Engineering calculators
Subsea and electrical engineering calculators
Free calculators for the sums that come up again and again on underwater and unmanned vehicle builds. Each one shows its method and says what it leaves out, so you can check the answer yourself.
The tools
Pick a calculation.
Depth to pressure calculator
Convert a working depth into the pressure a housing, penetrator or foam block has to withstand, in bar, psi, MPa and atmospheres, for seawater or fres
ROV buoyancy and ballast calculator
Work out whether a vehicle floats, sinks or hovers from its mass and displaced volume, and how much syntactic foam it needs to reach the trim you want
ROV thruster sizing calculator
Estimate how much thrust a vehicle needs to hold a given speed, and how many thrusters that takes once you allow for their mounting angle and a workin
Cable voltage drop calculator
Work out what a long DC cable delivers at the far end: the voltage drop, the percentage lost and the power turned into heat in the cable, by conductor
Product selection report
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