Resources

… and work to improve clarity of the Electricity Risk Curves reporting in relation to contingent storage and Watch … https://www.transpower.co.nz/system-operator/planning-future/security-supply-annual-assessment TRANSPOWER … Transpower as the grid owner cancelled and delayed some transmission outages to release affected generation. The New …

… risk curves must— (a) assume full availability of installed transmission and generation assets, unless reasonably … operator’s assumptions, about— (i) existing generation and transmission capabilities; and (ii) expected generation and … energy and capacity margins. 11. Weekly security of supply report 11.1 The system operator must prepare and publish a …

… © Transpower New Zealand Limited. All rights reserved. ii Report Purpose To provide information on ancillary service … 09:00 A grid emergency was declared to remove South Island transmission circuits from service to assist with managing … 10:45 A grid emergency was declared to remove North Island transmission circuits from service to assist with managing …

… to,” querying whether it refers to connections to the transmission grid (grid) or to a local network. A submission … Operator and asset owners, thereby enabling better project planning and resource management for both parties. … be impractical since model validation and the associated report (m2) are typically only available three months …

… 220 kV grid backbone 2. SYSTEM CONDITIONS Transpower’s 2022 Transmission Planning Report (TPR) identified five system conditions which …

… of the committed project test set out in Part B of this report. Contingency Plan A plan that identifies power system … Code. Contingent events include the loss of any single transmission circuit or generating unit, but do not include … AOPO Asset Owner Performance Obligations APR Annual Planning Report AUFLS Automatic Under-Frequency Load …

… will significantly affect build timelines for generation, transmission, and distribution. The SO needs to explicitly consider how regulatory change affects its planning assumptions. ● The connection and commissioning … improvements in connection process timelines, and that it report publicly on progress against those targets. …

… risk curves must— (a) assume full availability of installed transmission and generation assets, unless reasonably … operator’s assumptions, about— (i) existing generation and transmission capabilities; and (ii) expected generation and … energy and capacity margins. 11. Weekly security of supply report 11.1 The system operator must prepare and publishmake …

… additional capacity available. • Grid Owner to increase transmission offers where generation may be constrained. Low … to provide more generation. • Grid Owner to increase transmission offers where generation may be constrained. • … preparing our draft Security of Supply Assessment (SOSA) report for consultation which is anticipated to open later …

… include contingent storage, so they differ from those reported by NZX National storage remains above the nominal … within the North Island, with constraints binding due to transmission outages. HVDC transfer • HVDC transfer has been … https://www.transpower.co.nz/system-operator/planning-future/system-security-forecast …