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Mean current setting from crater volume Formula

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Mean current setting is the current set to mean current value during unconventional machining of EDM. Check FAQs

I m = {(\frac{V \cdot S ut}{3.25 \cdot τ s})}^{\frac{2}{3}}

I_m - Mean Current Setting?V - Volume of Crater?S_ut - Ultimate Tensile Strength?τ_s - Sparking time?

Mean current setting from crater volume Example

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Here is how the Mean current setting from crater volume equation looks like with Values.

Here is how the Mean current setting from crater volume equation looks like with Units.

Here is how the Mean current setting from crater volume equation looks like.

1.4415 = {(\frac{3 \cdot 15}{3.25 \cdot 8})}^{\frac{2}{3}}

1.4415A = {(\frac{3mm² \cdot 15N/mm²}{3.25 \cdot 8s})}^{\frac{2}{3}}

1.4415 = {(\frac{3 \cdot 15}{3.25 \cdot 8})}^{\frac{2}{3}}

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Mean current setting from crater volume Solution

Follow our step by step solution on how to calculate Mean current setting from crater volume?

FIRST Step Consider the formula

I m = {(\frac{V \cdot S ut}{3.25 \cdot τ s})}^{\frac{2}{3}}

Next Step Substitute values of Variables

∴

I m = {(\frac{3mm² \cdot 15N/mm²}{3.25 \cdot 8s})}^{\frac{2}{3}}

Next Step Convert Units

∴

I m = {(\frac{3E-6m² \cdot 1.5E+7Pa}{3.25 \cdot 8s})}^{\frac{2}{3}}

Next Step Prepare to Evaluate

∴

I m = {(\frac{3E-6 \cdot 1.5E+7}{3.25 \cdot 8})}^{\frac{2}{3}}

Next Step Evaluate

∴

I m = 1.44153805091699A

LAST Step Rounding Answer

∴

I m = 1.4415A

Mean current setting from crater volume Formula Elements

Variables

Mean Current Setting

Mean current setting is the current set to mean current value during unconventional machining of EDM.

Symbol: I_m

Measurement: Electric CurrentUnit: A

Note: Value can be positive or negative.

Formulas to find Mean Current Setting

Volume of Crater

Volume of crater is defined as the Volume of crater made by an electric spark during EDM.

Symbol: V

Measurement: AreaUnit: mm²

Note: Value should be greater than 0.

Formulas to find Volume of Crater

Ultimate Tensile Strength

Ultimate Tensile Strength (UTS) is the maximum stress that a material can withstand while being stretched or pulled.

Symbol: S_ut

Measurement: StressUnit: N/mm²

Note: Value should be greater than 0.

Formulas to find Ultimate Tensile Strength

Sparking time

Sparking time is defined as the time for which a spark is sustained.

Symbol: τ_s

Measurement: TimeUnit: s

Note: Value should be greater than 0.

Formulas to find Sparking time

Other formulas in Volume of crater made by an electric spark category

Go Diameter of crater

D = \sqrt{\frac{8 \cdot (V - (\frac{π}{6}) \cdot H^{3})}{π \cdot H}}

Go Volume of crater related to mean current setting

V = 3.25 \cdot \frac{10^{6}}{S ut} \cdot τ s \cdot {I m}^{\frac{3}{2}}

Go Discharge duration of single pulse

τ s = \frac{V \cdot S ut}{3.25 \cdot {I m}^{\frac{3}{2}}}

Go Ultimate tensile strength of work piece material

S ut = \frac{3.25 \cdot τ s \cdot {I m}^{\frac{3}{2}}}{V}

How to Evaluate Mean current setting from crater volume?

Mean current setting from crater volume evaluator uses Mean Current Setting = ((Volume of Crater*Ultimate Tensile Strength)/(3.25*Sparking time))^(2/3) to evaluate the Mean Current Setting, The Mean current setting from crater volume formula is defined as the mean current setting according to optimum metal machining rate. Mean Current Setting is denoted by I_m symbol.

How to evaluate Mean current setting from crater volume using this online evaluator? To use this online evaluator for Mean current setting from crater volume, enter Volume of Crater (V), Ultimate Tensile Strength (S_ut) & Sparking time (τ_s) and hit the calculate button.

FAQs on Mean current setting from crater volume

What is the formula to find Mean current setting from crater volume?

The formula of Mean current setting from crater volume is expressed as Mean Current Setting = ((Volume of Crater*Ultimate Tensile Strength)/(3.25*Sparking time))^(2/3). Here is an example- 9.405718 = ((3E-06*15000000)/(3.25*8))^(2/3).

How to calculate Mean current setting from crater volume?

With Volume of Crater (V), Ultimate Tensile Strength (S_ut) & Sparking time (τ_s) we can find Mean current setting from crater volume using the formula - Mean Current Setting = ((Volume of Crater*Ultimate Tensile Strength)/(3.25*Sparking time))^(2/3).

Can the Mean current setting from crater volume be negative?

Yes, the Mean current setting from crater volume, measured in Electric Current can be negative.

Which unit is used to measure Mean current setting from crater volume?

Mean current setting from crater volume is usually measured using the Ampere[A] for Electric Current. Milliampere[A], Microampere[A], Centiampere[A] are the few other units in which Mean current setting from crater volume can be measured.

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Mean current setting from crater volume Formula

Mean current setting from crater volume Example

Mean current setting from crater volume Solution

Mean current setting from crater volume Formula Elements

Other formulas in Volume of crater made by an electric spark category

How to Evaluate Mean current setting from crater volume?

FAQs on Mean current setting from crater volume

Variable Name