?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=STUDI+PENAMBAHAN+ASAP+CAIR+TANDAN+KOSONG+KELAPA%0D%0ASAWIT+SEBAGAI+INHIBITOR+KERAK+KALSIUM+SULFAT+(CaSO4)%0D%0AMENGGUNAKAN+METODE+SEEDED+EXPERIMENT&rft.creator=Nurdiana%2C++&rft.subject=500+ilmu+pengetahuan+alam+dan+matematika&rft.subject=540+Kimia+dan+ilmu+yang+berhubungan&rft.description=Pembentukan+kerak+yang+terjadi+pada+pipa+industri+terutama+industri+minyak+dan%0D%0Agas%2C+sering+menjadi+masalah+yang+serius+karena+dapat+menghambat+aliran+fluida%0D%0Adan+mengakibatkan+kerugian.+Salah+satu+jenis+kerak+yang+sering+ditemukan%0D%0Aadalah+kerak+kalsium+sulfat+(CaSO4).+Oleh+karena+itu%2C+dalam+penelitian+ini%0D%0Adigunakan+asap+cair+Tandan+Kosong+Kelapa+Sawit+(TKKS)+sebagai+inhibitor%0D%0Auntuk+menghambat+pertumbuhan+kerak+kalsium+sulfat+(CaSO4)+dengan%0D%0Amenggunakan+metode+seeded+experiment.+Konsentrasi+larutan+pertumbuhan%0D%0ACaSO4+yang+digunakan+pada+penelitian+ini+yaitu+0%2C038+M%2C+0%2C050+M%2C+0%2C063+M%2C+dan%0D%0A0%2C075+M%2C+serta+variasi+konsentrasi+inhibitor+75%2C+100%2C+125%2C+dan+150+ppm.%0D%0AEfektivitas+inhibitor+terbaik+dalam+menghambat+pertumbuhan+kerak+CaSO4%0D%0Adiperoleh+dengan+penambahan+inhibitor+pada+konsentrasi+150+ppm+dan+larutan%0D%0Apertumbuhan+0%2C038+M%2C+dengan+persentase+efektivitas+sebesar+50%2C82%25.+Hasil%0D%0Aanalisis+menggunakan+Scanning+Electron+Miscroscopy+(SEM)+setelah%0D%0Apenambahan+inhibitor+menunjukkan+terjadi+perubahan+morfologi+kerak+CaSO4%0D%0Amenjadi+berukuran+lebih+kecil+dan+pendek+dibandingkan+tanpa+penambahan%0D%0Ainhibitor+yang+berukuran+besar%2C+lebar%2C+dan+berbentuk+lebih+panjang.+Analisis%0D%0Amenggunakan+X-Ray+Diffraction+(XRD)+menunjukkan+kerak+CaSO4+tanpa%0D%0Ainhibitor+terdiri+dari+fase+gipsum+dan+basanit%2C+sedangkan+setelah+penambahan%0D%0Ainhibitor+terdiri+dari+fase+gipsum+dan+basanit+serta+muncul+fase+baru+yaitu%0D%0Aanhidrit.+Analisis+menggunakan+Particle+Size+Analyzer+(PSA)+menunjukkan%0D%0Aterjadi+penurunan+ukuran+partikel+kerak+CaSO4+berdasarkan+nilai+rata-rata+(mean)%0D%0Adan+nilai+tengah+(median)+setelah+dilakukan+penambahan+inhibitor.+Dengan%0D%0Ademikian%2C+asap+cair+tandan+kosong+kelapa+sawit+dapat+digunakan+untuk%0D%0Amenghambat+pertumbuhan+kerak+CaSO4.%0D%0AKata+kunci%3A+tandan+kosong+kelapa+sawit%2C+CaSO4%2C+kerak%2C+inhibitor%0D%0A%0D%0AThe+formation+of+scale+on+industrial+pipes%2C+especially+in+the+oil+and+gas+industry%2C%0D%0Ais+often+becomes+a+serious+problem+because+it+can+obstruct+fluid+flow+and+cause%0D%0Alosses.+One+type+of+scale+commonly+found+is+calcium+sulfate+(CaSO4)+scale.%0D%0ATherefore%2C+in+this+research%2C+liquid+smoke+from+Palm+Empty+Fruit+Bunches+(EFB)%0D%0Awas+used+as+an+inhibitor+to+inhibit+the+growth+of+calcium+sulfate+(CaSO4)+scales%0D%0Ausing+the+seeded+experiment+method.+The+concentrations+of+the+CaSO4+growth%0D%0Asolution+used+in+this+research+were+0%2C038+M%3B+0%2C050+M%3B+0%2C063+M%3B+and+0%2C075+M%2C%0D%0Awith+variations+in+inhibitor+concentrations+at+75%2C+100%2C+125%2C+and+150+ppm.+The+best%0D%0Ainhibitor+effectiveness+in+inhibiting+the+growth+of+CaSO4+scale+was+achieved+with%0D%0Athe+addition+of+inhibitor+at+a+concentration+of+150+ppm+and+growth+solution+at%0D%0A0%2C038+M%2C+with+an+effectiveness+percentage+of+50%2C82%25.+Analysis+results+using%0D%0AScanning+Electron+Microscopy+(SEM)+after+the+addition+of+the+inhibitor+showed%0D%0Aa+change+in+the+morphology+of+CaSO4+scale+to+smaller+and+shorter+sizes+compared%0D%0A%0D%0Ato+without+the+inhibitor%2C+which+was+larger%2C+wider%2C+and+longer.+Analysis+using+X-%0D%0ARay+Diffraction+(XRD)+showed+that+CaSO4+scale+without+the+inhibitor+consisted%0D%0A%0D%0Aof+gypsum+and+bassanite+phases%2C+while+after+the+addition+of+the+inhibitor%2C+it%0D%0Aconsisted+of+gypsum+and+bassanite+phases+along+with+a+new+phase%2C+anhydrite.%0D%0AAnalysis+using+Particle+Size+Analyzer+(PSA)+showed+a+reduction+in+the+particle%0D%0Asize+of+CaSO4+scale+based+on+the+mean+and+median+values+after+the+addition+of%0D%0Athe+inhibitor.+Thus%2C+liquid+smoke+from+palm+empty+fruit+bunches+can+be+used+to%0D%0Ainhibit+the+growth+of+CaSO4+scale.%0D%0AKeyword%3A+palm+empty+fruit+bunches%2C+CaSO4%2C+scale%2C+inhibitor%0D%0A&rft.publisher=FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM&rft.date=2024-08-02&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F81345%2F1%2Fabstrak%2520-%2520Nurdiana.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F81345%2F2%2FNurdiana-Skripsi%2520full%2520-%2520Nurdiana.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F81345%2F3%2Fskripsi%2520tanpa%2520bab%2520pembahasan%2520-%2520Nurdiana.pdf&rft.identifier=++Nurdiana%2C+++(2024)+STUDI+PENAMBAHAN+ASAP+CAIR+TANDAN+KOSONG+KELAPA+SAWIT+SEBAGAI+INHIBITOR+KERAK+KALSIUM+SULFAT+(CaSO4)+MENGGUNAKAN+METODE+SEEDED+EXPERIMENT.++FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F81345%2F