instruments:ramanlidar
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instruments:ramanlidar [2024/05/03 11:48] – [Principle] rainer | instruments:ramanlidar [2024/05/03 12:26] (current) – [Specifications] rainer | ||
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===== Principle ===== | ===== Principle ===== | ||
- | The system | + | The Raymetrics raman lidar provides continuous (24/7), unattended day and night temperature, |
backscatter coefficient and extinction profiling within the atmospheric boundary layer, through the | backscatter coefficient and extinction profiling within the atmospheric boundary layer, through the | ||
entrainment zone and into the free troposphere, | entrainment zone and into the free troposphere, | ||
+ | |||
+ | The system can measure the following parameters: | ||
+ | * Atmospheric temperature profile | ||
+ | * Water vapor mixing ratio profile | ||
+ | * Aerosol extinction, backscatter | ||
+ | * Depolarization coefficient profiles | ||
+ | |||
+ | |||
===== Instrument ===== | ===== Instrument ===== | ||
{{: | {{: | ||
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- | ^ Parameter | + | ^ Parameter |
- | | ... | ... | | + | |Emission wavelength|nm|355| |
+ | |Rotational Raman Channels for Temperature detection|nm|355| | ||
+ | |Telescope diameter (monoaxial design)|mm|400| | ||
+ | |Elastic Backscatter channel|nm|355| | ||
+ | |Depolarization Channel|nm|355| | ||
+ | |Effective range (day)|km|0, | ||
+ | |Effective range (night)|km|0, | ||
+ | |Spatial resolution (user adjustable)|m|60 - 900| | ||
+ | |Temporal resolution (30 min standart)|min|10 - 90| | ||
+ | |Laser repetition rate|Hz|10| | ||
+ | |Laser energy|mJ|200| | ||
+ | |Laser type||ND: | ||
+ | |Water Vapor profiles||Dusk to dawn measurements 408nm & 387nm channel| | ||
+ | |Humidity||Typical accuracy 5%. Resolution 0.1 g / Kg| | ||
+ | |Temperature accuracy||< | ||
+ | |||
+ | |||
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instruments/ramanlidar.1714729735.txt.gz · Last modified: 2024/05/03 11:48 by rainer