Commutation in DC Motor

Commutation in DC Motor: Commutation and commutator wear and tear of the dc motor must be given due consideration when the motor operates on solid state converters. Spark-less commutation must…

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Field Oriented Control of Induction Motor

Field Oriented Control of Induction Motor: In the slip controlled drives using VSI or CSI discussed in the foregoing sec­tions, the stator voltage or stator current is controlled using slip…

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AC Series Motor

AC Series Motor: A series motor can be run from either dc or ac (single-phase) supply provided that both stator and rotor cores are laminated to limit the iron-loss. Figure…

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Armature Reaction in DC Machine

Armature Reaction in DC Machine: When the armature of a dc machine carries current, the distributed armature winding produces its own mmf (distributed) known as armature reaction in DC Machine.…

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Introduction of DC Motor

Introduction of DC Motor: Introduction of DC Motor is constructed in many forms and for a variety of purposes, from the 3-mm stepper drawing a few μA at 1.5 V…

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Electrical Machines Articles

Electrical Machines Articles: Electric Generator Diagram Types of Rotating Electric Machine Recent Trends in Electric Machines Magnetic Field Equation BH Curve Relationship of Ferromagnetic Material Magnetic Circuit Calculations Magnetic Properties…

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Differential Protection of Transformers

Differential Protection of Transformers: Differential Protection of Transformers is the most important type of protection used for internal phase-to-phase and phase-to-earth faults and is generally applied to transformers having ratings…

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