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Viscosity in Terms of Flow Coefficient and Flow of Lubricant Formula

GoViscosity in Terms of Kinematic Viscosity and Density for Sliding Contact Bearing Formula

GoViscosity of Lubricant in Terms of Sommerfeld Number of Bearing Formula

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The Dynamic Viscosity of Lubricant is the resistance to movement of one layer of fluid over another. Check FAQs

μ l = q f \cdot W \cdot \frac{h^{3}}{A p \cdot Q bp}

μ_l - Dynamic Viscosity of Lubricant?q_f - Flow Coefficient?W - Load Acting on Sliding Bearing?h - Oil film thickness?A_p - Total Projected Area of Bearing Pad?Q_bp - Flow of Lubricant across Bearing Pad?

Viscosity in Terms of Flow Coefficient and Flow of Lubricant Example

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

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

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

219.9185 = 11.8 \cdot 1800 \cdot \frac{{0.02}^{3}}{450 \cdot 1717}

219.9185cP = 11.8 \cdot 1800N \cdot \frac{{0.02mm}^{3}}{450mm² \cdot 1717mm³/s}

219.9185 = 11.8 \cdot 1800 \cdot \frac{{0.02}^{3}}{450 \cdot 1717}

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Viscosity in Terms of Flow Coefficient and Flow of Lubricant Solution

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

FIRST Step Consider the formula

μ l = q f \cdot W \cdot \frac{h^{3}}{A p \cdot Q bp}

Next Step Substitute values of Variables

∴

μ l = 11.8 \cdot 1800N \cdot \frac{{0.02mm}^{3}}{450mm² \cdot 1717mm³/s}

Next Step Convert Units

∴

μ l = 11.8 \cdot 1800N \cdot \frac{{2E-5m}^{3}}{0.0004m² \cdot 1.7E-6m³/s}

Next Step Prepare to Evaluate

∴

μ l = 11.8 \cdot 1800 \cdot \frac{{2E-5}^{3}}{0.0004 \cdot 1.7E-6}

Next Step Evaluate

∴

μ l = 0.219918462434479Pa*s

Next Step Convert to Output's Unit

∴

μ l = 219.918462434479cP

LAST Step Rounding Answer

∴

μ l = 219.9185cP

Viscosity in Terms of Flow Coefficient and 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: μ_l

Measurement: Dynamic ViscosityUnit: cP

Note: Value should be greater than 0.

Formulas to find Dynamic Viscosity of Lubricant

Flow Coefficient

The Flow Coefficient is a relative measure of the efficiency at allowing fluid flow.

Symbol: q_f

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Flow Coefficient

Load Acting on Sliding Bearing

Load Acting on Sliding Bearing is the force acting onto the sliding journal bearing.

Symbol: W

Measurement: ForceUnit: N

Note: Value should be greater than 0.

Formulas to find Load Acting on Sliding Bearing

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.

Formulas to find Oil film thickness

Total Projected Area of Bearing Pad

Total projected area of bearing pad is the total area of the bearing pad that is projected onto the bearing surface.

Symbol: A_p

Measurement: AreaUnit: mm²

Note: Value should be greater than 0.

Formulas to find Total Projected Area of Bearing Pad

Flow of Lubricant across Bearing Pad

Flow of Lubricant across Bearing Pad is defined as the volume of lubricant oil passing through the flowing per unit time between the surfaces.

Symbol: Q_bp

Measurement: Volumetric Flow RateUnit: mm³/s

Note: Value should be greater than 0.

Formulas to find Flow of Lubricant across Bearing Pad

Other Formulas to find Dynamic Viscosity of Lubricant

Go Viscosity in Terms of Kinematic Viscosity and Density for Sliding Contact Bearing

μ l = z \cdot ρ

Go Viscosity of Lubricant in Terms of Sommerfeld Number of Bearing

μ l = 2 \cdot π \cdot S \cdot \frac{p}{({(\frac{r}{c})}^{2}) \cdot n s}

Go Viscosity of Lubricant in Terms of Flow of Lubricant

μ l = ΔP \cdot b \cdot \frac{h^{3}}{12 \cdot l \cdot Q slot}

Other formulas in Viscosity and Density of Lubricant category

Go Absolute Viscosity of Oil in Terms of Tangential Force

μ o = P \cdot \frac{h}{A po \cdot V m}

Go Area of moving plate of sliding contact bearing given absolute viscosity

A po = P \cdot \frac{h}{μ o \cdot V m}

Go Velocity of Moving Plate in Terms of Absolute Viscosity

V m = P \cdot \frac{h}{μ o \cdot A po}

Go Kinematic Viscosity in Centi-Stokes in Terms of Viscosity in Saybolt's Unversal Seconds

z k = (0.22 \cdot t) - (\frac{180}{t})

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

Viscosity in Terms of Flow Coefficient and Flow of Lubricant evaluator uses 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) to evaluate the Dynamic Viscosity of Lubricant, The Viscosity in Terms of Flow Coefficient and Flow of Lubricant formula is defined as the ratio of the product of flow coefficient, the load acting on the bearing, and the cube of film thickness to the product of total projected area and flow of the lubricant. Dynamic Viscosity of Lubricant is denoted by μ_l symbol.

How to evaluate Viscosity in Terms of Flow Coefficient and Flow of Lubricant using this online evaluator? To use this online evaluator for Viscosity in Terms of Flow Coefficient and Flow of Lubricant, enter Flow Coefficient (q_f), Load Acting on Sliding Bearing (W), Oil film thickness (h), Total Projected Area of Bearing Pad (A_p) & Flow of Lubricant across Bearing Pad (Q_bp) and hit the calculate button.

FAQs on Viscosity in Terms of Flow Coefficient and Flow of Lubricant

What is the formula to find Viscosity in Terms of Flow Coefficient and Flow of Lubricant?

The formula of Viscosity in Terms of Flow Coefficient and Flow of Lubricant is expressed as 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). Here is an example- 219918.5 = 11.8*1800*(2E-05^3)/(0.00045*1.717E-06).

How to calculate Viscosity in Terms of Flow Coefficient and Flow of Lubricant?

With Flow Coefficient (q_f), Load Acting on Sliding Bearing (W), Oil film thickness (h), Total Projected Area of Bearing Pad (A_p) & Flow of Lubricant across Bearing Pad (Q_bp) we can find Viscosity in Terms of Flow Coefficient and Flow of Lubricant using the formula - 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).

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 Oil
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)
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)

Can the Viscosity in Terms of Flow Coefficient and Flow of Lubricant be negative?

No, the Viscosity in Terms of Flow Coefficient and Flow of Lubricant, measured in Dynamic Viscosity cannot be negative.

Which unit is used to measure Viscosity in Terms of Flow Coefficient and Flow of Lubricant?

Viscosity in Terms of Flow Coefficient and 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 in Terms of Flow Coefficient and Flow of Lubricant can be measured.

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Viscosity in Terms of Flow Coefficient and Flow of Lubricant Formula

​GoViscosity in Terms of Kinematic Viscosity and Density for Sliding Contact Bearing Formula

​GoViscosity of Lubricant in Terms of Sommerfeld Number of Bearing Formula

Viscosity in Terms of Flow Coefficient and Flow of Lubricant Example

Viscosity in Terms of Flow Coefficient and Flow of Lubricant Solution

Viscosity in Terms of Flow Coefficient and Flow of Lubricant Formula Elements

Other Formulas to find Dynamic Viscosity of Lubricant

Other formulas in Viscosity and Density of Lubricant category

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

FAQs on Viscosity in Terms of Flow Coefficient and Flow of Lubricant

Variable Name

GoViscosity in Terms of Kinematic Viscosity and Density for Sliding Contact Bearing Formula

GoViscosity of Lubricant in Terms of Sommerfeld Number of Bearing Formula