Development and Validation of an Autonomous System for Measurement of Sunshine Duration

This paper presented an autonomous electronic system for sunshine duration (SD) monitoring based on the contrast method and developed to operate on a horizontal surface. The prototype uses four photoresistors arranged at 90° in a 20 mm diameter circumference separated by a shading structure used to...

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Bibliographic Details
Main Authors: Álvaro B. da Rocha, Eisenhawer de M. Fernandes, Carlos A. C. dos Santos, Júlio M. T. Diniz, Wanderley F. A. Junior
Format: Article
Language:English
Published: MDPI AG 2020-08-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/20/16/4606