?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=ANALISIS+PERSEBARAN+RESERVOAR+BATUPASIR+YANG%0D%0ATERSATURASI+GAS+DENGAN+MENGGUNAKAN+METODE%0D%0ASEISMIK+INVERSI+POISSON+IMPEDANCE+(PI)+PADA%0D%0ALAPANGAN+%E2%80%9CX%E2%80%9D+CEKUNGAN+BONAPARTE&rft.creator=Aditya+Nugroho%2C+1515051020&rft.subject=620+Ilmu+teknik+dan+ilmu+yang+berkaitan&rft.description=Pada+penelitian+ini+parameter+Acoustic+Impedance+(AI)%2C+Shear+Impedance+(SI)%2C+dan%0D%0ALMR+tidak+sensitif+untuk+pemisahan+litologi+dan+fluida+karena+masih+memiliki%0D%0Atingkat+ambiguitas+yang+tinggi.+Poisson+Impedance+(PI)+dinilai+lebih+efektif+untuk%0D%0Amengatasi+masalah+tersebut.+Nilai+PI+diperoleh+dengan+melakukan+rotasi+pada%0D%0Acrossplot+AI+dan+SI+untuk+memenuhi+persamaan+PI+(c)+%3D+AI+-+c+*+SI%2C+di+mana+nilai%0D%0Akoefisien+c+merupakan+faktor+optimisasi+rotasi.+Nilai+koefisien+c+tersebut+dihitung%0D%0Amelalui+metode+TCCA+(Target+Coefficient+Correlation+Analysis)+untuk%0D%0Ameningkatkan+akurasi.+Lithology+Impedance+(LI)+diperoleh+dari+kombinasi+antara%0D%0APoisson+Impedance+dengan+parameter+yang+sensitif+terhadap+litologi+(Gamma+Ray%0D%0Adan+Vp%2FVs+Ratio).+Fluid+Impedance+(FI)+diperoleh+dari+kombinasi+antara+Poisson%0D%0AImpedance+dengan+parameter+yang+sensitif+terhadap+fluida+(Water+Saturation+dan%0D%0ALambda-Rho).+Nilai+koefisien+c+untuk+Lithology+Impedance+(Gamma+Ray)+pada%0D%0Areservoar-1+didapatkan+sebesar+1%2C2174+dan+pada+reservoar-2+sebesar+2%2C0778.%0D%0ASelanjutnya+Lithology+Impedance+(Vp%2FVs+Ratio)+pada+reservoar-1+didapatkan+nilai%0D%0Akoefisien+c+sebesar+1%2C5637+dan+pada+reservoar-2+sebesar+1%2C7045.+Adapun+nilai%0D%0Akoefisien+c+untuk+Fluid+Impedance+(Water+Saturation)+pada+reservoar-1+didapatkan%0D%0Asebesar+1%2C0575+dan+pada+reservoar-2+sebesar+1%2C9626.+Serta%2C+Fluid+Impedance%0D%0A(Lambda-Rho)+pada+reservoar-1+didapatkan+nilai+koefisien+c+sebesar+1%2C2892+dan%0D%0Apada+reservoar-2+sebesar+1%2C2045.+Lithology+Impedance+dan+Fluid+Impedance%0D%0Amenghasilkan+pemisahan+distribusi+litologi+dan+fluida+pada+kedua+reservoar+dengan%0D%0Asangat+baik.+Pada+reservoar-1%2C+batupasir+yang+tersaturasi+gas+dominan+berada+pada%0D%0Abagian+barat+dan+utara+daerah+penelitian%2C+sedangkan+pada+reservoar-2%2C+batupasir%0D%0Ayang+tersaturasi+gas+dominan+berada+pada+bagian+selatan-barat+daerah+penelitian%2C%0D%0Aserta+terdapat+juga+di+sekitar+sumur+Z1-Z+dan+Z1-Y.%0D%0A%0D%0AKata+Kunci%3A+Poisson+Impedance%2C+TCCA+(Target+Coefficient+Correlation+Analysis)%2C%0D%0A%0D%0ALitologi%2C+Fluida%0D%0AIn+this+study%2C+Acoustic+Impedance+(AI)%2C+Shear+Impedance+(SI)%2C+and+LMR%0D%0Aparameters+are+not+sensitive+to+lithology+and+fluid+separation+because+it+still+has+a%0D%0Ahigh+degree+of+ambiguity.+Poisson+Impedance+(PI)+is+considered+more+effective+in%0D%0Aovercoming+this+problem.+PI+values+are+obtained+by+rotating+the+AI+and+SI+crossplots%0D%0Ato+fulfill+the+equation+of+PI+(c)+%3D+AI+-+c+*+SI%2C+where+the+coefficient+value+c+is+the%0D%0Arotation+optimization+factor.+The+coefficient+value+of+c+is+calculated+through+the%0D%0ATCCA+(Target+Coefficient+Correlation+Analysis)+method+to+improve+accuracy.%0D%0ALithology+Impedance+(LI)+is+obtained+from+a+combination+of+Poisson+Impedance%0D%0Awith+parameters+that+are+sensitive+to+lithology+(Gamma+Ray+and+Vp%2FVs+Ratio).+Fluid%0D%0Aimpedance+(FI)+is+obtained+from+a+combination+of+Poisson+Impedance+with%0D%0Aparameters+that+are+sensitive+to+fluid+(Water+Saturation+and+Lambda-Rho).+The%0D%0Acoefficient+value+for+Lithology+Impedance+(Gamma+Ray)+in+reservoir-1+is+obtained%0D%0Aat+1.2174+and+in+reservoir-2+is+2.0778.+Furthermore%2C+Lithology+Impedance+(Vp+%2F+Vs%0D%0ARatio)+in+reservoir-1+is+obtained+c+coefficient+value+of+1.5637+and+in+reservoir-2+is%0D%0A%0D%0A1.7045.+The+coefficient+value+for+Fluid+Impedance+(Water+Saturation)+in+reservoir-%0D%0A1+is+1.0575+and+in+reservoir-2+is+1.9626.+As+well%2C+the+Fluid+Impedance+(Lambda-%0D%0ARho)+in+reservoir-1+has+a+coefficient+value+of+1.2892+and+in+reservoir-2+of+1.2045.%0D%0A%0D%0ALithology+Impedance+and+Fluid+Impedance+produce+a+very+good+separation+of%0D%0Alithology+and+fluid+distribution+in+both+reservoirs.+The+dominant+gas-saturated%0D%0Asandstone+reservoir+(reservoir-1)+is+in+the+western+and+northern+part+of+the+research%0D%0Aarea%2C+while+the+dominant+gas-saturated+sandstone+reservoir+(reservoir-2)+is+in+the%0D%0Asouth-west+part+of+the+study+area%2C+and+also+around+wells+Z1-Z+and+Z1+-Y.%0D%0A%0D%0AKeywords%3A+Poisson+Impedance%2C+TCCA+(Target+Coefficient+Correlation+Analysis)%2C%0D%0A%0D%0ALithology%2C+Fluid&rft.publisher=FAKULTAS+TEKNIK&rft.date=2019&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F58607%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F58607%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F58607%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++Aditya+Nugroho%2C+1515051020++(2019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