?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=IDENTIFIKASI+STRUKTUR+GEOLOGI+BAWAH%0D%0APERMUKAAN+DAERAH+PANASBUMI+SIPOHOLON%0D%0ABERDASARKAN+ANALISIS+SVD+DAN+PEMODELAN%0D%0A%0D%0AANOMALI+GAYABERAT&rft.creator=Yovan+Elzikrian%2C+1615051006&rft.subject=620+Ilmu+teknik+dan+ilmu+yang+berkaitan&rft.description=Daerah+panas+bumi+Sipoholon+merupakan+salah+satu+daerah+berpotensi+panas+bumi%0D%0Ayang+terletak+di+Kabupaten+Tapanuli+Utara%2C+Propinsi+Sumatera+Utara%2C+dan+berada%0D%0Apada+zona+patahan+Sumatera+dengan+manifestasi+permukaan+berupa+mata+air+panas%2C%0D%0Abualan+gas+dan+solfatar.+Penelitian+ini+bertujuan+untuk+mengidentifikasi+struktur%0D%0Apatahan+serta+mengetahui+zona+prospek+panasbumi+di+daerah+penelitian+berdasarkan%0D%0Aanalisis+SVD+dan+pemodelan.+Berdasarkan+pengolahan+yang+dilakukan+didapatkan%0D%0Aanomali+Bouguer+daerah+penelitian+sebesar+-105+mGal+sampai+-35+mGal.%0D%0ASelanjutnya+untuk+mendapatkan+lebar+jendela+yang+akan+digunakan+pada+filter%0D%0Amoving+average+dilakukan+analisis+spektrum+agar+mendapatkan+kedalaman+anomali%0D%0Aresidual+744+m+dan+kedalaman+anomali+regional+6963+m.+Untuk+dapat%0D%0Amengidentifikasi+struktur+patahan+dilakukan+analisis+SVD+dimana+patahan+yang%0D%0Ateridentifikasi+dominan+berarah+barat+laut+%E2%80%93+tenggara+yang+berada+di+tengah+daerah%0D%0Apenelitian%2C+ada+juga+sesar+berarah+utara+%E2%80%93+selatan+di+selatan+daerah+penelitian%2C+sesar%0D%0Aberarah+timur+laut+%E2%80%93+barat+daya+di+utara+daerah+penelitian%2C+dan+sesar+berarah+barat+%E2%80%93%0D%0Atimur+di+barat+daerah+penelitian.+Model+3D+didapatkan+dengan+persebaran+nilai%0D%0Adensitas+bawah+permukaan+berkisar+antara+2%2C00+%E2%80%93+3%2C00+gr%2Fcm3%0D%0A%0D%0A.+Berdasarkan+hasil%0D%0Apemodelan+dan+analisis+data+gayaberat+terdapat+tiga+zona+prospek+yang+diduga%0D%0Asebagai+reservoar+panasbumi+yang+berada+di+barat+laut%2C+barat+daya%2C+dan+tenggara.%0D%0AManifestasi+panasbumi+terdapat+di+barat+laut%2C+barat+daya%2C+tengah%2C+serta+sebelah%0D%0Atenggara+daerah+penelitian+yang+relatif+mengikuti+sesar+dan+terdapat+batuan+beku%0D%0Aintrusif+yang+diperkirakan+menjadi+sumber+panas+yang+memiliki+memiliki+nilai%0D%0Adensitas+antara+2%2C80+%E2%80%93+3%2C00+gr%2Fcm3%0D%0A%0D%0Ayang+berada+di+bagian+selatan+dan+timur+dengan%0D%0A%0D%0Akedalaman+%3E+1%2C5+km.%0D%0AKata+kunci+%3AGayaberat%2C+Panasbumi%2C+Second+Vertical+Derivative%2C+Moving+Average%0D%0AThe+Sipoholon+geothermal+area+is+one+of+the+potential+geothermal+areas+located+in%0D%0ANorth+Tapanuli+Regency%2C+North+Sumatra+Province%2C+and+is+in+the+Sumatran+fault+zone%0D%0Awith+surface+manifestations+in+the+form+of+hot+springs%2C+gas+bubbles+and+solfatar.%0D%0AThis+study+aims+to+identify+the+fault+structure+and+determine+the+geothermal+prospect%0D%0Azone+in+the+study+area+based+on+SVD+analysis+and+modeling.+Based+on+the%0D%0Aprocessing+carried+out%2C+the+Bouguer+anomaly+in+the+study+area+is+-105+mGal+to+-35%0D%0AmGal.+Furthermore%2C+to+get+the+window+width+that+will+be+used+on+the+moving%0D%0Aaverage+filter%2C+a+spectrum+analysis+is+carried+out+in+order+to+obtain+a+residual%0D%0Aanomaly+depth+of+744+m+and+a+regional+anomaly+depth+of+6963+m.+To+be+able+to%0D%0Aidentify+the+fault+structure%2C+an+SVD+analysis+was+carried+out+where+the+faults%0D%0Aidentified+were+dominant+with+a+northwest-southeast+trend+in+the+middle+of+the%0D%0Astudy+area%2C+there+was+also+a+north-south+trending+fault+in+the+south+of+the+study+area%2C%0D%0Aa+northeast-southwest+trending+fault+in+the+north+of+the+study+area%2C+and+west-east%0D%0Atrending+fault+in+the+west+of+the+study+area.+The+3D+model+was+obtained+with+the%0D%0Adistribution+of+subsurface+density+values+ranging+from+2.00+%E2%80%93+3.00+gr%2Fcm3.+Based%0D%0Aon+the+results+of+modeling+and+analysis+of+gravity+data%2C+there+are+three+prospect%0D%0Azones+that+are+suspected+to+be+geothermal+reservoirs+located+in+the+northwest%2C%0D%0Asouthwest%2C+and+southeast.+Geothermal+manifestations+are+found+in+the+northwest%2C%0D%0Asouthwest%2C+central%2C+and+southeast+of+the+study+area+which+relatively+follow+the+fault%0D%0Aand+there+are+intrusive+igneous+rocks+which+are+estimated+to+be+a+heat+source+which%0D%0Ahas+a+density+value+between+2.80+-+3.00+gr%2Fcm3%0D%0A%0D%0Alocated+at+south+and+east+with+a+depth%0D%0A%0D%0Aof+%3E+1.5+km.%0D%0AKeywords+%3AGravity%2C+Geothermal%2C+Second+Vertical+Derivative%2C+Moving+Average&rft.publisher=FAKULTAS+TEKNIK+GEOFISIKA&rft.date=2021&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F60463%2F1%2FABSTRAK%2520-%2520Yovan%2520el%2520zikrian.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F60463%2F2%2FFULL%2520SKRIPSI%2520-%2520Yovan%2520el%2520zikrian.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F60463%2F3%2FSKRIPSI%2520TANPA%2520PEMBAHASAN%2520-%2520Yovan%2520el%2520zikrian.pdf&rft.identifier=++Yovan+Elzikrian%2C+1615051006++(2021)+IDENTIFIKASI+STRUKTUR+GEOLOGI+BAWAH+PERMUKAAN+DAERAH+P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