Contents of the book "Modern Means of Relay Protection and Automation of Electric Networks"
INTRODUCTION
Purpose of relay protection
Basic requirements for relay protection
Basic Relay Protection
Purpose and principle of operation of technological electroautomatics
Chapter 1. VECTOR DIAGRAMS, SHORT CIRCUITS IN ELECTRICAL NETWORKS
Vector diagrams
Damages and abnormal operating modes in power systems
Calculation of short circuit currents
The concept of symmetric components
Using a PC to calculate short circuits
Chapter 2. DEVICE OF RZA ON THE MICROELECTRONIC ELEMENT BASE.
General principles of building protections
Typical circuits of operational amplifiers used as functional elements of relay protection
Examples of performing microelectronic equipment
Chapter 3. MICROPROCESSOR DEVICES RELAY PROTECTION, AUTOMATION. REMOTE CONTROL
Main characteristics of microprocessor devices
Brief description of the hardware
Features of information processing in digital relays
Features of the operation of microprocessor protection and automation
Examples of relay protection devices on microprocessors
CHAPTER 4. CURRENT TRANSFORMERS AND VOLTAGES
Current transformers
Voltage transformers
Chapter 5. SOURCES OF OPERATIVE CURRENT
Accumulator battery
The control cabinet of an operational current (LUT)
Cabinet of constant operational current SHOT-01 of the company "ENERGOMASHVIN"
Power supplies
Condenser batteries
Disconnect schemes
Protection with autonomous power supply
Direct acting relay
The choice of principles for the use of operational current in substations
Chapter 6. PROTECTION OF AIR AND CABLE LINES 6-35 kV
Basic principles of performance of protection
Application of equipment and selection of relay protection settings for 6-10 kV overhead lines
Features of the choice of settings for dead-end 35 kV overhead lines
Chapter 7. PROTECTION OF LINES 110-220kV
General Considerations
Features of the calculation of currents and voltages in the short-circuit
Examples of the choice of equipment for dead-end VL 110-220kV
Protection devices for HVL-110-220 kV
Chapter 8. PROTECTION OF TRANSFORMERS
General information
Requirements for transformer protection
Differential protection
Gas protection
Overcurrent protection for external faults (maximum protection)
Current cutoff
Overload protection
Special protection of zero sequence from single-phase short-circuit on the LV side (0.4 kV)
Transformer protection backup
Examples of arrangement of protections on transformers
Chapter 9. PROTECTION OF ELECTRIC MOTORS
General Considerations
Some properties of asynchronous motors
Motor protection against phase-to-phase faults
Motor protection against overload
MiCOM P220 relay additional settings related to thermal overload of the motor
Motor protection against earth faults
Undervoltage protection 2
Protection of motors with voltages below 1000 V
Synchronous motor protection features
Protection of electric motors of some foreign firms
Chapter 10. AUTOMATION OF ELECTRICAL NETWORKS
Introduction
Automatic reclosing (automatic reclosing)
Automatic reserve entry (ATS)
Automatic frequency unloading (AFR)
Automatic regulation of voltage in electrical networks
11. IDENTIFICATION OF THE DAMAGE OF DAMAGE ON ELECTRIC TRANSMISSION LINES AND REGISTRATION OF PARAMETERS OF THE EMERGENCY REGIME
General Considerations
Principles for determining the fault location for two-way measurement of emergency parameters
Two-way measurement on a complex transmission line
Simplified methods of one-sided measurement
Some provisions of the theory of distance protection
The theory of one-sided measurement on the line
Methods and means of recording the emergency mode
Some features of digital registration
Digital Signal Recorders
Chapter 12. CABINETS OF PROTECTION AND AUTOMATIC RELAYS
Appointment
Cabinet design
Special cabinet technical data
Chapter 13. INSTALLATION FOR REALIZATION OF REAL ESTATE DEVICES
Basic Characteristics of Installations
Test facilities for testing simple protections
Devices for testing simple and complex protections
Microprocessor-based systems for testing relay protection devices
Chapter 14. CONTROL SYSTEMS AND INFORMATION COLLECTION
Chapter 15. RELAY PROTECTION AND AUTOMATION OF SHUNT BATTERIES OF STATIC CONDENSERS
General Considerations
Relay protection
The choice of equipment to protect the BSC
ANNEXES
Appendix P1. Symbols used in electrical circuits
Appendix P2. Latin and old Russian element designations
Appendix PP. Electrical characteristics of power lines, transformers and some types of protection equipment used in the CIS
Appendix P4. The ANSI codes used to denote functions that are part of the microprocessor-based devices
Appendix P5. Characteristics of microprocessor devices
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