Volume 1, Issue 2 (2010) | Energy Research Journal

Managerial Administration of Farming Machinery for Rice Production

Yosphatrachai Phuangpee — 2010-10-31

Energy Research Journal, Published online: 31 October 2010; doi:10.3844/erjsp.2010.51.54

Problem statement: This research was conducted due to an increase of agricultural machinery cost for rice production (46.00%) of farmers in Phichit province. Based on an analysis of cost reduction usi...

Sliding Mode Control with PID Tuning Technique: An Application to a DC Servo Motor Position Tracking Control

Tossaporn Chamsai — 2010-10-31

Energy Research Journal, Published online: 31 October 2010; doi:10.3844/erjsp.2010.55.61

Problem statement: In this study, a combination of a classical Sliding Mode Control (SMC) and a PID tuning technique with low-pass filter is developed for a position tracking control of a DC servo mot...

A Hybrid of Fuzzy and Proportional-Integral-Derivative Controller for Electro-Hydraulic Position Servo System

Pornjit Pratumsuwan — 2010-10-31

Energy Research Journal, Published online: 31 October 2010; doi:10.3844/erjsp.2010.62.67

Problem statement: While classical PID controllers are sensitive to variations in the system parameters, Fuzzy controllers do not need precise information about the system variables in order to be eff...

Improving the Polypropylene-Clay Composite Using Carbon Nanotubes as Secondary Filler

Salawudeen T. Olalekan — 2010-10-31

Energy Research Journal, Published online: 31 October 2010; doi:10.3844/erjsp.2010.68.72

Problem statement: Current researches have shown that the thermoplastic-clay nanocomposites have failed to live up to the earlier predictions albeit they have found some niche area of applications. Th...

Synthesis of Nanoparticles of Mixed Oxides Containing Titanium Cerium Silver and Silicon: Phase Transformation

Akkarat Wongkaew — 2010-10-31

Energy Research Journal, Published online: 31 October 2010; doi:10.3844/erjsp.2010.73.77

Problem statement: Titanium dioxide is a well known material using with self-cleaning application. This is due to its properties after exposed to UV light: Superhydrophilicity and photocatalysis. The ...

Fabrication of Composite Material from Sea Mussel Shells and White Clay as a Versatile Sorbent

Singto Sakulkhaemaruethai — 2010-10-31

Energy Research Journal, Published online: 31 October 2010; doi:10.3844/erjsp.2010.78.81

Problem statement: The removal of heavy metals contaminated in aqueous solution/wastewater has been causing worldwide concern. However, the adsorbent materials are usually limited due to their high co...

Feasibility of Using TIG Welding in Dissimilar Metals between Steel/Aluminum Alloy

Rattana Borrisutthekul — 2010-10-31

Energy Research Journal, Published online: 31 October 2010; doi:10.3844/erjsp.2010.82.86

Problem statement: Currently, in order to suppress intermetallic reaction layer formation during dissimilar metals welding between steel/aluminum alloy, only laser beam welding as self-brazing techniq...

Performance of Difference Electrode Materials in Electrical Discharge Machining of Tungsten Carbide

P. Janmanee — 2010-10-31

Energy Research Journal, Published online: 31 October 2010; doi:10.3844/erjsp.2010.87.90

Problem statement: Electrical Discharge Machining (EDM) is now a well-established machining option in many industries. Tungsten carbide (WC-Co) is an important tool and die material mainly because of ...

Effects of Aspect Ratios and Number of Meandering Turns on Performance Limit of an Inclined Closed-Loop Oscillating Heat Pipe

N. Panyoyai — 2010-10-31

Energy Research Journal, Published online: 31 October 2010; doi:10.3844/erjsp.2010.91.95

Problem statement: The purpose of this research was to determine the effects of aspect ratios and number of meandering turns on performance limit of an inclined closed-loop oscillating heat pipe. Appr...

Establishment, Verification and Application of a Correlation to Predict the Maximum Heat Flux of a Horizontal Closed-Loop Pulsating Heat Pipe

Niti Kammuang-Lue — 2010-10-31

Energy Research Journal, Published online: 31 October 2010; doi:10.3844/erjsp.2010.96.103

Problem statement: In heat pipe design, it was very important to be sure that the desired heat pipe would not operate in the MHF state. In the case of a vertical CLPHP, the MHF state and maximum heat ...

Mathematical Model of the Optimum Heat Pipe Heat Exchanger for a Condenser of Vapor-Compression Refrigeration Cycle

P. Yeunyongkul — 2010-10-31

Energy Research Journal, Published online: 31 October 2010; doi:10.3844/erjsp.2010.104.110

Problem statement: This study theoretically investigated applying heat pipe as a heat exchanger in the condenser of vapor compression refrigeration system for sustainable well-being. Split-type air co...

The Application of Ionic Liquids in Catholic Coupling of Acetophenone

Po-Chung Cheng — 2010-10-31

Energy Research Journal, Published online: 31 October 2010; doi:10.3844/erjsp.2010.111.115

Problem statement: The cathodic coupling of acetophnone was carried out in aqueous solutions containing sodium sulfate and 1-Octyl-3-Methylimidazolium Chloride ([OMIM]Cl) as supporting electrolytes. [...

A Study of Solar Reflector Efficiency of Parabolic Dual Trough

Sopa Cansee — 2010-10-31

Energy Research Journal, Published online: 31 October 2010; doi:10.3844/erjsp.2010.116.119

Problem statement: The receiver of parabolic dual trough had been designed and built in order to increase efficiency of solar radiation accumulation by using iron-aluminum sheet as an intermediate in ...

Photocatalytic Activity and Antibacterial Behavior of Fe³⁺-Doped TiO₂/SnO₂ Nanoparticles

Lek Sikong — 2010-10-31

Energy Research Journal, Published online: 31 October 2010; doi:10.3844/erjsp.2010.120.125

Problem statement: Since bacteria mainly causes damage on fresh vegetables and fruits during transportation to market, anti-bacterial TiO2 photocatalyst was applied for their packaging films. However,...

Arm Movement Recorder

Jakkrapun Chuanasa — 2010-10-31

Energy Research Journal, Published online: 31 October 2010; doi:10.3844/erjsp.2010.126.130

Problem statement: Human arm movement is widely studied nowadays. Some movements of arm are performed frequently in everyday life. Devices that can record the path of movement are important in studyin...

Reuse Water Treatment Sludge for Hollow Concrete Block Manufacture

Thaniya Kaosol — 2010-10-31

Energy Research Journal, Published online: 31 October 2010; doi:10.3844/erjsp.2010.131.134

Problem statement: This research reuses the water treatment sludge from a water treatment plant to make hollow concrete blocks. The main objectives are to increase the value of the water treatment slu...

The Influence of Foam Density on Specific Energy Absorption of Rectangular Steel Tubes

Nirut Onsalung — 2010-10-31

Energy Research Journal, Published online: 31 October 2010; doi:10.3844/erjsp.2010.135.140

Problem statement: In general, the automotive structure is targeted to absorb high impact energy with least mass as much as possible. This is in order to limit the fuel consumption. Therefore, various...

Weed Detection over Between-Row of Sugarcane Fields Using Machine Vision with Shadow Robustness Technique for Variable Rate Herbicide Applicator

A. Muangkasem — 2010-10-31

Energy Research Journal, Published online: 31 October 2010; doi:10.3844/erjsp.2010.141.145

Problem statement: Uniformly herbicide rate is used as a conventional practice in Thailand for controlling weeds in sugarcane fields. Since weeds usually grow in certain areas with non-uniformly distr...

The Thermo-Economics Analysis of the Optimum Thickness of Double-Layer Insulation for Air Conditioning Duct

N. Soponpongpipat — 2010-10-31

Energy Research Journal, Published online: 31 October 2010; doi:10.3844/erjsp.2010.146.151

Problem statement: Engineering economics played an important role in engineering design works. The net saving value was the easiest criterion to indicate the optimum design. However, the information a...

Cost Comparisons in the Rice Disinfestations between Infrared Radiations Heating Application and Chemical Application

Withaya Insorn — 2010-10-31

Energy Research Journal, Published online: 31 October 2010; doi:10.3844/erjsp.2010.152.157

Problem statement: Rice is one of importance export goods especially Hom Mali Rice. Therefore, rice storage is very important. The main enemy of Hom Mali Rice is Rice Weevil. It is a small insect and ...

Daily distribution Map of Ozone (O₃) from AIRS over Southeast Asia

Jasim M. Rajab — 2010-10-31

Energy Research Journal, Published online: 31 October 2010; doi:10.3844/erjsp.2010.158.164

Problem statement: Daily retrieved Ozone (O3) column data for 12 day for periods varying (11-18 August) 2005 and 2003 and (12-19 February) 2005, obtained from the Atmospheric Infrared Sounder AIRS, ar...

Stress-Strain Analysis of Abdominal Aortic Wall: A Case of 3D Geometry Simulation

P. Khamdaengyodtai — 2010-10-31

Energy Research Journal, Published online: 31 October 2010; doi:10.3844/erjsp.2010.165.170

Problem statement: This study analyzed stress-strain of abdominal aortic wall in 3D geometry simulation. Abdominal aorta is a portion of the aorta vessel in the abdomen which many cardiovascular disea...

Effect of Length Ratios on Heat Transfer Characteristics of Closed-Loop Oscillating Heat Pipe with Non-Uniform Diameter

P. Sakulchangsatjatai — 2010-10-31

Energy Research Journal, Published online: 31 October 2010; doi:10.3844/erjsp.2010.171.175

Problem statement: Closed-loop oscillating heat pipe is a high performance heat exchanger especially as this heat exchanger has one direction flow of working fluid inside tube. Approach: This research...

Optical Investigation and Electronic Polarizability of Nd³⁺ Doped Soda-Lime-Silicate Glasses

P. Chimalawong — 2010-10-31

Energy Research Journal, Published online: 31 October 2010; doi:10.3844/erjsp.2010.176.181

Problem statement: This study researched on different physical and optical properties of Nd3+ doped soda-lime-silicate glass. The glasses containing Nd3+ in (65-x)SiO2: 25Na2O: 10CaO: xNd2O3 (where x ...

Computational Study of Hybrid Water Heater with Evacuated Glass Tube Solar Collector and Rice Husk Combustion

Piyanun Charoensawan — 2010-10-31

Energy Research Journal, Published online: 31 October 2010; doi:10.3844/erjsp.2010.182.188

Problem statement: The thermal performance modeling of hybrid water heater with evacuated glass tube solar collector and flue gas of rice husk combustion was developed. The solar global radiation and ...

Effect of Elicitors and Precursors on the Synthesis of Anthocyanin in Grape Vitis vinifera Cell Cultures

Nay Min Min Thaw Saw — 2010-10-31

Energy Research Journal, Published online: 31 October 2010; doi:10.3844/erjsp.2010.189.192

Problem statement: Nowadays, plant cell suspension cultures and immobilized cells are being utilized for the higher yield and quality of the products than extraction of whole plants. Anthocyanins are ...

Modeling and Optimization of the Vortex Tube with Computational Fluid Dynamic Analysis

K.K. Zin — 2010-10-31

Energy Research Journal, Published online: 31 October 2010; doi:10.3844/erjsp.2010.193.196

Problem statement: This study illustrated the influence of the Length to Diameter (L/D) on the fluid flow characteristics inside the counter-flow Ranque-Hilsch vortex tube predicted by Computational F...