[ASME ASME 2008 2nd International Conference on Energy Sustainability collocated with the Heat Transfer, Fluids Engineering, and 3rd Energy Nanotechnology Conferences - Jacksonville, Florida, USA (August 10–14, 2008)] ASME 2008 2nd International Conference on Energy Sustainability, Volume 1 - An Estimation of the Performance Limits of Dry Cooling on Trough-Type Solar Thermal Plants