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…
Electric bicycles are vehicles that are now widely loved by the public. As an alternative vehicle that utilizes electrical energy, the use of electric bicycles is very practical and does not produce emissions. The electrical energy stored in the battery will be converted into motion energy by the electric motor. The purpose of this study is to design a charging system on electric bicycles using…
One of the problems in the power system that is important to pay attention to is the quality of electrical power considering the large use of non-linier electronic loads. Power supply problems such as voltage sag and voltage swell often occur when three is a disturbance that can result in damage to electrical equipment, the motor suddenly stops and other sensitive loads. For this reason, power …
Grounding is an important component in an electric power system to ensure security, equipment safety, environmental safety and the safety of people around. The smaller the ground resistance value, the greater the ability to flow current to the ground so that current flows to the ground, because current prefers smaller resistance. Ideal grounding has a resistance value close to zero. One of the …
The design of the Methyl Tertiary-Butyl Ether (MTBE) plant with a production capacity of 60,000 tons per year in Bontang, East Kalimantan, aims to meet domestic and international needs for environmentally friendly fuels. The location chosen is strategic because it is close to raw material sources, has adequate infrastructure, and has good accessibility to export markets. This project also focus…
The rapid development of technology today provides convenience for humans in various fields, namely information, communication, business, and especially in the field of education. One technology that supports the education sector is Augmented Reality (AR). Science learning, one of which is the solar system, is learning that is difficult for some people to understand, because the learning media …
Personal computers (PCs) are essential in daily life for personal, work, and entertainment purposes. In Indonesia, computer usage reached 18.24% in 2021, with the highest distribution in DKI Jakarta. Many users choose desktop PCs for high-performance needs or long-term work, with the option of purchasing pre-built systems or assembling components themselves. Although assembling a PC offers flex…
The Public Works and Spatial Planning Office (PUPR) of Pekanbaru City, particularly the Water Resources Division (SDA), faces challenges in flood management due to a lack of effective data management systems related to housing, flood points, and river basins. The absence of adequate Geographic Information Systems (GIS) and digital archiving makes flood management suboptimal, potentially worseni…
The Department of Electrical Engineering at the University of Riau has developed the SITEI UNRI KP/Skripsi system. This system allows students to register for their internships (KP) and thesis (skripsi) online. Although the system has facilitated student processes, several limitations still need to be addressed to enhance efficiency and accuracy. Automation helps reduce administrative burdens, …
The development of fiber optic network technology requires accurate, practical, and efficient measurement tools to monitor the performance of optical signals. This research proposes the design of a microcontroller-based Optical Power Meter (OPM) using an SFP sensor to detect optical signal power at wavelengths of 1310 nm and 1550 nm. The OPM is equipped with an LCD screen to display measurement…
This research designs a package receiving Smartbox tool that supports Cash on Delivery (COD) transactions by utilizing Internet of Things (IoT) technology. The need to improve the goods delivery experience, especially in the COD method, encourages the development of systems that can facilitate the receipt of packages safely and efficiently. This system integrates Loadcell sensors, NodeMCU ESP82…