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Power Consulting Training Services

Protection for electric power systems

20. - 23. 2. 2018, Madrid, Spain

Objective

  • Identify the most common protection devices and systems used in generation, transmission and dis-tribution.

Audience

Engineers without experience in the field of electrical protection, as well as those who are interested in the theoretical aspects of their operation.

Course topics

Introduction to protections
  • The need for protection systems
  • History
  • Requirements of protection system
  • Protection zones: main and reserve protection
  • Grounding systems

Fault calculation

  • Bascis of fault calculation
  • Short circuit and related physical phenomena
  • Symmetrical components

Devices associated with protection systems

  • Current transformer
  • Voltage transformer
  • Case studies

Basic concepts of protection relays

  • General arrangement of a protection relay
  • Required features of relays
  • Classification of protection relays
  • Comparators

Line protection

  • Overcurrent relays
  • Distance relays
  • Protection of link lines
  • Distribution system protection structure
  • Reclosing

Protection for generators

  • Generators connections
  • Neutral conection and earth faults
  • Stator fault protection
  • Rotor fault protection
  • Overload protection
  • Protection of excitation reduction or loss
  • Overvoltage protection
  • Load imbalance
  • Off-frequency operation
  • Mechanical faults

Protection for static machines

  • Differential protection for transformers
  • Current protecion for transformers
  • Buchholz relay
  • Frame leakage protection
  • Overload protection
  • Shunt reactance protection
  • Capacitor bank protection

Protection for substations

  • Busbar differential protection
  • High impedance differential protection
  • Percentage restrained differential protection
  • Protection for air-core tranformers
  • Inverse-time overcurrent protection
  • Overcurrent transformers location

System common protection and control

  • Underfrequency protection (Load Shedding)
  • Power swing protection and loss-of-synchronism protection
  • Disturbance recorder
  • Chronological event counter
  • Current and future trends of distributed control

Date and Location

Date: February 20 – 23, 2018
Class time:
February 20 - 22: 09:30 - 13:00 & 14:30 – 17:00
February 23: 08:30 - 14:30

Location: ABB Power Consulting
San Romualdo, 13
28037 – Madrid, Spain

Price

1480 € + 21% TVA per person

Contact us for more information

ABB Power Consulting
Calle San Romualdo, 13
28037 Madrid, Spain
Phone: (+34) 666 57 40 77 – (+34) 91 581 99 87
E-mail: madrid.abbuniversity@es.abb.com

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