Power and thrust capping of tidal stream turbines: a case study of the Pentland Firth

It will not be practical for tidal stream turbines to extract all the peaks in energy over the tidal cycle. It is widely assumed that some form of power capping strategy will be required. In this paper we examine this using a 2D shallow water model of tidal hydrodynamics of the Pentland Firth. We ar...

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Príomhchruthaitheoirí: Wang, T, Adcock, TAA
Formáid: Conference item
Teanga:English
Foilsithe / Cruthaithe: American Society of Mechanical Engineers 2018
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author Wang, T
Adcock, TAA
author_facet Wang, T
Adcock, TAA
author_sort Wang, T
collection OXFORD
description It will not be practical for tidal stream turbines to extract all the peaks in energy over the tidal cycle. It is widely assumed that some form of power capping strategy will be required. In this paper we examine this using a 2D shallow water model of tidal hydrodynamics of the Pentland Firth. We argue that in addition to power capping, it is sensible to control the turbines to limit the peak thrust on them. We show that this can lead to a significant reduction in the peak thrust applied to the turbines and smaller changes to the naturally occurring flow rate whilst having a minimal effect of the mean power generated.
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spelling oxford-uuid:86c6ff8c-0be1-41e4-bec2-c948ac4bba032022-03-26T22:06:20ZPower and thrust capping of tidal stream turbines: a case study of the Pentland FirthConference itemhttp://purl.org/coar/resource_type/c_5794uuid:86c6ff8c-0be1-41e4-bec2-c948ac4bba03EnglishSymplectic ElementsAmerican Society of Mechanical Engineers2018Wang, TAdcock, TAAIt will not be practical for tidal stream turbines to extract all the peaks in energy over the tidal cycle. It is widely assumed that some form of power capping strategy will be required. In this paper we examine this using a 2D shallow water model of tidal hydrodynamics of the Pentland Firth. We argue that in addition to power capping, it is sensible to control the turbines to limit the peak thrust on them. We show that this can lead to a significant reduction in the peak thrust applied to the turbines and smaller changes to the naturally occurring flow rate whilst having a minimal effect of the mean power generated.
spellingShingle Wang, T
Adcock, TAA
Power and thrust capping of tidal stream turbines: a case study of the Pentland Firth
title Power and thrust capping of tidal stream turbines: a case study of the Pentland Firth
title_full Power and thrust capping of tidal stream turbines: a case study of the Pentland Firth
title_fullStr Power and thrust capping of tidal stream turbines: a case study of the Pentland Firth
title_full_unstemmed Power and thrust capping of tidal stream turbines: a case study of the Pentland Firth
title_short Power and thrust capping of tidal stream turbines: a case study of the Pentland Firth
title_sort power and thrust capping of tidal stream turbines a case study of the pentland firth
work_keys_str_mv AT wangt powerandthrustcappingoftidalstreamturbinesacasestudyofthepentlandfirth
AT adcocktaa powerandthrustcappingoftidalstreamturbinesacasestudyofthepentlandfirth