Negative cloud-to-ground lightning (CG-flash) is a significant meteorological phenomenon, particularly in tropical regions with high storm activity. This research presents a detailed characterization of negative lightning return strokes recorded in the Bukit Besar, Palembang area, and conducts a comparative analysis with data from previous studies. Data collection will be carried out during the…
The electrical discharge process known as Initial Breakdown (IB) is the initial trigger for a cloud-to-ground (CG) lightning flash. This phenomenon arises from the intensification of the electric field by a positive charge pocket located below the main negative charge center within a cumulonimbus cloud. This study aims to observe the presence of IB pulse trains that initiate the first return st…
Electricity demand continues to increase in line with population growth and technological developments. On the other hand, the limited availability of fossil fuels and their negative impact on the environment have prompted the need to utilize renewable energy. One solution that can be implemented is a hybrid power generation system that combines solar power plants (SPP) and wind power plants (W…
Energy that was previously wasted unnoticed can be harnessed to create an environmentally friendly form of electrical power. The source of electrical power can be obtained by conversion generated from the pressure of human feet while walking or running with the concept of piezoelectric energy harvesting. This research involves theoretical and experimental analysis to evaluate the efficiency as …
New renewable energy sources are an environmentally friendly alternative to fossil energy. One is a solar power plant which converts solar energy into electricity. TEG integration in hybrid PLTS systems is explored to utilize unused heat into electricity. To increase the output power, the addition of a flat mirror reflector can be done. Two 2.4 WP Hybrid TEG monocrystalline solar panel prototyp…
Kemajuan teknologi yang pesat telah memberikan dampak signifikan terhadap berbagai aspek kehidupan, termasuk dalam pengolahan dan penampungan data menggunakan QR Code. QR Code, sebagai bentuk kode matriks dua dimensi, menawarkan kelebihan dalam kapasitas penyimpanan dan kemudahan akses dengan perangkat smartphone. Penggunaan QR Code tidak hanya terbatas pada pengenalan dan pencatatan inventaris…
This research analyze the protection coordination of the Over Current Relay (OCR) and Ground Fault Relay (GFR) on the Express Seluma Feeder at PT. PLN (Persero) ULP Manna. The background for this study is the frequent occurrence of short circuit faults, recorded 187 times during the period of January to August 2024, which requires an evaluation for optimizing the protection system. The objectiv…
Sumber daya energi terbarukan akan menjadi pengganti utama bahan bakar fosil dalam beberapa tahun terakhir karena sifatnya yang karena sifatnya yang bersih dan terbarukan. Fotovoltaik merupakan alat Konversi Energi Matahari menjadi Energi listrik yang bebas polusi dan ramah lingkungan sehingga sangat perlu untuk dilakukan penelitian lebih lanjut dalam mengembangkan teknologi baru/terbarukan. Ke…
Electricity is a necessity in all areas of need nowadays. The large use of several types of electronics makes the quality of electricity poor, therefore observing the quality of electricity needs to be done. However, the limitations of the tool make the observation of the quality of electricity hampered. This research aims to create a prototype that is able to observe the quality of electricity…
Penelitian ini bertujuan untuk mengevaluasi sistem kelistrikan pada Gedung Dekanat Fakultas Teknik Universitas Sriwijaya Kampus Inderalaya berdasarkan Standar Nasional Indonesia (SNI) dan Persyaratan Umum Instalasi Listrik (PUIL). Evaluasi dilakukan terhadap tiga aspek utama, yaitu intensitas pencahayaan, kapasitas pendingin udara (AC), serta instalasi daya dan proteksi listrik. Metode peneliti…
This study designed an Android application based on a hybrid Artificial Potential Field (APF) and YOLOv8 algorithm for autonomous vehicle navigation at UNSRI Indralaya Campus. APF was used to calculate the optimal route from GPS coordinates, while YOLOv8 detected static obstacles in real time. Data were transmitted via ROS and displayed in the Android application. Test results showed that Impro…
Solar Power plant is a solution to reduce the negative impact of global warming and promote energy sustainability in Indonesia. A hybrid combination of solar panel and Thermoelectric Generator (TEG) is deployed to maximize the output. But the power of this hybrid system still needs to be increased. Adding a heatsink can reduce the temperature of the cold side of the TEG, which increases the tem…
The demand for accurate positioning systems is increasing with the growth of the Internet of Things (IoT) and location-based applications. GPS is limited in indoor environments, making Wi-Fi-based multilateration with Received Signal Strength Indicator (RSSI) a suitable alternative. This study designs a sensor node placement system using ESP32 as a master node and six slave nodes with ESP-NOW c…
Solar energy utilization generally uses solar panel equipment, but solar panels will release heat so the utilization of solar energy is suboptimal. A solar panel and thermoelectric generator (TEG) hybrid can overcome this problem. To increase the TEG temperature difference (∆T) value, it could be realized by adding a plate on the hotside of the TEG and a heatsink on the coolside of the TEG. I…
The Dewantara Feeder of the Prabumulih Substation is a 20 kV distribution network of PT. PLN (Persero) UP3 Ogan Ilir with a medium-voltage overhead line (SUTM) extending 152.37 km, which experiences voltage drops and power losses exceeding the standard limits when delivering energy to customers. This study aims to analyze the reduction of power losses and voltage drops under existing conditions…
The limitations of conventional academic information systems in integrating Semester Learning Plans (RPS) with learning activities hinder the effectiveness of higher education digitalization. This study presents a solution through developing a web-based academic information system that integrates digital RPS management with learning management at the Faculty of Engineering, Sriwijaya University…
Indonesia, as an archipelagic country, continues to strive to increase national fisheries production through technological transformation, one of which is the development of Floating Net Cages (KJA). However, conventional KJA systems remain vulnerable to changes in water quality due to environmental dynamics. To address this issue, this study developed an autonomous KJA system integrated with s…
Perencanaan dan Perancangan Pusat Seni Pertunjukan Tradisional di Kota Palembang merupakan upaya arsitektural dalam pelestarian budaya lokal yang berfokus pada penguatan identitas kota melalui seni tradisional dan pemanfaatan lanskap tepian air. Proyek ini berlokasi strategis di tepi Sungai Musi, yang merupakan urat nadi sejarah, budaya, dan aktivitas masyarakat Palembang. Dengan pendekatan ars…
The increasing use of sensitive electronic devices has raised concerns about electrical power quality, which is often affected by disturbances such as harmonics, voltage fluctuations, and low power factor. These disturbances can degrade equipment performance, cause damage, and increase operational costs. This research aims to develop a prototype single-phase electrical power quality observation…
Service robots are designed to assist humans in complex environments. To operate safely and efficiently, they require accurate and stable mapping, localization, navigation, and motion control systems, particularly in indoor environments with numerous small obstacles. However, studies that integrate all four processes into a single framework remain limited. This study proposes a navigation and s…
A lightning location system (LLS) is designed to determine the location or estimate of lightning strikes more accurately. This is essential for mapping areas with high lightning strike intensity, which can serve as a reference for determining protection on specific objects and minimizing losses to both inanimate objects and living beings. This study aims to test the consistency of the interfero…
This research aims to classify lightning recording data obtained in the Palembang region in January 2020 using the K-Nearest Neighbor (KNN) algorithm implemented in the Python programming language. The raw data, initially in psdata format, was converted to Comma Separated Values (CSV) format to facilitate analysis. From a total of 12,908 lightning recordings, the classification process successf…
This study aims to design a steering control system for an Autonomous Electric Vehicle (AEV) using the Improved Swerve Drive method based on the PID algorithm through a quantitative approach involving small-scale prototype testing. The research is motivated by issues such as limited maneuverability in narrow spaces, the complexity of the swerve drive system, and low steering angle precision. By…
This study aims to design a website-based system for managing product catalogs and orders for micro-enterprises, using Warung Layyan as a case study. The main issue lies in manual stock, order, and delivery processes, which are inefficient and prone to errors. To address this, a User-Centered Design (UCD) approach was applied, emphasizing user needs throughout system development. The process in…
The demand for energy increases along with technological development and population growth. Electrical energy has become a primary necessity, yet it still largely relies on non-renewable fossil fuels. Wind energy is one of the environmentally friendly renewable sources with great development potential. The Darrieus-type wind turbine is a vertical-axis turbine capable of operating at low wind sp…
Pertanian merupakan sektor vital dalam perekonomian Indonesia yang rentan terhadap gangguan hama, seperti serangga, tikus, dan ulat. Oleh karena itu, diperlukan solusi alternatif yang ramah lingkungan dan berkelanjutan. Penelitian ini bertujuan untuk merancang dan membangun alat pembasmi hama otomatis berbasis mikrokontroler Arduino Uno yang menggunakan energi dari Pembangkit Listrik Tenaga Sur…
This study aims to design and implement a hybrid Solar Power Plant (PLTS) system as an energy source for a quail egg incubator based on the Internet of Things (IoT). The system was developed to address the limited electricity supply in remote areas and to ensure stable temperature and optimal humidity levels, which are crucial for the egg incubation process. The main components of the system in…
Energy sources such as solar offer great potential as an environmentally friendly and sustainable alternative. The main purpose of solar panel coolers is to reduce the operational temperature of the panels, prevent reduced efficiency due to overheating, and extend the life of the solar panels themselves. This research explores the potential of coconut fiber as a passive coolant in solar panels.…
Renewable energy power plants are technologies that can overcome the problem of energy crises in every country such as solar power plants that can be used if the PLN supply is cut off. The need for an Automatic Transfer Switch circuit to detect and divert resources from PLN to other resources and the need for a Time Delay to keep components from being damaged if sometimes PLN has a momentary bl…
Electricity is an important aspect in human life that is increasing with the development of technology and population growth. PT. PLN UP2D S2JB is responsible for regulating the distribution of electricity in the South Sumatra, Jambi, and Bengkulu regions. The use of VRLA batteries in the PLN electricity network plays a role in maintaining the reliability and operational stability of the LBS du…