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Jurnal

OPSI

ISSN 1693-2102 · Universitas Pembangunan Nasional "Veteran" Yogyakarta · 265 artikel di indeks

  1. Artikel Jurnal

    Eye-tracking study of generation z’s visual attention to traffic signs

    Fatin Saffanah Didin; Alam Fathurochman; Nur Miswari dkk.

    OPSI, Vol. 19 No. 1 · 2026 · Indonesia · DOAJ

    The number of accidents in Indonesia reached 116 thousand cases in 2023, including in University areas. Most of the traffic victims are Generation Z. The impact of road accidents includes minor injuries, serious injuries, deaths, and material losses. In order to achieve the golden generation in…

  2. Artikel Jurnal

    Proactive quality control in cotton yarn manufacturing using random forest defect forecasting and CTQ analysis

    Adhie Tri Wahyudi; Mayang Eka Putri Prastiwi; Erni Suparti dkk.

    OPSI, Vol. 19 No. 1 · 2026 · Indonesia · DOAJ

    Quality control in cotton yarn manufacturing is affected by the daily variation in the occurrence of defects and the late detection of abnormal events at the packing stage. This study proposes a decision-support workflow that integrates Random Forest regression for daily defect forecasting with…

  3. Artikel Jurnal

    Optimization of steam utilization in palm oil refinery processes using Kaizen and design of experiment

    Arif Budi Sulistyo; Fikri Fadhilah

    OPSI, Vol. 19 No. 1 · 2026 · Indonesia · DOAJ

    This research investigates the optimization of steam consumption in the refinery process of palm oil production. Excessive steam usage during the drying stage of Spent Bleaching Earth (SBE) has resulted in higher production costs and oil content levels that do not meet company targets. To address…

  4. Artikel Jurnal

    Forecast-guided simulation for optimizing cargo handling personnel requirements

    Gunawan Gunawan; Miltiades Salvador Da Costa Sarmento; Okto Dinaryanto dkk.

    OPSI, Vol. 19 No. 1 · 2026 · Indonesia · DOAJ

    The increase in the number of cargo handling at the Ahmad Yani Airport Domestic Cargo Terminal has reached 217.18% from 2009 to 2019, but decreased by 47% in 2020 due to the COVID-19 pandemic. It will affect the service in cargo handling, especially the number of personnel and facilities. This…

  5. Artikel Jurnal

    Current performance standard of circular product design: A systematic literature review

    Sri Indrawati; Subagyo Subagyo; Agus Darmawan

    OPSI, Vol. 19 No. 1 · 2026 · Indonesia · DOAJ

    The rising number of green customers has encouraged industries to assess product consequences. As a result, there has been an alignment of product development focus with regards to circular economy concepts. Consequently, several methods and tools have been developed, and thus new performance…

  6. Artikel Jurnal

    Barriers and drivers of sustainable hotel implementation: A systematic review

    Salsabila Shafia Dyaninta; Sinta Rahmawidya Sulistyo; Yun Prihantina Mulyani

    OPSI, Vol. 19 No. 1 · 2026 · Indonesia · DOAJ

    Sustainability is becoming progressively important in the hospitality industry, especially in the implementation of sustainable practices in hotels. This study is a systematic literature review (SLR) that aims to explore the barriers and drivers of sustainable hotel implementation across four key…

  7. Artikel Jurnal

    A system dynamics model for energy transition: Substituting fossil fuels with renewable energy

    Joko Sulistio; Winda Nur Cahyo; Daffa Alamsyah dkk.

    OPSI, Vol. 19 No. 1 · 2026 · Indonesia · DOAJ

    This study develops a system dynamics model to examine Indonesia's transition from conventional energy to renewable energy. The risk of transition planning fails when the reciprocal relationship between market profitability and investor behavior is poorly considered. The model is built on…

  8. Artikel Jurnal

    Integrating cultural dimensions into a cognitive affective model for LMS user satisfaction in Indonesia’s higher education institution

    Melati Salma; Ari Widyanti; Muhammad Hudzaly Hatala dkk.

    OPSI, Vol. 19 No. 1 · 2026 · Indonesia · DOAJ

    This study investigates how cultural dimensions are integrated into a cognitive-affective model to explain user satisfaction with Learning Management System (LMS) interfaces in Indonesian higher education. Using PLS-SEM with data from 348 university students across Indonesia, the study examined the…

  9. Artikel Jurnal

    Sustainable strategy development for organic waste management supply chain in Bekasi Regency

    Probokusumo; Alfiya Rokhmah; Muhammad Arianto dkk.

    OPSI, Vol. 19 No. 1 · 2026 · Indonesia · DOAJ

    The rapid population growth and urbanization in Bekasi Regency have led to a significant increase in organic waste, creating a serious challenge in waste management. This study aims to identify and prioritize strategies to improve the performance of the organic waste management supply chain by…

  10. Artikel Jurnal

    A proposed socio-technical demand–resource equilibrium model for burnout mitigation

    Prasidananto Nur Santoso; Jaka Nugraha; Hartomo Soewardi

    OPSI, Vol. 19 No. 1 · 2026 · Indonesia · DOAJ

    Research on burnout mitigation is expanding rapidly. However, the evidence remains fragmented and is often confined to healthcare or education-specific contexts. To improve transferability across broader work systems, this study conceptualizes burnout mitigation as a socio-technical and ergonomic…

  11. Artikel Jurnal

    mediating role of motorcycle riding behavior in the relationship between risky riding intention and safety incidents among housewife motorcyclists in Jabodetabek

    Freza Dwi Agustiani; Dian Kemala Putri

    OPSI, Vol. 19 No. 1 · 2026 · Indonesia · DOAJ

    Motorcycles accounted for 73% of all accidents in 2024, with human mistake causing 95% of these crashes. While the experiences of female riders, particularly suburban housewife motorcyclists, who face severe multitasking demands and time constraints remain largely unexplored, little is known about…

  12. Artikel Jurnal

    Implementation of cleaner production in the refined sugar industry to reduce landfilling in waste management at sugar industry in Cilegon

    Prio Utomo; Fatah Sulaiman; Juwarin Pancawati

    OPSI, Vol. 19 No. 1 · 2026 · Indonesia · DOAJ

    Sugar Industry in this study is a company located in Cilegon City, Banten Province, operating in the refined sugar industry. The objective of this study is threefold: first, to identify the flow of materials, products, and non-products in the refined sugar production process; second, to identify…

  13. Artikel Jurnal

    Design of a liquid organic fertilizer composter device utilizing pineapple waste based on voice of customer and technical responses

    Budiani Fitria Endrawati; Muhamat Rafli Enga Kelen; Chandra Suryani Rahendaputri

    OPSI, Vol. 19 No. 1 · 2026 · Indonesia · DOAJ

    Pineapple peel waste in Kutai Kartanegara Regency poses a significant environmental burden with a food waste accounting for 73.92%. One method which can be employed to reduce this pineapple peel waste is by producing liquid organic fertilizer (LOF). This research aims to design a LOF composter…

  14. Artikel Jurnal

    Analysis of subsidised fertiliser distribution efficiency using the lean thinking approach following the implementation of the zero ODOL policy: A case study of deliveries to Bojonegoro Regency

    Hally Hanafiah; Adhito Prabowo; Muhammad Ihsan dkk.

    OPSI, Vol. 19 No. 1 · 2026 · Indonesia · DOAJ

    The Zero Over Dimension Overload (Zero ODOL) policy, regulated by Minister of Transportation Regulation No. 60 of 2019, significantly impacted fertiliser distribution, decreasing truck transport capacity by 47%. This raised costs from Line I to Line III Bojonegoro Warehouse to Rp 26.2 billion…

  15. Artikel Jurnal

    Integrated Weibull-based maintenance optimization and root cause analysis for improving reliability of an electronic production systems

    Muhammad Ridwan Andi Purnomo; Azmi Hassan

    OPSI, Vol. 19 No. 1 · 2026 · Indonesia · DOAJ

    Unexpected equipment failures in electronics manufacturing can disrupt production continuity, increase maintenance costs, and reduce system reliability. Although reliability-centered maintenance approaches have been widely applied, most studies focus on maintenance interval optimization without…

  16. Artikel Jurnal

    Enhancing product quality in precast concrete spun pile through the Six Sigma DMAIC

    Welly Mahardhika

    OPSI, Vol. 19 No. 1 · 2026 · Indonesia · DOAJ

    Defects in precast concrete spun pile production pose risks to structural reliability, operational efficiency, and project costs. The Company has experienced recurring defects that increase the cost of poor quality and reduce customer satisfaction, highlighting the need for a systematic improvement…

  17. Artikel Jurnal

    Proposed design of prosthetic arm with the integration of Kano model and TRIZ method

    Hapsoro Agung Jatmiko; Azmi Nur Dyah Rahmaningtyas; Fatma Hermining Astuti

    OPSI, Vol. 19 No. 1 · 2026 · Indonesia · DOAJ

    Individuals with upper-limb disabilities face substantial limitations in performing daily activities. Statistics Indonesia reports that 62.59% of persons with disabilities have physical impairments, while the Special Region of Yogyakarta ranks among the three provinces with the highest prevalence…

  18. Artikel Jurnal

    Initiating a used cooking oil collection network: An SCP–TSP approach within the circular economy framework

    Siti Mahsanah Budijati; Fatma Hermining Astuti; Rafly Raihan Afendi

    OPSI, Vol. 19 No. 1 · 2026 · Indonesia · DOAJ

    Used cooking oil (UCO) management is a critical challenge in advancing circular economy practices. While UCO poses environmental risks, it also offers economic potential, yet collection systems remain inefficient. This study introduces a spatially optimized network model focusing on distance…

  19. Artikel Jurnal

    Minimization of waiting time in coal loading and unloading processes to reduce demurrage using value stream mapping

    Apriani Sarempa; Pudji Astuti; Dadang Surjasa

    OPSI, Vol. 19 No. 1 · 2026 · Indonesia · DOAJ

    Demurrage issues pose a significant challenge that affects operational efficiency in the coal transportation industry, particularly in the coal transhipment process using mother vessel and barges. This study aims to identify and reduce waiting times that cause demurrage. Waste identification…

  20. Artikel Jurnal

    From standards to practice: Applying ISO/IEC 27005:2022 for information security risk management in regional water company

    Andi Hary Akbar; Heri Wijayanto; I Wayan Agus Arimbawa dkk.

    OPSI, Vol. 19 No. 1 · 2026 · Indonesia · DOAJ

    Regional water companies have increasingly adopted information technology to support their operations. However, the absence of formalized information security risk management procedures can lead to substantial operational disruptions and financial losses. Therefore, this study aims to conduct a…