About this document

Sunshine Recorder: Measurement and Use by Dipanjan Manna is a document available to read on EtoBox.

The Campbell-Stokes sunshine recorder measures bright sunshine duration using cards that burn linearly when exposed to sunlight focused through a glass sphere. Short curve cards are used from October to February, straight cards from March to April and September to October, and long curve cards from April to September. The recorder is installed on a 10 foot pillar and the burnt cards are measured each evening to determine the sunshine duration in hours and minutes. This data provides an estimate of solar rad

Author

Dipanjan Manna

Language

EN