IP Library Granted Patent US 10,629,757
Granted Patent B2
US 10,629,757 · App. 15/833,601 · Granted Apr 21, 2020

Laminar airfoil and the assembly and mounting of solar cell arrays on such airfoils

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Quick Facts
Patent No.
US 10,629,757
App. No.
15/833,601
Granted
Apr 21, 2020
Kind
B2
Abstract

Methods of fabricating a solar cell assembly for streamlined bodies are provided. The solar cell assembly may be prepared on an assembly fixture. The solar cell assembly may then be removed from the assembly fixture and positioned on a top surface of the streamlined body. In examples, the solar cell assembly comprises a first film, an array of solar cells on top of the first film, and a second silicone film deposited over the solar cells.

Claims (24)

1. A method of fabricating a solar cell array for a substantially streamlined body comprising: providing an assembly fixture having a substantially smooth planar surface; and constructing a solar cell assembly on the smooth planar surface, wherein constructing the solar cell assembly comprises:

depositing a first silicone film directly on the planar surface of the fixture;

mounting an array of interconnected solar cells having a front light receiving side and a back side, with the back side disposed directly over the first silicone film; and

depositing a second silicone film comprising a first portion tapering in thickness and comprising a second portion directly over the front side of the solar cells so as to encapsulate the solar cells and provide a smooth surface allowing laminar flow there over, wherein the tapering in thickness of the second silicone film is no more than a gradation of two degrees.

2. The method according to claim 1 , further comprising removing the solar cell assembly from the assembly fixture and attaching the solar cell assembly on a top surface of the streamlined body.

3. The method according to claim 2 , wherein the streamlined body comprises an airfoil body, and at least a portion of the solar cell assembly is attached to a suction surface of the airfoil body.

4. The method according to claim 3 , wherein the first portion is disposed adjacent to a leading edge of the airfoil body.

5. The method according to claim 3 , wherein the first portion is adhered to the airfoil body prior to mounting the second portion on the airfoil.

6. The method according to claim 1 , wherein the first portion tapers with increasing width in a direction away from an edge of the first portion to a thickness of 0.020 inches.

7. The method according to claim 1 , wherein a thickness of the first portion of the second silicone film begins at an edge of the first portion at a thickness of between 0.003 and 0.005 inches and tapers in a direction away from the edge to a thickness between 0.020 and 0.040 inches.

8. The method as defined in claim 1 , further comprising adhering a film of ETFE material of between 0.001 and 0.020 inches in thickness over the second silicone film.

9. The method of claim 8 , wherein the step of adhering a ETFE film utilizes a pressure sensitive adhesive film.

10. The method according to claim 1 wherein the first portion increases in thickness in a direction from an edge of the second silicone film toward the array of interconnected solar cells.

11. A method of fabricating a solar cell array for a substantially streamlined body comprising: providing an assembly fixture having a substantially smooth planar surface; and constructing a solar cell assembly on the smooth planar surface, wherein constructing the solar cell assembly comprises:

depositing a first silicone film directly on the planar surface of the fixture;

mounting an array of interconnected solar cells having a front light receiving side and a back side, with the back side disposed directly over the first silicone film;

depositing a second silicone film comprising a first portion tapering in thickness and comprising a second portion directly over the front side of the solar cells so as to encapsulate the solar cells and provide a smooth surface allowing laminar flow there over; and

removing the solar cell assembly from the assembly fixture and attaching the solar cell assembly on a top surface of the streamlined body;

wherein the first portion is adhered to the top surface of the streamlined body prior to mounting the second portion on the streamlined body.

12. A method of fabricating a solar cell array for a substantially streamlined body comprising: providing an assembly fixture having a substantially smooth planar surface; and constructing a solar cell assembly on the smooth planar surface, wherein constructing the solar cell assembly comprises:

depositing a first silicone film directly on the planar surface of the fixture;

mounting an array of interconnected solar cells having a front light receiving side and a back side, with the back side disposed directly over the first silicone film; and

depositing a second silicone film comprising a first portion tapering in thickness and comprising a second portion directly over the front side of the solar cells so as to encapsulate the solar cells and provide a smooth surface allowing laminar flow there over;

wherein the first portion tapering in thickness is not deposited on the array of interconnected solar cells.

Assignments (3)
NOTICE OF RELEASE OF SECURITY INTEREST IN PATENTS Recorded Apr 12, 2019
From: CITIZENS BANK, N.A. (SUCCESSOR BY MERGER TO CITIZENS BANK OF PENNSYLVANIA), AS ADMINISTRATIVE AGENT
To: SOLAERO TECHNOLOGIES CORP.
Reel/Frame 048877/0781 →
SECURITY INTEREST Recorded Sep 10, 2018
From: SOLAERO TECHNOLOGIES CORP.
To: CITIZENS BANK OF PENNSYLVANIA, AS ADMINISTRATIVE AGENT
Reel/Frame 047341/0617 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 3, 2018
From: KRUSE, MATTHEW; HERNANDEZ, FADEL
To: SOLAERO TECHNOLOGIES CORP.
Reel/Frame 044523/0763 →