Special Functionality: Vehicle Speed; Setting Up Calculated Speed - Bosch DDU 7 Manual

Display Unit DDU 7
5.
6.
7.
Channels
available in
Computed
Sources
Available
measurements
for channel
10.5.1

Special functionality: vehicle speed

This functionality allows:
–
–
Vehicle speed calculation function
–
–
10.5.2

Setting up calculated speed

1.
2.
Bosch Motorsport
Click 'Finish' when done.
Enter channel name and description.
Click 'OK' when done.
The channel is inserted into the DDU 7 Project Tree.
high performance vehicle owners to measure wheel spin under acceleration and wheel
slip/lock under braking.
calculating vehicle 'speed over ground'.
Calculating vehicle speed of 2 wheel drive: (Wheel speeds of non-driven axle as input)
Calculated speed is average of both speeds if speed difference between wheels < limit.
Calculated speed is maximum of both speeds if speed difference between wheels > limit.
Calculating vehicle speed of 4 wheel drive: (Wheel speeds of all wheels as input)
Calculated speed is speed of 2nd fastest wheel.
Click on tab 'System Overview'.
Click on 'Measurement Sources' in the Toolbox.
Calculation of hysteresis
channel
Manual
Analog and Frequency Inputs | en
Choose data type of the
measurement variable
Check the box to force the
channel's quantization if the
quantization should be a
fixed value in the whole CAN
system
Enter name to automatically
create a new measurement
sheet
04.02.2019 | V 02 |
91