Actuating Force given Torque Capacity of Disk Brake Calculator

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Design of Brakes

Design of Chain Drives

Design of Flywheel

Design of Friction Clutches

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Energy and Thermal Equation

✖Torque absorbed by brake is described as the turning effect of force on the axis of rotation of the brake disc.ⓘ Torque absorbed by brake [M_t]			+10% -10%
✖Coefficient of Friction for Brake is the ratio defining the force that resists the motion of the brake pad in relation to the brake disc or drum in contact with it.ⓘ Coefficient of Friction for Brake [μ]			+10% -10%
✖Friction Radius of Brake specifies a characteristic radius for a disc clutch/brake.ⓘ Friction Radius of Brake [R_f]			+10% -10%

✖Actuating force on brake is defined as the amount of force required to actuate the braking mechanism.ⓘ Actuating Force given Torque Capacity of Disk Brake [F]

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Formula

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Actuating Force given Torque Capacity of Disk Brake

Formula

`"F" = "M"_{"t"}/("μ"*"R"_{"f"})`

Example

`"11945.81N"="485000N*mm"/("0.35"*"116mm")`

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Actuating Force given Torque Capacity of Disk Brake Solution

STEP 0: Pre-Calculation Summary

Formula Used

Actuating force on brake = Torque absorbed by brake/(Coefficient of Friction for Brake*Friction Radius of Brake)
F = M_t/(μ*R_f)
This formula uses 4 Variables

Variables Used

Actuating force on brake - (Measured in Newton) - Actuating force on brake is defined as the amount of force required to actuate the braking mechanism.
Torque absorbed by brake - (Measured in Newton Meter) - Torque absorbed by brake is described as the turning effect of force on the axis of rotation of the brake disc.
Coefficient of Friction for Brake - Coefficient of Friction for Brake is the ratio defining the force that resists the motion of the brake pad in relation to the brake disc or drum in contact with it.
Friction Radius of Brake - (Measured in Meter) - Friction Radius of Brake specifies a characteristic radius for a disc clutch/brake.

STEP 1: Convert Input(s) to Base Unit

Torque absorbed by brake: 485000 Newton Millimeter --> 485 Newton Meter (Check conversion here)
Coefficient of Friction for Brake: 0.35 --> No Conversion Required
Friction Radius of Brake: 116 Millimeter --> 0.116 Meter (Check conversion here)

STEP 2: Evaluate Formula

Substituting Input Values in Formula

F = M_t/(μ*R_f) --> 485/(0.35*0.116)

Evaluating ... ...

F = 11945.8128078818

STEP 3: Convert Result to Output's Unit

11945.8128078818 Newton --> No Conversion Required

FINAL ANSWER

11945.8128078818 ≈ 11945.81 Newton <-- Actuating force on brake

(Calculation completed in 00.004 seconds)

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Created by Kethavath Srinath

Osmania University (OU), Hyderabad

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Vishwakarma Government Engineering College (VGEC), Ahmedabad

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< 12 Disk Brakes Calculators

Friction Radius of Disk Brake

Go Friction Radius of Brake = 2*(Brake Pad Outer Radius^3-Brake Pad Inner Radius^3)/(3*(Brake Pad Outer Radius^2-Brake Pad Inner Radius^2))

Outer Radius of Brake Pad given Area of Brake Pad

Go Brake Pad Outer Radius = sqrt((2*Area of Brake Pad/Angular Dimension of Pad)+Brake Pad Inner Radius^2)

Inner Radius of Brake Pad given Area of Brake Pad

Go Brake Pad Inner Radius = sqrt(Brake Pad Outer Radius^2-(2*Area of Brake Pad/Angular Dimension of Pad))

Coefficient of Friction given Torque Capacity of Disk Brake

Go Coefficient of Friction for Brake = Torque absorbed by brake/(Actuating force on brake*Friction Radius of Brake)

Actuating Force given Torque Capacity of Disk Brake

Go Actuating force on brake = Torque absorbed by brake/(Coefficient of Friction for Brake*Friction Radius of Brake)

Friction Radius given Torque Capacity of Disk Brake

Go Friction Radius of Brake = Torque absorbed by brake/(Coefficient of Friction for Brake*Actuating force on brake)

Torque Capacity of Disk Brake

Go Torque absorbed by brake = Coefficient of Friction for Brake*Actuating force on brake*Friction Radius of Brake

Angular Dimension of Pad given Area of Brake Pad

Go Angular Dimension of Pad = 2*Area of Brake Pad/(Brake Pad Outer Radius^2-Brake Pad Inner Radius^2)

Area of Brake Pad

Go Area of Brake Pad = Angular Dimension of Pad*(Brake Pad Outer Radius^2-Brake Pad Inner Radius^2)/2

Average Pressure given Actuating Force

Go Average Pressure on Brake = Actuating force on brake/Area of Brake Pad

Area of Pad given Actuating Force

Go Area of Brake Pad = Actuating force on brake/Average Pressure on Brake

Actuating Force

Go Actuating force on brake = Average Pressure on Brake*Area of Brake Pad

Actuating Force given Torque Capacity of Disk Brake Formula

Actuating force on brake = Torque absorbed by brake/(Coefficient of Friction for Brake*Friction Radius of Brake)
F = M_t/(μ*R_f)

Define Disk Brake?

A disc brake is a type of brake that uses the calipers to squeeze pairs of pads against a disc or a "rotor" to create friction. This action slows the rotation of a shaft, such as a vehicle axle, either to reduce its rotational speed or to hold it stationary.

How to Calculate Actuating Force given Torque Capacity of Disk Brake?

Actuating Force given Torque Capacity of Disk Brake calculator uses Actuating force on brake = Torque absorbed by brake/(Coefficient of Friction for Brake*Friction Radius of Brake) to calculate the Actuating force on brake, The Actuating Force given Torque Capacity of Disk Brake formula is defined as force acting at that point on brake pads. Actuating force on brake is denoted by F symbol.

How to calculate Actuating Force given Torque Capacity of Disk Brake using this online calculator? To use this online calculator for Actuating Force given Torque Capacity of Disk Brake, enter Torque absorbed by brake (M_t), Coefficient of Friction for Brake (μ) & Friction Radius of Brake (R_f) and hit the calculate button. Here is how the Actuating Force given Torque Capacity of Disk Brake calculation can be explained with given input values -> 11945.81 = 485/(0.35*0.116).

FAQ

What is Actuating Force given Torque Capacity of Disk Brake?

The Actuating Force given Torque Capacity of Disk Brake formula is defined as force acting at that point on brake pads and is represented as F = M_t/(μ*R_f) or Actuating force on brake = Torque absorbed by brake/(Coefficient of Friction for Brake*Friction Radius of Brake). Torque absorbed by brake is described as the turning effect of force on the axis of rotation of the brake disc, Coefficient of Friction for Brake is the ratio defining the force that resists the motion of the brake pad in relation to the brake disc or drum in contact with it & Friction Radius of Brake specifies a characteristic radius for a disc clutch/brake.

How to calculate Actuating Force given Torque Capacity of Disk Brake?

The Actuating Force given Torque Capacity of Disk Brake formula is defined as force acting at that point on brake pads is calculated using Actuating force on brake = Torque absorbed by brake/(Coefficient of Friction for Brake*Friction Radius of Brake). To calculate Actuating Force given Torque Capacity of Disk Brake, you need Torque absorbed by brake (M_t), Coefficient of Friction for Brake (μ) & Friction Radius of Brake (R_f). With our tool, you need to enter the respective value for Torque absorbed by brake, Coefficient of Friction for Brake & Friction Radius of Brake and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

How many ways are there to calculate Actuating force on brake?

In this formula, Actuating force on brake uses Torque absorbed by brake, Coefficient of Friction for Brake & Friction Radius of Brake. We can use 1 other way(s) to calculate the same, which is/are as follows -

Actuating force on brake = Average Pressure on Brake*Area of Brake Pad

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