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  • ASHRAE Addendum x to ASHRAE Guideline 36-2018
    condenser water temperature setpoint from the cooling tower LIFTminX values can also be used to control minimum head pressure indirectly when direct control head pressure control is not available
  • REFRIGERATION EQUIPMENT - ASHRAE
    cooling requirements of building HVAC systems Primary topics are vapor compression refrigeration, absorption refrigeration, and cooling towers Additional information can be obtained from the 2018 ASHRAE Handbook—Refrigeration and the 2020 ASHRAE Handbook—HVAC Systems and Equipment 1 Mechanical Vapor Compression
  • Energy Standard for Buildings Except Low-Rise Residential . . . - ASHRAE
    is assured by the LCCA done for VAV systems, variable-flow chilled-water pumps, and cooling tower fans, which have the same 5 hp threshold yet operate fewer hours and or much less turn-down than garage ventilation fans Note: In this addendum, changes to the current standard are indicated in the text by under-
  • ANSI ASHRAE ICC USGBC IES Addendum g to ANSI ASHRAE ICC USGBC IES . . .
    For purposes of this table, open-circuit cooling tower performance “open-circuit coolin g tower performance” is defined as the water flow rating of the tower at the thermal rating condition listed in Table B-7 divided by the fan motor nameplate power
  • ASHRAE Standards and Guidelines
    ANSI ASHRAE Standard 183-2007 (RA 2017) -- Peak Cooling and Heating Load Calculations in Buildings Except Low-Rise Residential Buildings (ACCA Co-sponsored) >> Purchase print or PDF ANSI ASHRAE Standard 185 1-2020 -- Method of Testing UV-C Lights for Use in Air-Handling Units or Air Ducts to Inactivate Airborne Microorganisms >> Purchase print
  • ANSI ASHRAE ICC USGBC IES Addendum i to ANSI ASHRAE ICC USGBC IES . . .
    Addendum i updates the cooling tower requirements by speci-fying different maximum concentrations of contaminants for different cooling tower materials and simplifying the calcula-tions for meeting the requirements This addendum also replaces the prescriptive cooling tower requirements in Section 6 4 2 1 with a set of revised
  • Energy Standard for Sites and Buildings Except Low-Rise . . . - ASHRAE
    The efficiencies and test procedures for both open- and closed-c ircuit cooling towers are not applicable to hybrid cooling to wers that contain a combination of separate wet and dry heat exchange sections that operate simultaneously
  • Standards and Guidelines - ASHRAE
    ASHRAE refrigerant designations (current as of May 2021) Section 9 of ANSI ASHRAE Standard 34-2019, Application Instructions, identifies the requirements to apply for designations and safety classifications for refrigerants
  • ASHRAE Addendum q to ASHRAE Guideline 36-2018
    ASHRAE Standards and Guidelines a re established to assist industry and the public by offering a uniform method of testing for r ating purposes, by suggesting This addendum includes control sequences for 2- pipe heating, 2- pipe cooling, and 4-pipe heating cooling fan-coil units (FCUs) It assumes the fan is variable speed but the
  • Energy Standard for Sites and Buildings Except Low-Rise . . . - ASHRAE
    Updates existing ASHRAE Standard 90 1-2019 ISMRE and ISCOP standards to ISMRE2 and ISCOP2 standards using the crosswalk analysis proposed by DOE in the February 1, 2022, notice of proposed rule for eight equipment classes





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