Sentences with word «pyrgeometer»

The reason why the models fail is because they have in them 7 physics» mistakes, the worst of which is a claim, from meteorology, that single pyrgeometers measure a real energy flux instead of the S - B temperature signal.
«An absolute cavity pyrgeometer to measure the absolute outdoor longwave irradiance with traceability to international system of units, SI.»
But you can't measure DLR from orbit; you need ground sites, and that fact, combined with the fact that pyrgeometers remain quite expensive, means you can't achieve the same global coverage that satellites give.
Results of second outdoor comparison between Absolute Cavity Pyrgeometer (ACP) and Infrared Integrating Sphere (IRIS) Radiometer at PMOD.
The SRRL is the home of the world's largest collection of radiometers in continuous operation including pyranometers, pyrheliometers, pyrgeometers, photometers, and spectroradiometers that can provide the solar resource information necessary for characterizing the performance of solar hydrogen components.
The incident infrared radiation was measures by a pyrgeometer mounted on the ship, and the emission from the sea surface was calculated from the Stefan - Boltzmann equation using the skin temperature measurements of the M - AERI.
Results of first outdoor comparison between Absolute Cavity Pyrgeometer (ACP) and Infrared Integrating Sphere (IRIS) Radiometer at PMOD.
The latter is obtained by subtracting DOWN IR [«back radiation»] measured by a radiometer, usually a pyrgeometer, from the UP IR measured by the same instrument.
Radiometers, including the atmospheric emitted radiance interferometer, microwave radiometer, 3 - channel microwave radiometer, multifilter rotating shadowband radiometer, pyranometer, pyroheliometer, pyrgeometer, and blackbody calibration system.
Ultimately, we have a bad case of mass hysteria, the belief that «pyrgeometers» measure a real energy flux when the signal is temperature.
Then from meteorology we had the assumption that a pyrgeometer outputs a real energy flux.
They make up the difference by assuming 333 W / m ^ 2 LW RF measured by «pyrgeometers» pointing to the atmosphere («back radiation») provides extra surface heat when standard physics shows for a normal temperature gradient, an atmospheric RF can't transfer any energy to the surface.
Angstrom — not to be confused with his more famous grandfather, Anders J. Angstrom, the physicist after whom the «Angstrom» is named — had developed an electric instrument of his own, conceptually a type of actinometer which he usually termed a «pyrgeometer
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