Solar FAQs — Concentrating Solar Power — Financial Considerations
A: Trough systems are commercially available and in use today. However, because of the very low cost of today's fossil fuels, they cannot yet compete on a cost-of-electricity basis with fossil-based systems,. A favorable financing arrangement—one likely to be stimulated by green power markets—could enable parabolic troughs to begin to play a role in the marketplace, however. And as global demand for clean energy sources rises, trough systems will become more financially attractive.