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atmos:citation:cals:cdp:home:cloud_droplet_probe [2011/07/27 22:22] – nicole.bartatmos:citation:cals:cdp:home:cloud_droplet_probe [2020/01/29 17:25] (current) – external edit 127.0.0.1
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-=====Cloud Droplet Probe Spinning Disk Perforamance Checks=====+=====Cloud droplet Probe (CDP) Performance Checks=====
  
-==== Below are the steps to use the spinning disk on the Cloud Droplet Probe (CDP). ====+=====Cloud Droplet Probe (CDP) Spinning Disk Perforamance Checks===== 
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 +==== Steps to use the spinning disk on the Cloud Droplet Probe (CDP). ====
   - Place the spinning disk on the CDP. \\    - Place the spinning disk on the CDP. \\ 
   - Start up the M300 data system and select the /test/cdp_dof_keep project. \\    - Start up the M300 data system and select the /test/cdp_dof_keep project. \\ 
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   - Save the M300 data files on the shared network drive. \\   - Save the M300 data files on the shared network drive. \\
  
- +===== Steps to obtain information from the CDP performance checks. =====
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-===== Below are the steps to obtain information from the CDP calibration checks. =====+
   - Find the post processing directory within the day you want to review. \\    - Find the post processing directory within the day you want to review. \\ 
     * This page will be referring to the date 07/13/11.  The path to this post processing directory is /nas/und/NorthDakota/2011/Aircraft/CitationII_N555DS/GroundData/20110713_221202/PostProcessing\\     * This page will be referring to the date 07/13/11.  The path to this post processing directory is /nas/und/NorthDakota/2011/Aircraft/CitationII_N555DS/GroundData/20110713_221202/PostProcessing\\
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     - Using the time interval feature, keep zooming in on the peak and find an exact start and end time for the peak.     - Using the time interval feature, keep zooming in on the peak and find an exact start and end time for the peak.
   - Plot the spectrum and note the numbers from the plot.  Do this by first clicking on Edit -> Options -> Display Text.  Then click on Plot -> Spectrum.  This should display your plot of the spectrum and also the number of counts in each channel.   - Plot the spectrum and note the numbers from the plot.  Do this by first clicking on Edit -> Options -> Display Text.  Then click on Plot -> Spectrum.  This should display your plot of the spectrum and also the number of counts in each channel.
-  - Find the pre-peak, peak, and post-peak counts.  Do this first by looking at the plot of the spectrum.  Find the channel of the peak on the plot.  In the example, the peak channel is channel 5.  The values in the text window are the counts in each channel.  In the example, the pre-peak counts are 351 +  - Find the pre-peak, peak, and post-peak counts.  Do this first by looking at the plot of the spectrum.  Find the channel of the peak on the plot.  In the example, the peak channel is channel 5.  The values in the text window are the counts in each channel.  In the example, the pre-peak counts are 351,peak counts are 676, and post-peak counts are 178.11.
-, peak counts are 676, and post-peak counts are 178.11.+
   - Calculate the Water Equivalent Size, Average Channel, and Standard Channel Size.  Run the program avg_channel by entering into a terminal <code>avg_channel</code>  The program will calculate Water Equivalent Size, Average Channel, and Standard Channel Size.   - Calculate the Water Equivalent Size, Average Channel, and Standard Channel Size.  Run the program avg_channel by entering into a terminal <code>avg_channel</code>  The program will calculate Water Equivalent Size, Average Channel, and Standard Channel Size.
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 ====Example: ==== ====Example: ====
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 {{:atmos:citation:cals:cdp:home:cdp_calibrationcplot.png?300|Spectrum plot: 07/13/2011}} {{:atmos:citation:cals:cdp:home:cdp_calibrationcplot.png?300|Spectrum plot: 07/13/2011}}
 {{:atmos:citation:cals:cdp:home:spectrumcplot.png?300|XY Plot: 07/13/2011}} {{:atmos:citation:cals:cdp:home:spectrumcplot.png?300|XY Plot: 07/13/2011}}
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 +===== Steps to perform CDP Calibration to get Threshold Tables values for the M300 Data System. =====
atmos/citation/cals/cdp/home/cloud_droplet_probe.1311805369.txt.gz · Last modified: 2020/01/29 17:25 (external edit)