§1066.820. Composite calculations for FTP exhaust emissions.

40 C.F.R. § 1066.820

(a)

Determine the mass of exhaust emissions of each pollutant for each FTP test interval as described in § 1066.605.

(b)

Calculate the final composite gaseous test results as a mass-weighted value, e[emission]-FTPcomp, in grams per mile using the following equation:

(c)

Calculate the final composite PM test results as a mass-weighted value, ePM-FTPcomp, in grams per mile as follows:

(1)

Use the following equation for PM measured as described in § 1066.815(b)(1), (2), or (3):

(2)

Use the following equation for PM measured as described in § 1066.815(b)(4):

(3)

Use the following equation for PM measured as described in § 1066.815(b)(5):

Notes, amendments, and revision history

[79 FR 23823, Apr. 28, 2016, as amended at 81 FR 74214, Oct. 25, 2016]

Authority: 42 U.S.C. 7401-7671q.

Source: 79 FR 23823, Apr. 28, 2014, unless otherwise noted.

[79 FR 23823, Apr. 28, 2016, as amended at 81 FR 74214, Oct. 25, 2016]