Vol. 30 No. 3 (2026)

Articles

• Blade curvature as a key driver of conical-basin gravitational vortex turbine performance: experimental evidence

  Andianto Pintoro, Himsar Ambarita, Farel Hasiholan Napitupulu, Tulus Burhanuddin Sitorus, Taufiq Bin Nur, Ilmi Abdullah, Rimbawati Rimbawati

  671-686

  • PDF   Article Views: 384 times | Article Downloads: 106 times

• Hybrid KMeans–HDBSCAN clustering of Construction Cost Index dynamics for adaptive infrastructure planning in Indonesia

  Eddy Suprihadi, Sri Hastutik

  687-706

  • PDF   Article Views: 164 times | Article Downloads: 70 times

• Spatial optimization of human-activity energy harvesting potential using Space Syntax in campus buildings

  Marzuki Zulkarnain, Ridwan Sanjaya, Antonius Ardiyanto

  707-716

  • PDF   Article Views: 295 times | Article Downloads: 45 times

• Statistically validated comparative evaluation of fiducial markers for vision-based UAV precision landing in standardized PX4–ROS simulation

  Anan Nugroho, Muhammad Ghulamzaki, Feddy Setio Pribadi, Khoirudin Fathoni, Dhidik Prastiyanto, Mona Subagja, Raihan Fa’iq Mubarak

  717-730

  • PDF   Article Views: 231 times | Article Downloads: 52 times

• Influence of inorganic content on hydrochar quality from high-ash agar extraction waste via hydrothermal carbonization

  Andi Firdaus Sudarma, Edy Hartulistiyoso, Yohanes Aris Purwanto, Leopold Oscar Nelwan, Obie Farobie, Nono Darsono, Khuzaimah Arifin, Maharani Dewi Solikhah, Tri Yulni, Imam Hidayat, Muhamad Fitri, Edy Herianto Majlan

  731-746

  • PDF   Article Views: 228 times | Article Downloads: 40 times

• Supercooling reduction in water-based PCMs using soya oil ester: thermal characterization and nucleation analysis

  I Made Rasta, I Nyoman Suamir, I Gusti Ketut Puja, Ngafwan Ngafwan, Adi Winarta

  747-758

  • PDF   Article Views: 16 times | Article Downloads: 3 times

• Detection methods for asphalt and wax deposition in crude oil pipelines: a systematic review

  Hamdani Wahab, Asral Asral, Awaludin Martin

  765-792

  • PDF   Article Views: 172 times | Article Downloads: 43 times

• The role of ISO 31000 risk management in enhancing HSE and project performance: evidence from oil and gas construction projects

  Maria Istiqoma, Abraham Lomi, Lies Kurniawati Wulandari, Hani Zulfia Zahro, Maranatha Wijayaningtyas

  793-804

  • PDF   Article Views: 298 times | Article Downloads: 36 times

• Stage-dependent sensitivity analysis of composite floor systems under Eurocode provisions

  Riza Suwondo, Made Suangga, Militia Keintjem, Mohammed Altaee

  805-814

  • PDF   Article Views: 273 times | Article Downloads: 28 times

• Co-designing neuro-inclusive public interiors: a mixed-methods study on non-visible disabilities in Indonesia

  Rachmita Maun Harahap, Andjar Widajanti, Mira Zulia Suriastuti

  815-826

  • PDF   Article Views: 242 times | Article Downloads: 38 times

• Experimental study on Geotechnical and Mechanical Performance of Reclaimed Asphalt Pavement (RAP) utilization in Cement-Treated Base (CTRB)

  Harnedi Maizir, Raihan Arditama Harnedi, Randhi Saily, Intan Monica MG, Vinka Lyona, Sjelly Haniza, Reni Suryanita

  827-836

  • PDF   Article Views: 146 times | Article Downloads: 31 times

• Voltage and frequency stability assessment of medium-voltage distribution systems under high penetration of solar PV: A Case Study of EDTL RAEOA Timor-Leste

  Jose Alexandre Bana, Abraham Lomi, Widodo Pudji Muljanto, Awan Uji Krismanto

  837-850

  • PDF   Article Views: 151 times | Article Downloads: 30 times

• Microstructural and mechanical enhancement of resistance spot welding with initial gap using TiO₂ and Fe nanoparticle interlayers

  Bilal Mohammed Qasim, Ahmed Yashar

  851-862

  • PDF   Article Views: 222 times | Article Downloads: 61 times

• Real-time multiobjective optimization for home load scheduling on an embedded device using an integrated SCADA–AI system

  Akbar Nursya’banni Ardiyanto, Aryuanto Soetedjo, Irmalia Suryani Faradisa

  863-878

  • PDF   Article Views: 121 times | Article Downloads: 41 times

• Hospital resilience in earthquake-prone regions: a novel evaluation of base isolation systems for structural and functional performance in West Lombok

  Lalu Ibrohim Burhan, Ni Nyoman Kencanawati, Buan Anshari

  879-888

  • PDF   Article Views: 191 times | Article Downloads: 30 times

• Comparative analysis of hydraulic performance of oblique and triangular labyrinth weirs with equal crest length: An experimental investigation

  Arody Tanga, Vera Wim Andiese, Siti Rahmi Oktavia, Zeffitni Zeffitni, Tiffani M. Putri Mantong, Rezky Susmono Karuru

  889-900

  • PDF   Article Views: 119 times | Article Downloads: 27 times

• GA-Optimized machine learning surrogate models for aerodynamic prediction using wind tunnel data

  Purwadi Sukadji, Syafaruddin Syafaruddin, Andani Ahmad, Ivransa Zuhdi Pane

  901-914

  • PDF   Article Views: 113 times | Article Downloads: 35 times

• Early age electrochemical behavior and initial effectiveness of waste-derived Al–Zn hybrid sacrificial anodes on steel bar corrosion control in geopolymer concrete

  Pinta Astuti, Muhammad Fauzan Abdillah, Monika Ayu Nelly Kusumawati, Naftali Zahra Athira, Satya Putra Ramadhan, Sausan Jilan Muthi'ah Izma, Adhitya Yoga Purnama, Rahmita Sari Rafdinal

  915-926

  • PDF   Article Views: 151 times | Article Downloads: 47 times

• Evaluation of initialization strategies in fuzzy self-tuning PI control for a 4×4 methanol–water distillation system

  Abdul Wahid, Fathur Rahman, Dianursanti Dianursanti

  927-942

  • PDF   Article Views: 154 times | Article Downloads: 24 times

• WS-Det: an efficient whale shark detection via integrated feature modulation module

  Stephan Adriansyah Hulukati, Muhamad Dwisnanto Putro, Irvan Abraham Salihi, Hebron Prasetya, Imanuel Kutika, Hoang Van Thanh

  943-960

  • PDF   Article Views: 172 times | Article Downloads: 21 times

• Designing the framework architecture of a blockchain-based cooperative oversight system in Indonesia: a Socio-Technical System (STS) approach

  Agus Mulyanto, Riri Fitri Sari, Rachma Fitriati, Muhammad Firdaus Syawaludin Lubis

  961-980

  • PDF   Article Views: 142 times | Article Downloads: 36 times

• Surface crack edge-aware segmentation using hierarchical transformer encoder and Sobel edges for aerial inspection

  Earl Ryan Aleluya, Kathleen Rose Ocaña, Preus Prixor Manulat, Francis Jann Alagon; Carl John Salaan

  981-994

  • PDF   Article Views: 157 times | Article Downloads: 20 times

• Style-aware contrastive adapters for multi-style image captioning

  Riyan Mahmudin, Shintami Chusnul Hidayati, Nanik Suciati

  995-1010

  • PDF   Article Views: 107 times | Article Downloads: 18 times

• PoPEA: an energy and latency-optimized proof-of-processing framework for trusted end–edge–cloud healthcare analytics

  Rana Hassam Ahmed, Amir Mohammad Delshadi, Naseer Ahmad, Muhammad Danish Rasheed, Osamah Ibrahim Khalaf, Muhammad Sarfraz Khan, Majid Hussain, Rajesh Sikder

  1011-1022

  • PDF   Article Views: 114 times | Article Downloads: 12 times

• Synergistic effects of low-cost graphene and coal fly ash on the strength–porosity performance of cellular lightweight concrete

  Yola Bertilsya Hendri, Ahlun Nazar, Geta Arianty, Dhina Febryza, Hussein A. Miran, Zainab N. Jaf, M. Mahbubur Rahman, Hatem Taha, Zhong Tao Jiang, Amun Amri

  1023-1036

  • PDF   Article Views: 76 times | Article Downloads: 16 times

• Forecasting continuous and intermittent demand: A segmented empirical benchmarking framework for mixed-demand portfolios

  Michelle Caroline, Siana Halim

  1037-1052

  • PDF   Article Views: 51 times | Article Downloads: 0 times

• GOOSE feature engineering with optimized LSTM for DoS detection in IEC 61850 substations

  Tasmi Tasmi, Deris Stiawan, Bhakti Yudho Suprapto, Herri Setiawan, M. Agus Syamsul Arifin, Rahmat Budiarto, Andi Adriansyah

  1053-1068