Name of the University : Mahatma Gandhi University
Department : Production Engineering
Subject Code/Name : PE 010 706L05/Plant Engineering And Maintenance
Sem : VII
Website : mgu.ac.in
Document Type : Model Question Paper
Download Model/Sample Question Paper : https://www.pdfquestion.in/uploads/mgu.ac.in/5101-010706L05.pdf
Plant Engineering & Maintenance Questions :
B.TECH Degree Examination, December 2013
Seventh Semester :
Branch: Production Engineering
Related / Similar Question Paper : MGU B.Tech Theory of Metal Forming Question Paper
PE 010 706L05- Plant Engineering And Maintenance (PE)
MODEL QUESTION PAPER
(Regular-New Scheme -2010 Admission onwards )
Time: Three Hours
Maximum: 100 Marks
Part A :
Answer all questions. :
Each question carries 3 marks. :
1. Discuss the objectives of preventive maintenance.
2. Explain the effect of wear on performance of machine parts.
3. How do you calculate parallel system reliability ?
4. Discuss the major causes of accidents in industries.
5. Define reliability centered maintenance. 5×3 = 15 marks
Part B :
Answer all questions. :
Each question carries 5 marks. :
6. Discuss the role of inspection in reducing breakdown.
7. Describe the various factors influencing wear.
8. Distinguish between chance failure and wear out failure.
9. Explain the term Total Productive Maintenance.
10. What are the common safety measures used in an industry ? ( 5×5 = 25 marks)
Part C :
Answer all questions. :
Each question carries 12 marks.
11. Explain the concept of preventive maintenance. How does it differ from periodic maintenance ?
OR
12. a. Explain the terms failure rate, MTBF, and MTTR.
b. Describe the failure modes of components with respect to common life characteristic curve.
13. a. What are the different wear mechanisms ? Explain.
b. State and explain Archard’s wear equation. What do you mean by the term wear rate ?
OR
14. a. Explain different methods employed to improve wear resistance of machine parts.
b. Distinguish between fretting and corrosion.
15. a. Distinguish between group replacement and individual replacement.
b. The following failure rate have been observed for a certain type of bench lamps.
Months : 1 2 3 4 5 6 7 8
Probability of failure during the month 0.05 0.08 0.12 0.18 0.25 0.20 0.08 0.04
The cost of replacing an individual failed lamp is Rs. 40. The decision is made to replace all lamps simultaneously at fixed intervals and also to replace individual lamps as they fail in service. If the cost of replacement is Rs. 9 per lamp, what is the best interval between group replacements?
OR
16. a. Describe the maintenance cost estimating techniques.
b. What is MAPI method ?
17 a. How does variability of performance affects the reliability and maintainability of a system.
b. Discuss the various design factors which affects the reliability and maintainability of a system.
OR
18. a. Distinguish between economic life and useful life of an equipment.
b. Explain the term Overall Equipment effectiveness (OEE).
19. a. Discuss the legal provisions existing for safety in industries.
b. Write short note on:
i. Accident proneness
ii. Fire protection
OR
20. a. Discuss the harmful effects of industrial waste.
b. What is air pollution? Name various sources of air pollution. 12×5 = 60 marks
Syllabus :
PE 010 706L05 Plant Engineering and Maintenance
Objectives :
The course is designed to develop an understanding of maintenance tools and techniques in the new industrial world.
Module 1 : (12 hours)
Fundamentals of plant engineering – Plant facilities – Layout of facilities, basic amenities etc. Types of maintenance- breakdown, preventive, periodic or predictive, condition based maintenance- deterioration and failure analysis- planning, scheduling, and controlling of maintenance work- organization for maintenance.
Module 2 : (12 hours)
Wear : Sliding wear tests – Archard wear equation – unlubricated wear of metals – wear regime maps for metals – mechanism of sliding wear of metals : plasticity dominated wear,Oxidative wear – lubricated wear of metals – fretting wear of metals – wear of ceramics and polymers.
Module 3 : (12 hours)
Reliability : concept and definition-chance failure and wear out failure -application of stochastic model for reliability studies- reliability of series, parallel and stand by systemsestimation of parameters of failure distribution- maintainability and availability.
Replacement : causes of deterioration and obsolescence- sudden and gradual obsolescence and deterioration- economic analysis- MAPI method- simple problems.
Module 4 : (12 hours)
Condition based maintenance using Vibration Signature, SOAP, ferrography, hot ferrography, Infra Red Camera, fluorescent dye, Particle Analyzers and other diagnostic techniques.
Reliability Centered Maintenance- Total Productive Maintenance- Tero-technology and its influence on plant engineering and maintenance. Overall equipment effectiveness (OEE) – Reliability Availability and Maintainability analysis (RAM).
Module 5 : (12 hours)
Safety management : fire protection and prevention – safety against mechanical hazards, chemical hazards- accident prevention program- Industrial noise – Pollution control- Waste disposal – Recycling of waste – Energy conservation, management and audit – legal provisions for safety in industry.