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Bollard Pull - BHP Conversion

Bollard pull in tonnes from brake horse power using the empirical BP/BHP coefficient - the quick tug-capability screen.

TugBollard pullBHP
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Formula, assumptions, and limits

BP=kPBP = k \cdot P
SymbolMeaningUnit
PPBrake powerkW
kkBP/kW coefficientt/kW

Source: DNV Guide for Bollard Pull Tests

In short

Bollard pull in tonnes from brake horse power using the empirical BP/BHP coefficient - the quick tug-capability screen.

Learn the theory Ship resistance and powering