World Journal of Engineering: Volume 12 Issue 3

Large-amplitude vibration of imperfect angle-ply laminated rectangular plate with viscous damping

He Huang, David Hui

This paper solves the modified-Duffing ordinary differential equation for large-amplitude vibration of imperfect angle-ply rectangular composite plate. Viscous damping is then…

Weibull distribution for determination of wind analysis and energy production

Faruk Oral, İsmail Ekmekçi, Nevzat Onat

In recent years, decreasing reserves and environmental problems related with fossil fuels have increased the demand for clean and renewable energy sources, as with all over the…

The characteristics of air pollution episodes in autumn over the southern Hebei, China

Fenfen Zhang, Litao Wang, Jing Yang, Mingzhang Chen, Zhe Wei, Jie Su

In this study, the Models-3/Community Multiscale Air Quality Model (CMAQ) coupled with the Mesoscale Modeling System Generation 5 (MM5) was employed to simulate the air pollution…

A hybrid intelligent algorithm for optimum forecasting of CO2 emission in complex environments: the cases of Brazil, Canada, France, Japan, India, UK and US

A. Azadeh, M. Sheikhalishahi, M. Hasumi

This study presents a hybrid meta-modeling algorithm for optimum carbon dioxide (CO₂) emission estimation. It is composed of artificial neural network (ANN), fuzzy linear…

Research on recognition of coal and gangue based on image processing

Lihong Li, Haijiang Wang, Lei An

In order to avoid the waste of water resources and environmental pollution caused by separating coal and gangue in the traditional methods, a novel method based on image…

Study on paste pumping characteristics based on double pumps in parallel

Guimei Wang, Shaohua Jin, Buqin Zhang, Fugui Yang, Xiaoli Ji

The coal reserves overlain by buildings, water bodies and railways are estimated to be about 14 billion tons in China. Based on the concept of green mining, in order to save the…

Analysis of lift and drag coefficients of a GT2 racing car at various speeds with movable wheels and ground

Albert Boretti

The paper proposes a study of a GT2 racing car with a computational fluid dynamic (CFD) tool. Results of STAR-CCM+ simulations of the flow around the car in a wind tunnel with…

Studying with small sample for leaching behavior of heavy metals based on the fuzzy theory

Yongqiang Zhang, Weihong Wu, Qingbin Liu, Long Sheng

The research on leaching behaviors of heavy metals in municipal solid waste incineration (MSWI) fly ash is of great significance. Because of the limitations like experimental…

Exergoeconomic analysis and performance assessment of selected gas turbine power plants

S.O. Oyedepo, R.O. Fagbenle, S.S. Adefila, Md. Mahbub Alam

In this study, exergoeconomic analysis and performance evaluation of selected gas turbine power plants in Nigeria were carried out. The study was conducted using operating data…

Design experiments for voice commands using neural networks

Abdelouahab Zaatri, Norelhouda Azzizi, Fouad Lazhar Rahmani

This paper presents the use of a Multi-Layer Perceptron Neural Nets (MLP-NN) for voice recognition dedicated to generating robot commands. Our main goal concerns the estimation of…

Determining the best model for estimation the monthly mean daily global solar radiation on a horizontal surface – A case study in Nigde, Turkey

Afsin Gungor, Murat Gokcek, Fusun Yalcin, Abdulkadir Kocer, Ismet Faruk Yaka, Gozde Tugce Sardogan

Knowledge of the local solar radiation is important for many applications of solar energy systems. The global solar radiation on horizontal surface at the location of interest is…