Browsing Faculty of Engineering by Author "[email protected]"
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115kV Circuit breaker analysis for maintenance plan
Ruksnit, Sira; ศิระ รักสนิท; Kongsang, Rittiras; ฤทธิราช กองแสง (2023-05-31)HV power distribution system circuit breaker are important devices in substations. Such as Malfunction or deterioration of equipment with in the substation, will directing impact on the stability of the power distribution ... -
4 axis helicopters (con rotor)
Udompong, Natthawut; Cheewharungrueamgku, Piyapong; Sirikhemapoorn, Thanawut (2018-07-22)Four core helicopter project (Con Rotor) that coordinates with a GPS unit with a survey prepared for aerial photography and GPS positioning system with GPS and the flight logs with GPS. Making helicopter 4 cores with ... -
Abrasive wear behavior of diffusion layer by Pack Cementation on low carbon steel
Rittipuakdee, Suporn; lee, sukangkana; Pianthong, Nalin; Meemonglol, Napisphon (2014-07-09)This research aims to study abrasive wear behavior of diffusion layer by pack cementation on low carbon steel. Chemical compositions of pack cementation include 42wt% Ferro-silicon, 17wt% sand, 3wt% NH4Cl, 12wt% clay, ... -
An adaptive active band-pass filter by using tachometer circuit
Sripayang, Klao; เกล้า ศรีพยางค์ (2023-03-10)This thesis presented the design and construction of an adaptive active band-pass filter by using a tachometer circuit. The main part was the multi voltage-mode filter circuit based on an operational transconductance ... -
Adaptive Equalization Architecture Using Distributed Arithmetic for Partial Response Channels
Chivapreecha, Sorawat; Jaruvarakul, Aungkana; Jaruvarakul, Nivat; Dejhan, Kobchai (IEEE ISCE, 2010-02-22)This paper proposes a design and implementation of transversal adaptive digital filter using LMS (Least Mean Squares) adaptive algorithm. The filter structure is based on Distributed Arithmetic (DA), which is able to ... -
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 ... -
An Alerting Wireless Sensor System for Long Period of Immobilized Elderly in a Residential Room
Nilas, Nilamit (2011-05-18)This paper presents a low cost wireless sensor network system which is developed to be an alerting system for relatives or caregivers when the elder is immobile for a long period. The alerting signal is sent via the ... -
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 ... -
Analysis and control of Shunt-Compensator for mitigating Unbalanced Voltages
Srisongkram, W.; Phanthuna, N.; Boonchiam, P.; Subsingha, W.; Mithulananthan, N. (IEEE, 2008-08-05)This paper presents the analysis and the control of shunt-compensator for improving unbalanced voltages of power distribution systems in Thailand. The shunt-compensator is connected to the low voltage level in power ... -
Analysis of compound material behavior for brake pad and linings at difference temperatures
Pajobsuk, Surasak; Kahan, Aekpot; Koedsong, Aeknat; Khaodang, Prateep (2018-07-21)Brake system is used the friction between disk and pads. In the driving conditions, the brake behavior from the driver is difference. Based on this reason, the damage on disk and pads are occurring. Nowadays, the ratio of ... -
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 Electric field and Modeling Design of High Voltage Cable terminators for PD Testing Using SF6 Insulator
Lantharthong, Thong; Nedphograw, Supawud; Hiranvarodom, Somchai; Apiratikul, Promsak (2008-07-06)This paper presents the analysis of electric field by using FEMLAB simulation tool to find the optimal electric field and component designs. Design of Cable terminator is tested by finding PD Value with IEC standard. This ... -
The Analysis of high-Voltage Electric Field Stress in Lp and Ls coils of Tesla Transformer for studying the efficiency design
Thongkeaw, Somkieat; Nedphograw, Supawud; Plangklang, Boonyang; Apiratikul, Promsak (icee2008, 2008)This article presents The Analysis for high-Voltage Electric Stress in Lp and Ls coils of Tesla Transformer for studying the efficiency design. The tesla transformer is designed at 350kV rating Voltage and 120 kHz resonant ... -
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 mixed form of instruction using mixed reality technology instructional media
นฤเทพ สุวรรณธาดา (2013-08-16)This paper proposes an application of mixed Reality Technology in 3d Virtual instructional media in order to reduce the problems of learning with imagination, learning without seeing, and failure to understand complicated ... -
Analysis of power quality in distribution system with wind power generator
Phromtrai, Phirasak; พีระศักดิ์ พรมไตร (2020-09-29)This Thesis presents an analysis of wind turbines in a power distribution system that has a wind power source. By comparing the wind turbine with 3 blades and 4 wind turbines while there is no distribution in the distribution ... -
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 stress concentration and deformation of run-flat tires for passenger cars by finite element method
Minaboon, Poomin; ภูมินทร์ มินาบูรณ์ (2023-01-15)The research aimed to study parameters affecting the stress intensity and stress distribution as well as the deformation of run-flat tires for passenger cars using the Finite element method. Both experimental methods and ...