?url_ver=Z39.88-2004&rft_id=1315051020&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=ANALISIS+SEBARAN+HIPOSENTER+GEMPA+MIKRO+DAN+POISSON%E2%80%99S+RATIO+DI+LAPANGAN+PANASBUMI+DESERT+PEAK+SEBELUM+DAN+SESUDAH+STIMULASI+ENHANCED+GEOTHERMAL+SYSTEM+(EGS)&rft.creator=FARKHAN+RAFLESIA%2C+1315051020&rft.subject=GB+Physical+geography&rft.subject=Rekayasa+hidrolik+.+rekayasa+laut&rft.description=Telah+dilakukan+penelitian+tentang+analisis+sebaran+hiposenter+dan+poisson%E2%80%99s+ratio+di+Lapangan+Panasbumi+Desert+Peak%2C+Negara+Bagian+Nevada%2C+Amerika+Serikat.+Tujuan+penelitian+ini+adalah+membuat+program+penentuan+hiposenter+menggunakan+Graphical+User+Interfaces+(GUI)+di+MATLAB%2C+menganalisis+sebaran+hiposenter+dan+poisson%E2%80%99s+ratio.+Metode+gempa+mikro+menggunakan+sumber+pengukuran+gelombang+sesmik+natural+yang+memiliki+frekuensi+rendah.+Gempa+mikro+merekam+gempa-gempa+(%E2%89%A4+3+SR).+Data+yang+digunakan+dalam+penelitian+ini+adalah+data+katalog+gempa+mikro+Lapangan+Panasbumi+Desert+Peak+sebelum+EGS+(September+2008+hingga+Agustus+2010)+dan+sesudah+EGS+(Maret+2013+hingga+Februari+2015).+Sumber+data+dari+Northern+California+Earthquake+Data+Center+(NCEDC)+dan+merupakan+data+sekunder+yang+meliputi+waktu+tiba+gelombang+P+dan+S%2C+posisi+stasiun+serta+model+kecepatan+1+dimensi.+Penentuan+hiposenter+menggunakan+metode+SED+dengan+data+awal+berupa+waktu+tiba+gelombang+P+dan+S%2C+model+kecepatan+1+dimensi+dan+lokasi+stasiun+(UTM+X%2C+UTM+Y+dan+elevasi).+Sedangkan+penentuan+poisson%E2%80%99s+ratio+menggunakan+diagram+wadati+dengan+data+awal+berupa+selisih+antara+waktu+tiba+gelombang+P+dan+S+dengan+origin+time.+Penentuan+hiposenter+gempa+mikro+berhasil+dilakukan+menggunakan+program+GUI+di+MATLAB+yang+dikembangkan+penulis.+Sebaran+hiposenter+yang+dihasilkan+mengikuti+alur+sesar+ridge+ryholite+yang+merupakan+lokasi+utama+Lapangan+Panasbumi+Desert+Peak.+Sesudah+dilakukannya+stimulasi+EGS+sebaran+gempa+mikro+meningkat+dua+kali%2C+dengan+peningkatan+paling+tinggi+berada+di+elevasi+500m+(zona+stimulasi+EGS).+Terjadi+peningkatan+nilai+poisson%E2%80%99s+ratio+sesudah+dilakukan+stimulasi+EGS+terutama+di+elevasi+500m+(zona+stimulasi+EGS).+Hal+ini+menunjukan+adanya+peningkatan+saturasi+air+di+area+EGS+sesudah+stimulasi+EGS.%0D%0A%0D%0A%0D%0AKata+Kunci%3A+MATLAB%2C+Hiposenter%2C+Poisson%E2%80%99s+ratio%2C%0D%0A%0D%0A%0D%0A%0D%0Aabstract%0D%0A%0D%0AA+research+has+been+conducted+on+analysis+of+hypocenter+distribution+and+poisson's+ratio+in+the+Desert+Peak+Geothermal+Field%2C+the+State+of+Nevada%2C+USA.+The+purpose+of+this+research+is+to+make+a+hypocenter+determination+program+using+Graphical+User+Interfaces+(GUI)+in+MATLAB%2C+analyze+hypocenter+and+poisson's+ratio+distribution.+Methods+of+micro+earthquake+using+natural+seismic+wave+measurement+sources+that+have+a+low+frequency.+Micro+earthquake+recording+earthquakes+(%E2%89%A4+3+SR).+The+data+used+in+this+research+are+the+micro+earthquake+data+catalog+of+Desert+Peak+Geothermal+Field+before+EGS+(September+2008+to+August+2010)+and+after+EGS+(March+2013+to+February+2015).+The+data+source+is+from+Northern+California+Earthquake+Data+Center+(NCEDC)+and+is+secondary+data+covering+the+arrival+time+of+P+and+S+waves%2C+station+position+and+1-dimensional+speed+model.+Hypocenter+determination+using+the+SED+method+with+preliminary+data+of+the+arrival+time+of+P+and+S+waves%2C+1-dimensional+speed+model+and+station+location+(UTM+X%2C+UTM+Y+and+elevation).+While+the+determination+of+poisson's+ratio+using+wadati+diagram+with+initial+data+in+the+form+of+the+difference+between+the+arrival+time+of+wave+P+and+S+with+origin+time.+Determination+of+the+hypocenter+of+micro+earthquake+successfully+done+using+the+GUI+program+in+MATLAB+developed+by+writer.+The+resulting+hypocenter+distribution+follows+the+ryholite+ridge+fault+groove+which+is+the+main+location+of+Desert+Peak+Geothermal+Field.+After+the+EGS+stimulation+the+micro+earthquake+distribution+increased+twice%2C+with+the+highest+increase+being+in+the+500m+elevation+(EGS+stimulation+zone).+An+increase+in+the+value+of+poisson's+ratio+after+EGS+stimulation%2C+especially+in+the+500m+elevation+(EGS+stimulation+zone).+This+suggests+an+increase+in+water+saturation+in+the+EGS+area+after+EGS+stimulation.%0D%0A%0D%0AKeywords%3A+MATLAB%2C+Hypocenter%2C+Poisson%E2%80%99s+ratio%0D%0A&rft.publisher=UNIVERSITAS+LAMPUNG&rft.date=2017-11-02&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F29316%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F29316%2F2%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F29316%2F3%2FSKRIPSI%2520FULL.pdf&rft.identifier=++FARKHAN+RAFLESIA%2C+1315051020++(2017)+ANALISIS+SEBARAN+HIPOSENTER+GEMPA+MIKRO+DAN+POISSON%E2%80%99S+RATIO+DI+LAPANGAN+PANASBUMI+DESERT+PEAK+SEBELUM+DAN+SESUDAH+STIMULASI+ENHANCED+GEOTHERMAL+SYSTEM+(EGS).++UNIVERSITAS+LAMPUNG%2C+FAKULTAS+TEKNIK.+++++&rft.relatio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