United Kingdom
Hydrogen Jet Fire from a Thermally Activated Pressure Relief Device (TPRD) from Onboard Storage in a Naturally Ventilated Covered Car Park
Aug 2021
Publication
Hydrogen jet fires from a thermally activated pressure relief device (TPRD) on onboard storage are considered for a vehicle in a naturally ventilated covered car park. Computational Fluid Dynamics was used to predict behaviour of ignited releases from a 70 MPa tank into a naturally ventilated covered car park. Releases through TPRD diameters 3.34 2 and 0.5 mm were studied to understand effect on hazard distances from the vehicle. A vertical release a Read More
Future Energy Scenarios 2021
Jul 2022
Publication
Our Future Energy Scenarios (FES) draw on hundreds of experts’ views to model four credible energy pathways for Britain over coming decades. Matthew Wright our head of strategy and regulation outlines what the 2021 outlook means for consumers society and the energy system itself.This year’s Future Energy Scenarios insight reveals a glimpse of a Britain that is powered with net zero carbon emissions.Our analysis shows that our country can ac Read More
An Energy Systems Model of a Large Commercial Liquid Hydrogen Aircraft in a Low-carbon Future
Apr 2023
Publication
Liquid hydrogen (LH2) aircraft have the potential to achieve carbon neutrality. However if the hydrogen is produced using electricity grids that utilise fossil fuel they have a non-zero carbon dioxide (CO2) emission associated with their well-to-wing pathway. To assess the potential of LH2 in aviation decarbonisation an energy systems comparison of large commercial LH2 liquified natural gas (LNG) conventional Jet-A and LH2 dual-fuel aircraft is presented. The Read More
Purging Hydrogen Distribution Pipelines: Literature Review, Description of Recent Experiments and Proposed Future Work
Sep 2023
Publication
The aim of the H21 project is to undertake measurements analysis and field trials to support the safe repurposing of Great Britain’s natural gas distribution network for hydrogen. As part of this project work has been ongoing to identify aspects of existing natural gas procedures that will need to be modified for hydrogen and to support the development of new procedures. This has included a review of the scientific basis of current displacement purging pr Read More
Decarbonisation of Heat in Great Britain
Oct 2021
Publication
This study was conducted for a group of 15 clients in the public and private sectors interested in potential pathways for decarbonising residential heating and the impact of these pathways on the energy system. The ambition for all new heating installations to be low carbon from 2035 is essential to meeting the net zero target in 2050 and our study found that electricity demand for home heating is set to quadruple by 2050 as part of the shift away from gas-fi Read More
The Role of Hydrogen in Powering Industry: APPG on Hydrogen report
Jul 2021
Publication
The APPG on Hydrogen has published its report urging the Government to deliver beyond its existing net zero commitments and set ambitious hydrogen targets in forthcoming strategies to reach net zero by 2050.The All-Party Parliamentary Group (APPG) on Hydrogen’s report on the role of ‘Hydrogen in powering industry’ sets out 10 recommendations to support and accelerate the growth of the UK’s hydrogen sector and enable a sustainable ener Read More
Rational Design and Application of Covalent Organic Frameworks for Solar Fuel Production
Jul 2021
Publication
Harnessing solar energy and converting it into renewable fuels by chemical processes such as water splitting and carbon dioxide (CO2 ) reduction is a highly promising yet challenging strategy to mitigate the effects arising from the global energy crisis and serious environmental concerns. In recent years covalent organic framework (COF)-based materials have gained substantial research interest because of their diversified architecture tunable composition Read More
Life Cycle Costing Analysis: Tools and Applications for Determining Hydrogen Production Cost for Fuel Cell Vehicle Technology
Jul 2021
Publication
This work investigates life cycle costing analysis as a tool to estimate the cost of hydrogen to be used as fuel for Hydrogen Fuel Cell vehicles (HFCVs). The method of life cycle costing and economic data are considered to estimate the cost of hydrogen for centralised and decentralised production processes. In the current study two major hydrogen production methods are considered methane reforming and water electrolysis. The costing frameworks are Read More
Hy4Heat Safety Assessment: Precis - Work Package 7
May 2021
Publication
The Hy4Heat Safety Assessment has focused on assessing the safe use of hydrogen gas in certain types of domestic properties and buildings. The summary reports (the Precis and the Safety Assessment Conclusions Report) bring together all the findings of the work and should be looked to for context by all readers. The technical reports should be read in conjunction with the summary reports. While the summary reports are made as accessible as pos Read More
Net Zero after Covid: Behavioural Principles for Building Back Better
Dec 2020
Publication
Alongside our Sixth Carbon Budget Advice the Climate Change Committee (CCC) are publishing a paper from Professor Nick Chater the Committee’s behavioural science specialist. This paper considers three behavioural principles that explain how people have adapted so rapidly and how we might “build back better” as we emerge from the pandemic with a particular focus on meeting the challenge of dramatically reducing greenhouse gas (GHG) e Read More
Performance and Emission Optimisation of an Ammonia/ Hydrogen Fuelled Linear Joule Engine Generator
Mar 2024
Publication
This paper presents a Linear Joule Engine Generator (LJEG) powered by ammonia and hydrogen co-combustion to tackle decarbonisation in the electrification of transport propulsion systems. A dynamic model of the LJEG which integrates mechanics thermodynamics and electromagnetics sub-models as well as detailed combustion chemistry analysis for emissions is presented. The dynamic model is integrated and validated and the LJEG performance is op Read More
The Role of Hydrogen and Batteries in Delivering Net Zero in the UK by 2050
Apr 2023
Publication
This report presents an analysis of how hydrogen and battery technologies are likely to be utilised in different sectors within the UK including transportation manufacturing the built environment and power. In particular the report compares the use of hydrogen and battery technology across these sectors. In addition it evaluates where these technologies will be in competition where one technology will dominate and where a combination of the two ma Read More
Underground Hydrogen Storage to Balance Seasonal Variations in Energy Demand: Impact of Well Configuration on Storage Performance in Deep Saline Aquifers
Mar 2023
Publication
Grid-scale underground hydrogen storage (UHS) is essential for the decarbonization of energy supply systems on the path towards a zero-emissions future. This study presents the feasibility of UHS in an actual saline aquifer with a typical dome-shaped anticline structure to balance the potential seasonal mismatches between energy supply and demand in the UK domestic heating sector. As a main requirement for UHS in saline aquifers we investig Read More
Hydrogenerally - Episode 9: Nuclear Hydrogen
Jan 2023
Publication
In this episode of the podcast Debra Jones Chemistry Knowledge Transfer Manager and Ray Chegwin Nuclear Knowledge Transfer Manager from Innovate UK KTN talk about nuclear uses for hydrogen with special guest Allan Simpson Technical Lead at the National Nuclear Laboratory.The podcast can be found on their website.
Refuelling Infrastructure Requirements for Renewable Hydrogen Road Fuel through the Energy Transition
Nov 2022
Publication
Current commercially available options for decarbonisation of road transport are battery electric vehicles or hydrogen fuel cell electric vehicles. BEVs are increasingly deployed while hydrogen is in its infancy. We examine the infrastructure necessary to support hydrogen fuelling to various degrees of market penetration. Scotland makes a good exemplar of transport transition with a world leading Net-Zero ambition and proven pathways for generating Read More
Ammonia as a Suitable for Fuel Cells
Aug 2014
Publication
Ammonia an important basic chemical is produced at a scale of 150 million tons per year. Half of hydrogen produced in chemical industry is used for ammonia production. Ammonia containing 17.5 wt% hydrogen is an ideal carbon-free fuel for fuel cells. Compared to hydrogen ammonia has many advantages. In this mini-review the suitability of ammonia as fuel for fuel cells the development of different types of fuel cells using ammonia as t Read More
The Hydrogen Bike: Communicating the Production and Safety of Green Hydrogen
Mar 2021
Publication
As the international community aims to reduce its reliance on fossil fuels green hydrogen has great potential to replace methane as a clean source of fuel. A novel public engagement activity The Hydrogen Bike has been developed to demonstrate the production and use of green hydrogen from water. The aim of the activity is to educate entertain and inform young people and adults so that they have an opportunity to form an opinion about the use of hydr Read More
Propulsion System Integration for a First-generation Hydrogen Civil Airliner?
May 2021
Publication
An unusual philosophical approach is proposed here to decarbonise larger civil aircraft that fly long ranges and consume a large fraction of civil aviation fuel. These inject an important amount of carbon emissions into the atmosphere and holistic decarbonising solutions must consider this sector. A philosophical–analytical investigation is reported here on the feasibility of an airliner family to fly over long ranges and assist in the elimination of carbon dioxide Read More
Hydrogen Production, Storage, Utilisation and Environmental Impacts: A Review
Oct 2021
Publication
Dihydrogen (H2) commonly named ‘hydrogen’ is increasingly recognised as a clean and reliable energy vector for decarbonisation and defossilisation by various sectors. The global hydrogen demand is projected to increase from 70 million tonnes in 2019 to 120 million tonnes by 2024. Hydrogen development should also meet the seventh goal of ‘affordable and clean energy’ of the United Nations. Here we review hydrogen production and life cycle anal Read More
Performance and Failure Analysis of a Retrofitted Cessna Aircraft with a Fuel Cell Power System Fuelled with Liquid Hydrogen
Jan 2022
Publication
Proton-Exchange Membrane-Fuel Cells (PEM-FC) are regarded as one of the prime candidates to provide emissions-free electricity for propulsion systems of aircraft. Here a turbocharged Fuel Cell Power System (FCPS) powered with liquid H2 (LH2) is designed and modelled to provide a primary power source in retrofitted Cessna 208 Caravan aircraft. The proposed FCPS comprises multiple PEM-FCs assembled in stacks two single-stage turbochargers to m Read More
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