Cargo Heat - Spontaneous Combustion

Self-heating hazard classification for bulk cargoes (coal, DRI, sulphide) - temperature trend and gas composition.

Self-heatingBulk cargoSpontaneous

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This calculator requires JavaScript to compute its result. The formula, symbols, and regulatory sources are shown in the Formula section below.

Formula, assumptions, and limits

Risk = f(dT/dt, [CO])

Symbol	Meaning	Unit
$dT/dt$	Temperature rise rate	°C/day
$[CO]$	Carbon monoxide	ppm

Source: IMSBC Code 10.8

Self-heating hazard classification for bulk cargoes (coal, DRI, sulphide) - temperature trend and gas composition.