Difference between revisions of "Snow weight - snow pillow"
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(Info about antifreeze solution) |
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==Equipment:== | ==Equipment:== | ||
Snow Pillow: for example Sommer Mess-Systemtechnik | Snow Pillow: for example Sommer Mess-Systemtechnik | ||
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| + | Antifreeze solution: [http://en.wikipedia.org/wiki/Ethylene_glycol ethylene glycol] from Sigma-Aldrich (about 1000€). But other solutions may be cheaper or less toxic. | ||
Logger: DL2E Data Logger from DeltaT | Logger: DL2E Data Logger from DeltaT | ||
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==Problems/Questions:== | ==Problems/Questions:== | ||
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==Links== | ==Links== | ||
Revision as of 16:42, 8 August 2007
Parameter to be measured:
snow water equivalent
Method:
Snow pillow with pressure sensor
Equipment:
Snow Pillow: for example Sommer Mess-Systemtechnik
Antifreeze solution: ethylene glycol from Sigma-Aldrich (about 1000€). But other solutions may be cheaper or less toxic.
Logger: DL2E Data Logger from DeltaT
Advantages:
- Continous measurements
Disadvantages:
- Expensive
- Effort during installation
- Antifreeze solution is hazardous to waters
Problems/Questions:
Links
Projects that used the above equipment
Other related web sites
- http://www.sommer.at/
- http://www.delta-t.co.uk/
- http://www.env.gov.bc.ca/rfc/river_forecast/aspdescr.htm
- http://snobear.colorado.edu/Markw/SnowHydro/Measuring_Snow/snow_measuring.html