The inability of renewable plants such as PLTS Singkarak to produce energy continuously due to the influence of intermittency can result in energy fluctuations. The purpose of this research is to understand the effect of intermittency on PLTS Singkarak and compare the conditions before and after PLTS Singkarak is interconnected to the West Sumatra system carried out by DIgSILENT stability simul…
During the process of distributing electrical energy, there are power losses and energy losses that result in unreliable power quality. The purpose of this research is to find out how much power and energy losses occur in the Mataram feeder in March 2024, and compare the percentage value of power losses with SPLN standards. This research uses two methods, namely manual calculation and simulatio…
In the distribution system from the feeder to the load, voltage drop disturbances can cause a reduction in the quality of electrical energy. Therefore, the objective of this research is to determine and analyze the voltage drop on the Merapi feeder at the simpang tiga Indralaya substation through manual calculations and ETAP simulations, then to compare the results. In manual calculations, rese…
Utilizing solar energy by utilizing photovoltaic technology is very suitable to be applied in Indonesia, which is located on the equator. So, the additional energy system by utilizing PLTS sources is very efficient in overcoming disturbances that occur and is environmentally friendly. By simulating and optimizing a microgrid system that utilizes PLTS using the Electrical Transient Analyzer Prog…
The industrial growth and the increasing demand for electricity pose significant challenges in this modern era. Humans have discovered various ways to produce and extract energy and utilize it as a source of electrical energy conversion. This research explores the potential utilization of sound pollution as a renewable energy source for electricity generation. Mining sites are one of the potent…
The activities of residents in Prabumulih city are greatly influenced by the availability of electricity. To maintain the availability of electricity, one of the important things that need to be considered is the reliability index of the distribution system. Therefore, this study will analyze the distribution system in fatmawati feeder at PT. PLN (Persero) ULP Prabumulih. The analysis was carri…
Graphical User Interface or GUI is one of the user interfaces that can facilitate users to interact with computer systems. In previous research, GUIs have been programmed with other programming such as JAVA and Matlab. Unfortunately, both of these programs are prone to errors and the source code's data is easily hijacked, making it less efficient to use. So in this research, the GUI is designed…
This research analyzes the efficiency of the effect of variations in the shape of vertical turbine blades on a prototype of a micro-scale Wind Power Plant (PLTB) for charging cell phone batteries. The research will design and test prototypes of vertical wind turbine blade shape variations to determine the most efficient configuration for generating electrical power. In the micro-scale wind turb…
Water is a vital resource that needs to be monitored in terms of both quantity and quality. This study aims to design a real-time water flow and turbidity monitoring system using Internet of Things (IoT) technology with RESTful Web Service integration. The system is built using an ESP32 microcontroller as the data processing center connected to a YF-S201 sensor for water flow measurement and a …
This study aims to analyze the effect of using flat mirror reflectors coated with aluminum foil on the performance of monocrystalline solar cells in generating electrical energy to operate a 125 Watt Alternating current (AC) water pump. Monocrystalline solar cells were selected due to their high efficiency in converting solar energy, while the reflectors were employed to increase the intensity …
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…