Combination concentration module of plane reflecting mirror

A planar mirror and combined technology, applied in photovoltaic modules, optics, photovoltaic power generation, etc., can solve the problems of low tracking accuracy requirements, high tracking accuracy requirements, uneven light intensity, etc., to increase the concentration multiple, Robust structure and uniform light intensity

CN101387746AInactive Publication Date: 2009-03-18上海华达运新能源科技有限公司
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Publication Date
2009-03-18
Estimated Expiration
Not applicable · inactive patent

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Abstract

The invention provides a plane mirror combination condensation module, comprising a type plane substrate and a plurality of plane mirrors mounted on the substrate, wherein each plane mirror is provided with an inclination direction and an angle relatively to the type plane substrate. When assembles the plane mirror combination condensation module and a solar light receiver into a condensation generator, each plane mirror of the plane mirror combination condensation module can condense the incident solar light to the outer surface of the solar light receiver, and the solar light condensed at the outer surface of the solar light receiver is in the form basically consistent to the outer surfaced of the solar light receiver. The plane mirror combination condensation module improves condensation powers, has uniform light intensity distribution and has low demand on the accuracy of trackers. In the assembly of a plane mirror combination condensation generator, the overall design of the plane mirror combination condensation generator can be simple and modularized, having simple and fast installment.
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Description

technical field

[0001] The invention relates to a solar power generation device, in particular to a plane reflection mirror combined light concentrating module used for making a concentrator. Background technique

[0002] Concentrating solar photovoltaic power generation can greatly reduce the cost of photovoltaic power generation. With the continuous improvement of the efficiency of new high-efficiency concentrating cells, concentrating power generation systems will become more and more important in the field of solar photovoltaic power generation. There are many forms of concentrating optical systems. At present, the main application is the parabolic reflective point focusing system. The advantages of this unit are: simple structure, convenient maintenance; easy to upgrade (you can replace the battery with higher efficiency); Variable (multiple combinations can be realized by replacing the flat mirror unit); low cost (low mirror cost, high light-gathering multiple, and re...

Examples

Embodiment Construction

[0012] see figure 1 , figure 2 , the planar reflector combined light concentrating module of the present invention includes a quasi-planar substrate 1 and a plurality of planar reflectors 2 installed on the substrate.

[0013] see figure 2 , the bottom surface 11 of the quasi-planar substrate 1 in the present invention is a plane, and the installation surface 12 for installing the plane reflector has an array composed of a plurality of inclined protrusions 121, and the inclined surfaces of each inclined protrusion 121 have different inclinations respectively. Direction and angle, so that each plane mirror installed on it also has different inclination directions and angles. When assembling the plane reflector combined light concentrating module and the sunlight receiver into a concentrated power generation device, it can be ensured that each plane reflector in the plane reflector combined light concentrating module can concentrate the incident sunlight to the sun. The out...