Generators Archives - Engineering Articles

Common Aspects Between Generators and Motors

Leave a Comment / Generators, Motors / Engr. Aneel Kumar

Introduction Synchronous generators and motors share many theoretical and operational similarities, making it essential to understand their common aspects. These machines are pivotal in industrial applications, particularly in the oil and gas sector, where their reliability and efficiency are critical. Theory of Operation Both synchronous generators and motors operate based on the same fundamental principles. […]

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Active and Reactive Power Delivered from a Generator

Leave a Comment / Generators / Engr. Aneel Kumar

Introduction Synchronous generators deliver both active and reactive power, which are critical for maintaining the stability and efficiency of power systems. This article explores the concepts of active and reactive power and their importance in generator operation. Active Power (P) Active power, measured in watts (W), represents the real power delivered by the generator to

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DC GENERATORS

Leave a Comment / Direct Current, Electrical Machines, Generators / Engr. Aneel Kumar

Principle: An electrical generator is a machine which converts mechanical energy into electrical energy. The energy conversion is based on the principle of the production of dynamically induced emf, where a conductor cuts magnetic flux, dynamically induced emf is produced in it according to Faraday’s Laws of electromagnetic Induction. This emf causes a current to

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USES OF DC GENERATORS

Leave a Comment / Direct Current, Electrical Machines, Generators / Engr. Aneel Kumar

1. Shunt generators with field regulators are used for ordinary lighting and power supply purposes. They are also used for charging batteries because their terminal voltages are almost constant or can be kept constant. 2. Series generators are not used for power supply because of their rising characteristics. However, their rising characteristic makes them suitable

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CHARACTERISTICS OF DC GENERATOR

Leave a Comment / Direct Current, Electrical Machines, Generators / Engr. Aneel Kumar

Following are the three most important characteristics or curves of a dc generator: 1. No-load saturation Characteristic (E0/If): It is also known as Magnetic Characteristic or Open-circuit Characteristic (O.C.C.). It shows the relation between the no-load generated MMF in armature, E0 and the field or exciting current If at a given fixed speed. It is just the

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