This paper presents a quantitative design procedure for electromagnetic interference (EMI) filters and investigates the effectiveness of the designed EMI filters in a digitally controlled boost power factor correction (PFC) converter. In most modern electrical equipment, the probl...
Open access
Research Article10.9734/BJAST/2016/26301
Over the years, there had been increase in the use of offshore structures. This might not be unconnected with the awareness of the importance of the maritime sector as well as the rise in energy demand. Consequently, the construction, transportation of offshore structures has dra...
Open access
Research Article10.9734/BJAST/2016/25704
This simulation study has been conducted to evaluate the performances of six different multivariate normality tests under different experimental conditions. Obtained results of 50,000 Monte Carlo Simulation showed the most reliable when the Royston (Roy), Srivastava-Hui (S-H), an...
Open access
Research Article10.9734/BJAST/2016/26256
The seasonal behaviour of thermospheric zonal winds speeds between geomagnetic latitudes 30-40 degrees north and south from 2006 to 2007 has been studied using zonal wind data recently generated from CHAMP measurements using an iterative algorithm. The period, which falls under t...
Open access
Research Article10.9734/BJAST/2016/26096
Hearing loss is known to be a worldwide common problem caused by noise, aging, disease, and heredity. The aim of this study was to investigate how hearing thresholds evolve over time and how this evolution depends on age. Hearing thresholds were measured on 226 subjects the at di...
Open access
Research Article10.9734/BJAST/2016/25948
In this study, the Rumkale Archaeological Region and its vicinity located in Gaziantep City, Turkey, were examined in terms of potential value for ecotourism activities. The region has high historical reputation and natural beauty which avails magnificent structures for visitors....
Open access
Research Article10.9734/BJAST/2016/25679
Evaluation of risk of Invasive Alien Species (IAS) with uncertain and imprcise data is a challenging task. In the present work, mathematical model for risk assessment is developed by using interval multiple linear regression analysis in which mimic unceratin and imprecise data....
Open access
Research Article10.9734/BJAST/2016/25901
Mongla upazila (sub district) of Bangladesh has the traditional practice of agriculture but now is extremely vulnerable due to frequent and intensive recurring phenomenon of natural hazards such as salinity intrusion, water logging, flood, cyclone and tidal surges. Therefore, thi...
Open access
Research Article10.9734/BJAST/2016/26007
Field surveys using questionnaires administered among cotton producers semi-openly were done in three cotton zone of Cameroon, Laïndé Massa in the North, Kilwo in the Far North and Tapi in the Adamaoua regions. The objective of this study was to evaluate the degree of appropriati...
Open access
Research Article10.9734/BJAST/2016/25509
Aim: To evaluate the influence of an adhesive on the bond strength between feldspathic ceramic and two resin cements. In addition the interface between the resinous materials and the feldspathic ceramic was evaluated microscopically. Methodology: Forty-eight feldspathic ceramic d...
Open access
Research Article10.9734/BJAST/2016/25600