Ercot Voltage Support Service

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Glossary - V

    http://www.ercot.com/glossary/v
    Voltage Support Service (VSS) An Ancillary Service that is required to maintain transmission and distribution voltages on the ERCOT Transmission Grid within acceptable limits. Quick Links

Services - ercot.com

    http://www.ercot.com/services/
    Account Management Services : Market Support Services: A dedicated support team serving ERCOT Market Participants’ needs. Provides market-wide communications and guides Market Participants through registration, business analysis, tool usage, and market education.

ERCOT Nodal Protocols

    http://www.ercot.com/content/meetings/tptf/keydocs/2007/0322/20_NPRR_Voltage_Support.doc
    6.6.7.2 Voltage Support Charge . ERCOT shall charge each QSE representing LSEs the total payment for Voltage Support Service as specified in Section 6.6.7.1, Voltage Support Service Payments, based on a Load Ratio Share. The charge to each QSE for a given 15 …

ERCOT Protocols & Operating Guides on Reactive Testing

    http://www.ercot.com/content/wcm/key_documents_lists/54515/Reactive_Testing__ERCOT_Protocols_Op._Guides.pdf
    ERCOT in coordination with the Transmission Service Providers (TSPs) shall establish and update, as necessary, the ERCOT System Voltage Profile for all Electrical Buses used for Voltage Support in the ERCOT System and shall post all Voltage Profiles on the Market Information System (MIS) Secure Area.

ERCOT Reliability Plan

    https://www.nerc.com/comm/OC/ORS%20Reliability%20Plans%20DL/ERCOT_Reliability_Plan.pdf
    ERCOT Responsive Reserve Service (RRS) immediately responds to system frequency through governor response or under frequency relay operation and maintains the response level for the period of service commitment.

ERCOT MARKET EDUCATION Transmission 101

    http://www.ercot.org/content/wcm/training_courses/109600/TRN101_M7_Topics.pdf
    • may be modified by a Real -Time instruction from ERCOT or the interconnecting TSP, (or TSP’s agent) through the Generation Resource or it’s QSE. Voltage Support Service (VSS) • An Ancillary Service that is required to maintain transmission and distribution voltages on the ERCOT Transmission Grid within acceptable limits.

ERCOT Protocols

    http://www.ercot.org/content/mktrules/nprotocols/current/TOC-070114.doc
    3.15 Voltage Support 3-136. 3.15.1 ERCOT Responsibilities Related to Voltage Support 3-140. 3.15.2 DSP Responsibilities Related to Voltage Support 3-141. 3.15.3 QSE Responsibilities Related to Voltage Support 3-141. 3.16 Standards for Determining Ancillary Service Quantities 3-142. 3.17 Ancillary Service Capacity Products 3-144. 3.17.1 ...

Client Services - Electric Reliability Council of Texas

    http://www.ercot.com/services/client_svcs/
    ERCOT supports this objective through a team of power industry experienced, service professionals within Client Services. The Client Services Department provides a number of services to Market Participants, serving their needs from market entry to daily operations.

Future Ancillary Services in ERCOT

    http://www.ferc.gov/CalendarFiles/20140421084800-ERCOT-ConceptPaper.pdf
    Emergency Response Service, Voltage Support, Reliability Must-Run (RMR) units and Black Start Services are not in scope at this time. Future Ancillary Services in ERCOT PUBLIC 6 ... Future Ancillary Services in ERCOT PUBLIC 3.

ERCOT Nodal Protocols

    http://www.ercot.org/content/mktrules/issues/nprr/026-050/034/keydocs/034NPRR-01_Conforming_Section_10_to_Nodal_Format_102706.doc
    (2) Transmission Service Providers (TSPs) and Distribution Service Providers (DSPs) are the only Entities authorized to provide Settlement Meter data to ERCOT. ERCOT shall maintain a Meter Data Acquisition System (MDAS) to collect generation and consumption energy data for settlement purposes under these Protocols.

ERCOT Nodal Protocols

    http://www.ercot.org/content/mktrules/issues/nprr/026-050/034/keydocs/034NPRR-01_Conforming_Section_10_to_Nodal_Format_102706.doc
    (2) Transmission Service Providers (TSPs) and Distribution Service Providers (DSPs) are the only Entities authorized to provide Settlement Meter data to ERCOT. ERCOT shall maintain a Meter Data Acquisition System (MDAS) to collect generation and consumption energy data for settlement purposes under these Protocols.

ERCOT Potomac Economics

    https://www.potomaceconomics.com/markets-monitored/ercot/
    ERCOT is a non-profit corporation that operates wholesale markets that coordinate the scheduling of power on an electric grid consisting of 75,000 megawatts of generation capacity and 43,000 miles of high-voltage transmission. ERCOT’s members include retail consumers, investor- and municipally-o wned electric utilities, rural electric co-ops ...

State Estimation Performance Monitoring at ERCOT

    http://www.iitk.ac.in/npsc/Papers/NPSC2016/1570262945.pdf
    Analysis (RTCA), Voltage Security Assessment Tools (VSAT), Voltage Support Service (VSS) and other advanced network as outage evaluation, week-ahead, day-ahead and hour-ahead. , it is important to ensure the correctness and accuracy of the SE solution provided to other advanced network application functions. ERCOT uses GE Grid [4] EMS system

ERCOT Renewable Integration - ETH Z

    https://ethz.ch/content/dam/ethz/special-interest/itet/institute-eeh/power-systems-dam/documents/Seminar/Integrating%20renewables%20into%20Texas%20grid.PDF
    Responsive Reserve Service (RRS) • ERCOT procures Responsive Reserve Service, which is used during generator trip events for frequency support; • There are two types of resources currently providing RRS : − Generators, deploying RRS though primary frequency response (PFR), i.e. governor response with 5% droop and deadband of ±17 mHz.

ERCOT ISO’s Experiences in Handling Voltage Related …

    https://www.researchgate.net/profile/C_Thompson3/publication/252049598_ERCOT_ISO%27s_experiences_in_handling_voltage_related_issues_in_the_control_center/links/56c5cb4408aeeeffa9e7ed6b.pdf?origin=publication_detail
    associated with voltage control identified in the ERCOT Interconnection is Voltage Support Service (VSS). VSS is a mandatory Ancillary Service, and is defined by the ERCOT

Renewable Integration and Resiliency of the Power Grid

    https://www.energy.gov/sites/prod/files/2017/06/f34/fcto_may_2017_h2_scale_wkshp_sharma.pdf
    ERCOT is a nonprofit organization and regulated by the Public Utility Commission of Texas, ... Voltage Support Service ... Renewable Integration and Resiliency of the Power Grid presentation by Sandip Sharma, Electric Reliability Council of Texas, at the H2@ Scale Workshop, held May 23 24, 2017, in Houston, Texas. ...

VALIDATING SETTLEMENT FOR ERCOT NODAL MARKET

    https://www.powercosts.com/wp-content/uploads/2011/06/EUCI_Validating_Settlement_ERCOT_Nodal_March11.pdf
    2 Register Today! Call 303-770-8800 or visit www.euci.com VALIDATING SETTLEMENT FOR ERCOT NODAL MARKET March 17-18, 2011 OVERVIEW This two-day seminar uses simple case studies to illustrate the new settlement rules for the new

Public Utility Commission of Texas Electric/Gas Workshop ...

    https://www.puc.texas.gov/agency/topic_files/101/PUC-Oncor_Trans_Dist%20Overview.pdf
    ERCOT Provide regulated transmission and distribution service to facilitate operations of the wholesale and retail entities Provide metering services to facilitate operation of the ERCOT market Invest in and build infrastructure to support a growing economy Quickly respond to outages (e.g., storms, natural disasters) and restore

Ancillary services (electric power) - Wikipedia

    https://en.wikipedia.org/wiki/Ancillary_services_(electric_power)
    Ancillary services are the services necessary to support the transmission of electric power from seller to purchaser given the obligations of control areas and transmitting utilities within those control areas to maintain reliable operations of the interconnected transmission system.. Ancillary services are the specialty services and functions provided by the electric grid that facilitate and ...

Black start - Wikipedia

    https://en.wikipedia.org/wiki/Black_start
    The purpose of this change was to simplify procurement and encourage provision of the black start service. The final method of procurement is competitive procurement as used by the Electric Reliability Council of Texas (ERCOT). Under this approach, ERCOT runs a market for black-start services.

Texas to Overhaul Its Grid-Balancing Services With Energy ...

    https://www.greentechmedia.com/articles/read/Bring-on-the-energy-storage
    Texas to Overhaul Its Grid-Balancing Services With Energy Storage ... provide valuable services,” ERCOT wrote in its ancillary services redesign request. ... voltage support and black-start ...

Voltage Profile Working Group - ercot.org

    http://www.ercot.org/committee/vpwg
    The purpose of the VPWG is to formalize a framework of requirements and criteria associated with the coordination necessary to produce Voltage Profiles for the ERCOT System. This coordination may include appropriate Protocol and Guide changes necessary to support development and implementation of the Voltage Profiles.

Committees and Groups - ercot.org

    http://www.ercot.org/committees/
    In the ERCOT stakeholder process – from working groups, task forces, and subcommittees, to the Technical Advisory Committee and the ERCOT Board of Directors – Market Participants, along with ERCOT Staff, work together to ensure a reliable bulk electric system and equitable access to the ERCOT …

1 III II I II II II I 0 - Texas

    http://interchange.puc.texas.gov/Documents/46304_11_1016764.PDF
    DC tie should be required to provide Voltage Support Service (VSS). ERCOT' s work on directive 6 is not yet complete, however, as ERCOT is currently drafting a report to memorialize these study results. Additionally, further discussion with stakeholders and Southern Cross must occur before



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