Certificate Best Practice Electrical Engineering in Mining, Building Industry and Utilities

Course outline

• Engineering drawing for electrical engineers
• Various stages of drawings
• Symbols used in electro technology and governing standards
• Single line and 3-line diagrams
• Electrical layout drawings
• Cabling drawings and wiring diagrams
• Single and multi sheet drawings

Advances Arising From Computer Aided Drafting (CAD)

• Capabilities of CAD
• Evolution of CAD/CAM systems
• Wire-frame and surface model
• 3D models to CAM
• Drawing to true dimensions in CAD applications
• Concept of layers and their use in sharing information
• Parametric programming in CAD
• Linking imagery with drawings- GIS related applications
• Need to integrate CAD and GIS

Electrical Power Distribution Fundamentals

• Distribution and Utilisation voltages
• Radial Distribution and Mesh Type System
• Redundancy in primary level and secondary level
• Typical Industrial Distribution System
• Approach to Expandability and System Planning
• Projection of future growth and key assets location
• Configuration and basic system parameters

Faults In Electrical Systems

• Types of Faults
• Nature and effects of fault
• Design of system and equipment
• Use of fault current in sizing conductors and calculations
• Requirements of in-plant generation

Power System Automation

• Basic automation architecture
• Functional structure of power system automation and system components
• Asset management and its objectives
• Switchgear diagnostic tech: PD Monitoring and Continuous Monitoring
• Partial Discharge Testing by Acoustic Methods
• Substation battery condition and monitoring
• Switchgear maintenance procedures

Circuit breakers and switchgear power cables

• Circuit breaker basics
• Difference between isolator and circuit breaker
• Principle of arc quenching
• Enclosures for indoor use and IP ratings
• HV Circuit breakers
• Common types of HV circuit breakers

Lv circuit breakers

• Introduction
• Air Circuit Breakers- Operation
• Moulded Case Circuit Breakers (MCCB)
• Ratings of Circuit Breakers

Selection of cables

• Basic theory
• Conductor and conductor field
• Sizing Factors
• Voltage drop

Installation of cable

• Joints and termination
• Jointing and termination practice
• Commissioning and periodic testing
• New trends in cable technology

Introduction and basics of grounding

• Objective and need for Earthing
• Types of Grounding systems
• Grounding of Power Utility Generators
• Neutral in Systems without a Star Point

Grounding of equipment enclosures

• Objectives of Equipment Grounding
• Metallic Raceway as Ground Return Path
• Sizing of Earthing conductor
• Ground and Chemical Electrode
• Resistivity Measurement of Soil
• Use of Multiple Ground Rods

Grounding of electrical substations

• Grounding practices
• Effect of Metallic connections
• Input Parameters for Design
• Area of Ground Grid
• Design of HV substation grounding
• Input parameters for design
• Voltages in Grounding Systems
• Area of Ground Grid

Lightning protection of structures and electrical installations

• Introduction to Lightning Strike
• Lightning Attracted by a Tall Mast
• Principle of Mesh Type Protection
• Minimum Sizes –Air Terminals
• Rolling Sphere Method (RSM) – Problems and RSM – Improvements
• Risk Assessment and Factors in Assessment
• Lightning risk assessment
• Latest Type of Surge Suppressor

Power system protection

• Need for protection
• Fuses-Types and applications
• Instrument transformers
• Tripping batteries

Introduction to relays

• Relay types
• Co-ordination by time grading
• Principles of unit protection
• Transformer protection
• Switchgear (Bus bar) protection
• Motor protection relays
• Generator protection

An introduction to electrical safety

• General Hazards in industry
• Electric Shock – Reasons and Effects

Role of protective earthing in electrical safety

• Hazards due to Electrical Arcing and Heating

Safety aspect in electrical design and selection

• Objectives of Safe Design
• Insulation Class
• Voltage and Temperature Related Failure
• Protection System Requirements

Safe operation and maintenance

• Common Operation & Maintenance Hazards and Problem Indicators
• Safety during Operations
• Safety during Maintenance and Live Work
• Isolation and Visual Assurance
• Purpose of Short Circuiting and Earthing
• Safety Cable Repairs

Substation safety

• Common Types of Substations
• Safety in Outdoor Switchyards
• Special Precaution in HV Switchyards
• Documentation for Safe Working
• Gas Safety and Ventilation

Organizational aspects of safety

• Role of an Organization
• Responsibilities of an Employer
• Safety Policy Contents
• Record and Report Incidents
• Australian regulations on safety

Introduction to testing

• Fundamentals of testing
• Insulation testing
• High potential tests
• TAN Delta testing
• Partial Discharge testing
• Impulse testing
• Transformer testing
• Cable testing

Energy use and efficiency

• Introduction
• Alternative energy sources
• Electrical energy generation usage
• Energy efficient practices in electricity use
• Energy cost structures
• Introduction to Energy Audits

Project management of electrical projects

• Fundamentals of project management
• Time and Cost management
• Integrated Time and Cost management
• Construction contracts
• Management of the project team

Introduction to risk management

• Definition
• Risk Identification and Analysis
• Risk Assessment and Treatment
• Legal Issues in Procurement and Legal Systems
• Elements of Contract and Offer
• Acceptance and Consideration

Basic accounting concepts

• Balance sheets
• Income statements
• Cash flow statements

Estimating and costing

• Costing Principles
• Routines under job costing requirements
• Economic Production Batch Size
• Basic steps for solution of problems in process Costing

Activity based costing system

• Purpose of Estimating
• Documenting cost estimation- Steps

Time value of money

• Time lines
• Compounding
• Discounting
• Cost of capital
• Hurdle rates
• Future and present values
• Annuities
• Internal Rate of Return (IRR)
• Capital management and Investment planning process