MEB THERMAL ENGINEERING - I QUESTION BANK UNIT-I PART-A
|
|
- Lorraine Bell
- 5 years ago
- Views:
Transcription
1 MEB THERMAL ENGINEERING - I QUESTION BANK UNIT-I Each question carries 1 mark. PART-A 1. Define temperature. 2. Define intensive property 3. Explain the term absolute zero of temperature 4. State first law of thermodynamics 5. State the three types of thermodynamics systems. 6. State Boyle s law. 7. Define enthalpy. 8. Write the relationship between C p C v and R. 9. Define change in entropy. 10. Derive the characteristic gas equation. 11. What is the significance of adiabatic process? 12. What is the significance of isothermal process? 13. Write down the expression for change in internal energy. 13. Define absolute zero temperature. 14. State the three types of thermodynamics system with examples. 15. What are intrinsic and extrinsic properties? Give examples. 16. State and explain first law of thermodynamics. 17. State and explain the clausius statement. 18. Compare isothermal and isentropic processes. 19. Explain the adiabatic process of expansion of gases on PV and TS diagrams. Each question carries 12 marks. PART-B 1. Determine the final temperature, external work done, change in internal energy, and change in enthalpy and change in entropy in the case of 2kg of gas at 50 0 C being heated at constant volume until the pressure is doubled. 2. A mass of 2.25 kg of nitrogen occupying 1.5m 3 is heated from 25 0 C to C at constant volume. Molecular weight of nitrogen is 28 and universal gas constant is 8314 J/kg mole k. calculate the initial and final pressure of the gas. 3. A gas whose pressure, volume and temperature is 5 bar, 0.23 m 3 and C respectively has changed its state at constant pressure until its temperature becomes 70 0 C. Determine (i) workdone (ii) change in internal energy (iii) the heat transferred during the process. Take R = 290 J/kg K and C p = KJ/kg K.
2 kg of air at a pressure of 1.1 bar and 15 0 C is compressed isothermally to a pressure o 5.5 bar. Calculate (i) final volume (ii) heat rejected (iii) change in entropy (iv) change in internal energy. Assume R=0.292 KJ/kg K 5. Air at 1 bar and 40 0 C is compressed to 1/10 th the original volume isentropically. Determine the final pressure and temperature and the workdone on 1m 3 of air. Assume R = 0.287KJ/kg and = kg of air at C expands adiabatically to 3 times its original volume. During the expansion the temperature is decreased to 20 0 C. workdone during the expansion is 53 KNm. Find C p C v and R kg of air at 11 bars and 80 0 C is expanded to 10 times the original volume by i) Isothermal process (ii) isentropic process. Determine the workdone in each of the cases. Plot these two processes on a common P-v diagram. R = 287 J/Kg.k and = A gas at a pressure of 700KN/m 2 and 15 0 C expands from a volume of m 3 to 0.36 m 3 according to the law PV 1.2 = C, Determine, i) final temperature (ii) worksdone (iii) Heat transferred. Take = 1.4 and R = 0.29 KJ/Kg.k Kg of air at a pressure of 140KN/m 2 occupies 0.15 m 3 and from this condition it is compressed to 1.4 MN/m 2 according to the law PV 1.25 = C, Determine, i) change in internal energy (ii) workdone on or by the air (iii) the heat received or rejected by the air (iv) change in entropy. Take C p = KJ/kg. k, C v = KJ/Kgk.
3 UNIT-II Each question carries 1 mark. PART-A 1. Write the expression for air standard efficiency of diesel cycle. 2. Write the expression for air standard efficiency of Otto cycle. 3. Define air standard efficiency. 4. What is meant by reversible process? 5. State any two conditions of reversibility. 6. Define compression ratio. 7. What is the effect of compression ratio on efficiency Otto cycle? 8. Define the term air - standard efficiency. 9. State the conditions of reversibility. 10. State the assumptions made in thermodynamics cycle. 11. Write the SFEE for (a) steam boiler 12. What is meant by control volume? 13. Write the non-flow energy equation. 14. Mention few applications of SFEE. 15. What is meant by control surface? 16. Write down the steady flow energy equation. PART-B Each question carries 12 marks. 1. The temperature limits for a Carnot cycle using air as working fluid are C and 10 0 C. Calculate the efficiency of the cycle and the ratio of adiabatic expansion. Assume = 1.4 for air. 2. Calculate the air standard efficiency of an engine working on Otto cycle, if the pressure at the beginning and the end of compression are 1 bar and 10 bar respectively. Take = Derive an expression for air standard efficiency of Otto cycle in terms of temperatures. 4. Derive an expression for air standard efficiency of Joule s cycle in terms of pressure ratio. 5. Derive an expression for air standard efficiency of a diesel cycle. 6. In a gas turbine, air flows at the rate of 5kg/sec. The velocity and the enthalpy of air at the entrance are 200m/sec and 7000 KJ/kg respectively. The exit velocity and enthalpy are 160m/sec and 5000 KJ/kg. As the air passes through the turbine a heat loss of 40KJ/kg. As the air passes through the turbine a heat loss of 40KJ/kg occurs. Find the power developed by the turbine. 7. Steam enters a turbine at velocity of 12m/s and specific enthalpy is 2900 KJ/kg. At the exit of the turbine, the steam velocity is 30 m/s and the specific enthalpy is 2400 KJ/kg. The heat lost during the flow through the turbine is 20 KJ/kg and the steam flow rate is 85 kg/s. Determine the power output from the turbine. 8. In a steady flow air through a Nozzle, the enthalpy decreases by 40KJ between two sections. Assuming that there are no other energy changes than kinetic energy, determine the increase in velocity at section 2, if the velocity at the section 1, is 100m/sec. 9. Air expands from 3 bars to 1 bar in a nozzle. The initial velocity is 90m/sec and the temperature C. Calculate the final velocity of the air, if C p = KJ/kg k.
4 UNIT-III Each question carries 1 mark. PART-A 1. What is an air compressor? 2. Name the various types compression processes used in air compression. 3. What is the purpose of intercooler? 4. What are the uses of compressed air? 5. Classify air compressors. 6. Explain with P-v diagrams, the various types of compression in a single stage compressor. 7. Sketch the three types of compression processes in a p-v diagram. Which process requires minimum work input. 8. Define the term free air delivered. 9. What is the effect of clearance in volumetric efficiency of a compressor? Explain briefly with P-v co-ordinate. 10. Explain with a line diagram a two stage air compressor. 11. Mention the types of rotary compressor. 12. Explain roots blower. 13. What is a gas turbine? 14. What is an open cycle gas turbine? 15. Mention the types of jet engines. 16. How gas turbines are classified? 17. How are gas turbines classified? With the help of neat sketch explain the working of a closed cycle gas turbine. 18. What is open cycle gas turbine? Each question carries 12 marks. PART-B 1. A single acting, single stage reciprocating air compressor has a bore of 200mm and a stroke at 300mm. It runs at a speed of 500 rpm. Air is compressed according to the law Pv 1.3 = C from a pressure of 97 KN/m 2 and compression pressure is 550 KN/m 2. Air is delivered at this pressure. The initial temperature is 20 0 C. Determine (i) The delivery temperature (ii) The amount of air delivered (iii) The power required to drive the compressor. Neglect clearance and assume R = 0.29 KJ/Kg.k. 2. A compressor is required to deliver 30m 3 /hr of free air at 1 bar and 32 0 C to a pressure of 5 bars. The law of compression is Pv 1.3 = C. Determine the power required. 3. A single stage acting reciprocating air compressor has a bore of 200mm and a stroke at 300mm. It receives air at 1 bar and 20 0 C and delivers it at 5.5 bars. If the compression follows
5 the law Pv 1.3 = C and clearance volume is 5 percent of the stroke volume, determine the power required to drive the compressor, if it runs at 500 rpm. 4. Find the percentage saving in work by compressing air in two stages from 1 bar to 8 bars instead of in one stage. Assume compression index as 1.3 in both the cases and complete intercooling in two stage compressor. 5. Derive an expression for the power required to drive a single acting single stage air compressor when the air is compressed polytropically. 6. Derive an expression for the theoretical power required to drive a single acting single stage reciprocating compressor when the air is compressed isentropically. 7. Derive and expression for the air standard efficiency of Brayton cycle in terms of compression ratio. 8. Explain with neat sketch the working of turbo-jet engine. 9. With a neat sketch explain the working of a turbo jet engine and state the advantages and disadvantages of turbo jet. 10. Explain the working of ram jet with a neat sketch.
6 Unit-IV Part - A 1. What for an Orsat apparatus is used? 2. Write the expression for theoretical minimum air required for complete combustion of 1kg of a fuel? 3. Write down Delong s formula to determine H.C.V of fuels 4. What are non-fossile fuels? 5. Define calorific value of fuel? 6. What is the use of bomb calorimeter? 7. Name some prepared solid fuels? 8. Mention few merits of liquid fuels over solid fuels 9. What is meant by excess air? 10. State any two requirement of good fuel 11. Name the four strokes of a petrol engine 12. What is the main function of a carburetor? 13. What is meant by valve liming diagram? 14. State the different types of cooling systems used in IC engines 15. What is the other name of petrol engine? 16. Name the type of injection nozzles used in diesel engine 17. What is meant by scavenging? 18. State the different methods of lubricating IC engine 19. State any two advantages of super charging? 20. What is the function of connecting rod of IC engine? PART B 1. Explain the bomb calorimeter with neat sketch 2. Explain the Junker s calorimeter gas with neat sketch 3. Explain the Orsat apparatus with neat sketch 4. A fuel contains 92% carbon, 4% hydrogen, 2% sulphur, 1.5% oxygen and ash 0.5%. It is supplied with 50% excess air. Determine the total air supplied and also gravimeter composition of the products of combustion. 5. Hydrocarbon fuel has the following composition Carbon-90%, Hydrogen-6%, Sulphur-2%, Oxygen-1% Ash-1%. Find the theoretical air required to burn 1kg of the above fuel completely. What is the gravimetric composition of the products of composition? 6. Explain the working of a 4-stroke and 2-stroke cycle petrol engine 7. Compare four stroke and two Stroke engine 8. Explain the working of AC mechanical fuel pump with neat sketch. 9. Explain the working of a simple carburetor and point out is short coming for use in car engine 10. Explain with a neat sketch the working of inline (CAV) fuel injection pump used in diesel engine
7 Unit - V PART - A 1. State the difference between indicated power and brake power. 2. Define mechanical efficiency. 3. Define indicated thermal efficiency 4. Define specific fuel consumption 5. Define indicated mean effective pressure. 6. Name of the various methods of measuring brake power. 7. What is the significance of Morse test? 8. Define volumetric efficiency. 9. What is meant by heat balance heat losses? 10. Define indicated thermal efficiency. 11. State Fourier s law. 12. Write the modes of heat transfer. 13. Define convention. 14. Define radiation 15. Define black body 16. Define white body 17. What is thermal resistance of plance wall? 18. What are the types of heat exchanger 19. What is meant by LMTD? 20. Define thermal conductively. PART - B 1. Explain the Prony brake dynamometer and Rope brake dynamometer with neat sketch 2. Briefly explain the Morse test. 3. Briefly explain the method of heat transfer. 4. Explain the morse test for finding out the indicator power of a mult-icylinder engine 5. Discuss about the conduction heart transfer through a plane wall and composite wall. 6. Discuss about LMTD for parallel flow and counter flow. 7. Discuss about the conduction heat transfer through hollow cylinder. 8. Explain black, white, opaque, transparent and grey bodies.
Noble Group of Institutions, Junagadh. Faculty of Engineering Department of Mechanical Engineering
Semester:1 st Subject: Elements of Mechanical Engineering (2110006) Faculty: Mr. Ishan Bhatt Year: 2017-18 Class: Comp. & IT Ele TUTORIAL 1 INTRODUCTION Q.1 Define: Force, Work, Pressure, Energy, Heat
More informationKINGS COLLEGE OF ENGINEERING DEPARTMENT OF MECHANICAL ENGINEERING. Question Bank. UNIT-I THERMODYNAMIC CYCLES Part-A (2 Marks)
KINGS COLLEGE OF ENGINEERING DEPARTMENT OF MECHANICAL ENGINEERING Question Bank Sub. Code/Name: ME1351 - THERMAL ENGINEERING Year/Sem: III/VI 1. What is a thermodynamic cycle? UNIT-I THERMODYNAMIC CYCLES
More informationAssignment-1 Air Standard Cycles
Assignment-1 Air Standard Cycles 1. What do u mean by air standard cycle? List assumptions for air standard cycle & give reasons why air standard cycle differs from actual cycle. 2. Derive an equation
More informationSET - 1 II B. Tech II Semester Regular/Supplementary Examinations, April/May-2017 THERMAL ENGINEERING-I (Mechanical Engineering) Time: 3 hours Max. Marks: 70 Note: 1. Question Paper consists of two parts
More informationSIDDHARTH INSTITUTE OF ENGINEERING & TECHNOLOGY :: PUTTUR (AUTONOMOUS) QUESTION BANK UNIT I I.C ENGINES
SIDDHARTH INSTITUTE OF ENGINEERING & TECHNOLOGY :: PUTTUR UNIT I I.C ENGINES 1 (a) Explain any six types of classification of Internal Combustion engines. (6M) (b) With a neat sketch explain any three
More informationScheme G Sample Question Paper Course Name : Diploma in Automobile Engineering Course Code : AE
Sample Question Paper Semester : Fourth Marks : 100 Time: 03 Hours Q1.A. Attempt any SIX a. State different types of ideal gas processes 12 Marks b. Define dryness fraction and degree of superheat. c.
More informationGYANMANJARI INSTITUTE OF TECHNOLOGY (GMIT) SUBJECT: ELEMENTS OF MECHANICAL ENGINEERING Assignment Ch 1
1. 3. GYANMANJARI INSTITUTE OF TECHNOLOGY (GMIT) Assignment Ch 1 A steel ball having mass of 10 kg and a specific heat of 460 J/kg K is heated from 50 o C to 200 o C. Determine the heat required. In a
More information2013 THERMAL ENGINEERING-I
SET - 1 II B. Tech II Semester, Regular Examinations, April/May 2013 THERMAL ENGINEERING-I (Com. to ME, AME) Time: 3 hours Max. Marks: 75 Answer any FIVE Questions All Questions carry Equal Marks ~~~~~~~~~~~~~~~~~~~~~~~~
More information(a) then mean effective pressure and the indicated power for each end ; (b) the total indicated power : [16]
Code No: R05220304 Set No. 1 II B.Tech II Semester Regular Examinations, Apr/May 2007 THERMAL ENGINEERING-I ( Common to Mechanical Engineering and Automobile Engineering) Time: 3 hours Max Marks: 80 Answer
More informationHours / 100 Marks Seat No.
17529 14115 3 Hours / 100 Seat No. Instructions (1) All Questions are Compulsory. (2) Answer each next main Question on a new page. (3) Illustrate your answers with neat sketches wherever necessary. (4)
More informationME2301 THERMAL ENGINEERING L T P C OBJECTIVE:
ME2301 THERMAL ENGINEERING L T P C 3 1 0 4 OBJECTIVE: To integrate the concepts, laws and methodologies from the first course in thermo dynamics into analysis of cyclic processes To apply the thermodynamic
More informationME Thermal Engineering Question Bank
ME2301 - Thermal Engineering Question Bank UNIT I GAS POWER CYCLES Otto, Diesel, Dual, Brayton cycles, Calculation of mean effective pressure, and air standard efficiency -Actual and theoretical PV diagram
More informationAssignment-1 Introduction
Assignment-1 Introduction 1. Compare S.I. engines with C.I engines. 2. Explain with the help of neat sketch, the working of a 2-stroke petrol engine. 3. Derive an equation of efficiency, work output and
More informationScheme - G. Sample Test Paper-I. Course Name : Diploma in Mechanical Engineering Course Code : ME Semester : Fifth Subject Title : Power Engineering
Sample Test Paper-I Marks : 25 Time:1 hour Q1. Attempt any Three 3X3=9 a) Define i) Mean Effective Pressure ii) Piston Speed iii) Swept Volume b) Draw Carnot cycle on P-V and T-S Diagram c) State the need
More informationDEPARTMENT OF MECHANICAL ENGINEERING Question Bank ME THERMAL ENGINEERING. Part-A (2 Marks)
DEPARTMENT OF MECHANICAL ENGINEERING Question Bank ME1351 - THERMAL ENGINEERING UNIT I GAS POWER CYCLES Part-A (2 Marks) 1. What is a thermodynamic cycle? 2. What is meant by air standard cycle? 3.. Name
More informationB.Tech. - VIEP - MECHANICAL ENGINEERING (BTMEVI) Term-End Examination June 2016
No. of Printed Pages : 5 I BIME-010 I B.Tech. - VIEP - MECHANICAL ENGINEERING (BTMEVI) 00 1 Ems, Term-End Examination June 2016 BIME-010 : THERMAL ENGINEERING Time : 3 hours Maximum Marks : 70 Note : Attempt
More informationVETRI VINAYAHA COLLEGE OF ENGINEERING AND TECHNOLOGY DEPARTMENT OF MECHANICAL ENGINEERING ME6404 THERMAL ENGINEERING
VETRI VINAYAHA COLLEGE OF ENGINEERING AND TECHNOLOGY DEPARTMENT OF MECHANICAL ENGINEERING ME6404 THERMAL ENGINEERING UNIT I - GAS POWER CYCLES 1. What is a thermodynamic cycle? Thermodynamic cycle is defined
More informationAT AUTOMOTIVE ENGINES QUESTION BANK
AT6301 - AUTOMOTIVE ENGINES QUESTION BANK UNIT I: CONSTRUCTION & WORKING PRINCIPLE OF IC ENGINES 1. State the application of CI engines? 2. What is Cubic capacity of an engine? 3. What is the purpose of
More informationContent : 4.1 Brayton cycle-p.v. diagram and thermal efficiency. 4Marks Classification of gas turbines.
Content : 4.1 Brayton cycle-p.v. diagram and thermal efficiency. 4Marks Classification of gas turbines. 4.2 Construction and working of gas turbines i) Open cycle ii) Closed cycle gas Turbines, P.V. and
More informationProcess 1-2: Reversible adiabatic compression process. Process 2-3: Reversible isothermal heat addition
Vapor Power Cycles Process 1-2: Reversible adiabatic compression process from P1 to P2. Process 2-3: Reversible isothermal heat addition process at constant temperature TH. Process 3-4: Reversible adiabatic
More informationCHAPTER I GAS POWER CYCLES
CHAPTER I GAS POWER CYCLES 1.1 AIR STANDARD CYCLES Air standard cycles are used for comparison of thermal efficiencies of I.C engines. Engines working with air standard cycles are known as air standard
More informationDEPARTMENT OF MECHANICAL ENGINEERING ME ENGINEERING THERMODYNAMICS TWO MARKS QUESTION AND ANSWER
DEPARTMENT OF MECHANICAL ENGINEERING ME 6301- ENGINEERING THERMODYNAMICS TWO MARKS QUESTION AND ANSWER 1. Define the term thermal engineering. Ans: Thermal engineering is the science that deals with the
More information2. Discuss the effects of the following operating variables on detonation
Code No: RR220303 Set No. 1 II B.Tech II Semester Regular Examinations, Apr/May 2006 THERMAL ENGINEERING-I ( Common to Mechanical Engineering and Automobile Engineering) Time: 3 hours Max Marks: 80 Answer
More informationClass Notes on Thermal Energy Conversion System
Class Notes on Thermal Energy Conversion System For the students of Civil & Rural 3 rd semester Ramesh Khanal Assistant Professorr Nepal Engineering College Bhaktapur, Nepal 2015 Course Structure MEC 209.3:
More informationIdealizations Help Manage Analysis of Complex Processes
8 CHAPTER Gas Power Cycles 8-1 Idealizations Help Manage Analysis of Complex Processes The analysis of many complex processes can be reduced to a manageable level by utilizing some idealizations (fig.
More informationGOVERNMENT ENGINEERING COLLEGE, GODHRA
Practical No. - 1 To understand construction and working of various types of Steam boilers. 1) What is the function of Steam boiler? And what are factors should be considered while selecting a boiler?
More informationUNIT 1 GAS POWER CYCLES
THERMAL ENGINEERING UNIT 1 GAS POWER CYCLES Air Standard Cycles - Otto, Diesel, Dual, Brayton cycle with intercooling, reheating and regeneration- Calculation of airstandard efficiency and mean effective
More informationGovernment of Karnataka Department of Technical Education Board of Technical Examinations, Bangalore
CIE- 25 Marks Government of Karnataka Department of Technical Education Board of Technical Examinations, Bangalore Prerequisites: Knowledge of basic mathematics and Applied Science Course Objectives: 1.
More informationPage 2. (a) (i) Show that during the change AB the gas undergoes an isothermal change.
Q1.The Carnot cycle is the most efficient theoretical cycle of changes for a fixed mass of gas in a heat engine. The graph below shows the pressure volume (p V) diagram for a gas undergoing a Carnot cycle
More information(v) Cylinder volume It is the volume of a gas inside the cylinder when the piston is at Bottom Dead Centre (B.D.C) and is denoted by V.
UNIT II GAS POWER CYCLES AIR STANDARD CYCLES Air standard cycles are used for comparison of thermal efficiencies of I.C engines. Engines working with air standard cycles are known as air standard engines.
More informationPower Cycles. Ideal Cycles, Internal Combustion
Gas Power Cycles Power Cycles Ideal Cycles, Internal Combustion Otto cycle, spark ignition Diesel cycle, compression ignition Sterling & Ericsson cycles Brayton cycles Jet-propulsion cycle Ideal Cycles,
More information'' ''' '' ''' Code No: R R16 SET - 1
Code No: R161232 R16 SET - 1 1. a) List the Primary requirements of a Steam Boiler. (2M) b) What are the distinguishing features between a Casting and a Pattern? (2M) c) Define (i) Brake Power; (ii) Indicated
More informationAT 2303 AUTOMOTIVE POLLUTION AND CONTROL Automobile Engineering Question Bank
AT 2303 AUTOMOTIVE POLLUTION AND CONTROL Automobile Engineering Question Bank UNIT I INTRODUCTION 1. What are the design considerations of a vehicle?(jun 2013) 2..Classify the various types of vehicles.
More informationModel Question Papers
QUESTION CARRIES 2 MARKS Model Question Papers 1. Define engine. Give their classification? 6 th Semester I.C. ENGINE [ME-604] UNIT -1 2. Define the performance parameters of IC engine ie indicated power,
More informationInternal Combustion Engines TUTORIAL
Internal Combustion Engines TUTORIAL College of Engineering Mechanical Engineering Department Academic Year 2012-2013 Class 3 rd Year Class Subject Lecturer Internal Combustion Engines Dr. Raoof M. Radhi
More informationBASIC CIVIL & MECHANICAL ENGINEERING
SHRI ANGALAMMAN COLLEGE OF ENGINEERING AND TECHNOLOGY (An ISO 9001:2000 Certified Institution) SIRUGANOOR, TIRUCHIRAPPALLI 621 105 DEPARTMENT OF MECHANICAL ENGINEERING FS81504 BASIC CIVIL & MECHANICAL
More informationINSTITUTE OF AERONAUTICAL ENGINEERING (Autonomous) Dundigal, Hyderabad
INSTITUTE OF ERONUTIL ENGINEERING (utonomous) Dundigal, Hyderabad -500 043 MEHNIL ENGINEERING QUESTION BNK ourse Name : THERML ENGINEERING-I ourse ode : 40313 lass : II B. Tech II Semester Branch : Mechanical
More informationUSO4CICV01/US04CICH02:
Natubhai V. Patel College of Pure & Applied Sciences S. Y. B.Sc. Semester-4 Industrial chemistry/ IC (Vocational) USO4CICV0/US04CICH02: Chemical Plant Utilities UNIT 5 Internal combustion engine In an
More informationCombustion engines. Combustion
Combustion engines Chemical energy in fuel converted to thermal energy by combustion or oxidation Heat engine converts chemical energy into mechanical energy Thermal energy raises temperature and pressure
More information1. (a) If a large power generating station is operating with steam at 16,000 kpa and 500 and exhausting to a condenser at, 37.6 mm mercury absolute;
Sample Questions REVISED SECOND CLASS PARTS B1, B2, AND B3 (NOTE: these questions are intended as representations of the style of questions that may appear on examinations, they are not intended as study
More informationPlease welcome for any correction or misprint in the entire manuscript and your valuable suggestions kindly mail us
Problems of Practices Of Basic and Applied Thermodynamics I. C. Engine Prepared By Brij Bhooshan Asst. Professor B. S. A. College of Engg. And Technology Mathura, Uttar Pradesh, (India) Supported By: Purvi
More informationChapter 8 Production of Power from Heat
Chapter 8 Production of Power from Heat Different sources of power, such as solar energy (from sun), kinetic energy from atmospheric winds and potential energy from tides. The most important source of
More information05 Marks (c) Sketch and explain Lancashire Boiler.
Model question paper No.1 1. Answer any FIVE full questions choosing at least two questions from part A & two questions from part B 2. Use of steam tables is permitted 1. (a) Discuss briefly the different
More informationdensity ratio of 1.5.
Problem 1: An 8cyl 426 ci Hemi motor makes 426 HP at 5500 rpm on a compression ratio of 10.5:1. It is over square by 10% meaning that it s stroke is 10% less than it s bore. It s volumetric efficiency
More informationEME MCQ QUESTION BANK
EME MCQ QUESTION BANK 1. Work is considered positive when a) Work is done on the system b) work is done by the system c) both a and b d) none of the above 2. A source of energy is known as renewable source
More informationL34: Internal Combustion Engine Cycles: Otto, Diesel, and Dual or Gas Power Cycles Introduction to Gas Cycles Definitions
Page L: Internal Combustion Engine Cycles: Otto, Diesel, and Dual or Gas Power Cycles Review of Carnot Power Cycle (gas version) Air-Standard Cycles Internal Combustion (IC) Engines - Otto and Diesel Cycles
More informationImportant Instructions to examiners: 1) The answers should be examined by key words and not as word-to-word as given in the model answer scheme. 2) The model answer and the answer written by candidate
More informationVALVE TIMING DIAGRAM FOR SI ENGINE VALVE TIMING DIAGRAM FOR CI ENGINE
VALVE TIMING DIAGRAM FOR SI ENGINE VALVE TIMING DIAGRAM FOR CI ENGINE Page 1 of 13 EFFECT OF VALVE TIMING DIAGRAM ON VOLUMETRIC EFFICIENCY: Qu. 1:Why Inlet valve is closed after the Bottom Dead Centre
More informationGas Power System. By Ertanto Vetra
Gas Power System 1 By Ertanto Vetra Outlines Introduction Internal Combustion Engines Otto Cycles Diesel Cycles Gas Turbine Cycles Gas Turbine Based Combined Cycles Gas Turbines for Aircrafts Turbojets
More informationThermodynamic Cycles. Alicia Ma. Esponda Cascajares
Thermodynamic Cycles Alicia Ma. Esponda Cascajares Power Cycles Cycles which convert a heat input into a mechanical work output. Power cycles can be divided according to the type of heat engine they seek
More information2.61 Internal Combustion Engine Final Examination. Open book. Note that Problems 1 &2 carry 20 points each; Problems 3 &4 carry 10 points each.
2.61 Internal Combustion Engine Final Examination Open book. Note that Problems 1 &2 carry 20 points each; Problems 3 &4 carry 10 points each. Problem 1 (20 points) Ethanol has been introduced as the bio-fuel
More informationGas Power Cycles. Tarawneh
Gas Power Cycles Dr.Mohammad Tarawneh ) Carnot cycle 2) Otto cycle ) Diesel cycle - Today 4) Dual Cycle 5) Stirling cycle 6) Ericsson cycles 7) Brayton cycle Carnot Cycle Reversible isothermal expansion
More informationElements of Mechanical Engineering (EME) QUESTIONS
QUESTIONS 1) In First angle projection method (a) Plan comes above elevation (b) Plan comes below elevation (c) Plan comes besides elevation (d) Plan is on the left hand side. (2) Where LHSV in third angle
More informationLab Manual Elements of Mechanical Engineering ( )
Lab Manual Elements of Mechanical Engineering (2110006) Darshan Institute of Engineering and Technology, Rajkot. Darshan Institute of Engineering & Technology Certificate This is to certify that Mr./Ms.
More informationWeek 10. Gas Power Cycles. ME 300 Thermodynamics II 1
Week 10 Gas Power Cycles ME 300 Thermodynamics II 1 Today s Outline Gas power cycles Internal combustion engines Four-stroke cycle Thermodynamic cycles Ideal cycle ME 300 Thermodynamics II 2 Gas Power
More informationNACHIMUTHU POLYTECHNIC COLLEGE : POLLACHI DEPARTMENT OF MECHANICAL ENGINEERING IV TERM SYLLABUS. Hours / week. Credit 3 1.5
NACHIMUTHU POLYTECHNIC COLLEGE : POLLACHI DEPARTMENT OF MECHANICAL ENGINEERING IV TERM SYLLABUS S. No Code No. Course Name Hours / week Credit Scheme of Examination Allocation of Marks Internal External
More informationEngine Cycles. T Alrayyes
Engine Cycles T Alrayyes Introduction The cycle experienced in the cylinder of an internal combustion engine is very complex. The cycle in SI and diesel engine were discussed in detail in the previous
More information4. With a neat sketch explain in detail about the different types of fuel injection system used in SI engines. (May 2016)
SYED AMMAL ENGINEERING COLLEGE (Approved by the AICTE, New Delhi, Govt. of Tamilnadu and Affiliated to Anna University, Chennai) Established in 1998 - An ISO 9001:2000 Certified Institution Dr. E.M.Abdullah
More informationChapter 9 GAS POWER CYCLES
Thermodynamics: An Engineering Approach, 6 th Edition Yunus A. Cengel, Michael A. Boles McGraw-Hill, 2008 Chapter 9 GAS POWER CYCLES Copyright The McGraw-Hill Companies, Inc. Permission required for reproduction
More informationUnit WorkBook 4 Level 4 ENG U13 Fundamentals of Thermodynamics and Heat Engines UniCourse Ltd. All Rights Reserved. Sample
Pearson BTEC Levels 4 Higher Nationals in Engineering (RQF) Unit 13: Fundamentals of Thermodynamics and Heat Engines Unit Workbook 4 in a series of 4 for this unit Learning Outcome 4 Internal Combustion
More informationME3264: LAB 9 Gas Turbine Power System
OBJECTIVE ME3264: LAB 9 Gas Turbine Power System Professor Chih-Jen Sung Spring 2013 A fully integrated jet propulsion system will be used for the study of thermodynamic and operating principles of gas
More informationChapter 9 GAS POWER CYCLES
Thermodynamics: An Engineering Approach Seventh Edition in SI Units Yunus A. Cengel, Michael A. Boles McGraw-Hill, 2011 Chapter 9 GAS POWER CYCLES Mehmet Kanoglu University of Gaziantep Copyright The McGraw-Hill
More informationGAS POWER CYCLES. Dr Ali Jawarneh Department of Mechanical Engineering Hashemite University
Chapter 9 GAS POWER CYCLES Dr Ali Jawarneh Department of Mechanical Engineering i Hashemite University 2 Objectives Evaluate the performance of gas power cycles for which h the working fluid remains a
More informationHeat engine. Heat engine
Heat engine Device that transforms heat into work. It requires two energy reservoirs at different temperatures An energy reservoir is a part of the environment so large wrt the system that its temperature
More informationComparative Study Of Four Stroke Diesel And Petrol Engine.
Comparative Study Of Four Stroke Diesel And Petrol Engine. Aim: To study the construction and working of 4- stroke petrol / diesel engine. Theory: A machine or device which derives heat from the combustion
More informationInternal Combustion Engine
Internal Combustion Engine 1. A 9-cylinder, 4-stroke cycle, radial SI engine operates at 900rpm. Calculate: (1) How often ignition occurs, in degrees of engine rev. (2) How many power strokes per rev.
More informationUNIT 2 POWER PLANTS 2.1 INTRODUCTION 2.2 CLASSIFICATION OF IC ENGINES. Objectives. Structure. 2.1 Introduction
UNIT 2 POWER PLANTS Power Plants Structure 2.1 Introduction Objectives 2.2 Classification of IC Engines 2.3 Four Stroke Engines versus Two Stroke Engines 2.4 Working of Four Stroke Petrol Engine 2.5 Working
More informationAdditional examination-style questions
1 Figure 1 shows a remote-control camera used in space for inspecting space stations. The camera can be moved into position and rotated by firing thrusters which eject xenon gas at high speed. The camera
More informationPRACTICE EXAMINATION QUESTIONS FOR 1.6 ALKANES (includes some questions from 1.5 Introduction to Organic Chemistry)
PRACTICE EXAMINATION QUESTIONS FOR 1.6 ALKANES (includes some questions from 1.5 Introduction to Organic Chemistry) 1. (a) Name the process used to separate petroleum into fractions....... Give the molecular
More informationSHRI SHANKARACHARYA INSTITUTE OF PROFESSIONAL MANAGEMENT AND TECHNOLOGY LAB MANUAL INTERNAL COMBUSTION ENGINES MECHANICAL ENGINEERING DEPARTMENT
SHRI SHANKARACHARYA INSTITUTE OF PROFESSIONAL MANAGEMENT AND TECHNOLOGY LAB MANUAL INTERNAL COMBUSTION ENGINES MECHANICAL ENGINEERING DEPARTMENT LAB MANUAL INTERNAL COMBUSTION ENGINES 1. ) AIM : Study
More informationUNIT IV INTERNAL COMBUSTION ENGINES
UNIT IV INTERNAL COMBUSTION ENGINES Objectives After the completion of this chapter, Students 1. To know the different parts of IC engines and their functions. 2. To understand the working principle of
More informationMAHARASHTRA STATE BOARD OF TECHNICAL EDUCATION (Autonomous) Summer 15 EXAMINATION Subject Code: Model Answer Page No: 1/18
Subject Code: 708 Model Answer Page No: /8 Important Instructions to examiners: ) The answers should be examined by key words and not as word-to-word as given in the model answer scheme. ) The model answer
More informationApproved by AICTE, Government of India & affiliated to Dr. A.P.J. Abdul Kalam Technical University, Lucknow Department of Mechanical Engineering
Experiment No. - 1 Object: Study and working of four stroke petrol engine. Apparatus Required: S. No. Name of Apparatus Specifications Model of Four stroke petrol engine NA Figure 1: Working of four stroke
More informationB. Tech Degree II Semester Examination in Polymer Science and
BT PSRT 9 14 PTF 123 MECHANICAL ENGINEERING PART - A (Answer any FIVE questions) 9) (5 x 5 = 25) What are the general classification of engineering materials? Give three examples for each group. What are
More informationGas Turbine Power Plant
Gas Turbine Power Plant Dr. M. Zahurul Haq Professor Department of Mechanical Engineering Bangladesh University of Engineering & Technology (BUET) Dhaka-1000, Bangladesh zahurul@me.buet.ac.bd http://teacher.buet.ac.bd/zahurul/
More informationGas Turbine. Somsak Chaiyapinunt Alongkorn Pimpin
2145392 Gas Turbine Somsak Chaiyapinunt Alongkorn Pimpin Gas turbines, like other heat engines, achieve conversion of heat energy of a fuel into mechanical energy by carrying out a sequence of processes,
More informationIn this lecture... Gas power cycles
7 Lect-7 Gas power cycles In this lecture... he Carnot cycle and its significance Air-standard assumptions An oeriew of reciprocating engines Otto cycle: the ideal cycle for sparkignition engines Diesel
More informationDEPARTMENT OF MECHANICAL ENGINEERING Subject code: ME6601 Subject Name: DESIGN OF TRANSMISSION SYSTEMS UNIT-I DESIGN OF TRANSMISSION SYSTEMS FOR FLEXIBLE ELEMENTS 1. What is the effect of centre distance
More informationI.C ENGINES. CLASSIFICATION I.C Engines are classified according to:
I.C ENGINES An internal combustion engine is most popularly known as I.C. engine, is a heat engine which converts the heat energy released by the combustion of the fuel taking place inside the engine cylinder
More information10/29/2018. Chapter 16. Turning Moment Diagrams and Flywheel. Mohammad Suliman Abuhaiba, Ph.D., PE
1 Chapter 16 Turning Moment Diagrams and Flywheel 2 Turning moment diagram (TMD) graphical representation of turning moment or crank-effort for various positions of the crank 3 Turning Moment Diagram for
More informationη th W = Q Gas Power Cycles: Working fluid remains in the gaseous state through the cycle.
Gas Power Cycles: Gas Power Cycles: Working fluid remains in the gaseous state through the cycle. Sometimes useful to study an idealised cycle in which internal irreversibilities and complexities are
More informationINTERNAL COMBUSTION ENGINE (SKMM 4413)
INTERNAL COMBUSTION ENGINE (SKMM 4413) Dr. Mohd Farid bin Muhamad Said Room : Block P21, Level 1, Automotive Development Centre (ADC) Tel : 07-5535449 Email: mfarid@fkm.utm.my HISTORY OF ICE History of
More informationKINEMATICS OF MACHINARY UBMC302 QUESTION BANK UNIT-I BASICS OF MECHANISMS PART-A
KINEMATICS OF MACHINARY UBMC302 QUESTION BANK UNIT-I BASICS OF MECHANISMS PART-A 1. Define the term Kinematic link. 2. Classify kinematic links. 3. What is Mechanism? 4. Define the terms Kinematic pair.
More informationInvestigators: C. F. Edwards, Associate Professor, Mechanical Engineering Department; M.N. Svreck, K.-Y. Teh, Graduate Researchers
Development of Low-Irreversibility Engines Investigators: C. F. Edwards, Associate Professor, Mechanical Engineering Department; M.N. Svreck, K.-Y. Teh, Graduate Researchers This project aims to implement
More informationChapter 6. Supercharging
SHROFF S. R. ROTARY INSTITUTE OF CHEMICAL TECHNOLOGY (SRICT) DEPARTMENT OF MECHANICAL ENGINEERING. Chapter 6. Supercharging Subject: Internal Combustion Engine 1 Outline Chapter 6. Supercharging 6.1 Need
More informationHeat Exchangers (Chapter 5)
Heat Exchangers (Chapter 5) 2 Learning Outcomes (Chapter 5) Classification of heat exchangers Heat Exchanger Design Methods Overall heat transfer coefficient LMTD method ε-ntu method Heat Exchangers Pressure
More informationFuels, Combustion and Environmental Considerations in Industrial Gas Turbines - Introduction and Overview
Brian M Igoe & Michael J Welch Fuels, Combustion and Environmental Considerations in Industrial Gas Turbines - Introduction and Overview Restricted Siemens AG 20XX All rights reserved. siemens.com/answers
More informationAIRCRAFT AND AUTOMOTIVE SYSTEMS (ME110)
s School of Environment and Technology Aircraft & Automotive Systems (ME110) Division of Engineering and Product Design Semester Two Examination, June, 2010 B.ENG. HONOURS DEGREE COURSE AIRCRAFT AND AUTOMOTIVE
More informationIf you like us, please share us on social media. The latest UCD Hyperlibrary newsletter is now complete, check it out.
Sign In Forgot Password Register ashwenchan username password Sign In If you like us, please share us on social media. The latest UCD Hyperlibrary newsletter is now complete, check it out. ChemWiki BioWiki
More informationThermodynamics cycles can be classified into different categories depending on fluid used or the different processes:
Classification of thermodynamics cycles Thermodynamics cycles can be classified into different categories depending on fluid used or the different processes: Gas and vapor cycles - Gas cycle: the working
More informationCOVENANT UNIVERSITY NIGERIA TUTORIAL KIT OMEGA SEMESTER PROGRAMME: MECHANICAL ENGINEERING
COVENANT UNIVERSITY NIGERIA TUTORIAL KIT OMEGA SEMESTER PROGRAMME: MECHANICAL ENGINEERING COURSE: MCE 320 DISCLAIMER The contents of this document are intended for practice and leaning purposes at the
More informationSCHOOL OF COMPUTING, ENGINEERING AND MATHEMATICS SEMESTER 2 EXAMINATIONS 2014/2015 ME110. Aircraft and Automotive Systems
s SCHOOL OF COMPUTING, ENGINEERING AND MATHEMATICS SEMESTER EXAMINATIONS 014/015 ME110 Aircraft and Automotive Systems Time allowed: ONE hour THIRTY minutes Answer TWO questions from THREE Items permitted:
More informationMini-Lab Gas Turbine Power System TM Sample Lab Experiment Manual
Mini-Lab Gas Turbine Power System TM Sample Lab Experiment Manual Lab Session #1: System Overview and Operation Purpose: To gain an understanding of the Mini-Lab TM Gas Turbine Power System as a whole
More information16.682: Technology in Transportation - Pset #2 Issued: Wednesday, February 16th, 2011 Due: Thursday, February 24th, 2011
16.682: Technology in Transportation - set #2 Issued: Wednesday, February 16th, 2011 Due: Thursday, February 24th, 2011 Topics Covered: Thermodynamics Internal Combustion Engines Road Vehicle Engineering
More informationDevelopment of Low-Exergy-Loss, High-Efficiency Chemical Engines
Development of Low-Exergy-Loss, High-Efficiency Chemical Engines Investigators C. F., Associate Professor, Mechanical Engineering; Kwee-Yan Teh, Shannon L. Miller, Graduate Researchers Introduction The
More information2-marks question bank UNIT I - TRANSFORMERS UNIT II: AC MACHINES
2-marks question bank UNIT I - TRANSFORMERS 1. What is all day efficiency? 2. What are the applications of auto transformers? 3. Why transformer rating is expressed in KVA? 4. Does transformer draw any
More informationDesign of Plastic a Plastic Engine working on Modified Atkinson Cycle
Design of Plastic a Plastic Engine working on Modified Atkinson Cycle Arunav Banerjee 1, Sanjay Choudhary 2 arunavjoel@gmail.com, sccipet@gmail.com Abstract The reduction of cost has become a major goal
More informationSustainable Energy Mod.1: Fuel Cells & Distributed Generation Systems
Sustainable Energy Mod.1: Fuel Cells & Distributed Generation Systems Dr. Ing. Mario L. Ferrari Thermochemical Power Group (TPG) - DiMSET University of Genoa, Italy : Internal Combustion Engines (ICE)
More informationThe Internal combustion engine (Otto Cycle)
The Internal combustion engine (Otto Cycle) The Otto cycle is a set of processes used by spark ignition internal combustion engines (2-stroke or 4-stroke cycles). These engines a) ingest a mixture of fuel
More informationChapter 1 Internal Combustion Engines
Chapter 1 Internal Combustion Engines 1.1 Performance Parameters Engine performance parameters can be measured by two means; the indicator equipment or the dynamometer. The indicator system consists of
More information