Ma;V L V Lj j Lagmur m 3 /m 3 ; L Lj j Lagmur Ma;yyj j ;G a m 3 /m 3 ; g/cm 3 ;a A 5 = GmBg 1- φ m G 1-S mw φ m -φ a a1 -G a2 3 A

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1 GeologcalSceceadTechologyIformato Vol.36 No.2 Mar do /j.ck.dzkq [J] Bagham Lagmur Lagmur 20%; ; ; ; ; ; A [13] CH 4 CO 2 C 2H 4 C 3H 8 Bagham [14] 20%~80% [1] ; ; [2-4] [5] 3 ISA Kg [6] Moghadam [7] z Sadoval [8] EL Wlams-Kovacs [9] EL [15] Ahmed [10] Frada [11] y G a = V L 1 Kg [6] Clarkso [12] L 1+ yj j=1 L j E-mal dhmlxm@sa.com 1

2 Ma;V L V Lj j Lagmur m 3 /m 3 ; L Lj j Lagmur Ma;yyj j ;G a m 3 /m 3 ; g/cm 3 ;a A 5 = GmBg 1- φ m G 1-S mw φ m -φ a a1 -G a2 3 A m 3 ;B g m 3 /m 3 ; φ m ;S mw 1.2 [19] Bagham Δεd ;G m 10 8 m 3 ;G a1 d m 3 /m 3 ; Δεd = RT y EV G a2 m 3 /m 3 0 V L d d L 1+ yj j=1 L j Δεd ;V m -3 /mol;e + a 2 V -b = RT 4 V a m 3 Ma mol ;b cm 3 / mol;v A 6 = GmBg Δεd 12 1-S m 3 mw /kmol;t K;R [Ma m 3 /K kmol] pc T pc pc = x c 5 T pc = x T c 6 T pc K; pc Ma; x ; c Ma;T c K [18] a b a = 27R2 T 2 pc 64 pc 7 b= RTpc 8 8 pc [16] [17] 8 b 9 10 珨烄 y M V L 烌 φ a =aρb 烅烍 2 ρ ρ smx L 1+ yj 烆 j=1 L s = /b 9 M j 烎 φ a ; 珨 M ρ smx = x ρ s 10 g/mol; ρ b g/cm 3 ; ρ smx ρ s g/cm 3 ; ρ smx g/cm 3 ;M g/mol A 1 =G m B g -B g 13 Ma; d Ma 2 Δ

3 2 143 A m 3 Δ A 2 =G f B g -B g 14 C ws fw +C A 4 =G fb g A m 3 ;G f f 1-S fw m 3 A m 3 ;C f Δ Ma -1 ;S fw [20] C ws mw +C m G A 3 =G mb g 1-S mw p 10 8 m 3-15 A m 3 ;C w Ma -1 ;C m Ma -1 ; Ma Δ { [ ]} G pb g =G m B g -B g+ Bg S mwc w +C m 1-S φ B m g mw φ m - G φ a a1 -G a2 +Δε d +G f B g -B g + Bg - S fwc w +C f 1-S fw { [ ]} 17 M = 1 B g -B g + Bg S mwc w +C m B g 1-S φ B m g mw φ m - G φ a a1 -G +Δε 18 X = 1 Bg - S fwc w +C B g -B g+ B g [ 1-S ] fw G p M 20 1 X =Gm X +Gf Table1 Molefractoofshalegas G p /X M/X 2 Table2 roductodataofashalegasreservor G f /Ma G m G =G m +G f+ GmBg 1- φ m 1-S mw φ m -φ a y V L L 1+ yj j=1 L j m 3 φ a m 3 3 T=366.48K = MaB g = C m = Ma -1 C w = Ma -1 C f= Ma -1 φ m=0.021s mw=0.2s fw=0.05 ρ b=2.5 g/cm 3 E= Ma 22 Ma 1 CH4 C2H6 C3H8 C+4 CO2 y x /10 8 m m Table3 Correlatoofdferetmethods / / /10 8 m 3 /10 8 m m m 3 [21] [22] [14]

4 Fg.1 1 Methodofmodfedmateralequato [21] 3 [22] 2 [14] Fg.2 Efectofadsorptophasedestyoftotalreserves adadsorptocapactyofshale 1 CO 2 Bagham [23] ; Bagham 2 [14] CO 2 [13] Ma m 3 [21] 72.56% [14] 63.35% 52.03% [4] 4 Ambrose [24] [1] Wlams-KovacsJDClarkosC R.Usgstochastcsmula- totoquattyrskaducertashalegasprospectgad developmet[c] Ao.Caada ucovetoalresources coferece15-17november 2011AlbertaCaada.New YorkSE2011. [2]. [J] [3]. [J] [J] [5]. [J] [6] KgG R.Materalbalacetechquesforcoalseamaddevo- ashalegasresercorswthlmtedwaterflux[j].sere- sevoregeerg

5 2 145 [7] MoghadamSJejeOMetarL.Adacedgasmaterabalace smplfedformat[j].jouralofcaadaetroluem Techolo- gy [8] SadovalM ACalderoCZ H.Theewgeeralzedmater- al-balaceequatofor aturalyfratured reservors[c] Ao.Lat Amerca ad Carbbe etroleum Egeerg Coferece.CartageadeIdasSocetyofetroleum Eg- eers2009. [9] Wlams-KovacsJClarksoCRNobakhtM.Impactofmate- tralbalaceequato selecto o ratetrasetaalyss of shalegas[s] SE AualTechcalCofereceadExhb- to.saatotexassocetyofetroleum Egeers2012. [10]AhmedT HCetlme ARouxB.A geeralzed materal balaceequatoforcoalbed methaereservors[c] Ao. SE Aual Techcalcoferecead Exhbto.Sa A- tootexassocetyofetroleum Egeers2011. [11]FradaET.Thedevelopmetofmateralbalaceequatofor coalbedmethaereservors[c] Ao.SE AsaacfcOl troleum Egeers2011. [12]ClarksoCRMcgoverJM.Studyofthepotetalmpactof adgascofereceadexhbto.new YorkSocetyofe- matrxfreegasstorageupocoalbedgasreservesadproduc- tousgaew materalbalaceequato[c] roceedgsof the2001iteratoalcoalbed MethaeSymposum.Tusca- loosaalabamatheuverstyofalabama [J] [14]. [J] [15] HuterC DYougD M.Relatoshpofaturalgasoccur- receadproductoeasterketuckybgsadygasfeld tojotsadfracturesdevoabtumousshale[j].aag Bulet [16]. [J] [17]. [J] [18] Ambrose R JHarma R C.Mult-compoetsorbed-phase cosderatos for shale gas--place calcutos [C ]. SE [19]. [M] [20]. [J] [21]. [J] [22]. [J] [23]. [J] [24]AmbroseRJHartmaRCCamposm M Detal.Newpore- scalecosderatosforshalegasplacecalculatos aper ferece23-25february2010tsburghesylvaausa. New YorkSE2010. Calculato MethodofShaleGasReservesby CosdergMult-compoetAdsorpto Du HuamgNgZhegfuSueghu Colegeofetroleum EgeergChaUverstyofetroleumBejgBejg102249Cha [13] MSpresetedattheSE UcovetoalGasCo- AbstractAmgatthecharacterstcsadexstgstateofshalegasreservorbasedotheprcpleof adsorptogasdesorptousg materalbalacetheorybagham deformatotheory ad exteded Lagmuradsorptomodelthemateralbalaceequatoofthemult-compoetadsorptoofshalegas reservorsderved.learzgthe materalbalaceequatothedyamcreservecalculato method basedothemateralbalaceequatosobtaed.thecalculatoresultsshowthatthemult-compoet adtheadsorbedphasevolumehaveagreatflueceoshalegas-placecalculato.cosdergther fluecethecalculatomodelsmorepractcaladtheresultsaremoreaccurate. Keywordsshalegasreservor;mult-compoetadsorpto;adsorptophasedesty;materalbalaceequato;reservecalculato

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