Difference between revisions of "Working principle"

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# Polluted air passing through filter paper
# Polluted air passing through filter paper
# Filter paper absorbs black carbon (BC)
# Filter paper absorbs black carbon (BC)
# bcMeter, basically a Photometer, measures attenuation at 880 nm
# Sensor measures attenuation of LED shining at 880nm through filter paper
# Data is evaluated by Python script and saved as .csv
# Data is evaluated by Python script and saved as .csv
# Data is displayed in web browser
# Data is displayed in web browser

Revision as of 23:13, 7 July 2021

Working principle of a bcMeter.png
  1. Polluted air passing through filter paper
  2. Filter paper absorbs black carbon (BC)
  3. Sensor measures attenuation of LED shining at 880nm through filter paper
  4. Data is evaluated by Python script and saved as .csv
  5. Data is displayed in web browser