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The Dynamic Viscosity of Lubricant is the resistance to movement of one layer of fluid over another. Check FAQs
μl=ΔPbh312lQslot
μl - Dynamic Viscosity of Lubricant?ΔP - Pressure Difference Between Slot Sides?b - Breadth of Slot for Oil Flow?h - Oil Film Thickness?l - Length of Slot in Direction of Flow?Qslot - Flow of Lubricant From Slot?

Viscosity of Lubricant in Terms of Flow of Lubricant Example

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With units
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Here is how the Viscosity of Lubricant in Terms of Flow of Lubricant equation looks like with Values.

Here is how the Viscosity of Lubricant in Terms of Flow of Lubricant equation looks like with Units.

Here is how the Viscosity of Lubricant in Terms of Flow of Lubricant equation looks like.

231.3889Edit=5.1Edit49Edit0.02Edit31248Edit15Edit
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Viscosity of Lubricant in Terms of Flow of Lubricant Solution

Follow our step by step solution on how to calculate Viscosity of Lubricant in Terms of Flow of Lubricant?

FIRST Step Consider the formula
μl=ΔPbh312lQslot
Next Step Substitute values of Variables
μl=5.1MPa49mm0.02mm31248mm15mm³/s
Next Step Convert Units
μl=5.1E+6Pa0.049m2E-5m3120.048m1.5E-8m³/s
Next Step Prepare to Evaluate
μl=5.1E+60.0492E-53120.0481.5E-8
Next Step Evaluate
μl=0.231388888888889Pa*s
Next Step Convert to Output's Unit
μl=231.388888888889cP
LAST Step Rounding Answer
μl=231.3889cP

Viscosity of Lubricant in Terms of Flow of Lubricant Formula Elements

Variables
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.
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.
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.
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.
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.
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.

Other Formulas to find Dynamic Viscosity of Lubricant

​Go Viscosity in Terms of Kinematic Viscosity and Density for Sliding Contact Bearing
μl=zρ
​Go Viscosity of Lubricant in Terms of Sommerfeld Number of Bearing
μl=2πSp(rc)2ns
​Go Viscosity in Terms of Flow Coefficient and Flow of Lubricant
μl=qfWh3ApQbp

Other formulas in Viscosity and Density of Lubricant category

​Go Absolute Viscosity of Oil in Terms of Tangential Force
μo=PhApoVm
​Go Area of moving plate of sliding contact bearing given absolute viscosity
Apo=PhμoVm
​Go Velocity of Moving Plate in Terms of Absolute Viscosity
Vm=PhμoApo
​Go Kinematic Viscosity in Centi-Stokes in Terms of Viscosity in Saybolt's Unversal Seconds
zk=(0.22t)-(180t)

How to Evaluate Viscosity of Lubricant in Terms of Flow of Lubricant?

Viscosity of Lubricant in Terms of Flow of Lubricant evaluator uses Dynamic Viscosity of Lubricant = Pressure Difference Between Slot Sides*Breadth of Slot for Oil Flow*(Oil Film Thickness^3)/(12*Length of Slot in Direction of Flow*Flow of Lubricant From Slot) to evaluate the Dynamic Viscosity of Lubricant, Viscosity of Lubricant in Terms of Flow of Lubricant formula is defined as a measure of a lubricant's resistance to flow under specific conditions, which is crucial for ensuring effective lubrication and reducing friction in mechanical systems. Dynamic Viscosity of Lubricant is denoted by μl symbol.

How to evaluate Viscosity of Lubricant in Terms of Flow of Lubricant using this online evaluator? To use this online evaluator for Viscosity of Lubricant in Terms of Flow of Lubricant, enter Pressure Difference Between Slot Sides (ΔP), Breadth of Slot for Oil Flow (b), Oil Film Thickness (h), Length of Slot in Direction of Flow (l) & Flow of Lubricant From Slot (Qslot) and hit the calculate button.

FAQs on Viscosity of Lubricant in Terms of Flow of Lubricant

What is the formula to find Viscosity of Lubricant in Terms of Flow of Lubricant?
The formula of Viscosity of Lubricant in Terms of Flow of Lubricant is expressed as Dynamic Viscosity of Lubricant = Pressure Difference Between Slot Sides*Breadth of Slot for Oil Flow*(Oil Film Thickness^3)/(12*Length of Slot in Direction of Flow*Flow of Lubricant From Slot). Here is an example- 231388.9 = 5100000*0.049*(2E-05^3)/(12*0.048*1.5E-08).
How to calculate Viscosity of Lubricant in Terms of Flow of Lubricant?
With Pressure Difference Between Slot Sides (ΔP), Breadth of Slot for Oil Flow (b), Oil Film Thickness (h), Length of Slot in Direction of Flow (l) & Flow of Lubricant From Slot (Qslot) we can find Viscosity of Lubricant in Terms of Flow of Lubricant using the formula - Dynamic Viscosity of Lubricant = Pressure Difference Between Slot Sides*Breadth of Slot for Oil Flow*(Oil Film Thickness^3)/(12*Length of Slot in Direction of Flow*Flow of Lubricant From Slot).
What are the other ways to Calculate Dynamic Viscosity of Lubricant?
Here are the different ways to Calculate Dynamic Viscosity of Lubricant-
  • Dynamic Viscosity of Lubricant=Kinematic Viscosity of Lubricant Oil*Density of Lubricating OilOpenImg
  • Dynamic Viscosity of Lubricant=2*pi*Sommerfeld Number of Journal Bearing*Unit bearing pressure for bearing/((Radius of Journal/Radial Clearance for Bearing)^2*Journal Speed)OpenImg
  • Dynamic Viscosity of Lubricant=Flow Coefficient*Load Acting on Sliding Bearing*(Oil Film Thickness^3)/(Total Projected Area of Bearing Pad*Flow of Lubricant Across Bearing Pad)OpenImg
Can the Viscosity of Lubricant in Terms of Flow of Lubricant be negative?
No, the Viscosity of Lubricant in Terms of Flow of Lubricant, measured in Dynamic Viscosity cannot be negative.
Which unit is used to measure Viscosity of Lubricant in Terms of Flow of Lubricant?
Viscosity of Lubricant in Terms of Flow of Lubricant is usually measured using the Centipoise[cP] for Dynamic Viscosity. Pascal Second[cP], Newton Second per Square Meter[cP], Millinewton Second per Square Meter[cP] are the few other units in which Viscosity of Lubricant in Terms of Flow of Lubricant can be measured.
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