?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=PROSES+TRANSESTERIFIKASI+IN+SITU+SPENT+BLEACHING+EARTH%0D%0A(SBE)+UNTUK+PRODUKSI+BIODIESEL%3A+PENGARUH+RASIO+METANOL%0D%0A%0D%0ADAN+KONSENTRASI+KATALIS+NaOH&rft.creator=M+IBNU+SINAGA%2C+1714051025&rft.subject=600+Teknologi+(ilmu+terapan)&rft.subject=630+Pertanian+dan+teknologi+yang+berkaitan&rft.description=Spent+Bleaching+Earth+(SBE)+adalah+limbah+padat+dari+proses+pemurnian+Crude%0D%0APalm+Oil+(CPO)%2C+yang+menimbulkan+berbagai+permasalahan+kompleks+pada%0D%0Alingkungan+dan+gangguan+kesehatan+bagi+masyarakat+di+sekitar+lahan+timbun+karena%0D%0Aadanya+residu+minyak+dan+logam+berat.+Residu+minyak+pada+SBE+cukup+tinggi%0D%0Amencapai+20-40%25+dan+bersifat+nonedible%2C+tetapi+dapat+diolah+menjadi+biodiesel.%0D%0APenelitian+ini+bertujuan+untuk+menguji+pengaruh+rasio+metanol%3ASBE+dan%0D%0Akonsentrasi+NaOH+terhadap+rendemen+dan+karakteristik+biodiesel+dari+SBE+melalui%0D%0Aproses+transesterifikasi+in+situ.+Metode+penelitian+menggunakan+Rancangan+Acak%0D%0AKelompok+Lengkap+secara+faktorial+dengan+tiga+ulangan+dan+dua+faktor+yaitu+rasio%0D%0Ametanol%3ASBE+(6%3A1%2C+7%3A1%2C+8%3A1+dan+9%3A1)+dan+konsentrasi+NaOH+(2%25+dan+3%25).+Data%0D%0Apenelitian+diuji+homogenitasnya+dengan+uji+Barlett+dan+aditivitasnya+dengan+uji%0D%0ATuckey.+Selanjutnya+data+dianalisis+dengan+sidik+ragam+untuk+mengetahui%0D%0Aperbedaan+antar+perlakuan+dan+diuji+menggunakan+Ortogonal+Polinomial+(OP)%0D%0Auntuk+melihat+tren+respon+yang+diperoleh+pada+penelitian.+Hasil+penelitian%0D%0Amenunjukkan+bahwa+rasio+metanol%3ASBE+berpengaruh+nyata+terhadap+rendemen%2C%0D%0Abilangan+penyabunan+dan+indeks+setana%2C+sedangkan+konsentrasi+NaOH+berpengaruh%0D%0Anyata+terhadap+rendemen%2C+bilangan+asam%2C+bilangan+penyabunan+dan+indeks+setana.%0D%0AInteraksi+kedua+faktor+tidak+berpengaruh+terhadap+semua+parameter.+Perlakuan%0D%0A%0D%0Av%0D%0A%0D%0Aterbaik+diperoleh+pada+perlakuan+M4N2+yaitu+rasio+metanol+terhadap+SBE+9%3A1+dan%0D%0Akonsentrasi+NaOH+3%25+yang+menghasilkan+biodiesel+dengan+rata-rata+rendemen%0D%0A31%2C2109%25%2C+kadar+air+3%2C3131%25%2C+bilangan+asam+2%2C4687+mgKOH%2Fg%2C+bilangan%0D%0Apenyabunan+218%2C4424%25+mgKOH%2Fg%2C+bilangan+iod+35.5371+gI2%2F100g+dan+indeks%0D%0Asetana+63%2C3413.%0D%0A%0D%0AKata+kunci%3A+biodiesel%2C+spent+bleaching+earth%2C+transesterifikasi+in+situ%0D%0A%0D%0ASpent+Bleaching+Earth+(SBE)+is+solid+waste+from+the+refining+process+of+Crude+Palm%0D%0AOil+(CPO)%2C+which+causes+various+complex+problems+in+the+environment+and+health%0D%0Aproblems+for+communities+around+the+landfill+due+to+the+presence+of+oil+residues%0D%0Aand+heavy+metals.+Oil+residues+in+SBE+is+quite+high%2C+reaching+20-40%25+and+it+is%0D%0Anonedible+however%2C+it+can+be+processed+into+biodiesel.+The+purpose+of+this+study%0D%0Awas+to+determine+the+effect+of+the+methanol%3ASBE+ratio+and+NaOH+concentration+on%0D%0Athe+yield+and+characteristics+of+biodiesel+from+SBE+by+in+situ+transesterification%0D%0Aprocess.+The+research+method+used+a+Factorial+Completely+Randomized+Block%0D%0ADesign+with+three+replications+and+two+factors%2C+namely+the+ratio+of+methanol%3ASBE%0D%0A(6%3A1%2C+7%3A1%2C+8%3A1%2C+and+9%3A1)+and+the+concentration+of+NaOH+catalyst+(2%25+and+3%25).+The%0D%0Aresearch+data+was+tested+for+its+homogenity+with+the+Barlett+test+and+its+additivity%0D%0Awith+the+Tuckey+test.+Furthermore%2C+the+data+were+analyzed+by+analysis+of+variance%0D%0Ato+see+the+difference+between+treatments+and+further+tested+using+Orthogonal%0D%0APolynomial+(OP)+to+see+the+response+trend+obtained+in+the+studys.+The+results%0D%0Ashowed+that+the+ratio+of+methanol%3ASBE+significantly+affected+the+yield%2C%0D%0Asaponification+number+and+cetane+index%2C+while+the+concentration+of+NaOH%0D%0Asignificantly+affected+the+yield%2C+acid+number%2C+saponification+number+and+cetane%0D%0Aindex.+The+interaction+of+the+two+factors+does+not+affect+all+parameters.+The+best%0D%0A%0D%0Aiii%0D%0A%0D%0Atreatment+was+obtained+in+the+M4N2+treatment%2C+namely+the+ratio+of+methanol+to%0D%0ASBE+9%3A1+and+NaOH+concentration+of+3%25+which+produced+biodiesel+with+an+average%0D%0Ayield+of+31.2109%25%2C+water+content+3.3131%25%2C+acid+number+2.4687+mgKOH%2Fg%2C%0D%0Asaponification+number+218.4424%25+mgKOH%2Fg%2C+iodine+number+35.5371+gI2%2F100g%0D%0Aand+cetane+index+63.3413.%0D%0A%0D%0AKeywords%3A+biodiesel%2C+spent+bleaching+earth%2C+in+situ+transesterification&rft.publisher=Fakultas+Pertanian&rft.date=2021-11-04&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F60947%2F1%2F1.%2520ABSTRAK%2520-%2520Gek.%2520yok.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F60947%2F2%2F2.%2520SKRIPSI%2520FULL%2520-%2520Gek.%2520yok.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F60947%2F3%2F3.%2520SKRIPSI%2520FULL%2520TANPA%2520BAB%2520PEMBAHASAN%2520-%2520Gek.%2520yok.pdf&rft.identifier=++M+IBNU+SINAGA%2C+1714051025++(2021)+PROSES+TRANSESTERIFIKASI+IN+SIT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