LAXMI INSTITUTE OF TECHNOLOGY SARIGAM

COURSE FILE

Faculty Name : S.KANNAN

Subject Name : ENERGY CONSERVATION

AND AUDIT

Subject Code : 2180910

Course Name : B.E (Electrical Engineering)

Semester : VIII

Session : Dec - April 2019

DEPARTMENT OF ELECTRICAL ENGINEERING

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Institutional Vision To educate the unreached talents to beacon the nation through research and

innovative technology

Institutional Mission ● To impart seamless education to individual scholars for delivering the highest

quality professionalism and cutting edge research for the benefit of society on

a national and global scale.

● To foster and maintain mutually beneficial partnerships with our alumni,

friends, industry, and local, state, and central governments through public

services assistance and collaborative research.

● To be the centre of excellence for creating holistic citizens inculcated with

ethical, moral and social values in diverse culture of Indian environment.

Departmental Vision

To become a trailblazer in providing education and training in the field of

Electrical Engineering to the ambitious graduates to be proficient in their career.

Departmental Mission

To provide education of high global standards with the able guidance of

dedicated professionals and a state of art ambience.

To motivate the electrical engineers to focus on the eco-friendly renewable

sources of energy.

To impart quality education for enhancing opportunities.

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DEPARTMENT OF ELECTRICAL ENGINEERING

CLASS TIME-TABLE

SEM: 8th (C-251) TERM: Dec - April 2019 W.E.F: 17/12/2018

DAY↓ TIME→

08:20

to

09:10

09:10

to

10:00

10:10

to

11:00

11:00

to

11:50

12:00

to

12:50

12:50

to

01:35

Monday SUBJECT

FACULTY PSOC(PRP) ECA(SK) TCEE(SS) PSPD(BPD)

PROJ-2(PRP)1(C 249)

PSPD(BD)2(SGP LAB)

TCEE(SS)3(M/C LAB)

Tuesday SUBJECT

FACULTY PSOC(PRP) ECA(SK) TCEE(SS) PSPD(BPD)

ECA (PRP)1(C 248)

PROJ-2(VA)2(C 249)

PSPD(BD)3(SGP LAB)

Wednesday SUBJECT

FACULTY TCEE(SS) PSPD(BPD)

PSPD(BD)1(SGP LAB)

TCEE(SS)2(M/C LAB)

ECA(PRP)3(C 249)

ECA(SK) PSOC(PRP)

Thursday SUBJECT

FACULTY

TCEE(SS)1(M/C LAB)

ECA (PRP)2(C 249)

PROJ-2(BPD)3(C 248)

T&P(NK) ECA(SK) PSPD(BPD) PSOC(PRP)

Friday SUBJECT

FACULTY PROJ-2 PROJ-2 PROJ-2

Saturday SUBJECT

FACULTY PROJ-2 PROJ-2 PROJ-2

Laxmi Institute of Technology , Sarigam Approved by AICTE, New Delhi; Affiliated to Gujarat Technological University, Ahmadabad

Academic Year : 2018-2019

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SCHEME

SYLLABUS

Unit Topics Teaching

Hours

Module

Weightage

1 ENERGY AUDIT METHODOLOGY AND RECENT

TRENDS :

General Philosophy, need of Energy Audit and Management,

EC Act, Definition and Objective of Energy Management,

General Principles of Energy Management. Energy

Management Skills, Energy Management Strategy. Economics

of implementation of energy optimization projects, it’s

constraints, barriers and limitations, Financial Analysis: Simple

Payback, IRR, NPV, Discounted Cashflow;

Report-writing, preparations and presentations of energy audit

reports, Post monitoring of energy conservation projects, MIS,

Case-studies / Report studies of Energy Audits. Guidelines for

writing energy audit report, data presentation in report, findings

recommendations, impact of renewable energy on energy audit

recommendations. Instruments for Audit and Monitoring

Energy and Energy Savings, Types and Accuracy. Case studies

of implemented energy cost optimization projects in electrical

utilities as well as thermal utilities.

11 25-30%

2 ELECTRICAL DISTRIBUTION AND UTILIZATION:

Electrical Systems, Transformers loss reductions, parallel

operations, T & D losses, P.F. improvements, Demand Side

management (DSM), Load Management, Harmonics & its

improvements Energy efficient motors and Soft starters,

Automatic power factor Controllers, Variable speed drivers,

Electronic Lighting ballasts for Lighting, LED Lighting, Trends

and Approaches. Study of 4 to 6 cases of Electrical Energy audit

and management (Power factor improvement, Electric motors,

Fans and blowers, Cooling Towers, Industrial/Commercial

Lighting system, etc.)

11 25-30%

3 THERMAL SYSTEMS:

Boilers- performance evaluation, Loss analysis, Water treatment

and its impact on boiler losses, integration of different systems

in boiler operation. Advances in boiler technologies, FBC and

PFBC boilers, Heat recovery Boilers- it’s limitations and

10 20-25%

Semester Course Title Course

Code

Credits Theory Paper

L T P C

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ENERGY

CONSERVATION

AND AUDIT

2180910 3 0 2 5 70

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constraints. Furnaces- Types and classifications, applications,

economics and quality aspects, heat distributions, draft controls,

waste heat recovering options, Furnaces refractory- types and

sections. Thermic Fluid heaters, need and applications, Heat

recovery and its limitations. Insulators- Hot and Cold

applications, Economic thickness of insulation, Heat saving and

application criteria. Steam Utilization Properties, steam

distribution and losses, steam trapping, Condensate, Flash steam

recovery.

4 SYSTEM AUDIT OF MECHANICAL UTILITIES:

Pumps, types and application, unit’s assessment, improvement

option, parallel and series operating pump performance. Energy

Saving in Pumps & Pumping Systems. Bloomers (Blowers)

types & application, its performance assessment, series &

parallel operation applications & advantages. Energy Saving in

Blowers Compressors, types & applications, specific power

consumption, compressed air system,& economic of system

changes. Energy Saving in Compressors & Compressed Air

Systems Cooling towers, its types and performance assessment

& limitations, water loss in cooling tower. Energy Saving in

Cooling Towers .Study of 4 to 6 Cases of Energy Audit &

Management in Industries (Boilers, Steam System, Furnaces,

Insulation and Refractory, Refrigeration and Air conditioning,

Cogeneration, Waste Heat recovery etc.)Study of Energy Audit

reports for various Industries and Organizations

10 20-25%

List of Reference Books

S.No Book Title Author Publication Year

1 Energy Management Handbook W.C. Turner John Wiley and

Sons Inc. 2007

2 Handbook of Energy Audits Albert

Thumann, Terry

Niehus, William

J. Younger

CRC Press 2012

3 Industrial Energy Management and

Utilization

L.C. Witte, P.S.

Schmidt, D.R.

Brown,

Hemisphere

Publication,

Washington

1988

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LAXMI INSTITUTE OF TECHNOLOGY SARIGAM

Department of Electrical Engineering Academic Year : 2018 -2019

ASSIGNMENT – I

Name of the Subject: Energy Conservation, and Audit Date: 02.01.2019

Subject Code : 2180910

S. No Question Remarks

1. Case study of implemented energy cost optimization projects in

electrical utilities.

Min 2

2. Case study of implemented energy cost optimization projects in

thermal utilities.

Min 2

Date of Submission: 23.01.2019

Name & Sign of Subject In-charge : S.Kannan

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Laxmi Institute of Technology , Sarigam Approved by AICTE, New Delhi; Affiliated to Gujarat Technological University, Ahmadabad

QUESTION BANK

CHAPTER 1 1. Discuss the main objectives of Energy Conservation.

2. Explain the purpose of Energy Audit and Methodology adopted for audit system.

3. Explain various energy conservation measures in process industries.

4. How Bureau of energy efficiency (BEE) facilitates energy efficiency programs

in India?

5. Explain energy conservation and energy conservation opportunities.

6. Discuss in brief energy conservation act 2001 and its features.

7. Explain energy conservation opportunity in Industrial sector.

8. How is the energy cost reduced by energy conservation?

9. What is the significance of energy audit? and explain the different methods of

energy audit.

10. Describe the role of instrumentation in energy conservation.

11. What are the applications of total energy system and explain their merits and

demerits?

12. What are the steps involved in energy management system?

13. Explain three major energy audit stages in details

14. What are the potential area for Electrical energy conservation.

15. Classify the energy audit & explain the three phases of detailed energy audit.

16. Explain in detail about energy management strategies for industry.

17. Explain the ten step methodology for detailed energy audit.

18. Explain Immediate-term, Medium-term and long –term strategies used for

energy to be available for future use.

CHAPTER 2 1. Explain in detail about energy efficient motors and their efficiency

determination.

2. Describe the energy management opportunities in electrical heating and lighting

system

3. Explain how the energy audit can be carried out in fan, light, motors and cables.

4. What is energy efficient motors? And how to determine the motor efficiency?

5. Discuss different renewable sources of energy with special reference the Indian

context.

6. Explain in detail about Electrical energy management in residential buildings.

7. Explain in detail about electricity saving techniques by category of end use.

8. Explain Reactive power, Active power, Time of the day (TOD) tariff, Contract

demand and Maximum demand with respect to electricity.

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CHAPTER 3 1. Explain the methodology of upgrading Boiler performance.

2. Explain how the energy conservation can be carried out in compressor.

3. What are the losses in boiler? How to calculate the different losses in boiler?

4. Explain the various energy conversation measures in thermal power plant.

5. Discuss the method of improving the efficiency of High pressure boilers.

CHAPTER 4 1. Explain in detail about performance parameters of cogeneration systems.

2. State the different energy saving tips in pump.

3. State the different energy saving tips in fan & compressors.

4. Explain in detail about classification of waste heat recovery systems.

5. Explain Power factor, Load factor, calorific value, latent heat of vaporization and

humidity.

6. Explain a) Plant energy performance b) Production factor c) Reference year

equivalent energy use.

7. Explain performance assessment of steam traps

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