Results 61 to 70 of about 1,938 (181)

Fresnel concentrating collector [PDF]

open access: yes, 1981
An advanced point focusing solar technology demonstrated potential for near term commercialization as a renewable energy technology. The design features combine to produce a highly efficient, low cost, safe, adaptable, durable system which is simple to ...
Borton, D.   +3 more
core   +1 more source

Review of ground-based measurements [PDF]

open access: yes
Early measurements of the solar constant are described and discussed with particular emphasis on the Smithsonian program.
Angione, R. J.
core   +1 more source

SOME CHARACTERISTICS OF THE EPPLEY PYRHELIOMETER

open access: yesMonthly Weather Review, 1951
Abstract Tests were made of the effect of several variables on the performance of the Eppley pyrheliometer. The tests showed: (1) How the output increased with decreasing ambient temperature; (2) how output varied with angle of incidence of collimated radiation; (3) that output decreased about 5 percent when receiver was exposed in the vertical plane ...
openaire   +1 more source

Sunfall Monitor calibration plan [PDF]

open access: yes
The initial on-site, and subsequent periodic calibration and adjustments are described for the pyrheliometer, pyranometer, equatorial mount, and the data management ...
Lollar, R. B.
core   +1 more source

Optical Fiber as Solar Radiation Collector for Radiometric Measurements

open access: yesSolarPACES Conference Proceedings
The feasibility of using optical fibers as solar radiation collectors in radiometric measurement devices and instruments is discussed, taking into account the various characteristics of the fibers that affect the measurements, with a special focus on ...
Manuel Jerez   +2 more
doaj  

Solar variability indications from Nimbus 7 satellite data [PDF]

open access: yes
The cavity pyrheliometer sensor of the Nimbus 7 Earth Radiation Experiment indicated low-level variability of the total solar irradiance. The variability appears to be inversely correlated with common solar activity indicators in an event sense.
Alton, B. M.   +7 more
core   +1 more source

US terrestrial solar cell calibration and measurement procedures [PDF]

open access: yes
A workshop was held in the fall of 1976, to evaluate and revise interim terrestrial solar cell calibration and measurement procedures. The revisions made to the interim testing procedures are described.
Brandhorst, H. W., Jr.
core   +1 more source

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