163 results
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Journal Article
A Brief on Optical-based Investigation towards The Interfacial Behaviors during High Viscous Liquid/Gas Countercurrent Two-Phase Flow in a Complex Conduit Representing 1/30 Down-Scaled of PWR Hot Leg Geometry
The present work briefly investigates liquid/gas countercurrent two-phase flow phenomena which can be specifically found in a mitigation during an accidental scenario in the operation of a nuclear reactor. A comprehensive knowledge on the corresponding phenomena is obviously important to avoid the…
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Journal Article
Application of Augmented Reality-Based Solar System Recognition Using Metaverse Studio
Learning media is currently developing with various innovations, especially in utilizing information technology. One of the technologies used for the learning process is Augmented Reality (AR). The purpose of the research is to provide alternative learning media using information technology…
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Journal Article
Input Power Measurement System for Driving Motor in Testing Low-Speed Generator
Rapid technological advances are affecting the greater use of electrical energy. One of the devices that can generate electrical energy is a generator. Testing the characteristics of the generator required a drive motor to rotate the generator shaft. This research aims to create a three-phase input…
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Journal Article
Laser Based Vibration Sensor Through Mobile
Machine condition monitoring has gained momentum over the years and becoming an essential component in the today’s industrial units. A cost-effective machine condition monitoring system is need of the hour for predictive maintenance. The paper presents the design and implementation using vibration…
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Journal Article
Performance of Low Power Electric Energy Clothes Dryers for Households
One of the problems faced by middle to lower economic class people in big cities is drying clothes, both in the dry season and in the rainy season. Artificial clothes drying equipment is needed that can replace the role of solar energy. The purpose of this study was to determine the performance of…
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Journal Article
Smart Technology in Construction Industry: Opportunity during COVID-19 Pandemic
The construction industry is a sector that plays an essential role in economic growth. The COVID-19 pandemic is an uncertain situation that significantly affects humans and industries, including the construction industry. The operational construction projects are complex with various activities and…
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Journal Article
Classification of Lung and Colon Cancer Histopathological Images Using Convolutional Neural Network (CNN) Method on a Pre-Trained Models
Cancer is a severe illness that can affect many young and older people. In Indonesia, lung cancer is the leading cause of cancer-related death, whereas colon cancer, with more than 1.8 million cases worldwide in 2018, is the third most common cancer. This study intends to create a model to…
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Journal Article
Rfid Application For Designing Lowcost Learning Device For Play And Learning To Read Early Braille For Blind Children
It is very important for children who have low vision or visual impairment to be able to recognize braille letters and recognize words. This ability will help them to be able to read and write Braille. Braille recognition learning methods currently use technology as a learning aid or assistive…
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Journal Article
Sugarcane Production modeling using machine learning in Western Maharashtra
Agriculture is the most important sector in the Indian economy. India is the world's second-largest producer of sugarcane. Study is undertaken at Shirol tehsil. Kolhapur district, Maharashtra state, India with the aim of modeling sugarcane production forecasting using supervised machine learning…
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Journal Article
A White Noise Approach to Occupation Times of Brownian Motion
Occupation times of a stochastic process models the amount of time the process spends inside a spatial interval during a certain finite time horizon. It appears in the fiber lay-down process in nonwoven production industry. The occupation time can be interpreted as the mass of fiber material…
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Journal Article
Design of Someone's Character Identification Based on Handwriting Patterns Using Support Vector Machine
Image processing has a fairly broad scope and is rich in innovation. Today, image processing has developed with various reliable methods in almost all aspects of life. One of the uses of technology in the field of image processing is biometric identification. Biometric is a system that utilizes…
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Journal Article
Characteristics of Wooden Furniture Drying Machine
This study aims to determine the characteristics of the electric energy drying machine used to dry wooden furniture. Furniture made of mahogany. The research was conducted experimentally in the wood furniture industry. The size of the wood drying room is 8 m x 6 m x 3 m. The dryer works with a…
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Journal Article
The experiment of wind electric water pumping for salt farmers in remote area of Demak-Indonesia
Local villagers in the remote area of Wedung, Demak, northern of Central Java, Indonesia utilized special equipment called wind-pump for sea water lifting and circulating on salt production processes. The salt farmer has skill to produce, manufacture and maintain his own traditional wind-pump. In…
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Journal Article
Pre-service Science Teachers’ Competence and Confidence in Scientific Inquiry
The objective of this study was to examine students’ competence and confidence in scientific inquiry. 42 pre-service science teachers were involved in completing a questionnaire. Data collected were analyzed using Rasch modeling. The results of data analysis show that mean of the Rasch score for…
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Journal Article
Dijkstra Algorithm Implementation in Determining the Shortest Route of Industrial Gas Distribution in PT Tira Austenite Tbk Cikarang with Python Programming Language
Mathematics is used in various fields of human life, one of them is in the industrial field. In the field of industrial mathematics can be used in finding the shortest route in distributing industrial gas. Finding the shortest route was done using Dijkstra's algorithm and developing the Python…
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Journal Article
The Effect of the Number of Cooling Pads on the Output Air Condition and Effectiveness of Air Cooler
To get comfortable air, it can be done by using an air conditioner or air cooler. The electrical power used for the air cooler is relatively lower. This research aims to see the effect of the number of cooling pads on the output air condition and on the effectiveness of the air cooler. The research…
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Journal Article
Appropriate Technology-Based Project-Based Learning: 3D Printing Utilization for Learning Media Class
Indonesia has more than ten thousand islands, making it an archipelago; therefore, the distribution of learning media and facilities over the country is difficult. This condition may affect the learning material delivery and the student's understanding. Thus, the do-it-yourself (DIY) learning media…
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Journal Article
An Enhanced Multi-Level Authentication Electronic Voting System
Originally, manual voting systems are surrounded with issues like results manipulation, errors and long result computation time, ineligible voters, void votes among others. Electronic voting system helped in overcoming the challenges with manual voting system, to engendered other problems of…
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Journal Article
Optimization of Vacuum Forming Parameter Settings to Minimize Burning Defect on Strawberry Packaging Products Using the Taguchi Method
Packaging products are being developed by PT. ATMI IGI – Center. The process of making these products uses the Vacuum forming method. The packaging product is made of PP (Polypropylene) and is used to pack strawberries. There are several problems during the production process, one of which is that…
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Journal Article
Comparative Study of Master Oil (MO) and Lophira Lanceolata (Ochnaceae) Oil (LLO) Lubricants in Sewing Machines
In this paper, the Flash point, Fire point, Cloud point, Pour point, and Volatility of master oil (MO) and locally processed lophira lanceolata oil (LLO) were determined using standard laboratory methods. The results show that LLO has lower volatility which means it can stay longer in moving parts…