1、 IEC TR 62001-4 Edition 1.0 2016-05 TECHNICAL REPORT High-voltage direct current(HVDC)systems Guidance to the specification and design evaluation of AC filters Part 4:Equipment IEC TR 62001-4:2016-05(en)THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2016 IEC,Geneva,Switzerland All rights reserved
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10、sh to give us y our feedback on this publication or need further assistance,please contact the Customer Ser vice Centr e:csciec.ch.IEC TR 62001-4 Edition 1.0 2016-05 TECHNICAL REPORT High-voltage direct current(HVDC)systems Guidance to the specification and design evaluation of AC filters Part 4:Equ
11、ipment INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 29.200 ISBN 978-2-8322-3400-6 Registered trademark of the International Electrotechnical Commission Warning!Make sure that y ou obtained this publication from an authorized distributor.2 IEC TR 62001-4:2016 IEC 2016 CONTENTS FOREWORD.6 INTRODUCTIO
12、N.8 1 Scope.9 2 Steady state rating.9 2.1 General.9 2.2 Calculation method.9 2.2.1 General.9 2.2.2 AC system pre-existing harmonics.11 2.2.3 Combination of converter and pre-existing harmonics.11 2.2.4 Equipment rating calculations.12 2.2.5 Application of voltage ratings.15 2.3 AC network conditions
13、.16 2.4 De-tuning effects.16 2.5 Network impedance for rating calculations.16 2.6 Outages.17 3 Transient stresses and rating.17 3.1 General.17 3.2 Switching impulse studies.18 3.2.1 Energization and switching.18 3.2.2 Faults external to the filter.19 3.2.3 Faults internal to the filter.21 3.2.4 Tran
14、sformer inrush currents.21 3.3 Fast fronted waveform studies.21 3.3.1 General.21 3.3.2 Lightning strikes.21 3.3.3 Busbar flashover studies.22 3.4 Insulation co-ordination.22 4 Losses.23 4.1 Background.23 4.2 AC filter component losses.24 4.2.1 General.24 4.2.2 Filter/shunt capacitor losses.24 4.3 Re
15、actor and resistor losses.25 4.3.1 General.25 4.3.2 Filter resistor losses.26 4.3.3 Shunt reactor losses.26 4.4 Criteria for loss evaluation.27 4.4.1 General.27 4.4.2 Fundamental frequency AC filter busbar voltage.27 4.4.3 Fundamental frequency and ambient temperature.27 4.4.4 AC system harmonic imp
16、edance.28 4.4.5 Harmonic currents generated by the converter.28 4.4.6 Pre-existing harmonic distortion.29 4.4.7 The anticipated load profile of the converter station.29 5 Design issues and special applications.29 5.1 General.29 IEC TR 62001-4:2016 IEC 2016 3 5.2 Performance aspects.30 5.2.1 Low order harmonic filtering and resonance conditions with AC system.30 5.2.2 Definition of interference factors to include harmonics up to 5 kHz.31 5.2.3 Triple-tuned filter circuits.31 5.2.4 Harmonic AC fil
