This study discusses the comparison of the breakdown voltage values of sunflower seed oil before and after being added with Ascorbic Acid and Tertiary Butyl Hydroquinone (TBHQ) to obtain a filler composition with maximum breakdown voltage strength. Tests were carried out on sunflower seed oil samples with the addition of antioxidants Ascorbic Acid (C₆H₈O₆) and Tertiary Butyl Hydroquinone …
This research aims to produce electronic student worksheets based on problem based learning using the Google Sites website on Pancasila education subjects that are valid, practical, and have a potential effect on critical thinking skills. The method used in this research is Research and Development with the ADDIE model which consists of stages (analysis, design, development, implementation, and…
The Hybrid Solar and Vertical Wind Power Plant is an innovative solution for utilizing renewable energy in Indonesia. With abundant solar energy potential and varying wind speeds, this hybrid system can provide a stable and efficient electricity supply, particularly in areas not yet connected to the PLN power grid. This final-year research project was conducted on the rooftop of the postgraduat…
This paper presents a coffee aroma detection system based on the Internet of Things (IoT) using gas sensors (MQ-3, MQ-4, MQ-5, MQ-135) and a DHT-11 humidity sensor. Data collection was conducted at the Robotics, Control, and Embedded Systems Laboratory, Faculty of Computer Science, Sriwijaya University, involving coffee aroma, temperature, and humidity readings. The gas sensors provided reading…
Penelitian ini menggunakan data jaringan internet dari Ookla Open Data (Speedtest Global Performance) yang mencakup tiga variabel utama, yaitu kecepatan unduh (download speed), kecepatan unggah (upload speed), dan latensi (latency). Tujuan penelitian ini adalah menganalisis kondisi dan performa jaringan internet seluler di 17 kabupaten/kota Provinsi Sumatera Selatan tahun 2025 serta memberikan …
Electricity has become a primary necessity in all aspects of life, including energy from renewable sources. Indonesia is committed to increasing the contribution of renewable energy to 23% in the national energy mix by 2025. One of the strategic steps is the development of large-scale solar power plants (PLTS) such as the Cirata PLTS (145 MW) in West Java. However, the installed capacity of PLT…
According to the Ministry of Energy and Mineral Resources report,electricity consumption per capita in Indonesia reached a record high in the last five decades, increasing by approximately 4% in 2022 to 1,173 kWh/capita compared to 2021. This increase in electricity consumption must be balanced with equitable distribution of electricity through large-scale renewable energy sources, one of which…
Micro enterprises are one of the crucial sectors in Indonesia's economy, yet many have not fully embraced digital technology, especially for product ordering and catalog management. This study aims to design a mobile application as a product catalog and ordering platform for Warung Layyan, a micro business in Palembang, using the User Centered Design (UCD) approach. The UCD method ensures that …
Solar energy is one of the most sustainable energy sources. Electrical energy and heat are two forms of energy that can be generated from solar energy. One method to convert solar energy into electrical energy is by using photovoltaic (PV) panels. One of the many factors that affect the ability of solar panels to generate electricity is temperature. The ideal working temperature of solar panels…
A simulation of an RFID based automatic parking bar system and a Google Sheets database has been created. The simulation is made in the form of a prototype of a parking area. This automatic parking bar system consists of an input in the form of a scanned card captured by an RFID reader and the output will appear on the LCD (Liquid Crystal Display) and drive the servo motor. The database used wa…
Kebutuhan yang semakin meningkat terhadap sumber energi listrik telah mendorong penelitian mengenai berbagai metode untuk memanfaatkan sumber energi terbarukan, salah satunya adalah energi angin. Penelitian ini menganalisis efisiensi variasi jumlah sudu pada prototipe turbin Savonius untuk Pembangkit Listrik Tenaga Bayu (PLTB) skala mikro yang dirancang untuk pengisian baterai ponsel. Prototipe…
Penelitian ini menganalisis efisiensi pengaruh variasi jumlah sudu turbin Darrieus pada prototipe Pembangkit Listrik Tenaga Bayu (PLTB) skala mikro untuk pengisian baterai ponsel. Penelitian ini mencakup perancangan dan pengujian prototipe sudu turbin darrieus dengan berbagai variasi jumlah sudu untuk menentukan konfigurasi yang paling efisien dalam menghasilkan daya listrik. Dimana Pada PLTB s…
Road damage, particularly potholes, can cause discomfort and increase the risk of accidents. Rapid and accurate identification of road conditions is essential for immediate repairs. However, pothole identification is still performed manually, necessitating the automation of pothole detection using digital image processing and deep learning to detect and estimate pothole dimension. This research…
The technology in the field of robotics is continuously advancing, supported by developments in electronics and control systems. As a result, robots are increasingly being used to serve human needs, known as service robots. One of the critical components in a robot's movement is the arm, which acts as the robot's controller. However, previous research methods have not been optimal for controlli…
Due to environmental uncertainty, traditional aquaculture using floating net cages (KJA) has low productivity. Using automated KJA, which is outfitted with autonomous buoys to measure pH and water quality, is the answer. It can dynamically monitor the surroundings. Automated KJA can take over human duties in monitoring waters, including keeping an eye on pH levels and water temperature, adjusti…
Real-time pothole detection and dimension estimation are crucial aspects of various applications, such as road maintenance and driving safety. However, previous studies only focused on detection, or dimension estimation, or a combination of both, but not in real-time. Therefore, in this study, the detection, dimension estimation, and distance estimation are combined in real-time. The dataset co…
According to data from the Ministry of Public Works and Public Housing (PUPR) in 2022, South Sumatra is one of the regions with a high rate of road damage in Indonesia, including numerous potholes. To address this issue, an automatic pothole detection system using deep learning and GPS-based mapping was developed. This system involves data preprocessing and mapping to create a representative da…
This research analyzes the application of the Fuzzy Logic Controller (FLC) type-2 for Autonomous vehicle steering control, using input values in the form of error and delta error from the difference between the output produced by the primary controller and the steering angle value obtained from the calculation of the pulse encoder installed on the steering wheel. This data is then processed thr…
This research analyzes the application of the Fuzzy Logic Controller (FLC) type-2 for Autonomous vehicle steering control, using input values in the form of error and delta error from the difference between the output produced by the primary controller and the steering angle value obtained from the calculation of the pulse encoder installed on the steering wheel. This data is then processed thr…
Potholes are a common form of road damage that pose serious risks to road users. Accurate repair requires estimating the pothole's dimensions—length, width, and depth—which is still commonly done manually and inefficiently. This study proposes the development of an autonomous mobile robot capable of detecting and estimating pothole dimensions. The robot utilizes an ultrasonic sensor and a d…
Service robot merupakan robot yang dapat melakukan bermacam kegiatan untuk membantu manusia. Dikarenakan service robot ditugaskan untuk membantu manusia, maka sangat diperlukan fitur komunikasi dua arah agar interaksi antara service robot dan manusia menjadi lebih efektif. Komunikasi pada service robot dapat terjadi dengan adanya sistem speech to text dan text to speech yang ditanamkan. Penelit…
Kendaraan otonom adalah inovasi penting dalam meningkatkan keselamatan dan efisiensi transportasi. Penelitian ini mengembangkan sistem kendali kemudi menggunakan metode Improved Swerve Drive berbasis algoritma Fuzzy Logic Tipe-2, karena kemampuannya menghasilkan gerakan holonomik, memungkinkan manuver fleksibel seperti belok tajam, parkir paralel, dan menghindari rintangan. Fuzzy Logic Tipe-2 d…
Pengenalan iris merupakan biometrik andal inovatif yang banyak digunakan dalam sistem keamanan, otentikasi, dan identifikasi. Beberapa penelitian menunjukkan hasil yang baik dalam identifikasi iris mata. Namun, data iris yang digunakan adalah data sekunder. Permasalahan yang sama dalam metode tersebut adalah kualitas gambar, karena jika kualitas gambar yang digunakan kurang baik seperti resolus…
Population growth and rapid technological development cause the need for electrical energy to increase. One of the efforts made in meeting these needs is the proper electrical energy distribution process, so that the increase in electrical energy must be balanced with sufficient electrical energy supply and good quality power so that the electricity distributed does not experience voltage drops…
Transformer oil is a liquid insulation that is used as a lubricant in transformers, and as a heat transfer or safety guard for the temperature inside the transformer. When transformer oil is used continuously, its quality as liquid insulation will decrease, which is caused by several factors, including oxidation that occurs in the tank. Contaminants from outside and so on. If this happens, the …
Sistem pentanahan adalah sistem hubungan penghantar yang menghubungkan sistem kelistrikan, peralatan, dan instalasi listrik ke tanah sehingga dapat mengamankan manusia dari sengatan listrik dan mengamankan komponen komponen instalasi dari arus abnormal. Dalam sistem pentanahan, resistansi tanah adalah kunci utama untuk membuat sistem pentanahan tersebut bekerja secara efisien, banyak faktor yan…
Sistem tenaga listrik tidak terlepas dari sistem pentanahan, yang merupakan salah satu sistem proteksi yang penting dalam instalasi listrik, karena sistem pentanahan berfungsi untuk membuang arus yang berlebih ke dalam tanah,. Sistem pentanahan yang baik memiliki nilai resistansi spesifik yang kecil. Dalam penelitian ini diperlukan larutan asam untuk meningkatkan pH (tingkat keasaman) tanah den…
Grounding system or is a system that connects electrical current conductors that connect electrical systems, equipment, installations and are connected to the earth so that in the event of a current leakage they can protect humans from electric shock, and secure the components of the installation components from the danger of abnormal voltage and current. Ideal grounding has a resitance value c…
Transformer oil is one of the liquid insulating materials, with the main components of transformer oil involving hydrocarbon elements or compounds, including paraffinic, naphthenic, and aromatic hydrocarbons. Contaminants in transformer oil can cause impurities. The addition of phenol and Butylated Hydroxytoluene (BHT) can reduce the contaminant content. Research was conducted to determine the …
Zinc ion analysis in Sekanak River has been conducted using concentration cell potentiometric method. This method is proven valid because it has a correlation coefficient of 0.9980 linear area in the concentration range of 1x10-5 to 3x10-2 mol/L. The resulting precision was 0.9% with an average recovery value of 93.44%. In addition, the limit of detection (LoD) of the method was 1.03x10-6 mol/L…