Environmental Health

Table 1 Estimated parameters that depend on wind angle for reduced-form CO model giving results in ppm

From: Prediction and analysis of near-road concentrations using a reduced-form emission/dispersion model

Wind Angle (°)		Parameter
		k₁*	k₂	k₃	k₄*	k₅	k₆
0	360	0.00000	0.00000	0.000000	0.00000	0.00000	0.00000
10	350	0.00000	0.00000	0.000000	0.00000	0.00000	0.00000
20	340	0.00000	0.00000	0.000000	0.00000	0.00000	0.00000
30	330	0.00150	15.00000	1.000000	0.00000	0.00000	0.00000
40	320	0.00450	15.00000	1.000000	0.00000	0.00000	0.00000
50	310	0.00749	15.00000	1.000000	0.00000	0.00000	0.00000
60	300	0.01049	15.00000	1.000000	0.00000	0.00000	0.00000
70	290	0.01798	15.00000	1.000000	0.00000	0.00000	0.00000
80	280	0.04796	15.00000	1.000000	0.00000	0.00000	0.00000
90	270	0.17290	9.97114	0.006433	1.01566	12.00727	0.07714
100	260	0.21985	1.67889	0.003459	0.83589	14.95353	0.05500
110	250	0.20692	0.12304	0.003792	1.08186	2.38274	0.04362
120	240	0.18484	0.10808	0.003542	0.85176	0.64258	0.03523
130	230	0.17297	0.21253	0.003417	0.67201	0.25399	0.03149
140	220	0.18214	0.34664	0.003888	0.60689	1.05519	0.03347
150	210	0.15555	0.00000	0.003452	0.56272	0.00000	0.03094
160	200	0.15754	0.00000	0.003679	0.50882	0.11021	0.03178
170	190	0.15570	0.10760	0.003731	0.45450	1.95509	0.03241
180	180	0.14206	0.94140	0.003408	0.47168	0.00000	0.02969

Based on eq. (5) in text. Additional parameters are k₈ = -0.73912; k₉ = 0.99898; k₁₀ = -0.000026515; k₁₁ =10749; k₁₂ = -0.027061; and k₁₃ = 5.2826. Both wind angles shown use the listed parameters. Applies to an emission rate of 1 g km^-1 hr^-1.

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