?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=KARAKTERISASI+RESERVOAR+BATUPASIR+MENGGUNAKAN+APLIKASI+SEISMIK+ATRIBUT+DAN+INTERPRETASI+DATA+LOG+PADA+LAPANGAN+%E2%80%9CT%E2%80%9D%2C+SUB-CEKUNGAN+BAGIAN+SELATAN%2C+CEKUNGAN+JAWA+TIMUR&rft.creator=Titi+Setianing+Rahayu%2C++1115051034&rft.subject=Teknologi+lingkungan+.+rekayasa+sanitasi&rft.subject=Teknik+Pertambangan.+metalurgi&rft.description=Salah+satu+sinyal+seismik+yang+umummya+digunakan+untuk+mendapatkan+informasi+reservoir+adalah+amplitudo+dan+frekuensi.+Amplitudo+RMS+merupakan+akar+dari+jumlah+energi+dalam+domain+waktu+atau+bisa+dikatakan+amplitudo+rata-rata+dari+jumlah+amplitudo+yang+ada.+Sehingga%2C+Amplitudo+RMS+sangat+sensitif+terhadap+nilai+amplitudo+yang+ekstrim+dan+dapat+juga+berguna+untuk+melacak+perubahan+litologi+dan+persebarannya+secara+horizontal.+Frekuensi+sesaatmemberikan+informasi+tentang+perilaku+gelombangseismik+yang+mempengaruhi+perubahan+frekuensi+sepertiefek+absorbsi%2C+rekahan+dan+ketebalan+sistempengendapan.Atenuasi+atau+pelemahan+gelombang+seismik+ketika+melewatireservoir+gas+dapat+dideteksi+sebagai+penurunanfrekuensi.+Untuk+mengetahui+keadaan+reservoar+secara+horizontal+diperlukan+interpretasi+dari+data+log.+Pada+Lapangan+%E2%80%9CT%E2%80%9D%2C+terdapat+tiga+sumur+yang+menyajikan+data+log+gamma+ray%2C+LLD%2C+NPHI%2C+dan+RHOB.%0D%0ABerdasarkan+interpretasi+data+log%2C+diketahui+bahwa+zona+reservoirmerupakan+zona+permeabel%2C+berdasarkan+nilai+gamma+ray+yang+rendah.+Adanya+sparasi+antara+log+densitas-neutron+dan+nilai+resistivitas+lebih+dari+100+%CE%BCs%2Ff+pada+T1+menunjukkan+adanya+kandungan+gas%2C+pada+T2+nilairesistivitas+20-100%CE%BCs%2Ffmengindikasi+adanya+minyak%2C+dan+pada+T3+nilai+resistivitas+lebih+dari+100%CE%BCs%2Ff+mengindikasi+adanya+gas.+Persebaran+anomali+amplitudo+RMS+tinggi%2C+yaitu+0%2C4-0%2C7pada+daerah+penelitian+mengarah+dari+Timur+Laut+ke+Barat+Daya%2C+didukung+dengan+nilai+frekuensi+yang+rendah+yaitu+0-15+Hz.%0D%0AKata+Kunci%3A+seismik+atribut%2C+amplitudo+RMS%2C+frekuensi+sesaat%2C+interpretasi+log%2C+reservoir%0D%0A%0D%0ASAND+RESERVOIR+CHARACTERIZATION+USING+SEISMIC+ATTRIBUTES+AND+LOG+INTERPRETATION+INFIELD%22T%22%2C+SOUTHERN+SUB-BASIN%2C+EAST+JAVABASIN%0D%0ABy%0D%0ATITI+SETIANING+RAHAYU%0D%0AAmplitude+and+frequency+are+the+seismic+signal+that+is+commonly+used+to+obtain+reservoir+information.+RMS+amplitude+is+the+root+of+the+amount+of+energy+in+the+time+domain+or+simply%2C+the+average+of+amplitude.+RMS+amplitude+is+very+sensitive+to+extreme+value+and+may+also+be+useful+for+tracking+changes+in+lithology+and+spreading+horizontally.+Instantaneous+frequency+gives+information+about+seismic+waves+that+make+frequency+changes%2Cfor+example+absorption+effect%2C+fractures+and+thickness+of+deposition+system.+Attenuation+of+seismic+waves%2C+when+passing+through+the+gas+reservoir+can+be+detected+as+a+decrease+offrequency.+Interpretation+of+log+data+used+to+know+reservoir+vertically+characterization.+In+the+Field+%22T%22%2C+there+are+three+wells+with+gamma+ray%2C+LLD%2C+NPHI%2C+and+RHOB+log+data.+Based+on+interpretation+of+log+data%2C+it+is+known+that+the+reservoir+zone+is+permeable+zones%2C+based+on+the+low+value+of+gamma+rays.+Sparation+existence+between+the+density-neutron+log+and+resistivity+values+more+than+100+(%CE%BCs%2Ff)+on+T1+indicates+gas+content%2C+T2+has+resisitivity+value+20-100+(%CE%BCs%2Ff)+indicate+the+presence+of+oil%2C+and+T3+has+resistivity+values+more+than+100+(%CE%BCs%2Ff)+indicate+the+presence+of+gas.+Distribution+of+high+RMS+amplitude+anomalies+in+the+study+area+leads+from+the+Northeast+to+the+Southwest+with+value+0%2C4-0%2C7%2C+andlow+frequencies+value%2C+0-15+Hz.%0D%0AKeywords%3A+seismic+attributes%2C+RMS+amplitude%2C+instantaneous+frequency%2C+log+interpretation%2C+reservoir&rft.publisher=Fakultas+Teknik&rft.date=2015-12-19&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F16629%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F16629%2F2%2FABSTRACT.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F16629%2F3%2FCOVER%2520DALAM.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F16629%2F4%2FMENYETUJUI.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F16629%2F6%2FMENGESAHKAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F16629%2F5%2FPERNYATAAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F16629%2F7%2FRIWAYAT%2520HIDUP.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F16629%2F8%2FPERSEMBAHAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F16629%2F10%2FMOTO.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F16629%2F9%2FKATA%2520PENGANTAR.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F16629%2F11%2FSANWACANA.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F16629%2F9%2FDAFTAR%2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