1. QH-Plus Eco Ltd., J-Tower, 158-3, Seokchon-dong, Song Pa-Gu, Seoul, South Korea
2. Department of Civil and Environmental System Engineering, Hanyang University, 1271 Sa-1 dong, Ansan, Kyunggi-do, 425-791, South Korea,
3. Department of Civil and Environmental System Engineering, Hanyang University, 1271 Sa-1 dong, Ansan, Kyunggi-do, 425-791, South Korea