Electrical Course 2012prolifictraining.com/Electrical Course 2012.pdf · Electrical Technologies...
Transcript of Electrical Course 2012prolifictraining.com/Electrical Course 2012.pdf · Electrical Technologies...
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Electrical Technologies
Course Duration Page No
E001 AC Drive Allen Bradley, Siemens, Schneider, GE Fanuc, Mitsubishi, Yaskawa, ABB
02 4
E002 Motor Management & VFD 05 5
E003 Basic Electrical Systems and Electrical Safety 03 7
E004 Modern Electrical Power System 02 8
E005 Power Quality Analysis and Analyzers 02 9
E006 Single Line Diagram & Troubleshooting Control Circuit 02 10
E007 Developing an Effective Safety Culture 02 11
E008 Electrical Installation & Maintenance 02 12
E009 Electrical Maintenance, Testing, Inspection and Risk Assessment 02 13
E010 Relay Setting and Co‐ordination 02 14
E011 L V Switchgears 02 14
E012 Logic Building Using Contactors and Relays 02 15
E013 Transformer 02 15
E014 Electrical Losses 02 16
E015 Electrical Safety 02 16
DipIE Certified Diploma in Industrial Electrician 30 17
E001 : Drives ‐ Advance Allen Bradley / Schneider / Yaskawa / Siemens / ABB / Delta Objective Participants will be able to select, program, install and maintain drives to suit their application.
Topic Mode
Introduction to AC Drives Practical – Drives setup
Selection criteria of the drives for particular application Speed /Torque Characteristic Frequency converter techniques. Control techniques of AC drives
Presentation
Configuration of different motor parameter for drives Speed and torque control Types of braking Ramp selection Jog/inch selection Flux optimization No. Of poles Load equalization Selection of slip & skip frequencies Preset speed selection RPM etc.
Practical – Drives setup
Remote and Local operation of Variable Speed Drives Practical – Drives setup
Communication with PLCs Practical – Drives setup
Study of different operational methods PWM method Flux vector control Vector voltage control
Direct torque control etc. on which Variable Speed Drives work
Practical – Drives setup
Troubleshooting Practical – Drives setup
Case study and different applications of Drives in the industry Practical – Drives setup
E002: Motor Management & VFD Days 05 COURSE OVERVIEW Motor Management This course is designed to enable participants to: This valuable workshop will cover technical and policy /procedure topics related to management of motor systems including: Evaluation and selection of optimum motors for specific applications. Identify the components and principles of operation for the major types of motors Development and use of motor repair and rewind guidelines. Electric power system and management of power transmission and driven loads in relation to motor Operation and use. Measure winding insulation resistance Measure winding resistance in motors Remove end bells, rotor, and bearings from an motor Inspect and clean end bells and rotors Reinstall bearings Reassemble an motor as well as perform operational tests on it
COURSE OVERVIEW VFD Properly Matching A Drive to A Machine Choosing the Correct Motor Choosing the Best Type of Variable Frequency Drive (VFD) Identify & Correct Drive System Problems Identify & Test Major Drive Components Perform Start‐Up of an AC Drive Program & Adjust the Drive for Desired Operation
INTRODUCTION Evolution of VFD Control Modern Types of Variable Frequency Drives (VFD)
Mechanical Theory Horsepower Defined Torque Defined Example Horsepower and Torque Calculations Common Types of Mechanical Loads Characteristics of Variable Torque and Constant Torque Loads
Basic VFD Electricity Theory Electrical/Hydraulic Circuit Analogy Resistance, Voltage, and Current Defined
PWM AC VFDs Common Types of PWM Drives Examination of the Main Power Circuit Electronic Component Identification The PWM Wave Form Voltage and Frequency Relationships and Effects on Motor Performance Control of Drive System Torque and Horsepower Output Torque Output Comparisons of AC Drives VS. Conventional Means of Speed Control Standing Wave (Reflective Wave) Phenomena on Motor Cables Disassembly of an AC Drive Component Identification Various Designs of Drives Reassemble, Test, Start‐Up of AC Drive With Proper Techniques Hands‐On Programming and Operation of an AC Drive and Motor Adjust Minimum and Maximum Speed Reset Drive to Factory Defaults Adjusting Torque Output General Drive Programming Methods of Speed and Torque Control
VFD Applications Methods of Proper Drive Selection Multi‐Motor Drive Systems with Example Problem Using VFDs to Eliminate Geared Speed Reducers Effects of AC Drives on Geared Speed Reducers Replacing Mechanical Speed Changers with VFDs
Basic Electrical Systems and Electrical Safety Basic Electricity
o Capacitors and Inductors o Conductors and Insulators o Electrical Terms and Definition o Ohm’s Law, Series and Parallel connection o AC and DC Principles o Reading Electrical diagrams
Cables and Wiring o Types of Cables and wiring o Termination and jointing of cables o Working with Site Plans and Symbols o Lighting circuits o Use of Conventional chokes & Electronic chokes in tube light circuits
Measuring Instruments o Using: Multimeter, Meger, Energy meter, CT’s
L. V. Switchgear o Knowledge on Push Buttons, Limit switches, Contactors, Bi metal Relays, Fuses, MCB, ELCB.
Magnetism and Electro magnetism, Single phase and polyphase system Introduction to transformers Introduction to motors Electrical Safety
o Electrical hazards & Control o Common cause of electrical accidents o Electrical fires and prevention measures o Earthing o Lighting and Serge protection o Standards of Electrical Safety o Selection of Electrical equipment for hazardous area o Preventive maintenance
Modern Electrical Power System Course Contents Generation Fundamentals
How electricity is generated 3‐Phase generation Stator, Rotor and Exciter Prime movers (Coal, Hydro, Nuclear, other)
Substation Overview Major equipment (Transformers, circuit breakers, regulators, air switches) Buswork and air switches Control building and battery backup control power
Transmission Overview Types of structures Configurations Characteristics
Distribution Facilities Overview Common voltages Radial system Typical distribution equipment
Telecommunications Overview Control centers and remote terminal units Types of communications systems (fiber, microwave, power line carrier, etc.)
Electricity Single and Three Phase Connections Voltage and Current equations Power Factor Transformers and Regulators Circuit Breakers and Reclosers Capacitors, Inductors and Lightning Arresters Control Building equipment Conductors and Insulators Transmission Lines Distribution Facilities Service Entrance Equipment Metering Protective Relays Synchronization
Normal System Operations Basics Emergency System Operations Basics Generator Balance and Demand Curves
Power Quality Analysis and Analyzers Power Quality: Definitions, power factor, reactive power for pure sine wave systems, distorted waveforms, factors defining power quality, factors affecting power quality, Load balancing techniques. Basics of electrical technology. Types of electrical loads. Concept of linear and non‐linear loads. Reactive power significance on source and system losses. Reasons of waveform distortions. Factors defining power quality. Load Balancing techniques.
Harmonics: sources of generation of harmonics, measurement principles, analytical and experimental evaluation, harmonic analyzer, problems, solutions and practical examples. Harmonics definition , Visual understanding , Sources of harmonics. Measurement techniques. Theoretical analysis of a new project. Harmonic analysers, types, accessories, features. Effects of harmonics on power system components. Mitigation techniques. Harmonic Filters, types, designs, application.
Principles of power measurement in sinusoidal and non sinusoidal waveforms. Concept of fundamental power and total power. Power factor and Deviation Power Factor. Effect on source.
Different connections of CT and PT Used for power measurement. Safety precautions in power measurement Physical connections of CT & PT. CT ratios, PT ratios, identification, connections. Safety precautions. Analysis of data collected. Data Presentation. Inferences.
Single phase and three phase power measurement. Power quality issues in power measurement. Power quality analysis using PQ analyser (If available at the training place) Power measurement for multiple loads. Single phase loads, balanced and unbalanced loads. Three phase balanced loads. Actual analysis.
Single Line Diagram & Troubleshooting Control Circuit.
Course Contents Electrical Symbols
Review of standard symbols, and Symbol identification and meaning
Basic layout Familiarization with the layout of different schematics and one line diagrams
Elementary Electrical Diagrams What are schematics used for and why are they necessary DC voltage schematic
o Introduction, familiarization and review of: Series circuit, Parallel Circuit and Series / Parallel circuit
Single‐Line Diagram o Purpose of a single line, o Equipment identification, and o Hazardous energy control.
AC voltage schematic o Equipment identification, and o Trouble shooting and fault finding.
Developing and Maintaining a single line diagram o Site familiarization, o Equipment identification and inventory, o Nomenclature verification, o Preparing a block diagram, o Interconnecting the equipment, o Verification of accuracy, and o Practical exercise
Troubleshooting using electrical schematic o Effective trouble shooting approach o Evaluating and assessing the fault o Mapping a solution o Identifying the hazards
Case study o Create a block map of the installed equipment o Transfer the information to the one line diagram o Verify electrical prints and make changes to existing diagrams o Create and maintain regulatory compliant electrical diagrams o Question and Answer Session
Developing an Effective Safety Culture What is Safety Policy? Inclusion of company's goals and objectives about safety & health in the safety policy Effective communication of safety policy to all employees
The Concept "A Corporate Safety Culture" Electrical hazards Introduction to Electrical Hazards & Control Common cause of electrical accidents Electrical fires and prevention measures Earthing Lighting and Serge protection Selection of Electrical equipment for hazardous area
Controlling the risks Eliminate the hazard Isolation of the hazards Use administrative controls Use of personal protective equipment
Managing injuries First aid, Identification, assessment and control Maintenance and inspection, Accident investigation
Safety Organization Devising safety organization with well documented responsibilities Creating awareness of the safety organization amongst staff/employees
HSE Management Identification, assessment and control of all workplace hazards and risks Active involvement in safety & health matters with managers, supervisors and workers Providing information and training for people at all levels so they can effectively meet their
responsibilities Designing and implementing company goals and objectives about safety & health
Responsibilities Inclusion of safety & health responsibilities into job descriptions Assignment of responsibilities and accountabilities Communication of responsibilities to all stakeholders Formal communication of changes in responsibilities to staff
Safety committee and regular meetings Apex, Area and Departmental safety committees Frequency of meetings
Monitoring and review Accessing effectiveness of the control measures? Accessing effectiveness of the safety process?
Electrical Installation & Maintenance Low, Medium & High Voltage Circuit Breakers, Switchgears and Electrical Power Transformers Introduction to LT/HT Switchgear, Circuit Breaker and Transformer Switchgear
Definitions, Ratings, Typical Construction Operation, Protection systems Installation guidelines
Electrical Maintenance of Protective Equipment & Instrument Transformers Power Transformer Distribution Transformer Potential Transformers Current Transformers Transformer Differential Protection Feeder Protection Motor Protection
Circuit Breaker (LT/HT) Construction and Contact Operation Installation guidelines Manual and Electrical operating Controls Safe Operating Methods Mechanical Inspections Contact Resistance Tests Insulation Resistance Tests Insulating Gas and Oil Analysis Maintenance of CBs
Transformer Construction Tank Core, Coils, Types and Ratings Bushings , Tap Changers Factory Testing Dry, Oil and Liquid Filled Types Operation
o Theory of Operation o Vector and Connection Diagrams o Important Electrical Relationships & Formulas
Auxiliary Equipment o Gas Relays , Fans and Pumps o Gauges , Tap Changer Controls
Failure Causes o Detailed analysis of several case histories o Lightening, Oil Decay o Component Failures o Internal & External Faults
Installation guidelines Maintenance guidelines
Electrical Maintenance, Testing, Inspection and Risk Assessment Introduction to Switchgear, Circuit Breaker and Transformer Switchgear
Definitions, Ratings, Typical Construction Control Power System
Electrical Maintenance of Protective Equipment & Instrument Transformers Potential & Current Transformers Transformer Differential Protection Feeder & Motor Protection
Circuit Breaker Construction and Contact Operation Manual and Electrical operating Controls Safe Operating Methods Mechanical Inspections Contact Resistance Tests Insulation Resistance Tests Insulating Gas and Oil Analysis
Transformer Construction Tank , Core, Coils, Types and Ratings Bushings , Tap Changers , Factory Testing Dry, Oil and Liquid Filled Types Operation
o Theory of Operation, Vector and Connection Diagrams, o Important Electrical Relationships & Formulas
Auxiliary Equipment o Gas Relays , Fans and Pumps , Gauges , Tap Changer Controls
Failure Causes o Detailed analysis of several case histories o Lightening , Oil Decay , Component Failures o Internal & External Faults
Testing Practices & Standards o Oil Analysis , Chemical Analysis , Dissolved Gas Analysis o Furan, Inhibitor, Power Factor Water and PCB Testing
Electrical Testing o Insulation Resistance and Polarization Index Tests o Turns Ratio, Excitation Current and Polarity Testing o Capacitance and Power Factor Testing o Winding Resistance Tests
Risk Assessment The need and concept of risk assessment Review of the existing work procedures General risk assessment relating to electrical machinery. Identification of deficiencies that relate to electrical safety Manpower, Public and Equipment safety Risk management, Problems and case studies Identification of additional safety measure related labels and signage locations within your
facility.
Relay Setting and Co‐ordination Introduction to protection relays
Identify various components of relay parts and their characteristics Applications of protection relays
Generator protection Transformer protection Feeder (cable) protection Motor protection
Explain the basic concepts of relaying protection Importance of relay setting in power supply system Calculate fault levels and select right equipment ratings Carryout relay settings Relay Coordination Electrical Fault Study
Earth fault Short circuit Over current
Maintenance and periodical testing of protection relays L V Switchgears Introduction to Switchgear Operation and functions of switchgears Definitions , Ratings, Typical Construction Types of Switchgears
MCB (Miniature Circuit Breaker) MCCB (Molded Case Circuit Breaker) MPCB (Motor Protection Circuit Breaker)
Circuit Breaker Construction and Contact Operation Manual and Electrical operating Controls Safe Operating Methods Mechanical Inspections Contact Resistance Tests Insulation Resistance Tests
Selection of circuit Breaker Installation and Commissioning Troubleshooting Guidelines
Logic Building Using Contactors and Relays Identification of symbols Introduction to operation of Contactors and Relays Construction and functions of Contactors and Relays Types of Contactors and Relays Developing electrical control circuit ( Line diagrams ) Timing relays Safety procedures and practices Various logic development ON/OFF, AND, OR, NOT, NOR, NAND, Controlling Multiple Outputs Latching/Unlatching Jog and Run Interlocking circuits Sequencing ‐ Event Based and Timing based
Protective Devices and Protection circuit Safety procedures and practices
Transformer Introduction to transformer Functions of transformers Transformer Construction
Tank , Core, Coils, Types and Ratings Bushings, Tap Changers Factory Testing Dry, Oil and Liquid Filled Types
Operation o Theory of Operation, Vector and Connection Diagrams o Important Electrical Relationships & Formulas
Auxiliary Equipment o Gas Relays , Fans and Pumps o Gauges , Tap Changer Controls
Failure Causes o Detailed analysis of several case histories o Lightening o Oil Decay o Component Failures o Internal Faults o External Faults
Erection and Commissioning guidelines
Electrical Losses Introduction to electrical losses Copper and Iron losses Hysteresis and Eddie Current losses Windage and Friction losses Steps to reduce the electrical losses
Electrical Safety Electrical hazards & Control Common cause of electrical accidents Electrical fires and prevention measures Earthing Lighting and Serge protection Standards of Electrical Safety Selection of Electrical equipment for hazardous area Preventive maintenance
DipIE ‐ Certified Diploma in Industrial Electrician Duration: 1 Months Educational Qualification: ITI and Technician Topics Covered
SN Topic Description
1 Electrical Fundamentals
2 Electro‐magnetism
3 Electricity Generation & Distribution Fundamentals
4 Understanding Electrical Symbols and Single Line Diagram
5 How to use Hand Tools
6 Practical operation / installation of Cables and Wiring concepts
7 Use of Electrical Measuring Devices and Testing Equipments
8 Electrical Distribution Basics
9 Practical operation, installation and trouble shooting of H T /L.T Switchgears
10 Electrical Panels
11 Practical operation and trouble shooting of Motors
12 Practical operation and trouble shooting of Transformers
13 Electrical Safety
14 AutoCAD
15 Programmable Logic Controllers (PLC)
16 S CADA
17 Motor control using DRIVES
18 PWD License (preparation for exam/ Liasoning for license)
19 NCVT exam preparation
20 Industrial visit
21 Practical Workshops on above topics
1. Introduction Introduction to the training program and familiarization with the trade Career prospects for the trainees Duties & responsibilities of trainees Safety measures to be observed
2. Fundamentals of Electricity Basic Electricity
Matter, Electron flow and Electric current Conductors, Resistors & Insulators AC and DC Principles Common Terminology : Electromotive force, Current, Resistance, Inductance, Capacitor and
Capacitance, Impedance, Power and Power factor Electrical Terms and Definition, Ohm’s Law, Electrical Circuit ‐ Series circuit, Parallel circuit and Series‐Parallel circuit Relationships between voltage, ohms, amperes, three‐phase voltage, current and power Effect of Resistance, Inductance and Capacitance 1‐phase and 3‐phase power, Star and Delta connections and calculation of values Important Formulas, Codes and Standards
3. Electromagnetism Magnetic field around a conductor Faraday’s law of electromagnetism Fleming’s Left & right hand rules Lenz’s law
4. Electricity Generation & Distribution Fundamentals Generation Fundamentals
How electricity is generated 3‐Phase generation Stator, Rotor and Exciter Prime movers (Coal, Hydro, Nuclear, other)
Transmission Overview Transmission equipments Types of structures and Configurations
Substation Overview Major equipment (Transformers, circuit breakers, regulators, air switches) Bus work and air switches
Distribution Facilities Overview Common voltages and Typical distribution equipments
5. Understanding Electrical Symbols and Single Line Diagram Electrical Symbols
Review of standard symbols, and Symbol identification and meaning
Basic layout Familiarization with the layout of different schematics and one line diagrams
Elementary Electrical Diagrams What are schematics used for and why are they necessary DC voltage schematic Introduction, familiarization and review of: Series circuit, Parallel Circuit and Series / Parallel circuit Single‐Line Diagram Purpose of a single line diagram, Equipment identification, AC voltage schematic
Equipment identification, Trouble shooting and fault finding.
6. Hand Tools Hand tools of the trade Bench tools Electrical Drill Microguage
7. Cables and Wiring P V C Flexible Cables , Wires LT / HT Cables Safe use of splicing tools Proper cable preparation, installation and handling techniques Testing, splicing and termination procedures Glands, lugs and ferruling Conduits, Bus ducts & Bus bars Causes of cable failure
8. Electrical Measuring Devices and Testing
Current measurement Galvanometer, Ammeter, Current Transformers Special precaution for current measurement
Voltage measurement Voltmeters , Potential Transformers Special precaution for current measurement
Power measurement Watt meters , 3‐Phase Watt meters, Special precaution for power measurement
A C Circuit Frequency meter, Power factor meter
Measuring and Testing Devices Line tester, Continuity tester, Earth tester, Megger, Multi meter, Clamp meter, Tacho meter,
Thermometer
9. Electrical Distribution Panels (HT/LT) / Switch Board / Motor control centers (MCC’s)/Final Distribution boards (DB’s) Cable trays, trunking or raceways, conduits & underground Pipes (Concrete / PVC)
10. L. V. Switchgear Introduction to LT/HT Switchgear and Circuit Breaker Switchgear
Definitions , Ratings, Typical Construction Operation, Protection systems Installation guidelines
Circuit Breaker (LT/HT) Construction and Contact Operation Installation guidelines Manual and Electrical operating Controls Safe Operating Methods Mechanical Inspections
11. Working with Electrical panels
Reading & interpreting wiring plans. Single line diagram of large power distribution system in plant. Installing components of power system such as circuit Breakers, Switches fuse unit, contactor, over load
relays etc Architecture of motor control center & LT Panel specification & Application of MCB & MCCB, HRC fuses. Control system, Selection of control transformer function of relays & logics. Motor starters, Components, Function of each component. Wiring of panels practical, PLC controlled automation model & motor starters.
12. Motors Introduction to Motors Single phase and Three phase Power System effect on motors
Voltage, Frequency and Harmonics Application of Motor Loads
Variable Torque, Constant Torque, Constant Horsepower Starting Methods
Full Voltage, Reduced Voltage, Wye‐Delta, Soft Starting Stopping Methods
Dynamic Braking, Plugging, Mechanical Braking
Speed Control (VFD) Separate Winding, Consequent Pole, Wound Rotor, Mechanical Variable Voltage, Variable Frequency
Motor Protection Short Circuit Protection Overload Protection
Erection and Commissioning of Motors
13. Transformer Introduction to transformer Functions of transformers Transformer Construction
Tank , Core, Coils, Types and Ratings Bushings, Tap Changers Factory Testing Dry, Oil and Liquid Filled Types
Operation Theory of Operation Vector and Connection Diagrams Important Electrical Relationships & Formulas
Auxiliary Equipment Gas Relays Fans and Pumps Gauges Tap Changer Controls
Failure Causes Detailed analysis of several case histories Lightening Oil Decay Component Failures , Internal Faults , External Faults
Erection and Commissioning guidelines
14. Electrical Safety Electrical hazards
Introduction to Electrical Hazards & Control Common cause of electrical accidents Electrical fires and prevention measures Lighting and Serge protection, Standards of Electrical Safety Selection of Electrical equipment for hazardous area Preventive maintenance
Earthing Importance of earthing, Types of earthing, Earthing grids in industry
Hazards Identification Risk Assessment
Controlling the risks Eliminate the hazard, Isolation of the hazards Substitute with something of a lesser risk Use administrative controls Use of personal protective equipment
Managing injuries First aid Identification, assessment and control Maintenance and inspection, Accident investigation
15. Workshop for the trade Using the hand tools
Combination pliers, Cutter, Common screw drivers, Head screw driver Splicer, Soldering Iron with stand, Solder & flux Enter punch, Number punch, letter punch, Rawal punch Set & ring spanners , Vernier caliper, screw gauge Hand drilling machine, Hack saw frame with blades Jack plane, chisels Hammer – Ball pane, Cross pane, hexagonal, claw hammer Wooden mallet, Taps & Dies ( for internal & external threads) Files‐ Flat, half round, round triangular ( smooth & rough) Crimping tool, Plumb bob, spirit level and water level. Steel rules Calipers – inside & outside, Standard wire gauge Power drill , Grinder _ Hand & Bench
Fitter Duties and responsibilities of trainees, Safety precautions. Identification, use, care and maintenance of general and special tools. Use of steel rule, Calipers, Marking a job. Types of File and filing practice. Checking flatness of a surface. Use of punches Drilling holes and grinding surfaces. Use of hacksaw frame and blades. Use of taps and dies.
Soldering Precautions while soldering Use of solder and flux Cleaning and tinning Reasons of dry soldering Preparation of common joints
Household Wiring: Identification of switchgear, Preparation of layout, Reading blueprints Markings with plumb bob, spirit level, water level Fixing of switch boards and D.B. Use of PVC conduits, joints, drawing of wires Use of earthing wires One lamp controlled from one single pole switch Two lamps controlled from two single pole switches One lamp and one socket controlled from two single pole switches Wiring of calling bell Stair‐case wiring Ceiling fan with regulator
Industrial Wiring:
Single phase and three phase receptacle wiring Starter wiring – Start Delta with motor terminations Industrial lighting Classifications and types of lighting fixtures
Cable Laying and Termination
Clamping / laying of cable – Trenches, Trays, Wall, Ceiling, Under ground and overhead cabling systems
Measurement
Measurement of earthing resistance Using the devices and measurement of the parameters used in the industry
16. PLC ‐ Programmable Logic Controllers (PLCs)
PLC Connections Basic PLC Programming Installation of software Trouble shooting
17. SCADA (supervisory Control & Data Acquisition System)
What is SCADA? Designing of Mimics/Screens Timers and alarms Connection and communication to PLC Installation of software Trouble shooting
18. Motor control using DRIVE (VFD)
What is DRIVE? Operating principles of drive (VFD) Parameter settings How to control motor with drive (VFD) Connection and communication between drive (VFD)& motors Installation of software Trouble shooting
19. Preparation for NCVT Exam
Test preparation Trial question answer sessions Assistance in filing of application forms
20. Preparation for PWD license for ELECTRICAL CONTRACTOR
Test preparation
Trial question answer sessions
Assistance in filing of application forms