Solar Collector
AssigneeImproved Energy Ltd
InventorJohn CLELLAND
Life of this patent
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Abstract
A solar collector that comprises a conduit for a working fluid, and a parabolic trough reflector arranged to focus reflected sunlight onto the conduit. The parabolic trough reflector is arranged to pivot around the conduit.
Claims28
A solar collector comprising:
- a conduit for a working fluid, and a parabolic trough reflector arranged to focus reflected sunlight onto the conduit;
- wherein the parabolic trough reflector is arranged to pivot around the conduit.
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A conduit for a solar collector, the conduit comprising an inner absorber tube for carrying the working fluid, and an outer transparent insulating tube surrounding the inner absorber tube, wherein the inner absorber tube and outer transparent insulating tube are not joined to each other.
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A system comprising a heat exchanger arranged to use heat from a working fluid to generate steam, and one or more piston tanks, each piston tank comprising a first portion for receiving steam from the heat exchanger, and a second portion for containing water, wherein the first and second portions are separated by a displaceable barrier, such that steam entering the first portion increases the hydrostatic pressure within the second portion.
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Dependencies are inferred from the claim text.