Dimension b of Slot given Flow of Lubricant Formula

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Breadth of slot for oil flow is defined as the length of the rectangular slot in a plane perpendicular to the direction of flow. Check FAQs
b=l12μlQslot(h3)ΔP
b - Breadth of slot for oil flow?l - Length of slot in direction of flow?μl - Dynamic Viscosity of Lubricant?Qslot - Flow of lubricant from slot?h - Oil film thickness?ΔP - Pressure difference between slot sides?

Dimension b of Slot given Flow of Lubricant Example

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Here is how the Dimension b of Slot given Flow of Lubricant equation looks like with Values.

Here is how the Dimension b of Slot given Flow of Lubricant equation looks like with Units.

Here is how the Dimension b of Slot given Flow of Lubricant equation looks like.

46.5882Edit=48Edit12220Edit15Edit(0.02Edit3)5.1Edit
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Dimension b of Slot given Flow of Lubricant Solution

Follow our step by step solution on how to calculate Dimension b of Slot given Flow of Lubricant?

FIRST Step Consider the formula
b=l12μlQslot(h3)ΔP
Next Step Substitute values of Variables
b=48mm12220cP15mm³/s(0.02mm3)5.1MPa
Next Step Convert Units
b=0.048m120.22Pa*s1.5E-8m³/s(2E-5m3)5.1E+6Pa
Next Step Prepare to Evaluate
b=0.048120.221.5E-8(2E-53)5.1E+6
Next Step Evaluate
b=0.0465882352941176m
Next Step Convert to Output's Unit
b=46.5882352941176mm
LAST Step Rounding Answer
b=46.5882mm

Dimension b of Slot given Flow of Lubricant Formula Elements

Variables
Breadth of slot for oil flow
Breadth of slot for oil flow is defined as the length of the rectangular slot in a plane perpendicular to the direction of flow.
Symbol: b
Measurement: LengthUnit: mm
Note: Value should be greater than 0.
Length of slot in direction of flow
Length of slot in direction of flow is the length of the rectangular slot through which viscous oil flows.
Symbol: l
Measurement: LengthUnit: mm
Note: Value should be greater than 0.
Dynamic Viscosity of Lubricant
The Dynamic Viscosity of Lubricant is the resistance to movement of one layer of fluid over another.
Symbol: μl
Measurement: Dynamic ViscosityUnit: cP
Note: Value should be greater than 0.
Flow of lubricant from slot
Flow of lubricant from slot can be defined as the amount of lubricant flowing per unit time between the slots.
Symbol: Qslot
Measurement: Volumetric Flow RateUnit: mm³/s
Note: Value should be greater than 0.
Oil film thickness
Oil film thickness is defined as the thickness of the oil film between the two parts in relative motion.
Symbol: h
Measurement: LengthUnit: mm
Note: Value should be greater than 0.
Pressure difference between slot sides
Pressure difference between slot sides is the difference in pressure intensities at two different sides of the slot.
Symbol: ΔP
Measurement: PressureUnit: MPa
Note: Value should be greater than 0.

Other formulas in Hydrostatic Step Bearing with Pad category

​Go Flow of Lubricant through slot in Terms of Pressure Difference
Qslot=ΔPbh312μll
​Go Length of Slot in Direction of Flow in Terms of Flow of Lubricant
l=ΔPbh312μlQslot
​Go Total Projected Area of Bearing Pad
Ap=XY
​Go Dimension X in Terms of Total Projected Area of Bearing Pad
X=ApY

How to Evaluate Dimension b of Slot given Flow of Lubricant?

Dimension b of Slot given Flow of Lubricant evaluator uses Breadth of slot for oil flow = Length of slot in direction of flow*12*Dynamic Viscosity of Lubricant*Flow of lubricant from slot/((Oil film thickness^3)*Pressure difference between slot sides) to evaluate the Breadth of slot for oil flow, The Dimension b of Slot given Flow of Lubricant formula is defined as the ratio product of 12 times the value of length of the slot, viscosity of lubricant, and flow of lubricant to the product of cube of film thickness and pressure difference. Breadth of slot for oil flow is denoted by b symbol.

How to evaluate Dimension b of Slot given Flow of Lubricant using this online evaluator? To use this online evaluator for Dimension b of Slot given Flow of Lubricant, enter Length of slot in direction of flow (l), Dynamic Viscosity of Lubricant l), Flow of lubricant from slot (Qslot), Oil film thickness (h) & Pressure difference between slot sides (ΔP) and hit the calculate button.

FAQs on Dimension b of Slot given Flow of Lubricant

What is the formula to find Dimension b of Slot given Flow of Lubricant?
The formula of Dimension b of Slot given Flow of Lubricant is expressed as Breadth of slot for oil flow = Length of slot in direction of flow*12*Dynamic Viscosity of Lubricant*Flow of lubricant from slot/((Oil film thickness^3)*Pressure difference between slot sides). Here is an example- 46588.24 = 0.048*12*0.22*1.5E-08/((2E-05^3)*5100000).
How to calculate Dimension b of Slot given Flow of Lubricant?
With Length of slot in direction of flow (l), Dynamic Viscosity of Lubricant l), Flow of lubricant from slot (Qslot), Oil film thickness (h) & Pressure difference between slot sides (ΔP) we can find Dimension b of Slot given Flow of Lubricant using the formula - Breadth of slot for oil flow = Length of slot in direction of flow*12*Dynamic Viscosity of Lubricant*Flow of lubricant from slot/((Oil film thickness^3)*Pressure difference between slot sides).
Can the Dimension b of Slot given Flow of Lubricant be negative?
No, the Dimension b of Slot given Flow of Lubricant, measured in Length cannot be negative.
Which unit is used to measure Dimension b of Slot given Flow of Lubricant?
Dimension b of Slot given Flow of Lubricant is usually measured using the Millimeter[mm] for Length. Meter[mm], Kilometer[mm], Decimeter[mm] are the few other units in which Dimension b of Slot given Flow of Lubricant can be measured.
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