?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=STUDI+PENAMBAHAN+ASAP+CAIR+SABUT+KELAPA+SEBAGAI+%0D%0AINHIBITOR+KERAK+KALSIUM+KARBONAT+(CaCO3)+MENGGUNAKAN+%0D%0AMETODE+UNSEEDED+EXPERIMENT%0D%0A&rft.creator=SRI+BUDI+ASIH%2C+151701126&rft.subject=540+Kimia+dan+ilmu+yang+berhubungan&rft.description=Permasalahan+yang+sering+dijumpai+pada+bidang+industri+khususnya+industri+yang+%0D%0Amenggunakan+pipa+sebagai+proses+aliran+fluida+seperti+industri+minyak+dan+gas+%0D%0Aadalah+terbentuknya+kerak.+Salah+satu+kerak+yang+banyak+dijumpai+yaitu+kalsium+%0D%0Akarbonat+(CaCO3).+Oleh+karena+itu%2C+pada+penelitian+ini+telah+digunakan+asap+cair+%0D%0Asabut+kelapa+sebagai+inhibitor+ramah+lingkungan+untuk+kerak+CaCO3+dengan+%0D%0Amenggunakan+metode+tanpa+penambahan+bibit+kristal+(unseeded+experiment)+pada+%0D%0Avariasi+larutan+pertumbuhan+CaCO3+konsentrasi+0%2C025%3B+0%2C038%3B+0%2C050%3B+dan+0%2C063+M+%0D%0Aserta+pada+variasi+penambahan+inhibitor+5%2C+15%2C+25%2C+dan+35%25.+Nilai+persen+%0D%0Aefektivitas+tertinggi+terjadi+pada+larutan+pertumbuhan+0%2C025+M+dengan+%0D%0Apenambahan+inhibitor+sebesar+35%25+yaitu+sebesar+88%2C41%25.+Berdasarkan+hasil+%0D%0Aanalisis+menggunakan+scanning+electron+microscopy+(SEM)+dan+x-ray+diffraction+%0D%0A(XRD)+menunjukkan+bahwa+kerak+CaCO3+tanpa+inhibitor+terdiri+dari+fasa+kalsit+%0D%0Adan+aragonit%2C+sementara+setelah+penambahan+inhibitor+terdiri+dari+fasa+kalsit+dan%0D%0Avaterit.+Hasil+analisis+kerak+CaCO3+menggunakan+particle+size+analyzer+(PSA)+%0D%0Amenunjukkan+bahwa+kerak+CaCO3+mengalami+penurunan+distribusi+ukuran+%0D%0Apartikel+sebelum+dan+setelah+ditambahkan+inhibitor+yang+dapat+dilihat+dari+rata%EF%BF%BDrata+(mean)+yaitu+dari+10%2C00+menjadi+4%2C889+%CE%BCm+dan+nilai+tengah+(median)+yaitu+%0D%0Adari+9%2C359+menjadi+4%2C467+%CE%BCm.+Asap+cair+sabut+kelapa+terbukti+dapat+digunakan+%0D%0Asebagai+inhibitor+untuk+pertumbuhan+kerak+CaCO3+menggunakan+metode+%0D%0Aunseeded+experiment.%0D%0AKata+kunci%3A+Asap+cair+sabut+kelapa%2C+CaCO3%2C+industri%2C+inhibitor%2C+kerak.%0D%0A%0D%0AThe+problem+which+is+frequently+encountered+in+the+industrial+sector+especially+%0D%0Aindustries+that+use+pipes+as+a+fluid+flow+process+for+instance+the+oil+and+gas+%0D%0Aindustry+is+the+scaling+formation.+One+of+the+considerable+scale+which+easily+be+%0D%0Adiscovered+is+calcium+carbonate+(CaCO3).+Therefore%2C+this+research+used+coconut+%0D%0Acoir+liquid+smoke+as+a+green+inhibitor+for+CaCO3+scale+by+using+unseeded+%0D%0Aexperiment+method+at+variations+in+the+CaCO3+growth+solution+with+concentration+%0D%0Aof+0.025%3B+0.038%3B+0.050%3B+and+0.063+M+respectively+as+well+as+variations+in+the+%0D%0Aaddition+of+inhibitors+as+much+as+5%2C+15%2C+25%2C+and+35%25+sequentially.+Afterwards%2C+the+%0D%0Ahighest+effectiveness+percent+value+occured+in+0.025+M+growth+solution+with+the+%0D%0Aaddition+of+35%25+inhibitor+that+was+equal+to+88.41%25.+Based+on+the+analysis+results+%0D%0Aof+scanning+electron+microscopy+(SEM)+and+x-ray+diffraction+(XRD)+showed+that+%0D%0Athe+CaCO3+scale+without+inhibitors+consisted+of+calcite+and+aragonite+phases%2C+%0D%0Awhile+after+the+addition+it+consisted+of+calcite+and+vaterite+phases.+Alternately%2C+the+%0D%0Aparticle+size+analyzer+(PSA)+results+of+CaCO3+scale+indicated+that+the+particle+size+%0D%0Adistribution+of+CaCO3+scale+decreased+after+it+was+added+by+inhibitor+which+can+be+%0D%0Aseen+from+the+mean+started+from+10.00+to+4.889+%CE%BCm+and+the+median+from+9.359+to+%0D%0A4.467+%CE%BCm.+All+in+all%2C+coconut+coir+liquid+smoke+has+been+proven+to+be+used+as+an+%0D%0Ainhibitor+for+the+growth+of+CaCO3+scale+using+the+unseeded+experiment+method.%0D%0AKata+kunci%3A+Coconut+coir+liquid+smoke%2C+CaCO3%2C+industry%2C+inhibitor%2C+scale.%0D%0A&rft.publisher=Fakultas+Matematika+dan+Ilmu+Pengetahuan+Alam&rft.date=2019&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F57150%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F57150%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F57150%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++SRI+BUDI+ASIH%2C+151701126++(2019)+STUDI+PENAMBAHAN+ASAP+CAIR+SABUT+KELAPA+SEBAGAI+INHIBITOR+KERAK+KALSIUM+KARBONAT+(CaCO3)+MENGGUNAKAN+METODE+UNSEEDED+EXPERIMENT.++Fakultas+Matematika+dan+Ilmu+Pengetahuan+Alam%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F57150%2F