Review of CAISO Wholesale Electricity Market Trends. Anjali Sheffrin, PhD. APEX Sydney Conference California Electricity Wholesale Market Trends October 13, 2008. California operates within the Western Electric Coordinating Council.
Anjali Sheffrin, PhD.
APEX Sydney Conference
California Electricity Wholesale Market Trends
October 13, 2008
California’s current peak load is about 60,000 MW, with CAISO peak of 50,270 MW
Western Electric Coordinating Council is an interconnected region and has a peak of about 160,000 MW
Average Monthly Spot Markups and 12-Month Competitiveness Index, 2003-07
New generation in Southern California largely offset by retirements and load growth.
Major gains in Central & Northern California.
Problem all-time system peak of 50,270
Inefficient serial study approach
Weed out non -viable projects
Fragmented transmission planning
Study projects in groups
Allocate network upgrades prorate
Feed projects with Interconnection Agreements into the CAISO transmission planning process
Increase financial commitments and consequences for delay or withdrawal
Accelerate site control requirements
Require binding financial commitments for signing interconnection agreements
Centralize transmission planning
Rate of return adders for transmission investment2. The reform proposal seeks to resolve flaws in an innovative manner.
(i) accept bids from demand response resources in their markets for ancillary services on a basis comparable to any other resource;
(ii) permit aggregators to submit bids for demand response on behalf of retail customers; and
(iii) adopt “scarcity pricing” to raise bid caps during periods of operating reserve shortage.