?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=ANALISIS+GANGGUAN+AKIBAT+KERETA+API+LISTRIK+DIRECT%0D%0ACURRENT+(DC)+TEHADAP+DATA+VARIASI+MEDAN+MAGNETIK%0D%0ASTASIUN+MAGNET+BMKG+STASIUN+GEOFISIKA+KELAS+1%0D%0ATANGERANG&rft.creator=Jefri+Riki+R%2C+15051038&rft.subject=300+Ilmu+sosial&rft.description=Telah+dilakukan+penelitian+tentang+analisis+pengaruh+gangguan+kereta+api+listrik%0D%0Aterhadap+perekaman+data+magnetik+stasiun+magnet+BMKG+stasiun+Geofisika%0D%0ATangerang%2C+yang+bertujuan+untuk+mengetahui+kualitas+data+magnet%2C+menghitung%0D%0Aseberapa+besar+dampak+gangguan%2C+dan+melakukan+upaya+mengurangi%0D%0Aganggguan.Gangguan+akibat+sistem+kelistrikan+kereta+api+listrik+(DC)+sangat%0D%0Amenginterferensi+perekaman+data+magnetik.+Selama+24+jam+secara+continue%0D%0Agangguan+terlihat+pada+pukul+04.00+WIB+sampai+dengan+23.00+WIB%2C+dan+terdapat%0D%0Aselang+waktu+ketika+ada+dan+tidak+adanya+kereta+api+yang+melintas.+Metode%0D%0Afiltering+yang+digunakan+untuk+mengurangi+gangguan+yaitu+dengan+Filter+Moving%0D%0AAverage+dengan+lebar+jendela+180+detik.+Selama+pengamatan+terdapat+gangguan%0D%0Alain+yang+menginterferensi+perekaman+data+magnetik+diasumsikan+berasal+dari%0D%0Aaktifitas+petani+kebun+disekitaran+gedung+stasiun+magnet.+Dari+nilai+selisih+hasil%0D%0Apengurangan+data+magnetik+sebelum+filtering+dengan+data+hasil+filtering%2C%0D%0Adidapatkan+nilai+maksimum+dan+minimum+yang+bervariatif+setiap+harinya%0D%0Amenggambarkan+besarnya+gangguan+yang+terjadi+selama+pengamatan.+Kualitas%0D%0Adata+magnetik+jauh+lebih+baik+jika+dibandingkan+sebelum+dilakukan+rekontruksi%0D%0Adata%2C+walaupun+tidak+sepenuhnya+gangguan+akibat+sistem+kelistrikan+Kereta+api%0D%0Alistrik+dapat+dihilangkan.%0D%0AKata+Kunci%3A+Filter+Moving+Average%2C+sistem+kelistrikan+kereta+api+listrik+(DC)%2C%0D%0Astasiun+magnet.%0D%0A%0D%0AA+research+has+been+conducted+on+the+analysis+of+electric+railroad+disturbance%0D%0Aeffect+on+magnetic+data+recording+by+BMKG+magnetic+station+Geophysics%0D%0ATangerang.The+purpose+of+this+research+is+to+find+out+the+quality+of+magnetic+data%2C%0D%0Acalculate+how+big+the+disturbance+impact%2Cand+make+efforts+to+reduce+disruption.%0D%0ADisturbances+due+to+the+electric+rail+system+(DC)+has+greatly+interferes+magnetic%0D%0Adata+recording.+For+24+hours+of+continuous+recording%2C+the+disturbance+was%0D%0Arecordedfrom+04.00+WIB+until+23.00+WIB%2Cand+then+there+is+a+time+interval+when%0D%0Athe+train+passing+and+when+there+is+no+train+passing+by.+Moving+Average+Filter%0D%0Awith+a+window+width+of+180+seconds+is+applied+to+reduce+the+disturbance%0D%0Aeffect.During+the+observation+there+were+other+disturbances+that+interfered%0D%0Amagnetic+data+recording%2C+which+were+assumed+it+come+from+the+activities+of%0D%0Agarden+farmers+around+the+magnetic+station+building.+The+difference+in+the+results%0D%0Aof+magnetic+data+recording+before+filtering+andafter+filtering+each+day+is+the%0D%0Avariation+of+maximum+and+minimum+values+then+described+as+the+impact+of%0D%0Adisturbance+that+occurs+during+the+observation.The+quality+of+magnetic+data+has%0D%0Amuch+better+compared+to+data+before+filtering%2Calthough+the+disturbanceofelectric%0D%0Atrains+cannot+completely+eliminated.%0D%0AKeywords%3AFilter+Moving+Average%2C+electrical+railway+system+(DC)%2C+magnetic%0D%0Astation.&rft.publisher=FAKULTAS+TEKNIK&rft.date=2020-02-13&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F59864%2F1%2F1.%2520ABSTRAK%2520%2528ABSTRACT%2529.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F59864%2F3%2F2.%2520SKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F59864%2F2%2F3.%2520SKRIPSI%2520TANPA%2520PEMBAHASAN.pdf&rft.identifier=++Jefri+Riki+R%2C+15051038++(2020)+ANALISIS+GANGGUAN+AKIBAT+KERETA+API+LISTRIK+DIRECT+CURRENT+(DC)+TEHADAP+DATA+VARIASI+MEDAN+MAGNETIK+STASIUN+MAGNET+BMKG+STASIUN+GEOFISIKA+KELAS+1+TANGERANG.++FAKULTAS+TEKNIK%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F59864%2F