11 articles in this issue
Wahyudiono Wahyudiono, Siti Machmudah, Motonobu Goto
Recently, the utilization of sub and supercritical water has been proposed to recover waste substances from biomass. This is important not only for prevention of environmental issues, but also for rational utilization of natural resources. Sub and supercr... see more
Chaiyot Tangsathitkulchai, Supunnee Junpirom, Juejun Katesa
Solid chars were prepared from coconut shell at different carbonization temperatures in the range from 250 - 750°C and gasified in a thermogravimetric analyzer under the atmosphere of carbon dioxide at 850°C. The kinetic analysis showed an accelerating in... see more
Samuel Babatope Adejuyigbe, Bukola Olalekan Bolaji, Mabel Usunobun Olanipekun, Michael Rotimi Adu
In this paper a solar photovoltaic power supply system was developed to power office appliances. The system forms an alternative power source to the government own utility power supply in Nigeria, which is unreliable and epileptic in nature. It consists o... see more
Syed Faraz Jafri
It is an unfortunate fact that two major issues including health and safety are not given as much importance as the issue persists. In this context road safety is also another important agenda for the developing countries and the situation has become wors... see more
Kasidit Nootong, Siwaruek Nurit, Sorawit Powtongsook
This study intended to evaluate the performance of land-based aquaculture system integrating solids separating units, nitrifying biofilters, and tubular denitrifying reactor during the closed-water tilapia cultivation for 98 days. Operation of both solids... see more
Shamsun Nahar, Mahbub Hasan
Ligno-cellulosic fiber is an effective reinforcement as an alternative for man-made fiber in composite, while keeping the weight of the composite lower. In this paper, the assessment of bamboo fiber for composite was conducted with the determination of st... see more
Saravut Jaritngam, William O. Yandell, Pichai Taneerananon
Since the shortage of crushed rock as base course in some regions of Thailand, the improvement of the lateritic soil-cement as pavement base course has been evaluated. Soil cement improvement has been used for many years because of the significant improve... see more
Chakrit Yenti, Surin Phongsupasamit, Chanat Ratanasumawong
The effects of gear module, pressure angle and gear ratio on the sliding losses of a spur gear pair have been investigated analytically and experimentally in this paper. The analytical investigations were done by using the gear meshing model proposed in t... see more
Akhrawat Lenwari, Huating Chen
Unstiffened girder web gaps at the ends of transverse stiffeners that also serve as diaphragm connection plates are subjected to high local stresses during cyclic out-of-plane distortion. The out-of-plane distortion is mainly caused by the differential de... see more
Pijush Samui
This article adopts three statistical learning algorithms: support vector machine (SVM), lease square support vector machine (LSSVM), and relevance vector machine (RVM), for predicting compressive strength (fc) of concrete. Fly ash replacement ratio (FA),... see more
Yas A. Alsultannty, Nayef Al-Shammari
Technologies get dated in their life cycles and eventually their cost effectiveness is not as when they were new. One of these significant developments in air separation units is the reduction of regeneration temperature requirement and pressure drop acro... see more