Length of crank pin of centre crankshaft at TDC position given allowable bearing pressure Formula

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Length of Crank Pin is the size of the crankpin from one end to the other and tells how long is the crankpin. Check FAQs
lc=fpindpinPbpin
lc - Length of Crank Pin?fpin - Force on Crank Pin?dpin - Diameter of Crank Pin?Pbpin - Bearing Pressure in Crank Pin?

Length of crank pin of centre crankshaft at TDC position given allowable bearing pressure Example

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With units
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Here is how the Length of crank pin of centre crankshaft at TDC position given allowable bearing pressure equation looks like with Values.

Here is how the Length of crank pin of centre crankshaft at TDC position given allowable bearing pressure equation looks like with Units.

Here is how the Length of crank pin of centre crankshaft at TDC position given allowable bearing pressure equation looks like.

43Edit=19500Edit48Edit9.4477Edit

Length of crank pin of centre crankshaft at TDC position given allowable bearing pressure Solution

Follow our step by step solution on how to calculate Length of crank pin of centre crankshaft at TDC position given allowable bearing pressure?

FIRST Step Consider the formula
lc=fpindpinPbpin
Next Step Substitute values of Variables
lc=19500N48mm9.4477N/mm²
Next Step Convert Units
lc=19500N0.048m9.4E+6Pa
Next Step Prepare to Evaluate
lc=195000.0489.4E+6
Next Step Evaluate
lc=0.0430000019052309m
Next Step Convert to Output's Unit
lc=43.0000019052309mm
LAST Step Rounding Answer
lc=43mm

Length of crank pin of centre crankshaft at TDC position given allowable bearing pressure Formula Elements

Variables
Length of Crank Pin
Length of Crank Pin is the size of the crankpin from one end to the other and tells how long is the crankpin.
Symbol: lc
Measurement: LengthUnit: mm
Note: Value should be greater than 0.
Force on Crank Pin
Force on Crank Pin is the force acting onto the crankpin used in the assembly of the crank, and the connecting rod.
Symbol: fpin
Measurement: ForceUnit: N
Note: Value should be greater than 0.
Diameter of Crank Pin
Diameter of Crank Pin is the diameter of the crank pin used in connecting the connecting rod with the crank.
Symbol: dpin
Measurement: LengthUnit: mm
Note: Value should be greater than 0.
Bearing Pressure in Crank Pin
Bearing Pressure in Crank Pin is the compressive force acting on the contact area between two components of crank pin and bushing having no relative motion between them.
Symbol: Pbpin
Measurement: PressureUnit: N/mm²
Note: Value should be greater than 0.

Other formulas in Design of Crank Pin at Top Dead Centre Position category

​Go Bending Moment at centre plane of crank pin of centre crankshaft at TDC position
Mbpin=Rvb
​Go Bending stress in crank pin of centre crankshaft at TDC position given diameter of crank pin
σbpin=32Mbpinπdpin3
​Go Diameter of crank pin of centre crankshaft at TDC position given allowable bearing pressure
dpin=fpinPbpinlc
​Go Diameter of crank pin of centre crankshaft at TDC position given thickness of crank web
dpin=t0.7

How to Evaluate Length of crank pin of centre crankshaft at TDC position given allowable bearing pressure?

Length of crank pin of centre crankshaft at TDC position given allowable bearing pressure evaluator uses Length of Crank Pin = (Force on Crank Pin)/(Diameter of Crank Pin*Bearing Pressure in Crank Pin) to evaluate the Length of Crank Pin, Length of crank pin of centre crankshaft at TDC position given allowable bearing pressure is the total length of the crankpin of the center crankshaft at TDC position which is used in the assembly of connecting rod with the crank, designed for when the crank is at the top dead center position and subjected to maximum bending moment and no torsional moment. Length of Crank Pin is denoted by lc symbol.

How to evaluate Length of crank pin of centre crankshaft at TDC position given allowable bearing pressure using this online evaluator? To use this online evaluator for Length of crank pin of centre crankshaft at TDC position given allowable bearing pressure, enter Force on Crank Pin (fpin), Diameter of Crank Pin (dpin) & Bearing Pressure in Crank Pin (Pbpin) and hit the calculate button.

FAQs on Length of crank pin of centre crankshaft at TDC position given allowable bearing pressure

What is the formula to find Length of crank pin of centre crankshaft at TDC position given allowable bearing pressure?
The formula of Length of crank pin of centre crankshaft at TDC position given allowable bearing pressure is expressed as Length of Crank Pin = (Force on Crank Pin)/(Diameter of Crank Pin*Bearing Pressure in Crank Pin). Here is an example- 162500 = (19500)/(0.048*9447674).
How to calculate Length of crank pin of centre crankshaft at TDC position given allowable bearing pressure?
With Force on Crank Pin (fpin), Diameter of Crank Pin (dpin) & Bearing Pressure in Crank Pin (Pbpin) we can find Length of crank pin of centre crankshaft at TDC position given allowable bearing pressure using the formula - Length of Crank Pin = (Force on Crank Pin)/(Diameter of Crank Pin*Bearing Pressure in Crank Pin).
Can the Length of crank pin of centre crankshaft at TDC position given allowable bearing pressure be negative?
No, the Length of crank pin of centre crankshaft at TDC position given allowable bearing pressure, measured in Length cannot be negative.
Which unit is used to measure Length of crank pin of centre crankshaft at TDC position given allowable bearing pressure?
Length of crank pin of centre crankshaft at TDC position given allowable bearing pressure is usually measured using the Millimeter[mm] for Length. Meter[mm], Kilometer[mm], Decimeter[mm] are the few other units in which Length of crank pin of centre crankshaft at TDC position given allowable bearing pressure can be measured.
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