Shape Factor for Circular or Annular Gasket Solution

STEP 0: Pre-Calculation Summary
Formula Used
Shape Factor for Circular Gasket = (Outside Diameter of Packing Gasket-Inside Diameter of Packing Gasket)/(4*Thickness of Fluid between Members)
Spf = (Do-Di)/(4*t)
This formula uses 4 Variables
Variables Used
Shape Factor for Circular Gasket - Shape Factor for Circular Gasket is the ratio of the area of one load face to the area free to bulge.
Outside Diameter of Packing Gasket - (Measured in Meter) - Outside Diameter of Packing Gasket is the diameter of the external periphery of a gasket used in packing and sealing operations.
Inside Diameter of Packing Gasket - (Measured in Meter) - Inside Diameter of Packing Gasket is the diameter of the internal periphery of a gasket used in packing and sealing operations.
Thickness of Fluid between Members - (Measured in Meter) - The Thickness of Fluid between Members refers to how resistant a fluid is to moving through it. For example, Water has a low or "thin" viscosity, while honey has a "thick" or high viscosity.
STEP 1: Convert Input(s) to Base Unit
Outside Diameter of Packing Gasket: 60 Millimeter --> 0.06 Meter (Check conversion here)
Inside Diameter of Packing Gasket: 54 Millimeter --> 0.054 Meter (Check conversion here)
Thickness of Fluid between Members: 1.92 Millimeter --> 0.00192 Meter (Check conversion here)
STEP 2: Evaluate Formula
Substituting Input Values in Formula
Spf = (Do-Di)/(4*t) --> (0.06-0.054)/(4*0.00192)
Evaluating ... ...
Spf = 0.78125
STEP 3: Convert Result to Output's Unit
0.78125 --> No Conversion Required
FINAL ANSWER
0.78125 <-- Shape Factor for Circular Gasket
(Calculation completed in 00.004 seconds)

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Created by sanjay shiva
national institute of technology hamirpur (NITH ), hamirpur , himachal pradesh
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17 Leakage through Bush Seals Calculators

Amount of Leakage of Fluid through Face Seal
Go Oil Flow from Bush Seal = (pi*Thickness of Fluid between Members^3)/(6*Kinematic viscosity of bush seal fluid*ln(Outer Radius of rotating member inside bush seal/Inner Radius of Rotating Member inside Bush Seal))*((3*Seal Fluid Density*Rotational speed of shaft inside seal^2)/(20*[g])*(Outer Radius of rotating member inside bush seal^2-Inner Radius of Rotating Member inside Bush Seal^2)-Internal Hydraulic Pressure-Pressure at Seal Inside Radius)
Radial Pressure Distribution for Laminar Flow
Go Pressure at Radial Position for Bush Seal = Pressure at Seal Inside Radius+(3*Seal Fluid Density*Rotational speed of shaft inside seal^2)/(20*[g])*(Radial Position in Bush Seal^2-Inner Radius of Rotating Member inside Bush Seal^2)-(6*Kinematic viscosity of bush seal fluid)/(pi*Thickness of Fluid between Members^3)*ln(Radial Position in Bush Seal/Radius of rotating member inside bush seal)
Volumetric Flow Rate under Laminar Flow Condition for Radial Bush Seal for Incompressible Fluid
Go Volumetric Flow Rate per Unit Pressure = (Radial Clearance for Seals^3)/(12*Absolute Viscosity of Oil in Seals)*(Outer Radius of Plain Bush Seal-Inner Radius of Plain Bush Seal)/(Outer Radius of Plain Bush Seal*ln(Outer Radius of Plain Bush Seal/Inner Radius of Plain Bush Seal))
Volumetric Flow Rate under Laminar Flow Condition for Radial Bush Seal for Compressible Fluid
Go Volumetric Flow Rate per Unit Pressure = (Radial Clearance for Seals^3)/(24*Absolute Viscosity of Oil in Seals)*((Outer Radius of Plain Bush Seal-Inner Radius of Plain Bush Seal)/(Outer Radius of Plain Bush Seal))*((Minimum Percentage Compression+Exit Pressure)/(Exit Pressure))
Outside Radius of Rotating Member given Power Loss due to Leakage of Fluid through Face Seal
Go Outer Radius of rotating member inside bush seal = (Power loss for seal/(((pi*Kinematic viscosity of bush seal fluid*Nominal Packing Cross-section of Bush Seal^2)/(13200*Thickness of Fluid between Members)))+Inner Radius of Rotating Member inside Bush Seal^4)^(1/4)
Thickness of Fluid between Members given Power Loss due to Leakage of Fluid through Face Seal
Go Thickness of Fluid between Members = (pi*Kinematic viscosity of bush seal fluid*Nominal Packing Cross-section of Bush Seal^2)/(13200*Power loss for seal)*(Outer Radius of rotating member inside bush seal^4-Inner Radius of Rotating Member inside Bush Seal^4)
Kinematic Viscosity given Power Loss due to Leakage of Fluid through Face Seal
Go Kinematic viscosity of bush seal fluid = (13200*Power loss for seal*Thickness of Fluid between Members)/(pi*Nominal Packing Cross-section of Bush Seal^2*(Outer Radius of rotating member inside bush seal^4-Inner Radius of Rotating Member inside Bush Seal^4))
Power Loss or Consumption due to Leakage of Fluid through Face Seal
Go Power loss for seal = (pi*Kinematic viscosity of bush seal fluid*Nominal Packing Cross-section of Bush Seal^2)/(13200*Thickness of Fluid between Members)*(Outer Radius of rotating member inside bush seal^4-Inner Radius of Rotating Member inside Bush Seal^4)
Oil Flow through Plain Radial Bush Seal due to Leakage under Laminar Flow Condition
Go Oil Flow from Bush Seal = (2*pi*Outer Radius of Plain Bush Seal*(Minimum Percentage Compression-Exit Pressure/10^6))/(Outer Radius of Plain Bush Seal-Inner Radius of Plain Bush Seal)*Volumetric Flow Rate per Unit Pressure
Internal Hydraulic Pressure given Zero Leakage of Fluid through Face Seal
Go Internal Hydraulic Pressure = Pressure at Seal Inside Radius+(3*Seal Fluid Density*Rotational speed of shaft inside seal^2)/20*(Outer Radius of rotating member inside bush seal^2-Inner Radius of Rotating Member inside Bush Seal^2)*1000
Oil Flow through Plain Axial Bush Seal due to Leakage under Laminar Flow Condition
Go Oil Flow from Bush Seal = (2*pi*Outer Radius of Plain Bush Seal*(Minimum Percentage Compression-Exit Pressure/10^6))/(Depth of U Collar)*Volumetric Flow Rate per Unit Pressure
Volumetric Flow Rate under Laminar Flow Condition for Axial Bush Seal for Compressible Fluid
Go Volumetric Flow Rate per Unit Pressure = (Radial Clearance for Seals^3)/(12*Absolute Viscosity of Oil in Seals)*(Minimum Percentage Compression+Exit Pressure)/(Exit Pressure)
Thickness of Fluid between Members given Shape Factor
Go Thickness of Fluid between Members = (Outside Diameter of Packing Gasket-Inside Diameter of Packing Gasket)/(4*Shape Factor for Circular Gasket)
Shape Factor for Circular or Annular Gasket
Go Shape Factor for Circular Gasket = (Outside Diameter of Packing Gasket-Inside Diameter of Packing Gasket)/(4*Thickness of Fluid between Members)
Outside Diameter of Gasket given Shape Factor
Go Outside Diameter of Packing Gasket = Inside Diameter of Packing Gasket+4*Thickness of Fluid between Members*Shape Factor for Circular Gasket
Inside Diameter of Gasket given Shape Factor
Go Inside Diameter of Packing Gasket = Outside Diameter of Packing Gasket-4*Thickness of Fluid between Members*Shape Factor for Circular Gasket
Volumetric Efficiency of Reciprocating Compressor
Go Volumetric Efficiency = Actual volume/Piston Swept Volume

Shape Factor for Circular or Annular Gasket Formula

Shape Factor for Circular Gasket = (Outside Diameter of Packing Gasket-Inside Diameter of Packing Gasket)/(4*Thickness of Fluid between Members)
Spf = (Do-Di)/(4*t)

What is shape factor?

Shape factor refers to a value that is affected by an object's shape but is independent of its dimensions. It may refer to one of number of values in physics, engineering, image analysis, or statistics. In physics: Shape factor, or shaping factor, a performance measure for filters such as band-pass filters.

How to Calculate Shape Factor for Circular or Annular Gasket?

Shape Factor for Circular or Annular Gasket calculator uses Shape Factor for Circular Gasket = (Outside Diameter of Packing Gasket-Inside Diameter of Packing Gasket)/(4*Thickness of Fluid between Members) to calculate the Shape Factor for Circular Gasket, The Shape Factor for Circular or Annular Gasket formula is defined as a value that is affected by an object's shape but is independent of its dimensions. Shape Factor for Circular Gasket is denoted by Spf symbol.

How to calculate Shape Factor for Circular or Annular Gasket using this online calculator? To use this online calculator for Shape Factor for Circular or Annular Gasket, enter Outside Diameter of Packing Gasket (Do), Inside Diameter of Packing Gasket (Di) & Thickness of Fluid between Members (t) and hit the calculate button. Here is how the Shape Factor for Circular or Annular Gasket calculation can be explained with given input values -> 0.78125 = (0.06-0.054)/(4*0.00192).

FAQ

What is Shape Factor for Circular or Annular Gasket?
The Shape Factor for Circular or Annular Gasket formula is defined as a value that is affected by an object's shape but is independent of its dimensions and is represented as Spf = (Do-Di)/(4*t) or Shape Factor for Circular Gasket = (Outside Diameter of Packing Gasket-Inside Diameter of Packing Gasket)/(4*Thickness of Fluid between Members). Outside Diameter of Packing Gasket is the diameter of the external periphery of a gasket used in packing and sealing operations, Inside Diameter of Packing Gasket is the diameter of the internal periphery of a gasket used in packing and sealing operations & The Thickness of Fluid between Members refers to how resistant a fluid is to moving through it. For example, Water has a low or "thin" viscosity, while honey has a "thick" or high viscosity.
How to calculate Shape Factor for Circular or Annular Gasket?
The Shape Factor for Circular or Annular Gasket formula is defined as a value that is affected by an object's shape but is independent of its dimensions is calculated using Shape Factor for Circular Gasket = (Outside Diameter of Packing Gasket-Inside Diameter of Packing Gasket)/(4*Thickness of Fluid between Members). To calculate Shape Factor for Circular or Annular Gasket, you need Outside Diameter of Packing Gasket (Do), Inside Diameter of Packing Gasket (Di) & Thickness of Fluid between Members (t). With our tool, you need to enter the respective value for Outside Diameter of Packing Gasket, Inside Diameter of Packing Gasket & Thickness of Fluid between Members and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
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