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DNV GL DELIVERS A MINIMUM PURITY STANDARD

FOR THE FUTURE USE OF HYDROGEN

A PARTNERSHIP led by DNV GL has and cost effectiveness of introducing
investigated minimum purity levels hydrogen at these purity levels into the
in a study to examine the feasibility of distribution network. It has resulted
hydrogen being used as a low carbon in a hydrogen minimum purity
and safe energy source in the existing specification for use by the Hy4Heat
UK distribution network. programme to ensure that minimum
As the British government works hydrogen purity levels are maintained
towards a target of net zero carbon at precise points in the distribution
emissions in 2050, it is increasing network to improve efficiency and give
investment to better understand the optimum performance.
potential effect of lower-carbon gases The new hydrogen minimum purity
on the country’s gas infrastructure. specification developed by DNV GL and
DNV GL was appointed to investigate its partners is suitable for the majority
hydrogen purity and flame colourisation of end-use applications in the UK such
as part of the Hy4Heat programme, as boilers, cookers and fires. It is based
commissioned by the UK’s Department on considerations from existing purity
for Business, Energy and Industrial recommendations for natural gas,
Strategy (BEIS) to assess the feasibility possible new impurities from hydrogen
of using hydrogen for heat in UK homes production processes, and extensive HARI VAMADEVAN
and businesses. The programme aims feedback from stakeholders. The
to establish whether it is technically specification is built around published natural gas energy supply is gaining
possible, safe and convenient to replace technical evidence to give the British momentum. Decarbonisation is rising
methane with hydrogen in residential public and businesses confidence that up the agenda in the boardroom of
and commercial areas. hydrogen is a safe and viable option to British businesses and in society in
DNV GL was supported by the National reduce the country’s climate emissions. general. Hydrogen is a practical and
Physical Laboratory (NPL), Element The next phase of this work will feasible option to decarbonise the gas
Energy, the Health and Safety Executive investigate the need for a flame colourant, that the UK consumes for heating.
Laboratory (HSL), and Loughborough the ease at which it can be added, and the Supported by carbon capture and
University on the project. potential implications of that process. storage, it holds significant potential to
The partnership has now delivered Hari Vamadevan, Regional Manager, lower carbon emissions and is a viable
phase one of the project on the varying UK and West Africa, DNV GL - Oil & alternative to natural gas. The work that
hydrogen purity levels available in Gas said: “The case for investigating BEIS has commissioned is a positive
the UK and the potential impacts lower carbon alternatives to the UK’s step forward.”

metres of concrete sleeving took
around three hours. Although the
technique is quite labour intensive
the cost benefits over the traditional
methods are quite significant.
Steve Clarke from tRIIO commented:
“The Steve Vick International team
was extremely knowledgeable and
provided us with a competitive quote,
which offered good value for money.
SVI operatives and plant attended site
on various occasions to complete the
grouting. The work they carried out
was done in a professional manner and
to a high standard.”
SVI also carried out several
void filling projects for K&S Pipe
Contractors and Terra Firma Pipeline
Ltd as part of the A14 scheme.
The A14 improvement scheme,
which involves 21 miles of roads, is
THE SVI TEAM HARD AT WORK due for completion in 2020.

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16/04/2020 09:34
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IGEMNews_IndAffliates.indd 2 16/04/2020 09:34