ABSTRACT Partial Discharge (PD) is an early indicator of insulation degradation in medium-voltage cables, which may lead to severe failures in the power distribution system if not detected at an early stage. This study aims to analyze the condition of 20 kV medium-voltage cable lines using the Oscillating Wave Test System (OWTS) method based on a Damped Alternating Current (DAC) voltage source…
ABSTRACT Faults in electrical transmission lines, especially short-circuit faults, can cause power system instability and damage electrical equipment, making accurate identification and classification methods essential. This study aims to develop a fault detection method using Wavelet Transform (WT) for feature extraction and Radial Basis Function Neural Network (RBFNN) for classification.…
ABSTRACT Power quality disturbances in the Distribution Network cause losses both from the generation side and from the load side, therefore a mechanism is needed that can anticipate these problems. This research offers a method that is able to overcome these problems. Especially related to disturbances caused by Voltage sag, Voltage swell due to changes in load characteristics in the repeater…
ABSTRAK The growth of oyster mushrooms isivery dependentionienvironmental factorsisuch asitemperature andihumidity. Oyster mushrooms are ideal for growing in highland areas because the environmental conditions areiin accordanceiwith theineedsiof their living habitat. Inithe case of this cultivation, mushroom cultivators really have to pay attention to several factors that influence the growth …
ABSTRACT Voltage drop in distribution networks can reduce power supply quality and system efficiency. One solution to address this issue is the placement of Distributed Generation (DG) within the distribution network to improve voltage profiles and reduce power losses. This study aims to determine the optimal DG placement using the Particle Swarm Optimization (PSO) method to minimize voltage d…
ABSTRACT Microhydro Power Plant (MHP) is an efficient renewable energy source for remote areas. However, fluctuations in load and water discharge can cause frequency changes that affect system stability. To overcome this problem, this research designs and viiinalyses an Electronic Load Controller (ELC) based on Fuzzy PI Controller to maintain frequency stability in MHP. The Fuzzy PI controller…
ABSTRACT The reliability of the electrical system is crucial for the operation of a building and must comply with PUIL 2011 and the Building Function Feasibility Standard (SLF). Building C of the Faculty of Engineering at Universitas Riau has been in operation for over 20 years without a comprehensive evaluation of its electrical system. This study aims to assess the feasibility of the electri…
ABSTRACT Microhydro Power Plant (PLTMH) is an efficient renewable energy solution for areas with low water flow rates. One of the most commonly used turbines in this system is the screw turbine (Archimedes Screw), which operates optimally at low inclination angle differences (Head). This study aims to analyze the effect of varying screw turbine inclination angles on system performance, includi…
ABSTRACT This study discusses the effect of water discharge variations on the performance of Microhydro Power Plants (PLTMH) using screw turbines (Archimedes Screw Turbine). Testing was carried out by varying the water discharge at turbine inclination angles of 40°, 50°, and 60°. The water discharges used in this test were 0.008 m³/s, 0.014 m³/s and 0.016 m³/s. The parameters analyzed in…
ABSTRACT An electrical energy plant that uses a synchronous generator when experiencing an increase in load there is a decrease in voltage at the generator output and when the load drops there is an increase in output voltage, so it is necessary to regulate the output voltage by adjusting the excitation current. This research analyzes the performance of a controlled full-wave single-phase rect…
ABSTRACT Solar energy is an abundant source of environmentally friendly renewable energy and has great potential to be used in charging electric vehicle batteries. However, one of the main challenges in the adoption of electric vehicle charging using solar energy is an efficient and fast battery charging process. This research aims to design and analyze the use of boost converter and maximum p…
ABSTRAK Optimizing energy utilization from Solar Power Plants (PLTS) is increasingly essential to enhance the efficiency and stability of the generated power. This research focuses on the development and implementation of a Fuzzy Logic Controller (FLC) for Maximum Power Point Tracking (MPPT) in PLTS. As a comparison, the Peturb and Observe (PnO) method, one of the commonly used MPPT algorithms…
ABSTRACT Load balancing in distribution transformers plays a crucial role in maintaining the efficiency of electrical power distribution systems. Imbalanced loads in transformers are a significant issue that can lead to energy losses, including the emergence of neutral currents in conductors. To address this problem, this study proposes the application of the Fuzzy Logic method using a Fuzzy I…
ABSTRACT Providing stable electrical energy is an absolute requirement that must be met in meeting electrical energy needs. In meeting the need for electrical energy, there is a distribution of loads that do not coincide with the switching on of these loads, giving rise to a load imbalance which has an impact on the supply of electrical power. This research aims to find out how the load is unb…
ABSTRACT An undervoltage supply below the nominal value can significantly affect the performance of a 3-phase induction motor, especially under load conditions. This study aims to analyze the effect of an undervoltage supply on a 3-phase induction motor in the Electrical Energy Conversion Laboratory at Universitas Riau. The experiment was conducted with voltage variations of 380 V, 360 V, 340 …
ABSTRACT Electricity has become a primary necessity in modern life. However, public awareness of efficient electricity usage is still low, which often complicates financial management related to electricity payments. To address this issue, an IoT-based electricity monitoring device was developed. (Internet of Things). This tool is designed to enable users to monitor and control electricity con…
ABSTRACT Currently, solar panels are one of the most widely used renewable energy sources in recent years. These solar panels function to convert sunlight radiation into electrical energy through the photovoltaic process, generating direct current (DC). However, solar panels have some shortcomings, so effective monitoring of the photovoltaic (PV) system's performance becomes an important p…
ABSTRACT Induction motor damage frequently occurs in industrial environments. One of the causes of failure is the use of a starting method that does not match the motor's requirements. This research employs two starting methods, namely autotransformer and soft starter. Both methods are tested through simulations and calculations to compare changes in motor variables during starting. In the…
ABSTRACT In electric power distribution operations, transformers are not free from failure. One of the causes of transformer failure is excessive heat which often occurs in the transformer isolation system. In this research, two oil testing methods were used, namely Dissolved Gas Analysis and Breakdown Voltage which were carried out at PT. Kilang Pertamina Internasional RU II Dumai to know…
ABSTRACT The purpose of this device is to facilitate the process of measuring and cutting fiber optic cables automatically and efficiently at PT. PLN Indonesia Comnets Plus (ICON+). This research aims to design and implement an IoT-based automatic fiber optic cable measuring and cutting tool, controlled via the Telegram platform and utilizing Google Spreadsheet for data storage. The device…