California Energy Commission (CEC)

ENERGY INNOVATIONS SMALL GRANT (EISG) PROGRAM

 

Statement of Work

A Unique Dielectric Light Injector for Ultra High Efficient Photovoltaic Cavity Converters; A Novel Approach for Advanced Solar Concentrators and Directed Laser Power Beam Applications.

Ugur Ortabasi, Principal Investigator

Grant 03-27

 

Project Goal:  Design, build and test a novel Dielectric Light Injector to increase the performance of Photovoltaic Cavity Converters for ultra high efficiency Solar PV Concentrators and High Power Laser Beaming Applications for Terrestrial Use.

Project Tasks

Performance / Cost Objectives

1)   Develop ray tracing and optimization computer algorithm

Predict Light Injector efficiency and determine and flux uniformity  inside the cavity

2)   Based on Task 1 design system components and develop test procedures

 

Prepare CAD drawings for Light Injector and Integrating Sphere for testing

3)   Fabricate System components including Light Injector, Integrating Sphere for testing and assemble electronics

Demonstrate that all components meet specifications

4)   Setup test stand at NREL’s High Flux Solar Furnace facility in Golden, CO

Calibrate Integrating Sphere for testing

5)   Conduct Prototype testing.

a)      Test Light Injector

b)      Measure flux uniformity inside the Cavity

1)     Demonstrate light throughput > 95%

2)     Demonstrate flux uniformity inside the cavity is within 10%

6)   Perform manufacturing cost analysis.

 

Confirm from the project findings that the projected manufacturing cost of the Light Injector supports the projected solar electricity cost of $2/Watt

 

Reporting Requirements: 

Submit Progress Reports and Final Report in accordance with the proposed Project Schedule.

 

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