Electrical Equipment (Generator, Motors, HV/LV Circuit Breakers, Transformer, Ups, Earthing System, And Electrical Drawings): Maintenance, Testing And Troubleshooting
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Electrical Equipment (Generator, Motors, HV/LV Circuit Breakers, Transformer, Ups, Earthing System, And Electrical Drawings): Maintenance, Testing And Troubleshooting Course
Introduction:
Industries place significant importance on achieving maximum efficiency, reliability, and longevity of electrical equipment. This includes various types of motors, variable-speed drives, transformers, generators, rectifiers, inverters, uninterruptible power systems, circuit breakers, fuses, and power station electrical and protective systems. To attain these objectives, it is essential to have a solid understanding of the equipment's characteristics, selection criteria, common problems, repair techniques, and preventive and predictive maintenance.
This intensive course is a crucial resource for individuals involved in equipment selection, applications, or maintenance. It offers the latest technology advancements in the field. The course comprehensively covers the operation of electrical equipment and provides guidelines and rules for successful operation. Participants will gain insights into the basic design, operating characteristics, specifications, selection criteria, advanced fault detection techniques, critical components, as well as all relevant maintenance issues.
By participating in this course, individuals can enhance their knowledge and skills in electrical equipment, enabling them to make informed decisions, improve operations, and effectively address maintenance requirements. It is a valuable opportunity to stay up-to-date with industry advancements and ensure long-term success in equipment-related endeavors.
Course Objectives:
By the end of the training, participants will be able to:
· Specify, select, install, operate, test, troubleshoot, and maintain various types of electrical equipment such as transformers, motors, variable speed drives, generators, circuit breakers, switchgear, and protective systems
· Carry out diagnostic testing and inspection, advanced fault detection techniques, critical components, and common failure modes for electrical equipment
· Apply selection criteria, commissioning requirements, predictive and preventive maintenance, reliability, testing, and cost estimation for electrical equipment
· Implement the maintenance techniques required to minimize the operating cost and maximize the efficiency, reliability, and longevity of electrical equipment
Who Should Attend?
This course is intended for engineers and other technical staff, who are involved in the selection, installation, operation, testing, troubleshooting or maintenance of electrical equipment.
Course Outlines:
FUNDAMENTALS OF ELECTRIC SYSTEMS
- Capacitors
- Current and Resistance
- The Magnetic Field
- Faraday’s Law of Induction
- Lenz’s Law
- Inductance
- Alternating Currents
- Three-Phase System
INTRODUCTION TO MACHINERY PRINCIPLES
- Electric Machines and Transformers
- Common Terms and Principles
- The Magnetic Field
- Magnetic Behavior of Ferromagnetic Materials
- Faraday’s Law – Induced Voltage from a Magnetic Field Changing with Time
- Core Loss Values
- Permanent Magnets
- Production of Induced Force on a Wire
- Induced Voltage on a Conductor Moving in a Magnetic Field
TRANSFORMERS
- Importance of Transformers
- Types and Construction of Transformers
- The Ideal Transformer
- Impedance Transformation Through a Transformer
- Analysis of Circuits Containing Ideal Transformers
- Theory of Operation of Real Single-Phase Transformers
- The Voltage Ratio Across a Transformer
- The Magnetizing Current in a Real Transformer
- The Dot Convention
- The Equivalent Circuit of a Transformer
- The Transformer Voltage Regulation and Efficiency
- The Autotransformer
- Three-Phase Transformers
- Transformer Ratings
TRANSFORMER COMPONENTS AND MAINTENANCE
- Introduction, Classification of Transformers
- Main Components of a Power Transformer
- Types and Features of Insulation
- Forces
- Cause of Transformer Failures
- Transformer Oil
- Gas Relay and Collection Systems
- Relief Devices
- Interconnection with the Grid
AC MACHINE FUNDAMENTALS
- The Rotating Magnetic Field
- The Induced Voltage in AC Machines
- The Induced Torque in a Three-Phase Machine
- Winding Insulation in AC Machines
- AC Machine Power Flow and Losses
INDUCTION MOTORS
- Induction Motor Construction
- Basic Induction Motor Concepts
- The Equivalent Circuit of an Induction Motor
- Losses and The Power-Flow Diagram
- Induction Motor Torque-Speed Characteristics
- Control of Motor Characteristics by Squirrel-Cage Rotor Design
- Starting Induction Motors
- Using this course overview, the instructor(s) will brief participants about the topics that were discussed today and advise them of the topics to be discussed tomorrow.
SPEED CONTROL OF INDUCTION MOTORS
- Speed Control by Changing the Line Frequency
- Speed Control by Changing the Line Voltage
- Speed Control by Changing the Rotor Resistance
- Solid-State Induction Motor Drives
- Motor Protection
- The Induction Generator