This training course will include concepts for power factor improvement which is the minimization of losses or loss reduction distribution system.

Upon the successful completion of this course, each participant will be able:

• To know the type of power capacitors
• To study the disadvantages and problems of poor power factor
• To know the methods of reactive power compensation
• To learn the standard values of power capacitors and how it can be tested and protected against resonance and over-voltages
• To know the Economic consideration for power factor correction & the harmonic problems
• To know how the harmonic problems can be solved
• To know how the capacitor bank can be controlled by microprocessor system

This program is designed for Electrical Engineers

Day_1

Introduction:

• General Background.
• Power factor concept.
• Reactive power regulating devices.
• Generator exciter– capacitors – reactors – static VAR compensators.
• Shunt capacitors and their location and size to reduce losses in distribution.

Representation of Individual power System Components:

• The Overhead Transmission Line.
• Evaluation of Transmission Line Parameters.
• Underground and Cables.
• Shunt Elements.
• Series Elements.
• On load tap changing transformers.
• Power factor improvement of resistance welders.
• Power factor improvement of arc welding transformers.
• Power factor improvement for induction furnaces.

Day_2

Power factor test:

• The meaning of reactive power and active power.
• The meaning of compensation of reactive power, why is it necessary?
• The difference between shunt compensation and series compensation.
• The application of shunt capacitors and series capacitors.
• Shunt capacitors and shunt reactors.
• The optimum location and size used in power system.
• At what voltage levels are the shunt capacitors installed.
• Standard rating of capacitor units and capacitor banks.
• The methods of voltage-control in power systems.
• Economic of power capacitors.
• Synchronous condenser and static shunt compensator.
• Effect of reactive power flow on voltages.

Harmonics and source of harmonics:

• Diodes – Thyristors – Transformers.
• Elimination of harmonics.
• Filters, harmonic suppression.
• Star – Delta transformers.
• Problem caused by harmonics.
• Individual compensation.

Day_3 

Power factor correction calculation example.

• Measurement of power factor.
• The effect of shunt capacitors in distribution systems.
• Computer Results for sample networks.
• Selection of capacitor size and location to reduce distribution losses.
• Selection of standard capacitor units and capacitor bank.
• Rating of power capacitors.
• Saving in electrical energy and economic aspects in using shunt capacitors.

Design of an automatic power factor improvement unit.

Protective Relays and Protective Schemes:

• Introduction
• Protective Schemes.
• Low-voltage protection.
• Performance Check of Protective Relays and Measuring Equipment.
• Capacitor Protection.
• Protection against resonance.
•  

Day_4

Earthing and bonding:

• Disadvantages of ungrounded systems.
• Types of grounding.
• Earthing transformers, current transformers, and voltage transformers.
• Safety Grounding.

Case Study-Discussion-Evaluation.

Power factor test:

• The meaning of reactive power and active power.
• The meaning of compensation of reactive power, why is it necessary?
• The difference between shunt compensation and series compensation.
• The application of shunt capacitors and series capacitors.
• Shunt capacitors and shunt reactors.
• The optimum location and size used in power system.
• At what voltage levels are the shunt capacitors installed.
• Standard rating of capacitor units and capacitor banks.
• The methods of voltage-control in power systems.

Day_5

 Modern Methods of Planning Power Distribution Systems and minimizing their Cost:

• Examine the operation and costs of power distribution systems.
• Reduce Costs and Maximize Reliability.

Modern Planning Methods and Computerized techniques

Examined for Practicality, data needs applicability, and accuracy.

Distribution System Design and Improvement

Power factor correction calculation example.

• Measurement of power factor.
• Direct method.
• Indirect method.

Rectus attendance certificate will be issued to all attendees completing minimum of 80% of the total course duration.