Patent ID: 6543217
Filing Date: 2003-04-08
Classification: B01D,B01J,F01P,Y02A,Y02T

Abstract:
A motor vehicle having an engine, a cooling circuit connected to the engine provided with a heat exchanger, a catalytic converter located downstream from said heat exchanger, wherein the catalytic converter is arranged to be heated by an air flow passing through the catalytic converter, wherein the catalytic converter is at least partially coated with catalytic material for conversion of environmentally harmful substances in ambient air, wherein the motor vehicle further comprises:a control unit; and a detecting means connected to said control unit, said detecting means connected to said control unit for determining a degree of conversion of one or more environmentally harmful substances by the catalytic coating of the catalytic converter, wherein said control unit is configured to measure the concentration of said one or more environmentally harmful substances before or after conversion of the one or more environmentally harmful substances into substances which are not harmful to the environment.