1) Describe the operational features of digital power relay and circuit breaker designed to protect a 100 A radial power feeder, include in your description forms of protection provided by the relay and methods of obtaining line data.    2) Discuss why power system load flow analysis is undertaken and why iterative methods are used.

Power System Analysis and Design (MindTap Course List)
6th Edition
ISBN:9781305632134
Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Chapter10: System Protection
Section: Chapter Questions
Problem 10.27P
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1) Describe the operational features of digital power relay and circuit breaker designed to protect a 100 A radial power feeder, include in your description forms of protection provided by the relay and methods of obtaining line data. 

 

2) Discuss why power system load flow analysis is undertaken and why iterative methods are used. 

 

3) It is proposed that the network 50 Hz 20,000-volt 3phase as per figure 1 is connected to a geographically distant 60 Hz 20,000-volt 3 phase network (50 km separated by water) so that power can be imported from the distant network. Outline a suitable power transport system. 

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