A method for defining cylinder torque demand during transitions in skip-fire engine operation of a combustion engine having a number N of cylinders, the method comprising: firing the engine in first cycles of a first pattern of N events, that defines for each cylinder of the engine a fire or skip…
A compression ignition engine, commercial vehicle comprising such an engine, and a method for improving starting behaviour of such an engine. The engine is operable in a normal mode or a cold start mode. In the normal mode, a fuel injection system is controlled to inject a main fuel injection in a…
According to the invention, a diagnostic method is provided for diagnosing a misfire condition of individual engine cylinders in a turbocharged diesel engine having at least a first and a second cylinder. The diagnostic method is characterized by defining a group of diagnosing functions (f1…
A truck, comprising a rear axle, comprising a motor housing extending laterally between rear wheels of the truck, and an electric motor and power transmission coaxially aligned in said motor housing and arranged for driving the rear wheels; and a suspension system, for suspending the rear axle to a…
A truck with cable support, comprising a chassis, accommodating an electric power source for powering an electric motor, an E-axle, comprising said electric motor and arranged as a rear wheel driving axle of the truck, a suspension system, suspending the E-axle to the chassis and allowing movement…
It is aimed to provide a power management system for an electrically driven vehicle that comprises a powertrain of at least two electric motors that can be selectively geared into the powertrain and an electric power source for powering the at least two electric motors. The power management system…
A truck or tractor semi-trailer combination interconnected via a fifth wheel, comprising a cabin and an air collection chamber, the air collection chamber provided between a rear end of the cabin and the semi-trailer and having a front wall substantially adjacent or identical to a cabin rear wall…
The invention concerns a method for controlling a compression release brake mechanism in an combustion engine comprising an air inlet system and an exhaust manifold connected to a turbocharger provided with a variable turbine geometry (VTG) turbine, said exhaust manifold further comprising an…
A monitoring system and method for detecting clogging through fouling of an air filter () of an internal combustion engine () comprising a differential pressure sensor means () for determining a differential pressure between an ambient environment and a position directly downstream of the air inlet…
An engine harness for guiding a plurality of cables adjacent an internal combustion engine operatively connected to an electrical system of a vehicle by said plurality of cables along a cable path between the internal combustion engine and the electrical system, said engine harness substantially…
A bracket for clamping an injector onto a cylinder head of an internal combustion engine, comprising a clamp section, arranged for providing a clamping force onto the injector to clamp the injector onto the cylinder head; a mount section, extending from the clamp section and arranged for mounting…
According to the invention, a method for air path control of a combustion engine is provided, comprising an EGR valve and a VGT turbine. The method comprises providing a cost function of a measured delta pressure between engine intake and exhaust manifold; determining a gradient of the cost…
According to the invention, a diagnostic system is provided for diagnosing a misfire condition is provided of individual engine cylinders in a turbocharged diesel engine having at least a first and a second cylinder associated with a common exhaust path. The system comprises a pressure sensor in an…
A short cyclic thermal treatment process in an engine aftertreatment system of a diesel engine in a vehicle, which may be able to recover and/or retain NOx conversion performance of an engine aftertreatment system by keeping the system clean from unintended pollution like accumulated urea deposits…
According to the invention, a method and system for estimating fresh air flow into a turbocharged engine () is provided. A controller () arranged to determine an actual fresh air mass flow in subsequent time frames by measuring, in an actual time frame, a pressure drop over a compressor () and…
It is aimed to provide a projection system for projecting signal data on a windscreen or side screens of a motor vehicle cabin. The system comprises a light source arranged for emitting a beam and a housing, to be configured at an elevated position in the cabin. The housing comprising a digital…