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pyrheliometer

   Also found in: Encyclopedia 0.01 sec.
pyr·he·li·om·e·ter  (prh-l-m-tr, pr-)
n.
Any of various devices that measure all the intensity of solar radiation received at the earth.
pyrhe·li·o·metric (--mtrk) adj.
pyrheliometer [pəˌhiːlɪˈɒmɪtə]
n
(Physics / General Physics) an instrument for measuring the intensity of the sun's radiant energy
pyrheliometric  [pəˌhiːlɪəʊˈmɛtrɪk] adj
pyrheliometer  (prh-l-m-tr)
An instrument used to measure the total amount of radiation from the Sun that hits a surface. It works by converting the Sun's heat into a voltage that is then recorded by a voltmeter.
pyrheliometer
an instrument for measuring the intensity of the sun’s radiation. — pyrheliometric, adj.
See also: Instruments
an instrument for measuring the intensity of the sun’s radiation. — pyrheliometric, adj.
See also: Sun
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They used a pyrheliometer installed in the calorimeter to measure the solar optical properties of fabrics, draperies, and glass-drapery combinations at various incidence (or profile) angles.
A detailed model to determine the effective solar optical properties ... by Kotey, Nathan A.; Wright, John L.; Collins, Michael R. / ASHRAE Transactions
Miller, Cryogenic absolute radiometers as laboratory irradiance standards, remote sensing detectors, and pyrheliometers.
Comparison of Two Cryogenic Radiometers at NIST by Livigni, David J. / Journal of Research of the National Institute of Standards and Technology
The solar radiometry calibration brochure describes complete outdoor calibrations of client pyranometers, pyrheliometers and UV radiometers that are available and traceable to the World Radiometric Reference and the National Institute of Standards and Technology.
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