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الأهداف
- This course is designed to provide the participants with practical knowledge about the electrical distribution system including the electrical elements of power system such as, transformation, transmission and distribution. The distribution system elements such as transformer, transmission lines and distribution feeders are presented. The protection, control and monitoring devices are also presented. Also a practical two study case to designee a distribution panels for normal loads and motors group.
الخطوط العريضة
General Introduction
- Power plants
- Turbines
- Generators
- Transformers
- Transmission lines
- Distribution lines
- Voltage level and standard
- Frequency standard
- Generator layout
- Transmission layout
- Distribution layout
Distribution Transformers Construction and Installation
- Use of the transformer.
- Theory of the power transformer.
- Single phase transformers
- Three phase transformers
- Transformers Construction
- Constructional parts.
- Core construction.
- Windings.
- Insulation.
- Leads and terminals.
- Bushings.
Distribution Transformer Types, Cooling and Maintenance
- Connections for transformers.
- Auto-transformers.
- Voltage regulation and tap-changing.
- Transformers Cooling
- Natural air cooling.
- Forced air cooling.
- Natural oil cooling.
- Forced oil cooling.
- Internal cooling .
- Tanks.
- Transformer oil
- Transformer maintenance.
Distribution Feeders and Cables System
- Construction
- Conductors
- Towers
- System Operation
- Operation Components
- Control Function
- Economic Generation Allocation
- Control Methods
- Supervisory Control and Data Acquisition
- System Security
- System stability
Distribution System Layout
- Introduction.
- Three phase review and per unit,
- Voltage levels,
- One line and three line diagram,
- Transmission layout,
- Distribution layout,
- Substation layout,
- Grounding of power systems.
- Lightning Arresters
- Capacitors
LV & MV Distribution System Layouts
- Redial distribution system layout
- Loopdistribution system layout
- Range main system
- Bus configuration
- Single bus single breaker
- Transfer bus
- Double bus double breakers
- Range main bus
- Circuit breaker and half
Distribution Panels LV and MV Switchgears
- Fuses
- Auto-reclosers
- Automatic sectionalizer
- Circuit Breakers
- Isolator switches
- Load switches
- Current transformers
- Voltage transformers
Distribution Panels Measurements and Instrumentation
- Introduction
- General characteristics
- Digital transducer technology
- Analogue transducer technology
- Transducer selection
- Measurement centers
- Tariff metering
- Synchronisers
- Disturbance recorders
Load Types, Load Calculations & Distribution Panels Design
- Residential Loads
- Commercial Loads
- Power Factor Correction
- Utility Factor
- Losses in Lines
- Distribution board design
- Distribution board fro load less than 1MVA
- Distribution board fro load greater than 1MVA
- Cables selection
- Circuit breakers selection
- Load balance calculation
Design of Distribution Board of Group of Motors
- For outgoings
- Motor cable cross section selection
- Motor CB selection
- Main cable cross section selection
- Main CB capacity selection
- Methods of calculating starting currentDistribution Panels System Protection
- Philosophy of system protection
- Role of protection
- Abnormalities to be protected against
- Basic terms used in protection
- Backup protection
- System earthing
- Relays
- Relay types
- Thermal relays
- Electromagnetic relays
- Static relays
- Digital relays
- Feeders and cables protection
- Distribution transform protection
- Application
من ينبغى أن يحضر
Who Should Attend? • Electrical engineers and technicians whom concerning with electrical distribution systems including those working in the manegments, protection, control, maintenance and operation
المدة
5 أيام
