The circular Fresnel type solar collecting device of point focusing twice

The circular Fresnel type solar collecting device of point focusing twice

  • CN 107,166,757 A
  • Filed: 05/18/2017
  • Published: 09/15/2017
  • Est. Priority Date: 05/18/2017
  • Status: Active Application
First Claim
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1. a kind of circular Fresnel type solar collecting device of point focusing twice, it is characterised in that including:

  • It is heat collector, secondary poly-Light device and support,The heat collector includes a concentrator and thermal-collecting tube, and a concentrator is circular Fresnel speculum, circle phenanthrene aluniteYou have focus point by speculum;

    The secondary condenser is rotational paraboloid mirror or circular Fresnel speculum, and the secondary condenser, which has, to be focused onPoint;

    The thermal-collecting tube is located at No. one time between concentrator and secondary condenser, and thermal-collecting tube is in a concentrator and two simultaneouslyThe focal spot of secondary concentrator, thermal-collecting tube carrying has energy absorbent medium;

    The support is used for concentrator of support, secondary condenser and thermal-collecting tube.

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