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Journal : ASEAN Journal of Chemical Engineering

Extractive Distillation of Ethanol/Water with 1-Butyl-3-Methylimidazolium Bromide Ionic Liquid as a Separating Agent: Process Simulation Hartanto, Dhoni; Handayani, Prima Astuti; Astuti, Widi; Kusumaningtyas, Ratna Dewi; Purwana, Yulian Candra; Maftukhaturrizqiyah, Maftukhaturrizqiyah; Wijayanti, Reni Titis; Wulansari, Durroti Zuhriah; Wulansarie, Ria; Pradnya, Irene Nindita; Hadikawuryan, Danang Subarkah; Wibowo, Agung Ari; Sholihin, Riza Mazidu; Chafidz, Achmad; Khoiroh, Ianatul
ASEAN Journal of Chemical Engineering Vol 23, No 3 (2023)
Publisher : Department of Chemical Engineering, Universitas Gadjah Mada

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22146/ajche.72250

Abstract

Ethanol purification has become of great interest recently because ethanol can be used as renewable energy, solvent in many industries, and for medicinal purposes. The separation of ethanol from water is challenging because the azeotropic point has appeared in this binary mixture. Extractive distillation technology is one of the most interesting methods to separate ethanol from water due to the competitiveness of its energy consumption and capital investment costs. Ionic liquids such as 1-butyl-3-methylimidazolium bromide [BMIM] [Br], categorized as a green solvent, produce a significant salting-out effect in the ethanol-water system. This makes ionic liquid a promising solvent in ethanol-water separation. This study simulated the extractive distillation of an ethanol-water system with 1-butyl-3-methylimidazolium bromide as a solvent. The simulation and sensitivity analysis were performed on the Aspen Plus Process Simulator to obtain the optimum configuration. The NRTL thermodynamic model was used in this study. The effects of the number of stages (NS), binary feed stage (BFS), entrainer feed stage (EFS), and reflux ratio (RR) on the ethanol concentration with minimum energy requirements were studied. The most optimal configurations to produce a high ethanol concentration with less energy are NS 28, BFS 22, EFS 4, and RR 1.5.
Co-Authors Agung Ari Wibowo Agung Ari Wibowo Agung Ari Wibowo Agung Ari Wibowo Akhmad Sutrisno Andri Cahyo Kumoro Anugrahani, Viona Widya Asalil Mustain Asalil Mustain Asalil Mustain Asalil Mustain Asriningtyas Ajeng Erprihana, Asriningtyas Ajeng Bahlawan, Zuhriyan Ash Shiddieqy Bayu Tri Wibowo Bayu Triwibowo Catur Rini Widyastuti, Catur Rini Chafidz, Achmad Cucuk Evi Lusiani Cucuk Evi Lusiani Dewi Selvia Fardhyanti Dimas Rahadian Aji Muhammad, Dimas Rahadian Aji Diyah Saras Wati Eny Nurhayati Erprihana, Asriningtyas Ajeng Fazlena Hamzah Fazlena Hamzah Fidyawati, F Hadikawuryan, Danang Subarkah Hamzah, Fazlena Haniif Prasetiawan Harumi Veny Harumi Veny Ibnu Eka Rahayu Irene Nindita Pradnya Khalimatus Sa'diyah Khalimatus Sa'diyah Khoiroh, Ianatul Khoiroh, Ianatul Kuntoro Kuntoro Kusuma, Andre Dianata Hogi Loveyanto, Rendy Okta Maftukhaturrizqiyah, Maftukhaturrizqiyah Maksiola, Masni Megawati - Megawati Megawati Megawati Megawati Mezaki, Naufal Mudrik Miradatul Najwa Muhd Rodhi Miradatul Najwa Muhd Rodhi Mohamad Nor, Nur Fatin Syafiqah Mufid Mufid Mufid Mufid Muhammad Fikri Al Ghifari Muhammad Zarin Amin Zainal Muhd Rodhi, Miradatul Najwa Mutaqin, Afrizal Mai Nugroho, Febry Dwi Nur Qudus Oktafiani Oktafiani, Oktafiani Oktafiani, Oktafiani Oktafiani, Oktafiani Pradnya, Irene Nindita Prima Astuti Handayani Purwana, Yulian Candra Radenrara Dewi Artanti Putri, Radenrara Dewi Artanti Rahayu, Ibnu Eka Rakhmawati, Fatih Ratna Dewi Kusumaningtyas Ria Wulansarie, Ria Riza Mazidu Sholihin Rizqy Romadhona Ginting Rizqy Romadhona Ginting Rizqy Romadhona Ginting Santi Wijayanti, Dwi Gansar Sarina Sulaiman Satya Budi Nugraha Sazali, Rozana Azrina Siti Nurrohmah Sutrisno, Akhmad Suwito, Slamet Syamrizal, Zakky Syifa Karimah Takwanto, Anang Veny, Harumi Wahid Akhsin Budi Nur Sidiq, Wahid Akhsin Budi Nur Waliyuddin Sammadikun Wara Dyah Pita Rengga Wibowo, Bayu Tri Widi Astuti Wijayanti, Reni Titis Wulansari, Durroti Zuhriah Zakaria, Zainul Akmar