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"[ABSTRAKPenelitian ini mengevaluasi kinerja absorpsi gas CO2 dari campurannya denganCH4 melalui membran kontaktor superhidrofobik. Kinerja kontaktor membransuperhidrofobik ini ditinjau dari empat parameter utama dengan variasi laju alirpelarut DEA (100, 300 dam 500 mL/menit) dan jumlah serat membran kontaktor(2000 dan 8000). Hasil penelitian ini menunjukkan bahwa kenaikan laju alir pelarutDEA meningkatkan kinerja kontaktor membran superhidrofobik, dalam halkoefisien perpindahan massa, fluks dan efisiensi penyerapan CO2. Sedangkankenaikan jumlah serat membran akan menurunkan koefisien perpindahan massadan fluks CO2. Namun, meningkatkan efisiensi penyerapan CO2 dan acid loading.Koefisien perpindahan massa dan fluks CO2 tertinggi yang didapatkan padapenelitian ini berturut-turut adalah 2,31 x 10-4 cm/s dan 7,15 x 10-6 mmol/cm2s padalaju alir DEA 500 mL/menit dan jumlah serat membran 2000. Sedangkan efisiensipenyerapan CO2 tertinggi adalah 72% pada laju alir DEA 500 mL/menit dan jumlahserat membran 8000.ABSTRACTThis study evaluates performance of CO2 absorption from its mixture with CH4through membran contactor superhydrophobic. Superhidrophobic membranecontactor performance is observed using four main parameters by varying the flowrate of solvent DEA (100, 300 dam 500 mL/min) and the number of fiber membranecontactors (2000 and 8000). The results showed that increasing DEA solvent flowrate increase superhidrophobic membrane contactor performance, in terms of masstransfer coefficient, flux and efficiency removal of CO2. While increasing thenumber of fiber membrane will reduce the mass transfer coefficient and CO2 flux.However, it will increase the efficiency removal of CO2 and acid loading. Thehighest mass transfer coefficient and CO2 flux obtained in this study arerespectively 2,31 x 10-4 cm/s and 7,15 x 10-6 mmol/cm2s on DEA flow rate of 500mL/min and the number of fiber membranes 2000. The highest CO2 absorptionefficiency is 72% at DEA flow rate of 500 mL/min and the number of fibermembranes 8000.;This study evaluates performance of CO2 absorption from its mixture with CH4through membran contactor superhydrophobic. Superhidrophobic membranecontactor performance is observed using four main parameters by varying the flowrate of solvent DEA (100, 300 dam 500 mL/min) and the number of fiber membranecontactors (2000 and 8000). The results showed that increasing DEA solvent flowrate increase superhidrophobic membrane contactor performance, in terms of masstransfer coefficient, flux and efficiency removal of CO2. While increasing thenumber of fiber membrane will reduce the mass transfer coefficient and CO2 flux.However, it will increase the efficiency removal of CO2 and acid loading. Thehighest mass transfer coefficient and CO2 flux obtained in this study arerespectively 2,31 x 10-4 cm/s and 7,15 x 10-6 mmol/cm2s on DEA flow rate of 500mL/min and the number of fiber membranes 2000. The highest CO2 absorptionefficiency is 72% at DEA flow rate of 500 mL/min and the number of fibermembranes 8000.;This study evaluates performance of CO2 absorption from its mixture with CH4through membran contactor superhydrophobic. Superhidrophobic membranecontactor performance is observed using four main parameters by varying the flowrate of solvent DEA (100, 300 dam 500 mL/min) and the number of fiber membranecontactors (2000 and 8000). The results showed that increasing DEA solvent flowrate increase superhidrophobic membrane contactor performance, in terms of masstransfer coefficient, flux and efficiency removal of CO2. While increasing thenumber of fiber membrane will reduce the mass transfer coefficient and CO2 flux.However, it will increase the efficiency removal of CO2 and acid loading. Thehighest mass transfer coefficient and CO2 flux obtained in this study arerespectively 2,31 x 10-4 cm/s and 7,15 x 10-6 mmol/cm2s on DEA flow rate of 500mL/min and the number of fiber membranes 2000. The highest CO2 absorptionefficiency is 72% at DEA flow rate of 500 mL/min and the number of fibermembranes 8000., This study evaluates performance of CO2 absorption from its mixture with CH4through membran contactor superhydrophobic. Superhidrophobic membranecontactor performance is observed using four main parameters by varying the flowrate of solvent DEA (100, 300 dam 500 mL/min) and the number of fiber membranecontactors (2000 and 8000). The results showed that increasing DEA solvent flowrate increase superhidrophobic membrane contactor performance, in terms of masstransfer coefficient, flux and efficiency removal of CO2. While increasing thenumber of fiber membrane will reduce the mass transfer coefficient and CO2 flux.However, it will increase the efficiency removal of CO2 and acid loading. Thehighest mass transfer coefficient and CO2 flux obtained in this study arerespectively 2,31 x 10-4 cm/s and 7,15 x 10-6 mmol/cm2s on DEA flow rate of 500mL/min and the number of fiber membranes 2000. The highest CO2 absorptionefficiency is 72% at DEA flow rate of 500 mL/min and the number of fibermembranes 8000.]"

"[ABSTRAKTujuan dari pelaksanaan penelitian ini adalah untuk menguji performa penyerapan gas CO2 dengan menggunakan kontaktor membran superhidrofobik. Adapun variasi yang diuji pada penelitian ini adalah pengaruh laju alir gas CO2 (160, 240, dan 320 mL/menit) dan jumlah serat membran kontaktor (2000, 4000, dan 6000). Pada penelitian ini, didapatkan hasil yaitu peningkatan dari laju alir gas umpan menurunkan efisiensi dari proses, namun meningkatkan kapasitas penyerapan dan koefisien perpindahan massa secara menyeluruh. Pada peningkatan jumlah membran, terjadi peningkatan untuk nilai efisiensi, kapasitas penyerapan, dan koefisien perpindahan massa secara menyeluruh. Nilai efisiensi penyerapan tertinggi tercapai sebesar 29% pada laju alir gas umpan sebesar 160 mL/menit dan jumlah serat membran sebesar 6000. Nilai koefisien perpindahan massa dan kapasitas penyerapan tertinggi adalah 1,14x10-4 cm/s dan 0.045 mmol pada laju alir gas 320mL/menit dan jumlah serat membran sebesar 6000.ABStRACTThe purpose of this experiment is to examine the performance of superhydrophobic contactor in the absorption of CO2 using water. The variation tested in this experiment is the CO2 gas flow rate (160, 240, 320 mL/min) and the number of fiber modules (2000, 4000, and 6000). The results obtained from this experiment is, the increasement of gas flow rate reduces the absorption efficiency, and increases the absorption capacity and the overall mass transfer coefficient. As the number of fibers increases, the efficiency, overall mass transfer coefficient, and absorption capacity also increases. The maximum value for efficiency is 29% and obtained for 160 mL/min gas flow rate and 6000 module fibers. The maximum value for overall mass transfer coefficient and absorption capacity are 1.14x10-4 cm/s and 0.045 mmol respectively for 320 mL/min gas flow rate and 6000 number module.;The purpose of this experiment is to examine the performance of superhydrophobic contactor in the absorption of CO2 using water. The variation tested in this experiment is the CO2 gas flow rate (160, 240, 320 mL/min) and the number of fiber modules (2000, 4000, and 6000). The results obtained from this experiment is, the increasement of gas flow rate reduces the absorption efficiency, and increases the absorption capacity and the overall mass transfer coefficient. As the number of fibers increases, the efficiency, overall mass transfer coefficient, and absorption capacity also increases. The maximum value for efficiency is 29% and obtained for 160 mL/min gas flow rate and 6000 module fibers. The maximum value for overall mass transfer coefficient and absorption capacity are 1.14x10-4 cm/s and 0.045 mmol respectively for 320 mL/min gas flow rate and 6000 number module., The purpose of this experiment is to examine the performance of superhydrophobic contactor in the absorption of CO2 using water. The variation tested in this experiment is the CO2 gas flow rate (160, 240, 320 mL/min) and the number of fiber modules (2000, 4000, and 6000). The results obtained from this experiment is, the increasement of gas flow rate reduces the absorption efficiency, and increases the absorption capacity and the overall mass transfer coefficient. As the number of fibers increases, the efficiency, overall mass transfer coefficient, and absorption capacity also increases. The maximum value for efficiency is 29% and obtained for 160 mL/min gas flow rate and 6000 module fibers. The maximum value for overall mass transfer coefficient and absorption capacity are 1.14x10-4 cm/s and 0.045 mmol respectively for 320 mL/min gas flow rate and 6000 number module.]"