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Optimizing Evaporator Design in ORC Systems for Waste-to-Energy Conversion Using FAST Diagram and Value Engineering

DOI : 10.5614/j.eng.technol.sci.2026.58.3.4
R. Susalit Setya Wibowo (1), Satmintareja Satmintareja (2), Asep Duduh Abdurahman (3), Suyatmin Suyatmin (4), Darmawan Darmawan (5), Ari Gunawan (6), Kusumawati Dewi Budiarti (7), Nasrul Baddu (8), Adhi Pramono (9), Faisal Faisal (10), Cahyono Nugroho (11), Suharto Ngudiwaluyo (12), Zico Pratama Putra (13)
(1) Technology Evaluation, Value Engineering and Value Analysis Research Group, Research Organization of Energy and Manufacturing, National Research and Innovation Agency (BRIN), KST BJ Habibie, Kawasan PUSPIPTEK Serpong, South Tangerang 15314, Banten, , Indonesia ,
(2) Technology Evaluation, Value Engineering and Value Analysis Research Group, Research Organization of Energy and Manufacturing, National Research and Innovation Agency (BRIN), KST BJ Habibie, Kawasan PUSPIPTEK Serpong, South Tangerang 15314, Banten, , Indonesia ,
(3) Technology Evaluation, Value Engineering and Value Analysis Research Group, Research Organization of Energy and Manufacturing, National Research and Innovation Agency (BRIN), KST BJ Habibie, Kawasan PUSPIPTEK Serpong, South Tangerang 15314, Banten, , Indonesia ,
(4) Technology Evaluation, Value Engineering and Value Analysis Research Group, Research Organization of Energy and Manufacturing, National Research and Innovation Agency (BRIN), KST BJ Habibie, Kawasan PUSPIPTEK Serpong, South Tangerang 15314, Banten, , Indonesia ,
(5) Technology Evaluation, Value Engineering and Value Analysis Research Group, Research Organization of Energy and Manufacturing, National Research and Innovation Agency (BRIN), KST BJ Habibie, Kawasan PUSPIPTEK Serpong, South Tangerang 15314, Banten, Indonesia ,
(6) Technology Evaluation, Value Engineering and Value Analysis Research Group, Research Organization of Energy and Manufacturing, National Research and Innovation Agency (BRIN), KST BJ Habibie, Kawasan PUSPIPTEK Serpong, South Tangerang 15314, Banten, , Indonesia ,
(7) Technology Evaluation, Value Engineering and Value Analysis Research Group, Research Organization of Energy and Manufacturing, National Research and Innovation Agency (BRIN), KST BJ Habibie, Kawasan PUSPIPTEK Serpong, South Tangerang 15314, Banten, Indonesia ,
(8) Technology Evaluation, Value Engineering and Value Analysis Research Group, Research Organization of Energy and Manufacturing, National Research and Innovation Agency (BRIN), KST BJ Habibie, Kawasan PUSPIPTEK Serpong, South Tangerang 15314, Banten, Indonesia ,
(9) Technology Evaluation, Value Engineering and Value Analysis Research Group, Research Organization of Energy and Manufacturing, National Research and Innovation Agency (BRIN), KST BJ Habibie, Kawasan PUSPIPTEK Serpong, South Tangerang 15314, Banten, Indonesia ,
(10) Technology Evaluation, Value Engineering and Value Analysis Research Group, Research Organization of Energy and Manufacturing, National Research and Innovation Agency (BRIN), KST BJ Habibie, Kawasan PUSPIPTEK Serpong, South Tangerang 15314, Banten, Indonesia ,
(11) National Research and Innovation Agency (BRIN), Indonesia ,
(12) Technology Evaluation, Value Engineering and Value Analysis Research Group, Research Organization of Energy and Manufacturing, National Research and Innovation Agency (BRIN), KST BJ Habibie, Kawasan PUSPIPTEK Serpong, South Tangerang 15314, Banten, , Indonesia ,
(13) Research Center for Nuclear Materials and Radioactive Waste Technology (PRTBNLR), National Research and Innovation Agency (BRIN), KST BJ Habibie, Kawasan PUSPIPTEK Serpong, South Tangerang 15314, Banten, Indonesia
348-365
Abstract : 785
PDF : 205
DOI: https://doi.org/10.5614/j.eng.technol.sci.2026.58.3.4

The Effect of Ignition Timing on Combustion of Ammonia/Ethanol Mixtures in Spark-Assisted Compression Ignition Engine with a Sub-chamber

DOI : 10.5614/j.eng.technol.sci.2025.57.6.1
Takanobu Okada (1), Mitsuhisa Ichiyanagi (2), Emir Yilmaz (3), Takashi Suzuki (4), Hikaru Shiraishi (5), Eric Le Roy Ngwompe Souop (6), Evan Widjaja (7), Jason Sutedjo (8), Christian Dennis Marcelo (9), Ferdinand Ronaldo Tjiotijono (10), Gabriel Jeremy Gotama (11), Willyanto Anggono (12)
(1) Postgraduate School of Science and Technology, Sophia University, Tokyo 102-8554, Japan ,
(2) Department of Engineering and Applied Sciences, Faculty of Science and Technology, Sophia University, Tokyo 102-8554, , Japan ,
(3) Department of Engineering and Applied Sciences, Faculty of Science and Technology, Sophia University, Tokyo 102-8554, , Japan ,
(4) Department of Engineering and Applied Sciences, Faculty of Science and Technology, Sophia University, Tokyo 102-8554, , Japan ,
(5) Department of Engineering and Applied Sciences, Faculty of Science and Technology, Sophia University, Tokyo 102-8554, , Japan ,
(6) Graduate School of Science and Technology, Sophia University, Tokyo 102-8554, Japan ,
(7) Mechanical Engineering Department, Petra Christian University, Surabaya 60236, Indonesia ,
(8) Mechanical Engineering Department, Petra Christian University, Surabaya 60236, Indonesia ,
(9) Mechanical Engineering Department, Petra Christian University, Surabaya 60236, Indonesia ,
(10) Graduate School of Science and Technology, Sophia University, Tokyo 102-8554, Japan ,
(11) Centre for Sustainable Energy Studies, Petra Christian University, Surabaya 60236, , Indonesia ,
(12) Mechanical Engineering Department, Petra Christian University, Surabaya 60236, Indonesia
735-746
Abstract : 1447
PDF : 572
DOI: https://doi.org/10.5614/j.eng.technol.sci.2025.57.6.1

Experimental Investigation of Ammonia/Oxygen/Argon Combustion: The Role of Equivalence Ratio and Nozzle Shape in a Constant Volume Combustion Chamber with Sub-chamber

DOI : 10.5614/j.eng.technol.sci.2024.56.6.3
Mitsuhisa Ichiyanagi (1), Emir Yilmaz (2), Takuma Ohashi (3), Masato Sanno (4), Guansen Lin (5), Sebastian Gunawan (6), Henry Widjaja (7), Leon Jonathan (8), Gabriel Jeremy Gotama (9), Willyanto Anggono (10), Takashi Suzuki (11)
(1) Department of Engineering and Applied Sciences, Faculty of Science and Technology, Sophia University, 7-1 Kioi-cho, Chiyoda-ku, Tokyo 102-8554, Japan ,
(2) Department of Engineering and Applied Sciences, Faculty of Science and Technology, Sophia University, 7-1 Kioi-cho, Chiyoda-ku, Tokyo 102-8554, Japan ,
(3) Graduate School of Science and Technology, Sophia University, 7-1 Kioi-cho, Chiyoda-ku, Tokyo 102-8554, Japan ,
(4) Graduate School of Science and Technology, Sophia University, 7-1 Kioi-cho, Chiyoda-ku, Tokyo 102-8554, , Japan ,
(5) Graduate School of Science and Technology, Sophia University, 7-1 Kioi-cho, Chiyoda-ku, Tokyo 102-8554, Japan ,
(6) Mechanical Engineering Department, Petra Christian University, Jalan Siwalankerto 121-131, Surabaya 60236, Indonesia ,
(7) Mechanical Engineering Department, Petra Christian University, Jalan Siwalankerto 121-131, Surabaya 60236, Indonesia ,
(8) Mechanical Engineering Department, Petra Christian University, Jalan Siwalankerto 121-131, Surabaya 60236, , Indonesia ,
(9) Centre for Sustainable Energy Studies, Petra Christian University, Jalan Siwalankerto 121-131, Surabaya 60236, Indonesia ,
(10) Centre for Sustainable Energy Studies, Petra Christian University, Jalan Siwalankerto 121-131, Surabaya 60236, Indonesia ,
(11) Department of Engineering and Applied Sciences, Faculty of Science and Technology, Sophia University, 7-1 Kioi-cho, Chiyoda-ku, Tokyo 102-8554, Japan
704-715
Abstract : 1195
PDF : 201
DOI: https://doi.org/10.5614/j.eng.technol.sci.2024.56.6.3

Adaptive Ensemble Learning for Enhancing Building Energy Consumption Prediction: Insights from COVID-19 Pandemic Energy Consumption Dynamics

DOI : 10.5614/j.eng.technol.sci.2025.57.2.2
Putu Handre Kertha Utama (1), Edi Leksono (2), Irsyad Nashirul Haq (3), Rachmadi Indrapraja (4), Rezky Mahesa Nanda (5), Koko Friansa (6), Reza Fauzi Iskandar (7), Justin Pradipta (8)
(1) Engineering Physics, Institut Teknologi Bandung, Indonesia ,
(2) Engineering Physics, Faculty of Industrial Technology, Institut Teknologi Bandung, Jalan Ganesha 10, Bandung 40132, Indonesia ,
(3) Engineering Physics, Faculty of Industrial Technology, Institut Teknologi Bandung, Jalan Ganesha 10, Bandung 40132, Indonesia ,
(4) Engineering Physics, Faculty of Industrial Technology, Institut Teknologi Bandung, Jalan Ganesha 10, Bandung 40132, Indonesia ,
(5) Engineering Physics, Faculty of Industrial Technology, Institut Teknologi Bandung, Jalan Ganesha 10, Bandung 40132, Indonesia ,
(6) Engineering Physics, Faculty of Industrial Technology, Institut Teknologi Bandung, Jalan Ganesha 10, Bandung 40132, Indonesia ,
(7) Engineering Physics, School of Industrial Engineering, Telkom University, Jalan Telekomunikasi No.1, Bandung 40257, Indonesia ,
(8) Engineering Physics, Faculty of Industrial Technology, Institut Teknologi Bandung, Jalan Ganesha 10, Bandung 40132, Indonesia
161-174
Abstract : 1603
PDF : 499
DOI: https://doi.org/10.5614/j.eng.technol.sci.2025.57.2.2

Two-electron CO2 Reduction Reaction Mechanism on Nickel Cobalt Phosphate Surface Doped by Transition Metal: A DFT Study

DOI : 10.5614/j.eng.technol.sci.2026.58.2.3
Raka Primipara (1), Dzaki Ahmad Syaifullah (2), Muhammad Arkan Nuruzzahran (3), Dyah Puspasari Wijayanti (4), Hamad AlMohamadi (5), Nadhratun Naiim Mobarak (6), Fadjar Fathurrahman (7), Adhitya Gandaryus Saputro (8)
(1) Graduate Program of Engineering Physics, Faculty of Industrial Technology, Institut Teknologi Bandung, Jalan Ganesa No. 10, Bandung, West Java 40132, Indonesia ,
(2) Graduate Program of Engineering Physics, Faculty of Industrial Technology, Institut Teknologi Bandung, Jalan Ganesa No. 10, Bandung, West Java 40132, Indonesia ,
(3) Graduate Program of Engineering Physics, Faculty of Industrial Technology, Institut Teknologi Bandung, Jalan Ganesa No. 10, Bandung, West Java 40132, Indonesia ,
(4) Graduate Program of Engineering Physics, Faculty of Industrial Technology, Institut Teknologi Bandung, Jalan Ganesa No. 10, Bandung, West Java 40132, Indonesia ,
(5) Department of Chemical Engineering, Faculty of Engineering, Islamic University of Madinah, Prince Naif Bin Abdulaziz Road, Al Jamiah, Madinah 42351, , Saudi Arabia ,
(6) Department of Chemical Sciences, Faculty of Science and Technology, Universiti Kebangsaan Malaysia, Selangor 43600, , Malaysia ,
(7) Quantum and Nano Technology Research Group, Institut Teknologi Bandung, Jalan Ganesa No. 10, Bandung, West Java 40132, Indonesia ,
(8) Research Centre for Nanoscience and Nanotechnology, Institut Teknologi Bandung, Jalan Ganesa No. 10, Bandung, West Java 40132, , Indonesia
186-201
Abstract : 880
PDF : 250
DOI: https://doi.org/10.5614/j.eng.technol.sci.2026.58.2.3

Investigating the Role of Glycerol as a Plasticizer in Durian Rind-derived Cellulose Bioplastic

DOI : 10.5614/j.eng.technol.sci.2026.58.2.7
Andrew Benaldo Adikara (1), Khoirunnisa Budia Abdillah (2), Dian Shofinita (3), Vita Wonoputri (4)
(1) Food Engineering Department, Faculty of Industrial Technology, Institut Teknologi Bandung, Jalan Let. Jen. Purn. Dr. (HC) Mashudi No.1 (Jalan Raya Jatinangor KM 20,75), Sumedang 45363, , Indonesia ,
(2) Food Engineering Department, Faculty of Industrial Technology, Institut Teknologi Bandung, Jalan Let. Jen. Purn. Dr. (HC) Mashudi No.1 (Jalan Raya Jatinangor KM 20,75), Sumedang 45363, , Indonesia ,
(3) Food Engineering Department, Faculty of Industrial Technology, Institut Teknologi Bandung, Jalan Let. Jen. Purn. Dr. (HC) Mashudi No.1 (Jalan Raya Jatinangor KM 20,75), Sumedang 45363, , Indonesia ,
(4) Chemical Engineering Department, Faculty of Industrial Technology, Institut Teknologi Bandung, Jalan Ganesa 10, Bandung 40132, , Indonesia
243-256
Abstract : 746
PDF : 264
DOI: https://doi.org/10.5614/j.eng.technol.sci.2026.58.2.7

Optimizing Food Processing Efficiency: The Role of Forward Osmosis in Concentration

DOI : 10.5614/j.eng.technol.sci.2025.57.2.6
Helen Julian (1), Puji Lestari (2), I Gede Wenten (3), K Khoiruddin (4)
(1) Food Engineering Department, Institut Teknologi Bandung, Jalan Let. Jen. Purn. Dr. (HC). Mashudi No.1/Jalan Raya Jatinangor KM 20,75, Sumedang 45363, Indonesia ,
(2) Research Organization for Agriculture and Food, National Research and Innovation Agency (NRIA), Kawasan Sains dan Teknologi (KST) Soekarno, Jalan Raya Jakarta-Bogor KM 46, Cibinong, Jawa Barat 16911, Indonesia ,
(3) Department of Chemical Engineering, Institut Teknologi Bandung (ITB), Jalan Ganesa No. 10, Bandung 40132, Indonesia ,
(4) Department of Chemical Engineering, Institut Teknologi Bandung (ITB), Jalan Ganesa No. 10, Bandung 40132, Indonesia
214-242
Abstract : 1774
PDF : 829
DOI: https://doi.org/10.5614/j.eng.technol.sci.2025.57.2.6

Design of Solar-powered Automatic Shrimp Feeder based on the Internet of Things Technology

DOI : 10.5614/j.eng.technol.sci.2025.57.4.9
Terapong Boonraksa (1), Promphak Boonraksa (2)
(1) School of Electrical Engineering, Rajamangala University of Technology Rattanakosin, Phutthamonthon Sai 5 Road, Salaya, Phutthamonthon, Nakhon Pathom 73170, Thailand ,
(2) Department of Mechatronics Engineering, Rajamangala University of Technology Suvarnabhumi, Nonthaburi Road, Suanyai District, Nonthaburi, 11000, Thailand
545-558
Abstract : 1252
PDF : 512
DOI: https://doi.org/10.5614/j.eng.technol.sci.2025.57.4.9

Green Energy Technologies: A Key Driver in Carbon Emission Reduction

DOI : 10.5614/j.eng.technol.sci.2024.56.2.1
I Gede Wenten (1), Khoiruddin Khoiruddin (2), Utjok Welo Risma Siagian (3)
(1) Department of Chemical Engineering, Faculty of Industrial Technology, Institut Teknologi Bandung, Jalan Ganesa 10, Bandung 40132, Indonesia, Indonesia ,
(2) Department of Chemical Engineering, Faculty of Industrial Technology, Institut Teknologi Bandung, Jalan Ganesa 10, Bandung 40132, Indonesia, Indonesia ,
(3) Department of Petroleum Engineering, Faculty of Mining and Petroleum Engineering, Institut Teknologi Bandung, Jalan Ganesha 10, Bandung, 40132, Indonesia , Indonesia
143-192
Abstract : 11068
PDF : 2307
DOI: https://doi.org/10.5614/j.eng.technol.sci.2024.56.2.1

Tailoring BiOBr Photocatalyst: In-situ Bi Doping for Enhanced Photocatalytic Removal of Sulfamethoxazole (SMX) Antibiotic

DOI : 10.5614/j.eng.technol.sci.2024.56.2.7
Sabrina Prima Fauziyen (1), Wibawa Hendra Saputera (2), Dwiwahju Sasongko (3)
(1) Research Group on Sustainable Energy and Technology, Department of Chemical Engineering, Faculty of Industrial Technology, Institut Teknologi Bandung, Jalan Ganesa No. 10, Bandung, 40132, Indonesia, Indonesia ,
(2) Center for Catalysis and Reaction Engineering, Institut Teknologi Bandung, Jalan Ganesa No. 10, Bandung, 40132, Indonesia, Indonesia ,
(3) Research Center for New and Renewable Energy, Institut Teknologi Bandung, Jalan Ganesa No. 10, Bandung, 40132, Indonesia, Indonesia
266-274
Abstract : 700
PDF : 308
DOI: https://doi.org/10.5614/j.eng.technol.sci.2024.56.2.7
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