%0 Journal Article %T Modeling and Characteristic Analysis of a Solar Parabolic Trough System: Thermal Oil as the Heat Transfer Fluid %A Zhai Rongrong %A Yang Yongping %A Yan Qin %A Zhu Yong %J Journal of Renewable Energy %D 2013 %I Hindawi Publishing Corporation %R 10.1155/2013/389514 %U http://dx.doi.org/10.1155/2013/389514