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Length of Bearing1 of Crankshaft is the length of the 1st bearing of a crankshaft and this bearing supports the crankshaft. Check FAQs
l1=(MbPp)-(0.75lc)-(t)0.5
l1 - Length of Bearing1 of Crankshaft?Mb - Bending Moment at Bearing1 of Crankshaft?Pp - Force on Crank Pin?lc - Length of Crank Pin?t - Thickness of Crank Web?

Length of Bearing 1 of Side Crankshaft at TDC Position given Bending Moment at Bearing Example

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Here is how the Length of Bearing 1 of Side Crankshaft at TDC Position given Bending Moment at Bearing equation looks like with Values.

Here is how the Length of Bearing 1 of Side Crankshaft at TDC Position given Bending Moment at Bearing equation looks like with Units.

Here is how the Length of Bearing 1 of Side Crankshaft at TDC Position given Bending Moment at Bearing equation looks like.

15Edit=(650000Edit1950Edit)-(0.75381.1111Edit)-(40Edit)0.5
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Length of Bearing 1 of Side Crankshaft at TDC Position given Bending Moment at Bearing Solution

Follow our step by step solution on how to calculate Length of Bearing 1 of Side Crankshaft at TDC Position given Bending Moment at Bearing?

FIRST Step Consider the formula
l1=(MbPp)-(0.75lc)-(t)0.5
Next Step Substitute values of Variables
l1=(650000N*mm1950N)-(0.75381.1111mm)-(40mm)0.5
Next Step Convert Units
l1=(650N*m1950N)-(0.750.3811m)-(0.04m)0.5
Next Step Prepare to Evaluate
l1=(6501950)-(0.750.3811)-(0.04)0.5
Next Step Evaluate
l1=0.0150000166666667m
Next Step Convert to Output's Unit
l1=15.0000166666667mm
LAST Step Rounding Answer
l1=15mm

Length of Bearing 1 of Side Crankshaft at TDC Position given Bending Moment at Bearing Formula Elements

Variables
Length of Bearing1 of Crankshaft
Length of Bearing1 of Crankshaft is the length of the 1st bearing of a crankshaft and this bearing supports the crankshaft.
Symbol: l1
Measurement: LengthUnit: mm
Note: Value should be greater than 0.
Bending Moment at Bearing1 of Crankshaft
Bending Moment at Bearing1 of Crankshaft is the moment acting on the 1st bearing of the crankshaft which tends to bend it when a force acts on it.
Symbol: Mb
Measurement: TorqueUnit: N*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: Pp
Measurement: ForceUnit: N
Note: Value should be greater than 0.
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.
Thickness of Crank Web
Thickness of Crank Web is defined as the thickness of the crank web (the portion of a crank between the crankpin and the shaft) measured parallel to the crankpin longitudinal axis.
Symbol: t
Measurement: LengthUnit: mm
Note: Value should be greater than 0.

Other Formulas to find Length of Bearing1 of Crankshaft

​Go Maximum length of Bearing 1 of side crankshaft at TDC position given crankpin diameter
l1=2dcp
​Go Length of bearing1 of side crankshaft at TDC position
l1=R1Pbd1

Other formulas in Design of Bearing at Top Dead Centre Position category

​Go Overhang Distance of piston force from Bearing 1 of side crankshaft at TDC position
b=RvcPp
​Go Minimum thickness of crankweb given crankpin diameter
tmin=0.45dcp
​Go Maximum thickness of crankweb given crankpin diameter
tpin=0.75dcp
​Go Bending moment at bearing 1 of side crankshaft at TDC position
Mb=Pp((0.75lc)+(t)+(0.5l1))

How to Evaluate Length of Bearing 1 of Side Crankshaft at TDC Position given Bending Moment at Bearing?

Length of Bearing 1 of Side Crankshaft at TDC Position given Bending Moment at Bearing evaluator uses Length of Bearing1 of Crankshaft = ((Bending Moment at Bearing1 of Crankshaft/Force on Crank Pin)-(0.75*Length of Crank Pin)-(Thickness of Crank Web))/0.5 to evaluate the Length of Bearing1 of Crankshaft, Length of Bearing 1 of Side Crankshaft at TDC Position given Bending Moment at Bearing is the length of the 1st bearing of a side crankshaft, as more the length less will be the bearing pressure in bearing. Length of Bearing1 of Crankshaft is denoted by l1 symbol.

How to evaluate Length of Bearing 1 of Side Crankshaft at TDC Position given Bending Moment at Bearing using this online evaluator? To use this online evaluator for Length of Bearing 1 of Side Crankshaft at TDC Position given Bending Moment at Bearing, enter Bending Moment at Bearing1 of Crankshaft (Mb), Force on Crank Pin (Pp), Length of Crank Pin (lc) & Thickness of Crank Web (t) and hit the calculate button.

FAQs on Length of Bearing 1 of Side Crankshaft at TDC Position given Bending Moment at Bearing

What is the formula to find Length of Bearing 1 of Side Crankshaft at TDC Position given Bending Moment at Bearing?
The formula of Length of Bearing 1 of Side Crankshaft at TDC Position given Bending Moment at Bearing is expressed as Length of Bearing1 of Crankshaft = ((Bending Moment at Bearing1 of Crankshaft/Force on Crank Pin)-(0.75*Length of Crank Pin)-(Thickness of Crank Web))/0.5. Here is an example- 15000.02 = ((650/1950)-(0.75*0.3811111)-(0.04))/0.5.
How to calculate Length of Bearing 1 of Side Crankshaft at TDC Position given Bending Moment at Bearing?
With Bending Moment at Bearing1 of Crankshaft (Mb), Force on Crank Pin (Pp), Length of Crank Pin (lc) & Thickness of Crank Web (t) we can find Length of Bearing 1 of Side Crankshaft at TDC Position given Bending Moment at Bearing using the formula - Length of Bearing1 of Crankshaft = ((Bending Moment at Bearing1 of Crankshaft/Force on Crank Pin)-(0.75*Length of Crank Pin)-(Thickness of Crank Web))/0.5.
What are the other ways to Calculate Length of Bearing1 of Crankshaft?
Here are the different ways to Calculate Length of Bearing1 of Crankshaft-
  • Length of Bearing1 of Crankshaft=2*Diameter of Crank PinOpenImg
  • Length of Bearing1 of Crankshaft=Resultant Reaction on CrankShaft Bearing 1/(Bearing Pressure of Journal at Bearing 1*Diameter of Journal or Shaft at Bearing 1)OpenImg
Can the Length of Bearing 1 of Side Crankshaft at TDC Position given Bending Moment at Bearing be negative?
No, the Length of Bearing 1 of Side Crankshaft at TDC Position given Bending Moment at Bearing, measured in Length cannot be negative.
Which unit is used to measure Length of Bearing 1 of Side Crankshaft at TDC Position given Bending Moment at Bearing?
Length of Bearing 1 of Side Crankshaft at TDC Position given Bending Moment at Bearing is usually measured using the Millimeter[mm] for Length. Meter[mm], Kilometer[mm], Decimeter[mm] are the few other units in which Length of Bearing 1 of Side Crankshaft at TDC Position given Bending Moment at Bearing can be measured.
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