CASA Off-The-Grid (OTG)

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CASA Off-The-Grid (OTG) NSF MRI TropiNET
radarsUPRM Weather Radar Network

• Dr. Sandra Cruz-Pol and Dr. José Colom-Ustáriz
• Electrical and Computer Engineering Dept. UPRM

Colom_at_ece.uprm.edu CruzPol_at_ece.uprm.edu
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Problema Real
There is insufficient knowledge about what is
actually happening (or is likely to happen) at
the Earths surface where people live. National
Academy of Sciences, 1998
Cayey NWS radar
Mayaguez
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Waterspout Mayaguez Bay, Sept 2005
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UPRM Radars

• Two NSF projects
• CASA- (NSF ERC) (Collaborative Adaptive Sensing
  of the Atmosphere) P.I.- Dr. Sandra Cruz-Pol
• radares Banda-X with solar-backup OTG EWR
• TropiNET (NSF MRI) P.I. Dr. José Colom-Ustáriz
• Radares polarimétricos, Doppler, X-band

P.I. Principal Investigator
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Note the improved Resolution of one
Note the improved resolution
UPRM Radar
UPRM Radar
These are upper layers
These are upper layers
NexRad
NexRad
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Student-Led Radar Test Bed Supports the Central
American and Caribbean (CAC) Summer Games
July 17th August 1st Mayagüez, PR
Contact Jorge Trabal (jtrabal_at_ecs.umass.edu),
José Colom (colom_at_ece.uprm.edu)
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OTG Radar _at_UPRM
OTG Off-the-Grid Radar Nodes
OTG2

• Solar Power back-up system
• Wireless Point-to-Point Link Communication

EWR
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OTGs
OTG1 (4KW)
OTG1 (4KW)
OTG2 (25KW)
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The EWR radar at CROEM solar powered
EWR radar
EWR is now at UPRM on top of Stefani Bldg

• Photovoltaic system -designed for EWR, OTGs.
• Can be used as
• back-up or
• 8-continous hrs of operation

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OTG installation at Cornelia
Radar troubleshooting at CID (UPRM)
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OTG2
OTG1
Jul 2010
Merged Data Plots
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Jul 17, 2010, CAC Inauguration Day

• http//stb.ece.uprm.edu/NoonEvent.jsp

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UPRM TropiNET

• UPRM has the NSF MRI TropiNET (1.8M) for the
  establishment of a DCAS 3-radar network on the
  west of the island.
• Doppler
• Polarimetric
• X-band (non solar _at_TG)

Radar sites Lajas, Isabela, Cornelia
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UPRM Weather web site
http//stb.ece.uprm.edu/
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Gracias!