heat flux

heat flux

[′hēt ‚fləks]
(thermodynamics)
The amount of heat transferred across a surface of unit area in a unit time. Also known as thermal flux.
References in periodicals archive ?
According to the average daily values, LE and H together accounted for 73.0% of the net radiation (Rn), and separately, each heat flux corresponded to 55.0 and 18.0%, respectively.
Immediately after signing the agreement, the instrument was branded 'The Herschel', a scientific tool for characterising the infrared heat flux spatial distribution in three-dimensional spaces.
The measurement arrangement consists of a heat flux sensor mounted on the surface of a temperature-controlled plate.
The new system will allow the space shuttle to work under harsh conditions, where the extent of the effect of the heat flux over electronic devices is up to 3020 W /cm .
The results were compared with constant surface temperature and constant heat flux at the surface of the cylinder.
They cover boiling heat transfer and critical heat flux phenomena of nanofluids; modeling for heat transfer of nanofluids using a fractal approach; thermal conductivity enhancement in nanofluids measured with a hot-wire calorimeter; two-phase laminar mixed convection Al2O3-water nanofluid in an elliptic duct; nano-oncology: molecular imaging, omics, and nanoscale flow-mediated medicine tumors strategies; and nanoscale flow applications in medicine.
Uneven thermal stress on the heated surface and critical heat flux are the major effects of flow instability in microchannel.
The partitioning of available energy into ET (latent heat flux) and sensible heat flux at the vegetation surface also affects aspects of weather and climate (Wever et al., 2002).
One approach for lowering edge temperatures and dissipating the heat flux is to produce a "gas cushion" between the incoming heat flux and the divertor surface.
The freshwater runoff from the river outflow increases the vertical salinity gradient within the ocean temperature mixed layer and suppresses turbulent heat flux from the ocean's thermocline to the sea surface, creating a "barrier" of heat exchange between these layers.