Lumen Maintenance Testing of Off‐grid Lighting Products Apr 01, 2012 | Technical Notes, Solar Energy Kits, English, Global, Product testing This Technical Note covers methods for measuring lumen maintenance of LED-based off-grid lighting products, focusing on low-cost methods to evaluate a product’s ability to provide long-term lighting s...
Lighting Global Quality Assurance Update 2012 Mar 01, 2012 | Stakeholder Feedback, Solar Energy Kits, English, Global, Quality Standards This document is a summary of the changes that were suggested to the Lighting Global Quality Assurance framework and includes notes on whether each change will be implemented....
LED Electronic Control Circuits for Off-grid Lighting Products Nov 01, 2011 | Technical Notes, Solar Energy Kits, English, Global This Technical Note introduces basic concepts in electronic design for low power off-grid lighting products and suggests ways to improve power efficiency....
Optical Control Techniques for Off-grid Lighting Products Jul 01, 2011 | Technical Notes, Solar Energy Kits, English, Global, Product Design This Technical Note introduces basic concepts in optical design for low power off-grid lighting products and suggests ways to improve optical efficiency. It is intended for manufacturers, distributors...
Lighting Efficiency and Product Design Optimization Apr 01, 2011 | Technical Notes, Solar Energy Kits, English, Global, Product Design This Technical Note discusses lighting product design from an energy and efficiency perspective....
Specifying LEDs: How to Read an LED Datasheet Jan 01, 2011 | Technical Notes, Solar Energy Kits, English, Global This Technical Note discusses information found on an LED datasheet and is intended to give engineers, system designers, and manufacturers assistance in reviewing LED packages and making purchasing de...
Compliance Counts: A Practitioner’s Guidebook on Best Practice Monitoring, Verification, and Enforcement for Appliance Standards & Labeling Sep 01, 2010 | Guidance Documents, Solar Energy Kits, Fans, TVs, Refrigerators, Solar Water Pumps, English, Global, Standards Compliance & Enforcement This Guidebook provides practical information on compliance frameworks based on the experiences of existing S&L programs....
LED Lumen Depreciation and Lifetime Mar 01, 2010 | Technical Notes, Solar Energy Kits, English, Global, Product Design This Technical Note examines the light output (over time) of an LED light source, also known as LED lumen depreciation or lumen maintenance....
Thermal Management for LEDs Jan 01, 2010 | Technical Notes, Solar Energy Kits, English, Global, Product Design This Technical Note discusses thermal management techniques and good system design for LEDs...