Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Electrical & Electronics Expert

Task: Protection

Do all required settings to protect a given transmission line shown in figure below:

671_protection-power plant.jpg

Figure: Layout of a given power system

Instructions:

1) Compute the setting of all current transformers.

2) Complete the wiring of relays following to the given instruction in MCCG manual (attached).

3) Compute and do the setting of relays using the given instructions:

a) Use the inverse curve.
b) Use relay1 as the primary protection, relay to as the backup protection and relay3 as the secondary backup protection device for potential faults on the transmission line.
c) Consider 0.2s delay as the interruption delay and 0.1s as the marginal delay between protection steps.

Task: Fault computation and interruption capacity

Consider the power system described in figure and table shown below and do the given tasks:

1445_power system.jpg

Figure: A given power system with one generators and 5 transmission lines.

Table:

2254_fault calculation.jpg

Instructions:

Consider transient impedances are 80% of nominal impedances of generators in the given system. The base power is 100MWA.

Do the given tasks:

1) Point out and label the location of all circuit breakers and disconnects in the circuit.

2) Compute the current ratings and interruption capacity of all switches.

3) Suppose a single phase ground fault takes place in Bus 3.

4) List the required protection actions, referring to the name of circuit breakers and disconnects

5) Compute the fault current.

6) Suppose a two phase fault-ground takes place in Bus 2.

7) List out the required protection actions, referring to the name of circuit breakers and disconnects.

8) Compute the fault current.

Electrical & Electronics, Engineering

  • Category:- Electrical & Electronics
  • Reference No.:- M93400

Have any Question? 


Related Questions in Electrical & Electronics

Consider a deformation of a rectangular bar whose deformed

Consider a deformation of a rectangular bar whose deformed geometry is given as x 1 = αX 1 , x 2 = βX 2 , x 3 = βX 3 When the material is an incompressible Mooney-Rivlin hyperelastic material with A 10  = 80 MPa and A 01 ...

1 discuss the general solutions for the line voltage and

1. Discuss the general solutions for the line voltage and current in time-domain and the notation associated with their representation in concise form. 2. What is the fundamental distinction between the occurrence of the ...

Term project - the step response of rlc circuitsthe team

Term Project - The Step Response of RLC Circuits The team project pertains to Chapter 9 in the text book. You should submit a single report and Multisim/ LTSpice file. The report should be submitted as a Word document an ...

1 find two differential length vectors tangential to the

1. Find two differential length vectors tangential to the surface at the point (2, 4, 1) and then find a unit vector normal to the surface at that point. 2. A hemispherical bowl of radius 2 m lies with its base on the xy ...

1 draw the symbols for the nand nor xor and xnor gates what

1. Draw the symbols for the NAND, NOR, XOR, and XNOR gates. What is the difference between the Buffer, AND, OR, XOR and the NOT, NAND, NOR, and XNOR gates? 2. Modify the circuit from question 2 to use a second AND gate o ...

1what is an electric dipole how is its strength defined2

1.What is an electric dipole? How is its strength defined? 2. What are the different kinds of polarization in a dielectric? 3. What is the polarization vector? How is it related to the electric field intensity? 4. Discus ...

The maximum pitching moment that is developed by the water

The maximum pitching moment that is developed by the water on a flying boat as it lands is noted as cmax The following are the variables involved in this action: a = angle made by flight path of plane with horizontal, β ...

Question what is the thevenin theorem or

Question: What is the thevenin theorem or steps

1 define wavelength how is it related to the phase

1. Define wavelength. How is it related to the phase constant? 2. What is the relationship between frequency, wavelength, and phase velocity? What is the wavelength in free space for a frequency of 15 MHz? 3. What is the ...

1 what are the values of the radiation resistance and the

1. What are the values of the radiation resistance and the directivity for a half-wave dipole? 2. What is an antenna array? 3. Justify the approximations involved in the determination of the resultant field of an array o ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

WalMart Identification of theory and critical discussion

Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro