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Notes
- 1.
“Benthos” is the collective term for organisms living close to and in the seafloor.
- 2.
1 K is one degree step on the Celsius scale.
- 3.
This has been calculated for a seafloor thermal resistivity of 1.0 K⋅m/W. To adopt the result to a real situation just multiply with the actual thermal resistivity.
- 4.
Strictly spoken, the symbol B stands for the magnetic induction with the SI unit Tesla, while the magnetic field is denoted H with B=μ0 H. However, in power engineering context B is called magnetic field.
- 5.
The Biot-Savart formula assumes that the current flow is confined into a filament with zero diameter. For some distance from the cable conductor (>10 × conductor diameter) the Biot-Savart law can be used without any practical restrictions.
- 6.
The “Tesla” is a unit of the magnetic induction. Another unit is “Gauss”. 1 T = 10,000 G = 1,000,000 μT.
- 7.
Some GPS use incorporated magnetic compasses to detect global directions when the vessel is not moving and the NSWE direction cannot be determined from incremental positioning.
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Worzyk, T. (2009). Environmental Issues. In: Submarine Power Cables. Power Systems. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-01270-9_10
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