Flow and Thermal Mechanisms in Receiver Tube of Parabolic Trough Collectors with Rings Axially Connected Together and Radially Connected to the Inner Tube Surface

Ali Jaber Abdulhamed, Nor Mariah Adam, Mohd Zainal Abidin Ab-Kadir and Abdul Aziz Hairuddin

Journal of Engineering and Applied Sciences 15 ( 3 ): 762 - 772 , 2020