*Shohei Kasai¹ (1. Engineering, Nagasaki University, Japan.)

*Kenta Ikeda¹ (1. Nagasaki Univ.)

*Yuanchao Zhang¹, Yujing Jiang¹ (1. Nagasaki Univ.)

*Wei Han¹, Yujing Jiang¹, Ningbo Li¹, Jiankang Liu¹ (1. Nagasaki University)

*VIDHYA SAGAR DEVENDRAN¹, Jasronita Jasni¹, Norhafiz Azis¹, Mohd Amran Mohd Radzi¹ (1. ADVANCED LIGHTNING POWER AND ENERGY RESEARCH(ALPER), FACULTY OF ENGINEERING, UNIVERSITI PUTRA MALAYSIA,SERDANG,MALAYSIA)

*Samuel Oye Flemmy^1,2,3 (1. Graduate School of EngineeringDoctoral Degree(5 Year Program)Department of Advanced Technology and Science for Sustainable Development, Nagasaki University, Japan, 2. Graduate Sch of Engr. NU, Japan, 3. Graduate Sch. of Engr. NU, Japan)

*ABDURRAHMAN SALIHU ABUBAKAR^1,2 (1. Upm., 2. Utm.)

*Junta Morishita¹ (1. School of Engineering, Nagasaki University/Japan)