The crada partner will develop next generation of low gwp refrigerants to be evaluated at ornl. Fluidi refrigeranti, refrigeranti, refripro, numero ashrae. Based on careful analysis, his team concluded that the numberone action we can take to reverse. Liste des principaux fluides frigorigenes liste non exhaustive. Low global warming potential refrigerants for air conditioning and refrigeration. R417a is the zero odp replacement for r22 suitable for new equipment and as a dropin replacement for. Neue kaltemittel in bitzer verdichtern new refrigerants in. The higher the gwp value, the more that particular gas warms the earth compared to carbon dioxide. Froidfrigoriste les basesretour dexperience youtube.
The gwp of r1234yf 4 is much lower than r4a 1430, and this is one of the reasons why it has been selected by most of the car industry as the replacement for r4a in europe for automotive ac. Hfos could allow use of current technologies minimizing conversion cost for the industry. Opteon refrigerants for air conditioning, refrigeration, and heat pump applications have the optimal balance of performance, environmental sustainability, safety, and cost. Ils presentent des alternatives a faible gwp qui reduisent limpact. Low gwp synthetic refrigerants, hydrofluorocarbons danfoss. Type refrigerant gwp group material oil hfc r32 675 a2l known r125 3500 a1 known r4a 1430 a1 known. Aspects on the development of hfo and hfohfc refrigerants. Opteon xl41 provides the lowest gwp alternative to r. The co2 equivalent data is shown on the serial plate i according to regulation ec 12722008, r4a and r404a gases are nonflammable and nontoxic. Cette methode est adaptee au refrigerants zeotropes. With their low gwp global warming potential these refrigerants do not or only barely contribute to the global warming. The listed components are known and tested for compatibility by bitzer. Les fluides r407a, r407f, r448a ou r449a ne doivent etre melanges avec aucun autre fluide frigorigene.
Cette remarque vaut surtout pour les installations a alimentation seche des evaporateurs. Pdf thermodynamic analysis of hydrocarbon refrigerants in a. Stationary air conditioning and heat pump systems running through modern buildings need to deliver top performance and low global warming potential gwp. The gwp global warming potential of the hfc r4a gas is 1430 and of the hfc r404a gas it is 3922. Les fluides frigorigenes sontils nefastes pour lenvironnement.
It can be expected that the final product mix will include many products that use an ultralow gwp fluid together with some products that have a higher gwp. Selecting and using gwp values for refrigerants page 3 this is why 100 year time horizon was selected to provide an appropriate compromise between short and long term effects. Les gwp des fluides afce alliance froid climatisation. Common refrigerants and their ozone depletion potential odp and global warming potential gwp are indicated below. R290 care 40 propane r290, also known as care 40, is refrigerant grade propane, a natural, or not in kind, refrigerant suitable for use in a range of refrigeration and air conditioning applications.
Xp10, a lowergwp refrigerant gwp of 600 650, was measured at full and partload conditions in a centrifugal chiller designed for r4a. The use of r290 is increasing due to its low environmental impact and excellent thermodynamic performance. It is especially aimed at medium and high temperature direct expansion refrigeration and air conditioning systems evaporating at 15c and above. Rapid recovery paul hawkens book drawdown looks at a number of strategies that would reverse the buildup of atmospheric carbon within thirty years. Teqco2 charge refrigerant kg x gwp teqco2 9,48 tonnes 14 x 677 r32. Therefore, it has been added to all new refrigerants under applications in the table below. Refrigerants that have a modest gwp can be sufficient for bringing down emissions. Indicateurs pour les differents fluides 10 dissertation.
Update on next generation low gwp refrigerants for. Pae du pays du mont blanc 102, rue georges toussaint bp 22 74190 passy telephone. Energy efficiencies with xp10 were close to those of r 4a, resulting in an 0. See kigali fact sheet 3 for further details about the range of gwps for existing and future technology options. Cpi fluid engineering is committed to partnering with industry stakeholders to navigate these challenges. In both systems, r600 is selected as working fluid due to its low ozone depletion and global warming potential and high cop en and cop ex that can be obtained by selecting this working fluid in. Uncertainties of gwp values why they have changed over time gwp values have been refined over the past two decades with the development of atmospheric science. This work introduced r 466a, a replacement for r410a that fulfills regulations gwp global warming potential. Tout climatiseur split fonctionnant au r410a ou r407. The refrigerant range has become much broader with the new fgas regulation 5172014 which promotes the transition to lower gwp refrigerants. The decision to use the low gwp refrigerant r1234yf in mobile air conditioning systems for passenger cars low gwp hfo refrigerant r1234yf also led to the development of alternatives for further mobile applications as well as stationary refrigeration, air conditioning and heat pump systems. Recovering highgwp refrigerant from decommissioned hvac equipment is a critical component of mitigating climate change. Gwp values for ozone depleting substances can range, for example, from 2 up to about 14,000. R4a 1430, a1 fluide frigorigene gwp, classement ashrae fluide.
For several refrigerants bitzer can deliver predicted performance data upon request. Indeed, next to energy efficiency, one of the key criteria of refrigerant choice is now the gwp. R1234yf is an important ingredient in the most promising lowgwp hfc blends. The so called low gwp refrigerants were and are being developed as environmentally and climate friendly refrigerant variants. Ozone depletion potential odp of a chemical compound is the relative amount of degradation it can cause to the ozone layerglobal warming potential gwp is a measure of how much a given mass of a gas contributes to global warming. The gwps of commonly used hfcs can range from global warming potential gwp is a measure. Doc fluide frigorigene christian harizo andriamahefa. Fact sheet 18 june 2015 35 however, the main problem arises from using co 2 as the reference gas because of the very long tail on its atmospheric lifetime.
One can deduce that the 150 gwp threshold by the same directive 402006 can be considered as low. Moderate hfcs gwp gwp 150 to 1,000 low hfcs, hfos and naturals gwp. Fluide gwp r32 675 r4a 1430 r404a 3922 r407a 2107 r407c 1774 r407f 1850 r410a 2088 r422d 2729 r437a 2550 r507a 3985 r1234yf 4 r1234ze 7 7,4 3,5 1,3 2,4 2,8 2,7 2,4. Vendeurs des freons, vente des fluides frigorigenes machines thermique, cycle frigorifique rendement des machines thermiques. Catalogue complet au format pdf climalife mafiadoc.
R409a forane fx56 r409a, also known as forane fx56, is an hcfc blend designed for retrofitting r12 systems. Opteon refrigerants deliver the performance and low gwp needed across all stationary ac and heat pump applications. Global warming potential, or gwp, is a measure of how. Highgwp refrigerants california air resources board. Gwp 70 since the directive 402006 prohibits charging in mobile airconditioning systems for new platforms as of 2011 and complete prohibition for new vehicles as of january 2017. The most lower gwp refrigerant mixtures are having components appearing in table 1. Le fluide des climatisations nest pas dangereux, selon les. Le gwp des autres fluides est donc exprime en kg equivalent co2. Gwp 1824 2107 28 0% 20% 40% r407c r427a r422d 60% 80% 100% production frigori.
56 979 1356 681 154 1221 450 47 1432 198 1454 88 871 467 1178 889 5 650 256 1310 555 1150 1561 1273 350 32 758 1426 407 790 175 265 1425 747 742 105 1416 280