INTEGRATED STRUCTURAL SOLAR MODULE AND CHASSIS
A solar module having a curved surface to facilitate shedding of accumulated snow and water. The module can also be angled to achieve the same. The module includes a housing with a curved or angled upper surface and solar cells are positioned within the housing.
1 . A solar module assembly, comprising:
a solar module having a convexly curved or angled plate like body defined by a curved or angled transparent top layer of the solar module disposed over a curved or angled bottom layer of the solar module, wherein a plurality of solar cells are disposed between the curved or angled transparent top layer and the curved or angled bottom layer such that light receiving sides of the solar cells face the curved or angled transparent top layer; and
a curved or angled support to retain the curved or angled solar module, the curved or angled support including a curved or angled support top surface that substantially contacts and conforms to the curved or angled bottom layer of the solar module.
2 . The solar module assembly of claim 1 , wherein the solar module is curved or angled along a longitudinal axis of the solar module.
3 . The solar module assembly of claim 2 , wherein the curved or angled support extends along the longitudinal axis of the solar module.
4 . The solar module assembly of claim 1 , wherein the curved or angled support top surface is defined by a continuous curved top surface of a continuous support member.
5 . The solar module assembly of claim 1 , wherein the curved or angled support top surface is defined by a substantially discontinuous curved surface formed by top surfaces of a plurality of support members.
6 . The solar module assembly of Claim, 5 wherein the plurality of support members includes at least two curved cross members extending between and secured to two side members.
7 . The solar module assembly of Claim, 5 wherein the plurality of support members includes a center member and at least two curved rib members attached to and extending outwardly in opposite directions from the center member.
8 . The solar module assembly of Claim, 1 further including retainer members to cooperate between the ends of a curved or angled support and the edges of the solar module to hold the solar module in engagement with the curved or angled support.
9 . The solar module assembly of Claim, 1 further including attachment elements on the opposite side of the curved or angled support top surface to install the solar module assembly on an application surface.
10 . The solar module assembly of claim 1 , wherein the attachment elements further include interlocking members shared by adjacent solar module assemblies.
11 . The solar module assembly of claim 1 , wherein the curved or angled top layer of the module is one of a tempered glass and polymer.
12 . The solar module assembly of claim 1 , wherein the curved or angled support is made of a polymer material.
13 . The solar module assembly of claim 2 , wherein the solar module comprises a convexly curved or angled plate like body that has an arc shaped cross section extending along the longitudinal axis.
14 . The solar module assembly of claim 2 , wherein the curved or angled support has an arc shaped cross section extending along the longitudinal axis.
15 . The solar module assembly of claim 13 , wherein the arc shaped cross section has a height in the range of 10 mm to 200 mm from peak of arc to the midpoint perpendicular to chord of the arc.
16 . The solar module assembly of claim 14 , wherein the solar cells are CIGS based solar cells.
17 . The solar module assembly of claim 14 , wherein the solar cells are flexible solar cells.
18 . The solar module assembly of claim 14 , wherein the solar cells are curved solar cells.
19 . A solar module comprising:
a plurality of solar cells;
a solar module body having a top transparent layer and a bottom layer and first and second lateral edges, wherein the transparent layer and bottom layer define a space that receives the plurality of solar cells and wherein a portion of the top transparent layer is elevated with respect to the first and second lateral edges to facilitate snow and water sliding off of the top transparent layer towards the first and second lateral edges.
20 . The module of claim 19 , wherein the plurality of solar cells are CIGS based solar cells.
21 . The module of claim 19 , wherein the solar module body is curved and has a curved top transparent layer.
22 . The module of claim 19 , wherein the radius of curvature of the solar module body is within the range of approximately 2.2 m to approximately 7.0 m.
23 . The module of claim 22 , wherein the plurality of solar cells are curved with a radius of curvature that corresponds to the radius of curvature of the solar module body.
24 . The module of claim 22 , wherein the curved top transparent layer defines a continuous curved top surface.
25 . The module of claim 22 , wherein the curved top transparent layer defines a substantially discontinuous curved top surface.
26 . The module of claim 19 , wherein the solar module body is angled about an angle defined by a central portion of the solar module body.
27 . The module of claim 26 , wherein the solar module body is angled at an angle that falls substantially within the range of approximately 2° to approximately 30°.