Page 27 - Gi flipbook - November 2018

determine the feasibility of converting Hydrogen is seen as an attractive
the existing natural gas network to
100 per cent hydrogen. Led by energy carrier, versatile in production
Northern Gas Networks, the project and use; for instance, as a carbon free
has been designed to minimise
disruption for gas consumers while fuel in transport. It is also a promising
delivering heat to them at the same
cost they currently pay. option for large scale storage of volatile
The Centre for Energy’s involvement renewable energy, wind and solar
is two-fold: firstly, HSE’s experience of
working with hydrogen is sought to help
H21’s stakeholders prepare a sound
evidence base. For the project to receive (FCHJU) project to deliver an extensive proposed – whether a blended gas
approval to continue, its safety case pre-normative (PNR) programme of mix or 100 per cent hydrogen –
must demonstrate that all attendant work addressing safety in tunnels. This HSE’s perspective on each of these
risks are accounted for. Secondly, HSE’s project was developed in response to projects remains the same: health
hydrogen experts have been asked to a focused call from the FCHJU, and safety must be ensured without
contribute to the specification and recognising hydrogen’s important and inhibiting the deployment of new
design of a hydrogen testing facility. rapidly developing role in the technologies. ■
transport sector.
H100 – Practical and social The HyTunnel-CS programme ■ If your business is based in the
road to acceptance combines practical experimentation energy sector and you’d like to
SGN’s Hydrogen 100 (H100) project with theoretical and modelling work benefit from the Centre for Energy’s
has been designed to demonstrate the to maximise impact and applicability, expertise in health and safety for
safe, secure and reliable distribution of driving the development of practical new and innovative energy
hydrogen. The project is a feasibility outputs. These outputs will provide a technologies, email Dr Stuart
study which aims to build on prior platform that enables the viability of Hawksworth on stuart.
work and develop site specific new technology to be safely explored, hawksworth@hse.gov.uk
evidence to support the construction enhanced and progressed, ultimately
of a physical 100 per cent hydrogen allowing the technology’s full REFERENCES
demonstration. The H100 project will potential to be unlocked. 1. https://www.theccc.org.uk/tackling-climate-change/
run concurrently with other projects Irrespective of the solution reducing-carbon-emissions/how-the-uk-is-progressing/
related to the decarbonisation of heat.
The Centre for Energy’s role in this
project has been to compare the leak
path behaviour of hydrogen with that
of natural gas and to establish the
long terms effects of using hydrogen
in polyethylene pipework. This work
will contribute to the development of
a robust evidence base for any future
demonstration projects.
HYDROGEN IN POWER
Energy Technologies Institute
– High hydrogen project
Combined cycle gas turbines (CCGT)
conventionally use natural gas and
play a large part in producing
electricity in the UK and other
countries. HSE’s laboratory has its
own CCGT test facility which can be
used to test and understand the
performance and safety of CCGT
systems (including heat recovery
systems) when operated with
alternative gases such as hydrogen.

HYDROGEN IN TRANSPORT
HyTunnel-CS – Understanding the
risk profile of hydrogen vehicles in
confined spaces
HyTunnel-CS is an international Fuel
Cells and Hydrogen Joint Undertaking

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