?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=IDENTIFIKASI+PENYEBARAN+DAN+ANALISIS+STRIPPING+RATIO+MINING+BATUBARA+DENGAN+MENGGUNAKAN+DATA+GEOFISIKA+LOGGING+PADA+LAPANGAN+%E2%80%9CDK%E2%80%9D+DI+DAERAH+LAHAT%2C+%0D%0ASUMATERA+SELATAN%0D%0A&rft.creator=HARDEKA+PAMERAMBA%2C+115051019&rft.subject=Teknologi+(General)&rft.description=Telah+dilakukan+penelitian+eksplorasi+Geofisika+Logging+di+area+eksplorasi+PT+Priamanaya+Energy+kabupaten+Lahat+Provinsi+Sumatera+Selatan.+Penelitian+ini+mengidentifikasi+penyebaran+seam+batubara+dan+menganalisis+nilai+stripping+ratio+dari+besarnya+cadangan+yang+dihitung+sebagai+bahan+informasi+atau+refrensi+dalam+eksploitasi+tambang+batubara+dengan+menggunakan+metode+yang+sama.penelitian+ini+menggunakan+data+skunder%2Cdata+log+sumur+dan+perangkat+lunak+wellcad+4+dan+rockworks+15%2C+yang+selanjutnya+dilakukan+analisis+data+log+sumur%2C+pemodelan+penyebaran+litologi+dan+perhitungan+besarnya+volume+litologi+area+penelitian+serta+penentuan+nilai+stripping+ratio+(SR).+Hasil+yang+diperoleh+adalah+litologi+area+penelitian+yaitu+sandstone%2Cclaystone+dan+batubara.+Didapatkan+juga+pola+grafik+log+pada+seam%2C+besar+kecilnya+nilai+log+gamma+ray+dan+density+pada+seam+batubara+dimana+gamma+ray+berkisar+antara+0+%E2%80%93+10+cps+dan+long+density+berkisar+antara+2500+%E2%80%93+8000+cps%2C+beserta+model+3D+(Tiga+Dimensi)+dengan+peta+isopach+dan+besarnya+volume+overburden+dan+seam+barubara+daerah+penelitian.+Sebaran+deposit+lapisan+batubara+didapatkan+sebesar+11%2C659%2C400+m3+dengan+overburden+sebesar+29%2C171%2C200+m3+dan+stripping+ratio+didapatkan+1+%3A+2.5+berdasarkan+data+tersebut+maka+batubara+didaerah+tersebut+ekonomis+untuk+dieksploitasi.%0D%0A%0D%0AKata+kunci%3A+logging%2C+batubara%2C+seam%2C+gamma+ray%2C+density+stripping+ratio%0D%0A%0D%0AIDENTIFICATION+THE+DISTRIBUTION+AND+COAL+MINING+STRIPPING+RATIO+ANALYSIS+USING+GEOPHYSICAL+LOG+DATA+IN+%E2%80%9CDK%E2%80%9D+AREA+IN+LAHAT%2C+SOUTH+SUMATERA%0D%0A%0D%0AThere+had+been+done+a+geophysical+exploration+log+research+in+the+exploration+area+of+PT+Priamanaya+Energy%2C+Lahat%2C+South+Sumatera.+This+research+aims+to+identify+the+distribution+of+coal+seam+and+to+analysis+the+stripping+ratio+from+the+coal+reserves+counted+as+reference+in+the+coal+mining+exploration+using+the+same+methode.+This+research+used+secondary+data+which+is+well+log+data+and+softwares+wellcad+4+and+rockworks+15.+The+well+log+data+was+analyzed+to+obtain+the+lithology+distribution+model%2C+calculate+the+lithology+volume+of+the+research+area%2C+and+determined+the+stripping+ratio+(SR).+The+results+represent+the+lithologies+of+the+area+namely+sandstone%2C+claystone%2C+and+coal.+There+are+also+achieved+the+log+pattern+in+seam%2C+gamma+ray+log+respon%2C+dan+density+of+the+coal+seam.+Gamma+ray+is+about+0-10+cps+and+long+density+is+about+2500-8000+cps.+In+addition%2C+3D+modell+is+also+obtained+from+isopach+map+and+the+overburden+volume+calculated+form+coal+seam+of+the+research+area.+Deposit+distribution+of+coal+bed+is+about+11%2C659%2C400+m3+with+overburden+29%2C171%2C200+m3+and+the+stripping+ratio+achieved+is+1%3A25.+According+to+the+result%2C+the+coal+reserves+in+this+area+is+economic+to+be+explored.%0D%0A%0D%0AKeywords%3A+logging%2C+coal%2C+seam%2C+gamma+ray%2C+density+stripping+ratio&rft.publisher=FAKULTAS+TEKNIK&rft.date=2017-02-13&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F25843%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F25843%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F25843%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++HARDEKA+PAMERAMBA%2C+115051019++(2017)+IDENTIFIKASI+PENYEBARAN+DAN+ANALISIS+STRIPPING+RATIO+MINING+BATUBARA+DENGAN+MENGGUNAKAN+DATA+GEOFISIKA+LOGGING+PADA+LAPANGAN+%E2%80%9CDK%E2%80%9D+DI+DAERAH+LAHAT%2C+SUMATERA+SELATAN.++FAKULTAS+TEKNIK%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F25843%2F