TTWG Studies Update September 11, 2019 TTWG Studies Study - PowerPoint PPT Presentation

TTWG Studies Update September 11, 2019

TTWG Studies Study Description Stage / Next steps • P1 – System Planning Overview of costs, drivers and Report sent on September 10 th transmission planning in Alberta • Includes past and future system project TTWG costs • F1 – Tariff Design Historical ISO tariff design overview Navigant selected • Overview Other industry pricing and tariffs Kicking off this review week • Jurisdictional review including functionalization, classification, allocation and opportunity services review. • F2 – Line Correlation Correlation analysis of line power flow Data compiled. Analsyis versus system load and regional load Analysis in • First Stage: 240kV or greater lines or progress line segments 2

TTWG Studies (cont’d) Study Description Stage / next steps • A1 – Historical and Hourly historical and forecast load, Data posted on Forecast Load, historical generation by market AESO website on Historical Generation participant category, type and region September 11th • C1 – Classification – Cost classification can be achieved Deferred Average & Excess through analyzing line loading and TTWG offer to determining average and excess line lead? loading to create fixed, volumetric and variable classifications • C2 – Classification – Cost classification can be achieved Deferred Minimum System through analyzing minimum system TTWG offer to and optimum system to create fixed, lead? volumetric and variable classifications • C3 – Classification – Cost classification can be achieved Deferred Fixed and Variable through analyzing fixed and variable TTWG offer to costs to create fixed, volumetric and lead? variable classifications 3

TTWG Studies (cont’d) Study Description Stage / next steps • R1 – Value of Service Review the value of electricity service Engage external to customers and their potential consultant responses • A2 – Rate Classes Alberta legislative and regulatory In progress review of barriers and hurdles for new rates or rate classes • R3 – Bonbright Review Bonbright’s criteria of rate design and Review complete and Report applicability to the transmission tariff Next steps? • R4 – Historical Review past market participant In progress Coincident Peak response to monthly coincident peak Response pricing signal – monthly MWs and monthly dollars. 4

Next steps – September and October • Finalize identified studies and circulate to TTWG for discussion and next steps • TTWG homework • Meeting schedule options 5

Thank you