DIRECTIVES CONCERNING THE PROTECTION OF TELECOMMUNICATION LINES AGAINST HARMFUL EFFECTS ...
Volume V Inducing currents and voltages in power transmission and distribution systems
PREFACE
TABLE OF CONTENTS
CHAPTER 1 Introduction
    1.1 Aim and scope of the Directives
    1.2 Structure of the Directives
        1.2.1 Content of individual volumes
        1.2.2 Use of the Directives
    1.3 Object of Volume V
CHAPTER 2 Currents in normal operation
    2.1 Phase current
    2.2 Earth current due to circuit asymmetry
        2.2.1 Impedance asymmetry
        2.2.2 Capacitance asymmetry
        2.2.3 Load unbalance
    2.3 Current induced in adjacent conductors
    2.4 Harmonic current
        2.4.1 Sources and propagation
        2.4.2 Zero-sequence harmonic current
        2.4.3 Psophometrically weighted current
        2.4.4 Measured harmonic currents
        2.4.5 Limits set in regulations
    2.5 Signal transmission
CHAPTER 3 Symmetrical components
    3.1 General
    3.2 Some fault cases
    3.3 Comparison of fault cases
    3.4 Calculation example
    3.5 Complex networks
    3.6 Impedances of system components
    3.7 Fault impedance
CHAPTER 4 Currents during short-circuit
    4.1 Current magnitude
    4.2 Effects of short-circuit current
    4.3 Information on short-circuits
CHAPTER 5 Currents during earth fault
    5.1 Connection of neutral point
    5.2 Earth-fault current
        5.2.1 Current magnitude
        5.2.2 Inducing current
    5.3 Earth-wire current
        5.3.1 Induced earth-wire current
        5.3.2 Current distribution along earth wires
        5.3.3 Non-uniform earth wires
    5.4 Isolated and resonant-earthed networks
        5.4.1 Capacitive zero-sequence current
        5.4.2 Double earth fault
    5.5 Information on earth faults
CHAPTER 6 Voltages
    6.1 Voltages in normal operation
    6.2 Voltages during earth fault
    6.3 Low-voltage systems
CHAPTER 7 EPR and current dissipation of tower footings along a transposed transmission line under normal operation
    7.1 Introduction (Description of the phenomena)
    7.2 Calculation options
    7.3 EMF calculation
        7.3.1 Investigated conductor arrangements
        7.3.2 Calculated emf values
    7.4 Calculation for the shielding wire circuit
        7.4.1 Circuit representation and circuit data
        7.4.2 T-EPR (shielding wire) length profiles
        7.4.3 Tower footing voltage and current maximum values
    7.5 Main effects, conclusions
    7.6 Zone of earth potential rise (EPR)
CHAPTER 8 Transients
    8.1 d.c. offset in fault current
    8.2 Inrush current
        8.2.1 Transformers
        8.2.2 Capacitors
    8.3 Surges along lines
        8.3.1 Lightning surges
        8.3.2 Switching surges
CHAPTER 9 High-voltage direct-current power systems
    9.1 Load current
    9.2 Operation voltage
    9.3 Harmonics
    9.4 Fault current
    9.5 Ion flow
References
Appendix Psophometric weighting coefficients