Patent ID: 8887712

Claim:
A solar collection system, comprising: an enclosure having a transmissive surface positioned to transmit solar radiation; a receiver positioned below the transmissive surface, the receiver including an elongated conduit carrying a working fluid, the elongated conduit having a first point that is fixed longitudinally relative to the enclosure and a second point that is extendible longitudinally under a thermal load; a plurality of suspension members positioned along the conduit to suspend the conduit from the enclosure, wherein the conduit is horizontal between the first and second points when the conduit is at a first temperature, and wherein the second point is elevated relative to the first point when the conduit is at a second temperature less than the first temperature, and a hanger supporting the receiver at the second point, wherein the hanger is positioned generally vertically when the conduit is at the first temperature, and wherein the hanger is inclined relative to vertical when the conduit is at the second temperature.