Enhai Liu

School of Energy and Building Environment Engineering, Henan University of Urban Construction, Pingdingshan, China

Tingting Yu

School of Energy and Building Environment Engineering, Henan University of Urban Construction, Pingdingshan, China

Shengyong Liu

Key Laboratory of Renewable Energy of Ministry of Agriculture, Henan Agricultural University, Zhengzhou, China

Hongwei Liu

School of Energy and Building Environment Engineering, Henan University of Urban Construction, Pingdingshan, China