Appendix
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Status September 2003 (EvoBus-Service / AFT) Page: 80 of 83
6 Appendix
6.1 Pulse width modulated signal
Many actuators around the EGM are actuated with a PWM signal. The PWM signal is characterised by the
frequency f and the pulse duty factor TV. An example of such actuators are:
- Gas injectors
- Proportional valves (EPW for actuating the ATL)
- etc.
Drawing: pulse width modulated signal
Title:
Service EGM: Engine protection
File:
KD_PWM_Definition.vsd
Datum der letzten Änderung:
2001-09-14
PWM / Pulse width modulated signal
T_high T_low
Period duration T
1
f =
T
Pulse duty factor TV =
T_high
T
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