1. Mechanical Power Engineering Dept., Faculty of Engineering, Zagazig University, Al-Sharkia 44519, Egypt
2. Environmental Engineering Dept., Faculty of Engineering, Zagazig University, Al-Sharkia 44519, Egypt
3. Mechanical Engineering Dept., College of Engineering, King Faisal University, Al-Ahsa 31982, Saudi Arabia
4. State Key Laboratory of Coal Combustion, School of Energy and Power Engineering, Huazhong University of Science and Technology, Wuhan 430074, Hubei, P. R. China