# APPENDIX D – STATUS OF MODELING BATTERIES FOR CALIFORNIA RESIDENTIAL CODE COMPLIANCE

Prepared By

Patrick Sullivan & Neal Kruis

Big Ladder Software LLC

1624 Market St Ste 304

Denver, CO 80202-1553

Prepared For

Southern California Edison

May 2018

This document DOES NOT contain trade secrets or commercial or financial information that is privileged or confidential and is exempt from public disclosure.

Additional Topics:

Modeling of Residential Battery/PV Systems for Self-Utilization Compliance Credit

Time Dependent Valuation

Calculating Compliance

Self-Utilization Credit

The CBECC-Res and CSE Software Packages

Battery Representation in CSE

Battery Control Strategies

Recommendations for Future Work