?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=STUDI+ALIRAN+DAYA+TIGA+FASA+DENGAN+MEMPERTIMBANGKAN+TRANSFORMATOR+DISTRIBUSI+HUBUNG+BELITAN+DELTA-DELTA+%0D%0APADA+PENYULANG+KATU+GARDU+INDUK+MENGGALA%0D%0A&rft.creator=MOHAMAD+FIKRI+IBRAHIM%2C+1115031056&rft.subject=Teknik+Elektro.+Rekayasa+elektronik+Nuklir&rft.description=Studi+aliran+daya+berfungsi+untuk+memberikan+informasi+mengenai+aliran+daya+berupa+daya+aktif+dan+daya+reaktif+serta+tegangan+pada+suatu+sistem+tenaga+listrik.+Salah+satu+peralatan+yang+bisa+membantu+mendapatkan+hasil+studi+aliran+daya+yaitu+Transformator%2C+dimana+pada+sistem+distribusi+transformator+bertujuan+untuk+menkonversi+tegangan+menengah+di+sisi+primer+menjadi+tegangan+rendah+pada+sisi+sekunder.+Pada+umumnya+sistem+distribusi+menggunakan+transformator+hubung+Delta-Wye.+Namun+pada+tugas+akhir+ini+mengusulkan+pemodelan+sistem+dengan+menggunakan+transformator+Delta-Delta+dan+dibandingkan+dengan+sistem+dengan+penggunaan+transformator+Delta-Wye.%0D%0A%0D%0APemodelan+yang+dikembangkan+pada+tugas+akhir+ini+akan+diujikan+pada+kasus+sederhana+sistem+21+bus+dan+selanjutnya+akan+diujikan+pada+Penyulang+Katu+Gardu+Induk+Menggala.+Kemudian+hasil+perhitungan+dari+model+yang+dikembangkan+ini+kemudian+dibandingkan+dengan+program+ETAP.+Hasil+yang+diperoleh+menunjukkan+perubahan+magnitude+tegangan+setiap+fasa+sebanding+dengan+kenaikan+dan+penurunan+besar+sudut+tegangan+untuk+kedua+kondisi+penempatan+hubung+belitan+Delta-Delta+dan+Delta-Wye.+Diperoleh+rugi-rugi+daya+aktif+pada+kondisi+penempatan+hubung+belitan+Delta-Delta+lebih+kecil+dari+Delta-Wye.+Sedangkan+rugi-rugi+daya+reaktif+pada+kondisi+penempatan+hubung+belitan+Delta-Delta+lebih+kecil+dari+penempatan+hubung+belitan+Delta-Wye.%0D%0A%0D%0A%0D%0AKata+Kunci+%3A+Aliran+Daya%2C+Transformator+Hubung+belitan+Delta-Delta%2C+Transformator+Hubung+Belitan+Delta-Wye%2C+Magnitude+Tegangan%2C+Daya+Aktif%2C+Daya+Reaktif.%0D%0A%0D%0A%0D%0A%0D%0AABSTRACT%0D%0A%0D%0AThree-phase+power+flow+analysis+is+required+for+distribution+system+planning+and+operation.+In+order+to+provide+accurate+power+flow+analysis%2C+all+power+system+components+must+be+modeled+and+utilized+in+the+analysis.+One+piece+of+equipment+that+can+help+to+get+the+power+flow+studies+is+transformer%2C+wherein+it+convert+the+medium+voltage+primary+side+into+low+voltage+on+the+secondary+side+for+distribution+system.+In+this+work%2C+Delta-Delta+three-phase+distribution+transformer+is+modeled+and+applied+to+an+actual+distribution+feeder.+Then+it+will+compare+by+power+flow+in+Delta-Wye+in+distribution+system.%0D%0A%0D%0AIn+this+work%2C+the+model+of+transformer+used+by+two+case%2C+21+bus+system+case+and+then+will+applied+at+Katu+Feeder+of+Menggala+Substation+case.+Simulation+on+the+actual+feeder+shows+that+no+significant+difference+in+both+voltage+profile+and+losses+compared+with+different+winding+connections.+However%2C+both+active+and+reactive+power+losses+are+observed+to+be+less+than+delta-wye+winding+connection.+Voltage+magnitude+at+all+nodes+is+shown+to+be+similar+to+the+delta-wye+transformer.+Comparison+with+ETAP+shows+that+the+developed+model+to+be+quite+accurate+as+it+shows+to+produce+insignificant+difference+from+those+of+ETAP.%0D%0A%0D%0AKeywords+%3A+Power+Flow%2C+Delta-Delta+Transformer%2C+Delta-Wye+Transformer%2C+Voltage+Magnitude%2C+Active+Power%2C+Reactive+Power.%0D%0A&rft.publisher=UNIVERSITAS+LAMPUNG&rft.date=2016-08-11&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F23678%2F1%2FABSTRAK%2520%2528ABSTRACT%2529.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F23678%2F3%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F23678%2F2%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++MOHAMAD+FIKRI+IBRAHIM%2C+1115031056++(2016)+STUDI+ALIRAN+DAYA+TIGA+FASA+DENGAN+MEMPERTIMBANGKAN+TRANSFORMATOR+DISTRIBUSI+HUBUNG+BELITAN+DELTA-DELTA+PADA+PENYULANG+KATU+GARDU+INDUK+MENGGALA.++UNIVERSITAS+LAMPUNG%2C+FAKULTAS+TEKNIK.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F23678%2F