Tuy€n tap bio cao Hpi nghj KHCN "30 nim Dau khi Viet Nam Co hpi mdi, thich thde mdi" 65 / ^ DANH GIA XUC TAC VA NGUYEN LIEU CHO QUA TRINH FCC CUA NHA M A V LOC DAU VIET NAM BANG PHUONG P H A P M A T N[.]
65 Tuy€n tap bio cao Hpi nghj KHCN "30 nim Dau Viet Nam: Co hpi mdi, thich thde mdi" / ^ DANH GIA XUC TAC VA NGUYEN LIEU CHO QUA TRINH FCC CUA NHA M A V LOC DAU VIET NAM BANG PHUONG P H A P M A T Nguyen Hien Phong, Tran Thanh Phuong, Nguyen Anh Dire Trjnh Ngge Trung, Dinh Thj Thiiy Linh TT Nghien cdu vd Phdt triin Chi biin Dau K Kato, A Tamai Nippon Mining Research and Technology Co TOM T A T Qud trinh cracking xuc tdc Id qud trinh sdn xudt xdng quan trgng nhdt nhd mdy lge ddu Viec lua chgn xiic tdc, nguyen lieu cho qud trinh FCC quyet dinh chdt luang, sudt luang sdn phdm cua qud trinh Phirang phdp MAT (Micro Activity Test) - ASTM D3907 dimg de xdc dinh hogt tinh, lira chgn cua xiic tdc FCC cdn bdng sir dung nguyen lieu chudn, ben cgnh do, nd cdn duac dimg de ddnh gid xuc tdc da duac gidm hogt tinh ciing nhu ddnh gid nguyen lieu cho qud trinh DOI TUgfNG THU^ NGHIEM vA FHlTONG P H A P NGHIEN ClTU Bang 1: Kc hoach thi nghiem Sd thi nghiem Thiet bj xir ly bang hoi nude, ''C Thiet bj Autosorb: - Dien tich be mat - Phan bd 16 xdp Thiet bj MAT: - Nhiet dp phan iing, °C - Xiic tac/nguyen lieu GC (Phan tich cracking ) DGC (Phan tich chit long) M-0 M-1 M-2 M-3 Xuc tac mdi 760 760 760 0 0 - - 510 3,0 - 510 4,5 0 510 6,0 0 Thiet bj Steaming unit: lam giam boat tinh xiic tac FCC bang nhiet va hoi nude: tao mau xiic tac FCC dugc giam bdt hoat tinh bdi nhiet va hoi nude d 760"C tir xiic tac mdi Thiet bj Autosorb: Xac djnh anh hudng eua hoi nude, nhiet len dien tich be mat, kich thudc ciing nhu phan bd lo xdp ciia xiic tac mdi ciing nhu xiic tac da dugc giam boat tinh Thilt bi MAT, sac ky khi, sic ky chung cit md phdng: Xac djnh su khae 66 Danh gia xiic tie va nguyen lifu cho qui trinh FCC ciia nha may IQC dau Vift Nam^ cua kha nang cracking cac mau xuc tac da dugc xir ly bing each thay ddi nhiet phan iing, ty le xuc tac/dau • Nguyen lieu: Phan doan VGO Bach Hd, ty trgng nguyen lieu: 0,8528 • Xiic tac: Miu xiic tac FCC mdi Nippon Mining Research & Technology Co (Nhat Ban) cung cap KET QUA CHAY STEAMING UNIT Tao mau xuc tac FCC (S-760°C ± TC) dugc giam boat tinh bdi nhiet va hoi nude tir xiic tae mdi, khdi lugng mau 120g theo quy trinh ASTM Bang 2: Ket qua chay AUTOSORB Dien tich be mat (m^/g) Tdng the tich Id xdp (cc/g) Kich thudc Id trung binh (A") Phan bd kich thudc Id xdp Xuc tdc mai S-7 60 293,25 0,2475 34,46 Hinhl 245,55 0,2373 54,64 Hinh • Dien tich be mat cua xiic tac FCC mdi giam xir ly bdi hoi nude va ty le nghjeh vdi nhiet xir ly • Dd thj BET cua xiic tac mdi, S-760 (Hinh 2): Khi lugng nito hap phu tang, gia trj Spindle, I/W((Po/P) - I) se tang, tuong ty nhu vdi P/PQ, gia.^trj Spindle se tang theo quy luat xiic tac mdi —> S-760 • Phan bd kich thudc Id xdp: Kich thude Id xdp trung binh ciia S-760 (55,64A°) ldn hon so vdi xiic tac mdi (34,46 A°) im KACli.Ml Uir^aiptiau Dvl'l) Hinh 67 TuyIn tap bio cio Hpi nghj KHCN "30 nim Diu Viet Nam: Co hpi mdi, thich thde mdi' KET QUA CHAY MAT, GC vA DGC Bang 3: Ket qua phan tich san pham khi, long ciia MAT M-1 M-2 M-3 FCC FCC FCC 760''C*5h 760''C*5h 760°C*5h 4,0 4,0 4,0 VGO VGO VGO 0,8528 0,8528 0,8528 Nhiet phan img (°C) 510 510 510 Ty le xuc tac/nguyen lieu (kl/kl) 3,0 4,5 6,0 81,81 91,89 94,36 H2 0,09 0,15 0,14 CH4 0,54 0,84 1,01 C2H6 + C2H4 0,95 1,49 1,86 Khi dot ( H2, C , C2) 1,58 2,47 3,01 Cdc (13,08) (16,95) (19,40) C3H8 2,16 3,13 3,88 C3H6 3,44 4,74 5,11 1-C4H10 6,04 7,20 8,00 n-C4Hio 1,32 1,41 1,58 l-C4H8 + i-C4H8 1,10 0,93 0,72 t-2-C4H8 + C-2-C4H8 + 1,3-C4H6 2,39 2,59 2,21 LPG 16,45 20,00 21,50 Xang(C5-216''C) 49,71 52,00 50,14 LCO(216-360°C) 12,28 7,67 5,40 HCO(360°C^) 6,90 0,91 0,55 86,92 83,05 80,60 Sd thi nghiem Xuc tac Mau xuc tac Khdi lugng xiic tac (g) Nguyen lieu Ty trgng nguyen lieu Do chuyen hda (%kl) Hieu suat san pham (%kl) ( C3, C4 ) Tong: Do chuyin hda: 100 - (LCO + HCO ) Coc: 100 - (Khi d6t + LPG + Xang + LCO + HCO) (1) • Mau xuc tac S-760: Khi ty le xiic tac/nguyen lieu tang tir 3,0, 4,5, 6,0 d ciing nhiet phan img (510°C), hieu suit ddt va LPG tang tuin tu 29,53, 36,95, 40,90%kl Ket qua hoan toan phii hgp vdi quy luat • Hieu suat cdc dugc tinh theo cdng thiic (1) bdi vi khdng thi xac djnh dugc cdc ling dgng tren bl mat xiic tac va Id phan img 68 D i n h g i i xiic tic v i nguyen lifu cho q u i trinh FCC cua n h i miy Ipc dau Vift Nan^ Hinh 2: Phan bo san pham MAT DO CHINH XAC, DO LAP LAI Thiet bj Autosorb • Do dien tich bl mat mau chuan AI2O3 (KHA-B8I6) theo phuong phap: Phuong phap dilm tai gia tri P/PQ = 0,1; 0,2; 0,3 va Phuong phap 39 diem, chgn dilm tai gia trj P/PQ = 0,1; 0,2; 0,3 Dien tich be mat ( m'/g) • Sd lieu chuan 164 ±5 Phuong phap I 161,29 Phuong phap 162,68 Do dien tieh be mat mau xiic tac FCC mdi lan vdi eiing dieu kien (Phuang phap dilm: P/PQ tir 0,1 - 0,5) Sd ldn chgy Dien tich be mat (m^/g) 293,25 292,28 Ket luan: Thiet bj Autosorb hoat ddng tdt Thilt bj MAT • Do chinh xac ciia thilt bi MAT se dugc kilm chiing theo nguyen lieu chuin va xuc tac chuin cua NIST, USA (RM-8589 & RM-8590) • Do lap: Thi nghiem lin d ciing dilu kien phan iing, mau xiic tac FCC S-760°C; nhiet phan iing: lO^C; ty le xiic tac/ nguyen lieu: 3,0 Tuyen tap bio cio Hpi nghj KHCN "30 nim Dau Vift Nam: Cff hpi mdi, thach thde mdi" 69 Hinh Ket luan: thilt bi MAT hoat ddng tot Thiet bj GC, DGC: Hoat ddng tdt, chuin theo djnh ky TAI LIEU THAM KHAO ASTM D5154 Phuang phdp thie nghiem tieu chudn "Xdc dinh hogt tinh vd lua chgn ciia xuc tdc FCC bdng Microactivity Test" ASTM D4463 Hucmg ddn thie nghiem "Gidm hogt tinh xuc tdc FCC mai bdng hai nuac -phi kim logi" ASTM D2887 Phuang phdp thir nghiem tieu chudn "Phdn bd khodng nhiet dp sdi cua cdc phdn dogn ddu md bdng sdc ky khi" Huang ddn sic dung thiet bi Autosorb-1 Gas sorption system Quantachrome Corporation, My ...66 Danh gia xiic tie va nguyen lifu cho qui trinh FCC ciia nha may IQC dau Vift Nam^ cua kha nang cracking cac mau xuc tac da dugc xir ly bing each thay ddi nhiet phan iing, ty le xuc tac/dau... cio Hpi nghj KHCN "30 nim Diu Viet Nam: Co hpi mdi, thich thde mdi'' KET QUA CHAY MAT, GC vA DGC Bang 3: Ket qua phan tich san pham khi, long ciia MAT M- 1 M- 2 M- 3 FCC FCC FCC 760''''C*5h 760''''C*5h... bi MAT hoat ddng tot Thiet bj GC, DGC: Hoat ddng tdt, chuin theo djnh ky TAI LIEU THAM KHAO ASTM D5154 Phuang phdp thie nghiem tieu chudn "Xdc dinh hogt tinh vd lua chgn ciia xuc tdc FCC bdng Microactivity