The Insane Engineering of a Global HVDC Grid

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Could we be delivering power across the globe, from one time zone to another? And from one climate to another? These thousand-kilometer subsea interconnector projects are saying yes.
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📌Timestamps:
00:00 Intro: Global Transmission of Power Underwater?
03:09 Technical Feasibility
06:55 The Most Ambitious Interconnector - NATO-L
07:55 Xlink's Morocco – UK Power Project: How are Subsea Cables Different?
11:53 Installation Challenges
13:18 What Happens If We Cut A Subsea Cable?
16:36 It's Feasible, But is it Inevitable?
19:29 The Future of Global Subsea Grids
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📚 Sources:
What HVDC Is and Why DC Instead of AC
https://electrical-engineering-portal.com/download-center/books-and-guides/electricity-generation-t-d/hvdc-transmission-systems
https://ijeir.org/administrator/components/com_jresearch/files/publications/IJEIR-183.pdf
https://www.energy.gov/oe/articles/connecting-country-hvdc
https://www.npcelectric.com/news/what-are-high-voltage-transmission-systems-complete-guide-to-hvac-and-hvdc.html
https://electrical-engineering-portal.com/download-center/books-and-guides/electricity-generation-t-d/hvdc-transmission-systems
History and Current State of Subsea Interconnectors
https://www.modernpowersystems.com/analysis/hvdc-fifty-years-on/
https://en.wikipedia.org/wiki/HVDC_Cross-Channel
https://www.powermag.com/viking-link-the-epic-build-of-the-worlds-longest-onshore-and-subsea-hvdc-interconnector/
The East-West Complementarity Argument
https://macleans.ca/economy/forget-america-build-an-east-west-power-grid/
https://pmc.ncbi.nlm.nih.gov/articles/PMC12081854/
https://www.energy.gov/eere/wind/articles/uniting-us-power-system
Cable Manufacturing Detail
https://www.offshore-energy.biz/nkts-new-extrusion-tower-ready-to-produce-high-voltage-power-cables/
https://www.prysmian.com/staticres/525-kv-hvdc-new-cable-systems/index.html
https://www.leadventgrp.com/blog/subsea-cable-maintenance-repairing-improving-reliability-and-avoiding-downtime
https://www.leadventgrp.com/blog/subsea-cable-maintenance-repairing-improving-reliability-and-avoiding-downtime
Vessel Availability and Supply Chain Constraints
https://www.tgs.com/press-releases/tgs-4c-analysis-flags-rising-subsea-cable-demand-and-vessel-bottlenecks-driven-by-offshore-wind-growth
Repair and Maintenance Ecosystem
https://www.apsensing.com/en/news/news-reducing-cable-failures-with-monitoring
https://www.submarinenetworks.com/en/nv/insights/statistics-on-subsea-cable-fault-and-repair
https://hackaday.com/2024/07/30/undersea-cable-repair/
https://kis-orca.org/subsea-cables/maintenance-repair-operations/
The Global Grid Vision
https://pmc.ncbi.nlm.nih.gov/articles/PMC12081854/
https://www.fortunebusinessinsights.com/industry-reports/sub-sea-power-cables-market-100478

#subsea #subseacables #powertransmission #grid #global