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Coefficient of Friction for given Hauling Capacity of Locomotive Formula

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Coefficient of Friction for Locomotive between the driving wheels and the rails depends largely upon the two factors called condition of the rail surface and speed of the locomotive. Check FAQs

μ = \frac{Hc}{w \cdot n}

μ - Coefficient of Friction for Locomotive?Hc - Hauling Capacity of a Locomotive?w - Weight on Driving Axle?n - No of Pairs of Driving Wheels?

Coefficient of Friction for given Hauling Capacity of Locomotive Example

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Here is how the Coefficient of Friction for given Hauling Capacity of Locomotive equation looks like with Values.

Here is how the Coefficient of Friction for given Hauling Capacity of Locomotive equation looks like with Units.

Here is how the Coefficient of Friction for given Hauling Capacity of Locomotive equation looks like.

0.2 = \frac{12}{20 \cdot 3}

0.2 = \frac{12t}{20t \cdot 3}

0.2 = \frac{12}{20 \cdot 3}

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Coefficient of Friction for given Hauling Capacity of Locomotive Solution

Follow our step by step solution on how to calculate Coefficient of Friction for given Hauling Capacity of Locomotive?

FIRST Step Consider the formula

μ = \frac{Hc}{w \cdot n}

Next Step Substitute values of Variables

∴

μ = \frac{12t}{20t \cdot 3}

Next Step Prepare to Evaluate

∴

μ = \frac{12}{20 \cdot 3}

LAST Step Evaluate

∴

μ = 0.2

Coefficient of Friction for given Hauling Capacity of Locomotive Formula Elements

Variables

Coefficient of Friction for Locomotive

Coefficient of Friction for Locomotive between the driving wheels and the rails depends largely upon the two factors called condition of the rail surface and speed of the locomotive.

Symbol: μ

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Coefficient of Friction for Locomotive

Hauling Capacity of a Locomotive

Hauling Capacity of a Locomotive is the maximum amount of weight that can be filled and carried beyond regular capacity.

Symbol: Hc

Measurement: WeightUnit: t

Note: Value should be greater than 0.

Formulas to find Hauling Capacity of a Locomotive

Weight on Driving Axle

Weight on Driving Axle is the weight transmitted by several wheels attached to that axle to the surface on which the locomotive rests.

Symbol: w

Measurement: WeightUnit: t

Note: Value should be greater than 0.

Formulas to find Weight on Driving Axle

No of Pairs of Driving Wheels

No of Pairs of Driving Wheels in train usually vary from 260 to 800.These driving wheels are driven by traction motor.

Symbol: n

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find No of Pairs of Driving Wheels

Other formulas in Traction and Tractive Resistances category

Go Total Train Resistance

RT1 = 0.0016 \cdot w t + 0.00008 \cdot w t \cdot V t + 0.0000006 \cdot w t \cdot {V t}^{2}

Go Resistance Due to Gradients

Rg = w t \cdot (\frac{m}{100})

Go Hauling Capacity of Locomotive

Hc = μ \cdot w \cdot n

Go Wind Resistance

R w = 0.000017 \cdot a \cdot V^{2}

How to Evaluate Coefficient of Friction for given Hauling Capacity of Locomotive?

Coefficient of Friction for given Hauling Capacity of Locomotive evaluator uses Coefficient of Friction for Locomotive = Hauling Capacity of a Locomotive/(Weight on Driving Axle*No of Pairs of Driving Wheels) to evaluate the Coefficient of Friction for Locomotive, Coefficient of Friction for given Hauling Capacity of Locomotive depends on speed and rail surface.It increases with decrease in speed and varies from 0.1 at high speeds to 0.2 at low speeds. Coefficient of Friction for Locomotive is denoted by μ symbol.

How to evaluate Coefficient of Friction for given Hauling Capacity of Locomotive using this online evaluator? To use this online evaluator for Coefficient of Friction for given Hauling Capacity of Locomotive, enter Hauling Capacity of a Locomotive (Hc), Weight on Driving Axle (w) & No of Pairs of Driving Wheels (n) and hit the calculate button.

FAQs on Coefficient of Friction for given Hauling Capacity of Locomotive

What is the formula to find Coefficient of Friction for given Hauling Capacity of Locomotive?

The formula of Coefficient of Friction for given Hauling Capacity of Locomotive is expressed as Coefficient of Friction for Locomotive = Hauling Capacity of a Locomotive/(Weight on Driving Axle*No of Pairs of Driving Wheels). Here is an example- 0.2 = 12000/(20000*3).

How to calculate Coefficient of Friction for given Hauling Capacity of Locomotive?

With Hauling Capacity of a Locomotive (Hc), Weight on Driving Axle (w) & No of Pairs of Driving Wheels (n) we can find Coefficient of Friction for given Hauling Capacity of Locomotive using the formula - Coefficient of Friction for Locomotive = Hauling Capacity of a Locomotive/(Weight on Driving Axle*No of Pairs of Driving Wheels).

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Coefficient of Friction for given Hauling Capacity of Locomotive Formula

Coefficient of Friction for given Hauling Capacity of Locomotive Example

Coefficient of Friction for given Hauling Capacity of Locomotive Solution

Coefficient of Friction for given Hauling Capacity of Locomotive Formula Elements

Other formulas in Traction and Tractive Resistances category

How to Evaluate Coefficient of Friction for given Hauling Capacity of Locomotive?

FAQs on Coefficient of Friction for given Hauling Capacity of Locomotive

Variable Name