Class-8 Heavy Truck Duty Cycle Project Final Report - Center for ...

Channel ID Resolution Accuracy Notes
units will not change regardless
TrailrWt_0 +/-300 lbs of changing the units in the
display
TractrID_0
16 least significant bits of
tractor comlink serial number
TrailrID_0
3m 95%
16 least significant bits of trailer
comlink serial number
Latitude_0
CEP,
1.8m with
DGPS
3m 95%
check SatsInfo for accuracy of
data
Longitud_0
CEP,
1.8m with
DGPS
check SatsInfo for accuracy of
data
Altitude_0 0.01m
check SatsInfo for accuracy of
data
VrtVlcty_0 0.01m 0.2 km/h
check SatsInfo for accuracy of
data
GndVlcty_0 0.00514m 0.2 km/h
check SatsInfo for accuracy of
data
LngAccel_0 0.098m/s2 1%
check SatsInfo for accuracy of
data
LatAccel_0 0.098m/s2 1%
check SatsInfo for accuracy of
data
HeadingN_0 0.01deg 0.2deg
check SatsInfo for accuracy of
data
SatsInfo_0 1
total number of satellites, plus
100 if DGPS available/enabled
TimeUTCs_0 0.01 s 0.05 s
+/-0.3m/s
check SatsInfo for accuracy of
data
WindSped_0 1/3.6 m/s
or +/- 2%
whichever
is greater
Relative wind direction based
WindDirc_0 1 deg +/-2 deg
on "north" as front of vehicle,
gives direction wind is coming
from
running 1 min avg in 10 sec
steps, mist 0.1, light drizzle 0.2,
RainInts_0 1 mm/h
drizzle 0.5, light rain 1, medium
rain 4, heavy rain 15,
thundershower 100
D-84