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Thomas Edwards

Jun 7 • 5 tweets • 1 min read

I’m at the #RET this morning, going to be talking about future power prices - and looking forward to the panel discussion on market design!

ESO looking at “tactical” initiatives for this winter in the winter outlook to help with worst case scenarios - expect publication in august

NGESO: next NOA analysis will show significantly higher annual constraint costs than £2.5bn from last report

E&Y: three parties stand to gain from nodal pricing - poyry, baringa and aurora

( and Cornwall Insight too - we can model nodal prices as well)

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More from @NotionalGrid

Thomas Edwards

@NotionalGrid

Mar 8

I’ve been thinking about what role coal can play in an energy security strategy, first I don’t think there is a need to reverse the coal closure policy by 2025 – its essentially a fait-accompli at this point 1/10

Perhaps a strategic restart of coal this winter can help keep prices down by reducing exposure to international gas prices, there are three challenges here: Can we restart the closed or closing plant? Is coal actually cheap? Do the coal plant have enough hours to run in? 2/10

West Burton Closed two units last year, Drax and Ratcliffe are signalling to close some units ahead of the start of the CM delivery year – these could presumably be delayed over the winter – This total about 3.2GW 3/10

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Thomas Edwards

@NotionalGrid

Apr 3, 2020

@Steward_T

@Steward_T These are the tests I apply to a market design

@Steward_T

@Steward_T This is roughly how I understand that fits into BETTA

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@Steward_T There is this about missing money in RES dominated markets with a need for reliability - they argue for better price formation
sciencedirect.com/science/articl…

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Thomas Edwards

@NotionalGrid

Nov 4, 2019

The long-form commission decision on the Capacity Market is available here ec.europa.eu/competition/st…

On DSR no evidence was submitted to show DSR had significant Capital requirements which would require long-term agreements

But the commission welcomes GBs commitment to allow all participants to access longer-term agreements if they can demonstrate the required capital spend

Read 9 tweets