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Imbalance Price Calculation

I-SEM UPDATE – IMBALANCE PRICES AND HOW THEY ARE CALCULATED

The Irish power imbalance market has seen significant volatility since it went live on 1 October with thirty minute prices ranging from a high of €1,453.1/MWh to a low of negative €272.7/MWh. One of the most common questions that we have been asked since 1 October is “How are Imbalance Prices calculated?”.
The purpose of this Insight is to provide an overview of the complex rules which governs the Imbalance Price calculation.

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I-SEM Day Four

The First Week of I-SEM: Day Four

Since the first pricing emerged from the I-SEM on 30th September, market participants, particularly wind generators, have been considering what these prices mean for them. In this post, we explore the implications of these prices for REFIT wind generators. Over the first two days of generation, prices have been highly volatile with half hourly imbalance prices ranging from a negative €261/MWh to a positive €684.05/MWh.

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I-SEM

The First week of I-SEM: Day Three

I-SEM Day Three: Imbalance price volatility continues. Imbalance prices in I-SEM may be scaring people at the moment. Imbalance is just the “froth” on top of the 4.5GW that is traded at the “normal” and “understandable” prices, but it has the ability to capture imaginations and instil fear. Right now, our fifty-something hours of I-SEM experience includes ten hours of negative imbalance prices and two hours above €150/MWh.

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I-SEM Transmission

The First Week of I-SEM: Day Two

Since Part One in this series we have witnessed the first full day of electricity delivered under the I-SEM system. I suppose it felt like any other day to most people, but to the cognoscenti this was a seminal (I-SEMinal?) moment: the final step in our transition to the brave new world of the European target model.

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I-SEM Wind Farm

The First Week of I-SEM: Day One

It was always a brave move to start a market on the same day as a new quarter, on the first day of industry winter, and on a Monday. With this in mind, teams of traders, commercial staff and IT teams across the country traipsed into the office yesterday with some trepidation… would it function as intended?

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RESS Publication

Renewable Electricity Support Scheme (RESS) High Level Design

Last week we saw the release of the Renewable Electricity Support Scheme (RESS) High Level Design from the DCCAE. The report provides an interesting insight into both the policy ambitions for the state over both the near term and the next 12 years, and equally regarding the desire to see a technological diversity in the renewable sector over that period.

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