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Domain Track: Operation and Maintenance of Electrical Grid System & Transformers

Domain Track: Operation and Maintenance of Electrical Grid System & Transformers

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Swakantik Mishra

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Domain Track Title :

Operation and Maintenance of Electrical Grid System & Transformers

Track Total Credits:

Theory+Practice+Project: [6+14+4] (24)

Courses Division:

1. Introduction, Power Scenario, Power Quality & Fault clearance, [1-1-0]

2. Switchyard & substation Networks: O & M [1-2-0]

3. Protection scheme & Switchgear, [1-2-0]

4. Cable system: Selection, Maintenance & Testing, [1-2-0]

5. Power Markets, [1-0-0]

6. Grid Safety, [0-2-0]

7. Transformer Manufacturing, [1-5-0]

8. Project, [0-0-4]

Domain Track Objectives:

To create technically trained manpower readily available for recruitment to the power/energy companies & Transformer Manufacturing firms in Electrical Sector.

Domain Track Learning Outcomes:

• Product: Manufacturing of commercially used distribution transformer

• Hands-on experence in Operation and maintenace procedures carried out on T & D system & apparatus

• Hands-on experence in real time testing of T & D system & apparatus

• Hands-on experence in Transformer Maintenance & Testing

COs Course outcomes Mapping COs with Pos

(High-3, Medium-2, Low-1)

CO1 basic understanding of the various components of the power system (Grid) PO1(3)
CO2 Manufacturing of commercially used distribution transformer PO3(3)
CO3 Operation and maintenance procedures carried out on T & D  system & apparatus PO7(2)

Domain Syllabus:

1.Genertation, Transmission & Distribution scenario in India, Power Quality by Quick Clearance of Fault. [1-1-0],

2. Switchyard/Substation Types, Operations & Maintenace of OH system [1-2-0],

3. CT & PTs, Local & Back-up Protection. Protection Schemes, New Generation Relays, Different types of indoor and outdoor Circuit breakers, Breaker Maintenance, Lightening Arrestors/Surge Arrestors, Isolators And Insulators, Grounding system, Auxiliary System in Switchyard/Substation [1-2-0]

4. Modern trends in Underground Cabling: Selection, Operations Maintenece,Condition monitoring, Materials Used in Cables, Conductors, Testing and Commissioning of cables, [1-2-0],

5. Power System Market, Markets For Electrical Energy, Energy Conservation [1-0-0]

6. GRID Safety Norms,Safety and first aid Requirements, Hazards, Electrical Accidents and prevention, Electricity Costing & Audit, [0-2-0],

7. Basic principles of transformer, Inner & Outer Part of Transformer, Manufacturing of Transformer, Transformer Test, Conditions leading to faults in distribution Transformer, Maintenance of transformer, [1-5-0]

Session Plan for the Entire Domain:

Course 1: Generation, Transmission & Distribution scenario in India

[Interactive + Modeling], [1-1-0], [22 Hrs]

Syllabus

Theory: Types of generation: Conventional and Non-conventional, Thermal Power Plant, Hydro Power Plant, Gas Power Plant, Nuclear Power Plant, Co-generation Various sources Non-conventional Energy Source, Role of computers in distribution system planning-Load modeling, characteristics: definition of basic terms and loss factor, Classification of loads and their characteristics, Distribution Feeders and Substations: Design consideration of Distribution feeders: Radial and loop types of primary feeders, voltage levels, and feeder-loading.

Practice: Load Modeling, Substation Modeling

 

Session 1
Types of generation: Conventional and Non-conventional,

Session1_notes
Video: https://www.youtube.com/watch?v=Z1X9M8x6sLo

Session 2
Thermal Power Plant, Hydro Power Plant,

session2_notes
Video: https://www.youtube.com/watch?v=LPtSskTnQN8

Session 3
Gas Power Plant, Nuclear Power Plant,

session3_notes
Video: https://www.youtube.com/watch?v=9q7_n2E32_g
Session 4
Co-generation Various sources Non-conventional Energy Sources.

session4_notes
Video: "https://www.youtube.com/watch?v=2mw2h7FMPh8"
Session 5
Role of computers in distribution system planning-Load modeling

session5_notes
Video: https://www.youtube.com/watch?v=-ZBNNcczmDM
Session 6
characteristics: definition of basic terms and loss factor ,

session6_notes

Video: https://www.youtube.com/watch?v=hmKMq360w70

Session 7
Classification of loads and their characteristics.

session7_notes
Video: https://www.youtube.com/watch?v=STpD8X5J4-g
Session 8
Distribution Feeders and Substations: Design consideration of Distribution feeders: Radial and loop types of primary feeders, voltage levels, and feeder-loading.

session8_notes

Video: https://www.youtube.com/watch?v=DTBU-zEi9sY

Practice
Session 9

session9_notes
Load Modeling
Session 10

session10_notes
Substation Modeling

assignment

question bank

Course 2: Switchyard/Substation Types, O&M of OH Lines and Towers

[Lab Practice in Own Distribution Network, Modeling], [1-2-0], [34 Hrs]

Substation: Types of Sub Stations, Classification, Single Line Diagram of an Electrical Substation, Selection and location of a site for an Electrical Substation, Relays: Relays, Relaying schemes and auxiliaries Wiring Diagram, Layout of Substation 33/11 KV design, Indoor and outdoor busbars –– bus-bar mountings and their clearances, Designing Electrical Transmission Tower Types and Design.

Session 11
Single line diagram/equipments [Equipments-transformer, CB, fuse etc.]

Substation
Video: https://www.youtube.com/watch?v=IgGnfBiisL0
Session 12
Relays, Relaying schemes and auxiliariesWiring Diagram

SOLID STATE RELAYS
Video: https://www.youtube.com/watch?v=LAiBuu_nICI

Session 13
Layout of Sub-Station(33/11KV S/S, 220/33KV S/S)

Electrical Substations
Video: https://www.youtube.com/watch?v=04INPuv9NBI
Session 14
Indoor and outdoor busbars –– bus-bar mountings and their clearances.

BusbarSystem
Video: https://www.youtube.com/watch?v=g-mzcTsHd5s
Session 15
Designing Electrical Transmission Tower Types and Design

TransmissionTowerStructure

Video: https://www.youtube.com/watch?v=eb-K87Xq6BM

Practice
Session 16
Design 33/11 KV substation
Session 17
Single Line layout of substation

Course 3: System Protection & Auxiliaries

[Field Visit+ Lab Practice in Own Distribution Network] [1-2-0] [34 Hrs]

Syllabus

Theory: CT & PTs, Local &p; Back-up Protection. Protection Schemes,

New Generation Relays, Different types of indoor and outdoor CB, Breaker Maintenance, Lightening Arrestors/Surge Arrestors, Isolators And Insulators, Grounding system, Auxiliary System in Switchyard/Substation.

Practice: Design Over current Protection for sub-station Feeder, Measuring Earth Insulation Resistance

Session 18
CT & PTs, Local &p; Back-up Protection. Protection Schemes,

session1_notes_Domain_session_18
Video: https://www.youtube.com/watch?v=tXRf1Rxal9k
Session 19
New Generation Relays, Different types of indoor and outdoor CB, Breaker Maintenance,

session2_notes_Domain_session_19
Video: https://www.youtube.com/watch?v=PDwtmQJnp18

Session 20
Lightening Arrestors/Surge Arrestors, Isolators And Insulators,

session3_notes_domain_session_20
Video: https://www.youtube.com/watch?v=5DnMjWlGhD8
Session 21
Grounding system, Auxiliary System in Switchyard/Substation

session4_notes_Domain_session_21

Video: https://www.youtube.com/watch?v=zLW_7TPf310

Practice
Session 22
Design Over current Protection for sub-station Feeder.

session5_notes_Domain_session_22
Session 23
Measuring Earth Insulation Resistance

session6_notes_Domain_session_23

assignment

question bank

Course 4: Cables in Electrical System

[Visit to Standard Testing Lab, Workshop Practice, & Maintenance],

[1-2-0], [34 Hrs]

Syllabus:

Theory

Modern trends in Underground Cabling Basic Concepts, Selection of Cable, Materials Used in Cables, Conductors, Testing and Commissioning of cables

Practice

Insulation Resistance Test of Cable, Cable Jointing

Session24
Modern trends in Underground Cabling Basic Concepts,
Video: https://www.youtube.com/watch?v=nBh1Hy1bt0w

Notes- Cable basics
Session 25
Selection of Cable, Materials Used in Cables, Conductors,
Video: https://www.youtube.com/watch?v=gtAaZ2hFYTA

Notes-Selection of Cable, Materials Used in Cables, Conductors

Session 26
Testing and Commissioning of cables,

Video: https://www.youtube.com/watch?v=Od0k9nqtoCM

Notes- Testing and Commissioning of cables

Practice
Session 27
IR Test of Cable

Video Link- https://www.youtube.com/watch?v=wdYEiirkCws

Notes-IR Test of Cable
Session 28
Cable Jointing

Video Link- https://www.youtube.com/watch?v=KKaZ22DmzWQ

Notes-cable joint

Assignments

Assignment 1 CTS

Assignment 2 CTS

Question bank cts

Course 5: Power System Market, Markets For Electrical Energy, Energy Conservation

[Interactive], [1-0-0] [10 Hrs]

Electricity Business, Electricity Market Models, Power Transfer, Inter & Intra State, Energy Efficiency in Grid, Energy conservation measures, Developing Market Model for electricity trading.

Session 29
Electricity Business

Electricity Business
Video: https://www.youtube.com/watch?v=dYvEG3uQzsQ
Session 30
Electricity Market Models

Electricity Market Models
Video: https://www.youtube.com/watch?v=jsVawFbHIrw
Session 31
Power Transfer, Inter & Intra State

Power Transfer

Video: https://www.youtube.com/watch?v=OxWXRGs_Gec&list=PLrBYJOEWy5kAI5yTyn2kxWCldNiiVG_rj&index=3
Session 32
Energy Efficiency in Grid

Energy Efficiency in Grid
Video: https://www.youtube.com/watch?v=--IBz3DdVgU
Session 33
Energy conservation measures

Energy Conservation

Video: https://www.youtube.com/watch?v=v2XEpqyVMjo

Practice
Session 34
Developing Market Model for electricity trading

Electricity Trading

https://www.youtube.com/watch?v=PeUvr_vbPqE

Course 6: GRID Safety Norms, Electrical Accidents and prevention, Electricity Costing & Audit,

[Field Survey], [0-2-0], [24 Hrs]

Syllabus:

Theory: Safety Requirement, Hazards, Electrical Accidents and prevention, First Aid, Safety : Safety Philosophy, Safety Procedures, GRID Safety Norms, Procedures for issuing L.C.P. and cancellation, Maintenance of Safety records., First Aid : Places of Potential Hazards, Electric Shock Treatment, Artificial Respiration, Handling Emergency Conditions, Treatment of Wounds, Injuries & Burns., Fire Fighting: Causes of Fire, Fire Extinction, Classification of Fires, Fire Fighting, Equipment: their operation – maintenance & refilling, Fire prevention.

Practice: Energy Audit, Hazard Analysis & Mitigation

Session 35
Safety Requirement, Hazards, Electrical Accidents and prevention, First Aid

session1_notes_Domain_session35
Video: https://www.youtube.com/watch?v=S7plaZakGWM
Session 36
Safety : Safety Philosophy, Safety Procedures, GRID Safety Norms, Procedures for issuing L.C.P. and cancellation, Maintenance of Safety records.

session2_notes_Domain_session36
Video: https://www.youtube.com/watch?v=2nZ9lS6VHFU
Session 37
First Aid : Places of Potential Hazards, Electric Shock Treatment, Artificial Respiration, Handling Emergency Conditions, Treatment of Wounds, Injuries & Burns.

session3_notes_Domain_session37
Video: https://www.youtube.com/watch?v=6rZcQTbOfLM
Session 38
Fire Fighting: Causes of Fire, Fire Extinction, Classification of Fires, Fire Fighting, Equipment: their operation – maintenance & refilling, Fire prevention.

session4_notes_Domain_session38
Video: https://www.youtube.com/watch?v=myq7NBgsMD0
Session 39
Energy Audit.

session5_notes_Domain_session39

Video: https://www.youtube.com/watch?v=lUojO1HvC8c

Practice
Session 40
Hazard Analysis & Mitigation

session6_notes_Domain_session40

assignment

question bank

Course 7: Principles, Manufacturing & Testing of Transformer

[DS Tools, Workshop Practice], [1-5-0], [70 Hrs]

Syllabus:

Inner & Outer Part of Transformer, Manufacturing of Transformer, Transformer Test, Conditions leading to faults in Transformer, Maintenance of transformer, Fault Finding & Corrective action

Transformer Designing:

Catia Hands-on, Dymola Hands-on

Different Tests of Transformer

Insulation Resistance (IR) Test of Transformer, Winding Resistance Test, Ratio Test, Break Down Voltage (BDV) Test, High Voltage Test

Session 41
Inner & Outer Part of Transformer,
Video: https://www.youtube.com/watch?v=94WvB9Gx5_Q

Notes: Maintenance of Transformers
Session 42
Manufacturing of Transformer,
Video: https://www.youtube.com/watch?v=unQr9SN2mUM

Notes: Transformer MFG
Session 43
Transformer Test,
Video: https://www.youtube.com/watch?v=R7gtH0iMea4

Notes: Transformer tests
Session 44
Conditions leading to faults in Transformer,
Video: https://www.youtube.com/watch?v=Dw0ioNJOtDg

Notes: transformer-failure
Session 45
Maintenance of transformer

Video:   https://www.youtube.com/watch?v=qyNy64PqwBI

Notes: power transformer - maintenance schedule

Practice
Session 46
Transformer Manufacturing

Video: https://www.youtube.com/watch?v=Za6hZSjSjBg

Notes: Transformer MFG
Session 47
Transformer Testing

Video: https://www.youtube.com/watch?v=hbX2exmsJYE

Notes:Transformer tests
Session 48
Fault Finding & Corrective action

https://www.youtube.com/watch?v=_I247fdPwb4

Notes: Fault finding and Corrective action

Session 49
Catia Hands-on

Video: https://www.youtube.com/watch?v=R8YEA4e9hm4&list=PLkMYhICFMsGbYCvbGrrygtqGiBGguIzbf

Notes-Catia Hands on

Session 50
Catia Hands-on

Video: https://www.youtube.com/watch?v=R8YEA4e9hm4&list=PLkMYhICFMsGbYCvbGrrygtqGiBGguIzbf

Notes- Catia Hands on

Session 51
Dymola Hands-on
Video:https://www.youtube.com/watch?v=FN8LlnTwzVE&list=PLVewF7L-CjSHJ_krhbRFgygQA6sJiLpkB

Notes- Dymola Hands on
Session 52
Dymola Hands-on

Video:https://www.youtube.com/watch?v=FN8LlnTwzVE&list=PLVewF7L-CjSHJ_krhbRFgygQA6sJiLpkB

Notes- Dymola Hands on
Session 53
Digital Design of Transformer by Gate Process: Links to Project

Video: https://www.youtube.com/watch?v=U8MzjXZt0tM

Notes: Digital Design of Transformer by Gate Process
Session 54
IR Test of Transformer

Video: https://www.youtube.com/watch?v=5TcLR9AfdHU

Notes- IR test of tf
Session 55
Winding Resistance Test

Video: https://www.youtube.com/watch?v=sVskjAnKL2U

Notes: Winding Resistance Test
Session 56
Ratio Test

Video- https://www.youtube.com/watch?v=VYJNgnJhWhU

Notes- Ratio Test
Session 57
BDV Test

Video: https://www.youtube.com/watch?v=YTp-SjvaA5Q

Notes: BDV

Session 58
High Voltage Test

Video: https://www.youtube.com/watch?v=xs2i7kPLq0A

Notes: TF HV test

Session 59
On-Site Inspection

Video: https://www.youtube.com/watch?v=DVZyC03Hens

Notes: on-site Transformer inspection

Session 60
Wrap-up

Assignments

Assignment 1 TF

Assignment 2 TF

Question bank TF

List of Projects/products to be done in domain by Gate Process:

1. Substation layout & Placement of equipment.

2. Protection System of 33/11/0.4 KV substation.

3. O & M of distribution substation.

4. Energy Aduit

5. Safety Practice.

6.Transformer Manufacturing & Testing.

Gate Process to be Followed in each Project Work:

Stage 0: Order Specification/Idea/Discovery
Stage 1: Scope
Stage 2: Business plan concept
Stage 3: Development
Stage 4: Testing and validation
Stage 5: Launch and implementation

Our Main Teachers

Swakantik Mishra is serving as a faculty in Electrical & Electronics Department, He is having 10+ years of experences in Power/Energy Industry & Education sector. He holds a master’s & bachelor’s degree in electrical engineering, He is also a management graduate in Operations & HR area.

Dr. Abinash Rath

Assistant Professor
VIEW PROFILE

I hold a B.Tech in Electrical Engineering from Government College of Engineering, Keonjhar, India, followed by an M.Tech in Power Electronics Control and Drives from Veer Surendra Sai University of Technology, Burla, India. Subsequently, I completed my Ph.D. in the Department of Electrical Engineering at the National Institute of Technology, Rourkela, India. My research interests […]