Electricity Distribution Network Design | Training

Price: $8,999.00

Length: 2 Weeks

Electricity Distribution Network Design Course Description

Electricity Distribution Network Design 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 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.

TONEX is a training facility and has years of experience in training of electricity distribution utility engineers and technicians. The 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 Planing, Design, Engineering, Calculating, Evaluating and Optimizing Network Plans
Safety Aspects Inside a Distribution System
Simulation
Site Visit

Who Should Attend

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

Objectives

Upon completion of this course, the participants will:

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

Outline

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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