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Average Gap Density using Limiting Value of Core Length Formula

GoSpecific Magnetic Loading using Output Coefficient DC Formula

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Specific Magnetic loading is defined as the total flux per unit area over the surface of the armature periphery and is denoted by B_av for any electrical machine. Check FAQs

B av = \frac{7.5}{L limit \cdot V a \cdot T c \cdot n c}

B_av - Specific Magnetic Loading?L_limit - Limiting Value of Core Length?V_a - Peripheral Speed of Armature?T_c - Turns per Coil?n_c - Number of Coils between Adjacent Segments?

Average Gap Density using Limiting Value of Core Length Example

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Here is how the Average Gap Density using Limiting Value of Core Length equation looks like with Values.

Here is how the Average Gap Density using Limiting Value of Core Length equation looks like with Units.

Here is how the Average Gap Density using Limiting Value of Core Length equation looks like.

0.4578 = \frac{7.5}{0.3008 \cdot 0.0445 \cdot 204 \cdot 6}

0.4578Wb/m² = \frac{7.5}{0.3008m \cdot 0.0445m/s \cdot 204 \cdot 6}

0.4578 = \frac{7.5}{0.3008 \cdot 0.0445 \cdot 204 \cdot 6}

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Average Gap Density using Limiting Value of Core Length Solution

Follow our step by step solution on how to calculate Average Gap Density using Limiting Value of Core Length?

FIRST Step Consider the formula

B av = \frac{7.5}{L limit \cdot V a \cdot T c \cdot n c}

Next Step Substitute values of Variables

∴

B av = \frac{7.5}{0.3008m \cdot 0.0445m/s \cdot 204 \cdot 6}

Next Step Prepare to Evaluate

∴

B av = \frac{7.5}{0.3008 \cdot 0.0445 \cdot 204 \cdot 6}

Next Step Evaluate

∴

B av = 0.457764387131855T

Next Step Convert to Output's Unit

∴

B av = 0.457764387131855Wb/m²

LAST Step Rounding Answer

∴

B av = 0.4578Wb/m²

Average Gap Density using Limiting Value of Core Length Formula Elements

Variables

Specific Magnetic Loading

Specific Magnetic loading is defined as the total flux per unit area over the surface of the armature periphery and is denoted by B_av for any electrical machine.

Symbol: B_av

Measurement: Magnetic Flux DensityUnit: Wb/m²

Note: Value can be positive or negative.

Formulas to find Specific Magnetic Loading

Limiting Value of Core Length

Limiting value of Core length is the emf induced in a conductor should exceed 7.5/TcNc in order that the maximum value at load between adjacent segments limited to 30 V.

Symbol: L_limit

Measurement: LengthUnit: m

Note: Value should be less than 0.37.

Formulas to find Limiting Value of Core Length

Peripheral Speed of Armature

Peripheral speed of armature is the distance travel by the armature per unit time is called as peripheral speed. n = speed in r.p.s.

Symbol: V_a

Measurement: SpeedUnit: m/s

Note: Value should be greater than 0.

Formulas to find Peripheral Speed of Armature

Turns per Coil

Turns per coil refers to the number of turns or windings of wire in each coil of the machine's winding system.

Symbol: T_c

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Turns per Coil

Number of Coils between Adjacent Segments

Number of coils between adjacent segments ,1 for simplex lap winding and P/2 for a simplex wave winding.

Symbol: n_c

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Number of Coils between Adjacent Segments

Other Formulas to find Specific Magnetic Loading

Go Specific Magnetic Loading using Output Coefficient DC

B av = \frac{C o(dc) \cdot 1000}{π^{2} \cdot q av}

Other formulas in DC Machines category

Go Limiting Value of Core Length

L limit = \frac{7.5}{B av \cdot V a \cdot T c \cdot n c}

Go Peripheral Speed of Armature using Limiting Value of Core Length

V a = \frac{7.5}{B av \cdot L limit \cdot T c \cdot n c}

Go Number of Poles using Magnetic Loading

n = \frac{B}{Φ}

Go Flux per Pole using Magnetic Loading

Φ = \frac{B}{n}

How to Evaluate Average Gap Density using Limiting Value of Core Length?

Average Gap Density using Limiting Value of Core Length evaluator uses Specific Magnetic Loading = (7.5)/(Limiting Value of Core Length*Peripheral Speed of Armature*Turns per Coil*Number of Coils between Adjacent Segments) to evaluate the Specific Magnetic Loading, The Average gap density using Limiting value of core length is defined as the total flux per unit area over the surface of the armature periphery and is denoted by B_av for any electrical machine. Specific Magnetic Loading is denoted by B_av symbol.

How to evaluate Average Gap Density using Limiting Value of Core Length using this online evaluator? To use this online evaluator for Average Gap Density using Limiting Value of Core Length, enter Limiting Value of Core Length (L_limit), Peripheral Speed of Armature (V_a), Turns per Coil (T_c) & Number of Coils between Adjacent Segments (n_c) and hit the calculate button.

FAQs on Average Gap Density using Limiting Value of Core Length

What is the formula to find Average Gap Density using Limiting Value of Core Length?

The formula of Average Gap Density using Limiting Value of Core Length is expressed as Specific Magnetic Loading = (7.5)/(Limiting Value of Core Length*Peripheral Speed of Armature*Turns per Coil*Number of Coils between Adjacent Segments). Here is an example- 0.457764 = (7.5)/(0.3008*0.0445*204*6).

How to calculate Average Gap Density using Limiting Value of Core Length?

With Limiting Value of Core Length (L_limit), Peripheral Speed of Armature (V_a), Turns per Coil (T_c) & Number of Coils between Adjacent Segments (n_c) we can find Average Gap Density using Limiting Value of Core Length using the formula - Specific Magnetic Loading = (7.5)/(Limiting Value of Core Length*Peripheral Speed of Armature*Turns per Coil*Number of Coils between Adjacent Segments).

What are the other ways to Calculate Specific Magnetic Loading?

Here are the different ways to Calculate Specific Magnetic Loading-

Specific Magnetic Loading=(Output Coefficient DC*1000)/(pi^2*Specific Electric Loading)

Can the Average Gap Density using Limiting Value of Core Length be negative?

Yes, the Average Gap Density using Limiting Value of Core Length, measured in Magnetic Flux Density can be negative.

Which unit is used to measure Average Gap Density using Limiting Value of Core Length?

Average Gap Density using Limiting Value of Core Length is usually measured using the Weber per Square Meter[Wb/m²] for Magnetic Flux Density. Tesla[Wb/m²], Maxwell Per Square Meter[Wb/m²], Gauss[Wb/m²] are the few other units in which Average Gap Density using Limiting Value of Core Length can be measured.

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Average Gap Density using Limiting Value of Core Length Formula

​GoSpecific Magnetic Loading using Output Coefficient DC Formula

Average Gap Density using Limiting Value of Core Length Example

Average Gap Density using Limiting Value of Core Length Solution

Average Gap Density using Limiting Value of Core Length Formula Elements

Other Formulas to find Specific Magnetic Loading

Other formulas in DC Machines category

How to Evaluate Average Gap Density using Limiting Value of Core Length?

FAQs on Average Gap Density using Limiting Value of Core Length

Variable Name

GoSpecific Magnetic Loading using Output Coefficient DC Formula