244H2O0.050.03Slide#/40Your
site here112. LPG (liquefied petroleum gas)Thnh phn ch yu l propan
v butan hoc hn hp bupro.Cc kh nng s dng kh ha lng:- S dng lm nhin
liu.- S dng trong dn dng.- S dng trong sn xut vt liu xy dng.- S dng
lm nguyn liu cho tng hp hu c ha du: C th t propan, butan sn xut
etylen, propylen, butadien phc v cho ngnh nha, cao su, c bit l sn
xut dung mi.Hin nay nh my Dinh C p ng nhu cu 30-35% nhu cu th trng
Vit Nam lu lng 750-850 tn/ ngy4/ Nguyn liu v sn phm ca nh
mySlide#/40Your site herei vi LPG ng chai th thnh phn ph thuc vo mi
trng bo qun i vi nhu cu cng nghip cht lng thng c ha hi nh thit b
gia nhit bn ngoi h tr lng C5 cho phn ti < 2% , phi m bo kh nng
bay hi 95% th tch lng quy nh4/ Nguyn liu v sn phm ca nh my2. LPG
(liquefied petroleum gas)Slide#/40Your site here
Bng 3: Ch tiu k thut cn t c ca LPG4/ Nguyn liu v sn phm ca nh
mySlide#/40Your site hereCondensate cn gi l kh ngng t l hn hp ng th
dng lng c mu vng rm, gm cc hydrocacbon c phn t lng ln hn propan v
butan (C5+).Condensate ca Vit nam c hai loi T condensate, chng ta c
th lm nhin liu nh cc loi xng M92, M95, lm dung mi v nguyn liu tng
hp cc sn phm ha du.- Loi 1 : c tch ti bnh lng t ti gin khoan , c
tch ra v bm trn vi u th xut khu . Tr lng condensate khng ln- Loi 2
: l condensate c ngng t lng qu trnh vn chuyn trong ng ng . giai on
th 2 ca n s dng kh thin nhin Vit Nam ng ng vn chuyn 1500 triu m3/nm
. Kh s m hn nn lng condensate s ln. ng ng vn hnh theo kiu 2 pha vi
p sut 125 bar v nhit 450. Ti Dinh C condensate s thu gom v c nhp
chung vi nh my ch bin kh, sn lng condensate ny l 9500 tn/ nm4/
Nguyn liu v sn phm ca nh my3.Condensate:Slide#/40Your site here
Bng 4: Yu cu k thut i vi Condensate(theo biu mu kim tra c tnh sn
phm NCPT.CAM 007.03/F) 4/ Nguyn liu v sn phm ca nh mySlide#/40Your
site here16CNG NGH CA NH MY1/ S khi ca nh myX L S BWet gasTch
kh/lngX lc hcTch ncLM LNHGin nTrao i nhitTch kh/lngTch C2-Tch
LPG/CondensateKhLngLngKh khLPGCondensateSlide#/40Your site
here17CNG NGH CA NH MY2/ Cc ch lm vic trong nh mySlide#/40Your site
here2/ Cc ch lm vic trong nh myCh AMF (absolute minimun facility):
cm thit b ti thiu tuyt i, ch ny phng thc lm lnh bng EJ (thit b ha
dng) cho nn qu trnh lm lnh khng su (200C theo thit k), do sn phm
thu c l condensate v kh kh khng tch LPG. Kh thng phm vi lu lng 3,7
triu m3 kh/ngy cung cp cho cc nh my in v thu hi condensate vi sn
lng 340 tn/ngy.
4,3 triu m3/ngy109 bar, 26,4 C75bar20 C47 bar,20 C194 C64 C45
CSlide#/40Your site here2/ Cc ch lm vic trong nh myCh MF (minimum
facility):cm thit b ti thiu thu c ba sn phm l kh kh, LPG v
condensate. Trong ch ny phng thc lm lnh l cc thit b trao i nhit nn
nhit xung thp hn so vi ch AMF, do c th ngng t C3, C4 trong kh nn sn
phm cho ta thm bupro. Sn lng condensate l 380 tn/ngy v bupro l 630
tn/ngy.
Slide#/40Your site here2/ Cc ch lm vic trong nh myCh GPP (gas
processing plant):nh my x l kh. y l ch ti u nht, phng thc lm lnh
bng Turbo Expander c kh nng lm lnh su hn ch MF. Ngoi ra, trong ch
ny cn c th tch ring butan v propan, sn lng propan 540 tn/ngy, butan
l 415 tn/ngy, condensat l 400 tn/ngy.
Slide#/40Your site here2/ Cc ch lm vic trong nh myCh MGPP :Trong
ch vn hnh ny sn phm thu c ca nh my bao gm: khong 3,34 triu m3
kh/ngy cung cp cho cc nh my in, propan khong 540 tn/ngy, butan
khong 415 tn/ngy v lng condensate khong 400 tn/ngy.
Slide#/40Your site hereTHIT B TRONG NH MY1/ Thit b tch lng, kh
(Slug Catcher SC01/02) Cu ToSlug Catcher l loi thit b tch 2 pha dng
ng, gm c 2 nhnh, mi nhnh c 12 ng vi tng dung tch 1400m3, ng knh mi
ng 42", c b tr nm nghing gc t 150 so vi mt phng nm ngang v di 159 m
nhm tng kh nng tch kh/lng trong qu trnh di chuyn ca hn hp
lng-khSlide#/40Your site here1/ Thit b tch lng, kh (Slug Catcher
SC01/02) Chc nngTch dng kh m (kh, hydrocacbon lng v nc) t ng ng
ngoi gin v b vo thnh 02 pha: Kh v lng hydrocacbon v nc. Ngoi chc
nng tch nc Slug Catcher cn lm nhim v cha lng nh th tch khng gian ln
ti y Slug Catcher trong trng hp lu lng lng t ng ng b cun v b
ln.
Slide#/40Your site here1/ Thit b tch lng, kh (Slug Catcher
SC01/02) Nguyn l lm vicDng hai pha t ng ng 16 khi i vo trong ng nh
chn nm vung gc vi hng ca dng kh ti u Slug Catcher, nh vo s thay i
ng nng t ngt nhng ht lng do c ng knh ln s ri xung ng Slug Catcher
nh trng lc v chy v c gp y thit b nh nghing ca ng. Phn kh sau khi c
tch lng theo ng ng tip tc i vo khu vc cng ngh. Lng ti y Slug
Catcher s c tch ra thnh 2 pha l Hydrocacbon lng v v nc nh s khc
nhau v khi lng ring ca chng. Theo thit k thi gian lu ti thiu nc v
Condensate tch ra thnh 2 pha l 15 pht.
videoSlide#/40Your site here1/ Thit b tch lng, kh (Slug Catcher
SC01/02) Thng s vn hnhp sut: 70 85 bar ty thuc vo lu lng kh u
vo.Nhit : 25 320 C
Hnh 1. Thit b Slug Catcher nh my x l kh Dinh C
Slide#/40Your site here26THIT B TRONG NH MY2/ Thit b tch V03Cu
toDng thit b phn tch ba pha (kh condensate nc) nm ngang. Dung tch
9m3. Cc thnh phn chnh ca thit b bao gm: Van tit lu gim p u vo, tm
chn u vo, tm chn sng tch lng dng cun theo. Ngoi ra hn ch qu trnh to
thnh hydrat ngi ta cn lp t bn trong thit b mt b gia nhit (hot oil)
m bo nhit vn hnh thit b khng thp hn nhit im sng theo tnh ton.
Slide#/40Your site here2/ Thit b tch V03 Chc nngL thit b tch 3
pha c nhim v tch hydrocacbon nh ha tan trong dng lng t y SC nh qu
trnh gim p qua van LV0131A/B.
Hnh 2: Slug Catcher Liquid Flash Drum V03 nh my x l kh Dinh
C
Slide#/40Your site here Nguyn l lm vicLng kh vi thnh phn ch yu l
metan v ethan ha tan trong dng lng y SC s c tch ra khi pha lng nh
vo s gim p sut qua van LV0131A/B. Lng di y bao gm condensate v nc s
c tch ring bit nh vo s khc nhau v t trong ca nc v condensate. Ngoi
ra ti nh V03 cn c lp t thit b mist extractor (tm chn sng) tch cc hn
cht lng b cun theo kh ra nh bnh tch.
2/ Thit b tch V03Slide#/40Your site here2/ Thit b tch V03Hnh 3 :
Thit b tch 3 Pha
Slide#/40Your site hereTHIT B TRONG NH MY3/ Thp hp ph V06A/B Cu
toCu to bn trong thp V06 bao gm tt c 06 lp ht.
Hnh 4 : Thp hp ph V06A/BSlide#/40Your site here3/ Thp hp ph
V06A/B Chc nngTch nc ra khi dng kh nguyn liu m bo nhit im sng ca nc
trong kh trc khi a vo cm lm lnh -65OC nhm trnh hin tng to thnh
hydrate trong qu trnh lm lnh ch bin v m bo nhit im sng ca nc trong
kh thng phm u ra.Slide#/40Your site here3/ Thp hp ph V06A/B Nguyn l
lm vicDa vo nguyn l ca qu trnh hp ph. Hai thp ny hot ng lun phin
nhau. Khi thit b ny lm nhim v hp ph th thp kia gii hp. Dng kh m di
p sut 109bar c np vo mt trong hai thit b hp ph tch nc (1 thp hot ng
ch hp ph, thp cn li ch d phng). Hng ca dng kh c a vo t y thp v i ra
nh thp. Dng kh sau i vo cc tng hp ph. Tng hp ph u tin l nhm oxit
hot tnh tch phn ln nc, tng th hai lm bng ry phn t tch trit nc v gim
nhit im sng xung t yu cu l -750C p sut 34,5 bar. Kh kh ra khi thit
b hp ph c a n thit b lc F01A/B tch bi ca cht hp ph b ko
theo.Slide#/40Your site hereTHIT B TRONG NH MY4/ Thit b Turbo
Expander
Cu toThit b Turbo-Expander (k hiu CC01) l loi thit b gin n s dng
ni nng ca dng kh c ph ti l my nn 1 cp. Cnh gin n (expander wheel) v
cnh qut nn (compressor wheel) c gn chung trn 1 trc c bi 2 bc n.
Thit b c chia lm 3 phn ngn cch bi 02 LABYRINTH SEAL bao gm bung gin
n (expander casing), bung nn (compressor casing) v phn trc quay
(rotating casing). Thit b c trang b cc h thng ph tr gm h thng kh lm
kn (seal gas), h thng du bi trn (lube oil) v h thng lm mt. Trc quay
v bc n c bi trn bng du bi trn. Cc seal lm kn (labyrinth seal) c tng
cng bng h thng seal gas
Hnh 5: Cu to Turbo Expander Slide#/40Your site here4/ Thit b
Turbo Expander Chc nngThit b c chc nng gim p sut kh m vo nh my t
109 barg xung p sut t 35 38 barg (thc hin trong expander casing) lm
lnh dng kh ti -10 -15oC. ng thi nng lng thu c dng nn kh kh t 35 38
barg ti 47 54 barg (compressor casing).Phn Expander c nhim v gim p
sut kh nguyn liu u vo sau khi c tch nc t p sut 109 barg xung 33 37
barg nhm lm lnh kh nguyn liu u vo.Phn Compressor c nhim v nn hn hp
kh c tch cc thnh phn nng C3+ ti thp C05 v c tn thu nhit lnh sau E14
n p sut kh kh theo yu cu ca cc h tiu th (Nh my in,
m,).Slide#/40Your site here4/ Thit b Turbo Expander Nguyn l lm
vicPhn gin n (Expander): Hai phn ba lng kh kh sau khi tch nc V06 i
n phn gin n ca TurboExpander CC01 gim p t 109 bar xung cn 33,5 bar,
ng thi nhit cng gim t 25,6oC -18oC. nhit ny phn ln hydrocacbon nng
(C3+) c ha lng v lm dng np liu cho thp C05.Phn my nn (Compressor):
Qu trnh gin n gim p ti Expander xy ra th dng kh s sinh ra mt cng
lm. Cng quay ny c dn truyn ng dng chy phn my nn, nn dng kh ra t
33,5 bar ln n p sut vn chuyn 47 bar. Nh vo vic tn dng cng ca qu
trnh gin n s tit kim nng lng cho nh my.Video gii thiu turbo
expanderSlide#/40Your site hereTHIT B TRONG NH MY5/ Thp tch etan
C01 (Deethanizer)
Cu toThp tch Ethane C01 gm c 32 a van, 13 a phn luyn ca thp c ng
knh 2,6m. Phn chng ca thp c 19 a c ng knh 3,05m. B kim sot chnh p
qua thp PDIA1321 c nhim v kim sot chnh p qua thp nhm kp thi pht hin
cc hin tng bt thng nh ngp thp, to bt. Hai thit b gia nhit dng
Kettle Reboiler c lp ti y ca thp, vi cng sut hot ng ca mi thit b l
50%, cung cp nhit cho y thp.
Hnh 6: Thp C01Slide#/40Your site here375/ Thp tch etan C01
(Deethanizer) Chc nngThc hin qu trnh phn tch gia C2 v C3. C2- v mt
phn nh C3 s i ra khi nh pha kh, phn ln lng C3+ v mt phn nh C2 ra
khi y C01 dng lng s c a ti thp C02 phn tch tip sn xut ra LPG v
condensate. Nguyn l lm vicp sut thp C01 trong ch GPP chuyn i l 27
bar, c duy tr bng cch iu chnh ng m ca van PV1403A/B v tc quay ca my
nn K01, trong trng hp p sut vt gii hn thit k, van PV1305B s m x kh
ra t ti flare trnh gy qu p cho thp. Nhit nh v y tng ng l 14oC v
109oC c duy tr nh vo vic iu chnh lng du hot oil cung cp vo thit b
gia nhit y thp.Slide#/40Your site hereTi liu tham kho[1]. Bo co Thc
tp tt nghip sv Trn nh c hng dn: Ts. Trng Hu Tr nm 2013[2]. Gio Trnh
Thit b du kh (lu hnh ni b)[3]. Website
https://www.youtube.com/watch?v=tKixRKP-UJQ[4]. Website
http://gulfexlp.com/[5]. Bo co tham quan thc t nhn thc Sv: Nguyn Th
Tr
Slide#/40Your site hereThank You!
LOGOYour site hereSheet1STTTn ch tiun vMc cht lngng kPhng phpphn
tch1Kg/lS liu bo coASTM D1298-992Psi12.1ASTM D323-993Hm lng lu
hunhmax%kl0.15ASTM D1266-984hm lng nc t do%klkhng cASTM D95-995Tng
hm lng axit maxMgKOH/g0.033ASTM D974-956-s 1ASTM D130-947Tr s octan
(RON),min55ASTM D2699-958Chng ctASTM D86-96IBP,max45FBP,max180Hm
lng cn v hao htmax%Vol2.5
Sheet2
Sheet3