A set of data for a steam power plant operates with a Rankinecycle is obtained as the following:Boiler pressureSteam temperature11 MPa430°CHigh pressure turbine exhaust pressureReheat temperature1.5 MPa400°CCondenser pressure0.007 MPaIsentropic efficiency of high pressure turbine 85%Isentropic efficiency of low pressure turbine 87%a. Sketch and label the process cycle on the T- s diagram.b. Assume the work done on the boiler feed-water pump is notneglected, determine the following:i. Total heat supplied.ii. Total work output from both turbines.iii. Thermal efficiency.iv. Specific steam consumption.

Answered: Image /qna-images/answer/fbbe9703-1f8c-4625-8a44-7e6abb9267f1.jpg

Answered: A set of data for a steam power plant…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Answer letters A, H, I. Use the steam tables provided and DO NOT ROUND the values from the steam table. Write down the values taken from the steam table
Q1. Sketch T-s diagram for Rankine cycle with clear label for the following condition: Condensate pressure = 100 kPa • Boiler pressure = 3 MPa • Inlet temperature to the turbine = 350°C Determine thermal efficiency of the cycle. ANSWER
A piston engine operating on the Carnot cycle uses air as the working fluid. At the start of isothermal expansion air is 521 psi & 1100°F. Isothermal Expansion ratio = 1.25. Isentropic Compression ratio = 3.2. The amount of air circulated is 15 Ibm/min. Draw and label the P-V and T-S diagram. Determine the following; a.) Temperature of the sink, °F b.) The Carnot cycle efficiency, in % c.) Power output, Hp d.) Mean effective pressure, psi
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Draw a schematic diagram of this problem.
Draw the schematic or plant layout. Draw the T-s diagram Mandatory: A, B, C Suggested: D, E A reheat cycle has the following data: Throttle, 8.5 MPa at 400°C Turbine exhaust, 0.06 MPa For an ideal cycle, determine the: (A) Work (B) Thermal efficiency (C) Heat rate (D) What is the thermal efficiency of the corresponding Rankine cycle? (E) What is the percent improvement in engine heat rate of the reheat cycle from the Rankine cycle.
Thermodynamics Instructions: Draw the T-s and Schematic diagram for this problem
Boiler High-P turbine LOW-P turbine Reheater 4 P₁ = P5 = Preheat P4 2 Pump Condenser 1 The following data was given for a steam power plant operating on the ideal reheat Rankine cycle. 3-4: Inlet steam at 17.5 MPa and 600 °C 6-1: inlet steam at a pressure of 11.16 kPa at a wetness fraction of 0.1. At state 1, the specific volume is 0.00101 m³/kg Find the specific entropy in kJ/kg at state 1 to 3 decimal places.
letters d and e
Part 2: Problem Statement A gas turbine power plant operates on simple and ideal cycle with air as the working fluid. The pressure ratio is rp = 10, compressor inlet temperature is T₁ = 300 K and turbine inlet temperature is T3 Use constant specific heat cp = 1.005K and Kair = 1.4 kg.K • Create a new sheet and name it "solution 1" • Create a table for T3 from 800 to 1200 with increment of AT 50 K • Calculate compressor and turbine exit temperatures T₂ = T₁(₂)(k-1)/k (k-1)/k T4 = T3 • (-/-) Calculate compressor work Wc, turbine work WT and heat addition occ • Calculate system efficiency 7th Energy output WT - Wc Energy Input Qcc • Create a scatter chart for T3 VS nth 1) Add chart title 2) Add axis title and show units 3) Add a proper trendline and show equation • What is the system efficiency when turbine inlet temperatures are 920 and 1140 K • Create a new sheet and name it "solution 2" • Repeat all steps for pressure ratio of r₂ = 14

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