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Friday, January 13, 2023

Parallel Operation of DC Generators


 In modern power system, power is usually supplied by many synchronous generators connected in parallel which helps to maintain continuity of plant operations. Now a day's, isolated one large generator is outdated. When we connect two generators in parallel, they have a tendency to remain in step. By doing some changes in their armature current and by connecting generators properly to the existing bus bar, this problem could be solved.

Connection of Parallel DC Generators

The generators in a power plant, connected by heavy thick copper bars, called bus-bars which act as positive and negative terminals. To connect the generators in parallel, Positive terminal of the generators are connected to the positive terminal of the bus-bars and negative terminals of generators are connected to negative terminal of the bus-bars, as shown in the figure.




 In modern power system, power is usually supplied by many synchronous generators connected in parallel which helps to maintain continuity of plant operations. Now a day's, isolated one large generator is outdated. When we connect two generators in parallel, they have a tendency to remain in step. By doing some changes in their armature current and by connecting generators properly to the existing bus bar, this problem could be solved.

Connection of Parallel DC Generators

The generators in a power plant, connected by heavy thick copper bars, called bus-bars which act as positive and negative terminals. To connect the generators in parallel, Positive terminal of the generators are connected to the positive terminal of the bus-bars and negative terminals of generators are connected to negative terminal of the bus-bars, as shown in the figure.



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