Meet the editor

Wael I. A. Aly is Professor of Mechanical Engineering and Head of the Department of Refrigeration and Air Conditioning Technology, Faculty of Industrial Education, Helwan University. Dr. Wael obtained his PhD (2007) from Okayama University, Japan, in the field of Thermofluids. His MSc (1997) was in the field of RHVAC from TUE, The Netherlands. He obtained his BSc (1994) in Mechanical Engineering from Benha University, Egypt. He

is a certified reviewer for 20 international journals. Dr. Wael's current research work is in the fields of applications of nanofluids in thermal systems, heat transfer enhancement and heat pipes, absorption and adsorption refrigeration using solar power and engine exhaust gases, turbulent flow drag reduction, and computational fluid dynamics. He has published more than 35 papers.

Contents

*by Wael I.A. Aly*

*by Chunsheng Guo*

Loop Heat Pipe

*and Xinru Wang*

**Preface III**

**Chapter 1 1**

**Chapter 2 5**

**Chapter 3 25**

**Chapter 4 49**

Study of a Novel Liquid-Vapour Separator-Incorporated Gravitational

*by Xudong Zhao, Chuangbin Weng, Xingxing Zhang, Zhangyuan Wang* 

Introductory Chapter: Recent Advances in Heat Pipes

*by Bala Abdullahi, Raya K. Al-dadah and Sa'ad Mahmoud*

Thermosyphon Heat Pipe Technology

The Recent Research of Loop Heat Pipe
