Reservoir Formation Damage Episode 2 Part 6 ppsx

... Fogler, 19 97). 20 .3 s 0 .2 < 0 .1 CORE WEIGHT - 33.6 yn 0 .16 _ 3 1U 0 .14 5 O 0 . 12 P tc t- 0 .10 £ 0.04 0. 02 3 0.00 23 45678 VOLUME 3.7* KCI THROUGHPUT (literj) 10 Figure 2 -11 . Carbonate ... DE-AC 22- 90-BC14658, April 19 94. Civan, F., "A Multi-Purpose Formation Damage Model," SPE 311 01 paper, Proceedings of the SPE Formati...

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... wells nos. 1- 9, 11 , and 12 (after Hohn et al., 19 94; reprinted by permission of the U.S. Depart- ment of Energy). 74 Reservoir Formation Damage P c CcosG <r,cose, (4 -10 ) for ... Dekker Inc., New York, Ch. 9, 19 91, pp. 319 -373. 76 Reservoir Formation Damage 1. 0 (a) 10 0% WW 66% WW 50% WW 25% WW — 0%WW 1. 0 (b) .* 0 .4 0.0 Figure...

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... with permission from Elsevier Science). 11 4 Reservoir Formation Damage 14 12 10 0 10 20 30 40 50 Calcium and barium ions in solution, meq/L Figure 6- 6. Calcium (open figures) and barium ... equations can be written: e 5 =l-(J> (7 -14 ) e i =$S i :j = w,o,g (7 -15 ) SX =1. 0, IX =1. 0, IX =1. 0, 20, =1. 0, 2** =1- 0 (7 - 16 ) 2* c ij-Pj (7 -17 ) i T...

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... fraction is given by: (11 - 12 ) (11 -13 ) where (() is porosity and S } is the saturation of phase J. Thus, substituting Eqs. 11 - 12 and 11 -13 into Eq. 11 -11 yields the following ... core samples 24 6 Reservoir Formation Damage and MS w 1 + (M -1) S W (11 -26 ) Consequently, Eq. 11 -19 can be simplified significantly by substituting Eqs....

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... Modeling 27 1 K c L f )aK f ( 12- 22) aK ( 12- 23) Alternatively, eliminating (p c -p e ] between Eqs. 12- 18 and 12- 19 and then solving for 8 yields: aK t 5 = i- ( 12- 24) aK, Notice that Eq. 12- 24 ... Eqs. 12- 2, 12- 9, 12- 46, and 12- 48 into Eq. 12- 45 results in (1999a) dt r w -8 ' where ( 12- 49) ^yp^ ( 12 ~ 50) and B is given by Eq. 12- 13. The...

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... 8 .29 7min/cm 6 , B/C = 0.1 136 cm- 3 , R 2 = 0.87 13 ( 12- 84) C = 0.0 034 cm 4 /min, D = 0.0076cm, R 2 = 0.949 ( 12- 85) A = 0. 022 9 cnT 2 , B = 0.00 03 cm/min, R 2 = 0.98 73 ( 12- 86) The coefficients ... of Eq. 12- 76 can be used with Eqs. 12- 30 , 12- 31 , 12- 12, and 12- 13 to obtain the following expressions: (B/C), k d (A/C)(t-T c >...

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... 1970). 326 Reservoir Formation Damage migration, and redeposition of fine mineral particles and therefore cause formation damage (Chang and Civan, 1991, 19 92, 1997). Formation damage ... Chatelier principle. Because H 2 O 46 44 42 ~ 40 Q 01 3 38 O V) < ;2 s 20 0ôF C) DISSOLVED CALCIUM, MMOLE/B Figure 13-1. Natural and induced scale damag...

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... Al cr Br so 4 - 2 C0 3 ~ 2 HCO 3 H 4 Si0 4 ° pH TDS Tartarate Malonate Succinate Glycolate Formate Acetate Propianate Butyrate Oxalate JMU # 723 4 58 650 28 47 663 9 62 2.41 780 10.3 0 .5 106400 8 35 28 3 0 24 0 2. 2 6.83 170837 ND ND 24 .6 ND 23 .3 304 22 5. 7 ND JMU # 723 1 60430 3037 753 4 12 2.18 8 12 0.16 0.6 110000 8 92 246 0 24 0 4.3 7 .23 1 759 32 ND ND 26 .2...

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... 1177-1185. 3 72 Reservoir Formation Damage f + Fe +2 + 16H + + Ue~ t=> FeS 2 + 8// 2 0 Fe^O 23 + 38/T + 30e~ & 2FeS- + 19HQ + 6H + + 2e~ d 2Fe +2 + 3// 2 0 from ... \*"J—\jj) Fe 2 O 3 +6H + +6H + + 2e~ <=>2Fe +2 + 3H 2 O Fe 2 O 3 +2HCO 3 +4H + +2e FeCO 3 +H + <=> Fe +2 + HCO 3 + 5H + + 2e~ ^ 3FeCO 3 + 4...

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... Dekker, Inc.). 4 02 Reservoir Formation Damage 0.3 T Reservoir Pressure. 28 0.0 aon Reservoir Temperature, 338.0 *K 25 0 29 0 300 310 Temperature, °K 320 330 Figure 14 - 27 . Wax weight ... g/g-mol Component Saturates Aromatics Resins Asphaltenes Viscosity mPaằs . 12. 8 4 .2 - - Viscosity @59C d 4 .2 . - - - 0.1 23 0 wt.% 48.5 33.5 13 .2 4.8 OilW2" Density...

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... md knp/kpi 3 11.3 20 0 0.5,1 ,2, 3 0.35 29 .29 2. 71 136 0.5 1 2 3 0.1 15 100 0.05 /1 0 20 0.0 08 6.3 0.00 085 through 0.01 0.0 32 0 .2 10 10 0. 82 10 11.3 10 * After Ali and Islam, â19 98 SPE; reprinted ... (Reference) Reservoir temperature ôa 50 80 119 81 S Sat 40.1 65.7 70.5 15 ARA/ AT 46.1 22 .8 25 .5 37 kNALYSIJ Resins 8. 5 7.5 3.3 34 5 Asph. 5.3 4 0.15 14 Re...

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... g/gmol 50 13 29 5.3 6,000 50 13 29 5.3 6,000 - 5 .27 29 . 29 53đ 6,000 - 5 .27 29 . 29 53đ 6,000 Core Properties L, cm D, cm k ( , darcy A 5.08 2. 3 0.107 0.131 5.08 2. 3 0.0 122 0 .24 3 26 .5 2. 56 0.011 0.35 26 .5 2. 56 0.011 0.35 Data ... SPE International Symposium on Formation Damage Control, February 26 -27 , 19 92 , Lafayette, Louisiana, pp. 21 9...

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... ambient laboratory conditions. 470 Reservoir Formation Damage Guidelines and Program for Laboratory Formation Damage Testing Recommended Practice for Laboratory Formation Damage Tests* Introduction The ... the wellbore. 458 Reservoir Formation Damage effect for clays and fines in the reservoir, an effect that would be removed by extraction." Fu...

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... by: ,9£ dr (18 -3) 62 4 Reservoir Formation Damage U 1.0- 0.8- 0 .6- 0.4- 0.2- 0.0- _,_,., C r Sr Sc So M * r w ã 0.25 - 0.258 r " 0 .3 (max) 3 ã 0.2 - 100 mm |iii (a) 1.0- 0.8- 0 .6- 0.4- 0.0- 200 jL 30 0 Radius, ... are required: (19-10) 62 6 Reservoir Formation Damage International Symposium on Oilfield Chemistry, February 28-March 3, 19 93,...

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... of, 6 93 Damage by formation fines migration, 251 Damage by mud filtration, 255 Damage by particle invasion, 2 53 Damage ration, 687 Deposition calcite, model, 674 Formation Damage ... Deposition," SPE 238 10 paper, SPE International Symposium on Formation Damage Control, Lafayette, Louisiana, February 26-27, 1992, pp. 38 3 -39 5. Table 23- 2 (...

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