The generating set lines L1 and L2 are connected to bus-bar A. L2 is supplied from a powerful system and L1 is supplying an important industrial plant. A fault is detected in CB1; preventing the circuit from opening, explain how the voltage at CB1 can be reduced to zero, so that repair can be carried out, without interrupting the supply to the important industrial plant.

Q: Bus bar system which ensures continuity of supply during maintanence is ............ O duplicate bus…

A: The explanation is as follows.

Q: Explain the definitions of three sets of sequence components. Take voltages or currents for example,…

A: Three sets of sequence components: The power system fault causes an unbalanced condition of…

Q: Consider the one-line diagram of power system shown below;  a) Develop equivalent circuit expressing…

A:

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Q: The generating set lines L1 and L2 are connected to bus-bar A. L2 is supplied from a powerful system…

A: In the given power system, there is only a single bus bar. Hence the supply will be interrupted when…

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Q: For the four bus system as shown in Fig. Determine the fault current when the fault takes place at…

A: In this question , we will find fault impedance, fault current and current from generator 1..

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Q: 23. A 10-bus power system consists of four generator buses indexed as G1, G2, G3, G4 and six load…

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A: In a sectionalized single bus bar system, each section can be operated independently of each other…

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Q: The per unit bus impedance matrix for the power system network of Figure Q1 is given by; [0.240…

A: 1. Fault current Zf=j0.0225fault at Bus 2If2=VthZbb+ZfIf2=1Z22+Zfputting the value of Z22 from the…

Q: 1. A MRT (Metro Rail Transit) car, 5km distance from Taft Station takes 100A over hard drawn copper…

A: Given thatDistance from car to station=5kmcurrent=100ACopper trollly resistance=5×0.27=1.35ΩGround…

Q: Which of the following statements about equipment grounding conductors is true? A. Unacceptable…

A: Correct option is B that is ELECTRIC GROUND CONDUCTORS must be capable of withstanding the higher…

Q: In a 7-bus system, the double line fault is occurred at bus -5. During fault the positive sequence…

A: Correct option is B  Given V01= 0.0175 I =  -j0.148

Q: For the system shown by a single-line diagram (Fig. Q2), calculate the three-phase fault level (in…

A: Given:

Q: From, the given [Ybus] below, Find a). Eliminate firstly node 3 and then node 4 by using Kron…

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Q: 15. Which term implies that there's solid connectivity and current-carrying capacity in electrically…

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Q: Given the below single line diagram where, the red curve is for a PD1 circuit breaker (Upstream).…

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Q: High capacity circuit breakers are needed in Ring bus bar system O Transfer bus bar system Main bus…

A: High capacity circuit breakers are needed in which type of bus bar system?

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Q: 4) Simplify the following using KMAPS. F(x1,x2,x3,x4)=Em (4,6,8,10,11,12,15) + D(3,5,7,9) b.…

A:

Q: Why  the time consumption is more for ZBus building as compare to YBus

A: The following are some valid reasons why building of Zbus consumes more time than Ybus

Q: 2. For the system shown below, design the complete OC protection using the IDMT relays. Thus, decide…

A:

Q: For the four bus system as shown in Fig. Determine the fault current when the fault takes place at…

A: In this question , we have to find out fault current through fault point when fault occur at bus…

Q: Figure 6.12 shows the one-line diagram of a simple three-bus power system with generators at buses 1…

A:

Q: jo.os (り (1) (3) jro (5) 3 jo.s pafference

A:

Q: For underground and underwater transmission, why are line losses for HVDC cables lower than those of…

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Q: Bus bar system which ensures continuity supply during maintanence is O duplicate bus bar O single…

A: The explanation is as follows.

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A:

Q: what is the receptacle load (after demand factors) for an office building with 250 receptacle…

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Q: A duplicate bus bar system is used to ensure continuity of supply. Select one: True False

A: In this answer we will find out what a bus bar is and the use of a duplicate bus bar as explained…

Q: Draw clearly, neatly, and properly the Circuit Schematic Diagram for a SINGLE BUSBAR SYSTEM with BUS…

A: Draw clearly, neatly, and properly the Circuit Schematic Diagram for a SINGLE BUSBAR SYSTEM with BUS…

Q: A MRT (Metro Rail Transit) car, 5km distance from Taft Station takes 100A over hard drawn copper…

A: Given thatDistance from Car to Station is =5kmcooper trolley resistance=0.27per…

Q: Figure Q1 shows a single-line diagram of an 8-bus system. Line-1 and Line-2 have reactance 10 Q and…

A: lOAD -1 Values are-10 ohm,35 MVA,11KV lOAD -2 Values are-15 ohm,15 MVA,11KV For converting the…

Q: For the four bus system as shown in Fig. Determine the fault current when the fault takes place at…

A: In the power system, Determine the fault current if the fault occurred at bus 2. Positive sequence…

Q: A three bus system has the following bus power and voltage specifications:

A:

Q: For a 3 phase 400V power supply, given the prospective fault current at point A are, i). 3Ø…

A: at point A 3 phase symmetrical fault =11.6 A line to line fault current =10 kA V=400 V per phase…

Q: A network consisting of a set of generator and load buses is to be modeled with a DC power flow, for…

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Q: What are sets of service-entrance conductors?

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Q: open and short concept in cabling

A: In cabling, there may be a possibility of fault that can be classified into two: Open circuit fault…

Single Phase AC Circuit

Alternating Current (AC) is a type of electric power in which the electric current changes, both in magnitude and direction, at regular intervals. This AC Circuits can deliver power in either a Single Phase system or a Three Phase system.