?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=DESAIN+SISTEM+PROTEKSI+EKSTERNAL+GEDUNG+TERHADAP+SURJA%0D%0A%0D%0APETIR+DI+MUSEUM+NEGERI+LAMPUNG&rft.creator=%09Muhamad+%2C+Mirza+Arief+Wahyuadji%09&rft.subject=620+Ilmu+teknik+dan+ilmu+yang+berkaitan&rft.description=Indonesia%2C+berada+diantara+garis+ekuator%2C+merupakan+negara+kepulauan+yang+70%25%0D%0Awilayahnya+dikelilingi+lautan.+Penguapan+air+laut+yang+tinggi+dan+beberapa+kondisi%0D%0Alainnya+dapat+menyebabkan+terbentuknya+awan+hujan.+Salah+satu+daerah+yang+memiliki%0D%0Ahari+guruh+terbanyak+yaitu+Lampung%2C+Bandar+Lampung.+Jumlah+hari+guruh+yang%0D%0Abanyak+dapat+menyebabkan+sambaran+petir+meningkat.+Kerusakan+yang+ditimbulkan%0D%0Aakibat+sambaran+petir+dapat+menyebabkan+manusia+beserta+koleksi+museum+yang%0D%0Aberada+di+dalam+gedung+tersebut.+Untuk+melindungi+objek+dari+sambaran+petir+langsung%0D%0Adan+tidak+langsung+diperlukan+SPP+eksternal.+Penelitian+ini+mendesain+sistem+proteksi%0D%0Apetir+eksternal+dan+sistem+pentanahan+pada+Gedung+Museum+Negeri+Lampung+dengan%0D%0Ametode+Bola+Bergulir+dan+Metode+Sudut+Proteksi.+Untuk+Sisitem+pentanahan+yang%0D%0Adidesain+menggunakan+metode+elektroda+batang+parallel.+Hasil+penelitian+menunjukan%0D%0Abahwa+metode+bola+bergulir+membutuhkan+lima+batang+finial+agar+seluruh+bangunan%0D%0Adapat+terproteksi+dari+sambaran+petir+dengan+radius+proteksi+sambaran+petir+sebesar+20%0D%0Ameter+sedangkan+pada+metode+sudut+proteksi+membutuhkan+sembilan+batang+finial+agar%0D%0Aseluruh+bangunan+terproteksi+dari+sambaran+petir+dengan+radius+proteksi+sambaran+petir%0D%0Asebesar+22%2C13+meter.+Pada+sistem+pentanahan+menggunakan+empat+batang+elektroda%0D%0Ayang+diparallelkan+hasil+perhitungan+resistansi+tanah+yang+didapat+pada+desain+ini%0D%0Asebesar+4%2C89+%CE%A9%0D%0AKata+kunci%3A+sistem+proteksi+petir%2C+metode+sudut+proteksi%2C+metode+bola+bergulir%2C+sistem%0D%0Apentanahan%0D%0AIndonesia%2C+located+between+the+equator%2C+is+an+archipelago+with+70+%25+of+its+teritory%0D%0Asurrounded+by+sea.+High+evaporation+of+sea+water+and+several+other+conditions+can%0D%0Acause+the+formation+of+rain+clouds.+Damaged+caused+by+lightning+strikes+can+cause%0D%0Ahumans+and+the+museum+collections+inside+the+building.+To+protect+objects+from+direct%0D%0Aand+indirect+lightning+strikes%2C+an+external+lightning+protection+system+is+required.+This%0D%0Aresearch+designs+an+external+lightning+protection+system+and+grounding+system+for+the%0D%0ALampung+State+Museum+Building+using+rolling+sphere+method+and+Protection+Angle%0D%0AMethod.+For+grounding+systems+designed+using+the+parallel+rod+electrode+method.+This%0D%0Aresearch+results+show+that+the+rolling+sphere+method+requires+five+air+terminal+so+that%0D%0Athe+entire+building+can+be+protected+from+lightning+strikes+with+a+lightning+strike%0D%0Aprotection+radius+20+meters%2C+whereas+the+angle+protection+method+requires+nine+air%0D%0Aterminal+so+that+the+entire+building+isprotected+from+lightning+strike+protection+radius%0D%0A22%2C13+meters.+In+the+grounding+system+using+four+electrode+rods+paralled%2C+the+resistance%0D%0Acalculation+resuited+in+this+designed+is+4%2C89+%CE%A9%0D%0AKeywords%3A+external+lightning+protection+systems%2C+angle+protecton+method%2C+rolling%0D%0Asphere+method%2C+grounding+systems&rft.publisher=TEKNIK&rft.date=2024-01-19&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F84705%2F1%2FABSTRAK%2520-%2520Mirza%2520Arief.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F84705%2F2%2FFILE%2520TUGAS%2520AKHIR%2520SKRIPSI%2520FULL%2520-%2520Mirza%2520Arief.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F84705%2F3%2FFILE%2520TUGAS%2520AKHIR%2520SKRIPSI%2520TANPA%2520PEMBAHASAN%2520-%2520Mirza%2520Arief.pdf&rft.identifier=+++Muhamad+%2C+Mirza+Arief+Wahyuadji+++(2024)+DESAIN+SISTEM+PROTEKSI+EKSTERNAL+GEDUNG+TERHADAP+SURJA+PETIR+DI+MUSEUM+NEGERI+LAMPUNG.++TEKNIK%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F84705%2F