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Prediksi Jumlah Mahasiswa Baru Program Studi Teknik Industri Universitas Al-Azhar Medan Menggunakan Simulasi Monte Carlo Septiawan, Bani; Misnaini, Misnaini; Ikhwan, Muhammad; Praba, Lindi Cistia; Abdillah, Ilham Basith; Ramadhan, Muhammad Dzikri
Jurnal Teknik Industri Terintegrasi (JUTIN) Vol. 9 No. 1 (2026): January
Publisher : LPPM Universitas Pahlawan Tuanku Tambusai

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31004/jutin.v9i1.55923

Abstract

This study aims to forecast the number of incoming students in the Industrial Engineering Program at Al-Azhar University Medan using Monte Carlo simulation as a probability-based approach. Historical enrollment data from 2023–2025 were utilized to construct an empirical probability distribution, totaling 180 students. The research procedure includes probability calculation, cumulative probability determination, establishment of random number intervals on a 01–100 scale, and generation of pseudo-random numbers using the Mixed Congruential Random Number Generator (MCRNG) with parameters satisfying the Hull-Dobell theorem. A total of 1,000 simulation iterations were performed to obtain a stable output distribution. The results indicate that simulated probabilities closely approximate theoretical values: 15.00% (2023), 35.00% (2024), and 50.00% (2025), with an average absolute deviation of 0.0037. Based on the probabilistic pattern and historical growth trend, the projected enrollment for 2026 is estimated at 90–95 students. These findings demonstrate that Monte Carlo simulation is an effective tool for data-driven academic planning.
Analisis Pengaruh Komposisi Biomassa terhadap Karakteristik Pembakaran dan Stabilitas Energi Berbasis Data: Analisis Bibliometrik Zharif, Erza Arkan; Abdillah, Akbar; Praba, Lindi Cistia; Silmy, Muhammad Ashbar As; Dharmawangsa, Rafa Aditya; Septiawan, Bani; Lubis, Putri Bintang
Jurnal Teknik Industri Terintegrasi (JUTIN) Vol. 9 No. 2 (2026): April
Publisher : LPPM Universitas Pahlawan Tuanku Tambusai

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31004/jutin.v9i2.57376

Abstract

The growing global demand for energy and the depletion of fossil fuel resources have accelerated the transition toward sustainable energy systems. Biomass has emerged as an important renewable energy source due to its abundance, carbon-neutral characteristics, and relatively stable energy supply. However, biomass has complex chemical compositions such as cellulose, hemicellulose, lignin, moisture, and ash, which significantly affect combustion characteristics and energy performance. This study analyzes the relationship between biomass composition, combustion characteristics, and energy stability using a bibliometric approach. A dataset of 3,521 scientific publications from the Scopus database (2021–2026) was analyzed using VOSviewer and Bibliometrix. The results show increasing research trends in biomass combustion and thermochemical processes. However, the integration between biomass composition and energy stability remains limited, indicating important opportunities for future interdisciplinary research in biomass-based energy systems.
Analisis Struktur dan Sifat Termal Briket Biomassa Terhadap Efisiensi Pembakaran: Analisis Bibliometrik Silmy, Muhammad Ashbar As; Pramana, Yoddis; Pratama, Wahyu Ridho; Zharif , Erza Arkan; Dharmawangsa, Rafa Adhitya; Septiawan, Bani
Jurnal Teknik Industri Terintegrasi (JUTIN) Vol. 9 No. 2 (2026): April
Publisher : LPPM Universitas Pahlawan Tuanku Tambusai

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31004/jutin.v9i2.57377

Abstract

This study aims to analyze the relationship between material structure and thermal properties of biomass briquettes and their implications for combustion efficiency using a bibliometric approach. Data were collected from Scopus, Web of Science, and Google Scholar databases covering publications from 2015 to 2025. The analysis was conducted using VOSviewer and Bibliometrix to identify research trends, keyword network maps, thematic maps, and contributions by authors and countries. The results indicate a consistent increase in publication trends, with a primary focus on thermal parameters such as calorific value and combustion efficiency. However, structural variables such as density and porosity remain insufficiently explored in an integrated manner. The thematic map further reveals a research gap in linking microstructural characteristics with thermal properties. Overall, this study highlights the importance of a multidisciplinary approach to optimize biomass briquette design as an efficient and sustainable alternative energy source.
Mapping Global Trends in Renewable Energy Research: A Bibliometric Analysis and Systematic Literature Review Zharif, Erza Arkan; Siswanto, Andika Prayoga; As-Silmy, Muhammad Ashbar; Septiawan, Bani; Lubis, Putri Bintang; Misnaini; Abdillah, Akbar
Jurnal Bio-Geo Material Dan Energi Vol. 6 No. 3 (2026): Journal of Bio-Geo Material and Energy (BiGME), June 2026
Publisher : PUI BiGME Universitas Jambi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22437/j-bigme.v6i3.55611

Abstract

This study aims to analyze global research trends in renewable energy to support sustainable energy transition using a combined approach of Systematic Literature Review (SLR) based on PRISMA and bibliometric analysis. Data were collected from the Scopus database for the period 2022–2026, with a total of 2500 selected documents using a threshold-based selection method. The analysis was conducted using VOSviewer and Bibliometrix (RStudio) to map keyword networks, author collaborations, and publication distributions. The results indicate a significant increase in renewable energy research, with dominant themes including renewable energy, sustainable development, and alternative energy. The findings also reveal several major research clusters related to clean energy technologies and energy management systems. Research collaboration is dominated by countries such as China, the United States, and India. This study contributes by providing a comprehensive mapping of research trends and identifying future research opportunities to support the global sustainable energy transition