Pembangunan jalan merupakan prasarana utama penunjang perekonomian suatu negara. Struktur jalan atau sering disebut perkerasan jalan, merupakan suatu bagian jalan yang diperkeras untuk menahan beban kendaraan yang lewat. Perencanaan material dan jenis campuran yang baik harus mampu menghasilkan perkerasan yang tahan terhadap kerusakan. Penggunaan aspal polimer menjadi salah satu cara untuk memo…
Traditional cake image classification aims to recognize various types of cakes based on visual features, thereby assisting in the effort to introduce traditional cakes. Indonesian traditional cakes hold significant cultural value that must be preserved while also presenting substantial potential in supporting tourism through culinary tourism. This study develops a classification model based on …
The increasing use of social media has led to significant growth in Indonesian text data, creating complexity in emotion identification and classification tasks. To address this challenge, this study develops an emotion classification system using the fine-tuning method on the IndoBERT model. This research aims to classify emotions in Indonesian text using IndoBERT fine-tuning. The study utiliz…
SF₆ gas (sulfur hexafluoride) is widely used as an insulating and arcquenching medium in high-voltage equipment such as Circuit Breakers (CB) due to its superior dielectric properties. However, the quality of this gas can deteriorate due to environmental and operational factors. This study aims to evaluate the quality of SF₆ gas in CBs based on three main parameters: pressure, dew point, an…
Transformers have a very important role in the electrical power system. Specifically, transformers are used to change the voltage level, either to step up or step down the voltage. Predicting the load on a transformer is very important to keep the system reliable and to avoid overloading in the coming years. This research aims to forecast the load on a 20 MVA Power Transformer at the Sungai Jua…
Efficient, safe, and standard-compliant electrical installation planning is a vital element in supporting the operation of a building, particularly in industrial facilities. This study aims to design an electrical installation and lighting system for the Dormitory, Office, and Security Room at PT. Industri Pipa Indonesia, located in Batam. The planning process is based on the PUIL 2011 standard…
The quality of electrical power in the distribution system can be disturbed by harmonics, especially in installations with non-linear electronic equipment. This study was conducted at the PLN NP UP Muara Karang Building which uses loads such as LED lights and various electronic devices such as computers, laptops, printers, etc. that have the potential to produce harmonics. Initial measurement r…
In the current era of electrification, the continuity of electricity distribution from power generation to consumers has become crucial. The reliability of the distribution system at the feeder level serves as an important indicator in assessing the quality of service provided by electricity suppliers. This study aims to analyze the reliability of the Beo Feeder at the Seduduk Putih Substation …
Penelitian ini bertujuan untuk menganalisis kinerja baterai lithium berkapasitas 10 Ah dengan tegangan nominal 12,6 V yang digunakan pada sistem Pembangkit Listrik Tenaga Surya (PLTS) di Gedung S2 Bukit Asam. Baterai berfungsi sebagai penyimpan energi listrik dari panel surya untuk memastikan kontinuitas pasokan listrik, khususnya saat intensitas cahaya matahari rendah atau malam hari. Evaluasi…
Pack Carburizing is a treatment process where when testing the hardness of the steel surface using carbon content as a hardness enhancer element. In this study, researchers used ST 37 steel which has a carbon content of 0.5% so that it has soft properties and weak strength compared to medium carbon steel and high carbon steel in general. Pack carburizing is a heat treatment process which is use…
The publication rate of scientific articles has significantly increased over time. This presents a challenge for journal administrators and academics in organizing and sorting these articles to align with the journal's scope. This study aims to address this issue by developing a scientific article clustering system utilizing MultiBERT as the data representation model and K-Means for cluster ide…
The increasing number of multidisciplinary undergraduate theses in Informatics field presents challenges in categorizing these documents accurately. This study develops a system to measure the semantic similarity of final project documents to the ontology of Informatics using the Wu Palmer method as a solution to this problem. This method utilizes ontology tree structures and taxonomic depth to…
The aim of this research is to design a semi-automatic nutrient pH control system based on NodeMCU EPS 8266 in the NFT hydroponic system on pak choy (Brassica Rappa L.) as an experimental plant. The research was carried out from 20 June to 17 July 2023. The implementation was carried out at the Santoso Berkah Hydroponic Garden, Palembang City, South Sumatra Province, precisely on Jl Kemuning Di…
Pabrik pembuatan Asam Asetat dengan kapasitas produksi 71.000 ton/tahun direncanakan berdiri pada tahun 2030 berlokasi di Kawasan Industri Kaltim Industrial Estate (KIE) di Jl. R.E Martadinata , Gg. Kapal Loktuan, Kec. Bontang Utara, Kota Bontang, Provinsi Kalimantan Timur dengan luas 3,5 ha. Proses pembuatan asam asetat ini mengacu pada Patent CN 2023 / 117101550 A, di mana proses yang digunak…
This study aims to evaluate the effect of variations in radial clearance on the contact mechanics characteristics and temperature due to friction in zirconia (ZrO₂-ZrO₂) ceramic hip joint implants. Radial clearance is an important geometric parameter that directly influences lubrication efficiency, pressure distribution, and wear rate. Improper clearance values can lead to increased frictio…
Kebisingan akibat lalu lintas merupakan salah satu bentuk polusi lingkungan non-fisik yang sering diabaikan, namun dapat memberikan dampak negatif terhadap kenyamanan, kesehatan, dan kualitas hidup masyarakat. Penelitian ini bertujuan untuk menganalisis tingkat kebisingan akibat lalu lintas serta membangun model matematis prediksi kebisingan pada ruas Jalan Veteran Kota Palembang—sebuah jalan…
The 20 kV distribution system at the Keramasan Substation, especially at the Bali feeder, often experiences short circuit disturbances due to external factors, which can cause blackouts and reduce the reliability of the feeder. Therefore, the author discusses the coordination of the overcurrent relay (OCR) and recloser on the Bali feeder connected to the 70/20 kV Transformer II of the Keramasan…
In the power system Bukit Siguntang Substation, specifically on Power transformer#2 use two type of relay that are overload shedding relays (OLS) and overcurrent relays (OCR). Therefore, a study was conducted to evaluate the protection relay settings for OLS and OCR with the objective of optimizing power distribution using the N-1 Contingency Method. Based on calculation results, the single-pha…
Plastic waste, particularly PET (Polyethylene Terephthalate), poses a significant environmental problem due to its resistance to natural decomposition. PET is widely used in single-use beverage bottle packaging because of its lightweight nature, moisture resistance, visual appeal, and good chemical durability. These advantages make PET a potential additive material in concrete construction. Thi…
Nanosilica is silica with a nanoscale size ranging from 1 to 100 nm, which serves to enhance the compressive strength of concrete. Nanosilica can be synthesized from kaolin. The materials used in this study include kaolin and a magnetic stirrer as a mixing tool. This research employs variations in drying times of 6 hours, 12 hours, and 24 hours. Microstructural testing methods, including X-Ray …
Nanosilica is a nano-sized silica material ranging from 1 to 100 nm in size and serves to enhance the compressive strength of concrete. Nanosilica can be produced through a synthesis process from kaolin. The materials used in this study include palm kernel shell ash waste and a magnetic stirrer as the mixing tool. This study employed drying times of 6 hours, 12 hours, and 24 hours. In this stud…
The development of robotics technology has encouraged the use of robot arms in various industrial sectors, especially in supporting automation and work efficiency. This research aims to develop a control system for a 4 Degree of Freedom (DOF) robot arm by utilizing wireless communication technology based on the ESP32 microcontroller and PS3 joystick. The system is designed to be able to control…
Bandwidth optimization is a crucial aspect in supporting network performance, especially when dealing with dynamic traffic. This research develops a Network Automation system based on Python, utilizing the Paramiko library, which is capable of performing automatic and adaptive configurations by implementing Load Balancing methods using Per Connection Classifier (PCC) techniques. Four testing sc…
Rice consists of various varieties withdistinctmorphological characteristics, yet manual classification remains subjective and reliant on expert judgment. This study develops an automated rice variety classification system using the Convolutional Neural Network (CNN) method with the MobileNetV2 architecture. The dataset includes 75,000 images of five rice varieties, divided into 70% training, 5…
Proses pengangkutan dan penimbunan adalah salah satu proses yang penting dalam penambangan. Proses pengangkutan dan penimbunan perlu melewati area jalan dan disposal. Daya dukung tanah dari area tersebut perlu diperhitungkan dan dibandingkan dengan ground pressure dari alat – alat mekanis. Ground pressure alat mekanis harus lebih kecil dari nilai daya dukung tanah untuk mencegah terjadinya am…
Stabilitas lereng merupakan salah satu faktor pendukung proses penambangan yang penting. Hal itu disebabkan stabilitas lereng akan menunjang proses penambangan agar berjalan dengan baik dan efektif serta aman bagi lingkungan dan para pekerja. Penelitian ini dilatar belakangi oleh adanya pergeseran material akibat dari adanya diskontinuitas ataupun keberadaan old dump yang merupakan area timbuna…
Jembatan merupakan bagian dari infrastruktur untuk menghubungkan suatu systemjaringanjalan, harus berfungsi dengan baik karena apabila jembatan mengalami kerusakan akan sangat berpengaruh sekali terhadap system jaringan jalan. Oleh karena pentingnya fungsi dari jembatan maka diperlukan evaluasi kelayakan terhadap kinerja jembatan dengan mempertimbangkan segala aspek dari keselamatan, keamanan, …
Permeabilitas tanah adalah kemampuan fluida untuk mengalir melalui rongga-rongga tanah baik secara horizontal maupun vertikal. Tanah lempung ekspasif merupakan tanah yang mengalami perubahan volume akibat perubahan kadar air dalam tanah atau memiliki sifat kembang susut yang tinggi maka perlu dilakukan perbaikan terhadap tanah tersebut. Pengujian permeabilitas metode falling head merupakan peng…
Asian Games 2018 akan dilaksanakan di Jakabaring Sport City Kota Palembang. Untuk menunjang kegiatan tersebut, dilakukan penambahan dan perbaikan infrastruktur salah satunya perluasan danau buatan yang akan digunakan untuk perlombaan dayung. Danau tersebut juga dimanfaatkan sebagai kolam retensi untuk menampung kelebihan air saat musim hujan tiba Karakteristik tanah di danau ini adalah tanah lu…
Tanah gambut merupakan tanah lunak yang kapasitas dukungnya sangat rendah dan penurunan yang relatif tinggi. Oleh karena itu, sebelum membangun konstruksi perlu dilakukan perbaikan tanah terlebih dahulu dengan menggunakan perkuatan cerucuk gelam. Pengujian penggunaan perkuatan cerucuk gelam sebagai perkuatan di tanah gambut sudah pernah diuji di laboratorium Mekanika Tanah Universitas Sriwijaya…