COG Position Distance from Rear Wheels given Front Lateral Load Transfer Formula

Fx Copy
LaTeX Copy
Horizontal Distance of C.G. from Rear Axle is the distance of vehicle's center of gravity(C.G.) from rear axle measured along wheelbase of vehicle. Check FAQs
x=Wf-Ay[g]mtFHKΦfKΦf+KΦrZrfb
x - Horizontal Distance of C.G. from Rear Axle?Wf - Front Lateral Load Transfer?Ay - Lateral Acceleration?m - Mass of Vehicle?tF - Front Track Width?H - Centre of Gravity Distance to Roll Axis?KΦf - Front Roll Rate?KΦr - Rear Roll Rate?Zrf - Front Roll Centre Height?b - Wheelbase of Vehicle?[g] - Gravitational acceleration on Earth?

COG Position Distance from Rear Wheels given Front Lateral Load Transfer Example

With values
With units
Only example

Here is how the COG Position Distance from Rear Wheels given Front Lateral Load Transfer equation looks like with Values.

Here is how the COG Position Distance from Rear Wheels given Front Lateral Load Transfer equation looks like with Units.

Here is how the COG Position Distance from Rear Wheels given Front Lateral Load Transfer equation looks like.

2.268Edit=226Edit-9.81Edit9.8066155Edit1.5Edit0.335Edit94900Edit94900Edit+67800Edit245Edit2.7Edit
You are here -

COG Position Distance from Rear Wheels given Front Lateral Load Transfer Solution

Follow our step by step solution on how to calculate COG Position Distance from Rear Wheels given Front Lateral Load Transfer?

FIRST Step Consider the formula
x=Wf-Ay[g]mtFHKΦfKΦf+KΦrZrfb
Next Step Substitute values of Variables
x=226kg-9.81m/s²[g]155kg1.5m0.335m94900Nm/rad94900Nm/rad+67800Nm/rad245m2.7m
Next Step Substitute values of Constants
x=226kg-9.81m/s²9.8066m/s²155kg1.5m0.335m94900Nm/rad94900Nm/rad+67800Nm/rad245m2.7m
Next Step Prepare to Evaluate
x=226-9.819.80661551.50.3359490094900+678002452.7
Next Step Evaluate
x=2.26802005752027m
LAST Step Rounding Answer
x=2.268m

COG Position Distance from Rear Wheels given Front Lateral Load Transfer Formula Elements

Variables
Constants
Horizontal Distance of C.G. from Rear Axle
Horizontal Distance of C.G. from Rear Axle is the distance of vehicle's center of gravity(C.G.) from rear axle measured along wheelbase of vehicle.
Symbol: x
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Front Lateral Load Transfer
Front Lateral Load Transfer is the load transfer on to the front wheels due to lateral acceleration.
Symbol: Wf
Measurement: WeightUnit: kg
Note: Value can be positive or negative.
Lateral Acceleration
Lateral Acceleration is the acceleration in the lateral direction when the vehicle is cornering.
Symbol: Ay
Measurement: AccelerationUnit: m/s²
Note: Value can be positive or negative.
Mass of Vehicle
Mass of Vehicle is the total mass of the vehicle.
Symbol: m
Measurement: WeightUnit: kg
Note: Value should be greater than 0.
Front Track Width
Front Track Width is the distance between the centers of front wheels.
Symbol: tF
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Centre of Gravity Distance to Roll Axis
Centre of Gravity Distance to Roll Axis is the distance between the centre of gravity and the roll axis.
Symbol: H
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Front Roll Rate
Front Roll Rate is the stiffness of your car in the roll mode. Or one can say, it is the roll angle per unit lateral acceleration.
Symbol: KΦf
Measurement: Torsion ConstantUnit: Nm/rad
Note: Value should be greater than 0.
Rear Roll Rate
Rear Roll Rate is the stiffness of your car in the roll mode. Or one can say, it is the roll angle per unit lateral acceleration.
Symbol: KΦr
Measurement: Torsion ConstantUnit: Nm/rad
Note: Value should be greater than 0.
Front Roll Centre Height
Front Roll Centre Height is the height of the notional point at which the cornering forces in the suspension are reacted to the vehicle body.
Symbol: Zrf
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Wheelbase of Vehicle
Wheelbase of Vehicle is the center distance between the front and the rear axle of the vehicle.
Symbol: b
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Gravitational acceleration on Earth
Gravitational acceleration on Earth means that the velocity of an object in free fall will increase by 9.8 m/s2 every second.
Symbol: [g]
Value: 9.80665 m/s²

Other formulas in Front Lateral Load Transfer for Race Cars category

​Go Front Lateral Load Transfer
Wf=Ay[g]mtFHKΦfKΦf+KΦr+xbZrf
​Go Front Roll Centre Height given Front Lateral Load Transfer
Zrf=(Wf-Ay[g]mtFHKΦfKΦf+KΦr)bx

How to Evaluate COG Position Distance from Rear Wheels given Front Lateral Load Transfer?

COG Position Distance from Rear Wheels given Front Lateral Load Transfer evaluator uses Horizontal Distance of C.G. from Rear Axle = (Front Lateral Load Transfer-Lateral Acceleration/[g]*Mass of Vehicle/Front Track Width*Centre of Gravity Distance to Roll Axis*Front Roll Rate/(Front Roll Rate+Rear Roll Rate))/(Front Roll Centre Height/Wheelbase of Vehicle) to evaluate the Horizontal Distance of C.G. from Rear Axle, The COG position distance from rear wheels given front lateral load transfer formula is used to find the horizontal distance of centre of gravity from the rear wheels when the front lateral load transfer is known. Horizontal Distance of C.G. from Rear Axle is denoted by x symbol.

How to evaluate COG Position Distance from Rear Wheels given Front Lateral Load Transfer using this online evaluator? To use this online evaluator for COG Position Distance from Rear Wheels given Front Lateral Load Transfer, enter Front Lateral Load Transfer (Wf), Lateral Acceleration (Ay), Mass of Vehicle (m), Front Track Width (tF), Centre of Gravity Distance to Roll Axis (H), Front Roll Rate (KΦf), Rear Roll Rate (KΦr), Front Roll Centre Height (Zrf) & Wheelbase of Vehicle (b) and hit the calculate button.

FAQs on COG Position Distance from Rear Wheels given Front Lateral Load Transfer

What is the formula to find COG Position Distance from Rear Wheels given Front Lateral Load Transfer?
The formula of COG Position Distance from Rear Wheels given Front Lateral Load Transfer is expressed as Horizontal Distance of C.G. from Rear Axle = (Front Lateral Load Transfer-Lateral Acceleration/[g]*Mass of Vehicle/Front Track Width*Centre of Gravity Distance to Roll Axis*Front Roll Rate/(Front Roll Rate+Rear Roll Rate))/(Front Roll Centre Height/Wheelbase of Vehicle). Here is an example- 2.26802 = (226-9.81/[g]*155/1.5*0.335*94900/(94900+67800))/(245/2.7).
How to calculate COG Position Distance from Rear Wheels given Front Lateral Load Transfer?
With Front Lateral Load Transfer (Wf), Lateral Acceleration (Ay), Mass of Vehicle (m), Front Track Width (tF), Centre of Gravity Distance to Roll Axis (H), Front Roll Rate (KΦf), Rear Roll Rate (KΦr), Front Roll Centre Height (Zrf) & Wheelbase of Vehicle (b) we can find COG Position Distance from Rear Wheels given Front Lateral Load Transfer using the formula - Horizontal Distance of C.G. from Rear Axle = (Front Lateral Load Transfer-Lateral Acceleration/[g]*Mass of Vehicle/Front Track Width*Centre of Gravity Distance to Roll Axis*Front Roll Rate/(Front Roll Rate+Rear Roll Rate))/(Front Roll Centre Height/Wheelbase of Vehicle). This formula also uses Gravitational acceleration on Earth constant(s).
Can the COG Position Distance from Rear Wheels given Front Lateral Load Transfer be negative?
No, the COG Position Distance from Rear Wheels given Front Lateral Load Transfer, measured in Length cannot be negative.
Which unit is used to measure COG Position Distance from Rear Wheels given Front Lateral Load Transfer?
COG Position Distance from Rear Wheels given Front Lateral Load Transfer is usually measured using the Meter[m] for Length. Millimeter[m], Kilometer[m], Decimeter[m] are the few other units in which COG Position Distance from Rear Wheels given Front Lateral Load Transfer can be measured.
Copied!