Instrument Acronym:
Tethered balloon
Instrument Measurements:
a) Trace Gas
VOCs, Ozone, NO2, CO, formaldehyde, etc. may be sampled from this platform
b) Cloud Physics/Aerosol
Aerosols may be measured from this platform
c) Radiation/Optical/Electrical
d) Additional Capabilities
Meteorological soundings may be made from this platform
Resource Person/Developer:
P. Zimmerman, Jim Greenberg, W. Bradley
NCAR
(303) 497-1454 (phone Greenberg)
greenber@acd.ucar.edu
Principle of Measurement:
10-100 m3 helium filled tethered balloons which can reach an
altitude of 2000 m.
In situ/Remote/Flux Measurement:
Has been used for in situ measurements of ozone and met. profiles;
teflon bag and solid adsorbent whole air samples for VOCs
Field projects in which the instrument has been used:
1985 ABLE-2a, Amazon forest.
1988 Scotia, PA (NOAA)
1990 ROSE, Jacquin, Alabama (NOAA)
1991 Metter, Georgia (NOAA)
1993 Georgia, North Carolina, Wisconsin, Colorado flux studies (EPA)
1995 Oak Ridge, TN, SOS Nashville intensive (EPA)
1996 Duke forest, North Carolina (EPA)
Aircraft Platform:
Inlet Configuration/Location:
Calibration/Cross Calibration:
Operator Requirements:
Requires experienced balloon personnel (1)
Data Collection:
self
Post-flight Data Validation, Processing, Hours per Flight Hour etc.
As per sampling equipment
Physical Characteristics:
Dimensions:
Weight: max payload of approx. 30 kg for 100 m3 platform;
8 kg for 10 m3 platform
Power:
Other:
Response Time:
n/a
Detection Limits:
n/a
Accuracy:
n/a
Precision:
n/a
Limitations (such as altitude, airspeed, etc.)
n/a