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Jurnal Nasional Teknik Elektro
Scopus
ISSN 2302-2949 · Universitas Andalas · 546 artikel di indeks
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Artikel Jurnal
Performance Evaluation of Lightning Protection Zones on Yogyakarta–Solo DC Railway Electrification Using Rolling Sphere and Protective Angle Methods
The Yogyakarta - Solo commuter line operates an Overhead Contact System (OCS) at 1500 V DC across an area that experiences more than 60,000 cloud-to-ground lightning strikes annually, resulting in 1,314 recorded incidents in the Brambanan segment alone in 2019. These strikes risk disrupting…
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Artikel Jurnal
A Semantic Analysis-Based Biomedical Repository and Research Recommendation System for Improving Research Discovery
The rapid growth of biomedical research publications has created challenges for students and researchers in efficiently discovering relevant research topics and previous studies. Universities typically provide institutional repositories; however, access to department-specific final project…
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Artikel Jurnal
Vision Reformer Model To Enhance Transformer Efficiency for Face Recognition
The rapid advancement of digital technology has transformed attendance systems in educational environments. Conventional manual attendance methods are vulnerable to manipulation, while fingerprint-based biometric systems often experience limitations due to certain physical conditions. Facial…
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Artikel Jurnal
Test–Retest Reliability of the FIBOD System for Postural Stability Assessment
Accurate balance assessment is essential for rehabilitation and fall-risk evaluation. Traditional observation-based tools such as the Balance Error Scoring System (BESS) and Berg Balance Scale (BBS) are widely used but are limited by subjectivity and observer bias. The FIBOD is a novel sensor-based…
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Artikel Jurnal
Prediction of Transformer Oil Insulation Strength Based on Physical Quantities Using Ensemble Machine Learning Model
Existing machine learning models for predicting transformer oil breakdown voltage (BDV) often depend on chemical properties, which require laboratory tests, thus making them time-consuming and costly. Furthermore, these models are typically developed using standalone methods, which may fail to…
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Artikel Jurnal
Power and Efficiency Investigation of Compressors as Turbines (CATs) for Pico-Hydropower Plants
This study investigates the power and efficiency performance of compressor as turbine (CAT) units for pico-hydropower applications using laboratory experiments under varying head conditions. Motivated by the increasing demand for low-cost, pico-scale hydropower (
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Artikel Jurnal
IoT-Based Cassava Slicing Machine Using ESP32 with Smartphone Monitoring
The rapid advancement of Internet of Things (IoT) technology continues to open new opportunities in the development of automation and monitoring systems, particularly for household applications and small-scale industries. This study presents the design and implementation of an IoT-based cassava…
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Artikel Jurnal
Predictive Modeling of Carbon Monoxide with MOS Sensors and Machine Learning: A Potential Tool for Process Safety Improvement
Carbon monoxide (CO) is a toxic, odorless gas commonly present in industrial processes and poses serious risks to occupational safety and health. This study proposes an optimized machine-learning-based approach to predict CO concentration using metal-oxide semiconductor (MOS) sensor arrays. The…
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Artikel Jurnal
Performance and Techno-economic Analysis of a 1.82 kWp Rooftop PV System in the Tropical Climate of Indonesia: A Simulation vs Reality Approach
The utilization of renewable energy through rooftop photovoltaic (PV) systems serves as a strategic solution for mitigating climate change; however, their performance in tropical climates often exhibits a deviation between theoretical predictions and field reality. This study aims to evaluate the…
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Artikel Jurnal
Impact of Transformer Grounding On TRV During Inductive Load Switching at Transmission and Substation Service Unit (ULTG) Maros
This paper investigates the impact of transformer grounding configurations on Transient Recovery Voltage (TRV) during fault current interruption in high-voltage power systems. The study evaluates three grounding schemes: Solid–Solid, Solid–Floating, and Solid–Resistance, applied on a step-down…
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Artikel Jurnal
Implementation of a PID-Based Temperature Control System on a Nextion HMI for Infant Warmer Applications
Infant body temperature stability is paramount, especially for preterm newborns unable to maintain their own thermal equilibrium. Here, we explore a Proportional-Integral-Derivative (PID) control algorithm implemented directly on a Nextion Human–Machine Interface (HMI) to regulate infant warmer…
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Artikel Jurnal
Effect of MXene Loading on the Structure and Electrochemical Performance of Biodegradable PVA/ZnO/MXene/CNC Composite Films
The growing demand for sustainable materials for flexible electronics and energy storage applications has driven the development of biodegradable composite films with enhanced electrochemical functionality. This study systematically investigates the effect of MXene loading on the structure…
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Artikel Jurnal
Speed Control of An Autonomous Electric Vehicle Using Fuzzy Logic With Computer Vision-Based Input
A robust speed control mechanism ensures safety in an autonomous electric vehicle system. Such a system must dynamically adjust the vehicle's speed based on its surrounding environment. This research employs computer vision for object and road detection to measure the distance between the car and…
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Artikel Jurnal
Detection of dry and wet cocoa beans to improve quality using Convolutional Neural Network-based You Only Look Once Architecture
Energy generated from photovoltaic (PV) systems is often wasted, with about 80% converted to heat and only 20% converted to electricity. This indicates the need for further research to improve the energy conversion efficiency in PV systems. This study aims to analyze the cell efficiency and power…
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Artikel Jurnal
The Efficiency of MPPT in Mitigating the Effects of Partial Shading on Power Stability through the MPNO Method
An electric vehicle charging station (EV charging station) is an infrastructure designed to charge electricity for electric vehicles. However, most EV charging stations still rely on fossil energy sources. Innovation is needed to overcome this problem. One of them is through the use of solar…
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Artikel Jurnal
Arduino-Based Baby Bath System with Accurate Water Level and Temperature Control
Infant bathing can be challenging for parents due to safety and temperature control concerns. This study aimed to develop and evaluate a fully automated baby bathtub system featuring water level and temperature control using an Arduino Mega 2560 microcontroller. This system was designed to ensure a…
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Artikel Jurnal
Improving Solar Cell Efficiency PV/T Using NEPCM by FEM Method
Energy generated from photovoltaic (PV) systems is often wasted, with about 80% converted to heat and only 20% converted to electricity. This indicates the need for further research to improve the energy conversion efficiency in PV systems. This study aims to analyze the cell efficiency and power…
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Artikel Jurnal
ADDIE-Based Development of a Solar-Powered Sprayer for Efficient Weed Control in Remote Oil Palm Plantations
Oil palm plantations in Indonesia demand efficient weed control methods, particularly for large-scale operations in remote areas. Manual pesticide sprayers are still commonly used, but they require high labor, long operating time, and are not energy-efficient. This study presents the design and…
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Artikel Jurnal
Design of Oxygen and Carbon Dioxide Monitoring System in Cocoa Fermentation with Internet of Things and Automatic Stirring System
In some areas in Indonesia, more traditional cocoa farmers have yet to carry out special monitoring of O2 and CO2 levels during fermentation because the practices and technologies used by cocoa farmers can vary significantly in different regions and levels of development. The right amount and level…
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Artikel Jurnal
Optimizing Lightning Arrester Selection for 275kV EHV Substations: A Comparison of Overvoltage Analysis with Software and Manual Calculations
A substation is one of the essential aspects of an electrically interconnected system, especially in a grid utility. Power generation, transmission, and distribution systems always need a continuous power supply to the customer. In high voltage and extra high voltage substation, operation schemes…