1. University of Johannesburg,Department of Mechanical and Industrial Engineering Tech,Johannesburg,South Africa
2. University of Kentuckey,220-D Center for Manufacturing Bd,Institute of Research for Technology Department (IR4TD),USA
3. Oregon State University,College of Engineering,Corvallis,Oregon,USA
4. Federal University of Petroleum Resources Effurun,Department of Mechanical Engineering,Delta,Nigeria
5. James Watt South Building University of Glasgow,James Watt School of Engineering,Glasgow, G128Q,United Kingdom