Browsing Research Report by Author "arit@rmutp.ac.th"
Now showing items 1-20 of 262
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Aggregate planning for optimal production quantity under uncertainty demand : Case study of food animals industry.
Balasuvatthi, Damrongrit; Tongkhow, Pitsanu (2011-08-23)The objectives of this research were to find the distribution of food demand for laying hens and to find the optimum amount of that food production which had minimum cost. The data consisted of customer purchase orders for ... -
Air conditioner simulation design and effective estimation
Thongkeaw, Somkieat; สมเกียรติ ทองแก้ว; Phanthuna, Nattapong; ณัฐพงศ์ พันธุนะ (2020-01-31)This project is intended as a teaching medium, air conditioning system, and simulation of air conditioning system problems. Some of them have been modified to suit their teaching needs. Arduino microcontrollers are used ... -
Aluminum Can Recycle Machine
Sa-Nguanduan, Somsak; Chatchaval, Tananta (2010-08-26)This research report of the Aluminum Can Recycle Machine Project is contrived the experiments at Rajamangala University of Technology Phra Nakhon by the hydraulic pressure. Nowadays, the cans make by luminum material very ... -
An Analysis of defective products in auto parts factories with generalized linear mixed models
Tongkhow, Pitsanu; Sammatat, Sunee; พิษณุ ทองขาว; สุนีย์ สัมมาทัต (2016-09-28)The objectives of this research are to propose a proper model for defective products in an autoparts manufacturing industry, to apply the proposed model to the defective products data, to investigate the factors related ... -
Analysis of impacts harmonic to solve economics in power system
Rugthaicharoencheep, Nattachote; นัฐโชติ รักไทยเจริญชีพ; Chalangsut, aroon; อรุณ ชลังสุทธิ์ (2020-03-16)This research proposes technical performance evaluation and economic decence for the combination of harmonic correction devices in Industry. Currently, an electronic device is popularly applied in power network. Although, ... -
Analysis of inventory system with a Stochastic inventory model : case study of steel industries in Thailand
Sangma, Watcharin; Tongkhow, Pitsanu (2013-11-06)The objectives of this research were to select the most appropriate forecasting model for uncertain demand of hot-rolled steel and to find the purchase amount and the reorder point of some raw materials in order to minimize ... -
Analysis of steel industries in thailand : Case study of production planning and control by determination of time limited free back orders.
Sangma, Watcharin; Tongkhow, pitsanu (2011-08-29)The objectives of this research were to find the distribution of food demand for laying hens and to find the optimum amount of that food production which had minimum cost. The data consisted of customer purchase orders for ... -
Analysis of the performance of transformer in distribution system
Rugthaicharoencheep, Nattachote; นัฐโชติ รักไทยเจริญชีพ; Wannakarn, Poonsri; พูนศรี วรรณการ (2022-07-18)Ground grid design of substation is very important. It will help prevent the danger caused by the fault which causes the high step voltage and high touch voltage and may cause the operator to die. It also helps prevent ... -
Analysis of under voltage in power distribution model
Rugthaicharoencheep, Nattachote; นัฐโชติ รักไทยเจริญชีพ; Boonthienthong, Manat; มนัส บุญเทียรทอง; Woothipatanapan, Sakhon; สาคร วุฒิพัฒนพันธุ์; Nedphokaew, Supawud; ศุภวุฒิ เนตรโพธิ์แก้ว; Chalangsut, Narate; นเรศ ชลังสุทธิ์ (2023-05-31)Voltage drop is one of the power quality problems affecting power users. This happens due to the higher demand for electric power. Or a short circuit in the transmission system. This causes a voltage drop is one of the ... -
Analysis of voltage sags on the installation of distributed generation in the distribution system
Chalangsut, Aroon; Rugthaicharoencheep, Nattachote; อรุณ ชลังสุทธิ์; นัฐโชติ รักไทยเจริญชีพ (2018-09-22)This research presents an Analysis of Voltage Sags on the Installation of Distributed Generation in the Distribution System. The computer program PSCAD/EMTDC (Power Systems Computer Aided Design / Electromagnetic Transient ... -
Analysis of wastewater problems from the burning waste of palm trees at biomass and biogas power plants to find quality control methods by high voltage system
Nedphokaew, Supawud; ศุภวุฒิ เนตรโพธิ์แก้ว (2022-06-02)This research study analyzes the problem of waste water from the burning of palm trees, which are used as fuel for power generation of palm ash. It is used to ferment biogas as a fuel for power generation, where a large ... -
Application of hybrid energy for integration of the agricultural
Rugthaicharoencheep, Nattachote; นัฐโชติ รักไทยเจริญชีพ; Boonthienthong, Manat; มนัส บุญเทียรทอง (2022-07-18)The application of integrated energy use in the agriculture sector It is presented in the form of using renewable energy from solar energy to produce electricity to use in conjunction with other sources of electricity such ... -
An application of machine learning algorithms to identify success factors being promoted by repetition online learning
Sirithumgul, Pornpat; พรภัทร์ ศิริธรรมกุล (2023-05-31)This research suggests an add-on working compatibly with Google Forms to construct multiple-choice questions (MCQs). This add-on comprises two main components, including software for constructing MCQs, and a data storage ... -
An application of rubber molding process technique for prototype kitchen product with natural materials
Chattamnan, Thawachchai; ธวัชชัย ชาติตำนาญ; Prakobkit, Surasit; สุรสิทธิ์ ประกอบกิจ (2022-07-18)Most of the current containers that we put food are made of plastic or foam boxes. After the use is finished, the container becomes rubbish and will greatly affect the environment. Due to slow degradation Plus informal ... -
Application technology for studying and development of online attendance system
Prakobkit, Surasit; สุรสิทธิ์ ประกอบกิจ (2023-05-31)The system of recording time in - out through the online system will help facilitate those who enter - leave the agency. That can record the time to attend activities anywhere and help people work easier by bringing ... -
Assessment of impacts of distribution system short circuit on the oinstalled critical equipment
Prakobkit, Surasit; สุรสิทธิ์ ประกอบกิจ (2020-03-16)This research presents the studying of short circuit in distribution system that affect to critical equipment voltage sag and overvoltage while short circuit event. Lead into, the quality of electric, user. Effect on ... -
Assessment of lightning protection performance in transmission system
Rugthaicharoencheep, Nattachote; นัฐโชติ รักไทยเจริญชีพ; Prakobkit, Surasit; สุรสิทธิ์ ประกอบกิจ (2016-09-28)This Research purposes assessment of lightning performance on transmission system 69 kV in Metropolitan Electricity Authority (MEA). The case studies illustrated the lightning strike to direct top pole in order to guideline ... -
Assessment of safety in construction of building project
Monkaew, Sunun; สุนันท์ มนต์แก้ว; Nawalerspunya, Thawatchai; ธวัชชัย นวเลิศปัญญา (2020-02-18)The purpose of this research is to study assessment of safety in construction of building projects. The safety assessment form was developed by referring to the Ministerial Regulations. The safety assessment composed of 8 ... -
Bachelor of Engineer Faculty Rajamangala University of Technology Phra Nakhon with Life Long Education Career
Sa-nguanduan, Somsak; Jakchaikul, Vipa (2010-08-26)Managing the bachelor educational level of Rajamangala University of Technology Phra Nakhon is a mission goal to strengthen on science and technology and capable to recruit form the industrial markets, Eventually, the ... -
Bamboo chopsticks machine with automatic control system
Rugthaicharoencheep, Nattachote; นัฐโชติ รักไทยเจริญชีพ; Lanthanthong, Thong; ทง ลานธารทอง (2020-03-16)This research presents a bamboo chopsticks machine with automatic control system. The production of bamboo chopsticks, the current will be cut to get the machine to enter the bamboo chopsticks using the machine. The machine ...