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  • IEEE 946-2004

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    IEEE Recommended Practice for the Design of DC Auxiliary Power Systems for Generating Systems

    Available format(s):  PDF

    Superseded date:  19-04-2021

    Language(s):  English

    Published date:  08-06-2005

    Publisher:  Institute of Electrical & Electronics Engineers

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

    1 Overview
      1.1 Scope
    2 Normative references
    3 Definitions
    4 General
      4.1 Description and operation
      4.2 Number of batteries
      4.3 Number of chargers and distribution panels
      4.4 System voltage and battery size considerations
      4.5 Physical layout
    5 Batteries
      5.1 General description
      5.2 Determination of battery duty cycles and battery size
          (capacity)
      5.3 Installation design
      5.4 Maintenance, testing, and replacement
      5.5 Qualification
    6 Battery chargers
      6.1 General description
      6.2 Determination of rated output
      6.3 Sample calculations
      6.4 Installation Design
      6.5 Output characteristics
    7 Distribution system and equipment
      7.1 Protective device description and rating
      7.2 Typical diagram
      7.3 Voltage ratings for dc powered components
      7.4 Instrumentation, controls, and alarms
      7.5 Special dc loads
      7.6 Design features to assist in battery testing
      7.7 Cross-tie between buses
      7.8 Qualification
      7.9 Available short-circuit current
    8 Spare equipment
    Annex A (informative) Bibliography
    Annex B (informative) Battery charger rating-sample calculations
          B.1 Introduction
          B.2 Formulas
          B.3 Sample calculations
    Annex C (informative) Batteries, available short-circuit
            current-sample calculations
          C.1 Introduction
          C.2 Discussion
          C.3 Sample calculations
    Annex D (informative) Effect of grounds on the operation of dc
            auxiliary power systems
          D.1 Introduction
          D.2 Discussion
          D.3 Sample evaluations
    Annex E (informative) Battery charger, short-circuit current
            contribution
          E.1 Abstract
          E.2 Discussion
          E.3 Sample evaluation

    Abstract - (Show below) - (Hide below)

    Presents guidance for the design of the dc auxiliary power systems for nuclear and non-nuclear power generating stations. The components of the dc auxiliary power system addressed by this recommended practice include lead-acid storage batteries, static battery chargers, and distribution equipment. Guidance for selecting the quantity and types of equipment, the equipment ratings, interconnections, instrumentation, control, and protection is also provided.

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

    Committee Energy Storage & Stationary Battery Committee
    Document Type Standard
    Publisher Institute of Electrical & Electronics Engineers
    Status Superseded
    Superseded By
    Supersedes

    Standards Referenced By This Book - (Show below) - (Hide below)

    IEEE 741-2007 IEEE Standard Criteria for the Protection of Class 1E Power Systems and Equipment in Nuclear Power Generating Stations
    IEEE 308-2012 REDLINE IEEE Standard Criteria for Class 1E Power Systems for Nuclear Power Generating Stations
    IEEE DRAFT 485 : FEB 95 RECOMMENDED PRACTICE FOR SIZING LEAD-ACID BATTERIES FOR STATIONARY APPLICATIONS
    IEEE 650-2006 IEEE Standard for Qualification of Class 1E Static Battery Chargers and Inverters for Nuclear Power Generating Stations
    IEEE 1187-2013 REDLINE IEEE Recommended Practice for Installation Design and Installation of Valve-Regulated Lead-Acid Batteries for Stationary Applications
    12/30260040 DC : 0 BS EN 62270 - GUIDE FOR COMPUTER-BASED CONTROL FOR HYDROELECTRIC POWER PLANT AUTOMATION
    IEEE 1657-2009 IEEE Recommended Practice for Personnel Qualifications for Installation and Maintenance of Stationary Batteries
    Z462-18 Workplace electrical safety
    IEEE DRAFT 338 : D4 2006 CRITERIA FOR THE PERIODIC SURVEILLANCE TESTING OF NUCLEAR POWER GENERATING STATION SAFETY SYSTEMS
    IEC 62270:2013 Guide for computer-based control for hydroelectric power plant automation
    IEEE 1818-2017 IEEE Guide for the Design of Low-Voltage Auxiliary Systems for Electric Power Substations
    CSA N290.8 : 2015 TECHNICAL SPECIFICATION REQUIREMENTS FOR NUCLEAR POWER PLANT COMPONENTS
    IEEE 1115-2014 IEEE Recommended Practice for Sizing Nickel-Cadmium Batteries for Stationary Applications
    IEEE 422-2012 IEEE Guide for the Design of Cable Raceway Systems for Electric Generating Facilities
    IEEE 690-2004 IEEE Standard for the Design and Installation of Cable Systems for Class 1E Circuits in Nuclear Power Generating Stations
    IEEE 1819-2016 IEEE Standard for Risk-Informed Categorization and Treatment of Electrical and Electronic Equipment at Nuclear Power Generating Stations and Other Nuclear Facilities
    NFPA 70E : 2018 ELECTRICAL SAFETY IN THE WORKPLACE
    IEEE 338-2012 IEEE Standard for Criteria for the Periodic Surveillance Testing of Nuclear Power Generating Station Safety
    IEEE 1826-2012 IEEE Standard for Power Electronics Open System Interfaces in Zonal Electrical Distribution Systems Rated Above 100 kW
    IEEE/IEC 1249-2013 IEC/IEEE Guide for Computer-based Control for Hydroelectric Power Plant Automation
    IEEE 450-2010 REDLINE IEEE Recommended Practice for Maintenance, Testing, and Replacement of Vented Lead-Acid Batteries for Stationary Applications
    IEEE 485-2010 IEEE Recommended Practice for Sizing Lead-Acid Batteries for Stationary Applications
    IEEE 741-2017 IEEE Standard for Criteria for the Protection of Class 1E Power Systems and Equipment in Nuclear Power Generating Stations
    IEEE 1491-2005 IEEE Guide for Selection and Use of Battery Monitoring Equipment in Stationary Applications

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

    IEEE C37.90-2005 IEEE Standard for Relays and Relay Systems Associated with Electric Power Apparatus
    IEEE 485-1997 IEEE Recommended Practice for Sizing Lead-Acid Batteries for Stationary Applications
    IEEE 741-2007 IEEE Standard Criteria for the Protection of Class 1E Power Systems and Equipment in Nuclear Power Generating Stations
    IEEE 1187-2013 REDLINE IEEE Recommended Practice for Installation Design and Installation of Valve-Regulated Lead-Acid Batteries for Stationary Applications
    NEMA MG 1 : 2016 MOTORS AND GENERATORS
    IEEE 1187-2002 IEEE Recommended Practice for Installation Design and Installation of Valve-Regulated Lead-Acid Batteries for Stationary Applications
    IEEE 1106-2015 REDLINE IEEE Recommended Practice for Installation, Maintenance, Testing, and Replacement of Vented Nickel-Cadmium Batteries for Stationary Applications
    IEEE 1115-2000 IEEE Recommended Practice for Sizing Nickel-Cadmium Batteries for Stationary Applications
    IEEE 649-1991 IEEE Standard for Qualifying Class 1E Motor Control Centers for Nuclear Power Generating Stations
    IEEE 535-2013 IEEE Standard for Qualification of Class 1E Vented Lead Acid Storage Batteries for Nuclear Power Generating Stations
    IEEE 484-2002 IEEE Recommended Practice for Installation Design and Installation of Vented Lead-Acid Batteries for Stationary Applications
    IEEE 384-2008 REDLINE IEEE Standard Criteria for Independence of Class 1E Equipment and Circuits
    IEEE 1184-1994 IEEE Guide for the Selection and Sizing of Batteries for Uninterruptible Power Systems
    IEEE 450-2010 REDLINE IEEE Recommended Practice for Maintenance, Testing, and Replacement of Vented Lead-Acid Batteries for Stationary Applications
    IEEE 690-2004 IEEE Standard for the Design and Installation of Cable Systems for Class 1E Circuits in Nuclear Power Generating Stations
    IEEE 1184-2006 IEEE Guide for Batteries for Uninterruptible Power Supply Systems
    IEEE 1189-1996 IEEE Guide for Selection of Valve-Regulated Lead-Acid (VRLA) Batteries for Stationary Applications
    IEEE C37.16-2009 REDLINE IEEE Standard for Preferred Ratings,Related Requirements, and Application Recommendations for Low-Voltage AC (635 V and below)and DC (3200 V and below) Power Circuit Breakers
    IEEE 627-2010 IEEE Standard for Qualification of Equipment Used in Nuclear Facilities
    IEEE 1115-2014 IEEE Recommended Practice for Sizing Nickel-Cadmium Batteries for Stationary Applications
    IEEE 485-2010 IEEE Recommended Practice for Sizing Lead-Acid Batteries for Stationary Applications
    NEMA PE 5:1997(R2003) Utility-Type Battery Chargers
    IEEE 650-2006 IEEE Standard for Qualification of Class 1E Static Battery Chargers and Inverters for Nuclear Power Generating Stations
    IEEE 308-2012 REDLINE IEEE Standard Criteria for Class 1E Power Systems for Nuclear Power Generating Stations
    IEEE 603-2009 REDLINE IEEE Standard Criteria for Safety Systems for Nuclear Power Generating Stations
    IEEE 649-2006 IEEE Standard for Qualifying Class 1E Motor Control Centers for Nuclear Power Generating Stations
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