?url_ver=Z39.88-2004&rft_id=1815021044&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=RANCANG+BANGUN+MODEL+TURBIN+VORTEX+UNTUK+PEMBANGKIT+LISTRIK+TENAGA+AIR+SKALA+LABORATORIUM+&rft.creator=YESSY+CHRISTINA%2C+1815021044&rft.subject=620+Ilmu+teknik+dan+ilmu+yang+berkaitan&rft.description=ABSTRAK%0D%0A%0D%0ARANCANG+BANGUN+MODEL+TURBIN+VORTEX+UNTUK+PEMBANGKIT+LISTRIK+TENAGA+AIR+SKALA+LABORATORIUM%0D%0A%0D%0AOleh%0D%0AYESSY+CHRISTINA%0D%0A%0D%0AJurusan+Teknik+Mesin+merupakan+salah+satu+jurusan+yan+terdapat+di+Fakultas+Teknik%2C+Universitas+Lampung.+Jurusan+Teknik++Mesin+memiliki+beberapa+laboratorium%2C+salah+satunya+ialah+Laboratorium+Mekanika+Fluida%2C+namun+masih+terdapat+beberapa+kendala+dalam+pelaksanaan+praktikum+dan+pengujian+di+Laboratorium+Mekanika+Fluida+seperti+belum+lengkapnya+alat+%E2%80%93+alat+yang+dapat+menunjang+pembelajaran+mahasiswa%2C+seperti+model+turbin+vortex.+Turbin+vortex+merupakan+pembangkit+listrik+tenaga+air+yang+memanfaatkan+pusaran+air+untuk+memutar+sudunya%2C+salah+satu+keunggulan+dari+turbin+vortex+ialah+dapat+digunakan+pada+daerah+yang+memiliki+tinggi+aliran+air+yang+rendah+sekitar+0%2C7+%E2%80%93+2+m.++Oleh+karena+itu%2C+dalam+tugas+akhir+ini+penulis+melakukan+penelitian+rancang+bangun+model+turbin+vortex+untuk+pembangkit+listrik+tenagai+air+skala+laboratorium+dengan+menggunakan+variasi+tiga+jumlah+sudu+yaitu+4+sudu%2C+5+sudu%2C+dan+6+sudu.+Adapun+hasil+yang+didapatkan+dari+pengujian+rancang++bangun+model+turbin+vortex+ini+ialah+unjuk+kerja+turbin+vortex+yang+meliputi+pengaruh+putaran+turbin+terhadap+besar+torsi%2C+daya+turbin+dan+efisiensi+turbin.+Pengujian+dilakukan+dengan+menggunakan+tiga+variasi+kecepatan.+Kecepatan+didapat+dengan+menghitung+debit+aliran+air+pada+tiga+ketinggian+bukaan+saluran+(gate)+yaitu+12+cm%2C+17+cm%2C+dan+20+cm.+Hasil+dari+pengujian+yang+telah+dilakukan+didapat+efisiensi+terbesar+dari+pengujian+dengan+menggunakan+empat+sudu+sebesar+19%2C66%25%2C+dengan+menggunakan+lima+sudu+sebesar+15%2C71%25+dan++dengan+menggunakan+enam+sudu+sebesar+22%2C04%25.+Dari+hasil+pengujian+dapat+disimpulkan+bahwa+model+turbin+vortex+yang+telah+dirancang+dapat+digunakan+sebagai+alat+praktikum+bagi+mahasiswa.+%0D%0A%0D%0AKata+kunci+%3A+pembangkit+listrik+tenaga+air%2C+turbin+vortex%2C+sudu+turbin+%0D%0A%0D%0A%0D%0AABSTRACT%0D%0A%0D%0ADESIGN+AND+BUILD+A+MODEL+OF++VORTEX+TURBINE+FOR+A+LABORATORY+SCALE+HYDROELECTRIC+POWER+PLANT++%0D%0A%0D%0ABy%0D%0AYESSY+CHRISTINA%0D%0A%0D%0A%0D%0AThe+Department+of+Mechanical+Engineering+is+one+of+the+majors+in+the+Faculty+of+Engineering%2C+University+of+Lampung.+The+Mechanical+Engineering+Department+has+several+laboratories%2C+one+of+which+is+the+Fluid+Mechanics+Laboratory%2C+but+there+are+still+some+obstacles+in+the+implementation+of+practicum+and+testing+at+the+Fluid+Mechanics+Laboratory%2C+such+as+incomplete+tools+that+can+support+student+learning%2C+such+as+the+vortex+turbine+model.+The+vortex+turbine+is+a+hydroelectric+power+plant+that+utilizes+whirlpools+to+rotate+the+blades%2C+one+of+the+advantages+of+the+vortex+turbine+is+that+it+can+be+used+in+areas+that+have+a+low+water+flow+height+of+about+0.7+-+2+m.+For+this+reason%2C+in+this+final+project%2C+the+author+conducts+research+on+the+design+of+a+vortex+turbine+model+for+a+laboratory-scale+hydroelectric+power+plant+using+a+variation+of+3+blades%2C+namely+4+blades%2C+5+blades%2C+and+6+blades.+The+results+obtained+from+testing+the+design+of+this+vortex+turbine+model+are+the+performance+of+the+vortex+turbine+which+includes+the+effect+of+turbine+rotation+on+torque%2C+turbine+power+and+turbine+efficiency.+The+test+was+carried+out+using+three+variations+of+speed.+Velocity+is+obtained+by+calculating+the+flow+rate+of+water+at+three+heights+of+gate+openings%2C+namely+12+cm%2C+17+cm%2C+and+20+cm.+from+the+test+results+obtained+the+greatest+efficiency+from+testing+using+4+blades+of+19.66%25%2C+blades+using+5+blades+of+15.71%25+and+using+6+blades+of+22.04%25.+From+the+test+results%2C+it+can+be+concluded+that+the+designed+vortex+turbine+model+can+be+used+as+a+practical+tool+for+students.%0D%0A%0D%0AKeywords+%3A+hydroelectric+power+plant%2C+vortex+turbine%2C+turbine+blade%0D%0A&rft.publisher=FAKULTAS+TEKNIK&rft.date=2022-07-11&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F65704%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F65704%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F65704%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++YESSY+CHRISTINA%2C+1815021044++(2022)+RANCANG+BANGUN+MODEL+TURBIN+VORTEX+UNTUK+PEMBANGKIT+LISTRIK+TENAGA+AIR+SKALA+LABORATORIUM.++FAKULTAS+TEKNIK%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F65704%2F