0 Photovoltaic Developers Perspective Photovoltaic and Storage Workshop ERCOT Aruna Ranaweera, Ph.D., P.E. OCI Solar Power October 15, 2012

1 ($00) OCI Solar Power  Headquartered in San Antonio  Utility scale solar power development throughout the US  400 MW Solar PPA with CPS Energy  Consortium of companies to create 800+ solar industry jobs in San Antonio  Stage I: 50 MW to be in service in 2013  Interconnection studies in progress with ERCOT and CPS  Stages II to V from 2014 to 2016  Committed to the reliable operation of the electric power system

2 ($00) Integration of Solar Power  Studies to show that concerns are not just speculation  And understand issues correctly to implement proper mitigations  Location specific issues (related to POI)  Issues due to the size of the plant  Centralized mitigations and individual plant mitigations  Solar power forecasting by each plant and centralized forecasting managed by the Reliability Coordinator  Other RTO practices  Impact of new requirements on the competitiveness of solar power

3 ($00)  Clear application instructions: Submit Resource Registration form before the Interconnection Application?  Interconnection queue update frequency  Examples of other RTO practices:  MISO - Pre-queue workshops several times a year  PJM, MISO, CAISO, ISO-NE, NYISO - Interconnection Queue posted on the public website Generation Interconnection Process Feedback

4 ($00)  Other RTO practices: Interconnection Queue map posted on public website Generation Interconnection Process Feedback

5 ($00)  Other RTO practices: Interconnection Capacity map posted on public website Generation Interconnection Process Feedback

6 ($00) Generation Interconnection Process Feedback  Maps available on the state website