Carnot cycle operating between the same temperature limits. How would you compare the thermal efficiencies of these five cycles?
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Consider the ideal Otto, Diesel, Ericson, Stirling, and Carnot cycle operating between the same temperature limits. How would you compare the thermal efficiencies of these five cycles?
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- Question 1 Steam power plants are commonly used to produce electricity, it operates on a simple Rankine cycle that consist of four major components (e.g., Boiler, turbine, pump and condenser). You are an engineer working in the design department of a thermal power plant located to the south of Jordan. Your role is to investigate different design parameters (e.g., pressure and temperature) that need to be modified on a simple ideal Rankine cycle to improve the thermal efficiency. You have four cases with different design parameter that are changing, where you want to find the optimal case (with the highest thermal efficiency) Design parameter Condenser pressure Temperature at turbine inlet the Boiler pressure | 50 kPa 50 kPa 15 kPa 3 МРа 3 МРа 3 МРа 15 MPa Case A 300 °C 650 °C 650 °C Case B Case C Case D 15 kPa 650 °C Task 1: - Evaluate the thermal efficiency for each case (A, B, C and D) and obtain the optimal case which represent the highest thermal efficiency case. Explain your…Question 1 Steam power plants are commonly used to produce electricity, it operates on a simple Rankine cycle that consist of four major components (e.g., Boiler, turbine, pump and condenser). You are an engineer working in the design department of a thermal power plant located to the south of Jordan. Your role is to investigate different design parameters (e.g., pressure and temperature) that need to be modified on a simple ideal Rankine cycle to improve the thermal efficiency. You have four cases with different design parameter that are changing, where you want to find the optimal case (with the highest thermal efficiency) Design parameter Condenser pressure Temperature at turbine inlet the Boiler pressure 50 kPa 50 kPa 15 kPa 15 kPa 3 МРа 3 МРа 3 МРа 15 MPa Case A 300 °C Case B 650 °C Case C 650 °C Case D 650 °C Evaluate the thermal efficiency for each case (A, B, C and D) and obtain the optimal case which represent the highest thermal efficiency case. Explain your choice using a…Question 1 Steam power plants are commonly used to produce electricity, it operates on a simple Rankine cycle that consist of four major components (e.g., Boiler, turbine, pump and condenser). You are an engineer working in the design department of a thermal power plant located to the south of Jordan. Your role is to investigate different design parameters (e.g., pressure and temperature) that need to be modified on a simple ideal Rankine cycle to improve the thermal efficiency. You have four cases with different design parameter that are changing, where you want to find the optimal case (with the highest thermal efficiency) Condenser pressure Temperature turbine inlet the Boiler pressure Design parameter at Case A 50 kPa 300 °C 3 MPa 650 °C 3 МРа 3 МРа 15 MPa Case B 50 kPa Case C 15 kPa 650 °C Case D 15 kPa 650 °C Task 1 1. Discuss the effect of decreasing the condenser pressure, increasing the boiler pressure and increasing the maximum temperature in the basic Rankine cycle on the…
- THERMODYNAMICS 2 ACTIVITY 2: RANKINE CYCLE Answer the following problems completely. Strictly follow the PROBLEM – GIVEN – REQUIRED – SCHEMATIC DIAGRAM – SOLUTION – FINAL ANSWER format. BOX your final answers. 1. In a Rankine cycle, steam enters the turbine at 2.5 MPa and condenser at 50 kPa, what is the thermal efficiency of the cycle? At 2.5 MPa: hg = 2803.1 kJ/kg sg = 6.2575 kJ/ kg – K At 50 kPa: sf = 1.0910 sfg = 6.5029 hf = 340.49 hfg = 2305.4 vf = 0.0010300Provide a long answer using necessary graphs / equations. Describe the Rankine thermodynamic cycle. What thermodynamic processes occurs? Where is the cycle used? How to improve the cycle?(b) Consider a steam power plant operating on an ideal Rankine cycle. This steam power cycle can achieve a cycle thermal efficiency of at least 25 percent. i) Decide about the systems' components, working temperature and pressure of this power plant. ii) Illustrate system schematic and T-s diagrams with completely labelled on the systems' components, working temperature and pressure. iii) Evaluate the compatibility between proposed parameters and thermal efficiency of the plant.
- | As a mechanical engineering technician, you are asked by your building manager to investigate the performance of a steam turbine at the main university building. Criticaly compare how heat transfer efficiency will affect the lifetime of the turbine.Thermodynamics: Please make a sketch of a Carnot cycle for an ideal gas on a) a u-h diagram b) P-T diagram Also, explain why the sketches look the way they do on a u-h diagram and a P-T diagram. In other words, how did you come to the conclusion that a Carnot cycle makes such a cycle in a u-h and a P-T diagram? Please need complete answer of all parts in details and every step If u don't know all parts please skip because short answer gives u downvotesChapter 1 Gas Power Cycles Q1.1 (v6q9-15) An air-standard cycle with variable specific heats is executed in a closed system and is composed of the following four processes: 1-2 isentropic compression from 100kPa and 27C to 800 kPa; 2-3 v=constant heat addition to 1800K; 3-4 isentropic expansion to 100kPa; 4-1 p=constant heat rejection to initial state. (a) Show the cycle on p-v and T-s diagrams. (b) Calculate the net work output per unit mass. (c) Determine the thermal efficiency. Ans: 570.1 kJ/kg, 51.9%
- STEP 3 To review the efficiency of ideal heat engines operating on the Otto and Diesel cycles, you are asked to perform the following branches: • Provide general plot(s) for thermal efficiency, O vs compression ratio, r for ideal Otto and diesel engines and show the typical compressions ratios. Compare your plots in terms of the typical compression ratio values. • Using your plot of the thermal efficiency, O vs compression ratio, r for ideal diesel engine, show how will the thermal efficiency of the diesel engine, O would change with the cut-off ratio values. • Explain mathematically how the thermal efficiency, D of Otto cycle is always higher than diesel cycle if-and-only-if both engines are operated at the same compression ratio, D. • Based on your previous answer, indicate why we use diesel engines. • Conclude your results of step 3 in two sentences.Steam enters the turbine of a power plant operating on the Rankine cycle (Fig. 2) at 873.15 Kand exhausts at 30 kPa. To show the effect of boiler pressure on the performance of the cycle,calculate the thermal efficiency of the cycle and the quality of the exhaust steam from theturbine for boiler pressures of 5000,7500, and 10 000 kPa. #Chemical Engineering #Chemical #ThermodynamicsUsing the basic relations given below and detailing your method and assumptions,Develop all the analytical relations required to:1) Determine the temperatures and pressures at all stages of an ideal air-standard SIOtto cycle analysis2) Show that the thermal efficiency of any internal combustion engine can besimplified as a ratio of temperature differences 3) Discuss the concept of Brake Specific Fuel Consumption (BSFC) and propose a rationale for the Figure 1 below (in other words, explain why the BSFC is decreasingbefore increasing with engine speed)