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Journal : IPTEK The Journal for Technology and Science

Effect of Particle Size Distribution on Ammonium Sulphate Dried in a Rotary Dryer Susianto, Susianto; Altway, Ali; Kuswandi, Kuswandi; Margono, Margono
IPTEK The Journal for Technology and Science Vol 21, No 3 (2010)
Publisher : IPTEK, LPPM, Institut Teknologi Sepuluh Nopember

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.12962/j20882033.v21i3.37

Abstract

The aim of this work is to study theoretically, by mathematical model development, the effect of particle size distribution on the performance of rotary dryer to dry ammonium sulphate fertilizer assuming plug flow with axial dispersion pattern (PFDA model) for solid particle flow. The mathematical model development was carried out by combining the drying processes model with particle size distribution model. Particle size distribution models used are Rosin-Rommler model and Gamma distribution model. For simplicity, the model of drying processes of solid particles in the rotary dryer was developed by assuming of uniform air conditions (temperature and humidity) along the rotary dryer as in the entry conditions. The resulting differential equations were solved analytically under Matlab 6.1 facility.Since this model, solid hold up, and axial dispersion number were obtained from empirical correlations in the literatures. The drying rate of ammonium sulphate fertilizer in rotary dryer was estimated using isothermal diffusion model with effective diffusivity of moisture in the particle obtained from previous study [2]. Using Gamma function distribution, this research showed that for the value of the coefficient of variance (CV) less than 0.5, particle size distribution does not have significant effect on dryer performance. For the value of CV greater than 0.5, the dryer performance increase (or outlet solid moisture content decrease) with increasing the value of CV. The application of Rosin-Rammler model gives lower prediction of outlet solid moisture content compared to the application of Gamma function model.
Co-Authors Abimanyu, Candra Adhi Kusmantoro Adhisty, Anindya Putri Afnia, Pangestika Nur Agung Supriyanto, Agung Ahmadika, Hafizh Mulia Ali Altway Amelia, Vika Amin, Muhammad Khoirul Amirudin, Muh Ananda Sabil Hussein Andri Winjaya Laksana, Andri Winjaya Anggarini, Dwi Wahyuning Anita Rahmawati Ari Diana Susanti, Ari Diana Aryani, Puspita Ayu Astuti, Retna Heliansari Asy-syifa Maulida Putri Atma, Aan Widhi Atmoko, Nugroho Tri Awan, Sang Alang Azahra, Siti Amalina Bambang Hari Priyambodo Bambang Tri Bawono Budi Raharjo, Emanuel Butarbutar, Diana Florenta Chauliah Fatma Putri Dahlan, Irvan Danang Kurniawan, Danang Dania Oktafia, Dhiya Darmadi, Djarot Bangun Deni Andriyansyah Dewi, Novika Kumala Diah Ayu Fitriani, Diah Ayu Dwiana Estiwidani Eka Sakti Wahyuningtyas Erni Marlina, Erni Esa Nur Shohih Estrin Handayani Farid Imam Nurhadi Farkan, Mochammad fatimah Fatimah Fauziah, Rizki Agustina Femiana Gapsari MF Guretno, Ferri Imam Hadi Suryono Hadwi Prihatanta Handayani, Afriagus Hanifa, Vina hariyanti, Anggun Hendrival Hendrival Heni Puji Wahyuningsih Hernayanti, Munica Rita Hesty Widyasih Imadudin Harjanto Irawati, Yuli ISNAENI, NUR Joko Waluyo Kamil, Muhammad Prisla Kozin, Muhammad Kusmiyati Kusmiyati Kuswandi Kuswandi Lestari, Idhah Liss Dyah Dewi Arini Listyorini, Iyeti Marlik Maulana, Daviq Mihal Mawarti, Rista Ayu Mina Yumei Santi Muhamad Syariful Wafa, Muhamad Muhammad Amir Maruf Muhammad Erika Rachman, Muhammad Erika Mukharromah, Hastin Laili Nabila, Ghozalia Rana Nainggolan, Anju Bherna D Nanang Suryadi Nanik Setiyawati, Nanik Nasuka Nasuka, Nasuka Ningsih, Ariana Norma Nining Wiyati Noermijati, Noermijati Nugrahaeni, Tias Dwi Nuha, Rizam Ahada Ulin Nur Djanah, Nur Nurdin, Muhammad Yusuf Nurhidayati, Rachmi Nurmalasari, Rikha Galih NURUL HIDAYAH Nurul Purborini Palifiana, Dheska Arthyka Paryanto Paryanto Petphong, Vajee Prabang Setyono Prabowo Puranto Pramonodjati, F. Pramonodjati Pranolo, Sunu Herwi Pravita Sari, Pricilia Prayitno, Ahmad Hadi presty, marsela renasari Priyanto Priyanto Priyo, Priyo Reni Mareta Retna Tri Astuti Retna, Astuti Tri Rimbawan, Andhika Yuli Riyani, Lilis Novi Robiul Fitri Masithoh Ruchana, Ruchana Santoso, Sinta Dwi Hapsari Saputra, Onery Andy Seaharattanapatum, Bootsakon Sektiana, Sinar Pagi Sembodo, Bregas Siswahjono Tatag Setya Arum, Dyah Noviawati Sihotang, Amri Panahatan SIMANJUNTAK, MARKUS DODDY Soedjatmiko Soedjatmiko Subagyo Subagyo Sudarmanto, Kukuh Sudiro Sudiro Suhartoyo Suhartoyo, Suhartoyo Sujarwo Sujarwo Sulistio, Irwan Sulistiyani, Diah Sulistyorini, Tety Bekti Sumandiarsa, I Ketut Sumarah Sumarah Sungkowo Sungkowo, Sungkowo supriyatno supriyatno Surono, Arif Surono, Arif Surono Suroso , Hastawati Chrisna Suryani, Eko Susianto Susianto Tarigan, Adrian K Teguh Dwi Widodo Theresia, Endah Marianingsih Tomoliyus Tri Wulaningrum Usnawiyah, Usnawiyah Vendy Hermawan, Muhammad Wachid Yahya Wardhani , Norita Prasetya Wibowo, Bagus Handaru Mukti Wicaksono, Bagus Rudy Widyastuti, Yani Wijaya, Silvia Monika WIWIEN ANDRIYANTI Wulandari, Isnamaya Kartika Yanasta Yudo Pratama Yuliasti Eka Purnamaningrum Yuni Kusmiyati Yunianingrum, Esti Zulfikar, Rizka