Secondary reflectors for solar collectors and methods of making the same
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United States of America Patent
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Oct 20, 2020
Grant Date -
Dec 28, 2017
app pub date -
Jun 23, 2017
filing date -
Jun 24, 2016
priority date (Note) -
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status (Latency Note)
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Abstract
The present disclosure relates to a device that includes a reflecting surface having a length aligned along a first axis (z), where a cross-section of the reflecting surface in a plane perpendicular to the first axis (z) forms a curve comprising a concave section positioned between a first endpoint and a second endpoint, at least a portion of the concave section is accurately approximated by a polynomial equation, an aperture is formed by a straight line connecting the first endpoint to the second endpoint, and the concave section is configured to focus a plurality of beams of light passing through the aperture onto a focal point.
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