?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=KAJIAN+EXPERIMENTAL+PERPINDAHAN+KALOR+PROSES%0D%0APELELEHAN+PCM+PARAFIN+PADA+SHELL+AND+TUBE+HEAT%0D%0AEXCHANGER+DENGAN+POSISI+VERTIKAL&rft.creator=Bayu+%2C+Arya+Pratama%09&rft.subject=620+Ilmu+teknik+dan+ilmu+yang+berkaitan&rft.description=Salah+satu+energi+terbarukan+yang+melimpah+ketersediannya+yaitu+energi+radiasi%0D%0Asurya+yang+merupakan+sumber+energi+terbarukan+yang+dapat+dimanfaatkan+sebagai%0D%0Asumber+pemanas+air+dengan+mengubahnya+menjadi+energi+termal.+Salah+satu+media%0D%0Apenyimpanan+energi+termal+adalah+Phase+Change+Material+(PCM)+yang+merupakan%0D%0Asalah+satu+media+penyimpan+energi+termal+dengan+tingkat+kepadatan+penyimpanan%0D%0Aenergi+panas+yang+jauh+lebih+tinggi+selama+perubahan+fasa+dan+dapat+menjaga+suhu%0D%0Apanas+tetap+konstan+sehingga+cocok+untuk+menyimpan+energi+panas.+Energi+kalor%0D%0Aini+diserap+dan+dilepaskan+menggunakan+alat+penukar+kalor+berjenis+Shell+and+Tube%0D%0AHeat+Exchanger.+Penelitian+ini+dilakukan+dengan+memvariasikan+temperatur+fluida%0D%0Aair+panas+60%C2%B0C%2C+70%C2%B0C%2C+dan+80%C2%B0C+dan+juga+debit+aliran+airnya+yaitu+2%2C+4+dan+6+l%2Fmin.%0D%0APenelitian+ini+bertujuan+untuk+menganalis+perpindahan+panas+dari+air+ke+parafin%0D%0Apada+proses+pelelehan+terhadap+variasi+temperatur+masuk+dan+laju+aliran+air+waktu%0D%0Ayang+dibutuhkan+parafin+sehingga+mengalami+perubahan+fasa.+Parameter+yang%0D%0Adiukur+adalah+temperatur+masuk+dan+keluar+alat+penukar+kalor%2C+temperatur+parafin%2C%0D%0Adan+waktu+pelelehan+parafin.+Hasil+dari+penelitian+menunjukkan+bahwa+semakin%0D%0Abesar+variasi+temperatur+air+dan+debit+aliran%2C+maka+laju+perpindahan+panas+juga%0D%0Asemakin+besar+yang+memungkinkan+parafin+mencapai+suhu+pelelehan+lebih+cepat.%0D%0AWaktu+pelelehan+parafin+dari+suhu+awal+32+%C2%B0C+hingga+57%C2%B0C+tercatat+proses+pelelehan%0D%0Atercepat+pada+variasi+80%C2%B0C+dengan+debit+aliran+6+l%2Fmin%2C+dalam+waktu+8+menit+30%0D%0Adetik.+Dengan+demikian%2C+alat+ini+terbukti+mampu+mencapai+perubahan+suhu+dengan%0D%0Aefektif%2C+tergantung+pada+variasi+debit+aliran+dan+temperatur+air+yang+digunakan.%0D%0AKata+Kunci%3A+Energi+matahari%2C+PCM%2C+Parafin%2C+Perpindahan+panas%0D%0A%0D%0AOne+of+the+abundant+renewable+energy+availability+is+solar+radiation+energy+which%0D%0Ais+a+renewable+energy+source+that+can+be+utilized+as+a+source+of+water+heating+by%0D%0Aconverting+it+into+thermal+energy.+One+of+the+thermal+energy+storage+media+is+phase%0D%0Achange+material+(PCM)+which+is+one+of+the+thermal+energy+storage+media+with+a%0D%0Amuch+higher+density+of+thermal+energy+storage+during+phase+change+and+can+keep%0D%0Athe+heat+temperature+constant+so+it+is+suitable+for+storing+heat+energy.+This+heat%0D%0Aenergy+is+absorbed+and+released+using+a+Shell+and+Tube+Heat+Exchanger.+This%0D%0Aresearch+was+conducted+by+varying+the+hot+water+fluid+temperature+of+60%C2%B0C%2C+70%C2%B0C%2C%0D%0Aand+80%C2%B0C+and+also+the+water+flow+rate+of+2%2C+4+and+6+l%2Fmin.+This+study+aims+to+analyze%0D%0Athe+heat+transfer+from+water+to+paraffin+in+the+melting+process+against+variations+in%0D%0Ainlet+temperature+and+water+flow+rate+of+the+time+required+for+paraffin+to+undergo%0D%0Aphase+change.+The+parameters+measured+were+the+inlet+and+outlet+temperatures+of%0D%0Athe+heat+exchanger%2C+paraffin+temperature%2C+and+paraffin+melting+time.+The+results%0D%0Ashowed+that+the+greater+the+variation+in+water+temperature+and+flow+rate%2C+the%0D%0Agreater+the+heat+transfer+rate+which+allows+the+paraffin+to+reach+the+melting%0D%0Atemperature+faster.+Paraffin+melting+time+from+an+initial+temperature+of+32%C2%B0C+to%0D%0A57%C2%B0C+recorded+the+fastest+melting+process+in+the+80%C2%B0C+variation+with+a+flow+rate+of%0D%0A6+l%2Fmin%2C+in+8+minutes+30+seconds.+Thus%2C+the+device+proved+to+be+able+to+achieve%0D%0Atemperature+changes+effectively%2C+depending+on+the+variation+in+flow+rate+and+water%0D%0Atemperature+used.%0D%0A%0D%0AKeywords%3A+Solar+energy%2C+PCM%2C+Paraffin%2C+Heat+transfer&rft.publisher=FAKULTAS+TEKNIK&rft.date=2024-05-27&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F85843%2F1%2FFile%2520Abstrak%2520-%2520TM_Bayu%2520Arya%2520Pratama.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F85843%2F2%2FFile%2520Full%2520Skripsi%2520Tanpa%2520Lampiran%2520-%2520TM_Bayu%2520Arya%2520Pratama.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F85843%2F3%2FFile%2520Full%2520Skripsi%2520Tanpa%2520Pembahasan%2520-%2520TM_Bayu%2520Arya%2520Pratama.pdf&rft.identifier=++Bayu+%2C+Arya+Pratama+++(2024)+KAJIAN+EXPERIMENTAL+PERPINDAHAN+KALOR+PROSES+PELELEHAN+PCM+PARAFIN+PADA+SHELL+AND+TUBE+HEAT+EXCHANGER+DENGAN+POSISI+VERTIKAL.++FAKULTAS+TEKNIK%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F85843%2F