Hoàn thiện công nghệ khoan bằng ống mẫu luồn tại vùng than quảng ninh

B GIO DC V O TO ^ TRNG I HC M - A CHT PHM VN NHM NGHIấN CU HON THIN CễNG NGH KHOAN BNG NG MU LUN TI VNG THAN QUNG NINH Ngnh: K thut du khớ Mó s: 62.52.06.04 LUN N TIẫN S K THUT NGI HNG DN KHOA HC: PGS TS HONG DUNG PGS.TS NGUYấN XUN THO H NI - 2016 LI CAM OAN Tụi xin cam oan õy l cụng trỡnh nghiờn cu ca riờng tụi Cỏc s liu, kt qu nờu lun ỏn l trung thc v cha tng c cụng b mt cụng trỡnh no khỏc H Ni, ngy thỏng nm 2016 Tỏc gi Phm Vn Nhõm MC LC Trang LI CAM OAN MCLC DANH MC CC Kí HIU V CH VIT TT DANH MC BNG DANH MC HèNH V V TH 3.3.1 CHNG TH NGHIM V NH GI KT QU NGHIấN CU 95 4.1 4.2 4.3 DANH MC C NG TR NH C NG CA TC GI 4.4 TI LIU THAM KHO 4.5 PH LC S 1: THIT B TH NGHIM IU CH DUNG DCH PH LC S 2: CT A TNG D KIN L KHOAN TH NGHIM PH LC S 3: THIT K THI CễNG L KHOAN KT 20 PH LC S 4: THIT A VT Lí L KHOAN KT 20 4.1 DANH MC CC Kí HIU V CH VIT TT 4.2 Ch 4.3 viờt tt 4.4 API 4.6 CCK; KCCK CDDA 4.5 - tiờu chun cht lng ca vin du khớ M (2004) ký hiu b ng mu lun theo tiờu chun ca Nga Hip hi khoan kim cng Canada 4.7 CMC 4.8 4.9 CnB-5 4.10 - dng c o nht theo tiờu chun ca Nga - Cacbua metin cellulose 4.11 DCDMA 4.12 - Hip hi khoan kim cng M 4.13 DMC 4.15 DVC 4.14 - Tng cụng ty Dung dch khoan v húa phm Du khớ 4.16 - n v lng phõn t 4.17 FCL 4.19 GB3423- 4.18 - Ferrochromlignosulphonat 4.20 - tiờu chun Quc gia Trung Quc 4.21 HRC 4.22 - cng nn mi khoan kim cng 4.23 JIS 4.24 - tiờu chun cụng nghip Nht Bn 4.25 KGVX 4.26 - khụng gian vnh xuyn 4.27 LK 4.28 - l khoan 4.29 MKL 4.30 - Mt lung 4.31 NEDO 4.33 OML 4.32 - T chc phỏt trin Cụng ngh v Nng lng mi Nht Bn 4.34 - ng mu lun 4.35 PAC LV 4.37 RD CP 4.36 - Polyanionic cellulose 82 66-11 4.38 - tiờu chun cht lng ca liờn doanh du khớ Vietsovpetro 4.39 SADA 4.40 - tiờu chun Hip hi khoan kim cng Nam Phi 4.41 TANNAT 4.42 - húa phm dung dch c bin tớnh t than nõu HIN 4.43 4.6 4.7 TCXDVN 326-2004 - tiờu chun xõy dng Vit Nam - 2004 TL - thy lc 4.8 VSP - Vietsovpetro Cỏc ký hiu 4.9 B - thi nc ca dung dch theo tiờu chun Nga 4.10 b - b rng mt mi khoan 4.11 Dlk - ng kớnh l khoan 4.12 DN.mk - ng kớnh ngoi mi khoan 4.13 DTB - ng kớnh trung bỡnh 4.14 DTr.mk - ng kớnh mi khoan 4.15 Do - ng kớnh thy lc ca kờnh dn 4.16 d2 - ng kớnh ngoi ca cn khoan 4.17 d3 - ng kớnh ngoi ng mu 4.18 n - nht cu trỳc dung dch 4.19 n' - nht hiu ng ca dung dch 4.20 FL - thi nc ca dung dch theo theo tiờu chun M 4.21 FV - nht quy c ca dung dch theo tiờu chun chun M 4.22 g - Gia tc trng trng 4.23 ho - ngp ca rng 4.24 Hr - cng ca ỏ 4.25 K - dy v sột ca dung dch theo tiờu chun Nga 4.26 k - h s n nh thnh l khoan 4.27 Ke - nhỏm kờnh dn 4.28 Kms - h s ma sỏt 4.29 Kmstb - h s ma sỏt trung bỡnh 4.30 L - chiu sõu l khoan 4.31 l - chiu di mộp ct ca mi rng 4.32 X - h s khỏng thy lc 4.33 V - h s Poisson 4.34 MW - lng riờng ca dung dch theo tiờu chun M 4.35 M - tng s im tip xỳc 4.36 Mc - s li ct lm vic ng thi 4.37 m - s dóy rng bao ht hỡnh vnh khn 4.38 mc - lng mu sau ngõm 4.39 m - lng mu trc ngõm 4.40 mth - t l mu thu hi 4.41 - nht ng lc 4.42 n - tc vũng quay 4.43 NQ; HQ - ký hiu b ng mu lun theo tiờu chun DCDMA 4.44 NS1 - dng c o thi nc 4.45 P - ti trng lờn ỏy 4.46 p - tn tht ỏp sut thy lc 4.47 n - hm lng cỏt ca dung dch tiờu chun Nga 4.48 pN - p lc trng n 4.49 pn - p sut thy tnh 4.50 pv - p sut va 4.51 Q - lu lng bm 4.52 Re - tr s Reynolds 4.53 RN - H s trng n 4.54 p - lng riờng ca dung dch theo tiờu chun Nga 4.55 p - lng riờng ca t ỏ 4.56 So - din tớch trung bỡnh mt im tip xỳc 4.57 T - nht quy c ca dung dch theo tiờu chun Nga 4.58 T - ng sut khỏng ct 4.59 Trz - ng sut tip tuyn 4.60 G (10 ) - ng sut trt tnh ca dung dch tiờu chun Nga V - s c trờn mỏy o OFITE Model 800 4.61 u - tc trung bỡnh ca dũng chy KGVX 4.62 uc - tc trung bỡnh dũng chy KGVX gia thnh l khoan v cn khoan 4.63 VCH - tc c hc 4.64 V, Vc - th tớch trc v sau trng n 4.65 VH - tc hip 4.66 Vit - th tớch theo tớnh toỏn lý thuyt 4.67 vtt - th tớch thc t l khoan on xem xột 4.68 uo - tc trung bỡnh dũng chy KGVX gia thnh l khoan v ng mu 4.69 k - ng sut kộo 4.70 n - ng sut nộn 4.71 r - ng sut theo hng tõm 4.72 z - ng sut chiu trc 4.73 YP - ng sut trt ng ca dung dch theo tiờu chun M W cụng sut phỏ hy t ỏ WN - m trng n 4.74 DANH MC BNG 4.75 Trang 4.76 4.77 4.78 Bng 3.6 Tiờu chun cht lng ca TANNATHIN (Tiờu chun RD CP 61-11) 59 Bng 3.7 Tiờu chun v cht lng Barit (API Speciớcation 13A- 2004) 60 Bng 3.8 Tiờu chun cht lng ca Na2CO3 (Tiờu chun RD CP 61-11) 60 Bng 3.9 Thụng s k thut yờu cu cho h dung dch Bentonite - Thch cao nghiờn cu ỏp dng cho khoan bng OML ti vựng than 4.79 Qung Ninh 61 4.80 B ng 3.10 Thnh phn, chc nng v liu lng cỏc hú a phm h 61 4.81 .dung dch B entonite - Thch cao 61 4.82 4.83 4.84 Bng 3.30 Cụng sut phỏ hy ỏ ti ỏy W (kW) vi P - kN; n - 250 4.85 4.86 4.87 DANH MC HèNH V V TH 4.88 Trang 4.89 4.90 4.91 Hỡnh 3.22 - Kớch thc dng c m rng thnh - 79mm 4.92 M U Tớnh cp thit ca ti 4.93 Trong 10 nm t 2000 - 2010, sn lng khai thỏc than hng nm ca Tp on Cụng nghip Than - Khoỏng sn Vit Nam (Tp on TKV) khụng ngng tng Nm 2000 sn lng khai thỏc l 11 triu tn, nm 2010 sn lng khai thỏc l 46,4 triu tn Cựng vi ú, lng khoan thm dũ hng nm cng tng theo, c bit l khoan sõu Nm 2002 lng khoan thm dũ than ca Tp on TKV l 19.878 m, nm 2010 lng khoan l 247.951 m; tng lng khoan t 2002 - 2010 l 704.637 m 4.94 Trong quyt nh phờ duyt quy hoch phỏt trin ngnh than n nm 2020, xột trin vng n nm 2030 ca Th tng Chớnh ph, nờu rừ: 4.95 i vi b than ụng B c: n ht nm 2015 hon thnh vic thm dũ phn ti nguyờn v tr lng than thuc tng trờn mc -300 v mt s khu vc di mc -300, m bo ti nguyờn v tr lng than huy ng vo khai thỏc giai on n nm 2020 Phn u n nm 2020 hon thnh c bn cụng tỏc thm dũ n ỏy tng than, m bo ti nguyờn v tr lng than huy ng vo khai thỏc giai on 2021 2030 4.96 hon thnh mc tiờu v nhim v ln nh trờn, y nhanh lng v tin thm dũ nhm m rng khai thỏc l nhim v quan trng c u tiờn hng u ca Tp on TKV T nm 2011- 2014, Tp on TKV ó thc hin lng khoan thm dũ than l 1.006.296 m (vi sn lng khong 200.000 m/nm) D kin t 2015 - 2020, sn lng khoan thm dũ than thc hin khong trờn 300.000 m/nm, ch yu l khoan sõu di mc -300 Vỡ vy, ngoi vic u t thit b, m rng sn xut, vic tng nng sut khoan bng cỏch ỏp dng cụng ngh khoan tiờn tin, ú cú cụng ngh khoan bng ng mu lun (OML) cho vựng than Qu ng Ninh l gii phỏp cn thit, cp bỏch ca cỏc n v khoan thm dũ Tp on TKV 4.97 Tuy nhiờn, t ỏp dng cụng ngh khoan bng OML vo vựng than Qung Ninh ó gp khú khn cỏc hin tng phc nh trng n, chy s lm thu 4.712 KT LUN V KIN NGH 4.713 Kt lun 4.714 T cỏc kt qu nghiờn cu, tỏc gi cú mt s nhn xột, kt lun sau: 4.715 tng hiu qu khoan bng OML iu kin a cht phc vựng than Qung Ninh, s dng h dung dch c ch sột Bentonite - Thch cao nhm c ch trng n sột v chng sp l thnh l khoan, ng thi m rng kớch thc KGVX bng vic s dng mi khoan 78,5 mm vi b ng mu tiờu chun NQ phũng chng hin tng bú mỳt, hn ch cỏc phc tp, s c xy kớch thc KGVX hp 4.716 Kt qu nghiờn cu thc nghim cho thy h dung dch c ch sột Bentonite - Thch cao cú kh nng c ch v n nh thnh l khoan cho khoan bng OML ti vựng than Qung Ninh Kt qu l khoan th nghim s dng h dung dch c ch sột Bentonite - Thch cao phi hp vi mi khoan 78,5 mm, thnh l khoan khụng trng n, sp l, khụng cú hin tng bú mỳt xy 4.717 ng kớnh l khoan tng lờn 78,5 mm ó gim tn tht thy lc 50%, l khoan khụng xy s c kt 4.718 Nng sut khoan th nghim t cao (564 m/thg.mỏy), giỏ thnh khoan gim (bng 30% n giỏ) õy l c s tip tc th nghim, ỏp dng vo thm dũ than vựng Qung ninh v cỏc vựng m c ú a tng tng t 4.719 Kin ngh 4.720 Cho phộp ỏp dng rng rói kt qu nghiờn cu ca ti: h dung dch Bentonite - Thch cao, phi hp s dng mi khoan ng kớnh ngoi 78,5mm vi b OML kiu NQ khoan a tng phc vựng than Qung Ninh 4.721 Khi ỏp dng kt qu nghiờn cu ca ti cng cn iu chnh, la chn cỏc thụng s dung dch v m rng kớch thc KGVX cho phự hp hn vi tng trng hp, iu kin a cht c th ca vựng than Qung Ninh 4.722 DANH MC C ễNG TRèNH C ễNG B CA TC GI Nguyn Xuõn Tho, Phm Nhõm (2011), Hiu qu kinh t k 4.723 thut khoan ng mu lun, Tp KHKT M - a cht, H Ni, S 34, 4/2011, Tr 45 - 47 Nguyn Xuõn Tho, Phm Nhõm (2012), Nghiờn cu la chn 4.724 cỏc ch tiờu ỏnh giỏ hiu qu cụng ngh khoan sõu thm dũ khoỏng sn rn, Tp KHKT M - a cht, H Ni, S 36, 10/2011, Tr 104 - 107 Nguyn Xuõn Tho, Phm Nhõm (2012), Cỏc yu t nh hng 4.725 n cht lng v hiu qu khoan ng mu lun vựng than Qung Ninh, Tp a k thut, H Ni, S /2012, Tr 41 - 43 Phm Nhõm, Nguyn Xuõn Tho, (2015), Nghiờn cu tớnh phc 4.726 ca tng sột than vựng Qung Ninh ỏp dng cụng ngh khoan bng b ng mu lun, Tp KHKT M - a cht, H Ni, S 51, 7/2015, Tr 12 Nguyn Xuõn Tho, Phm Nhõm, Nguyn Trn Tuõn, Lờ Vn 4.727 Nam (2015), Nghiờn cu nh hng ca lc ma sỏt ti mũn mi khoan kim cng quỏ trỡnh phỏ hy t ỏ, Tp KHKT M - a cht, H Ni, S 52, 10/2015,Tr - 11 Phm Nhõm v nnk (2011), Nghiờn cu thit k ch to mt s 4.728 dng c cu s c cho cụng ngh khoan mu lun, ti nghiờn cu cp B, giy chng nhn KQNC s ng ký 2011 - 24 - 222/KQNC, 23/3/2011 Phm Nhõm v nnk (2014), Nghiờn cu ch to h dung dch sột 4.729 Bentonit s dng cho khoan mu lun thm dũ than vựng Qung Ninh, ti nghiờn cu cp B, giy chng nhn KQNC s ng ký 2015 - 24344/KQNC, 15/5/2015 4.730 TI LIU THAM KHO Lờ Bỡnh, Nguyn Trng Khiờm (2008), a cht khoỏng sn cỏc m 4.731 than Vit Nam (Tp 1,2), Tp Than - Khoỏng sn Vit Nam Cụng ty a cht M - VINACOMIN (2004-2014), Thit k thi cụng 4.732 cỏc l khoan sõu > 600m Lờ Quang Duyn, Trn ỡnh Kiờn, Lờ Vn Thng, nguyn Vinh Th 4.733 Vinh (2007), La chn dung dch khoan thm dũ than bng ng mu lun ti vựng m Qung Ninh, Tp Khoa hc K thut M- a cht s 17, 07/2007 Hong Hng Lnh, Ngụ Vn T (1995), Nghiờn cu h dung dch 4.734 khoan c ch mi ti liờn doanh Vit Nga, Tp Du khớ s Tp on TKV (2012), Bỏo cỏo tng kt cụng tỏc thm dũ Tp on 4.735 TKV, 2007-2012 Phm Xuõn Thnh (2009-2012), Bỏo cỏo tng kt sn xut cỏc nm t 4.736 2009 - 2012, Cụng ty CP Khoan & DVKT KT M Nguyn Xuõn Tho v nnk (1994), Nghiờn cu ỏp dng th nghim 4.737 phng phỏp khoan ng mu lun KCCK-76, Bỏo cỏo tng kt ti Tng cc a cht Nguyn Xuõn Tho, Trn ỡnh Kiờn, Phan xuõn Dng, Phm Quang 4.738 Hiu, Lờ Quang Duyn, Phm Ngc Th (2008), Anh hng ca ỏp sut dũng nc ti bn vng ca thnh ging khoan khoan ng mu lun, Tuyn B ỏo cỏo KH ti Hi ngh KH C hc ton Quc ln th Nguyn Xuõn Tho (2011), Hiu qu kinh t k thut khoan ng mu 4.739 lun, Tp Khoa hc K thut M - a cht s 34, 4/2011 10 Nguyn Xuõn Tho (2012), Nghiờn cu cỏc yu t nh hng ti 4.740 n nh thnh l khoan thm dũ vựng Qung Ninh, Tp a K thut, s 1-2012 11 Nguyn Xuõn Tho, Trn ỡnh Kiờn, V Vn ụng (2012) Cụng 4.741 ngh khoan ng mu lun, Nh xut bn khoa hc v k thut 12 V c Th (2011), Bỏo cỏo Tng kt cụng tỏc thi cụng khoan thm 4.742 dũ b sung thõn qung T3;T7 M ng Sin Quyn - Bỏt Sỏt - Lo cai, Cụng ty CP Khoan & DVKT KT M 13 Tng cc a cht (1977), Quy phm k thut khoan thm dũ, nh 4.743 xut bn khoa hc - k thut, 12/1977 14 Nguyn Vn Vit (2009-2014), Bỏo cỏo tng kt sn xut cỏc nm t 4.744 2009 - 2014, Cụng ty a cht M - VINACOMIN 15 Nguyn Th Vinh, Nguyn Xuõn Tho (2008), Hon thin cụng ngh 4.745 ch to v s dng dung dch polime-bentonit khoan ng mu lun ng kớnh nh thm dũ khoỏng sn rn sõu n 2000 m, bỏo cỏo tng kt ti cp b, mó s B2006-02-23 T 2008 16 Akema J Improvement on Drilling Techniques for the Kuroko Green 4.746 Tuff Region "Koề3an TUCHW", 1973, vol 23, No 5, p 319-326 17 Annie A; US Patent 4142595 June - 15 - 2004 18 Bill Mitchell Advanced Oil Well Drilling Engineering Handbook 4.747 Tenthedition Mitchell - 1995 19 Baker Hughes Fluids Fact Engineering handbook US 2006 20 Boart Longyear Product seminar Wireline core drilling 1998 21 Bourgoyne A T., Millheim K K., Chenevest M E., Young Jr F S 4.748 Applied Drilling Engineering SPE - 1991 22 Catalogue of Wuxi // Drilling Tools Factory WIRELINE Drill Tools 4.749 DoubleTube Core Barrels, KHP - 1989 - N - P 33 23 Catalogue of Suzhou Exploration Drill Tools //WIRELINE Coring 4.750 Eguipment FACTORY, KHP - 1989 - N 12 - P 24 Chunbo ZHANG Technology of Diamond Wire-fine Drilling// 4.751 Geological Production Company, 1985 25 Chugh C P Manual of drilling technology Oxonian Press - 1988 26 Daniel Swern Baileys Industrial Oil and Fat Products 4.752 Inter.science Publishers Inc, New York - 1964 27 George R.Gray, HCH Darley Composition and properties of oil 4.753 well Drilling Fluids US - 2010 28 Heinz W.F Diamond drilling handbook SADA 2000 29 Heinz W.F Drilling fluids product data manual Dowell Drilling 4.754 Fluids, 2005 30 Howard w Holmquist Drilling fluid containing a fluid loss control 4.755 agent of a Sulfonated phenol-formaldehyde-phenol resine US 2011 31 John R Kostusa, John H Ravenseroft Fracture Controlled 4.756 Production.Published by the American of Petrolium geologists Tulsa Oklahoma, USA - 1997 32 Kingsley Ihueze Nzeadibe Methods and biodegradable water based 4.757 thinner composition for drilling subterranean boreholes with aqueous base drilling fluid US 2013 33 Longyear Catalogue 200// WIRELINE Parker Type II - 1985.- N 4.758 7.- P 34 Longyear Catalogue // Wireline Casing Advancer 1986N10- P 27 35 Longyear Catalogue // NQ ôWireline System ằ / 08-87 - N-8 - P 33 36 Lui Guangzhi Diamond drilling Handbook Bejing China 1992 37 MI- Swaco Engineering drilling fluid manual - Chapter 10 Rivision 4.759 No: A-0/ Rivision date; 3/31/1998 38 Stefan Alexandru Stoian Drilling fluid and method for drilling in 4.760 coal - containing formation US 2010 39 Steven Young Methods and aqueous based wellbore fluids for 4.761 reducing wellbore fluids loss andfiltrate loss US 2011 40 Yoshida Boring Mashine Catalogue // WIRELINE Core Barrels 4.762 1989-N4- P32 41 Yoshida Boring Machine Manufacturing Co.LTD Moden YSD-300 4.763 and YSD- 500 2007 42 AâHaueB H.C; E^HHOB r.A; noHOMopởB n n; u gp CnpaeoHHUK 4.764 no ụypeHUW 3eoô3opa3eeoHHux CKeaÛH Hegpa 2000 43 BapeHOB A.^; OepoHOB M.n YcoeepmeHcmeoeaHue KOHcmpyûỹ 4.765 KCCK- 76 u CCK-59 // PmeedKa u oxpaHa Hegpa M 1983 - Nằ C.32-34 44 BapTtiKHH B.r; 3opuH B.O u gp O pesyxbmamax ucnumaHUỹ 4.766 ^Hmpupywûx KOAOHKOBUX Haụopoe npu ụypeHUU CHapnaMU co cbeMHbiMU KepHonpueMHUKaMU M., C.16 - 21 45 CapoflH A.E EypmbHbie KOAOHHU B znyụoKOM ụypeHUU Hegpa M 4.767 1979 46 HcaeB M.H; ĩHumuH B.n EypeHue CKeaặUH co cbeMHUMU 4.768 KepHonpueMHUKaMU Hegpa .H 1975 - 127c 47 Kapgtim B.r; Myp3aK0B B.B; OKMAHCKHH A.c CoepeMeHHbe 4.769 mexHunecKue cpecmea ễJH peHUM zeOJOZOpaseeễOHHbx CKBOặUH CHapMễOMU cocbeMHbMu KepHonpueMHuKMu sa peÔM // Osop BHHH ^KOH MuHep CbipbH u êOJOZOpaseeễOHHbx paom: TexHuKa u mexHOJOzuu zeojozopaseeễOHHbx paom, opr np-Ba -M BroMQ1990.-C 63 48 Ka^HHHH A r; OmKopHH O.B; nHTepcKH B.M ; CoôBteB H.B 4.770 PaseeễHHoe ypeHue Hegpa M 2000 49 KO3ÔBCKH E.A; Kapgtim B r; Myp3aKoB B B ; H gp CnpaeouHuK 4.771 uHêHepa no ypeHuw zeojozopaseeoHHbx CKeaûH; TOM H Hegpa M 1984 50 KO3ÔBCKH E A Hoean mexHuKa u mexHojozun paseeoHHozo 4.772 ypeHuH Hegpa M 1972 51 KygaKyÔB C.K EpeHue CKeawuH e cjOMHbix ycjoeunx 4.773 CHapHễMu CO CbởMHbMu KepHOnpuởMHuKMu (CCK) Hegpa M 2010 - 248 c 52 .HWễHMOB H H ^puHûnb KJaccuuaÛH u êKmueHOô 4.774 PaspymeHue ZOpHbix nopo npu paseeoHHou ypeHuu Hegpa M 1967 53 MaKoBe H rupaejuKa ypeHue Hegpa M 1986 54 Mopo30B ro.r 3aKOHOMepHOcmu ucKpuejeHMH CKeawuH npu 4.775 peHuu CHapHễMu CO cbeMHbMu KepHOnpueMHuKaMu ^Kcnpecc-UHopMaÛH ôTexHuKa u mexHOJOzun 4.776 zeOJOZOpaseeễOHHbix paOm; opâHUsaÛH npOuseOễCmeaằ M: BH3MC, 1979 - Btm.15 - 46 c 55 QHHIIHH B.n; B^HHOB r.A; BapTtiKAH B.r; nâBCKH ^.H Memobi 4.777 mexHonozuH u opâHU3aûM ụpoebix paụom c ucnoxb3oeaHueM cbởMHOzo uHcmpyMeHma Hegpa ặ1990 - 268 c 56 nemaÔB ro A OnmuMmaâ npuMeHeHMH mexHuuecKux cpecme u 4.778 mexHOMO3uu ụypeHHHpa3eeHHux cKeaûH Hegpa M 1979 4.779 maMmeB O.A; Pa3eeHHoe ụypeHue Hegpa M 1975 4.780 4.781 4.782 4.783 4.784 4.785 4.786 4.787 4.788 4.789 4.790 4.791 4.792 4.793 4.794 4.795 4.796 4.797 4.798 4.799 4.800 4.801 4.802 4.803 4.804 4.805 4.806 4.807 4.808 4.809 Phu luc s - Thit b thớ nghim iu ch dung dch 1- Mỏy khuy dung dch 2- Mỏy o nht Model 800 3- Thit b o thi nc 4-Thit b o lng riờng 4.810 4.811 4.812 4.813 4.814.ó 4.815 4.816 4.817 4.818 4.819 4.820 4.821 4.822 4.823 4.824 4.825 4.826 4.827 4.828 4.829 4.830 4.831 4.832 4.833 4.834 4.835 4.836 4.837 4.838 4.839 4.840 4.841 4.842 4.843 4.844 4.845 Ct a tng d kin l khoan KT 20 X: 2325333 38 Y: 3 1 Cỏt kt 3 Cui kt Cui kt 2 Cỏt kt Bt kt Sột kt Cui kt Cỏ 34 t 5.9 kt 21 22 6.0 2 Cỏt kt Bt kt Cui kt 4 Cui kt Bt kt Cui kt Sột kt T 144 00 Sột 146 Cỏt kt 4 Cỏt kt 44 Ula 6.8 n Sột kt 44 Ula 7.5 n Sột 44 k ớt 8.5 Ula 45 n Sột 2.0 kt 453.50 Th 454.2 an 4.846 THIET KE K THUT LO Ngy 4.847.khi cụng: thi T, ụi 4.848 Tờn va Chiu dv va 4.849 Ly mõu 4.850 * Thụng s KT khoan 4.851 Ghi chỳ 0.0 m 4.852 4.853 4.854 4.855 4.856 4.857 4.858 4.859 4.860 4.861 - & ? ng ch?ng 4> 114 Khoan 4.862 00 r 4m 600-700 4.863 Ch ụ khoan m l 4.864 ||y [o 20 20 00 4.865 4.866 4.867 4.868 4.869 4.870 4.871 4.872 30 10 00 4.873 4.874 4.875 4.876 4.877 4.878 4.879 4.880 C - Xỏc 4.881 nh chiu To X: ụ: a tng Chiu sõu tru Cu trỳc Dan Khụng cú hip mt mõu Ly mõu hoỏ mõu than:mõu ỏ kp: Ly mõu 78 - 100 70 - 100 20.0 n t kt Sn kt 40.0 m liụl kt CễNG TY Cể PHN 4.882 4.883 Ph lc sụ Thiờt kờ thi cụng l 4.884 Ph lc s 4: Thit a vt lý LK TD20 - H Rỏng (Chiu sõu t 420 - 470 m) 4.885 4.886 CAU TRUC LO 4.887 4.888 4.889 Theo 4.890 4.891 4 4.892 3 I < 4.893 4.894 4.895 4.896 4.897 4.898 4.899 4.900 4.901 4.902 4.903 4.904 4.905 4.906 4.907 4.908 4.909 4.910 4.911 4.912 4.913 4.914 4.915 4.916 4.917 LK TD-20 KHU MO HA RANG TY LE: 1/200 Theo Võt ly Su I % ệ ô 422.50 i UN 444.01 6.00 446.01 2.00 4.918 4.919 4.920 a) a) b) Hỡnh 1.3 Mi khoan hai tng rónh thoỏt nc khoan bng OML a- Hỡnh dng; b- cõu trỳc; 1,2- Rónh thoỏt nc

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