Energy storage and flexibility

  • Energy storage and flexibility

    Waiting to connect: the problems and solutions for network connection queues

    The number of grid applications has risen significantly in recent years, resulting in increased pressure on the electricity networks to facilitate new connections. In its Energy Security Strategy, the UK government set out ambitions for 95% of electricity to be sourced from low carbon generation by 2030, and for the...

  • Business supply and services

    What happened in 2022 in the energy market?

    The GB energy market never stands still and 2022 was no different. In this infographic, we look back at some key happenings from the past year in different segments of the GB energy market.  Click the image below to see our snapshot.

  • Energy storage and flexibility

    “Co-location, co-location, co-location”: Benefits and challenges

    Key take-aways of the launch event   By Jamie Maule, Dr Matthew Chadwick & Nick Fothergill (Partner – Weightmans LLP) As part of the UK’s transition to net zero, the electricity generation mix needs to evolve, with increasing amounts of renewable capacity required to meet net zero commitments. To maximise...

  • Energy storage and flexibility

    Energy Market Bulletin: 2022 Review of Power and Gas

    2022 has positioned itself firmly as one of the most memorable for the energy sector in recent years. We have witnessed seismic changes in the wholesale cost of energy, transformational proposals for market reform and two new Prime Ministers. In our last Energy Market Bulletin report of 2022, we have...

  • Energy storage and flexibility

    Balancing Reserve: ESO proposes new regulating reserve service

    In recent months National Grid ESO has been developing a new reserve service to improve the management of the system and enable the grid to accommodate zero carbon operation of the electricity system by 2025. On 28 September the ESO first announced at their Autumn 2022 Markets Forum, a proposal...

  • Business supply and services

    Predicted fall in the April 2023 Price Cap but prices remain significantly above the EPG  

    Our latest Default Tariff Cap (price cap) forecasts for April – June 2023 (Q223) have dropped by over £600 since the last widely released figures on 17 October1. The average consumer is now predicted to pay £3,702 from April, when the Energy Price Guarantee (EPG) comes to an end. Forecasts...

  • Business supply and services

    Lighting the blue touch-paper on electricity cash-out reform 

    There has been a lot of debate about decoupling wholesale gas from wholesale power prices. Part of the reason for the link is the way cash-out/imbalance prices work. These are the rates at which power market participants are charged for the power they have over or under-bought. The current very...

  • Energy storage and flexibility

    From zero to hero: Can CfDs split markets and reduce costs this winter?

    Given media comment on the imposition of a revenue cap for low carbon generators instead of migration of existing projects onto a CfD, please find below a blog published by Cornwall Insight three weeks ago. Not only did this note the possibility of the revenue cap being a fall back...

  • Energy storage and flexibility

    Electricity network reform: where are we now?

    In its Energy Security Strategy (ESS), the UK government set out ambitions for 95% of electricity to be sourced from low carbon generation by 2030 and for the UK to have a fully decarbonised electricity system by 2035. In order to accommodate this ambition, the electricity network will need to...

  • Energy storage and flexibility

    National Grid ESO’s ‘early view’ winter report 2022/23

    We have published an alert on National Grid Electricity System Operator's Winter 2022/23 early view report.  The ESO considers that it is important for industry to be provided with a rough understanding of the situation to come, through the early view report. It is operating under the assumption that the peak...

  • Energy storage and flexibility

    National Grid ESO’s ‘early view’ winter report 2022/23

    We have published an alert on National Grid Electricity System Operator's Winter 2022/23 early view report.  The ESO considers that it is important for industry to be provided with a rough understanding of the situation to come, through the early view report. It is operating under the assumption that the peak...

  • Energy storage and flexibility

    Dialing up the unknowns on network charging

    In a world of open governance code modifications, change is a constant. You only have to look at the number of code modifications ongoing at any one time – National Grid lists 36 modifications in development relating to transmission network charging alone – for evidence of that. But in recent...

  • Energy storage and flexibility

    Network charging – what’s been going on and why should I care?

    Across Great Britain there are ~810,000km of wires and underground cables that make up our electricity network. Split between the higher voltage, transmission system and the lower voltage distribution system, these lines and cables are responsible for transporting electrons up and down the country to provide consumers with the necessary...

  • Energy storage and flexibility

    Five key trends from the flexible asset PPA market

    On 20 May, we published our sixth edition of our Flexible Asset PPA Market report. This is our biannual survey and analysis of the Power Purchase Agreement (PPA) market for flexible assets in GB, seeking to understand the market size, active offtakers and optimisers in the space, latest market trends,...

  • Announcement

    2021/22 Australian energy insights report

    Analytics on key current developments in the Australian energy industry are available Cornwall Insight Australia has released a compilation of Australian energy insights, charts, and analyses. The report includes the topics of energy storage and flexibility, generation (all technologies), power prices, low carbon generation, FCAS, policy and regulation, and transmission...

  • Energy storage and flexibility

    Oil prices are dropping, so why are bills still high?

    https://youtu.be/kEvKyeFGZb4 Video transcript Oil prices dropping… why are my bills still high? Last week, in particular, gas and power prices were very low. Gas for one day was 35p/th similar to what we were used to The drop is because Britain is now a major transit point for gas to...

  • Announcement

    The Energy Security Bill explained – from the Queen’s Speech

    On Wednesday 11 May, the Queen's Speech was delivered which announced that an Energy Security Bill will be introduced at some point over the next parliamentary session. What is the Energy Security Bill and what does the Government state the benefits will be? https://www.youtube.com/watch?v=vLfmkM0mAqc What are the main elements of...

  • Energy storage and flexibility

    Dynamic Regulation launches

    National Grid ESO (NGESO) launched the Dynamic Regulation (DR) service on 8 April, with the first auction held at 14:30 on the EPEX auction platform. DR is the second new product that the ESO has introduced to manage frequency on the system, as the system operator introduces a suite of...

  • Energy storage and flexibility

    All-Island Power Market Outlook to 2030

    This report provides an annual overview of trends for the All-Island Power Market out to 2030 using outputs from Cornwall Insight’s latest forward curve for the All-Island (AI) Single Electricity Market (SEM) covering Northern Ireland and the Republic of Ireland. This publication is based on comprehensive market and asset-level power...

  • Energy storage and flexibility

    The changing face of flexibility markets

    Flexibility markets are undergoing a period of evolution in Great Britain, as the electricity system operator (ESO) looks to transition away from the legacy response and reserve services to a new suite of faster-acting services which are designed to support a zero-carbon grid. We saw the first of these new...

  • Energy storage and flexibility

    Unlocking routes to market

    On 19 January 2022, a webinar hosted by Cornwall Insight in partnership with the law firm Weightmans focused on routes to market for renewable projects that may not secure a contract during the fourth allocation round of the 'Contracts for Difference' (CfD) auction, which opened in December 2021. In the...

  • Energy storage and flexibility

    Emerging utility business models

    This article is from our latest Energy Spectrum and the January 2022 issue of EEnergy Informer, a newsletter edited by Fereidoon Sioshansi of Menlo Energy Economics and editor of Variable Generation, Flexible Demand. As numerous prior articles have pointed out, the traditional utility business model seems to be on its...

  • Business supply and services

    2021 top energy insights

    View our 2021 top insights; the top podcast, insight paper, 'Chart of the week' and blog. Click the boxes below to read the full articles. You may need to log in or create a free Cornwall Insight to continue reading. Download

  • Energy storage and flexibility

    Cornwall Insight Australia develops 5-minute model for Benchmark Power Curve

    Cornwall Insight Australia has developed a 5-minute model for their Benchmark Power Curve (BPC), improving the granularity of their price forecasts from 30 minutes to 5 minutes dispatch for the first five years of the 30-year forecast. Cornwall Insight Australia’s BPC helps market participants understand trends in future prices and...

  • Energy storage and flexibility

    The new face of frequency response – 1 year of Dynamic Containment

    In October 2020, National Grid Electricity System Operator (NGESO) implemented the soft-launch of the Dynamic Containment (DC) service, the first in a new suite of faster-acting frequency response services. Since its launch, the DC service has been the most lucrative response service and has grown considerably in the past year....

  • Announcement

    FCAS price curves extended to meeting increasing battery asset technical life

    Research from Cornwall Insight Australia shows that the pipeline of proposed storage projects is growing substantially to over 26GW of announced projects in the market and that the expected technical lifetime of those assets is increasing. As a result, Cornwall Insight Australia has announced an increase in its Frequency Control...

  • Energy storage and flexibility

    Batteries, the Capacity Market and the challenge of Extended Performance – Part 2

    In a previous blog published on Monday 25 October, we discussed the issue of Extended Performance Tests within the GB Capacity Market (CM). In summary, due to degradation overtime it is currently not possible for batteries to be paid for their full capacity in the CM without risking significant fines....

  • Energy storage and flexibility

    Five highlights from our latest PPA market research

    Recently, as part of both our Renewable PPA Market Share and Green Power Forecast reports, we have undertaken research into the renewables PPA market, hearing views from generators, offtakers and other renewables PPA market participants. Our recent Chart of the Week detailed the latest research from our Renewable PPA Market...

  • Energy storage and flexibility

    Batteries, the Capacity Market and the challenge of Extended Performance – Part 1

    Optimising site configuration and trading strategy for battery assets is a challenge, developers need to consider access to different markets, trading capabilities and risk appetite. These are in addition to physical and location considerations such as technical limitations and network charging. However, one thing that has always been taken as...

  • Energy storage and flexibility

    Investor optimism sparks PPA competition

    In recent months, Cornwall Insight has issued several of our regular subscription reports from our PPA Insights Service covering both renewable and flexibility Power Purchase Agreement (PPA) markets, namely the Green Power Forecast, Renewable PPA Market Share and Flexible PPA Market reports. As part of these reports, we conduct surveys...