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词汇 Heat current
分类 英语词汇 英语翻译词典
释义

Heat current

原声例句
202329

Propelled by heat currents rising from deep within the Earth, these plates are continuously moving, albeit at a pace only measurable in centimeters per year.

在从地球深处升起的热流的推动下,这些板块不断移动,尽管移动速度每年只能以厘米为单位。

英语百科

Heat current

A heat current is a kinetic exchange rate between molecules, relative to the material in which the kinesis occurs. It is defined as \frac{dQ}{dt}, where Q is heat and t is time.

For conduction, heat current is defined by Fourier's law as

where

The above differential equation, when integrated for a homogeneous material of 1-D geometry between two endpoints at constant temperature, gives the heat flow rate as:

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