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Journal : Tadulako Science and Technology Journal

Coal Upgrading: Desulfurization and Dehydration of Low-Rank Coal and High-Rank Coal through Blending Method Sardi, Bambang; Nurhidayat; Safitri, Nina
Tadulako Science and Technology Journal Vol. 1 No. 1 (2020): TADULAKO SCIENCE AND TECHNOLOGY JOURNAL
Publisher : LPPM Universitas Tadulako

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22487/sciencetech.v1i1.15292

Abstract

Introduction : Sulawesi coals contain significantly high of sulfur. This makes it not suitable to be used as fuel, unless it went through an engineering process so that the use of low-rank coals can be optimized by preserving the environmental impacts that may be caused. The process is in the form of upgrading the coals through physical desulfurization and dehydration with blending method. The purpose is to make coal meet the fuel use standard in industry. This study used low-rank coal from Pattuku (BP),while the high-rank coal studied was from PT Semen Tonasa (BT) on a dry base with a size of 100 mesh. The variables observed were the smallest total sulfur content, the largest calorific value, and the smallest (optimal) water content. The results showed that the total sulfur content in all variations of BT:BP ratios are 1:0, 3:1, 1:1, 1:3 and 0:1. Thus, based on the ratios, the coal fulfilled the standard to be used as fuel for cement industry while the variation of BB that fulfilled the standard to be used as coal-fired power plants had ratios of 1:0, 3:1 and 1:1. The smallest (optimal) total sulfur level was 0.1046% at the BB ratio of 1:0. BB water content in all variations of BT: BP ratiosmetthe standard to make it as fuel for cement industry and coal-fired power plant (PLTU). The smallest (optimal) water content was 2.48% on the blending coal ratio of 0:1. The calorific values of BB on all variations of BT:BP met the standard to be used as fuel for cement industry had ratios of 3:1, 1:1 and 1:3,yet there was no single BB that metthe standard to be used as coal-fired power plant (PLTU). The largest (optimal) calorific value was 6.506.39 kcal/kg at the BB ratio of 0:1.
Co-Authors AGUS Ahmad Fadhillah Ahmad Priyono Akbar, Hafid Akmal Taufiq Ridho Al Ridho, Arif Fikri Amuharnis Anak Agung Istri Sri Wiadnyani Ananda Savira Dwi Rezky Ramadhani Andi Arafat Andi Jaedil Bugdady Andi Nur Ilham Andi Ridha Yayank Wijayanti Andryani.A, Zelna Yuni Anisa, Maimunah Nur Anugrah Nur Warthadi Arman Aswin, Arief Rahmadian Auliya Rahman Aurelia Rifkha Anyndie Auzi Asfarian AYU AMBARWATI Ayu Lailatus Zakiya Aziz, Marlina Bahasa Indonesia Bahasa Indonesia, Bahasa Indonesia Bambang Sardi Bimantar, Muhammad Sayyid Alif Bintoro, Rina Budiono, Novericko Ginger Damar Cahya Griya Danang Dwi Cahyadi Desi Ratnasari Devi Miftahul Jannah Devi Novitasari, Devi Devi Nur Rohma Dhiaulhaq, Fauzan Dian Ardiansah, Dian Dwi Feratul Anggraeni Dzikri Al Hasan, Muhibbud Elisa Daniati Edison Eri Usmawan Etih Sudarnika Evi Bayu Priatno Fadhil Dhanendra Fadjar Wahyudi Broto Faldi Firmansyah Fathurrahman Gatot Jariono GONO SEMIADI Hafidin, Ahmad Hardiansyah, Muhammad Yusril Hellen Kurniati, Hellen Hendra Saputra Heni Pujiastuti Heru Setijanto Hesty Aisyah I Ketut Bina S Ifroh Aisah A Imanika, Meilina Silvi Imron Nugroho Saputro Keisya Ayudha Wianto Kurnianto Octian Junaidi Kurniawan, Ardhian Tomy L. Zakiyah Nur S Lakry, Lakry Maltaf Putra Lestira Dhewantara, Yudha m. saleh, Hendra M. Syahril Mubarok M. Tasnim Mahendra, Muhammad Damai MARIA HIDAYANTI, MARIA Marselina Marselina Marwan Ramdhany Edy Mawardi Djamaluddin Minggusta Juliadarma Muawanah Mubarak, Usaid Syahrul Muh. Ikhwan Amin Nur Muhamad Zaenun Muhammad Adi Kurniawan Muhammad Farhan Rizqi Nabilah, Putri Nailatul Karomah Narindria, Yasmin Nadhiva Navis, Za’im Farhan Negari, Rani Filianti Heti Ni Luh Putu Rischa Phadmacanty Nikmatul Wafiyah Nisa', Chairun Nisa’, Chairun Nisrina Nur Lathifah Nova Alda Umai Novita Ayu T Noviyanti Soleman Nur Aisyah Nur Azizah Nur Rahmah Asnawi Nur Subekti Nuraini , Henny Nurasiska Nurmalasari, Neneng Nuzul Rukmiyati Ningsih Pangestu, Ardian Ajrun Permata, Indra Prawira, Andhika Yudha Pungki Indarto Purnama, Mahendra Aji PUTRI HANDAYANI Raden Bagus Mochammad R.R.H Rahma Selfia Rahmadani, Satria Tegar Rahmawaty, Riris Ramadhani, Geadeva Destri Rasyid, Nur Qadri Reza Saputra Risky Surya K Robby Firly Firgiyabi Mahlafi Robin Adi Trenggono S Vadilla, Waviq Safinatun Najah Safitri, Nina Savitri Novelina Setiamukti, Ajeng Tanjiah Setiawati, Santi Sholihah, Hikmatus Sri Restu Ningsih Sri Wahyuni Srihadi Agungpriyono Sudarmanto, Eko Suhartini Suhartini Supratikno Sutriyono Syam, Nurul Fitri Sugiarti Syamsul Alam Syarifah, Elen Faiqotus Tamrin Taher Tarsisius Susilo Tri Siswati, Tri Triadi, Chandra Trilaksono, Wahyu Trisno Wardy Putra Tulus Setiawan Tuwadi Uswatun Hasanah Vera Sepsi Sistiasih Vera Septi Sistiasih Weri Sirait Yustika Sari Zaid Zamakhsyari Zakiyah Ayundari