Instruction manual

SECTION 3. SAMPLE 21X PROGRAM
3-13
TABLE 3.1-1. Output from Example Eddy Covariance Program
01: ID = 11; compile time and constants
02: DAY
03: Time(hhmm)
04: -k
w
(m
3
g
-1
cm
-1
)
05: -xk
w
(m
3
g
-1
)
06: air density x heat capacity (W m
-2
K
-1
m
-1
s)
07: latent heat of vaporization (J g
-1
)
01: ID = 12; surface flux data
02: DAY
03: Time (hhmm)
04: -k
w
(m
3
g
-1
cm
-1
)
05: -xk
w
(m
3
g
-1
)
06: air density x heat capacity (W m
-2
K
-1
m
-1
s)
07: latent heat of vaporization (J g
-1
)
08: average vertical wind speed (m s
-1
)
09: average CA27 temperature (°C)
10: average natural log of KH20 (unit less)
11: average voltage from KH20 (mV)
12: variance of the vertical wind speed (m s
-1
)
13: variance of the CA27 temperature (°C)
14: variance of the natural log of KH20 voltage (unit less)
15: variance of the voltage from KH20 (mV)
16: sensible heat flux (W m
-2
)
17: latent heat flux (W m
-2
)
18:
()
TV
h
′
′
ln ; used in oxygen correction for variance of water vapor density
01: ID = 21; meteorological and energy balance data
02: DAY
03: Time (hhmm)
04: average panel temperature (°C)
05: average ambient air temperature (°C)
06: average vapor pressure (kPa)
07: average soil heat flux #1 (W m
-2
)
08: average soil heat flux #2 (W m
-2
)
09: average net radiation (W m
-2
)
10: average soil temperature (°C)
11: change in soil temperature (°C)
12: sample RH (fraction)
13: average wind speed (m s
-1
)
14: unit vector wind direction (deg)
15: standard deviation of wind direction (deg)
16: CS615 period (msec)
17: soil water content (fraction)
18: soil water content corrected for soil temperature (fraction)