Most buses in a typical power-flow program are a.voltage controlled bus b.PQ bus c.PV bus d.Slack bus

Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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  1. Most buses in a typical power-flow program are

a.voltage controlled bus

b.PQ bus 

c.PV bus

 d.Slack bus

 

2-The power-flow problem is the computation of voltage magnitude and phase angle at each bus in a power system under balanced three-phase steady-state conditions.

  1. False
  2. True

 

 

3-The following sequence currents were recorded in a power system under a fault condition Ipositive=j1.5pu, Inegative=–j0pu, Izero=– j0pu. The fault is

a.Three-phase

b.Double Line to ground

c.Line to ground

d.Line to line

 

4-

  1. he following sequence currents were recorded in a power system under a fault condition Ipositive=j1.5pu, Inegative=j0pu, Izero=j0pu. The fault is

a.Three-phase 

b.Double Line to ground

c.Line to ground

d.Line to line

 

 

i uploded the houndots (book )here :https://seomidea.com/hct/nu.pdf

 

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