Series Parallel Controller with Reversing Drum: A Series Parallel Controller with Reversing Drum (with shunt transition) for two series motors is shown in Fig. 13.11. In addition to its primary…
What is Transition Method in Electric Traction? The methods of changing-over the connections from one grouping to another are known as transition method. The change-over from full series (when the…
Starting and Speed Control of DC Traction Motors: Starting and Speed Control of DC Traction Motors - As already discussed, only series and compound dc motors are suitable for traction…
Negative Booster in Electric Traction: In case of dc traction system, return current flows through the rails, to the substations. So due to this current flow through rails some voltage…
Major Traction Substation Equipments: The Major Traction Substation Equipments are namely, traction transformer circuit breakers and interruptor. 1. Traction Transformer Transformers are required to step down the grid supply voltage…
What is Electric Traction? - Introduction, Definition, Working, Advantages and Disadvantages Electric traction was first introduced in Britian in the year 1890 at 600 V dc using third rail for…
Factory Lighting in illumination - Fittings and Maintenance: Adequate factory lighting is of vital importance, as it provides improved amenities for the employees, increased production and has a definite economic…
Compact Fluorescent Lamp (CFL) - Working Principle, Types, Advantages and Disadvantages: A compact fluorescent lamp (CFL), also known as a compact fluorescent light or energy saving light, is a type…
