DQRID : D020628.6
Start DateStart TimeEnd DateEnd Time
10/13/1995140010/13/19951700
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Subject:
SGP/EBBR/E26 - 3-month Check
DataStreams:sgp30ebbrE26.b1, sgp15ebbrE26.b1, sgp5ebbrE26.b1
Description:
During EBBR 3 month checks the Automatic Exchange Mechanism is disabled
(reflected by home signals near zero) so that the two aspirator units can be
placed at the same height.  The measurements during this period, at least,
do not produce correct outputs of bowen ratio (bowen), sensible heat flux (h),
or latent heat flux (e), nor do the air temperature and relative humidity
measurements indicate gradients.  Checks performed before or after the AEM
is disabled also lead to some incorrect data.
Suggestions: 
Measurements:sgp5ebbrE26.b1:
  • Bottom vapor pressure(vapor_pressure_bottom)
  • Top vapor pressure(vapor_pressure_top)
  • Bottom T/RH sensor temperature(temp_trh_bottom)
  • Top relative humidity (fractional)(rh_top_fraction)
  • Top T/RH sensor temperature(temp_trh_top)
  • Bottom air temperature(temp_air_bottom)
  • Bottom relative humidity (fractional)(rh_bottom_fraction)
  • Top air temperature(temp_air_top)
more
sgp15ebbrE26.b1:
  • Right T/RH sensor temperature (resistance ratio)(temp_trh_right_rr)
  • Right air temperature(temp_air_right)
  • Left air temperature(temp_air_left)
  • Left relative humidity (mV)(rh_left_mv)
  • Left T/RH sensor temperature (resistance ratio)(temp_trh_left_rr)
  • Right relative humidity (mV)(rh_right_mv)
more
sgp30ebbrE26.b1:
  • Bowen ratio(bowen_ratio)
  • Bottom relative humidity (fractional)(rh_bottom_fraction)
  • Top T/RH sensor temperature(temp_trh_top)
  • Bottom T/RH sensor temperature(temp_trh_bottom)
  • Top relative humidity (fractional)(rh_top_fraction)
  • Top air temperature(temp_air_top)
  • Surface latent heat flux(latent_heat_flux)
  • Bottom air temperature(temp_air_bottom)
  • Top vapor pressure(vapor_pressure_top)
  • Surface sensible heat flux(sensible_heat_flux)
  • Bottom vapor pressure(vapor_pressure_bottom)
more

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