M T CNG NGHTi liu: 09035-00-GIN-PR002Cng vic: 2009035Phin bn: B2Trang 14/34

M T CNG NGH

D n: Nh my POLYESTER nh Va im: Khu cng nghip nh V Hi Phng; Vit NamCh u t: Cng ty c phn PVTEX

Phn loi ti liu:Nhm ZPhin bn: B1 ngy 22/02/2010

MC LC.

1.M T CHUNG52.PHN XNG TRNG NGNG52.1Vn chuyn, tn cha v np liu PTA.(Section 11)62.1.1C s chung.62.1.2Cc thit b chnh.62.1.3Tm tt cng ngh62.2Vn chuyn v tn cha EG72.2.1C s chung72.2.2Cc thit b chnh72.2.3Tm tt cng ngh.72.3Chun b xc tc.(Setion 15)72.3.1C s chung.72.3.2Cc thit b chnh.82.3.3Tm tt cng ngh.82.4Chun b tc nhn to mu.(Section 15)92.4.1C s chung.92.4.2Cc thit b chnh.92.4.3Tm tt cng ngh.102.5Trn nguyn liu th.(Section 18)112.5.1C s chung.112.5.2Cc thit b chnh.112.5.3Tm tt cng ngh.122.6Thit b phn ng ESPREE (Section 20)132.6.1C s chung:132.6.2Cc thit b chnh.132.6.3Tm tt cng ngh.142.7Thit b phn ng DISCAGE.(Section 22)162.7.1C s chung.162.7.2Cc thit b chnh172.7.3Tm tt cng ngh.172.8H thng phun sng PE,PP v DC.(Section 20/22)182.8.1C s chung.182.8.2Cc thit b chnh182.8.3Tm tt cng ngh.192.9Thu hi EG thi (Section 37)202.9.1C s chung.202.9.2Cc thit b chnh.202.9.3Tm tt cng ngh212.10H thng to chn khng ca qu trnh trng ngng.(Section 24)212.10.1C s chung.212.10.2Cc thit b chnh.212.10.3Tm tt cng ngh.222.11H thng phn phi dung dch nng chy (melt) (Section 26)232.11.1C s chung.232.11.2Cc thit b chnh232.11.3Tm tt cng ngh.232.12Cm to hi Chip. (Section 30)242.12.1C s chung.242.12.2Cc thit b chnh.242.12.3Tm tt cng ngh.252.13Tn cha ht Chip v ng gi.(Section 33)252.13.1C s chung252.13.2Cc thit b chnh.262.13.3Tm tt cng ngh.262.14Tho x sn phm. (Section 39)262.14.1C s chung.262.14.2Cc thit b chnh.272.14.3Tm tt cng ngh272.15Lm sch thit b lc.(Section 93)272.15.1C s chung.272.15.2Cc thit b chnh.282.15.3Tm tt cng ngh.282.16Cm gia nhit cht ti nhit (HTM).(Section 61)292.16.1C s chung292.16.2Cc thit b chnh.292.16.3Tm tt cng ngh.293.PHN XNG SN XUT X.303.1.1C s chung303.2Cc thit b chnh313.3Tm tt cng ngh.313.3.1H thng vn chuyn melt313.3.2H thng ko si v phn phi melt.313.3.3H thng xe y v vch rt si (draw-off wall).323.3.4Dy chuyn to x333.3.5Qu trnh chun b kt thc ko si v h thng ri si344.PHN XNG TO SI FILAMENT344.1.1C s chung344.2Cc thit b chnh.344.3Tm tt cng ngh.354.3.1Dy chuyn to si POY354.3.2Dy chuyn to sn phm si dn (DTY)35

1. M T CHUNGNh my Polyester s c xy dng cho Cng ty c phn ha du v x si du kh ti Khu cng nghip nh V, nh my bao gm cc phn xng sau: Phn xng trng ngng Phn xng sn xut x Phn xng sn xut si FilamentMc ch ca phn xng trng ngng l to ra dung dch polyme cao phn t c nht c trng hay l: to nn chui phn t c chiu di xp x 100 phn t. Dung dch nng chy c a ti phn xng sn xut x, phn xng sn xut si Filament v cm sn xut ht chip.Sn phm PET c to nn bi hai nguyn liu th l: PTA (axit terephthalic) v MEG (mono ethylene glycol) qua chui cc phn ng ha hc khc nhau.2. PHN XNG TRNG NGNG xem xt khi qut phn xng cn tham kho thm cc bn v s dng cng ngh: 09035-11-PFD-PR001 S dng vn chuyn,tn cha v np liu PTA 09035-11-PFD-PR101 S dng tn cha v vn chuyn PTA 09035-15-PFD- PR001 S dng chun b xc tc 09035-15-PFD-PR002 S dng chun b ph gia to mu 09035-18-PFD-PR001 S dng trn nguyn liu th 09035-20-PFD-PR001 S dng thit b phn ng ESPREE 09035-20-PFD-PR002 S dng h thng phun cho cc qu trnh este ha, trng ngng v discage. 09035-20-PFD-PR001 S dng thit b phn ng DISCAGE 09035-24-PFD-PR001 S dng h thng to chn khng 09035-26-PFD-PR001 S dng h thng phn phi dung dch nng chy. 09035-30-PFD-PR001 S dng h thng sn xut ht Chip 09035-33-PFD-PR001 S dng tn cha v vn chuyn ht chip 09035-37-PFD-PR001 S dng h thng thu gom dng thi EG 09035-39-PFD-PR001 S dng x thi sn phm v x l TEG 09035-61-UFD-PR001S dng ph tr cho qu trnh tn cha, thi, x, np cht ti nhit HTM. 09035-61-PFD-PR002 S dng ph tr cho h thng HTM: cm phn phi HTM. 09035-61-PFD-PR003 S dng cho h thng HTM: cm gia nhit HTM phn A 09035-61-PFD-PR004 S dng cho h thng HTM: cm gia nhit HTM phn B 09035-80-PFD- PR001 S dng tn cha MEG 09035-93-PFD-PR001 S dng lm sch thit b lc.2.1 Vn chuyn, tn cha v np liu PTA.(Section 11)Tham kho ti liu s dng: 09035-11-PFD-001/09035-11-PFD-PR101.2.1.1 C s chung.PTA c cung cp dng bao v c vn chuyn bng h thng kh tr ti Silo cha PTA 11S58, h thng vn chuyn vng tun hon kn c s dng kh Nit lm mi cht vn chuyn trung gian.2.1.2 Cc thit b chnh.11U01H thng vn chuyn PTA bng kh trPhn vn chuyn PTA ti Silo cha PTA11UB11A/B Qut thi vn chuyn PTA11UB12A/C Qut thng hi11UD11 B tip nhn Nit11UE11Thit b lm mt Nit t thit b qut thi vn chuyn PTA.11UF11A/CThit b lc kh qu trnh thng hi cho trm np liu.11UF12Thit b lc bi11UF13A/BThit b lc Ni t11UV13A/CCc cn trc vn chuyn PTA (vn chuyn bao PTA)11US11A/CCc phu np liu PTA-cho vic tip nhn PTA t cc baoThit b lm sch chn khng cng nghip-lm sch bao cha PTA11UQ11A/CThit b np liu PTA dng quay.11S58 Silo cha PTA 2.1.3 Tm tt cng nghD PTA t cc bao chaBao cha PTA c vn chuyn t kho cha gn trm np liu bng xe nng, trm np liu bao gm ba phu np liu PTA c trang b vi 02 ming lm rng cc bao cha PTA mt cch ng thi.Vn chuyn PTA.PTA c vn chuyn ti Silo cha 11S58 bng h thng vn chuyn khi tr.Vng tun hon kn vn chuyn PTA c s dng Nit lm cht vn chuyn trung gian, nhm ngn chn to hn hp n bng vic ti thiu ha oxy c trong Silo cha v trong ng ng vn chuyn PTA.Thit b lc bi PTA c cung cp ti Silo cha nhm loi b bi PTA trc khi Nit quay tr li tun hon trong chu trnh.Nit b sung v h thng thng hi c lp t nhm duy tr p sut tun hon l khng i v thit b lc Ni-t nhm loi b bi PTA.2.2 Vn chuyn v tn cha EGTham kho ti liu S dng: 09035-80-PFD-PR0012.2.1 C s chungNhm tn cha EG (Ethylene glycol) v duy tr vic cung cp EG cho nh my Polyester.2.2.2 Cc thit b chnh80P01A/B Bm vn chuyn EG- cho qu trnh np liu EG80S01 B cha EG- Tn cha EG2.2.3 Tm tt cng ngh.Ethylene Glycol (EG) c nhp v nh my bng tu v c vn chuyn bng ng ng nhp vo b cha, h thng ng nhp EG di khong 2km t cu cng hng lng ti hng ro nh my. T , Glycol c vn chuyn bng bm ti cc cm sn xut trong nh my.2.3 Chun b xc tc.(Setion 15)Tham kho ti liu 09035-15-PFD-PR0012.3.1 C s chung.Xc tc c s dng theo m, c tn cha sn sng s dng.2.3.2 Cc thit b chnh.15A11Thit b khuy xc tc CPC15D11B chun b xc tc- chun b dung dch xc tc vi EG15D12B cha dung dch xc tc.15E14Thit b lm mt cht ti chit HTM15F12A/B Thit b lc xc tc CPC15P12A/BBm xc tc.15P14Bm cht ti nhit th cp.15Q10Cn xc tc15Q11H thng m bao/ht xc tc.2.3.3 Tm tt cng ngh.Kch c m xc tc c la chn tng thch vi yu cu ca qu trnh sn xut v thng thng l cho 01 ngy tiu th, dung tch b cha ti thiu l cho 02 ngy sn xut.Ty thuc vo dng xc tc m m cha chun b nng cao hn, c gia nhit ha trn xc tc, sau EG c b sung thm t nng m xc rc nh mong mun, tip theo dung dch xc tc c lm ngui ti nhit yu cu.Lng EG theo yu cu nhit mi trng c bm vo b cha chun b dung dch xc tc (CPC) qua thit b o dng trong ng ng EG, lng xc tc c cn chnh xc bng cn ph gia v c np vo b chun b. Nu bt Antimony trioxide c s dng lm xc tc, th my khuy c khi ng sau khi bm EG v dung dch c gia nhit bng cht ti nhit HTM (c nhit xp x 2000C) n 1800C hnh thnh hn hp antimony glycolate. Khi ton b Sb2O3 c ha tan hon ton, (dung dch mu thng l khng mu trong vng 2 gi), th ngng gia nhit bng cht ti nhit HTM v b sung EG t c nng dung dch nh yu cu. Sau dung dch xc tc c lm ngui ti 850C bng cch iu chnh dng tun hon cht ti nhit ti xp x 750C (850C l nhit cui). lm ngui, dng cht ti nhit c cho qua thit b lm ngui bng khng kh 15E14. Nu Antimony Triglycolate (Sb2EG3,Sb2C2H4O2) c s dng lm xc tc, my khuy c khi ng v dung dch c gia nhit ti 1200C bng cch iu chnh dng tun hon HTM ti xp x 1500C (1200C l nhit cui). Khi ton b Sb2EG3 c ha tan hon ton (Dung dch mu khng mu thng l trong khong thi gian 01h) th ngng gia nhit bng cht ti nhit v thm EG t c nng cui nh mong mun. Sau dung dch xc tc c lm mt ti xp x 850C bng cch iu chnh dng tun hon HTM ti xp x 750C (850C l nhit cui). lm ngui, dng cht tun hon cht ti nhit c cho qua thit b lm ngui bng khng kh 15E14. Nu Antimony Triacetate (SbAc3,Sb(CH3COO)3) c s dng lm xc tc v dung dch xc tc c ha tan nhit mi trng. Khi ton b SbAc3 ha tan hon ton (dung dch mu khng mu thng trong 01h), th b sung EG t c nng nh yu cu.Cn ly mu mi m phn tch nng , khi kt qu th nghim t yu cu m dung dch xc tc c a ti b cha dung dch xc tc 15D12.Dng dung dch xc tc CPC chnh c tun hon lin tc bng bm CPC 15P12, ch mt phn dng dch xc tc c cho qua thit b lc CPC 15F12 loi b cc thnh phn khng ha tan trc khi xc tc c np vi dng EG chnh i vo b trn theo m.Lng dung dch xc tc c np vo phn xng cng ngh c iu khin bi thit b iu khin dng.Qu trnh chun b v tn cha dung dch xc tc(lin kt ni tip) c ph kn bng kh Nit nhm ngn chn vic hnh thnh m v h tr cho vic loi b sn phm ph. B chun b c lin kt vi h thng thng hi cng ngh ht kh Nit vi hi nc, EG v cc sn phm c nhit si thp.2.4 Chun b tc nhn to mu.(Section 15)Tham kho ti liu 09035-15-PFD-PR002.2.4.1 C s chung.TiO2 dng l lng trong mi trng EG nhit mi trng, sau khi ha tan v tch cc ht qu c, dung dch huyn ph c trn vi EG ti nng cui v c vn chuyn ti b cha dung dch TiO2 sn sng s dng trong dy chuyn cng ngh.2.4.2 Cc thit b chnh.15A71 My khuy cho b chun b TiO2 15D71(khuy v phn tn dung dch TiO2).15A72A/B My khuy cho b cha dung dch TiO2 15D72A/B.15A75 My khuy cho b iu chnh dung dch TiO2 15D7515A 77My khuy cho b cha dung dch TiO2 15D77.(khuy/gi dung dch trng thi ng).15A81My khuy cho b cha cn dung dch TiO2 th nht 15D81.15A83My khuy cho b cha cn dung dch TiO2 th hai 15D83.15D72A/B B cha dung dch trn TiO2.15D75B iu chnh dung dch TiO2 (iu chnh nng dung dch TiO2).15D77B cha dung dch TiO2.15D81B cha cn dung dch TiO2 s 1.(thu cc phn kt t)15D83B cha cn dung dch TiO2 s 2. (thu cnTiO2 t thit b phn phi.15F77 A/B Thit b lc TiO2.( qu trnh lc cui dung dch huyn ph TiO2).15M74Thit b to ly tm TiO2 (cho vic tch cc thnh phn TiO2 kt t 15M82Thit b phn tn (Phn tn cc ht TiO2 k t).15P77A/B Bm nh lng TiO215P82 Bm nguyn liu cn TiO2 (bm TiO2 qua thit b phn tn).15Q70 Thit b vn chuyn bao TiO215Q71Thit b np liu TiO2 (np TiO2 vo b chun b).15V71H thng m bao TiO22.4.3 Tm tt cng ngh.Kch c m c chn tng ng vi 01 ngy sn xut, cng sut b cha dung dch huyn ph xp x 02 ngy vn hnh m bo khng nh hng ti qu trnh sn xut khi c s c.Hn hp trn bao gm 50 wt % EG v 50 wt% TiO2 c chun b trong b 15D71. Khi lng EG c nh lng v np vo b chun b 15D71, sau mt lng chnh xc TiO2 c np t h thng m bao qua thit b np liu 15Q71 vo b chun b. Dung dch huyn ph ng nht c c nh qu trnh khuy trn vi my khuy 15A71.Sau dung dch huyn ph vi 50% TiO2 c tho ra t b chun b 15D71 i vo b cha dung dch trn TiO2 15D72 ti y EG c b sung vo c c dung dch huyn ph xp x 18% khi lng.Hai b cha dung dch 15D72 c lp t nhm tng cng sut v gi thi gian lu l ti thiu.Sau khong thi gian lu t 10-12h, dung dch huyn ph c chuyn bng bm nguyn liu 15P74 qua thit b ly tm 15M74 ti y cc ht qu c, cc phn kt t c tch ra khi dung dch. Dung dch tip tc t chy ti b iu chnh 15D75, khi ton b m TiO2 ti thit b ly tm 15M74 th ly mu xc nh nng thc t ca dung dch TiO2.EG tip tc c b sung vo b iu chnh 15D75 t c nng TiO2 l 15% khi lng, sau li tip tc ly mu v phn tch trong phng th nghim trc khi m dung dch TiO2 a ti b cha 15D77. kim tra hiu qu ca qu trnh ly tm th cn phi tin hnh th nghim vi thit b lc cc ht vi kch c 1m.Cc ht c kch thc qu c (cn) c tch ra t dung dch trong my ly tm (xp x t 3 n 5% TiO2 c tch ra) c thu gom li trong b lng cn s 1 (15D81). B ny c trang b my khuy nhm ngn chn s lng cn ca cc ht TiO2 kt t.Phn cn thu c t qu trnh ly tm tip tc c a ti bc phn tn khc, v vy cn c bm bng bm nguyn liu cn 15P82 qua thit b phn tn 15M82 ti cc phn kt t TiO2 c nghin v phn tn trc khi thu gom vo b cha trung gian TiO2 th 2 15D83 sn sng cho vic ti s dng cho m TiO2 k tip. Ti b cha lng cn th 2 c trang b my khuy 15A83 ngn chn s lng cn. ti thiu ha s tch in, huyn ph nghin phi c lu trong b cha cn th 2 (15D83) trong khong thi gian t nht l 4h trc khi chuyn vo b 15D71 chun b cho m TiO2 k tip. My khuy chuyn ng chm 15A83 ngn chn s lng cn.Trc khi lng TiO2 c trong b lng cn th 2 (15D83) a ti b chun b 15D 71 th nng ca dung dch ny phi c xc nh trong phng th nghim ti iu chnh nng EG trong m trn k tip mt cch hp l.2.5 Trn nguyn liu th.(Section 18)Tham kho ti liu s dng 09035-18-PFD-PR001.2.5.1 C s chung.Nhm o lng v np nguyn liu PTA; MEG vi mt t l xc nh vo b trn cho qu trnh chun b m nguyn liu.Nhm chun b hn hp ng nht.Np m trn vi nh lng cho sn vo phn di ca thit b phn ng ESPREE (qu trnh este ha).2.5.2 Cc thit b chnh.13F26 Thit b lc EG (cho qu trnh lc EG th).18A13 My khuy (trn hn hp nguyn liu trong b trn).18D13 B trn hn hp nguyn liu.(chun b hn hp ng nht).18S16 B trn EG (cho vic to hn hp ng nht gia EG tun hon v EG th.18E16 Thit b lm mt EG.18P13A/B Bm hn hp nguyn liu.(hn hp nh lng nguyn liu cho qu trnh este ha.)18P16A/B Bm trn EG.18Q13 Thit b np liu PTA (dng trc vt cho qu trnh np liu PTA t Silo cha).18Q17 Cn nh lng PTA.(nh lng chnh xc PTA cho thit b trn).2.5.3 Tm tt cng ngh.PTA c bm nh lng t Silo cha 11S58 vo b trn bng vic s dng thit b np liu dng trc vt v thit b o khi lng dng.EG th c bm t b cha EG qua thit b lc EG 13F26 ti phn xng trng ngng, EG t cc thng ngng tch 20D33 v 22D43 c gom vo b cha EG 37S90 v c a ti b trn EG 18S16 ti n c trn vi EG tun hon t thp cng ngh 20T12 (thp tch EG). Nhit trong b trn EG 18S16 c gi cao nht 700C.Dng EG chnh t b trn EG 18S16 c trn vi dung dch xc tc nh lng (vi thit b iu khin khi lng dng c chnh xc cao) v vi mt phn ca dng EG tun hon t thp cng ngh 20T12. Dng EG c nh lng v iu khin bi thit b o khi lng dng v c np vo b trn nguyn liu 18D13.Mt phn dng EG tun hon t thp cng ngh 20T12 c s dng iu chnh nhit ca hn hp nguyn liu.Tt c cc thnh phn nguyn liu c trn k trong b trn hn hp nguyn liu bng my khuy c thit k c bit nhm to hn hp ng nht v c t l mole xp x 1.5 c th d dng bm chuyn ti phn di ca thit b phn ng ESPREE bng bm th tch. ngn chn bi PTA i vo h thng thng hi cng ngh th thit b trn hn hp nguyn liu c trang b vi mt mi vm c hai u phun EG chng ln nhau. Dng EG phun i t b cha EG nhit mi trng iu ny lm tng hiu qu trong vic loi b acetaldehyde.H thng thng hi cng ngh trn nh vm to chn khng ht hi cng ngh trong h thng.Hn hp nguyn liu c lin tc o lng v np vo thit b phn ng ESPREE bng cc bm nguyn liu c iu khin tc 18P13A/B, thng thng cc bm ny c vn hnh ng thi tuy nhin c th vn hnh mt chic ch cng sut ln nht.Thit b o khi lng dng s dng lin tc o tc dng nguyn liu v t trng hn hp nguyn liu. T trng l t l mole gia EG v PTA, tn hiu t trng c ghi li iu chnh d dng thit b iu khin qu trnh np liu EG nhm duy tr chnh xc cao t l mole ca nguyn liu, iu ny rt quan trng to nn s n nh cao trong qu trnh cng ngh.

2.6 Thit b phn ng ESPREE (Section 20)Tham kho ti liu: 09035-20-PFD-PR0012.6.1 C s chung: to ra hp cht DGT (diglycol terephthalate) bng qu trnh Este ha trc tip khng c xc tc gia PTA v MEG.Nhm tch nc trong qu trnh este ha.Nhm loi b v thu hi EG d (mt lng d EG cn thit thc y phn ng) cho vic ti s dng.Nhm loi b sn phm ph ca qu trnh phn ng.2.6.2 Cc thit b chnh.20E10Thit b trao i nhit cho thit b phn ng ESPREE (trao i nhit bn ngoi cho qu trnh este ha).20E12Thit b ngng sn phm chng ct.(ngng nc ca qu trnh phn ng)20E13Thit b tn dng nhit (tin gia nhit EG trc khi i vo thp cng ngh)20E15Thit b ha hi cht ti nhit HTM.(gia nhit y thit b phn ng ESPREE v thit b trao i nhit ca thp cng ngh 20T12.20P11A/B Bm Monome (vn chuyn monome t qu trnh ester ha ti kt thc qu trnh este ha).20P12A/B Bm cho thit b trao i nhit (cho qu trnh np liu EG t thit b trao i nhit y thp cng ngh ti thit b phn ng 20R10 v ti b trn EG 18S16).20R10 Thit b phn ng ESPREE thit b phn ng a cp cho phn ng este ha hn hp PTA/MEG; kt thc qu trnh trng ngng, tin trng ngng).20T12 Thp cng ngh.cho qu trnh chng ct/phn tch EG v hi nc.20V10 ng chn khng (PP) (dn hi n thit b phun ngng).20RZ10 Thit b trn nguyn liu EG/CPC (trn EG hoc CPC vi monome).2.6.3 Tm tt cng ngh.Phn ng Este ha tri qua theo mt s giai on. Bc u tin c thc hin trong qu trnh este ha (ti phn y ca thit b phn ng 20R10, tc chuyn i t 88-92%). Ba phn tip theo c lp t lin tip chng ln nhau theo lp s dng cho qu trnh kt thc phn ng este ha (phn nh ca thit b phn ng 20R10 c tc chuyn ha ln n 98%.)Trong sut qu trnh phn ng este ha, chui polyme bt u c hnh thnh. Qu trnh trng ngng tip din v qu trnh este ha nt phn cn li din ra trong qu trnh trng ngngHn hp nguyn liu bao gm c xc tc c cung cp lin tc vo phn ese ha ca thit b phn ng 20R10 t b trn hn hp nguyn liu 18D13 bng bm 18P13A/B nhit xp x 650C.Trc khi hn hp nguyn liu i vo thit b trao i nhit ng chm 20E10, th EG thu hi t thp 20T12 v tc nhn to mu TiO2 c a vo hn hp nguyn liu lm tng t l mole tng ln t 1.75 n 1.8 v b cho s mt mt EG t vic bay hi trong qu trnh este ha. Lng EG thu hi a vo dng hn hp nguyn liu c iu khin bi chu trnh iu khin dng, bm ca thit b trao i nhit y thp cng ngh 20P12 np nguyn liu EG t y thp 20T12 vo mt phn dng EG quay tr li qu trnh este ha duy tr t l mole ni ti. Mc lng trong thit bi trao i nhit y thp cng ngh 20T12 c iu khin bi qu trnh np EG d quay tr li b trn EG 18S16.Dung dch TiO2 i vo cng vi EG thu hi t thp cng ngh vo ng ng cha hn hp nguyn liu bn di thit b trao i nhit ca thp cng ngh, khi lng dung dch huyn ph TiO2 c o lng bi thit b o, thit b ny cho php iu chnh tc bm trc vt lch tm vn chuyn dng TiO2.Hn hp dng nguyn liu bao gm EG thu hi v dung dch TiO2 c np vo bn trong ng thit b trao i nhit 20E10 ca thit b phn ng ESPREE qua mt u vo c bit. Hn hp dung dch ny ngay lp tc trn vi cc monome sn c bng thit b trn tnh bn di b ng, vng tun hon t nhin c sinh ra bi ch si trong thit b trao i nhit. iu kin vn hnh vi nhit t 255-2600C v p sut t 1.2 n 1.5 bar, cc tc nhn phn ng si mnh lit. T l chuyn ha xp x 88 n 92% trong thi gian phn ng t 60 n 80 pht, mc trng ngng tng ln xp x ba n v.Khi DTG c hnh thnh, nc sinh ra t qu trnh phn ng cng vi mt lng EG i vo thp cng ngh 20T12. EG tch ra mt phn (c o lng v iu khin) quay tr li qu trnh este ha lm tng thm s chuyn ha, ngc li mt lng tng ng c cho quay tr li b trn EG ti s dng.Nng lng cn thit gia nhit hn hp nguyn liu n iu kin ca phn ng, bay hi nc, EG v nhit cho qu trnh phn ng c cung cp bi thit b sinh hi HTM trong thit b ha hi HTM 20E15. Nhit ny thay i t 282 n 2900C ph thuc vo nhit ca hi HTM i qua thit b TN.Lng EG thm vo nhm iu chnh t l mole tng hoc thm vo dung dch xc tc c np vo dng monome, thit b trn tnh 20R10 c lp t nhm bo m cho qu trnh trn gia EG thm vo hoc dung dch xc tc v cc monome t c dung dch ng nht.Cng vi nc sinh ra trong qu trnh phn ng cn c hi EG tch ra trong qu trnh este ha, hn hp EG/nc ny c chng ct trong thp 20T12. Hi nc t nh thp di p sut hi bo ha v mt phn c s dng nh l dng hi cho cm to chn khng, dng hi d ny c ngng t trong thit b ngng 20E12 v nc ngng c thu gom vo b cha kn 24D53. Hi nc cho cm to chn khng c ngng trong cc thit b ngng 24E51/53A/B v c gom vo b kn 24D53.Nc thu gom vo b kn (chn khng) 24D53 c cho qua thp tch 24T61 loi b cc sn phm c nhit si thp nh l aldehyde, mt phn dng ny c bm hi lu qua thit b iu khin dng hi lu quay tr li thp cng ngh 20T12 bng bm hi lu 24P61A/B, mt lng nc d tch khi thp tch bng cch t chy trn.Phn kt thc qu trnh este ha c chia lm ba on c gia nhit bng ng xon chng ln nhau, cch sp t nh vy nhm tng tnh linh ng, kh nng tch nc cng nh to s phn chia thi gian lu mt cch ng u. thi gian lu t 50 n 60 pht, chuyn ha t c khong 98%, mc trng ngng tng ln t 5 n 6 n v.Phn ng kt thc qu trnh este din ra trong iu kin chn khng, qu trnh bay hi theo yu cu v nhit phn ng c cung cp bi thit b ha hi HTM 22E25. Ph thuc vo sn phn u ra, nhit hi HTM s thay i t 290 n 2950CPhn th hai v th ba ca thit b phn ng c thit k c cc ng np liu, qua dung dch ph gia c th np vo thit b phn ng.Hi bao gm phn chnh l EG v nc sinh ra trong qu trnh phn ng i ra t giai on kt thc qu trnh este ha, qua ng ng hi i vo thit b ngng 20E23. Ti y hi c ngng trc tip bng thit b phun EG, cc phn khng ngng nh acetaldehyde hoc nit c ht ra bi h thng chn khng. Dng EG phun ra c tun hon bi bm EG20P23A/B qua thit b lm mt 20E24A/B ti thit b ngng 20E23. Lng d hn hp EG/nc c o lng v np vo thp cng ngh 20T12 chng tch.Sau khi tch ra t qu trnh kt thc este ha, cc monome c chy bng t trng n b b phn cha c cc tm chn cho qu trnh tin trng ngng, tc dng monome c iu khin bi van iu khin mc, van ny tip nhn thng tin ci t t thit b iu khin mc ca phn thu gom ca qu trnh tin trng ngng. Phn ng tin trng ngng xy ra ti mt s b phn sau: B phn cha c tm ngn. B phn bay hi chy mngQu trnh tin trng ngng ca thit b phn ng Este ha bao gm hai b phn cha c tm ngn xp dng tng v 02 b phn bay hi dng chy mng, ti tng u tin ca b phn cha c tm ngn p sut gim v sn phm phn ng chy trn qua ng trung tm vo bung cha c tm ngn th hai, tip theo sn phm c phn phi u n i vo cc tng chy mng. Cc tng chy mng ny bao gm nhiu ng c thit k c bit, din tch b mt thit b tng ln v v vy tng cng mc trng ngng bi vic loi b hn hp hi EG/nc. cui qu trnh tin trng ngng hp cht tin polyme c thu gom vo y thit b phn ng, chng c s dng lm lp m cho bm sn phm tin polyme 22P121A/B.Qu trnh tin trng ngng c vn hnh p sut 5-8mbar v nhit 278 n 2820C, phn ng este ha c kt thc v chiu di chui sn phm tin polyme tng ln bi qu trnh trng ngng cc phn t este di s phn tch EG. Hi tch ra t qu trnh tin trng ngng polymer bao gm ch yu l EG c ngng trong thit b ngng phun 20E33 v thit b loi b sng 20E36 (bng vic phun dng EG lnh trc tip )2.7 Thit b phn ng DISCAGE.(Section 22)Tham kho ti liu 09035-22-PFD-PR0012.7.1 C s chung. to sn phm Polyme c trng ngng xp x 95 n 108 n v, bt u t sn phm tin trng ngng nhn c t thit b phn ng ESPREE.2.7.2 Cc thit b chnh22P21A/B Bm sn phm tin Polyme.22A20Thit b khuy22E20Thit b ha hi HTM22P22A/BBm tho sn phm Polyme (tho x dung dch nng chy t thit b phn ng DISCAGE).22R20Thit b phn ng DISCAGE (cho qu trnh trng ngng chuyn ha sn phm ln ti 108 n v.22V20ng chn khng (dn hi vo thit b phun ngng).2.7.3 Tm tt cng ngh.Phn ng trng ngng cui cng c tin hnh di mi trng chn khng vi nhit cao hn v p sut thp hn so vi giai on tin trng ngng. ngn chn s bin i sn phm cui cng th phi gi n nh n mc c th trong sut qu trnh trng ngng. t c iu ny, mc ca thit b phn ng DISCAGE c iu khin bi iu khin dng sn phm np vo thit b phn ng DISCAGE c s dng bm thay i c tc 22P21A/B. im ci t tc bm sn phm tin polyme c t bi thit b iu khin mc u vo ca thit b phn ng DISCAGE. Thng thng hai bm c th chy ng thi tuy nhin c th vn hnh mt bm cng sut ln nht.Thit b phn ng DISCAGE c thit k c bit l dng thit b phn ng nm ngang, n c kt hp cc c im khc nhau nhm to ra sn phm cui cng c mc chuyn ha t 95-108 n v. nht sn phm tng cao nn cn thit to lc y sn phm theo hng c kim sot trong thit b phn ng, nhm trnh cc im cht, to nn s tip xc b mt sn phm vi mi trng chn khng v gi cho iu kin phn ng mc thp nht c th. Thit b phn ng c thit k vi mt lng hnh tr dng my khuy 22A20 vi nhiu a (dng cnh), vng v thanh trn v cc tm ngn. Nhit cng ngh (pha ngoi thit b phn ng) c gi 282 n 2850C.Thit b phn ng DISCAGE c kt ni vi thit b ha hi HTM 22E25 cung cp nng lng nhit theo yu cu.Bm vn chuyn sn phm polyme 22P22A/B to p sut cn thit cho qu trnh lc v phn phi melt ti h thng phn phi melt.Trn ng ng melt, pha sau bm sn phm, c trang b thit bi o nht trc tip. Vic kim sot nht bng cch ci t chn khng bn trong thit b phn ng DISCAGE trong khong t 1-2mbar.2.8 H thng phun sng PE,PP v DC.(Section 20/22)Tham kho ti liu 09035-20-PFD-PR002.2.8.1 C s chung.Nhm tch EG s dng t phn ng cng ngh v a chng ti cm ti tun hon trc tip.2.8.2 Cc thit b chnhCm kt thc qu trnh este ha (PE)20D23Thng cha EG (PE)-thng cha dng baromet cho h thng phun EG.20E23Thit b ngng phun sng (ngng hi EG).20E24A/B Thit b lm ngui EG (PE) lm mt EG t thit b ngng 20E23.20P23A/B Bm EG tun hon n thit b ngng 20E23.Qu trnh tin trng ngng (PP)20D33Thng cha EG (PP) thng cha dng baromet cho h thng phun sng EG.20D36B cha kn EG-b cha dng baromet cho h thng phun EG sch.20E33Thit b ngng (PP)- cho qu trnh ngng hi.20E34A/B Thit b lm mt EG (PP) cho qu trnh lm mt EG t thit b ngng 20E33.20E36Thit b lm tan sng (PP)- cho qu trnh ngng hi cui.20E37Thit b lm mt EG (cho thit b lm tan sng PP) lm mt EG t thit b lm tan sng 20E3620F33A/B Thit b lc EG (PP)20P33A/B Bm EG (PP) tun hon EG n thit b ngng EG 20E33.20P36A/B Bm EG tun hon EG n thit b lm tan sng 20E36.Cm thit b DISCAGE (DC)22D43Thng cha EG-thng cha dng baromet cho h thng phun sng EG.22E43Thit b ngng sng (DC)-ngng hi EG.22E44A/B Thit b lm mt EG (DC) lm mt EG t thit b 20E43-ngng hi ln cui.22E47Thit b lm mt EG lm mt sng EG t thit b 20E46.22F43A/B Thit b lc EG (DC).22P43A/B Bm EG- tun hon EG n thit b ngng 22E43.22P46A/B Bm EG (DC) tun hon EG n thit b ngng 22E43.22P46A/B Bm EG-tun hon EG n thit b lm tan sng 22E46.2.8.3 Tm tt cng ngh.Hn hp hi t qu trnh kt thc este ha ti thit b phn ng 20R10 c ngng trong thit b ngng sng n.Hn hp hi t qu trnh tin trng ngng ti thit b phn ng 20R10 v thit b phn ng DISCAGE c ngng trong h thng bao gm hai thit b ngng sng. Ti mi h thng c lp t thit b ngng sng kch c ln th cp nhm tch ht sng, cc oligome v cc thnh phn c nhit si thp trc khi hn hp hi i vo h thng to chn khng.H thng ngng sng c m t theo bng sau:Kt thc este ha 20R10Tin trng ngng 20R 10Thit b phn ng DISCAGE 22R20

Giai onuuCuiuCui

Thit b ngng20E23-20E3320E3622E4322E46

Thng cha20D23-20D3320D3622D4320D36*

Bm 20P23A/B-20P33A/B20P36A/B22P43A/B22P46A/B

Thit b lc--20F33A/B-22F43A/B-

Thit b lm mt20E24-20E34A/B20E3722E44A/B22E47

TB trung gianEG thi-EG thiEG schEG thi EG sch

* B chung (phn chia ngn bn trong) cho h thng ngng sng cui. tng cng hiu qu cho h thng EG sch (20D36) th mt lng EG th cho qu trnh trn c a n h thng phun sng EG v cho quay tr li b trn EG. Theo cch ny th cc oligome tch ra t qu trnh cng ngh v EG thu gom trong cc thng cha kn c lin tc ha trn vi nhau.EG th c np vo thit b lm tan sng theo vng tun hon EG ca qu trnh tin trng ngng v thit b phn ng theo mt t l xc nh (40%/60%). Lng tng nguyn liu EG c iu khin bi thit b iu khin mc ti b trn EG, EG d chy trn t b cha kn EG 20D36 (khu cha qu trnh tin trng ngng) n thng cha EG (PP) 20D33 v t n chy trn qua thit b b cha EG thi 37S90. EG d t b cha EG kn 20D36 (khu cha EG ca thit b DISCAGE) chy trn n thng cha EG 22D43 v t chy n b cha EG thi 37S90.Mt lng c nh EG thi t thng cha EG (PE) 20D23 c a n thit b tn dng nhit 20E13 v n thp cng ngh 20T12 lm gim hm lng nc c trong EG. Thit b tit kim nhit gia nhit EG thi n xp x 1500C trnh lm tc nghn ti cc tng cht bn trong thp c cha cc oligome.Mc cht lng bn trong thng cha EG (PE) 20D23 c gi khng i bng van iu khin trn ng ng np nguyn liu t bm 20P33A/B.EG thi t khu cng ngh chy trn t cc thng cha EG (PP v DC) c thu gom trong b cha EG thi 37S90 v c a trc tip ti b trn EG 18S16 c s dng bm 37P91.2.9 Thu hi EG thi (Section 37)Tham kho ti liu 09035-37-PFD-PR001.2.9.1 C s chung.Thu hi EG s dng vo b cha x l thm hoc vn chuyn EG thi vo b cha.2.9.2 Cc thit b chnh.37P90Bm vn chuyn EG s dng.-chuyn EG s dng n thp cng ngh hoc b thu hi.37P91Bm nguyn liu EG s dng- chuyn EG s dng n b trn EG.37P92Bm chuyn EG quay tr li- vn chuyn EG s dng t b cha quay tr li b cha EG thi.37S 90 B cha EG thi- thu gom EG chy trn t cc thng cha (PP+DC); thu hi EG t cc im thi khc nhau nh cc thit b TN, bm, cc im ly mu.37S92B thu gom EG thi.-thu gom EG trong sut qu trnh vn hnh khng bnh thng.2.9.3 Tm tt cng nghB cha EG thi 37S90 c chia lm hai ngn, mt ngn cha EG s dng thu c t qu trnh chy trn t cc thng cha, ngn cn li cha EG thi t ton b nh my.EG th v EG s dng t phn ng tin trng ngng gom chung vi nhau trong thng cha EG (PP) v chy trn vo ngn thu gom EG thi trong b cha EG thi 37S90.Theo phng thc tng t, EG th v EG s dng t phn ng trng ngng gom chung vi nhau trong thng cha EG (DC) v chy trn vo cng mt ngn cha ca b cha EG thi 37S90. EG thi c a trc tip n b trn EG 18S16 bng bm 37P91.EG v cc cn oligome t thit b trao i nhit, EG ti cc im ly mu; bm thi; cc im x ca thng cha, EG chy trn trong qu trnh vn hnh cng ngh trng thi khng bnh thng c thu gom li trong ngn cha th hai. T EG lng c vn chuyn trc tip n thp cng ngh bng bm 37P90 tun hon hoc ti b thu gom thi 37S92 cha tm thi. B cha 37S92 ch c s dng trong sut qu trnh khi ng hoc trong trng hp vn hnh cng ngh trng thi bt bnh thng, t b cha 37S92 EG s dng c cho quay tr li ngn thu gom ca b cha EG thi 37S90.2.10 H thng to chn khng ca qu trnh trng ngng.(Section 24)Tham kho ti liu s cng ngh 09035-24-PFD-PR001.2.10.1 C s chung. to chn khng cho qu trnh trng ngng trong thit b phn ng ESPREE v thit b phn ng DISCAGE 22R20 bng h thng phun hi nc, hi nc ny c sinh ra trong qu trnh este ha. thu gom ton b nc sinh ra trong qu trnh cng ngh v hi cng ngh ti cc im thng kh.Tch lc cc hydrocarbon c nhit im si thp t nc thi v nhm loi b chng cng vi kh thng hi bng cch t ti chng ti cm HTM.2.10.2 Cc thit b chnh.24B61A/B Qut thi (cm tch ra).- cung cp khng kh v hi thng kh n thp tch ra.24D53Bnh kn (h thng chn khng- thu hi nc ngng cng ngh v lm kn chn khng dng baromet ca h thng chn khng.24E51A/BCc thit b ngng u- thit b ngng mt cp cho nhm to p i vi hi cng ngh v hi nc.24E53A/BCc thit b ngng cui- thit b ngng 3 cp cho hi cng ngh v hi nc.24E61L t kh thi24J36A/B/ 24J46A/B / 24J47A/B / 24J51A/B / 24J52A/B / 24J53A/B / Cm thit b to chn khng, bao gm cc u phun to chn khng 24J36; 24J46/47; v 24J51/52/53; cm to chn khng a cp cho cc qu trnh kt thc este ha; tin trng ngng v thit b phn ng DISCAGE.24P53A/BBm nguyn liu cho thp tch ra. (np nc cng ngh vo ct tch ra.24T61Thp tch ra nhm loi b thnh phn c im si thp t nc cng ngh.2.10.3 Tm tt cng ngh.H thng to chn khng bao gm hai cm sau:Cm thit b th nht l cm nn, bao gm mt u phun to p c gia nhit (24J36A/B) cho qu trnh tin trng ngng v hai u phun to p c gia nhit (24J46A/B v 24J47A/B) cho thit b phn ng DISCAGE v mt thit b ngng 24E51A/B.Cm th hai bao gm cc thit b thng hi, bao gm ba cp phun 24J51A/B/ 24J52A/B v 24J53A/B lin kt vi mt thit b ngng 3 cp (24E53A/B). chn khng trong qu trnh kt thc este ha c sinh ra bi vic ht hn hp hi ca qu trnh phn ng khng ngng (sau khi ngng ti thit b ngng 20E23) gia cp th hai v th 3 ca cm thng hi bn trong thit b ngng 24E53A/B.Hi cng ngh v hi nc t cc u phun to p c ngng trong cc thit b ngng 24E53A/B. Hi nc t cc u phun thng hi c ngng trong thit b ngng 24E53A/B, thit b ngng ny c chia lm 3 phn bn trong, nc lm mt chy bn trong c hai thit b ngng ni tip nhau.Hi ngng, hi nc cng vi nc cng ngh c thu hi trong b kn 24D53.Bm nc 24P53A/B np nc cng ngh vo thp tch ra 24T61 ti nc c phun ln tng cht, hi cng ngh t qu trnh thng kh c thu gom t cc im thu kh thi khc nhau trong nh my c thi cng vi khng kh sch t y thp ra ln nh qua tng cht bng qut thi 24B61A/B. Nc cng ngh c th t c ch tiu hm lng COD thp hn, hn hp kh thi v khng kh c a n l t kh thi 24E61 t thi.Trong trng hp lng kh t thi thp hoc cn thi lm sch l t vi khng kh sch, th kh thi c x trc tip ra ngoi kh quyn (chi trong thi gian rt ngn) qua mt van iu khin dng van bm.Cc bm hi lu 24P61A/B np nc cng ngh tch ra n thp cng ngh 20T12 ti y n c s dng nh l dng hi lu v thp, mt lng d nc cng ngh c tch khi thit b thu gom c a n cm x l nc thi ti y nc thi c trung ha trong b thu gom.2.11 H thng phn phi dung dch nng chy (melt) (Section 26)Tham kho ti liu 09035-26-PFD-PR0012.11.1 C s chung.Lc melt Polyme v phn phi dung dch melt n cm sn xut ht chip2.11.2 Cc thit b chnh26M50Thit b o nht- nhm o lng nht lin tc26F51Thit b lc lin tc Polyme-cho qu trnh lc Polyme khng gin on26Q51Thit b nng b lc- cho vic vn chuyn b lc melt26YP50ng chuyn melt- Phn phi melt n cm sn xut ht chip2.11.3 Tm tt cng ngh.Melt c tho ra t thit b phn ng DISCAGE bng bm bnh rng c bit, bm tho polyme 22P22 A/B to p sut cn thit bm dung dch melt n b lc Polyme lin tc 26F51. Dung dch melt polyme c dn chuyn hng n cc dy chuyn sn xut khc nh: Dy chuyn sn xut x Dy chuyn sn xut si Filament Cm to ht Chip.Thit b lc lin tc 26F51 dng cp i, thit b lc c p sut cao cho php hot ng lin tc trao i qua li (mt hot ng v chic cn li cho d phng). Thit b lc melt c mt h thng lm sch thy phn, dng lm sch nn lc ti ch, cc ng ng, thit b lc v cc u bt ng c bc v gia nhit bi du gia nhit HTM.Pha sau bm tho sn phm ca ng ng cha dung dch melt c lp t vi mt thit b o nht 26M50, nht sn phm c iu khin bng cch ci t chn khng tng ng trong thit b phn ng DISCAGE khong t 0.8 n 2mbar.Dung dch melt nng chy c chuyn hng bng mt van melt c bit n dy chuyn sn xut si filament, dy chuyn sn xut x v cm to ht Chip 30M11.2.12 Cm to hi Chip. (Section 30)Tham kho ti liu 09035-30-PFD-PR0012.12.1 C s chung.Chuyn Polyme thnh ht ChipVn chuyn v tn cha ht Chip sn sng cho xut xngng bao ht chip thnh cc bao c kch c ln.2.12.2 Cc thit b chnh.30B12Qut thi thng kh- thng kh t thit b lm kh30D15B cha nc cng ngh- cha nc ht Chip s dng cho my ct to ht30P15A/B Bm nc cng ngh - tun hon nc cng ngh30E15A/B Thit b lm mt nc cng ngh-lm lnh nc cng ngh30F15Thit b lc nc cng ngh30H11u n dung dch nng chy30M11H thng nghin to ht trong mi trng nc bao gm: H thng dn hng v khu lm mt My ct H thng o lng v phn phi nc. ng lm lnh cho vic lm mt Chip vi thit b tch v thu gom ht Chip.30M12Thit b tin lm kh- kh nc khi ht Chip30M13Sng ht Chip.2.12.3 Tm tt cng ngh.Thit b cng ngh bao gm: h thng nghin to ht, tin lm kh v sng ht chip, h thng tun hon nc cng ngh cho cm to ht.Dung dch melt t thit b phn ng DISCAGE tho x bng bm 22P22A/B, dung dch melt c bm qua thit b lc lin tc 26F51 v np vo thit b n 30H11 v cui cng c nn qua li phn phi. B si Polyme t li phn phi c lm mt bng nc ti phn dn hng v c dn ti u ct. Cc u phun nc phun trn b si lm mt ng nht.L cun nguyn liu trn u ct hng b si n dao ct quay v ct chng thnh cc ht Chip dng hnh tr, nc c a thm vo lm mt ht chip ngn chn chng kt dnh li vi nhau trong sut qu trnh trng thi nhit thy tinh.Nc cng ngh nh: nc chy trn; nc phun sng v nc vn chuyn c cung cp bi h thng nc kh khong tun hon kn. H thng bao gm thit b lc nc cng ngh 30F15, b cha nc cng ngh 30D15, bm tun hon nc cng ngh 30P15A/B v mt thit b lm mt nc cng ngh 30E15A/B, tt c c lm ngui bng nc lm mtDng hn hp nc /ht chip i vo thit b lm kh 30M12, hu ht nc lm mt c tch ra khi ht Chip vi li sng trong thit b tin lm kh, ht Chip c vn chuyn bn trong bng qut thi khng kh dc theo cc knh dn un khc c c l. Phn nc cn li c bay hi nh phn nhit cn li bn trong ht Chip, mt dng khng kh thi ngc chiu dng ht Chip tch nt m trn b mt cn li ca ht Chip, dng khng kh ny cng ngn chn dng kh m t thit b tin lm kh. Dng kh m c li ko bi dng ht Chip i vo thit b Silo cha ht Chip trung gian 33S10 ti y hi nc c ngng li.Sau khi ht Chip t thit b tin lm kh chuyn ht Chip qua sng 30M13, cc ht qu c c gi trn sng rung v chuyn cc ht Chip n Silo cha trung gian 33S10.Nc cng ngh tch ra khi thit b tin lm kh c chuyn ti thit b lc nc cng ngh (dng lc di), sau c thu gom li trong b cha nc cng ngh 30D15. Phn vn ct nh mn c tch bng mt tm vi khng dt hoc tch t trong nc cng ngh.2.13 Tn cha ht Chip v ng gi.(Section 33)Tham kho ti liu 09035-33-PFD-PR1012.13.1 C s chungVn chuyn ht Chip n Silo cha thnh phm hoc n Silo cha sn phm hng ng gi.2.13.2 Cc thit b chnh.33Q10H thng vn chuyn ht Chip PET 33QB01A/B Qut thi ht Chip- vn chuyn ht Chip t Silo cha trung gian n Silo cha thnh phm33QF01 Thit b lc ti33Q01 Thit b np liu dng quay ht Chip PET- chuyn ht Chip t Silo cha trung gian n Silo cha thng phm.33Q46H thng ng gi ht Chip- ng gi ht Chip t Silo cha vo cc bao c kch thc ln.33S10Silo cha trung gian ht Chip. (lm lp m v np ht chip n h thng vn chuyn.33S11Silo cha ht Chip thnh phm33S51Silo cha ht Chip ph phm.2.13.3 Tm tt cng ngh.Cc ht Chip t cm to ht qua thit b sng 30M13 tch cc ht qu c, cc chui ht, cc phn kt t v ri vo Silo cha trung gian, Silo cha trung gian ny hot ng nh l mt lp m. Qut vn chuyn ht Chip thi mt phn nh dng khng kh vo Silo cha trung gian, dng khng kh ny gip cho vic tch nc cn li trn b mt ht Chip v ngn chn qu trnh ngng t, sau s thu gom nc y Silo cha. Dng khng kh i ra khi Silo cha trung gian c np vo thit b tin lm kh to dng kh thi ngc n thit b lm kh ht Chip tng cng tch hi m c trn b mt ht Chip.Qut thi vn chuyn ht Chip t Silo cha cha trung gian n Silo cha sn phm thng phm hoc Silo cha ph phm ty thuc vo h thng iu khin cng ngh, t Silo cha cc ht Chip c ng bao ti b phn bao gi sn phm.2.14 Tho x sn phm. (Section 39)Tham kho ti liu 09035-39-PFD-PR0012.14.1 C s chung.Tho sn phm t cc thit b phn ngNp v phn phi TEG cho qu trnh lm sch cc thit b phn ng.Thu hi hi cng ngh t cc van an ton.2.14.2 Cc thit b chnh.39D81B cha cn TEG (triethylene glycol)39D95B cha cc sn phm ph-cha nc lm mt t thp lm mt v hi cng ngh t cc van an ton hoc van nh thng.39P80Bm TEG t phuy cha.-vn chuyn TEG t phuy cha n cc thit b phn ng v cc thng cha kn (cm to chn khng).2.14.3 Tm tt cng nghTrong trng hp p sut vn hnh b qu p khng nh mong mun trong thit b phn ng este ha, van an ton t m gii phng hn hp EG/nc vo b cha 39D35, thit b kha an ton m phun nc dng tia ngng hn hp EG/nc v b cha c ph kn nit pha trn nhm ngn chn s hnh thnh hn hp n vi khng kh.Monome tho ra t thit b phn ng este ha qua van 570-032, dung dch tin polyme qua van 570-034 v sn phm cui polyme tho ra t thit b phn ng DISCAGE qua ng nhnh hoc van melt 570-054 i vo h thu cn.Trong sut qu trnh vn hnh bnh thng cc ng x khng c gia nhit bi v khng cn thit phi gi ng ng x gia nhit nhit cao tt c cc thi im. V vy trc khi thc hin quy trnh x tt c cc ng ng phi c gia nhit bng cht ti nhit s cp.(HPD).Trong sut quy trnh x, cc u phun nc pha trn h cha cn phi t trong tnh trng vn hnh ngng hi EG.Nu cc thit b phn ng c lm sch bng TEG, th TEG c np vo cc thng cha kn cng nh cc thit b phn ng, nhit tng ln trong thit b phn ng cho ti khi TEG si ln (xp x 280 n 2850C), sau khi si cn c gom x vo b cha cn 39D81.2.15 Lm sch thit b lc.(Section 93)Tham kho ti liu 09035-93-PFD-PR001.2.15.1 C s chung. lm sch nn lc melt t thit b lc 26F51Kim tra bt k h hng no ca thit b lc nn thay th v lp t.2.15.2 Cc thit b chnh.93D14A/B Cm ra ngc- ra thit b lc nn bng hi nc.93D16B lm sch bng axit ha tan cc ht TiO2 cn li trn li lc.93D17 B ra sch bng kim- x phng ha cc cn polyme khng tch hon ton trong qu trnh lm sch HYPOX.93D18B trng ra- trng ra cc nn lc c x l ti b lm sch bng kim hoc axit.93P16Bm tay93V11A/BH thng lm sch bng tia cc tm.-tch cc ht rn khng ha tan.93V12A/BBn lm vic93V13B ra- ra ln cui bng nc kh khong.93V14Thit b th im to bt- kim tra h hng c kh ca nn lc.93V15A/B Bm nc p sut cao93V16 R cha.93V20Xe y tay93V26Mc ht.2.15.3 Tm tt cng ngh.Trc khi lm sch thit b lc, cc nn lc c lm sch trong h thng lm sch bng phng php thy phn (HYPOX) kt hp trong thit b lc 26F51.Cng ngh lm sch HYPOX da trn s thy phn nhit cao.(HYPOX- thy phn; nhit phn; oxi ha).Cng ngh lm sch bao gm chng trnh ha nhit c iu khin, polyme c tho t v thit b lc c s dng nit, sau v thit b lc v nn lc c x l bng hi nc p sut cao v bng khng kh, theo cch ny polyme c phn hy hon ton.Sau khi lm sch bng cng ngh HYPOX, ng lt c tch ra khi v v nn lc n c tch ra khi cm lm sch nn lc.Ti bc u tin mi nn lc c x l ra ti thit b 93D14A/B vi hi nc p sut trung bnh trong khong thi gian t 2-5 pht, sau nn lc tip tc c x l trong b lm sch bng axit 93D16 s dng dung dch axit HNO3 20% khi lng trong khong thi gian 15 pht. Vic x l nh vy l cn thit tch /ha tan cc vt TiO2 cn li t li lc.Sau khi nn lc c ra bng nc kh khong, nn lc tip tc c ra trong b lm sch bng kim s dng NaOH 30% khi lng trong khong thi gian 3h. tng tc qu trnh x phng ha, b lm sch c gia nhit bng hi nc nhit cao nht l 750C trong thi gian 3h.Sau khi ra thm bng nc , mi nn lc c x l bng tia cc tm ti thit b 93V11 trong thi gian 20 pht, c s dng cht ty ra tch cc ht khng ha tan nh l cn polyme carbon.Sau khi lm sch ln cui trong b ra 93V13 (lm sch nn bng cht ty ra) v trong thit b ra ngc, nn lc c kim tra cc h hng c kh bng thit b kim tra im to bt 93V12 c s dng isopropyl alcohol (cht c sc cng b mt nh hn nc).Sau khi lm sch bng thit b kim tra im to bt, nn lc c ra bng nc tch isopropyl alcohol v sau c lm kh trong l lm kh bng tia hng ngoi nhit 1500C trong thi gian 3h.Sau khi c lm mt n nhit phng, mi nn lc n c cn phn tch v khi lng ca n c ghi vo bng d liu, c so snh vi khi lng nguyn bn. S sai lch ch ra c cn bn trong nn lc, do vy quty trnh lm sch phi c lp li.Cui cng nn lc c lp rp tr li sn sng cho vic s dng.2.16 Cm gia nhit cht ti nhit (HTM).(Section 61)Tham kho ti liu 09035-61-UFD-PR001 n PR0042.16.1 C s chungGia nhit v duy tr nhit dung dch polyme nng chy (melt).2.16.2 Cc thit b chnh.Cha c thng tin (b sung sau khi nhn thng tin t nh cung cp).2.16.3 Tm tt cng ngh.H thng gia nhit cht ti nhit trung gian (HTM) s cp.H thng gia nhit cht ti nhit l mt h thng tun hon cng bc cung cp nhit cn thit cho cm trng ngng, cht ti nhit trung gian c tun hon bng cc bm HTM s cp v c gia nhit trong l gia nhit. Cht ti nhit truyn nhit ca n n cc thit b tiu th trong qu trnh este ha v trng ngng, m bo lu lng dng v nhit trong l gia nhit trong sut qu trnh chy th hoc trong trng hp yu cu nhit nhit thp th ti cc thit b tiu th c lp t mt ng ng ni trc tip c van iu khin (ng bypass) gia ng cung cp v ng hi lu chy song song vi nhau.Ton b h thng c to p bng nit ngn chn s bay hi cht ti nhit trong h thng gia nhit s cp (trnh hin tng xm thc trong bm tun hon). ng ng cung cp nit ti b gin n HTM ti pha ht ca bm HTM s cp, mt b thu hi HTM c lp t thu hi HTM mt phn hoc ton b. Tt c cc thit b trao i nhit (thit b ha hi HTM) c th c c lp v tho hoc in y ring bit, vic in y HTM bng bm HTM v bng h thng cung cp HTM c lp.B thu hi HTM c lin kt vi mi trng kh quyn qua thit b ngng hi, hi HTM c ngng trong thit b ny v quay tr li thit b thu hi HTM, iu ny lm gim mt mt HTM v nhim khng kh. L gia nhit l thit b dng hnh tr c lt c t bng khi gas. Kh thi i ra khi l t qua thit b tin gia nhit khng kh (thu hi nhit) qua ng khi ra ngoi mi trng.Cm gia nhit c sp xp lp t dng m, khng kh c ly mt phn t bn ngoi bng thit b thng kh tip khng kh c cho qua thit b tin gia nhit ti bung t. Hn hp khng kh ny thu hi hu ht cc sn phm ph c nhit si thp t qu trnh phn ng este ha v trng ngng. Hu ht cc hydrocarbon ny c t trong l gia nhit vi mc ch bo v mi trng.H thng gia nhit HTM th cpH thng th cp c kt ni trc tip vi h thng s cp bng cc ng ng cung cp v hi lu v c chc nng nh l h thng phun trc tip, ng ng cung cp c lp t van iu khin kt ni h thng s cp vi pha u ht ca h thng th cp. Nhit ca h thng s cp c iu khin bi vic trn cht ti nhit nng t h thng s cp n h thng th cp c nhit thp hn, do khng cn thit phi c cc b gin n nhit ring bit. H thng th cp (B) gia nhit cho cc ng ng cha sn phm v c lp t vi cc h thng ph tr khc nh l: h thng thng kh, h thng x v h thng bm rt.3. PHN XNG SN XUT X.3.1.1 C s chungDung dch nng chy (melt) c cung cp t phn xng trng ngng c vn chuyn trc tip bng ng ng c bc o v gia nhit n dy chuyn sn xut x, sn phm cui l x c ng kin dng bao gi tiu chun.3.2 Cc thit b chnhThng tin c cung cp sau khi nhn c thng tin t nh cung cp.3.3 Tm tt cng ngh.3.3.1 H thng vn chuyn meltMelt t im chuyn melt c t trc tip pha sau phn xng trng ngng c dn qua ng ng chnh n van 3 ng ti y melt c phn phi n hai h thng ng ng vn chuyn dung dch nng chy polyme (c gia nhit bng cht ti nhit HTM)Pha sau van 3 ng dung dch melt c vn chuyn bng bm tng p qua thit b lm lnh polyme (gia nhit bng HTM, lm lnh bng khng kh) n 48 im ko si cho mi dy chuyn. T , melt c vn chuyn trong ng ng vn chuyn melt n ng ng phn phi melt.3.3.2 H thng ko si v phn phi melt.Bao gm ng ng phn phi melt, h thng gin ko(spinning beam); khoang ko (spin pack); bm ko si; bung lm lnh; cc thit b kt thc qu trnh ko. mi v tr ko si, dung dch melt c th c ngt bng van. H thng gia nhit HTM cho ng ng melt v gin ko si.Dung dch melt c phn phi u bn trong h thng ng ng phn phi melt c bc o c gia nhit, do thi gian lu cn bng ca dung dch melt ti mi mt v tr c bo m.H thng HTM gi dung dch melt di iu kin nhit c kim sot ti cc ng ghp v cc gin ko, HTM lng c cung cp t cc phuy cha v c bm n l gia nhit HTM. HTM lng bay hi trong l t, hi ny s truyn nhit n h thng ng ng v cc gin ko. HTM cung cp nhit ng u n cc vng c gia nhit, phn lng ngng c cho hi lu v l gia nhit theo vng trn kn. Trong dy chuyn s dng 02 l gia nhit, mt l gia nhit cho gin ko si, mt l gia nhit cho ng ghp. Thit b trn tnh.H thng trn tnh trong h thng ng ng nhm m bo nhit ng u trong dung dch melt m khng to bt k im cht no trong h thng, cc thit b ny c t trc h thng phn phi melt n 3 gin ko si v trc h thng phn phi melt n hai u vo ca mi mt gin ko si. Gin ko siTrong gin ko si melt c phn phi t u vo n mi khu vc ko si. Bm ca qu trnh ko siDung dch Melt n mi v tr ko c duy tr chnh xc bi mi mt bm bnh rng n, bm ny bm melt n cc gi ko, qua cc l phn phi trn li phn phi v chuyn thnh si Filament. Gi koH thng bao gm phn trn, a phn phi v li phn phi. Melt c lc bng thit b li sng, khoang ko (spin pack) c gn trn nh bi mt h thng lin kt. H thng cung cp kh lm lnh v ng dn kh lm lnh.Cc b si Filament sch c cho qua cc ng dn kh lm lnh ti y dng kh lm lnh c phn phi vi tc v nhit , m c kim sot. Khng kh lnh c chun b cho cc iu kin cng ngh cn thit trong cm to kh lm lnh, th tch khng kh lnh c iu khin bng cch iu chnh tc qut thi trong phm vi p sut ti u. Th tch khng kh trong mi bung lm lnh c iu khin v iu chnh t ng bng h thng iu khin th tch khng kh. Si Filament to ra dng rn vi mt mt ct ngang ng u. ng dn kh lm lnh ca h thng kt thc qu trnh ko siCc b si filament qua ng dn kh lm lnh c dn hng theo cc vng dn c trng du. T cc ng dn kh lm lnh, si Filament c dn qua cc ng ko i xung vch rt si.3.3.3 H thng xe y v vch rt si (draw-off wall).

Qu trnh ri kt thc ko siSau khi ra khi cc ng ko si, cc b si filament ti mi v tr ko c cho qua mt h thng ri si kt thc ko si ng u. To np v kt si thCc si filament ti mi v tr c dn bng cc l dn khng c thit b dn ng v hp li vo mt b si th. Cm np liuSi th c kt t tt c cc v tr c ko bi h thng l ko c iu khin tc c su l ko n bnh xe tnh v c tho vo thng cha, h thng ny c trang b thit b ct t ng lm nhim v ct si th trong sut qu trnh tho si vo thng cha. H thng ko y thng chaH thng ko y thng cha c trang b motor dn ng c th thc hin ko y theo c hai hng, cng ngh ko y thng cha c t ng ha hon ton. Chiu di si th c o lng, thng cha c dng hnh vung.3.3.4 Dy chuyn to x Vn chuyn thng cha si th.Cc thng cha c ko ra bng xe nng n gi trc mc si ti dy chuyn to x. Gi trc mc si t thng chaTi cc gi trc mc si si th t cc thng cha c dn n u vo ca thanh dn hng ko si hnh thnh ba di si ng u. Cc di si ny c a n cc l cun ca b dn si th bo m sc cng si l khng i trc khi si th i vo b nhng c gia nhit, thc hin tip nhn du trng v c nhit ng u. Qu trnh ko siSi th t cc thng cha ti cc gi trc mc si c dn n u vo ca thanh dn hng ko si hnh thnh ba di si ng u. Cc di si ny c a n cc l cun ca b dn si th bo m sc cng si l khng i trc khi si th i vo b nhng c gia nhit, thc hin tip nhn du trng v c nhit ng u. Mt ta c gia nhiti ci cc dng x c modul trung bnh v cao, thit b lm kh ca my cn c s dng lm mt ta gia nhit di sc cng v nhit cao. i vi x c modul cao, vt liu phi c lm mt di sc cng bng cc tia nc kh khong ln si th gia thit b lm kh my cn lng v b ko s 4.(cn gi l b ko lm ngui). To np nhn Sau ba si th ng nht c p li thnh mt si th ng nht vi chiu rng tng thch v i vo thit b to np, tip theo si th i qua l cun nhn s 1 bo m sc cng si th l khng i trc thit b to np bng vic kim sot tc ca my to np. Trc khi i vo thit b to np si th c cho qua bung hi gia nhit. Thit b lm kh bng ti dng a.Sau khi to np, si thi c lm kh ng u v c lm mt di cc iu kin thng trong thit b lm kh bng ti dng a. My ct.Sau khi ra khi thit b lm kh, si th c sc cng ng c a vo my ct ti y si th c ct theo chiu di yu cu. My ct c t trn nh ca thit b p kin, si c chuyn n my p kin nh t trng ring, kin c p di p sut ca l cun kp v hp m. p kinSau khi ct, si c chuyn n my ng kin to kin sn phm thng phm, Cng ngh p kin gm 2 bc: p s b v p ln cui. Vn chuyn kin.Kin sn phm bao gi v xit ai c y ra khi my p c xe nng vn chuyn i lu kho.3.3.5 Qu trnh chun b kt thc ko si v h thng ri siTrong sut qu trnh ko si tng hp, si phi c trng bng cht lng mt vi ln, mt phn trong c to m v c bo v chng li s nhim bn.Nng mong mun ca dung dch du ko si t c bng cch gia nhit du ko si trong b trn ti y dung dch du ko si c nhit cao c ha tan vi nc kh khong c c dung dch c nng nh mong mun. Dung dch ko si c nng ko ng nht c a n b trn v ti b cha. T y dng dch c np vo bm tun hon bm n cc im khc nhau trong h thng cng ngh nh: Vng ri si trong ng dn khng kh lnh Cc u ko si ti vch rt ko si. H thng to m Thit b phun s 024. PHN XNG TO SI FILAMENT4.1.1 C s chungDung dch polyme nng chy c trc tip n dy chuyn to si Filament, sn phm c to ra l si nh hng mt phn (POY), si POY tip tc c cho qua my to dn, sn phm cui cng l si dn filament (DTY).4.2 Cc thit b chnh.Cha c thng tin (c m t sau khi nhn c thng tin t nh cung cp).4.3 Tm tt cng ngh.4.3.1 Dy chuyn to si POYSau khi i ra khi thit b phn ng cui ca cm Trng ngng, dung dch polyme nng chy (melt) c a trc tip n dy chuyn ko si qua h thng phn phi melt. m bo dung dch ko c cht lng ng nht cho tt c cc khu vc ca qu trnh ko si th trc mi khu vc phn phi dung dch melt c lp t thit b trn tnh.H thng phn phi sn phm tng thch vi cc yu cu to nn sn phm c cht lng cao nht, ti mi dy chuyn ko si c lp t thit b trao i nhit polyme iu chnh nhit dung dch polyme nng chy v to nn iu kin cn thit to nn sn phm ring bit. c p sut melt khng i th ti trc mi bm ko si c t cc bm to p, tnh cn thit ca bm to p hay thit b trao i nhit phi c tnh ton trong sut qu trnh qun l d n theo chng trnh sn xut theo yu cu.Khi polyme i vo ng ghp ca qu trnh ko si, melt c vn chuyn bng bm nh lng n mi mt spin pack, cc bm spinning bo m cho melt c mt cao i qua mi mt spin pack, iu ny l c s cho vic to sn phm c ng nht cao.Sau khi qua spin pack melt c chuyn n li phn phi v to rn bng h thng lm lnh nhanh bng khng kh lnh di iu kin khng i, mi mt cm ko si c h thng cung cp khng kh lnh, lng khng kh cn thit l khng i ch c nhit v m ca khng kh c iu chnh.Sau khi si filament c to rn, si tip tc c cho qua cm kt thc qu trnh ko ti y hn hp du nc c a ln b mt si lm gim ma st, tch in cng nh dnh kt ca si, dung dch ko si c chun b trong khu vc chun b dung dch cn c yu cu ca sn phm cui.H thng kt ni gia khu vc ko si v khu vc rt si (take up section) c gi l h thng dn ko si, mc ch ca h thng ny l bo v si t cc dng khng kh xung quanh.Khi i vo khu rt si si c cho qua khu vc ht v my ct, trong trng hp si b t th tt c phn si t c thu gom bng ng n thng cha cht thi. My ct v my ht si c ni vi thit b pht hin si t gn my cun, tip theo si i n cc con ln (godet) to sn phm cui, sn phm si cui cng c nh ng bng h thng nh ng t ng.4.3.2 Dy chuyn to sn phm si dn (DTY)Sn phm polyme cha cc nhm chc este trong chui chnh c xem l sn phm PET (polyethylene terephthalate), PET l ngun nguyn liu to nn x tng hp. Vic chuyn ha dung dch nng chy polyme thnh x dt hoc si filament m khng qua qu trnh to ht Chip. POY c thuc tnh cn thit cho khu sau ca qu trnh ko si v l sn phm trung gian ca qu trnh ko si, trong cc khu tip sau c to thm cc thuc tnh khc nh th tch, gp np v co l cc c tnh to cho sn phm vi c cc c tnh nh: cch nhit, mm mi..M t qu trnh to sn phm DTY: POY c cho qua thit b np liu th nht v ng thi c ko bng thit b np liu th hai, ng thi n c xon bng cch cho qua h thng ma st gia thit b np liu th nht v th hai. Qu trnh xon chuyn ng ngc theo hng t thit b np liu th nht vo thit b gia nhit pha bn trn v c lm mt, ti y PET c gia nhit v c nh hnh dng. phn tip theo si c iu chnh n hi v gin t; c gia nhit thm gia thit b np liu th hai v th 3. Sau khi ra khi thit b np liu th 3, si c bao gi thnh phm s dng cho cc qu trnh cng ngh khu sau nh: dt thoi v dt kim.

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