Vehicle Calibration: Heavy Truck

Vehicle Calibration: Heavy Truck

Aerodynamic

Frontal Area (m²)

CD

CD Multiplier

Rolling Resistance

parameter a0

parameter a1

parameter a2

Power

Driving Power

Braking Power

Rated Engine Power

Unsealed Road Impassibility

EPLIM

Desired Speed Parameters

Parameter	Bituminous	Unsealed	Concrete
VDES2 (km/h)
VDESa0 (x 10³)
VDESa1
VDESa2
CW1 (m)
CW2 (m)

VCURVE_a0

VCURVE_a1

VROUGH_a0

ARVMAX (mm/s)

Speed Beta

Speed Sigma

COV

CGR_a0

CGR_a1

CGR_a2

Engine Speed

RPM_IDLE

RPM

RPM_a0

RPM_a1

RPM_a2

RPM_a3

Lubricants

Contam. losses

L/1000 km

Operation losses

L/1000 km

IDLE_FUEL

mL/s

ZETAB

mL/kW/s

EHP

EDT

PACCS_a0

PCTPENG

%

Kpea

amaxv

m/s²

FRIAMAX

m/s²

NMTAMAX

m/s²

RIAMAX

m/s²

AMAXRI

m/km

Wheel diameter

m

Constant term

dm³

Wear coefficient

dm³/J-m

Congestion effects factor

Wearable rubber volume

dm³

Parts

Constant term

Roughness effect

Rotation factor

Translation factor

Labour

Constant term

Parts exponent

Rotation factor

Translation factor

Age effect

Shape smoothing factor

Roughness effects lower limit

Congestion effects factor

Regression coeff 1

Regression coeff 2

Min residual value

%

Max residual value

%

Max roughness threshold

IRI

Model Calibration Factors

Hydrocarbon aHC

Hydrocarbon rHC

Carbon monoxide aCO

Nitrous oxide aNOx

Nitrous oxide FRNOx

Sulphur dioxide aSO2

Particulates aPM

Particulates rPM

Carbon dioxide aCO2

Lead aPb

Lead Prop_Pb

Catalytic converter present on vehicle

Emission Catalytic Pass Fraction Model Parameters

	ei	bi	ri	MDF
Hydrocarbon
Carbon monoxide
Nitrous oxide
Sulphur dioxide
Lead
Particulates

Energy used in production

GJ

% parts made in country

% vehicle made in country

Tyre weight

kg

Unladen vehicle weight

Done (Back to Fleet)