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Pages 317-319

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From page 317...
... Abbreviations A/F air-to-fuel ratio AAM Association of Automobile Manufacturers ACP alternative compliance plan AQMD Air Quality Management District ARB Air Resources Board in California (same as CARB) ASTM American Society for Testing Materials AT-PZEV advanced-technology partial zero-emission vehicle CAA Clean Air Act CAFE corporate average fuel economy CARB California Air Resources Board CIDI compression ignition direct injection CNG compressed natural gas CO carbon monoxide CO2 carbon dioxide COHb carboxyhemoglobin DOE U.S.
From page 318...
... 318 Abbreviations HEW U.S. Department of Health, Education and Welfare IC internal combustion LACPCD Los Angeles County Air Pollution Control District LDT light-duty truck LEV low-emission vehicle LPG liquified petroleum gas LVW loaded vehicle weight MDPV medium-duty passenger vehicle MDT medium-duty truck MDV medium-duty vehicle MECA Manufacturers of Emissions Control Association MOA memorandum of agreement MOBILE6 emissions model used by EPA for mobile sources MVPCB Motor Vehicle Pollution Control Board N2 diatomic nitrogen NAAQS National Ambient Air Quality Standards NAPCA National Air Pollution Control Administration NLEV National Low Emission Vehicle Program NMHC nonmethane hydrocarbon (see Appendix B for definition of various terms used for HCs)
From page 319...
... Abbreviations 319 SCAQMD South Coast Air Quality Management District SCR selective catalytic reduction SI spark ignition SIP state implementation plan SORE small off-road engine SULEV super ultra-low-emission vehicle TLEV transitional low-emission vehicle UAM urban airshed model UEGO universal exhaust gas oxygen (sensor) ULEV ultra-low-emission vehicle VOC volatile organic compound ZEV zero-emission vehicle

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