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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

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]

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]

Session 11
Single line diagram/equipments [Equipments-transformer, CB, fuse etc.]
Video: https://www.youtube.com/watch?v=IgGnfBiisL0
Session 12
Relays, Relaying schemes and auxiliariesWiring Diagram
Video: https://www.youtube.com/watch?v=LAiBuu_nICI

Session 13
Layout of Sub-Station(33/11KV S/S, 220/33KV S/S)
Video: https://www.youtube.com/watch?v=04INPuv9NBI
Session 14
Indoor and outdoor busbars –– bus-bar mountings and their clearances.
Video: https://www.youtube.com/watch?v=g-mzcTsHd5s
Session 15
Designing Electrical Transmission Tower Types and Design

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]

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]

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]

Session 29
Electricity Business
Video: https://www.youtube.com/watch?v=dYvEG3uQzsQ
Session 30
Electricity Market Models
Video: https://www.youtube.com/watch?v=jsVawFbHIrw
Session 31
Power Transfer, Inter & Intra State
Video: https://www.youtube.com/watch?v=OxWXRGs_Gec&list=PLrBYJOEWy5kAI5yTyn2kxWCldNiiVG_rj&index=3
Session 32
Energy Efficiency in Grid
Video: https://www.youtube.com/watch?v=--IBz3DdVgU
Session 33
Energy conservation measures

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

Practice
Session 34
Developing Market Model for electricity trading

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

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

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]

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
On-Site Inspection

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

Notes: on-site Transformer inspection
Session 59
High Voltage Test

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

Notes: TF HV test
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.

Abinash Rath

Assistant Professor
VIEW PROFILE

I have received my B. Tech in Electrical Engineering from Government College of Engineering Keonjhar, India and M. Tech in Power Electronics Control and Drives from VSSUT, Burla, India. I am pursuing my Ph.D. in the Department of Electrical Engineering, National Institute of Technology Rourkela, India. His fields of interest include power electronic converters, shunt […]