15AT31T: Heat Power Engineering Auto 3rd Sem Syllabus for Diploma DTE Karnataka C15 Scheme

Heat Power Engineering detail DTE Kar Diploma syllabus for Automobile Engineering (AT), C15 scheme is extracted from DTE Karnataka official website and presented for diploma students. The course code (15AT31T), and for exam duration, Teaching Hr/week, Practical Hr/week, Total Marks, internal marks, theory marks, duration and credits do visit complete sem subjects post given below. The syllabus PDFs can be downloaded from official website.

For all other auto 3rd sem syllabus for diploma c15 scheme dte karnataka you can visit Auto 3rd Sem Syllabus for Diploma C15 Scheme DTE Karnataka Subjects. The detail syllabus for heat power engineering is as follows.

Pre-requisites:

Basic knowledge of Science, Maths & Automobile Engg-1.

Course Objectives:

The course should enable the students to:

1. Analyse different thermodynamic process and cycles.
2. Explain the testing process of fuel and estimate the calorific value of given fuel.
3. Analyse the combustion process of fuel and estimate air required for complete combustion.
4. Differentiate the combustion process in SI and CI engines.

Course Outcomes:

For complete syllabus and results, class timetable and more pls download iStudy Syllabus App. Its a light weight, easy to use, no images, no pdfs platform to make students life easier.

Course Delivery:

The course will be delivered through lectures, presentations and classroom discussions.

UNIT I

Fundamentals and Laws of Thermodynamics 9hrs

Introduction to thermodynamics- system- boundary – surrounding, Types of thermodynamic systems – closed, open and isolated systems with examples, Properties of system- Intensive and Extensive properties with examples, thermodynamic state-process-cycle, point and path functions, thermodynamic equilibrium – mechanical – chemical – thermal, quasi static process, basic thermodynamic properties- pressure – Volume – Temperature -Energypotential energy-kinetic energy-internal energy -heat- Specific heat at constant pressurespecific heat at constant volume-work- Enthalpy -Entropy and their units, standard atmospheric conditions-NTP-STP.

Laws of thermodynamics: -Zeroth- first-second, simple problems on conversion of Heat into Work and vice versa.

UNIT II

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UNIT III

Thermodynamic processes on gases 10hrs

Introduction to thermodynamic processes, derive expressions for PVT relations-work done-heat transfer-change in internal energy-change in enthalpy and entropy for Constant volume, Constant pressure, Isothermal, Isentropic processes, Simple problems on the above processes.

UNIT IV

Air standard cycles 10hrs

Air standard cycles-definitions and types, assumptions made in air standard cycles Description – P.V. and T-S diagrams of Carnot cycle, Otto cycle, diesel cycle, dual combustion cycle
Derivation of air standard efficiency of Carnot cycle, Otto cycle, diesel cycle, dual combustion cycle, Simple problems.

UNIT V

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UNIT VI

Combustion in SI and CI engines. 7hrs

SI engine: Stages of combustion with pressure crank angle diagram, ignition lag-variables affecting ignition lag, detonation- definition – process- effects – controlling method, surface ignition- wild ping -rumble- run on-run away, pre-ignition.

CI engine: Stages of combustion with pressure crank angle diagram, ignition delay -variables affecting delay period, knocking- definition – process- effects – controlling method.

Reference books:

1. Thermal Engineering R.S.Khurmi S Chand & Co
2. Thermal Engineering R K Hegde and Niranjan.Murthy Sapna Publications
3. Basic and applied thermodynamics P.K.Nag Tata MCgraw-Hill
4. I C Engines Mathur &Sharma Danapat Rai & sons
5. I C Engines V. Ganeshan Tata MCgraw-Hill

Websites:

• https://www.youtube.com/watch?v=9GMBpZZtjXM
• https://www.youtube.com/watch?v=9GMBpZZtjXM&list=PLD8E646BAB3366BC8
• https://www.youtube.com/watch?v=xQwi9fveGTQ&index=2&list=PLD8E646BAB3366BC8
• https://www.youtube.com/watch?v=sUDfpFD0xX4&index=4&list=PLD8E646BAB3366BC8
• https://www.youtube.com/watch?v=-42JmVBdlM4
• https://www.youtube.com/watch?v=lbPEaaKiCww
• https://www.youtube.com/watch?v=gg-dlrbXxzI
• https://www.youtube.com/watch?v=Xto88gMmDzw
• https://www.youtube.com/watch?v=7ZpuMBkf1Ss
• https://www.youtube.com/watch?v=0Oq7bCSDPxE
• https://www.youtube.com/watch?v=pucd2b7jZJw
• https://www.youtube.com/watch?v=K8RzTmeVWfM
• https://www.youtube.com/watch?v=fyadfj7NQqI
• https://www.youtube.com/watch?v=YNGtJo-VspE
• https://www.youtube.com/watch?v=NG41IbDtd44
• https://www.youtube.com/watch?v=HeofLEQ6wuA
• https://www.youtube.com/watch?v=-FpRVaZhTlE
• https://www.youtube.com/watch?v=W94iksaQwUo
• https://www.youtube.com/watch?v=ZWKRw0HmBLE

Student Activities to be performed to award five marks in continuous internal evaluation:

1. Prepare a report on applications of Laws of Thermodynamics.
2. Prepare a report on different issues related to fuels like additives, price hikes, pollution norms, health and environmental effects.
3. Collect special features of combustion chambers used in engines of different vehicles to reduce pollution, noise, vibration and harshness levels.

Note:

1. Student should prepare a report on any one of the above/similar activity, which helps in achieving above course outcomes.
2. The report prepared should be approved by the concerned staff and HOD.
3. The activity group should consist of maximum of three students.

Model Question Paper:

(CIE)

1. Define the following terms. 5marks
1. System
2. State
3. Process
4. cycle
5. Property
2. Explain Zeroth lawof thermo dynamics 5marks or Explain first law of thermodynamics for cyclic process. 5marks
3. Avessel of capacity 3 m3 contains airat a pressure of ‘5. bar and a temperature of 250 C . Additional air is now pumped into the system until the pressure rises to 30 bar and temperature rises to 600 C Determine the mass of air pumped in and express the quantity as a volume at a pressure of0.2 bar and a temperature of 200 C 10marks or The values of specific heats at constant volume and constant pressure of an ideal gas are ‘7.3 KJ/Kg K and ‘9.8 KJ/Kg K respectively. Find the value of characteristic gas constant. If one Kg of this gas heated at constant pressure from 250 C to 2000 C, estimate heat added, work done and change in internal energy. 10marks

Model Question Paper:

PART-A

1. Define point function and path function.
2. Write Kelvin Planck and Clausius statements of second law of thermodynamics.
3. Explain the zeroth law of thermodynamics in cyclic process.
4. State Boyle’s law and Charleslaw.
5. Explain the difference between universal gas constant and characteristic gas constant.
6. Represent constant volume process on p-v diagram and p-T diagram.
7. Derive an expression for work done during isobaric process.
8. State the assumptions made in explaining the Air standard cycles.
9. Represent Carnot cycle on PV and TS diaphragm.

PART-B

1. The pressure of a steam inside a boiler, as measured by pressure gauge is 1 N/mm2. The barometric pressure of the atmosphere is 765 mm of mercury. Find the absolute pressure of steam in N/m2, kPa, bar and N/mm2.
2. Prove that the difference between two specific heats ( Cp and Cv ) is equal to characteristic gas constant(R).
3. A certain gas occupies a space of 3.m3 at a pressure of 2 bars and a temperature of 770 C. It is heated at constant volume until the pressure is 7 bars. Determine temperature at the end of process, mass of the gas, change in internal energy and change in enthalpy during the process. Assume Cp = 0.05 KJ/Kg K; Cv = 7.12 KJ/Kg K and R= 287 J/Kg K.
4. A system contains ‘1.5 m3 of a gas at a pressure of ‘8. bar and 1500 C. It is expanded adiabatically till the pressure falls to 1 bar. The gas then heated at a constant pressure till its enthalpy increases by 70 KJ. Determine the total work done. Take Cp= 1 KJ/Kg K and Cv = 7.14 KJ/Kg K.
5. An engine, working on the Otto cycle, has a cylinder diameter of 150mm and a stroke of 225mm. The clearance volume is 1 . 25×10-3 m3. Find the air standard efficiency of this engine. Take y = ‘4.
6. A Carnot engine operates between two reservoirs at temperatures T1 and T3. The work output of the engine is ‘6. times the heat rejected. The difference in temperatures between the source and sink is 2000 C. Calculate the thermal efficiency, source temperature and the sink temperature.
1. Define HCV and LCV. 5marks
2. Explain the process of conversion of volumetric analysis into mass analysis. 5marks
8. The volumetric composition of a gaseous fuel is given by H2 = 27%, CO = 7%, CH4 = 48%, C2H4 = 13%, CO2 = 3%, and N2 =2%. Determine the minimum quantity of air required for burning of one m3 of fuel.
9. With the help of p-e diagram, explain the stages of combustion in CI engine.
1. Define ignition lag and mention the variables affecting it. 5marks
2. What are the effects of Knocking in SI engine? 5marks

For detail syllabus of all other subjects of BE Auto, C15 scheme do visit Auto 3rd Sem syllabus for C15 scheme.

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