Blog Posts on Control Reserve

mFRR (manual Frequency Restoration Reserve)

What is mFRR (manual Frequency Restoration Reserve / R3)? Definition mFRR is the manual Frequency Restoration Reserve that helps to stabilize the frequency of the electricity grid. In most countries the TSO (Transmission System Operator) is responsible for its procurement and activation. The mFRR (also R3 or tertiary reserve) helps to restore the required grid More… (Published: 14. April 2021 by Marie Volkert)
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Opening the aFRR Market in Belgium – A unique and innovative 2 step auction model

When Next Kraftwerke expanded its operations to Belgium in 2014, one of its goals was to convince the transmission grid operator Elia to open its automatic Frequency Restoration Reserve (aFRR) market for all technologies. aFRR, also known as secondary reserve, has historically been provided by a handful of gas fired power plants operated by two or three companies. (Published: 10. March 2021 by Elias, Paul)
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The (electric) engine is running – How to use EVs for grid balancing

After two years of development, in August 2020, Next Kraftwerke and Jedlix started offering secondary reserve power (aFRR) to the Dutch grid using a pool of electric vehicles (EVs). Nick Hubbers, Jedlix, and Elias De Keyser, Next Kraftwerke, talk about their ambitions, how they realized this project, and what they learned along the way on using electric vehicles to balance the grid. Fasten your seat belts and keep reading! (Published: 18. November 2020 by Lotte)
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What is the Electricity Balancing Guideline (EBGL)?

What is the Electricity Balancing Guideline (EBGL)? Definition The Electricity Balancing Guideline (EBGL) was created by the European Commission to establish and regulate the smooth exchange of balancing energy across the internal borders of the European Union. This guideline, which came into force as Regulation 2017/2195, sets the framework for the stabilization of the electricity More… (Published: 2. June 2020 by Christian Sperling)
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Balancing Services

What are Balancing Services? Definition Balancing Services are reactive short-term means to level out frequency deviations in the power grid. Balancing Services (sometimes also called control reserve) is one out of many ancillary services that system operators have to provide a secure power supply. Balancing Services include Balancing Energy and Balancing Capacity . Balancing Energy More… (Published: 20. May 2020 by Marie Volkert)
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The Corona crisis and the electricity market

The COVID-19 pandemic shakes up the world - but the power grid in Europe remains stable. What ensures this stability and how do the electricity markets in Germany and Europe react to the situation? (Published: 31. March 2020 by Christian)
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Ancillary Services

What are ancillary services? Definition Ancillary services ensure a proper operation of the power grid . The grid operators (transmission grid operators and distribution grid operators) are responsible for ancillary services. To ensure a reliable power supply, it is necessary that frequency, voltage, and power load remain within certain limits . This does not happen More… (Published: 27. November 2019 by Nils Quak)
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Lessons learnt from Germany’s mixed price system

Jan de Decker, Paul Kreutzkamp and Elias de Keyser from Next Kraftwerke Belgium explain in this blog what lessons can be learnt from the roughly nine months of the mixed price system on the reserve power market in Germany. (Published: 23. July 2019 by Jan, Elias, Paul)
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The big sellout at the Control Reserve Market

How the mixed-pricing system turns the security of the electricity grid into a speculative mass: On the sixth, 12th and 25th of June 2019, market distortions occurred in Germany; some of which had severe effects on the electricity grid. (Published: 4. July 2019 by Jan, Christian)
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Merit order

What does merit order mean? Definition In the energy industry, the term ‘merit order’ describes the sequence in which power plants are designated to deliver power, with the aim of economically optimizing the electricity supply. The merit order is based on the lowest marginal costs. These are incurred by a power plant and refer to More… (Published: 14. February 2019 by Nils Quak)
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