TRANSPORTATION ENERGY DATA BOOK: EDITION 20 - Center for ...
TRANSPORTATION ENERGY DATA BOOK: EDITION 20 - Center for ...
TRANSPORTATION ENERGY DATA BOOK: EDITION 20 - Center for ...
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2<br />
2<br />
%<br />
0”<br />
z<br />
Table 4.22<br />
Federal Exhaust Emission Certification Standards <strong>for</strong> Gasoline- and Diesel-Powered Light Trucks (Category LDT4) a,b,c<br />
(grams per mile)<br />
Prior to<br />
Engine Tvne & Pollutant control 1968-69 1970-71 1972 1973-74 1975 1976-78 1979-81 1982-83 1984 1985-86 1987 1988-89 1990 1991-95 1996-<strong>20</strong>04<br />
Hydrocarbons (total)<br />
Non-methane hydrocarbons<br />
L--L-II __ cl_JU, 1 2.0 1 1.7 10.80 I f (0.80)<br />
,,: ._;I c ,.:‘.:,~.:.::::;:.... ,.\. ._.,_,._. . ..i. , ‘;. :oi>.:: .:Q’:>z.> $+,,:.:, ::::_. ;.:., . . .; ;,;,.:; ;, ,: :‘.: ., . ,. ..‘.j::.,.:‘i.:~::;:., : -.I’. ~““:::,.::;$j: : ._._.,.,,,.,,./ .:l:~.::~.:::;::~;~~;~,.~~~:::~.~.~~.~:::~,:.:;,:.: .,.,., j .i,.,_ .,:,< ,,._ ,. .,... y,‘..:.: ::::,.,- ,.,,: ,. ‘.. . . .‘,. . , :. . . . _~...<br />
‘...:.:.,.:.:,,.: . . .._..C _,._., . ; . . ..~~..j~.~~....:.~~,..~.:.~.~.~,~,~.-.~.’.~.~.~.~.~ ,i.,, : _: .:. : ‘..... :...: :.:.:.::.:.:.;.: .,..,, .\ , . . . :.;.:.:.;.. . . ,;,.,., . ~~~.~. ,.L’ . ._ :, ..:. . . :<br />
, i,, I.. ,,,.‘.ihi;aaa*x ~_. ._ .,.:.:.:.:.: .‘i’: :.: I. .:...:.: .::.:. .,., y:<br />
,_. ._ xi ‘“~~.~.‘...‘.‘..~...~.“ _...... :.:.:y;‘:.><br />
xx‘*~.x~\mI^ a*d ^ 0.39 (0.56)<br />
Carbon monoxide<br />
Cold-temp. carbon monoxide R<br />
8: d 1 23 1 39 ---Go--.--- --_-_ L-!L- _-____-_____ -...L..zL----- [ 5.0<br />
. . . . . . . . ..l..:~~:~Br’:‘:~~.:,~~ ..::i~j::ji:l:i:I,........:..~<br />
::.:..:.-..:.. ..I’. :.. : :...~:..,‘~.:‘j:‘,::.~~:;:,~~..~;.,<br />
,.F.‘~~‘:.:~.<br />
.j ,:?.:<br />
:.>;.:.:.,<br />
:.’ :.:..j;:;!:j:<br />
:::. :<br />
:::+::;,j ,~g~;~~i:;:~~..:..~:~~~<br />
,:.. ..::.;:...<br />
:‘._. :.: ‘: :: ::.;:.,:<br />
.,.._<br />
:‘::; ::,>:>;i<br />
,..... 1 12.5<br />
(7.3)<br />
(0<br />
Nitrogen oxides<br />
Particulates<br />
e<br />
.:..:. >;,:.:.:.:.; ..:.. i: ~.:i.:.;.:c,~.~.:.~...~ V..i,.~... .._I.... I.. . _... , .::. . Y:...-_...,.......:.5. . . . . . _....., . .._..I_ :.: ‘.::~:..’ :: . . :.,.: _: .::<br />
1 2.3 1 2.3 1 1.7 1 1.1<br />
:: ,, >‘:, ,.:.,.: ):.‘.:.>: ~:.,..,.““.,...‘,‘. ~ ,... ,.,. :i .,_, . . j . ,,.,.,__., . . . . _, :. ,._.,., : .:: ,_ ::: .___,,, . ., . : 2.; ::, ,.; , __.;, ,. _._.,..._._..___ ..::<br />
: . .<br />
.::,::,.<br />
. . .._ .>_.: _.,.,., _._ ;.. _., :__I ,.,~,...,.,.,. ,.. .,. ..\. ;._ ..,. .,:. .,.,<br />
. . . ..:.,>,.y:. . :.- ..‘.;“.” ~,I . ..i ,.\:&A.. .:_. .: c. ..;,: _: ;:.:, .i... . . . :i.. .
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