Browsing Faculty of Engineering by Issue Date
Now showing items 1-20 of 438
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A Dynamic Associative e-learning model based on a spreading activation network
(IEEE, 2006-05)Presenting information to an e-learning environment is a challenge, mostly, because of the hypertext/hypermedia nature and the richness of the context and information provides. This paper proposes a dynamic semantic model ... -
Design Narrow Slot Antenna for Dual Frequency
(PIERS Online, 2007)The narrow slot loop antenna and linear slot antenna fed by microstrip line are designed for dual frequency at 2.44 GHz and 5.25 GHz on the standard of IEEE 802.11b/g (2.4{2.4835 GHz), IEEE 802.11j/a (5.15{5.35 GHz), and ... -
Using Condensate Water to Reduce Heat for Finned-Tube Condenser of Air Conditioning System
(2007)Now a day the mostly air condition are use vapor compression refrigeration system in which R-22 refrigerant is used as a working substance. From the results of study, it found that the quantity of water vapor or moisture ... -
Design CPW Fed Slot Antenna for Wideband Applications
(PIERS Online, 2007)In this paper, a CPW-fed slot antenna for wideband application was designed and simulated. In order to examine the performances of this antenna, a prototype was designed at frequency 2.4 GHz and simulated with various width ... -
Finned-Tube Condenser Cleaner Machine
(2007)Now a day the mostly air condition are use the air for reducing the temperature at the condenser unit. Moreover, many dusts are adhering in area of fin coil. From this reason, the heart reduction efficiency is decreased ... -
Insulator testing set for finding the efficiency in Ozone generator design
(ISH 2007, 2007-08-27)This paper presents a testing of three insulators namely solid, fluid and gas for choosing the best electric insulators. In order to generate the ozone gas, the insulator must be selected in electrode set. Nowadays, the ... -
Electronic Data Capture Improvement by SSL Protocol for Payment Systems
(Ladkrabang Engineering Journal, 2007-09)In this paper, we have analyzed the performance of combining security system (SSL Protocol) with current TCP/IP module by porting security shareware into the EDC (Electronic Data Capture) devices. Finally, in order to ... -
The Analysis of high-Voltage Electric Field Stress in Lp and Ls coils of Tesla Transformer for studying the efficiency design
(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 ... -
The factors of resource and educational investment affecting to the number of the post graduate students of Rajamangala University of Technology Phra Nakorn
(2008)The objective of this research is to study the factors of resource and investment affecting to the number of post graduate students of Rajamangala University of Technology Phra Nakorn. The samples of this research are to ... -
การวิเคราะห์ความอยู่รอด : การศึกษาการออกกลางคันของนักศึกษา ปวส. สายช่างอุตสาหกรรม มหาวิทยาลัยเทคโนโลยีราชมงคลพระนคร วิทยาเขตพระนครเหนือ
(2008)The objectives of the study were to find the survival probabilities, the hazard rates of dropping out of the technical diploma level students at Rajamangala University of Technology Phra Nakhon, North Bangkok Campus, and ... -
การวิเคราะห์ระบบแถวคอย, กรณีศึกษาการรับสมัครนักศึกษามหาวิทยาลัยเทคโนโลยีราชมงคลพระนคร วิทยาเขตพระนครเหนือ
(2008)The objectives of the study were to find the arrival rate of applicants who applied to study at Rajamangala university of Technology Pra Nakhon, North Bangkok Campus, the service rate of admission officers, and to analyze ... -
Analysis of Electric field and Modeling Design of High Voltage Cable terminators for PD Testing Using SF6 Insulator
(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 ... -
A Microstrip Folded Resonator Sensor for Measurement of Dielectric Constant
(IEEE ECTI-CON 2008, 2008-07-23)A microstrip folded ring resonator sensor for measurement of dielectric constant in a compact area of material under test is proposed. The resonant characteristics of resonator vary with dielectric constant of material. ... -
Analysis and control of Shunt-Compensator for mitigating Unbalanced Voltages
(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 ... -
Study of Ozone Generator with Electric Fields Distribution on Water Surface
(ISH 2007, 2008-08-27)This paper proposes a study of an Ozone generator. The generator under the study is designed using the electrode with uniform field. The electrode is constructed in the plane shape with positive potential. The transformer ... -
Low Rate Wireless Sensor for Flood Monitoring System
(1st Electrical Engineering Network 2008, EENET 2008, 2008-11-20)This paper presents the development of a low rate wireless sensor. Wireless sensor networks are cheap and comprised of a small fully autonomous processing, communication and sensing devices. The purpose of this study is ... -
Power Efficient Ant Colony System Wireless Sensor Networks Using Adaptive Node Function
(มหาวิทยาลัยราชภัฎมหาสารคาม, 2008-11-23)Today wireless sensor networks are developed and comprised of a small fully autonomous processing, communication and sensing devices. It has been restricted power supply, low computing power. WSNs work in vast area, ... -
Development program for heat balance analysis fuel to steam efficiency boiler and data wireless transfer
(World Scientific and Engineering Academy and Society (WSEAS), 2009)This research aim to improve a combustion system of boiler within increase combustion efficiency and use all out of the energy. The large boilers were used in the industrial factories which consume a lot of energy for ... -
Low Rate Wireless Sensor Network Data Logger with Multi-core Microcontroller
(Multidisciplinary Studies on Sustainable Development, 2009-11-18)This paper presents the development of a data logger which collects interesting data via low rate wireless sensor network, not expensive, low power consumed sensor node. The system is wireless and more flexible to expand ... -
Adaptive Equalization Architecture Using Distributed Arithmetic for Partial Response Channels
(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 ...