?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=ANALISIS+PHASE+CHANGE+MATERIAL+(PCM)+LARUTAN+EUTEKTIK%0D%0AAIR-GARAM+NATRIUM+KLORIDA+SEBAGAI+PENDINGIN+COLD%0D%0A%0D%0ASTORAGE+IKAN+SEGAR&rft.creator=RIKO+ERIYADI%2C+1415021072&rft.subject=620+Ilmu+teknik+dan+ilmu+yang+berkaitan&rft.description=Ikan+dan+kerang+merupakan+bahan+yang+mudah+busuk+dan+rusak+Proses%0D%0Apembusukan+diakibatkan+oleh+reaksi+metabolisme+dan+pertumbuhan+bakteri.+Proses%0D%0Aini+dapat+dihambat+dengan+menggunakan+sistem+penyimpanan+suhu+rendah.%0D%0APenelitian+ini+mengembangkan+penyimpanan+ikan+(Cold+Storage)+berbasis+PCM%0D%0Auntuk+aplikasi+suhu+rendah.+Material+PCM+yang+paling+sering+digunakan+adalah+Air%0D%0Akarena+memiliki+sifat+termal+yang+cukup+baik.+Namun+air+tidak+cocok+untuk+aplikasi%0D%0Atemperatur+rendah+karena+memiliki+titik+beku+0oC.+Berdasarkan+sifat+koligatif%0D%0Alarutan%2C+titik+beku+air+akan+turun+jika+ditambahkan+zat+terlarut.+Zat+terlarut+yang%0D%0Adigunakan+dalam+penelitian+ini+adalah+Natrium+klorida+(NaCl).+NaCl+ditambahkan%0D%0Akedalam+air+sebesar+3%25%2C+6%25%2C+dan+9%25wt+NaCl+hingga+membentuk+larutan+eutektik%0D%0Aair-garam.+Analisis+termal+dilakukan+dengan+metode+T-History+dan+perhitungan.%0D%0AHasil+analisis+termal+menunjukkan+bahwa+penambahan+3%25%2C+6%25%2C+dan+9%25+wt+NaCl%0D%0Ake+dalam+air+menyebabkan+penurunan+titik+beku%2C+penurunan+panas+laten%2C+kenaikan%0D%0Amassa+jenis%2C+dan+kenaikan+derajat+supercooling.+Selanjutnya+larutan+eutektik+9%25+wt%0D%0ANaCl+dipilih+sebagai+media+pendingin+karena+memiliki+titik+beku+-5%2C8oC+dan+sifat%0D%0Atermal+yang+mirip+dengan+air.+Penggunaan+5%2C6+kg+larutan+eutektik+9%25+wt+NaCl%0D%0Asebagai+media+pendingin+mampu+menurunkan+dan+menjaga+temperatur+5+kg+ikan%0D%0Apada+0oC+selama+24%2C3+jam+dari+temperatur+awal+28%2C4oC+dengan+temperatur+terendah%0D%0A-0%2C7oC.+Ikan+hasil+penyimpanan+memiliki+nilai+organoleptik+8+dengan+tingkat%0D%0Akepercayaan+95%25.%0D%0A%0D%0AKata+Kunci+%3A+Ikan%2C+PCM%2C+T-History%2C+Air%2C+Larutan+air-garam%2C+NaCl%2C+Cold+Storage%2C%0D%0AOrganoleptik.%0D%0AFish+and+shellfish+are+perishable.+The+decay+process+is+caused+by+metabolic%0D%0Areactions+and+bacterial+growth.+This+process+can+be+inhibited+by+using+a+low%0D%0Atemperatures+storage+system.+This+research+developed+a+PCM-based+cold+storage%0D%0Asystem+for+low+temperature+applications.+The+most+frequently+used+PCM+material%0D%0Ais+Water+because+it+has+good+thermal+properties.+However%2C+water+is+not+suitable+for%0D%0Alow+temperature+applications+because+it+has+a+freezing+point+of+0oC.+Based+on+the%0D%0Acolligative+properties+of+the+solution%2C+the+freezing+point+of+water+will+decrease+if+a%0D%0Asolute+is+added.+The+solute+used+in+this+research+is+sodium+chloride+(NaCl).+The%0D%0Aaddition+of+NaCl+into+water+of+3%25%2C+6%25%2C+and+9%25+wt+NaCl+to+form+a+eutectic+salt%0D%0Asolution.+Thermal+analysis+was+carried+out+by+T-History+method+and+calculation.%0D%0AThe+results+of+the+thermal+analysis+indicated+that+the+addition+of+3%25%2C+6%25%2C+and+9%25%0D%0Awt+NaCl+to+the+water+cause+a+salt%2C+latent+heat+reduction%2C+increase+in+density%2C+and%0D%0Aincrease+in+the+degree+of+supercooling.+Furthermore%2C+the+eutectic+solution+of+9%25+wt%0D%0ANaCl+was+chosen+as+the+cooling+medium+because+it+has+a+freezing+point+of+-5.8oC%0D%0Aand+thermal+properties+similar+to+water.+The+use+of+5.6+kg+of+9%25+wt+NaCl+eutectic%0D%0Asolution+was+able+to+reduce+and+maintain+the+temperature+of+5+kg+of+fish+at+0oC+for%0D%0A24.3+hours+from+the+initial+temperature+of+28.4oC+with+the+lowest+temperature+of+-%0D%0A0.7oC.+The+stored+fish+had+an+organoleptic+value+of+8+with+a+95%25+confidence+level.%0D%0A%0D%0AKeywords%3A+Fish%2C+PCM%2C+T-History%2C+Water%2C+Water-salt+solution%2C+NaCl%2C+Cold%0D%0AStorage%2C+Organoleptic.&rft.publisher=FAKULTAS+TEKNIK&rft.date=2021&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F61968%2F1%2FABSTRAK%2520-%2520RIKO%2520ERIYADI.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F61968%2F3%2FSKRIPSI%2520%2528Tanpa%2520Lampiran%2529%2520-%2520RIKO%2520ERIYADI.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F61968%2F4%2FSKRIPSI%2520TANPA%2520BAB%2520IV%2520-%2520RIKO%2520ERIYADI.pdf&rft.identifier=++RIKO+ERIYADI%2C+1415021072++(2021)+ANALISIS+PHASE+CHANGE+MATERIAL+(PCM)+LARUTAN+EUTEKTIK+AIR-GARAM+NATRIUM+KLORIDA+SEBAGAI+PENDINGIN+COLD+STORAGE+IKAN+SEGAR.++FAKULTAS+TEKNIK%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F61968%2F