3.6. RevLimiter

GasolineControlSample/ECU Control/RevLimiter

Table 3.25. System Inputs

User NameDescriptionSourced From Sections L2Local Systems
MEngineFullThrCalc
Engine Torque at full throttle
Engine StateRev-Limiter Calculations
MEngineNoThrCalc
Engine Torque at closed throttle
Engine StateRev-Limiter Calculations
nEngineIn
Engine Speed From BIOS
BIOSInputsRev-Limiter Calculations; Accel Calcs
nEnginepOilProt
Oil protection rev limit
ECU ControlRevLimiter

Table 3.26. System Outputs

User NameDescriptionUsed In Sections L2Defn. Block Local Systems
aIgnLimiterOffset
Ignition offset for engine limiter
IgnitionaIgnLimiterOffsetRev-Limiter Calculations
bRevLight
bRevLight
BIOSOutputs Rev-Limiter Calculations
bTorqueCutActive
bTorqueCutActive
ECU Control Rev-Limiter Calculations
EngineStatus.RevLimMode
Rev limiter status
FuellingEngineStatus.RevLimModeRev-Limiter Calculations
NCylCutPattern
Cylinder cut pattern
BIOSOutputsNCylCutPatternRev-Limiter Calculations
NShiftLightPattern
Shift Light Pattern
 NShiftLightPatternRev-Limiter Calculations
rEngineLimiterTorque
Engine Limiter Torque Factor
 rEngineLimiterTorqueRev-Limiter Calculations
rEngineTorqueDemand
Engine Torgue Demand from limiter and other sources
 rEngineTorqueDemandRev-Limiter Calculations

Table 3.27. System Parameters

User NameDescriptionUnitsTypeLocal Systems
aIgnEngineLimitOffset
Ignition offset for torque reduction
°
MAP1D
Rev-Limiter Calculations
NCylCutPatternEngineLimit
Cylinder cut pattern torque demand
Pattern
MAP1D
Rev-Limiter Calculations
nEngineLimitHardEntry
Engine Rev Limit hard limit entry
rpm
SCALAR
Rev-Limiter Calculations
nEngineLimitSoftEntry
Engine Rev Limit soft limit entry
rpm
SCALAR
Rev-Limiter Calculations
nEngineLimitSoftExit
Engine Rev Limit soft limit exit
rpm
SCALAR
Rev-Limiter Calculations
nEngineRevLight
Engine Rev Light Threshold
rpm
SCALAR
Rev-Limiter Calculations
NShiftLightPatternMap
Shift light pattern
Pattern
MAP1D
Rev-Limiter Calculations
rEngineLimitSoftTorque
Soft rev-limiter torque fraction (0=full cut)
-
MAP1D
Accel Calcs

Table 3.28. System Measurements

User NameDescriptionUnitsDefn. Block Local Systems
aIgnLimiterOffset
Ignition offset for engine limiter
°
aIgnLimiterOffsetRev-Limiter Calculations
EngineStatus.RevLimMode
Rev limiter status
EngineStatus.RevLimModeRev-Limiter Calculations
MEngineCut
Amount of Torque Cut
Nm
MEngineCutRev-Limiter Calculations
NCylCutPattern
Cylinder cut pattern
Pattern
NCylCutPatternRev-Limiter Calculations
nEngineRevLimit
Active Hard Rev Limit
rpm
nEngineRevLimitRev-Limiter Calculations
NIgnsInRevLimit
Number of ignitions in rev limit
Igns
NIgnsInRevLimit 
NShiftLightPattern
Shift Light Pattern
Pattern
NShiftLightPatternRev-Limiter Calculations
rEngineLimiterTorque
Engine Limiter Torque Factor
-
rEngineLimiterTorqueRev-Limiter Calculations
rEngineTorqueDemand
Engine Torgue Demand from limiter and other sources
-
rEngineTorqueDemandRev-Limiter Calculations

GasolineControlSample/ECU Control/RevLimiter/Rev-Limiter Calculations

Basic rev-limter with a soft entry zone and a hard cut limit.

GasolineControlSample/ECU Control/RevLimiter/Rev-Limiter Calculations/Rev-Limit State

GasolineControlSample/ECU Control/RevLimiter/Rev-Limiter Calculations/Accel Calcs