ABSTRACT Solar-powered street lighting offers an energy-efficient and environmentally friendly solution that aligns with the green campus concept. This study aims to design a solar-powered street lighting system for the Faculty of Engineering at the University of Riau, considering both technical and economic aspects. The technical analysis was conducted through energy requirement calculations …
ABSTRACT The reliability of the distribution system was evaluated using the SAIFI, SAIDI, CAIDI, and MAIFI indices, while the economic aspects were analyzed using ENS and AENS. The purpose of this research is to evaluate the impact of Distributed Generation (DG) on improving network reliability, reducing energy losses economically, and the potential for reducing lost power. The analysis was co…
Abstract PT Palokoto Agro Industri still relies on Microsoft Excel for warehouse record-keeping, which is ineffective for managing large scale data, prone to errors, and lacks security. The manual stock update process increases workload and reduces data accuracy. Furthermore, the absence of real-time access limits managers in monitoring warehouse activities and making timely decisions. To addr…
ABSTRACT A Steam Power Plant (PLTU) is a power generation system that operates based on the Rankine cycle, converting thermal energy from fuel combustion into electrical energy. Over time, the performance of a PLTU decreases due to the degradation of major components such as the boiler, turbine, pump, and generator. To restore and improve plant performance, an overhaul is conducted, involving …
ABSTRACT In the industrial world, particularly in motor control systems and processes that require continuous automation, many systems currently still heavily rely on manual input devices such as pushbuttons, switches, variable resistors, and other analog input components as the medium for control. The research methodology involved data collection on component specifications, microcontroller d…
ABSTRACT A recloser is one of the main protection devices used by PLN in medium distribution networks (20 kV) that functions as an automatic safety device capable of separating disturbed areas and securing undisturbed areas. This study was conducted to evaluate the existing recloser parameter settings, namely the Istiqomah recloser at the Rusa GI New Garuda Sakti Pekanbaru feeder. The research…
ABSTRACT Indonesia has abundant solar energy potential, making Solar Power Plants (PLTS) a strategic alternative to support the national energy supply. This study aims to design a Rooftop On-Grid Solar Power System (PLTS) at the Faculty of Engineering, Riau University, as well as analyze its investment feasibility. There are seven buildings at the Faculty of Engineering, Riau University, that …
ABSTRACT The reliability of the radial feeder KP02–PK Kampung Aie remains low, as indicated by the high frequency of power outages experienced by customers under existing conditions. This study evaluates network maneuvering by utilizing alternative power supplies from PLTD Sibigo and KP03–PK Alafan as parallel paths to limit the affected area and outage duration. Two main approaches are em…
ABSTRACT This study discusses the design and performance evaluation of the Butler Matrix in 2x2, 3x3, 4x4, and 12x12 configurations, integrated with MIMO antennas for applications at a working frequency of 9.3 GHz in the X-Band frequency band. This research is intended as part of the development of a smart antenna-based radar platform that requires a power-sharing system with the ability …
ABSTRACT Stand-alone solar power plants experience output instability due to fluctuations in solar radiation. To overcome this, an energy storage system is needed. Batteries, as the main energy storage device, have large capacity but limitations in power density and charging/discharging rates. Meanwhile, supercapacitors have high power density and fast response but are limited in maintaining p…
ABSTRACT Electric power is a primary necessity for modern society that must be delivered reliably. One of the common issues in distribution systems is voltage drop, which refers to the reduction of voltage from the source to the load due to line impedance. This study aims to analyze the magnitude of the voltage drop on the Libra feeder at the Perawang Substation of PT PLN (Persero) Pekanbaru. …
ABSTRACT Three-phase induction motors are widely used in industrial applications due to their reliability, operational efficiency, and simple construction. However, these motors are vulnerable to various faults, especially in the stator winding, which can potentially cause severe damage if not supported by an effective protection system. This study analyzes the power supply protection system …
ABSTRACT The reliability of a power generation system is largely determined by the system's ability to cope with unexpected disturbances. In this context, contingency analysis is crucial for evaluating the impact of disturbances on overall system performance. This study aims to conduct a contingency analysis on the Tenayan coal-fired power plant, focusing on three main components: the boiler, …
ABSTRACT Photovoltaic (PV) solar panels are an efficient renewable energy source, yet their performance is often affected by input-side voltage ripple at the boost converter, which degrades power-conversion efficiency and system stability. This study designs and evaluates ripple mitigation using a bank of 10,000-μF electrolytic capacitors that can be selectively engaged (10k/20k/30k μF) via …
ABSTRACT 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. The FLC is employed to optimize the output power of the PLTS while minimizing overshoot and r…
ABSTRACT Fire disasters cannot be predicted in terms of time and location, therefore an early warning and response system technology is needed. This study aims to design a prototype system based on the Internet of Things (IoT) in the event of a fire in a room. There are several features in the system design consisting of a microcontroller (ESP32) connected to three sensors: flame sensor (5…
ABSTRACT This study demonstrates that the Artificial Neural Network (ANN) algorithm can effectively adapt to varying operating conditions, both under Standard Test Condition (STC) and under dynamic irradiation and temperature scenarios. The simulation was conducted using MATLAB/Simulink, modeling a PV power system comprising a Trina Solar TSM-250PA05A.08 solar panel, a boost converter, and a l…
ABSTRACT Environmental conditions such as temperature and humidity significantly affect the growth and health of broiler chicks. Inappropriate environmental parameters can lead to stress and higher mortality rates. Therefore, a system that can monitor the poultry house conditions in real time is essential. This study aims to design and develop a temperature and humidity monitoring system for b…
ABSTRACT This thesis analyzes security vulnerabilities on the Riau University website, unri.ac.id, which is generally exposed to backdoor attacks, resulting in changes in content to online gambling sites. The research used the Google Dorking method to identify infected domains, such as psil.postgraduate.unri.ac.id and feb.unri.ac.id, which showed modification of index files by the attacker. Th…
ABSTRACT The development of the outdoor café concept presents its own challenges in dealing with unpredictable weather changes, such as scorching heat and sudden rain, which can disrupt customer comfort. Therefore, this study aims to design and build an automatic garden umbrella system based on an Arduino microcontroller with a hydraulic drive, which can open and close the umbrella automatica…