Development of tidal stream generators: Difference between revisions

Revision as of 21:01, 22 December 2023

Revision as of 13:05, 24 December 2023

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The floating '''PLAT-I''' '''4.63''' was developed for community-scale deployments in inshore waters. It had four 6.3&nbsp;m diameter turbines mounted on a floating boat-like structure. It was first tested at the [[Falls of Lora]], western Scotland in November 2017,<ref>{{Cite web |title=Sustainable Marine Energy’s Inshore Platform PLAT-I Powers Up |url=https://www.schottel.de/medien-events/presseinfos/press-detail/sustainable-marine-energys-inshore-platform-plat-i-powers-up |access-date=2023-12-22 |website=www.schottel.de |language=en}}</ref> before being shipped to Canada and tested at Grand Passage, [[Nova Scotia]] in 2018.<ref name=":16">{{Cite web |date=2021-02-02 |title=Sustainable Marine Floats Out 'Next-Gen' Tidal Energy Platform in Canada |url=https://www.oedigital.com/news/485009-sustainable-marine-floats-out-next-gen-tidal-energy-platform-in-canada |access-date=2023-12-22 |website=Offshore Engineer Magazine |language=en}}</ref>

An upgraded '''PLAT-I''' '''6.4''', with six 4&nbsp;m diameter rotors, totaling 420&nbsp;kW, was built by A.F. Theriault & Son Ltd. in Meteghan, Nova Scotia in 2021.<ref name=":16" /> ItThe turbine was tested in Grand Passage at the Fundy Ocean Research Centre for Energy (FORCE), delivering the first floating tidal power to the Canadian grid in April 2022.<ref name=":17">{{Cite web |last=Garanovic |first=Amir |date=2022-04-12 |title=Sustainable Marine delivers first ‘grid-compliant’ floating tidal power system in Canada |url=https://www.offshore-energy.biz/sustainable-marine-delivers-first-grid-compliant-floating-tidal-power-system-in-canada/ |access-date=2023-12-24 |website=Offshore Energy |language=en-US}}</ref>

SME developed the '''Pempa’q project''' at the Fundy Ocean Research Centre for Energy (FORCE), which was to comprise an array of the PLAT-I turbines, with up to 9&nbsp;MW installed.<ref>{{Cite web |last= |date=2019-09-30 |title=Sustainable Marine Energy reveals plans for 9-MW Pempa’q Tidal Energy Project |url=https://www.hydroreview.com/hydro-industry-news/oceantidalstream-power/sustainable-marine-energy-reveals-plans-for-9-mw-pempaq-tidal-energy-project/ |access-date=2023-12-22 |website=Hydro Review |language=en-US}}</ref> The project received C$28.5million in funding from the Government of Canada,<ref name=":16" /> however it was cancelled in 2023, citing federal red tape.<ref name=":18">{{Cite web |last=Logan |first=Cloe |date=2023-05-05 |title=Tidal power company tanks Bay of Fundy project over federal red tape |url=https://www.nationalobserver.com/2023/05/05/news/tidal-power-company-tanks-bay-fundy-project-over-federal-red-tape |access-date=2023-12-22 |website=Canada's National Observer |language=en}}</ref> OneSME placed the turbines into storage and removed all of the equipment from the seabed.<ref>{{Cite web |date=December 31, 2023 |title=FORCE 2023 Project Update |url=https://fundyforce.ca/document-collection/force-2023-project-update |access-date=2023-12-24 |website=Fundy Ocean Research Centre for Energy}}</ref> However, one of the turbines broke it's moorings and washed ashore in November 2023.<ref>{{Cite web |last=Hoffman |first=Josh |date=Nov 17, 2023 |title=Tidal power turbine owned by bankrupt company washes ashore on Brier Island |url=https://www.cbc.ca/news/canada/nova-scotia/tidal-power-turbine-washes-ashore-brier-island-1.7031737 |access-date=2023-12-22 |website=CBC News}}</ref>

In October 2022, the company split out it's anchoring solutions as '''Swift Anchors''', with the aim to focus on different technologies including [[Floating wind turbine|Floating offshore wind]].<ref>{{Cite web |date=2022-10-19 |title=Sustainable Marine sells Swift Anchors to SCHOTTEL |url=https://www.offshore-mag.com/business-briefs/company-news/article/14284424/sustainable-marine-sells-swift-anchors-to-schottel |access-date=2023-12-22 |website=Offshore}}</ref>

== List of grid-connected tidal stream generators ==

Over the years, many different tidal stream turbines have been deployed and tested at sea, and have delivered power to the local electricity grid. A non-exhaustive list is given in the table below, along with other notable devices. {{Clear}}

{| class="wikitable sortable"

!Manufacturer & Turbine

Line 95:

!{{Tooltip|Ref|References}}

|-

|MCT, SeaFlow

[not grid connected]

|0.3

|{{Flag|UK}}, {{Flagu|England}}

Line 235 ⟶ 236:

|Orbital, [[Orbital O2|O2]]

|2

| rowspan="2" |{{flag|UK}}

{{Flagu|Scotland}}

|EMEC

Line 242 ⟶ 243:

|Operational

|<ref name=":12" />

|-

|Sustainable Marine Energy, PLAT-I 6.4

|0.42

|{{Flag|Canada}}

|Grand Passage, [[Bay of Fundy]]

|{{coord|45|20|36|N|64|23|34|W|name=Pempa’q In-Stream Tidal Energy Project}}

|2022-04

|2023-05

|<ref name=":17" /><ref name=":18" />

|-

|Nova Innovation, M100-D x2

|0.1

|{{flag|UK}}

{{Flagu|Scotland}}

|Bluemull Sound, Shetland

|{{Coord|60|41|59.6|N|0|58|58.1|W}}