As part of our Countdown to COP campaign, Utility Week presents a showcase of some of the most promising energy storage technologies. Tom Grimwood explores the potential – and the limitations – of solutions ranging from flow batteries to liquid air energy storage and the use of gravity, among others.

By Tom Grimwood

Latest

This month saw a milestone reached in UK Power Networks’ (UKPN) high-profile scheme to replace the three transformers at the substation buried beneath Leicester Square. James Wallin visited the site to find out more about the unique challenges presented by this very public project.
Analysis

Editor's picks

Collaborative innovation within the water sector is currently high on the agenda, thanks to the Ofwat Innovation Fund. A team from the University of Sheffield has distilled its work on how best to build partnering relationships that lead to viable innovations into a new downloadable guide for the sector.
Opinion
In the second of three articles, BPF Pipes Group (a division of the British Plastics Federation) explores the policy drivers behind the circular economy, and how recycling and re-use can bring us into better alignment with the natural world.
Comment
Utility Week’s report explores the need for change to historical low voltage network monitoring approaches from DNOs and highlights advances in technology which can help them derive multi-layered value from new monitoring investments.
Downloads
Utilities are increasingly looking to digital twins as a way of tackling many of the customer, net zero, regulatory and operational challenges they face. What lessons can be learnt from sectors that are already using this technology?
Opinion
Over three quarters of senior utilities leaders have concerns that a lack of robust data about the sustainability of internal and supply chain operations will hamper delivery of net zero transition goals, according to new research conducted by Utility Week.
News
Energy suppliers are concerned about the rising use of auto switching services. So what steps can they take to combat or compete with their appeal to consumers? This was the focus of discussion at a recent Utility Week roundtable.
Market insight
The Utility Week Awards are returning to London’s Grosvenor Hotel this December. See a full list of categories and find out how to enter here.
Market insight
Changes to energy consumption patterns and the increasing prevalence of renewables will require more agile transmission and distribution infrastructure. Matt Brough of Burns & McDonnell looks at the role modular substations can play in this mix.
Comment
The clamour for net zero, increased energy demand and shortages related to Brexit and the coronavirus pandemic have left utility companies overstretched and potentially vulnerable to unethical behaviours infiltrating supply chains. Utility Week invited industry experts to have their say on tackling poor practice.
News
The Utility Week Awards are returning to London’s Grosvenor Hotel this December. See a full list of categories and find out how to enter here.
Market insight
Over three quarters of senior utilities leaders have concerns that a lack of robust data about the sustainability of internal and supply chain operations will hamper delivery of net zero transition goals, according to new research conducted by Utility Week.
News
The Energy Networks Association profiles some of the key projects underway across the country to accelerate the switch to electric vehicles.
Opinion
An Innovate UK trial to reduce clutter for on-street electric vehicle (EV) charging has gone live. The first chargepoints have been installed as part of the Subsurface Technology for Electric Pathways (STEP) project, funded by the Office for Zero Emission Vehicles (OZEV) and delivered by Innovate UK
News
A network of EV charging stations is taking shape, but what if this technology is joined by a rival methodology, wireless charge-as-you-drive? Researchers are already laying test strips in roadways, and Western Power Distribution is examining the implications for its networks. UW Innovate spoke to WPD innovation manager Yiango Mavrocostanti.
Interviews
Greater flexibility could cut energy system costs by £16.7 billion per year by 2050, according to new research from the Carbon Trust and Imperial College London. The report said flexibility should be embedded into all sectors of the energy system – power, heat and transport – to reduce the impact and cost of their decarbonisation.
News
The challenge of scaling up the smart meter roll-out is shared across gas, water and electricity companies. As the panel debate and workshop at the Utility Week Live Summit discussed, smart meters prepare consumers for the changes to come on the net zero journey. But is there are also a case for using the energy sector's new dual band communications network for smart water meters too? Read on to hear more about delegates' views.
Analysis
The energy sector is seeing a rapid evolution of customer journeys and channels, with consumer expectations growing all the time. But are the energy market and the systems changing fast enough to meet these needs? This new white paper from Coeus Consulting considers some of the key challenges facing technology leaders across the energy sector and their wider significance.
Downloads
Local authorities are facing the dual pressures of boosting investment and decreasing emissions. However, these goals are not mutually exclusive. As part of our Countdown to COP series, SSE’s Stephen Stead looks at how forward-thinking councils are seeking to use the post-Covid economic recovery to modernise their energy infrastructure.
Opinion
Vodafone's head of innovation Danny Kelly tells Utility Week about its new software platform that he says will allow water companies to combine data from both new hardware and legacy assets to create smarter networks.
News
Portsmouth has begun a smart meter trial ahead of a wider rollout during AMP8. Water efficiency manager Lianne Riggs told Utility Week customers are less interested in saving money because bills are low but environmental messages do resonate.
News
Yorkshire Water, with the University of York, has begun work on a research hub to improve efficiency of wastewater treatment and extract value from sludge processing while working towards its 2030 net zero carbon ambitions
News
Eight years ago, Anglian Water developed a new hydrolysis technology to maximise biogas production from the anaerobic digestion of sewage sludge – a process that also reduced operating costs and carbon emissions. Steve Riches, Anglian’s lead for HpH technology, explains that the system is now ripe for wider adoption.
Analysis
Power quality issues such as voltage sags and surges were the root cause of unexplained outages at a Severn Trent water treatment works (WTW) near Melbourne, Derbyshire. Stuart Dealing, ABB’s product marketing manager, looks at how installing active voltage conditioners (AVCs) resolved the issues.
Analysis
Ben Aston, biodiversity specialist at Yorkshire Water, sheds light on the firm's joint investment in pollinator superhighways and their impact on managing its water catchments.
Analysis
Yorkshire Water, with the University of York, has begun work on a research hub to improve efficiency of wastewater treatment and extract value from sludge processing while working towards its 2030 net zero carbon ambitions
News
Water companies in the UK are facing new legislation to deal with the sewage discharge problem, plus continued regulatory pressure on leaks and water quality. But tech solutions, such as virtual modelling via a ‘digital twin’, are bringing results to water companies in Germany, Sweden and the UK, as Andrew Welsh, sales director for global water technology company Xylem reports.
Comment
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