?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=KAJI+EKSPERIMENTAL+SIFAT+TERMAL+MINYAK+JELANTAH%0D%0AUNTUK+APLIKASI+PENYIMPANAN+ENERGI+TERMAL&rft.creator=AHMAD+RIZKI+DIVA+PUTRA%2C+1755021005&rft.subject=620+Ilmu+teknik+dan+ilmu+yang+berkaitan&rft.description=Minyak+jelantah+adalah+minyak+goreng+yang+telah+digunakan+beberapa+kali+dalam%0D%0Apenggorengan%2C+Minyak+jelantah+tidak+jauh+berbeda+dengan+minyak+goreng+baru%0D%0Ayang+berasal+dari+minyak+kelapa+karena+masih+memiliki+senyawa+asam+lemak%0D%0Apembentuk+yang+hampir+sama.+PCM+dari+minyak+jelantah+yang+membantu+dalam%0D%0Apendinginan+ruangan+sehingga+dapat+memberikan+nilai+tambah+terhadap+minyak%0D%0Ajelantah%2C+dapat+mengurangi+dampak+lingkungan+dari+limbah+tersebut+dan+tidak%0D%0Amengalami+konflik+kepentingan+dalam+penggunaannya.%0D%0A%0D%0AMaterial+berubah+fasa+merupakan+sebuah+material+yang+dapat+menyerap+dan%0D%0Amelepaskan+energi+panas+dalam+jangka+waktu+yang+lama+tanpa+mengalami%0D%0Aperubahan+temperatur+dan+ditandai+dengan+perubahan+fasa.+Pengujian+sifat+termal%0D%0Adilakukan+dengan+%3A+metode+T-History%2C+Differential+Scanning+Chalorimetry%0D%0Adisingkat+DSC%2C+dan+pengujian+konduktivitas+termal%2C+Pengujian+komposisi+senyawa%0D%0APCM+dilakukan+dengan+menggunakan+Gas+Chromatography+(GC).+Hasil+dari%0D%0Apenelitian+ini+didapatkan+perubahan+fasa+proses+pendinginan+pada+minyak+jelantah%0D%0Akelapa+murni+diperoleh+data+proses+pembekuan+dari+21%2C8%C2%B0C+sampai+19%2C2%C2%B0C%2C%0D%0Aselanjutnya+proses+pelelehan+dari+13%2C3%C2%B0C+sampai+25%2C4+%C2%B0C%2C+untuk+nilai+panas+laten%0D%0Ayaitu+97%2C76+KJ%2FKg%2C+selanjutnya+nilai+konduktivitas+termal+0%2C155+W%2FmK.+Sedangkan%0D%0Auntuk+minyak+jelantah+kelapa+sawit+adalah+sebagai+berikut%2C+proses+pembekuan+dari%0D%0A18%2C4%C2%B0C+sampai+0%2C6%C2%B0C%2C+selanjutnya+proses+pelelehan+dari+5%2C2+%C2%B0C+sampai+7%C2%B0C%2C+untuk%0D%0Anilai+panas+laten+yaitu+43%2C68+KJ%2FKg%2C+selanjutnya+nilai+konduktivitas+termalnya+0%2C154%0D%0AW%2FmK.%0D%0AKata+Kunci%3A+Minyak+Jelantah%2C+PCM%0D%0A%0D%0A%0D%0AWaste+cooking+oil+is+that+has+been+used+several+times+in+frying.+Waste+cooking+oil%0D%0Ais+not+much+different+from+new+oil+derived+from+coconut+oil+because+it+still+has%0D%0Aalmost+the+same+fatty+acid-forming+compounds.+PCM+from+used+cooking+oil+which%0D%0Ahelps+in+cooling+the+room+so+that+it+can+provide+added+value+to+used+cooking+oil%2C%0D%0Acan+reduce+the+environmental+impact+of+the+waste+and+does+not+experience+a+conflict%0D%0Aof+interest+in+its+use.%0D%0A%0D%0AA+phase+change+material+is+a+material+that+can+absorb+and+release+heat+energy+for+a%0D%0Along+period+of+time+without+undergoing+a+change+in+temperature+and+is+characterized%0D%0Aby+a+phase+change.+Thermal+properties+were+tested+by%3A+T-History+method%2C%0D%0ADifferential+Scanning+Chalorimetry+abbreviated+as+DSC%2C+and+thermal+conductivity%0D%0Atesting.+The+composition+of+PCM+compounds+was+tested+using+Gas%0D%0AChromatography+(GC).+The+results+of+this+study+showed+that+the+phase+change+of%0D%0Athe+cooling+process+in+virgin+coconut+used+cooking+oil+obtained+data+on+the+freezing%0D%0Aprocess+from+21.8%C2%B0C+to+19.2%C2%B0C%2C+then+the+melting+process+from+13.3%C2%B0C+to+25.4%C2%B0C%2C%0D%0Afor+the+heat+value+latent+is+97.76+KJ%2FKg%2C+then+the+thermal+conductivity+value+is+0.155%0D%0AW%2FmK.+Meanwhile%2C+for+used+cooking+palm+oil%2C+the+freezing+process+is+from+18.4%C2%B0C%0D%0Ato+0.6%C2%B0C%2C+then+the+melting+process+is+from+5.2%C2%B0C+to+7%C2%B0C%2C+for+the+latent+heat+value+of%0D%0A43.68+KJ%2FKg+%2C+then+the+thermal+conductivity+value+is+0.154+W%2FmK.%0D%0A%0D%0AKeywords+%3A+Waste+Cooking+Oil%2C+PCM&rft.publisher=FAKULTAS+TEKNIK&rft.date=2021-11-22&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F67065%2F1%2F1.%2520ABSTRAK%2520-%2520ABSTRACT%2520-%2520Rocket%2520Digital.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F67065%2F2%2F2.%2520SKRIPSI%2520FULL%2520-%2520Rocket%2520Digital.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F67065%2F3%2F3.%2520SKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN%2520-%2520Rocket%2520Digital.pdf&rft.identifier=++AHMAD+RIZKI+DIVA+PUTRA%2C+1755021005++(2021)+KAJI+EKSPERIMENTAL+SIFAT+TERMAL+MINYAK+JELANTAH+UNTUK+APLIKASI+PENYIMPANAN+ENERGI+TERMAL.++FAKULTAS+TEKNIK%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F67065%2F