FIELD: machine building.
SUBSTANCE: invention relates to an engine system with a supercharged, comprising turbocharger, supercharger and turbocharger control methods using a control valve. Method of engine turbocharger management by multistage control valve, wherein in the first mode of operation, activate the first stage the control valve on the basis of boost pressure data produced by the turbocharger, activate the second stage of the control valve on the basis of data on the temperature of the catalytic converter downstream of the turbocharger, the first level regulating valve configured to regulate openings in the second stage of the control valve and the bypass valve is activated simultaneously with the activation of the compressor of the second stage of the control valve.
EFFECT: invention provides heating of the catalyst and the boost-pressure control using only a single control valve.
18 cl, 5 dwg
