Transistor Relays

Transistor Relays

Transistor Relays: These are the most widely accepted type of static relays, so much so that when we say static relays, we can safely infer transistor relays only. The transistor…

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Features of Traction Drives

Features of Traction Drives: Various Features of Traction Drives are: 1. Large torque is required during start and acceleration in order to accelerate the heavy mass. 2. The motor is…

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Braking System in Train

Braking System in Train: Braking System in Train has number of advantages over mechanical braking. It reduces wear and tear on rails and wheels, substantially increasing their life. It is…

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Battery Powered Vehicles

Battery Powered Vehicles

Battery Powered Vehicles: Battery Powered Vehicles - These are popularly known as electric vehicles. Although several batteries and fuel cells have been developed, only available at affordable price is the…

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Drive Circuits for Stepper Motor

Drive Circuits for Stepper Motor

Drive Circuits for Stepper Motor: A Drive Circuits for Stepper Motor is usually driven from a low voltage dc source. When a phase is to be energised, the dc source…

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Transient Analysis of Induction Motor

Transient Analysis of Induction Motor: Usefulness of analysis of transient operating conditions of a drive, e.g. starting, braking, load changing, speed changing, etc. is already explained. A rigorous analysis of…

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Fiber Optic Components and Systems

Fiber Optic Components and Systems

Fiber Optic Components and Systems: The Fiber Optic Components and Systems can be divided into subgroups, the source, the link, and the detectors. We will now explore the makeup and…

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