System X has 3 identical components in series while System Y has 3 identical components in parallel. What is the individual reliability of each component if the reliability of System Y is twice the reliability of System X? Answer in decimal number, with up to four places.
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- TOPIC: Transmission Lines, Power Systems, and Powerplants:INSTRUCTIONS:- Answer in this format: Given, Illustration, Required Conversion, Solution, Final Answer.- Step-by-step solution, do not skip even simple calculations to avoid confusion.- If answered in written form, make sure it is readable.PROBLEM:The per-unit impedance of a system is 0.7 pu. The base KVA is 300 kVA, and the base voltage is 11 kV. What is the per-unit impedance referred to as the 400-KVA and 38-KV base values? 0.0782 0.0735 0.0674 0.06912 Give three (3) reasons for studying reliability1) 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.
- ASSIGNMENT 1 #1 Explain the concept of reliability and function of reliability engineering. Give three (3) reasons for studying reliability State three (3) major steps to take to accomplish reliability engineering What is product life cycle? State the stages involved in product life product. Why is it important to integrate reliability engineering into product life cycle? Describe the key engineering tasks and reliability roles in each phase of a product life cycle. Explain the important difference between serial and concurrent product realization processes. How should a reliability program be organized in the environment of concurrent engineering?Describe the key components of a power transmission system and their functions.Q4 / Equipment ratings for the four - bus power system shown in Figure are given as follows: TI 73 60 500 Generator GI: 500 MVA, 13.8 KV. X = X2 = 0.20. Xo = 0.10 per unit Generator G2: 750 MVA, 18 KV.X = X2 = 0.18, Xo = 0,09 per unit Generator G3: 1000 MVA, 20 kV, X = 0.17. Xz = 0.20.Xo = 0.09 per unit Transformer Ti: 500 MVA, 13.8 kV A / S00 kV Y. X = 0.12 per unit Transformer T2: 750 MVA, 18 LV A / 500 kV Y, X = 0.10 per unit Transformer T3: 1000 MVA, 20 kV A / 500 kV Y. X = 0.10 per unit each line: X = 50 ohms, X, = 150 ohms 77 The inductor connected to generator G3 neutral has a reactance of 0.028 pu. Draw the zero-, positive-, and negative - sequence reactance diagrams using a 1000 - MVA, 20 - KV base in the zone of generator G3
- What is the role of power system stability analysis in ensuring the reliable operation of the electrical grid? Discuss various stability issues and techniques for addressing them.1/Explain in your own words and your own understanding (avoid plagiarism) why are there Transmission and Distribution Lines Power Losses?1. What are the applications for stripline and microstrip transmission lines? 2. Give 2 examples of characteristic impedance application for each stripline and microstrip transmission lines.
- 3 State three (3) major steps to take to accomplish reliability engineeringthe distribution of loads among the generating units is called as economic dispatch. Select one: True FalseSubject: Electrical & Electronics Engineering Course: Power Systems Question: In case of modeling a Long Transmission Line, what are the available procedures? Which one is the best and why? Explain.