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ASHRAE - American Society of Heating, Refrigerating and Air-Conditioning Engineers, Inc.
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Recent Submissions
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BACnet - A Data Communication Protocol for Building Automation and Control Networks
Abstract: Chris Howard, Schneider Electric. 800 Federal Street, Andover, Massachusetts. This request for interpretation refers to the requirements presented in ANSI/ASHRAE Standard 135-2016, Clauses 5.2.1.2, 9.7.1 and 19.4, regarding ... -
A Data Communication Protocol for Building Automation and Control Networks
Abstract: This document lists all known errata to ANSI/ASHRAE Standard 135-2016 as of the above date. Each entry is cited first by clause, then page number, except where an erratum covers more than one clause. The back page marking ... -
BACnet - A Data Communication Protocol for Building Automation and Control Networks
Abstract: This parameter, of type BIT STRING, represents the bitmask that defines the bits of pMonitoredValue that are significant for comparison with values of pAlarmValues. This value is bit-wise ANDed with the pMonitoredValue ... -
Air-Conditioning System Design Manual - Third Edition
Abstract: This manual was prepared to assist entry-level engineers in the design of heating, ventilating, and air-conditioning (HVAC) systems. It is also intended as a design guideline reference manual for the more experienced HVAC ... -
BACnet - A Data Communication Protocol for Building Automation and Control Networks
Abstract: The purpose of this addendum is to present a proposed change for public review. These modifications are the result of change proposals made pursuant to the ASHRAE continuous maintenance procedures and of deliberations ... -
Energy Standard for Buildings Except Low-Rise Residential Buildings
Abstract: The corrections listed in this errata sheet apply to ANSI/ASHRAE/IES Standard 90.1-2019, I-P Edition. The first printing is identified on the outside back cover of the standard as “Product code: 86270 10/19”. Shaded items ... -
Air Quality within Commercial Aircraft
Abstract: These addenda were approved by a Standing Guideline Project Committee (SGPC) for which the Standards Committee has established a documented program for regular publication of addenda or revisions, including procedures for ... -
Measurement Procedures for Gaseous Contaminants in Commercial Buildings
Abstract: In the definition for semivolatile organic compound (SVOC) change the saturation vapor pressure from between 10ꞏ2 and 10ꞏ8 kPa to between 10–2 and 10–8 kPa -
Method of Testing Air-to-Air Heat/Energy Exchangers
Abstract: This standard prescribes the laboratory methods for testing the performance of air-to-air heat and energy exchangers. In this standard, an air-to-air heat/energy exchanger is a device to transfer heat, or heat and water ... -
ASHRAE DESIGN GUIDE FOR LOW- TO MID-RISE MULTIFAMILY RESIDENTIAL BUILDINGS
Abstract: Introduction The rapidly growing multifamily building sector represents a major opportunity to advance the goal of improving the energy performance and indoor air quality (IAQ) of the residential building stock. A recent ... -
Method for Performance Testing Centrifugal Refrigerant Compressors and Condensing Units
Abstract: This standard applies to centrifugal refrigerant compressors and condensing units using any refrigerants. This standard applies to single and multistage compressors with or without means of intermediate cooling. PURPOSE This ... -
Methods of Test for Rating Pool Heaters
Abstract: This standard provides methods of testing for heating capacity and energy efficiency. This standard applies to forced circulation heaters operated by gas, oil, and/or electricity— including heat pumps using ambient air, ... -
Adventures in Heat and Cold
Abstract: The ASHRAE Historical Committee proposed compiling biographical information on men and women who had made substantive contributions to the art and science of the industry ASHRAE serves. The project, part of the celebration ... -
Smart Grid Application Guide Integrating Facilities with the Electric Grid
Abstract: PURPOSE OF THIS GUIDE The purpose of this guide is to assist building owners, designers, and operators in understanding smart grid basics and identifying and evaluating the myriad of smart-grid-related options and ... -
Design Guide for Tall, Supertall, and Megatall Building Systems - Second Edition
Abstract: FOREWORD As the tall building industry moves into a new decade, it is appropriate to stand back and take stock of what we’ve accomplished, but also to be honest about where we have fallen short. The foreword to the first ... -
Design, Installation and Commissioning of Variable Refrigerant Flow (VRF) Systems
Abstract: This guideline provides the procedures and design factors a design engineer should consider; the requirements and installation factors the installing contractor should consider; and the performance, commissioning, and ... -
Method of Testing Liquid Chillers
Abstract: The corrections listed in this errata sheet apply to ANSI/ASHRAE Standard 30-2019. The first printing of 30-2019 is identified as “Product Code: 86087 5/19” on the outside back cover -
Proclaiming the truth - Second Edition
Abstract: Introduction Why entitle this illustrated history of ASHRAE Proclaiming the Truth? To John E. Starr, the first president of The American Society of Refrigerating Engineers (ASRE), “finding the truth” was the principal ... -
High Performance Sequences of Operation for HVAC Systems
Abstract: Approved by ASHRAE on January 27, 2020. This addendum was approved by a Standing Guideline Project Committee (SGPC) for which the Standards Committee has established a documented program for regular publication of addenda ... -
High Performance Sequences of Operation for HVAC Systems
Abstract: Approved by ASHRAE on January 27, 2020. This addendum was approved by a Standing Guideline Project Committee (SGPC) for which the Standards Committee has established a documented program for regular publication of addenda ...