Common low gwp refrigerants refrigerant name trade or common name global warming potential r 744 co2 1 r 290 propane 4 r 600a isobutane 5 r 1234yf hfo 1234yf 4 r 1234ze hfo 1234ze 1 r 152a hfc 152a 124.
Low gwp refrigerant pdf.
Hvac low gwp refrigerants at a glance 2015 100 2016 2017 93 2018 2020 63 2021 2023 45 31 2027 2029 24 2030 21 2024 2026 q.
Why should i stop using them.
Refrigerant regulatory landscape low global warming potential gwp refrigerants including the new a2l safety category technical research and development informing the standards safety standard upgrades for flammable.
Hfo 1234ze is the only medium pressure ultra low gwp alternative without an efficiency tradeoff high efficiency at full load and extraordinarily high efficiency at part load conditions oil free avoids challenges refrigerant.
Research development roadmap for next generation low global warming potential refrigerants w.
Burgos november 2014 notice this report was prepared as an account of work sponsored.
Transitioning to low gwp alternatives in commercial refrigeration centralized direct expansion dx where refrigerant is circulated directly from a central machinery room to the display cases in the sales area.
Movable room air more.
Temperature pressure density thermal capacity p h diagram t t t differences between low gwp refrigerants and hfcs t t t toxicity characteristics grades and limits for 3.
Refrigerant charges typically range from 1 45 lbs.
Thermodynamic properties of low gwp refrigerant.