Additional References » American National Standard for Equipment, Design and Installation of Ammonia Mechanical Refrigerating Systems

American National Standard for Equipment, Design & Installation of Ammonia Mechanical Refrigerating Systems. IIAR Ammonia Refrigeration Library, (1999). Applies to closed circuit mechanical refrigerating systems using ammonia as a refrigerant. Contains information to specify equipment and machinery room design and installation for ammonia mechanical refrigerating systems.

TABLE OF CONTENTS

Section 1.0 Purpose

Section 2.0 Scope

Section 3.0 Definitions

Section 4.0 General

  • 4.1, Ammonia Characteristics
  • 4.2, Physical Properties of Ammonia
  • 4.3, Refrigerant-Grade Ammonia Specifications
  • 4.4, System Types

Section 5.0 - Equipment

  • 5.1, Compressors
  • 5.2, Air-Cooled Condensers and Air-Cooled Desuperheaters
  • 5.3, Evaporative Condensers
  • 5.4, Shell-and-Tube Condensers and Double-Pipe Condensers
  • 5.5, Plate Heat Exchanger Condensers
  • 5.6, Forced Air Evaporator Coils
  • 5.7, Shell-and-Tube Evaporators (with refrigerant in shell)
  • 5.8, Shell-and-Tube Evaporators (with refrigerant in tubes)
  • 5.9, Plate Heat Exchanger Evaporators
  • 5.10, Pressure Vessels
  • 5.11, Refrigerant Pumps
  • 5.12, Refrigerant Valves
  • 5.13, Controls, Electric and Pneumatic
  • 5.14, Pressure-Relief Devices
  • 5.15, Pipe
  • 5.16, Visual Liquid Level Indicators
  • 5.17, Testing
  • 5.18, Materials

Section 6.0 - Machinery Room Design

  • 6.1, Room Ventilation
  • 6.2, Architectural

Section 7.0 - Installation

  • 7.1, Piping
  • 7.2, Insulation
  • 7.3, Pressure-Relief Piping
  • 7.4, Foundations and Equipment Supports
  • 7.5, Field Leak Testing
  • 7.6, Ammonia Handling and Storage

Section 8.0 - Titles and Sources of References

Appendix A - (Informative), Emergency Discharge of Ammonia Refrigerant

  • A.1, General
  • A.2, Emergency Discharge Methods
  • A.3, General Design Criteria
  • A.4, Discharge to Atmosphere
  • A.5, Discharge to Water Diffusion System
  • A.6, Discharge to High Temperature Oxidation Process

Appendix B - (Informative), Method for Calculating Discharge Capacity of Positive Displacement Compressor Pressure-Relief Device

Appendix C - (Informative), Insulation

  • C.1, Purpose
  • C.2, Material
  • C.3, Installation
  • C.4, Inspection

Appendix D - (Normative), Minimum Values of Design Pressure and Leak Test Pressures - NH3

Appendix E - (Informative), Purging