Electricity Distribution Network Design Training

Electricity Distribution Network Design Training

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Introduction:

Electricity Distribution Network Design Training – Hands-on

Electricity Distribution Network Design Training covers general aspects of transmission and generation the planning and design of modern distribution systems. Computer-based planning and reliability is also important part of modern planning. Electricity Distribution Network Design Training Course is entirely devoted to the planning and design of modern distribution systems including computer-based planning and reliability. Other topics covered in Electricity Distribution Network Design Training are Design, construction standards, implications of international standards, network information systems, correct/safe work practices and improvement of distribution systems for senior distribution engineers. Basic Concepts behind distribution design & planning process will be discussed including: business requirements, project management, technical design, accurate system design procedures, physical planning, cost management, service agreements, and negotiations.

ENO has years of experience in the training of electricity distribution utility engineers and technicians. The Electricity Distribution Network Design Training course includes workshops, exercises, group project, field visit, classroom training facilities and labs. Our trainers has over years of experience working in electricity utility industry/consulting company and conducting training to international utility engineers and technicians. They have good understanding of the network rehabilitation and construction techniques around electricity networks.

Electricity Distribution Network Design Training Topics Include:

• Theory and Practical
• Introduction to Electrical Power Systems
• General Principles of Planning
• Distribution System Planning & Design for Engineers and Technicians
• Distribution Network Planing and Design
• Introduction to Methodologies and Strategies of Power System Distribution Systems
• Basic Concepts of Power Distribution Network Design for Transmission Systems
• Introduction to Distribution Systems and Power Circuit Analysis
• Introduction to Distribution Transformers, Grounding and Protection
• Concepts behind single-phase /, and -phase systems that include / delta, / open delta, Y/, and Y/
• Concepts behind Overhead and Underground Distribution Systems
• Basic Concepts of Distribution Surge Protection
• Basic Concepts of Switching Rates
• Basic Concepts of System Losses
• Introduction to Engineering and Design
• Basic Concepts of Distribution Planning and Reliability Assessment
• Introduction to Distributed Generation and Energy Storage Applications on Power Systems
• Basic Concepts of Low-voltage Secondary Networks
• Introduction to Power Distribution System Economics
• Introduction to Distribution Automation Analysis for the Smart Grid
• Advanced Concepts of Planning, Design, Engineering, Calculating, Evaluating and Optimizing Network Plans
• Safety Aspects Inside a Distribution System
• Simulation
• Site Visit

Duration: 10 days

Electricity Distribution Network Design Training
 

Electricity Distribution Network Design TrainingRelated Courses
 

Customize It:

» If you are familiar with some aspects of Electricity Distribution Network Design Training, we can omit or shorten their discussion.
» We can adjust the emphasis placed on the various topics or build the Electricity Distribution Network Design Training course around the mix of technologies of interest to you (including technologies other than those included in this outline).
» If your background is nontechnical, we can exclude the more technical topics, include the topics that may be of special interest to you (e.g., as a manager or policy-maker), and present the Electricity Distribution Network Design Training course in manner understandable to lay audiences.

Audience / Target Group:

The target audience for this Electricity Distribution Network Design Training course is defined here:

• Electricity utilities personnel, electricity utility engineers, electricity utility technicians involved in electricity distribution systems planning and design. Anyone who has responsibility for the planning, architecture, design, construction, operation, and line and substation technicians and engineers.

Objectives:

Upon completing this Electricity Distribution Network Design Training course, learners will be able to meet these objectives:

• Understand basics concepts of electrical power system distribution planning and design
• Understand Power Distribution System Economics
• Understand General Principles of Planning
• List Distribution System Planning & Design for Engineers and Technicians
• Identify Distribution Network Planning and Design Process Steps
• Comprehend Methodologies and Strategies of Power System Distribution Systems
• Understand Distribution Transformers, Grounding and Protection
• List Basic Concepts of Distribution Surge Protection
• List Basic Concepts of Switching Rates
• List Basic Concepts of System Losses
• List Basic Concepts of Distribution Planning and Reliability Assessment
• Comprehend Advanced Concepts of Planning, Design, Engineering, Calculating, Evaluating and Optimizing Network Plans

Electricity Distribution Network Design Training – Syllabus:

Power Systems General Background

Basic Concepts

Electricity Supply Industry
–Transmission System Operator (TSO)
–Transmission System Asset Owner (TAO)
–Distribution System Operator (DSO)

Basic Network Theory

Synchronous Machines
Balanced Short Circuit analysis
Synchronous Generators in parallel
Generator Operation on Infinite Bus
Synchronous Machine Characteristics
Salient Pole Generators
Automatic Voltage Regulators
Lines, Cables and Transformers
Overhead Line types and parameters
Representation of Lines
Parameters of Underground Cables
Transformers
Voltage Characteristics of Loads
Control of Power & Frequency
System Monitoring & Control
System Security & Emergency Control

Basic Power System Economics

Basic Pricing Principles
Supply side and Demand side options
Load Management and Spot Pricing
Electricity Pricing and Markets
Demand Side Management
Transmission and Distribution Charging Mechanisms

Electricity Distribution Network Design Considerations

Reliability

Sizing conductors for load and for voltage drop
Planning Distribution Networks
Technical Considerations
Equipment
HV Networks And Substations
Distribution Substations And LV Networks
Special Loads
Network Voltage Performance
Computer Based Planning

What is a Distribution Network?

Introduction

Scope
Regulatory and Economic Aspects
Power Electronics in the Future Distribution Grid
Virtual Power Systems for Active Networks
Smart Grids
Introduction to Distribution Systems and Power Circuit Analysis
–Distribution Transformers, Grounding and Protection
–Distribution Surge Protection
–Understanding System Losses
–Substation Engineering and Design
–Distribution Planning and Reliability Assessment
–Distributed Generation and Energy Storage Applications on Power Systems
–Low-voltage Secondary Networks
–Power Distribution System Economics

Structure and Characteristics of Distribution Network

Introduction

Characteristics of Distribution Networks
Impacts of Distributed Generation on the Electrical Network
Photovoltaic Systems Connected to the Network
Voltage Control in Distribution Systems with Dispersed Generation
Grid Integration of Wind Turbine Systems and their Ancillary Services Participation
Reliability of Distribution Systems with Dispersed Generation
Protection, Detection and Isolation of Faults in MV Networks in the Presence of Decentralized Production
Load Control in the Management of Distribution Systems
Decentralized Means of Production
Connection to the Decentralized Production Network
Busbars that represent “electrical nodes”
Network reliability determines the choice of substation structure
Concepts and constraints concerning the load
Load characteristics
Transmission and distribution systems operators
Quality and reliability requirements and economical impact
Distributed generation
Integration of new technologies
Transfer on the electricity vector
Desired evolution of the distribution system towards intelligent systems
The link between investment and quality
Financing mechanisms and investment actors of distribution systems

Electricity Distribution Network Design and Planning

Characteristics of Distribution Networks

Signal characteristics: voltage level and frequency
Distribution networks structures
Protection plan
Characteristics of loads
Characteristics of faults
Rules of connection
Voltage levels and standards relative to proper
functioning of North American-type distribution networks
Protection of the electrical network
Elements specific to the electrical network
The Supply System
–The primary aim of the electricity supply system
–Planning distribution networks
–The planning and design of electricity distribution networks
–Strategic or long-term planning
–Major investments and the main network configurations
–Network planning or design vs. construction design

Network Design & Planning

General Principles
Plant & Circuit Ratings
Project Design
Fault Levels
Short Circuit Rating
Protection
Interconnections
Asset Replacement
Costs
Voltage Limits
Load Balancing
Load Flow
System Assessments
Reinforcement Methods
Weather Corrections
Load Growth Trends and Analysis
Design and Planning V & kV
Plant & Ratings
Parameters
Interconnections
Midterm and Long Term Planning
Plant & Cable Capacities
Loadings & Voltage Drops
Layout Designs
Domestic & Commercial Supplies
Industrial Supplies
Planning Consent
Legal Aspects
Sensitive Areas
Project Assignment

Technical Considerations

Technical Design
Thermal Ratings
Voltage Regulation
Quality of Supply
Calculations and Models
Normal and abnormal operating conditions
Effect of the loss of any item of equipment on the supplies to customers
Quality of supply, e.g. voltage fluctuations
Amount of time a customer may be off supply
Safety of the public and the utility staff
Effect of transient and permanent system faults on both utility and customer-owned equipment

Power Distribution Network Design

Knee frequency (fknee)
Target impedance (ztarget)
Voltage regulator modules (vrms)
Capacitors
Plane capacitance
Interconnection inductance
Effectiveness of capacitors
Methodologies for design
Distribution general conditions
Distribution planning code
Distribution connection conditions
Generator requirements
11 kV and 33 kV overhead line (pole lines) construction, rehabilitation and maintenance
11 kV and 33 kV Underground Cable installation, operation and maintenance
33/11 kV substation installation, testing and commissioning
11/0.4 kV distribution transformer testing, repairs and maintenance

Reliability

Frequency of interruptions
Duration of each interruption
Reliability of individual items of equipment, circuit length and loading, network configuration, distribution automation, load profile and available transfer capacity
Reliability aspects associated with the line equipment, including reclosers, sectionalizers, cutouts, series reactors, and current-limiting fuses

Economic Principles

Asset
Technical and economic assessments

Use of the Distribution System

Structure of Distribution Code
Distribution General Conditions (DGC)
Distribution Planning Code (DPC)
Distribution Connection Conditions (DCC)
Distribution Operating Code (DOC)
Distribution Operating Code
Demand Forecasting
Operational Planning
Demand Control
Operational Communications and Liaison
Event Reporting
System Tests
Monitoring, Testing and Investigation
Safety Co-ordination

Distribution Data registration Code

Generating Unit Data
Demand Forecasts
Operational Planning
System Design Information
Load Characteristics

Required Equipment

HV networks and substations

–High-voltage systems
–Link between major transmission and medium voltage distribution systems
–single and multi-bus bar arrangement
–Large open-air layouts or low-volume metal-clad switchgear in purpose-designed buildings
Medium-voltage networks
–Data on the present networks, design objectives, cost parameters and possible ways of reinforcement
–Optimizing network configurations
–Sophisticated network-design calculations
–Quantitative information on the status of networks
–Determining the most suitable future network configuration
–Optimum circuit ratings.
–Long-term planning and the study network reliability
–Co-operation in network planning and design
–Workshops, Simulations, Case Studies and Group Projects
—-Capacity Planning Workshop
—-Forecasting
—-Design Calculations
Various theoretical, technical, economic and operational factors to be considered when planning and designing electrical distribution systems
Construction and operating characteristics of the main components installed on distribution networks
Main features of transformers, lines, cables and equipment
Switchgear arrangements

System Protection

Electricity distribution network
Requirements for safety for individual items of equipment, staff and public, and the distribution network
Automatic operation
Isolating faults on the networks in a minimum time in order to minimize damage.
Minimizing the costs of non distributed energy
Substations and Protection
Switchgear
Line Protection
Plant Protection
Generator Protection
Transformer Protection
Feeder Protection
Bus Bar Protection

MV systems for distribution

Use of a single higher-voltage system (- kV) to supply local LV networks directly
Interlink the HV and LV systems
Material and construction costs of – kV overhead lines
Costs of V line and kV line
MV network between the EHV/HV and LV systems
Costs of HV/MV substations

Distribution substations and LV networks

Comparison of low-voltage networks and distribution systems operating at higher voltage levels
Load data
Parameters affecting the network design and timing of major reinforcements,
Forecast load
Developing effective and reliable routines d
Determining the losses for a particular section of the network
Peak demand for the utility
Loads on distribution circuits
Calculating system loadings on a statistical basis
Special loads
Irregularities on the supply voltage
Steel-making arc furnaces, welding equipment, induction furnaces, rolling mills and colliery winders, and railway traction
Rapid variations in load currents and fluctuations in the voltage at customers’ intake points

Load Control in the Management of Distribution Systems

Objectives of load control for the distributor
Controlled loads
Load control strategy: typical cycle
Load control strategies
Impact of the load shedding duration
Impact of the ensured supply back
Load control length time and amount of power to reduce
Optimized load control
Implementation of the algorithm
Results for the optimized approach

Network voltage performance

The quality of electricity supply
Sudden changes in voltage, rapid fluctuations, or unbalance of -phase voltages
Variations in frequency and the presence of non-linear system or load impedance
Transient spikes and surges may be propagated along circuits in a supply system
Computer-based planning

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