Depth: 500–700 m · HDSSKE zone
Tunnel: 2.0 m dia · 30.6 mm steel wall · neutral buoyancy design
Anchor spacing: every 500 m · current-aligned routing
Tidal output: 51.5 MW · Freight: 180,000 t/day
Neutrally buoyant pneumatic tunnel
Tidal turbines (5 m dia · 32.2 kW)
HVDC cables (exterior-mounted)
Freight containers (1.8 m · 5 t · 36 km/h)
NdFeB MHD fins (blade tips · 2.43 W/turbine)
FBG acoustic sensor nodes
Vertical tether cables (to seabed anchors)
Seabed anchor blocks (gravity anchors)
Current-aligned flow (HDSSKE)