• IEC PAS 62001:2004

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    Guide to the specification and design evaluation of a.c. filters for HVDC systems

    Available format(s):  Hardcopy, PDF, PDF 3 Users, PDF 5 Users, PDF 9 Users

    Superseded date:  14-10-2009

    Language(s):  English

    Published date:  20-07-2004

    Publisher:  International Electrotechnical Committee

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    Table of Contents - (Show below) - (Hide below)

    FOREWORD
    1 INTRODUCTION AND OBJECTIVES
       1.1 General
       1.2 Definitions
       1.3 Introduction
       1.4 Past experience
       1.5 Objectives
       1.6 Approach
    2 GENERAL ASPECTS OF SPECIFICATIONS
       2.1 General
       2.2 Boundaries of responsibility
       2.3 Scope of studies
       2.4 Scope of supply
       2.5 Technical data to be supplied by Contractor
       2.6 Alternative proposals by Bidders
    3 PERMISSIBLE DISTORTION LIMITS
       3.1 General
       3.2 Voltage distortion
       3.3 Distortion limits pertaining to the HV and EHV
             network equipment
       3.4 Telephone interference
       3.5 Special criteria
    4 HARMONIC GENERATION
       4.1 General
       4.2 Converter harmonic generation
       4.3 Calculation methodology
       4.4 Sensitivity of harmonic generation to various factors
       4.5 Externally generated harmonics
    5 HARMONIC INTERACTION ACROSS CONVERTERS
       5.1 Introduction
       5.2 Interaction phenomena
       5.3 Interaction modeling
       5.4 Impact on a.c. filter design
       5.5 Study methods
       5.6 Possible countermeasures
       5.7 Recommendations for the Technical Specification
    6 FILTER ARRANGEMENTS
       6.1 Overview
       6.2 Advantages and disadvantages of typical filters
       6.3 Classification of filter types
       6.4 Tuned filters
       6.5 Damped filters
       6.6 Choice of filters
    7 FILTER PERFORMANCE CALCULATION
       7.1 Calculation procedure
       7.2 Detuning and tolerances
       7.3 Network impedance for performance calculations
       7.4 Outages of filter banks/sub-banks
       7.5 Considerations of probability
       7.6 Flexibility regarding compliance
    8 FILTER SWITCHING AND REACTIVE POWER MANAGEMENT
       8.1 Introduction
       8.2 Reactive power interchange with a.c. network
       8.3 HVDC converter reactive power capability
       8.4 Bank/sub-bank definitions and sizing
       8.5 Hysteresis in switching points
       8.6 Converter Q-V control near switching points
       8.7 Operation at increased converter control angles
       8.8 Filter switching sequence and harmonic performance
       8.9 Demarcation of responsibilities
    9 STEADY STATE RATING
       9.1 Introduction
       9.2 Calculation method
       9.3 A.C. network conditions
       9.4 De-tuning effects
       9.5 Network impedance for rating calculations
       9.6 Outages
    10 TRANSIENT STRESSES AND RATING
       10.1 General
       10.2 Switching impulse studies
       10.3 Fast fronted waveform studies
       10.4 Insulation co-ordination
    11 LOSSES
       11.1 Background
       11.2 A.C. filter component losses
       11.3 Filter reactor losses
       11.4 Criteria for loss evaluation
    12 DESIGN ISSUES AND SPECIAL APPLICATIONS
       12.1 Introduction
       12.2 Performance aspects
       12.3 Rating aspects
       12.4 Filters for special purposes
       12.5 Impact of new HVDC station in vicinity of an
             existing station
       12.6 Redundancy issues and spares
    13 PROTECTION
       13.1 Introduction
       13.2 General
       13.3 Bank and sub-bank overall protection
       13.4 Protection of individual filter components
       13.5 Personnel protection
    14 SEISMIC REQUIREMENTS
       14.1 General
       14.2 Load specification
       14.3 Method of qualification
       14.4 Examples of improvements in the mechanical design
    15 AUDIBLE NOISE
       15.1 General
       15.2 Sound active components of a.c. filters
       15.3 Sound requirements
       15.4 Noise reduction
    16 CUSTOMER SPECIFIED PARAMETERS AND REQUIREMENTS
       16.1 Introduction
       16.2 A.C. system parameters
       16.3 Harmonic distortion requirements
       16.4 Environmental conditions
       16.5 Electrical environment
       16.6 Requirements for filter arrangements and components
       16.7 Protection of filters
       16.8 Loss evaluation
       16.9 Field measurements and verifications
       16.10 General requirements
    17 EQUIPMENT DESIGN AND TEST REQUIREMENTS
       17.1 General
       17.2 Capacitors
       17.3 Reactors
       17.4 Resistors
       17.5 Arresters
       17.6 Instrument transformers
       17.7 Filter switching equipment
    18 FIELD MEASUREMENTS AND VERIFICATION
       18.1 Introduction
       18.2 Equipment and subsystem tests
       18.3 System tests
       18.4 In-service measurements
       18.5 Measurements of pre-existing harmonic levels
             for design purposes
    19 FUTURE DEVELOPMENTS
       19.1 Introduction
       19.2 New filter technology
       19.3 New converter technology
       19.4 Changing external environment
    20 REFERENCES

    Abstract - (Show below) - (Hide below)

    This document is a Guide to the specification and design evaluation of a.c. side harmonic performance anda.c. side filters for HVDC schemes. It is intended to be primarily for the use of the utilities and consultantswho are responsible for issuing the Technical Specifications for new HVDC projects and evaluating designsproposed by prospective suppliers.

    General Product Information - (Show below) - (Hide below)

    Committee TC 22/SC 22F
    Document Type Miscellaneous Product
    Publisher International Electrotechnical Committee
    Status Superseded
    Superseded By

    Standards Referencing This Book - (Show below) - (Hide below)

    IEEE 519 : 2014 RECOMMENDED PRACTICES AND REQUIREMENTS FOR HARMONIC CONTROL IN ELECTRICAL POWER SYSTEMS
    IEC 62271-100:2008+AMD1:2012+AMD2:2017 CSV High-voltage switchgear and controlgear - Part 100: Alternating-current circuit-breakers
    EN 50160 : 2010 AMD 1 2015 VOLTAGE CHARACTERISTICS OF ELECTRICITY SUPPLIED BY PUBLIC ELECTRICITY NETWORKS
    IEEE C37 : 1995 COMPLETE EDITION OF CURRENT STANDARDS PUBLISHED BY THE IEEE AND ANSI ON CIRCUIT BREAKERS, SWITCHGEAR, SUBSTATIONS, AND FUSES
    IEC 60099-4:2014 Surge arresters - Part 4: Metal-oxide surge arresters without gaps for a.c. systems
    IEC 60044-2:1997+AMD1:2000+AMD2:2002 CSV Instrument transformers - Part 2 : Inductive voltage transformers
    IEC 60265-2:1988 High-voltage switches. Part 2: High-voltage switches for rated voltages of 52 kV and above
    IEC 60076-10:2016 Power transformers - Part 10: Determination of sound levels
    IEEE C57.16 : 2011 REQUIREMENTS, TERMINOLOGY, AND TEST CODE FOR DRY-TYPE AIR-CORE SERIES-CONNECTED REACTORS
    IEC 60549:2013 High-voltage fuses for the external protection of shunt capacitors
    IEC 60694:1996+AMD1:2000+AMD2:2001 CSV Common specifications for high-voltage switchgear and controlgear standards
    IEC 60044-6:1992 Instrument transformers - Part 6: Requirements for protective current transformers for transient performance
    IEC 60871-1:2014 Shunt capacitors for a.c. power systems having a rated voltage above 1 000 V - Part 1: General
    IEC 60044-1:1996+AMD1:2000+AMD2:2002 CSV Instrument transformers - Part 1: Current transformers
    IEC 60099-5:2013 Surge arresters - Part 5: Selection and application recommendations
    IEC TR 61000-2-1:1990 Electromagnetic compatibility (EMC) - Part 2: Environment - Section 1: Description of the environment - Electromagnetic environment for low-frequency conducted disturbances and signalling in public power supply systems
    IEC 60034-1:2017 Rotating electrical machines - Part 1: Rating and performance
    IEC TR 60919-3:2009 Performance of high-voltage direct current (HVDC) systems with line-commutated converters - Part 3: Dynamic conditions
    IEEE 368 : 1977 MEASUREMENT OF ELECTRICAL NOISE AND HARMONIC FILTER PERFORMANCE OF HIGH-VOLTAGE DIRECT-CURRENT SYSTEMS, RECOMMENDED PRACTICE FOR
    IEC 60931-3:1996 Shunt capacitors of the non-self-healing type for AC power systems having a rated voltage up to and including 1000 V - Part 3: Internal fuses
    IEC 61000-4-7:2002+AMD1:2008 CSV Electromagnetic compatibility (EMC) - Part 4-7: Testing and measurement techniques - General guide on harmonics and interharmonics measurements and instrumentation, for power supply systems and equipment connected thereto
    IEC 60289:1988 Reactors
    IEC TS 60871-3:2015 Shunt capacitors for a.c. power systems having a rated voltage above 1000 V - Part 3: Protection of shunt capacitors and shunt capacitor banks
    IEEE 18 : 2012 SHUNT POWER CAPACITORS
    IEEE 693 : 2005 SEISMIC DESIGN OF SUBSTATIONS
    IEC 60168:1994+AMD1:1997+AMD2:2000 CSV Tests on indoor and outdoor post insulators of ceramic material or glass for systems with nominal voltages greater than 1000 V
    IEEE 776 : 1992 PRACTICE FOR INDUCTIVE COORDINATION OF ELECTRIC SUPPLY AND COMMUNICATION LINES
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