23.10.2014 Views

Non-road fuel consumption and pollutant emissions ... - BAFU - CH

Non-road fuel consumption and pollutant emissions ... - BAFU - CH

Non-road fuel consumption and pollutant emissions ... - BAFU - CH

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

<strong>Non</strong>-<strong>road</strong> <strong>fuel</strong> <strong>consumption</strong> <strong>and</strong> <strong>pollutant</strong> <strong>emissions</strong> FOEN 2008 132<br />

Tab. 31 > Emission factors of petrol-powered boats (in g per kWh)<br />

Engine-power class<br />

2-stroke petrol engines<br />

4-stroke petrol engines<br />

Pre-SAV SAV SAV/EU Pre-SAV SAV EU<br />

Carbon monoxide (CO)<br />

100 kW 645 45 (73%) 139 350 45 (73%) 139<br />

Hydrocarbons (HC)<br />

100 kW 260 2.1 (52%) 5 20 2.1 (52%) 5<br />

Sources of emission factors:<br />

Same factor as for diesel engines<br />

(Tab. 27, Tab. 28)<br />

Limit value taking account of utilisation of<br />

limit value (figure in parentheses) in<br />

accordance with EMPA 2006<br />

Limit values less 30% due to requirement<br />

of complying with limit value for 10 years,<br />

Limit values less 10%<br />

Assumption or adopted level from<br />

another emission stage/engine-power<br />

class (arrow)<br />

Nitrogen oxides (NOX)<br />

100 kW 15 9.6 (64%) 9.6 3.5 9.6 (64%) 9.6<br />

Fuel <strong>consumption</strong> (FC)<br />

100 kW 650 380 380 380 380 380<br />

Assumptions regarding introduction of emission stages<br />

All engine-power<br />

classes<br />

(

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!