Results 71 to 80 of about 1,095 (200)

.f5qA)ozoDo"z32zc INVESTIGATION OF FACTORS INFLUENCING THE ACCURACY OF PYRHELIOMETER CALIBRATIONS

, 2020
The accuracy of solar cells calibrated as primary reference cells is directly dependent on the accuracy of the pyrheliometer used to measure the direct beam solar irradtance on the cell.
David L King, William E Boyson, Philip D Thacher   +2 more
core  

Irradiação global, direta e difusa, para a região de Cascavel, Estado do Paraná = Global, direct and diffuse irradiation in the region of Cascavel, Paraná State

Acta Scientiarum: Technology, 2006
O presente trabalho apresenta um estudo sobre os níveis das irradiações global, direta e difusa incidentes na superfície terrestre, a irradiação incidente no topo da atmosfera e a insolação relativa mensal, para a cidade de Cascavel-PR. As componentes da
Patricia Aparecida de Oliveira Drechmer, Reinaldo Prandini Ricieri   +1 more
doaj  

NREL Pyrheliometer Comparisons: September 22-26, 2014 (NPC-2014)

, 2014
Accurate measurements of direct normal (beam) solar irradiance from pyrheliometers are important for developing and deploying solar energy conversion systems, improving our understanding of the Earth's energy budget for climate change studies, and for ...
I. Reda, M. Dooraghi, A. Habte
semanticscholar   +1 more source

Some Characteristics of the Marvin Pyrheliometer

, 1917
University of Minnesota Ph.D. dissertation. May 1917. Major: Physics. Advisor: Dr. Stratton. 1 computer file (PDF); 29 pages.Foote, Paul D.. (1917). Some Characteristics of the Marvin Pyrheliometer.
Foote, Paul D.
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Measurement data from real operation of a hybrid photovoltaic-thermal solar collectors, used for the development of a data-driven model. [PDF]

Data Brief, 2023
Veynandt F, Inschlag F, Seidl C, Heschl C.   +3 more
europepmc   +1 more source

Optical Fiber as Solar Radiation Collector for Radiometric Measurements

SolarPACES 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, Alejandro Carballar, Joaquín Granado   +2 more
doaj  

NREL Pyrheliometer Comparisons: September 23 - September 28, 2023 (NPC-2023)

, 2023
I. Reda, A. Andreas, Martin Stoddard, Aaron Kepple, S. Jaker, A. Habte   +5 more
semanticscholar   +1 more source

One year of high-precision operational data including measurement uncertainties from a large-scale solar thermal collector array with flat plate collectors, located in Graz, Austria. [PDF]

Data Brief, 2023
Tschopp D, Ohnewein P, Stelzer R, Feierl L, Hamilton-Jones M, Moser M, Holter C.   +6 more
europepmc   +1 more source

NREL Pyrheliometer Comparisons: September 25 - October 1, 2022 (NPC-2022)

, 2022
I. Reda, A. Andreas, Martin Stoddard, M. Kutchenreiter, A. Habte   +4 more
semanticscholar   +1 more source

Relative Accuracy of 1-Minute and Daily Total Solar Radiation Data for 12 Global and 4 Direct Beam Solar Radiometers: Preprint [PDF]

, 2009
This report evaluates the relative performance of 12 global and four direct beam solar radiometers deployed at a single site over a 12-month period. Test radiometer irradiances were compared with a reference irradiance consisting of either an absolute ...
Wilcox, S. M., Myers, D. R.
core