Solar Energy Efficiency

The California Public Utilities Commission (CPUC) recently began implementing the California Solar Initiative (CSI) for the period 2007-2016, providing more than $2 billion in incentives over the next ten years for solar installations in existing residential homes and existing and new commercial, industrial, and agricultural properties. The California Energy Commission is involved in encouraging solar installations in new home construction through the New Solar Homes Partnership (NSHP), through a ten year, $350 million program. More information

The purpose of this letter is to make energy consultants who are Residential Certified Energy Plans Examiners (CEPEs) aware of an important role you can play in California's New Solar Homes Partnership (NSHP) and to encourage you to provide your services to program participants.
Read the whole letter here

Version 2.3 — updated 4/30/2008

This is a detailed hourly calculation tool based on the 5-parameter model developed by Dr. Beckman's group at the University of Wisconsin, incorporating detailed inverter performance modeling and uses the weather data from the 16 climate zones in California (as used by the Title 24 compliance calculations).

To learn more about solar energy efficiency, visit the Go Solar California website.