Тепловой поток

Теплово́й пото́к (поток тепла) — количество тепловой энергии, проходящее через выбранную поверхность в единицу времени:

.

Понятие синонимично потоку энергии в ситуации, когда переносимая энергия является именно тепловой, а не, скажем, электромагнитной.

Тепловой поток измеряется в Дж/с или, что то же самое, в Вт. Связан с плотностью теплового потока (Вт/м2) через соотношение:

.

Интегрирование выполняется по рассматриваемой поверхности, которая при реальных расчётах обычно берётся изотермической.

Литература

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