Resource interconnection related definitions and acronyms

Find definitions and acronyms related to interconnecting a resource with the ISO balancing authority.  They originate from the ISO Tariff and the Business Practice Manual for Definitions and Acronyms.  Please see the Glossary for a complete list of ISO definitions and acronyms. 

 

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Definition
  
AApproved Project Sponsor Agreement
An agreement between an Approved Project Sponsor and the CAISO establishing the terms and conditions under which the Approved Project Sponsor will complete the siting and construction of the transmission facilities that the Approved Project Sponsor was selected to construct and own under Section 24. Among other terms, the Agreement shall include any binding cost control measures, including cost caps, that the Approved Project Sponsor specified in its proposal.
Appendix A of the CAISO Tariff
CCAISOCalifornia Independent System Operator
The California Independent System Operator Corporation, a state chartered, California non-profit public benefit corporation that operates the transmission facilities of all Participating TOs and dispatches certain Generating Units and Loads.
Appendix A of the CAISO Tariff
CCluster Application Window
The time period for submitting Interconnection Requests as set forth in Section 3.3 of Appendix Y.
Appendix A of the CAISO Tariff
CClustering
The process whereby a group of Interconnection Requests is studied together, instead of serially, for the purpose of conducting the Interconnection System Impact Study.
Appendix A of the CAISO Tariff
CCHP ResourceCombined Heat and Power Resource
A Generating Unit that produces electric energy and forms of useful thermal energy used by an industrial or commercial host for industrial, commercial, heating or cooling purposes or a Generating Unit that produces electricity from waste heat from an industrial or commercial host.
Appendix A of the CAISO Tariff
CCODCommercial Operation Date
The date on which a Generating Unit or project phase at a Generating Facility commences Commercial Operation as agreed to by the applicable Participating TO, the CAISO, and the Interconnection Customer pursuant to Appendix E to the Large Generator Interconnection Agreement, and in accordance with the implementation plan agreed to by the Participating TO and the CAISO for multiple individual Generating Units or project phases at a Generating Facility where an Interconnection Customer intends to establish separate Commercial Operation Dates for those Generating Units or project phases.
Appendix A of the CAISO Tariff
CConstruction Activities
Actions by a Participating TO that result in irrevocable financial commitments for the purchase of major electrical equipment or land for Participating TO’s Interconnection Facilities or Network Upgrades assigned to the Interconnection Customer that occur after receipt of all appropriate governmental approvals needed for the Participating TO’s Interconnection Facilities or Network Upgrades.
Appendix A of the CAISO Tariff
DDeliverability Assessment
The On-Peak Deliverability Assessment and the Off-Peak Deliverability Assessment.
Appendix A of the CAISO Tariff
DDERDistributed Energy Resource
Any resource located on the distribution system, any subsystem thereof, or behind a customer meter in a Utility Distribution Company or a Metered Subsystem.
Appendix A of the CAISO Tariff
DDistributed Energy Resource Provider Agreement
An agreement between the CAISO and a Distributed Energy Resource Provider, a pro forma version of which is set forth in Appendix B.21.
Appendix A of the CAISO Tariff
DDistribution System
The distribution assets of an IOU or Local Publicly Owned Electric Utility
Appendix A of the CAISO Tariff
DDynamic Schedule
A telemetered reading or value which is updated in Real-Time and which is used as an Interchange Schedule in the CAISO Energy Management System calculation of Area Control Error and the integrated value of which is treated as an Interchange Schedule for Interchange accounting purposes.
Appendix A of the CAISO Tariff
GGenerating Facility
An Interconnection Customer's Generating Unit(s) used for the production and/or storage for later injection of electricity identified in the Interconnection Request, but shall not include the Interconnection Customer's Interconnection Facilities.
Appendix A of the CAISO Tariff
GGeneration
Energy delivered from a Generating Unit.
Appendix A of the CAISO Tariff
GGIDAPGeneration Interconnection and Deliverability Allocation Procedures
The Interconnection procedures applicable to an Interconnection Request pertaining to a Generating Facility processed under Appendix DD.
Appendix A of the CAISO Tariff
GGenerator
The seller of Energy or Ancillary Services produced by a Generating Unit.
Appendix A of the CAISO Tariff
GGIAGenerator Interconnection Agreement
The form of Interconnection Agreement applicable to an Interconnection Request pertaining to a Generating Facility processed under the interconnection procedures set forth in Appendix Y. For a Large Generating Facility, a pro forma version of the Interconnection Agreement is set forth in Appendix CC. For a Small Generating Facility, a pro forma version of the Interconnection Agreement is set forth in Appendix T.
Appendix A of the CAISO Tariff
GGIDAPGenerator Interconnection and Deliverability Allocation Procedures
The Interconnection procedures applicable to an Interconnection Request pertaining to a Generating Facility processed under Appendix DD.
Appendix A of the CAISO Tariff
GGIPGenerator Interconnection Procedures
The interconnection procedures applicable to an Interconnection Request pertaining to a Generating Facility processed under Appendix Y.
Appendix A of the CAISO Tariff
GGenerator Interconnection Study Process Agreement
The agreement between the CAISO and the Interconnection Customer for conducting the Interconnection Studies for a proposed Generating Facility processed under Appendix Y, a pro forma version of which is accepted by FERC, posted on the CAISO Website, and set forth in Appendix Y.
Appendix A of the CAISO Tariff
GGroup Study
The process whereby more than one Interconnection Request is studied together, instead of individually, for the purpose of conducting one or more of the Interconnection Studies or analyses therein.
Appendix A of the CAISO Tariff
IISPIndependent Study Process
The GIP or GIDAP procedure for evaluating an Interconnection Request for a Generating Facility independently of the process applicable to a Generating Facility assigned to a Queue Cluster or the Fast Track Process.
Appendix A of the CAISO Tariff
IIBAAIntegrated Balancing Authority
CAISO Orientation Module
IInterconnection
Transmission facilities, other than additions or replacements to existing facilities that: i) connect one system to another system where the facilities emerge from one and only one substation of the two systems and are functionally separate from the CAISO Controlled Grid facilities such that the facilities are, or can be, operated and planned as a single facility; or ii) are identified as radial transmission lines pursuant to contract; or iii) produce Generation at a single point on the CAISO Controlled Grid; provided that such interconnection does not include facilities that, if not owned by the Participating TO, would result in a reduction in the CAISO’s Operational Control of the Participating TO’s portion of the CAISO
Appendix A of the CAISO Tariff
IInterconnection Agreement
A contract between a party requesting interconnection and the Participating TO that owns the transmission facility with which the requesting party wishes to interconnect.
Appendix A of the CAISO Tariff
IInterconnection Customer
Any entity, including a Participating TO or any of its Affiliates or subsidiaries, that proposes to interconnect its Generating Facility, or modify its existing interconnection, with the CAISO Controlled Grid.
Appendix A of the CAISO Tariff
IInterconnection Customer’s Interconnection Facilities
All facilities and equipment, as identified in Appendix A of the Large Generator Interconnection Agreement, that are located between the Generating Facility and the Point of Change of Ownership, including any modification, addition, or upgrades to such facilities and equipment necessary to physically and electrically interconnect the Generating Facility to the CAISO Controlled Grid. Interconnection Customer's Interconnection Facilities are sole use facilities.
Appendix A of the CAISO Tariff
IInterconnection Feasibility Study
A preliminary evaluation conducted by the Participating TO(s), CAISO, or a third party consultant for the Interconnection Customer of the system impact and cost of interconnecting the Generating Facility to the CAISO Controlled Grid, the scope of which is described in Section 6 of the Standard Large Generator Interconnection Procedures.
Appendix A of the CAISO Tariff
IInterconnection Financial Security
Any of the financial instruments listed in GIP Section 9.1 set forth in Appendix Y that are posted by an Interconnection Customer.
Appendix A of the CAISO Tariff
IInterconnection Handbook
A handbook, developed by the Participating TO and posted on the Participating TO’s website or otherwise made available by the Participating TO, describing technical and operational requirements for wholesale generators and loads connected to the Participating TO’s portion of the CAISO Controlled Grid, as such handbook may be modified or superseded from time to time. Participating TO’s standards contained in the Interconnection Handbook shall be deemed consistent with Good Utility Practice and Applicable Reliability Criteria. In the event of a conflict between the terms of the LGIP or SGIP and the terms of the Participating TO’s Interconnection Handbook, the terms in the LGIP or SGIP shall apply.
Appendix A of the CAISO Tariff
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