NASA Logo

NTRS

NTRS - NASA Technical Reports Server

Back to Results
Sun Tracker Operates a Year Between CalibrationsLow-cost modification of Sun tracker automatically compensates equation of time and seasonal variations in declination of Sun. Output of Scotch Yoke drive mechanism adjusted through proper sizing of crank, yoke and other components and through choice of gear ratios to approximate seasonal northand south motion of Sun. Used for industrial solar-energy monitoring and in remote meteorological stations.
Document ID
19830000546
Document Type
Other - NASA Tech Brief
Authors
Berdahl, C. M.
(CALTECH)
Date Acquired
August 11, 2013
Publication Date
November 1, 1984
Publication Information
Publication: NASA Tech Briefs
Volume: 8
Issue: 2
ISSN: 0145-319X
Subject Category
Physical Sciences
Report/Patent Number
NPO-15810
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
No Preview Available