propane

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Words related to propane

colorless gas found in natural gas and petroleum

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2.3g of powder evaluated at 6.4 L/min with various gas mixtures 1st full mix HC only HC+CO HC+NO 2nd full mix C3H6 363 283 296 384 355 C2H4 381 328 313 405 373 C3H8 431 448 447 481 453 Note: Table made from bar graph.
Model gas test conditions of N[H.sub.3] formation Gas composition Rich Stoichio NO 0.100% 0.100% CO 0.800% 0.800 % C3[H.sub.6] 0.010% 0.010% C3H8 0.040% 0.040% [H.sub.2]0 5.000% 5.000 % [0.sub.2] 0% 0.5 % [N.sub.2]0 0.050% 0.050% Balance gas He He Total flow rate 300cc/min 300 cc/min Lambda 0.839 0.980 A/F perturbation None None Evaluation Temperature 600 [degrees]C 600 [degrees]C Sample weight 50 mg 50 mg Detector FTIR (IWATA) FTIR (IWATA) Table 4.
The dependence of the diffusion coefficient on the filling factor was investigated for several gases (C[H.sub.4], [C.sub.2][H.sub.6], and C3H8) in silicalite-1 membrane at times t > 10s [57].
Gas Composition / Gas Chromatograph Methane C2H6,N2,CO2 C3H8 etc Other Concentration >80% 0.5%-5% 0.1%-0.5% <0.1% Uncertainty [+ or -] 0.2% [+ or -] 3% [+ or -] 10% [+ or -] 20% Heating Value On-line Spot GC Sample Autosapler Concentration Uncertainty [+ or -] 0.3% [+ or -] 0.3% [+ or -] 0.4% Heating Value Correlation Technique Modelling Concentration Uncertainty >[+ or -] 0.3% [+ or -] 0.35%- [+ or -] 1% Hydrocarbon Dewpoint Specific GC and Equation of Gravity state Chilled Mirror C6 + GC C9 + GC Uncertainty [+ or -] 0.3% [+ or -] 5 [+ or -] 2 [+ or -] 1.3 [degrees] C [degrees] C [degrees] C H2S Total S Moisture Embedded No Auto- GC Calibration Calibration Uncertainty [+ or -] 1 [+ or -] 2% [+ or -] 20% [+ or -] 2% lb/MMCF
But as the consumption of alternative fuels becomes comparable to that of the liquid fuels, other unregulated emissions like Methanol (CH3OH), Ethanol (C2H5OH), Formaldehyde (HCHO), Acetaldehyde (CH3CHO), Formic Acid (HCOOH), Acetic Acid (CH3COOH), Propene (C3H8), Ethylene (C2H4), Ethyne (C2H2) Benzene (C6H6), 1,3-Butadiene (1,3-C4H6), Toluene (C7H8), Butene (C4H8) etc.