?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=IDENTIFIKASI+LINGKUNGAN+PENGENDAPAN+DAN+SIFAT%0D%0ARESERVOIR+KARBONAT+MENGGUNAKAN+ELEKTROFASIES%2C%0D%0AMETODE+SEISMIK+2D+POST+STACK+TIME+MIGRATION+(PSTM)%2C+DAN%0D%0AANALISIS+PETROFISIKA+CEKUNGAN+JAWA+TIMUR+UTARA&rft.creator=Varenza+Novita+Yandi%2C+1715051006&rft.subject=620+Ilmu+teknik+dan+ilmu+yang+berkaitan&rft.description=The+North+East+Java+Basin+is+one+of+the+offshore+hydrocarbon+producing+basins%0D%0Awhich+has+a+fairly+high+shale+content+in+its+reservoir.+For+this+reason%2C+it+is+necessary%0D%0Ato+identify+the+reservoir+depositional+environment+by+electrofacies+analysis+and%0D%0Adetermine+reservoir+properties+from+the+calculation+of+petrophysical+parameters+in%0D%0Athe+form+of+shale+volume+(Vsh)%2C+effective+porosity+(%E2%88%85eff)%2C+and+water+saturation+(Sw)%2C%0D%0Aand+seismic+data+analysis.+The+data+used+are+2D+seismic+post-stack+time+migration%0D%0Adata+and+3+well+data.+Based+on+electrofacies+analysis%2C+it+shows+that+the+target%0D%0Areservoir+zone+has+an+electrofacies+pattern+in+the+form+of+cylindrical%2C+funnel%2C+and%0D%0Abell+which+is+interpreted+as+containing+carbonates+in+the+form+of+keep-up+carbonate%2C%0D%0Acatch-up+carbonate%2C+and+give-up+carbonate+and+is+deposited+in+a+shallow+marine%0D%0Ashelf+environment+that+is+influenced+by+tide.+The+results+of+petrophysical+analysis%0D%0Ashow+the+average+value+of+shale+volume+is+19.37%25%2C+effective+porosity+is+24.5%25%2C+and%0D%0Awater+saturation+is+54.6%25.+Thus%2C+it+can+be+said+that+the+reservoir+belongs+to+a+clean%0D%0Aformation+with+very+good+porosity+and+contains+oil+and+gas+fluids.+Meanwhile%2C+the%0D%0Aanalysis+of+seismic+data+displayed+on+the+time+structure+map+and+depth+structure%0D%0A%0D%0Amap+shows+that+this+reservoir+area+is+influenced+by+thrust+faults+trending+northeast-%0D%0Asoutheast.+In+addition%2C+sensitivity+analysis+of+well+data+was+carried+out+to+determine%0D%0A%0D%0Athe+nature+of+the+prospective+reservoir%2C+namely+the+density+of+2.18+%E2%80%93+2.42+gr%2Fcm3%0D%0A%2C%0D%0A%0D%0Aacoustic+impedance+6.700+%E2%80%93+10.200+(m%2Fs)%E2%80%A2(gr%2Fcm3%0D%0A%0D%0A)%2C+shale+volume+20%25+%2C+and+water%0D%0A%0D%0Asaturation+40%25.%0D%0AKeyword%3A+Electrofacies%2C+petrophysics%2C+structure%2C+reservoir%0D%0ACekungan+Jawa+Timur+Utara+merupakan+salah+satu+cekungan+penghasil%0D%0Ahidrokarbon+laut+lepas+yang+memiliki+kandungan+lempung+(shale)+yang+cukup%0D%0Atinggi+pada+reservoir-nya.+Untuk+itu+perlu+dilakukan+identifikasi+lingkungan%0D%0Apengendapan+reservoir+dengan+analisis+elektrofasies+serta+penentuan+sifat+reservoir%0D%0Adari+perhitungan+parameter+petrofisika+berupa+volume+shale+(Vsh)%2C+porositas+efektif%0D%0A(%E2%88%85eff)%2C+dan+saturasi+air+(Sw)%2C+dan+analisis+data+seismik.+Data+yang+digunakan+berupa%0D%0Adata+seismik+2D+post-stack+time+migration+serta+3+data+sumur.+Berdasarkan+analisis%0D%0Aelektrofasies+menunjukkan+zona+target+reservoir+berada+memiliki+pola+elektrofasies%0D%0Aberupa+cylindrical%2C+funnel%2C+dan+bell+yang+diinterpretasi+terdapat+karbonat+berupa%0D%0Akeep-up+carbonate%2C+catch-up+carbonate%2C+dan+give-up+carbonate+dan+terendapkan%0D%0Apada+lingkungan+paparan+laut+dangkal+yang+dipengaruhi+oleh+pasang+surut+air+laut..%0D%0AHasil+analisis+petrofisika+menunjukkan+nilai+rata-rata+volume+shale+sebesar+19%2C37%25%2C%0D%0Aporositas+efektif+24%2C5%25%2C+dan+saturasi+air+54%2C6%25.+Dengan+demikian%2C+dapat+dikatakan%0D%0Abahwa+reservoir+termasuk+pada+formasi+bersih+dengan+porositas+sangat+baik+dan%0D%0Amengandung+fluida+minyak+dan+gas+Sementara+itu+analisis+data+seismik+yang%0D%0Aditampilkan+pada+peta+struktur+waktu+dan+peta+struktur+kedalaman+menunjukkan%0D%0A%0D%0Abahwa+area+reservoir+ini+dipengaruhi+oleh+sesar+naik+yang+berarah+timurlaut-%0D%0Atenggara.+Selain+itu+dilakukan+analisis+sensitivitas+data+sumur+untuk+mengetahui%0D%0A%0D%0Asifat+reservoir+yang+prospek%2C+yakni+densitas+sebesar+2%2C18+%E2%80%93+2%2C42+gr%2Fcm3%0D%0A%0D%0A%2C+impedansi%0D%0A%0D%0Aakustik+6.700+%E2%80%93+10.200+(m%2Fs)%E2%80%A2(gr%2Fcm3%0D%0A%0D%0A)%2C+volume+shale+%E2%89%A420%25%2C+dan+saturasi+air+%E2%89%A440%25.%0D%0A%0D%0AKata+kunci%3A+elektrofasies%2C+petrofisika%2C+struktur%2C+reservoir&rft.publisher=FAKULTAS+TEKNIK&rft.date=2021&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F62718%2F1%2FABSTRAK%2520-%2520varenza%2520novita.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F62718%2F2%2FSKRIPSI%2520FULL%2520-%2520varenza%2520novita.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F62718%2F3%2FSKRIPSI%2520TANPA%2520PEMBAHASAN%2520-%2520varenza%2520novita.pdf&rft.identifier=++Varenza+Novita+Yandi%2C+1715051006++(2021)+IDENTIFIKASI+LINGKUNGAN+PENGENDAPAN+DAN+SIFAT+RESERVOIR+KARBONAT+MENGGUNAKAN+ELEKTROFASIES%2C+METODE+SEISMIK+2D+POST+STACK+TIME+MIGRATION+(PSTM)%2C+DAN+ANALISIS+PETROFISIKA+CEKUNGAN+JAWA+TIMUR+UTARA.++FAKULTAS+TEKNIK%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F62718%2F