propane

(redirected from R-290)
Also found in: Dictionary, Thesaurus, Encyclopedia.

pro·pane

(prō'pān),
The 3-carbon member of the alkane series of hydrocarbons.

pro·pane

(prō'pān)
One of the alkane series of hydrocarbons.

propane

(prō′pān)
An inflammable odorless, colorless hydrocarbon, C3H8, that is present in natural gas.
References in periodicals archive ?
R-1234yf and R-290 (propane) have a near zero GWP, but they have flammability classifications of 2L and 3, respectively.
With multiple breakthroughs in energy efficiency, safety, noise reduction and material control, Midea R-290 product had obtained over 200 domestic and international patents before it was finally awarded the Blue Angel Certification.
[13] Zhang, W., Yang, Z., Li, J., Ren, C.-x., Lv, D., Wang, J., Zhang, X., and Wu, W., 2013, "Research on the flammability hazards of an air conditioner using refrigerant R-290," International Journal of Refrigeration, 36(5), pp.
The R-1270 behavior is similar to that of R-290 but with a more rapidly propagating flame in the tube (linear speed up to 0.89 m/s [35 in./s]).
Baseline and Alternative Refrigerant Data ASHRAE GWP, (a) GWP, (a) Refrigerant Safety AR4 AR5 Class (c) R-22 unit R-22 (Baseline) (a) A1 1810 1760 N-20B (b) A1 988 904 DR-3 (b) A2L 148 146 ARM-20B (b) A2L 251 251 L-20A (R-444B) (b) A2L 295 295 DR-93 (b) A1 1258 1153 Propane (R-290) A3 3 3 R-410A unit R-410A (Baseline) (a) A1 2088 1924 ARM-71A (b) A2L 460 461 R-32 (a) A2L 675 677 DR-55 (b) A2L 698 676 L41-2 (R-447A) (b) A2L 583 572 HPR-2A (b) A2L 600 593 (a) Sources: IPCC (Intergovernmental Panel on Climate Change) Assessment Report AR4 (IPCC 2007), IPCC AR5 (IPCC 2013) (b) GWP values for refrigerant blends not included in IPCC reports are calculated as a weighted average using manufacturer-supplied compositions.
(3) REFRIGERANT GLOBAL WARMING OZONE DEPLETION ASHRAE SAFETY POTENTIAL (GWP) POTENTIAL (ODP) CLASSIFICATION R-22 1,810 0.040 A1 R-404A 3,922 0 A1 R-507A 3,985 0 A1 R-407A 2,107 0 A1 R-410A 2,088 0 A1 R-407F 1,825 0 A1 R-1270 3 0 A3 R-290 (Propane) 3 0 A3 R-744 (Carbon 1 0 A1 Dioxide) R-717 (Ammonia) <1 0 B2L
Condensation heat transfer and pressure drop characteristics of R-290 (propane), R-600 (butane), and a mixture of R-290/R-600 in the serpentine small-tube bank.
List of Refrigerants from Brown (2007) R-11 R-41 R-134a R-152a R-236fa R-600 R-12 R-123 R-141b R-170 R-245ca R-600a R-22 R-124 R-142b R-218 R-245fa R-1270 R-32 R-125 R-143a R-227ea R-290 R-C318 Table A2.
R-290 can be expected to have a satisfactory COP, but lose about 15% capacity compared to R-22.
In light of the F-gas regulation, Emerson says r-290 is an attractive alternative to commonly used refrigerants.
The results of R-1270 (C[H.sub.3]CH=C[H.sub.2]), R-290 ([C.sub.3]H8), R-152a, R-143a, and R-32 by Jabbour (2004) with a 40 mm (1.6 in.) diameter tube are also shown in this figure.
The Velando CS remote freezer works with Carrier s pioneering CO2OLtecA system, using natural refrigerant carbon dioxide (CO2), with a Global Warming Potential (GWP) of one, while the plug-in freezer uses the low-GWP R-290 refrigerant, both compliant with the new EU F-gas Regulation.