Efficiency of Worm Geared Screw Jack Calculator

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Engineering Mechanics

Friction

General Principal to Dynamics

Properties of Planes and Solids

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Machine Design Characteristics

Pulley Block

Worm Wheel

✖Mechanical Advantage is the ratio of load lifted to the effort applied.ⓘ Mechanical Advantage [MA]			+10% -10%
✖Velocity ratio is the distance through which any part of a machine moves to that which the driving part moves during the same time.ⓘ Velocity Ratio [i]			+10% -10%

✖Efficiency is the ratio of mechanical advantage to velocity ratio.ⓘ Efficiency of Worm Geared Screw Jack [η]

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Formula

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Efficiency of Worm Geared Screw Jack

Formula

`"η" = "MA"/"i"`

Example

`"0.833333"="5"/"6"`

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Efficiency of Worm Geared Screw Jack Solution

STEP 0: Pre-Calculation Summary

Formula Used

Efficiency = Mechanical Advantage/Velocity Ratio
η = MA/i
This formula uses 3 Variables

Variables Used

Efficiency - Efficiency is the ratio of mechanical advantage to velocity ratio.
Mechanical Advantage - Mechanical Advantage is the ratio of load lifted to the effort applied.
Velocity Ratio - Velocity ratio is the distance through which any part of a machine moves to that which the driving part moves during the same time.

STEP 1: Convert Input(s) to Base Unit

Mechanical Advantage: 5 --> No Conversion Required
Velocity Ratio: 6 --> No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

η = MA/i --> 5/6

Evaluating ... ...

η = 0.833333333333333

STEP 3: Convert Result to Output's Unit

0.833333333333333 --> No Conversion Required

FINAL ANSWER

0.833333333333333 ≈ 0.833333 <-- Efficiency

(Calculation completed in 00.005 seconds)

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Created by Chilvera Bhanu Teja

Institute of Aeronautical Engineering (IARE), Hyderabad

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Verified by Rajat Vishwakarma

University Institute of Technology RGPV (UIT - RGPV), Bhopal

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< 10+ Screw Jack Calculators

Torque Required while Load is Descending in Screw Jack

Go Torque Required while Load is Descending = Mean Diameter of Screw/2*Load*tan(Angle of Friction-Limiting Angle of Friction)

Torque Required while Load is Ascending in Screw Jack

Go Torque Required while Load is Ascending = Mean Diameter of Screw/2*Load*tan(Angle of Friction+Limiting Angle of Friction)

Velocity Ratio of Worm Geared Screw Jack with Multiple Threads

Go Velocity Ratio = (2*pi*Radius of Effort Wheel*Number of Teeth on Worm Wheel)/(Number of Threads*Pitch)

Efficiency of Screw Jack

Go Efficiency = tan(Helix Angle)/(tan(Helix Angle+Angle of Friction))*100

Velocity Ratio of Worm Geared Screw Jack with Double Threaded

Go Velocity Ratio = (2*pi*Radius of Effort Wheel*Number of Teeth on Worm Wheel)/(2*Pitch)

Velocity Ratio of Worm Geared Screw Jack

Go Velocity Ratio = (2*pi*Radius of Effort Wheel*Number of Teeth in Screw Shaft)/Pitch

Velocity Ratio of Differential Screw Jack

Go Velocity Ratio = (2*pi*Length of Lever Arm)/(Pitch of Screw A-Pitch of Screw B)

Velocity Ratio of Simple Screw Jack

Go Velocity Ratio = (2*pi*Length of Lever Arm)/Pitch

Efficiency of Differential Screw Jack

Go Efficiency = Mechanical Advantage/Velocity Ratio

Efficiency of Worm Geared Screw Jack

Go Efficiency = Mechanical Advantage/Velocity Ratio

Efficiency of Worm Geared Screw Jack Formula

Efficiency = Mechanical Advantage/Velocity Ratio
η = MA/i

What is efficiency?

Efficiency is the ratio of the useful work performed by a machine to the total energy used by a machine.

How to Calculate Efficiency of Worm Geared Screw Jack?

Efficiency of Worm Geared Screw Jack calculator uses Efficiency = Mechanical Advantage/Velocity Ratio to calculate the Efficiency, The Efficiency of worm geared screw jack formula is defined as the ratio of mechanical advantage to the velocity ratio. Efficiency is denoted by η symbol.

How to calculate Efficiency of Worm Geared Screw Jack using this online calculator? To use this online calculator for Efficiency of Worm Geared Screw Jack, enter Mechanical Advantage (MA) & Velocity Ratio (i) and hit the calculate button. Here is how the Efficiency of Worm Geared Screw Jack calculation can be explained with given input values -> 0.833333 = 5/6.

FAQ

What is Efficiency of Worm Geared Screw Jack?

The Efficiency of worm geared screw jack formula is defined as the ratio of mechanical advantage to the velocity ratio and is represented as η = MA/i or Efficiency = Mechanical Advantage/Velocity Ratio. Mechanical Advantage is the ratio of load lifted to the effort applied & Velocity ratio is the distance through which any part of a machine moves to that which the driving part moves during the same time.

How to calculate Efficiency of Worm Geared Screw Jack?

The Efficiency of worm geared screw jack formula is defined as the ratio of mechanical advantage to the velocity ratio is calculated using Efficiency = Mechanical Advantage/Velocity Ratio. To calculate Efficiency of Worm Geared Screw Jack, you need Mechanical Advantage (MA) & Velocity Ratio (i). With our tool, you need to enter the respective value for Mechanical Advantage & Velocity Ratio and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

How many ways are there to calculate Efficiency?

In this formula, Efficiency uses Mechanical Advantage & Velocity Ratio. We can use 2 other way(s) to calculate the same, which is/are as follows -

Efficiency = tan(Helix Angle)/(tan(Helix Angle+Angle of Friction))*100
Efficiency = Mechanical Advantage/Velocity Ratio

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