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Minimum Length of Piston Skirt Formula

GoLength of Piston Skirt given Allowable Bearing Pressure Formula

GoMaximum Length of Piston Skirt Formula

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Length of Piston Skirt is the total length of a piston skirt used for bearing side thrust. Check FAQs

l s = 0.65 \cdot D i

l_s - Length of Piston Skirt?D_i - Diameter of Cylinder Bore?

Minimum Length of Piston Skirt Example

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Here is how the Minimum Length of Piston Skirt equation looks like with Values.

Here is how the Minimum Length of Piston Skirt equation looks like with Units.

Here is how the Minimum Length of Piston Skirt equation looks like.

117 = 0.65 \cdot 180

117mm = 0.65 \cdot 180mm

117 = 0.65 \cdot 180

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Minimum Length of Piston Skirt Solution

Follow our step by step solution on how to calculate Minimum Length of Piston Skirt?

FIRST Step Consider the formula

l s = 0.65 \cdot D i

Next Step Substitute values of Variables

∴

l s = 0.65 \cdot 180mm

Next Step Convert Units

∴

l s = 0.65 \cdot 0.18m

Next Step Prepare to Evaluate

∴

l s = 0.65 \cdot 0.18

Next Step Evaluate

∴

l s = 0.117m

LAST Step Convert to Output's Unit

∴

l s = 117mm

Minimum Length of Piston Skirt Formula Elements

Variables

Length of Piston Skirt

Length of Piston Skirt is the total length of a piston skirt used for bearing side thrust.

Symbol: l_s

Measurement: LengthUnit: mm

Note: Value should be greater than 0.

Formulas to find Length of Piston Skirt

Diameter of Cylinder Bore

Diameter of Cylinder Bore is the internal surface diameter of an engine cylinder.

Symbol: D_i

Measurement: LengthUnit: mm

Note: Value should be greater than 0.

Formulas to find Diameter of Cylinder Bore

Other Formulas to find Length of Piston Skirt

Go Length of Piston Skirt given Allowable Bearing Pressure

l s = μ \cdot π \cdot D i \cdot \frac{p max}{4 \cdot P b}

Go Maximum Length of Piston Skirt

l s = 0.8 \cdot D i

Other formulas in Piston Skirt category

Go Inner Diameter of Piston Pin

d i = 0.6 \cdot d o

Go Length of Piston Pin used in Connecting Rod

l 1 = 0.45 \cdot D i

Go Maximum Bending Moment on Piston Pin

M b = F P \cdot \frac{D i}{8}

Go Maximum Bending Stress in Piston Pin

σ max = 4 \cdot F P \cdot D i \cdot \frac{d o}{π \cdot ({d o}^{4} - {d i}^{4})}

How to Evaluate Minimum Length of Piston Skirt?

Minimum Length of Piston Skirt evaluator uses Length of Piston Skirt = 0.65*Diameter of Cylinder Bore to evaluate the Length of Piston Skirt, Minimum Length of Piston Skirt is the minimum required length of the piston skirt. Length of Piston Skirt is denoted by l_s symbol.

How to evaluate Minimum Length of Piston Skirt using this online evaluator? To use this online evaluator for Minimum Length of Piston Skirt, enter Diameter of Cylinder Bore (D_i) and hit the calculate button.

FAQs on Minimum Length of Piston Skirt

What is the formula to find Minimum Length of Piston Skirt?

The formula of Minimum Length of Piston Skirt is expressed as Length of Piston Skirt = 0.65*Diameter of Cylinder Bore. Here is an example- 117000 = 0.65*0.18.

How to calculate Minimum Length of Piston Skirt?

With Diameter of Cylinder Bore (D_i) we can find Minimum Length of Piston Skirt using the formula - Length of Piston Skirt = 0.65*Diameter of Cylinder Bore.

What are the other ways to Calculate Length of Piston Skirt?

Here are the different ways to Calculate Length of Piston Skirt-

Length of Piston Skirt=Coefficient of Friction for Piston Skirt*pi*Diameter of Cylinder Bore*Maximum Gas Pressure Inside Cylinder/(4*Bearing Pressure for Piston Skirt)
Length of Piston Skirt=0.8*Diameter of Cylinder Bore

Can the Minimum Length of Piston Skirt be negative?

No, the Minimum Length of Piston Skirt, measured in Length cannot be negative.

Which unit is used to measure Minimum Length of Piston Skirt?

Minimum Length of Piston Skirt is usually measured using the Millimeter[mm] for Length. Meter[mm], Kilometer[mm], Decimeter[mm] are the few other units in which Minimum Length of Piston Skirt can be measured.

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