Rate of Energy Consumption during Machining given Specific Cutting Energy Calculator

✖Specific Cutting Energy in Machining is the energy consumed to remove a unit volume of material, which is calculated as the ratio of cutting energy E to material removal volume V.ⓘ Specific Cutting Energy in Machining [p_s]			+10% -10%
✖Metal removal rate (MRR) is the amount of material removed per time unit (usually per minute) when performing machining operations such as using a lathe or milling machine.ⓘ Metal removal rate [Z_w]			+10% -10%

✖Rate of Energy Consumption during Machining is the amount of energy transferred or converted per unit of time by the machine to the workpiece.ⓘ Rate of Energy Consumption during Machining given Specific Cutting Energy [P_m]

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Rate of Energy Consumption during Machining given Specific Cutting Energy

Formula

`"P"_{"m"} = "p"_{"s"}*"Z"_{"w"}`

Example

`"1800W"="2000MJ/m³"*"900mm³/s"`

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Rate of Energy Consumption during Machining given Specific Cutting Energy Solution

STEP 0: Pre-Calculation Summary

Formula Used

Rate of Energy Consumption during Machining = Specific Cutting Energy in Machining*Metal removal rate
P_m = p_s*Z_w
This formula uses 3 Variables

Variables Used

Rate of Energy Consumption during Machining - (Measured in Watt) - Rate of Energy Consumption during Machining is the amount of energy transferred or converted per unit of time by the machine to the workpiece.
Specific Cutting Energy in Machining - (Measured in Joule per Cubic Meter) - Specific Cutting Energy in Machining is the energy consumed to remove a unit volume of material, which is calculated as the ratio of cutting energy E to material removal volume V.
Metal removal rate - (Measured in Cubic Meter per Second) - Metal removal rate (MRR) is the amount of material removed per time unit (usually per minute) when performing machining operations such as using a lathe or milling machine.

STEP 1: Convert Input(s) to Base Unit

Specific Cutting Energy in Machining: 2000 Megajoule per Cubic Meter --> 2000000000 Joule per Cubic Meter (Check conversion here)
Metal removal rate: 900 Cubic Millimeter per Second --> 9E-07 Cubic Meter per Second (Check conversion here)

STEP 2: Evaluate Formula

Substituting Input Values in Formula

P_m = p_s*Z_w --> 2000000000*9E-07

Evaluating ... ...

P_m = 1800

STEP 3: Convert Result to Output's Unit

1800 Watt --> No Conversion Required

FINAL ANSWER

1800 Watt <-- Rate of Energy Consumption during Machining

(Calculation completed in 00.004 seconds)

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Home » Engineering » Production Engineering » Metal Machining » Metal Machining Dynamics » Theory of Ernst and Merchant » Forces and Friction » Rate of Energy Consumption during Machining given Specific Cutting Energy

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Created by Parul Keshav

National Institute of Technology (NIT), Srinagar

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Osmania University (OU), Hyderabad

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< 13 Forces and Friction Calculators

Normal stress due to tool

Go Normal stress = sin(Shear angle)*Resultant Cutting Force*sin((Shear angle+Mean Friction Angle on Tool Face-Working Normal Rake))/Cross-sectional Area of Uncut Chip

Normal Force on Shear Plane of Tool

Go Normal Force on Shear Plane = Resultant Cutting Force*sin((Shear angle+Mean Friction Angle on Tool Face-Working Normal Rake))

Resultant Tool Force using Shear Force on Shear Plane

Go Resultant Cutting Force = Total Shear Force by Tool/cos((Shear angle+Mean Friction Angle on Tool Face-Working Normal Rake))

Rate of Energy Consumption during Machining given Specific Cutting Energy

Go Rate of Energy Consumption during Machining = Specific Cutting Energy in Machining*Metal removal rate

Specific cutting energy in machining

Go Specific Cutting Energy in Machining = Rate of Energy Consumption during Machining/Metal removal rate

Machining Power using Overall Efficiency

Go Machining Power = Overall Machining Efficiency*Electrical Power Available for Machining

Yield Pressure given Coefficient of Friction in metal cutting

Go Yield Pressure of Softer Material = Shear Strength of Material/Coefficient of Friction

Coefficient of friction in metal cutting

Go Coefficient of Friction = Shear Strength of Material/Yield Pressure of Softer Material

Area of contact given Total Frictional Force in metal cutting

Go Area of Contact = Total Frictional Force by Tool/Shear Strength of Material

Total frictional force in metal cutting

Go Total Frictional Force by Tool = Shear Strength of Material*Area of Contact

Cutting Speed using Rate of Energy Consumption during Machining

Go Cutting Speed = Rate of Energy Consumption during Machining/Cutting Force

Rate of Energy Consumption during Machining

Go Rate of Energy Consumption during Machining = Cutting Speed*Cutting Force

Plowing Force using Force required to remove Chip

Go Plowing Force = Resultant Cutting Force-Force Required to Remove Chip

Rate of Energy Consumption during Machining given Specific Cutting Energy Formula

Rate of Energy Consumption during Machining = Specific Cutting Energy in Machining*Metal removal rate
P_m = p_s*Z_w

What is Specific Cutting Energy?

specific cutting energy in machining is the energy consumed to remove a unit volume of material, which is calculated as the ratio of cutting energy E to material removal volume V. Its SI units are newton/meter²

How to Calculate Rate of Energy Consumption during Machining given Specific Cutting Energy?

Rate of Energy Consumption during Machining given Specific Cutting Energy calculator uses Rate of Energy Consumption during Machining = Specific Cutting Energy in Machining*Metal removal rate to calculate the Rate of Energy Consumption during Machining, Rate of Energy Consumption during Machining given Specific Cutting Energy (power) is the amount of energy transferred or converted per unit of time by the machine to the workpiece. Rate of Energy Consumption during Machining is denoted by P_m symbol.

How to calculate Rate of Energy Consumption during Machining given Specific Cutting Energy using this online calculator? To use this online calculator for Rate of Energy Consumption during Machining given Specific Cutting Energy, enter Specific Cutting Energy in Machining (p_s) & Metal removal rate (Z_w) and hit the calculate button. Here is how the Rate of Energy Consumption during Machining given Specific Cutting Energy calculation can be explained with given input values -> 1800 = 2000000000*9E-07.

FAQ

What is Rate of Energy Consumption during Machining given Specific Cutting Energy?

Rate of Energy Consumption during Machining given Specific Cutting Energy (power) is the amount of energy transferred or converted per unit of time by the machine to the workpiece and is represented as P_m = p_s*Z_w or Rate of Energy Consumption during Machining = Specific Cutting Energy in Machining*Metal removal rate. Specific Cutting Energy in Machining is the energy consumed to remove a unit volume of material, which is calculated as the ratio of cutting energy E to material removal volume V & Metal removal rate (MRR) is the amount of material removed per time unit (usually per minute) when performing machining operations such as using a lathe or milling machine.

How to calculate Rate of Energy Consumption during Machining given Specific Cutting Energy?

Rate of Energy Consumption during Machining given Specific Cutting Energy (power) is the amount of energy transferred or converted per unit of time by the machine to the workpiece is calculated using Rate of Energy Consumption during Machining = Specific Cutting Energy in Machining*Metal removal rate. To calculate Rate of Energy Consumption during Machining given Specific Cutting Energy, you need Specific Cutting Energy in Machining (p_s) & Metal removal rate (Z_w). With our tool, you need to enter the respective value for Specific Cutting Energy in Machining & Metal removal rate 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 Rate of Energy Consumption during Machining?

In this formula, Rate of Energy Consumption during Machining uses Specific Cutting Energy in Machining & Metal removal rate. We can use 1 other way(s) to calculate the same, which is/are as follows -

Rate of Energy Consumption during Machining = Cutting Speed*Cutting Force

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