Purple Pulse Lidar Systems


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The Purple Pulse Lidar System
is the first remote sensing system
exceeding the WMO breaktrough requirements
for water-vapor and temperature measurements
throughout the lower troposphere...

...for high-resolution numerical weather forecasts,...

   see www.wmo-sat.info/oscar/requirements/view/341 and https://www.wmo-sat.info/oscar/requirements/view/379

       

...for nowcasting and very short-range forecasts...

   see www.wmo-sat.info/oscar/requirements/view/427 and https://www.wmo-sat.info/oscar/requirements/view/704

       

...but comes even close to the goal requirements
for high-resolution numerical weather forecasts...

   see www.wmo-sat.info/oscar/requirements/view/341 and https://www.wmo-sat.info/oscar/requirements/view/379

       

...and even for nowcasting and very short-range forecasts!

   see www.wmo-sat.info/oscar/requirements/view/427 and https://www.wmo-sat.info/oscar/requirements/view/704

       

What makes it unique?

  • First commercially available
        water-vapor and temperature
        profiler

  • Exceptional vertical and
        temporal resolution
        at day and night

  • Eye safety

  • Designed to fullfill most of the
        WMO requirements
        for water vapor and
        temperature profiling

  • Resolution of lids and inversions

  • Measurement of real
        atmospheric boundary layer
        height

  • Further variables provided
        such as relatice humidity,
        potential temperature, and
        particle extinction coefficient

  • Long lifetime of laser transmitter
        with minor maintenance

  • Compact and robust
        system design

  • Vertical profiling,
        3D scanning upon request

  • Ready for operation
        in networks


Properties of daytime temperature measurements**:

    •   Systematic error < 0.5 K
    •   Statistical error < 0.5 K up to 3.5 km
        at 5 min, 100 m resolutions
        exceeding all WMO goal requirements
    •   50 m to 300 m vertical resolution
    •   10 s to 10 min temporal resolution

Properties of daytime water-vapor mixing-ratio measurements**:

    •   Systematic error < 5 %
    •   Statistical error < 5 % up to 3.0 km
        at 10 min, 300 m resolutions
        exceeding all WMO breakthrough requirements
    •   50 m to 300 m vertical resolution
    •   10 s to 10 min temporal resolution
    •   Fulfills also all WMO goal requirements up to 1.7 km
       (< 2 % at 5 min, 100 m resolutions)

**Depending on atmospheric conditions

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Purple Pulse Lidar Systems S.L.   •   Filderauptstrasse 49  •   D-70599 Stuttgart  •   Germany   •   Phone: +49 711 67 465 77
info@purplepulselidar.com

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