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  • ISA 77.44.01 : 2007

    Current The latest, up-to-date edition.

    FOSSIL FUEL POWER PLANT - STEAM TEMPERATURE CONTROLS

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2007

    Publisher:  International Society of Automation

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

    1 Purpose
    2 Scope
    3 Definitions
    4 Process measurement requirements
    5 Attemperation methods - Control and logic requirements
      for an attemperator control system for control of steam
      temperatures
    6 Control and logic requirements for a reheat steam temperature
      control by means of heat distribution
    7 Superheat control and logic requirements for once-through
      type boilers
    8 Common design requirements
    Annex A - References
    Annex B - Steam temperature control
    Annex C - Figures

    Abstract - (Show below) - (Hide below)

    Defines the major steam temperature control subsystems in boilers with steaming capacities of 200,000 lb/hr (25 kg/s) or greater.

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

    Committee SP77
    Development Note Supersedes ISA 77.44 (05/2001)
    Document Type Standard
    Publisher International Society of Automation
    Status Current
    Supersedes

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

    ISA 5.4 : 1991 INSTRUMENT LOOP DIAGRAMS
    IEC TR 62140-3:2002 Fossil-fired steam power stations - Part 3: Steam-temperature control
    IEEE/ASTM SI_10-2010 American National Standard for Metric Practice
    ISA 51.1 : 1979 PROCESS INSTRUMENTATION TERMINOLOGY
    ISA 5.1 : 1984 INSTRUMENTATION SYMBOLS AND IDENTIFICATION
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