California Independent System Operator

Participating Generator (PG) Certification Process

CDWR Generation Resource

Development Workshop

3/29/01Kyle Hoffman

California Independent System Operator

PG Certification Process

• Overview– Contracts– ISO Metering & Energy Communication Network– Telemetry– Ancillary Services Certification– Automated Dispatching System– Certified Scheduling Coordinator

California Independent System Operator

PG Certification Process

• Applicable to:– New Generators – Restarts/Repowers

– “QF conversions” upon release from IOU Standard Offer contract

* ISO expediting PG Certification for Summer 2001 Reliability Generation

California Independent System Operator

PG Certification Process

• Execution of Contractual Agreements with the ISO– Participating Generator Agreement – Meter Service Agreement for ISO Metered Entities

– http://www.caiso.com/clientserv/agreements/

California Independent System Operator

PG Certification Process• ISO Metering Installation

– Metering Guidelines (http://www.caiso.com/clientserv/metering/guidelines/index.html)

– Installation of ISO Specification Metering by a certified installer

– Certification of meters by an independent certification company

– ISO Energy Communications Network (ECN) “ExtraNet” Connectivity

California Independent System Operator

PG Certification Process

• Energy Management System (EMS) Visibility – SCADA/Telemetry– Required of ALL generators 10 MW or greater– Required of generators 1 MW or greater

participating ISO Ancillary Services (A/S) Markets

– Telemetry Standards (http://www.caiso.com/thegrid/operations/gcp)

California Independent System Operator

PG Certification Process

• Ancillary Services (A/S) Certification– Required of generators participating in ISO Operating

Reserves Capacity or A/S Markets – A/S Certification Testing and Request Form

(http://www.caiso.com/thegrid/operations/opsdoc/gcp)– ISO Operating Procedure G-213 - “Management of

Ancillary Services Certification Testing”– Pmax, ramp rates, AGC response

California Independent System Operator

PG Certification Process

• Automated Dispatch System (ADS) Connectivity– ISO “Electronic Dispatch” system

(http://www.caiso.com/clientserv/ads)– Required of all “dispatchable” resources,

participating in ISO Real Time (RT) Energy Market

California Independent System Operator

PG Certification Process

• Select a Certified Scheduling Coordinator (SC) to Schedule Unit’s Operation within California ISO Control Area

- SC schedules generator’s power flow

- ISO reads meter via ECN

- ISO settles grid charges with generator’s SC

California Independent System Operator

ISO Market Services

• For information on the ISO Participating Generator Certification Process, please contact Client Relations at:

– 916-608-7059– http://www.caiso.com/clientserv/certification/