Abstract: A method to control a brake system in a vehicle, the vehicle comprising an auxiliary brake system configured to apply a brake force to at least one first wheel of the vehicle and a foundation brake system configured to apply a brake force to at least one second wheel of the vehicle. The method comprises, when a first brake force is or is to be applied to the vehicle by means of the auxiliary brake system and when an indication of an instability condition associated with a coming road section is detected initiating a transfer of at least a part of the first brake force applied to the vehicle by the auxiliary brake system to, instead, be applied by the foundation brake system prior to reaching the coming road section to overcome the detected instability condition, such that applied brake force may be distributed over additional wheels to increase stability.

Abstract: The present disclosure relates to a method for determining an adverse condition of a powertrain of a vehicle. According to a first aspect, this disclosure proposes a method for determining an adverse condition of a powertrain of a vehicle and comprising one or more shafts. The method comprises determining angular displacement between angular positions of one or more shafts of the powertrain at individual points along the powertrain. The method further comprises determining, based on the monitored angular displacement, an adverse condition of one or more parts of the powertrain. The method further comprises performing an action based on the determined adverse condition. The disclosure also relates to corresponding sensor arrangement and computer program, and to a vehicle comprising the sensor arrangement.

Abstract: The present disclosure relates to determining a following distance, between a vehicle and a vehicle travelling ahead. According to a first aspect, the disclosure relates to a method that comprises obtaining an amount of energy required to propel the vehicle along the upcoming road as a function of following distance to the vehicle travelling ahead and predicting, based on brake actuation performed by the vehicle during a previous time period, one or more driving disadvantages that will be caused by braking along an upcoming road as a function of the following distance. The method further comprises determining the following distance, based on the obtained amount and on the predicted driving disadvantages caused by braking along the upcoming road. The disclosure also relates to a corresponding control arrangement and computer program, and to a vehicle comprising the control arrangement.

Abstract: A method of controlling an internal combustion engine is disclosed, the internal combustion engine comprising at least two cylinders, wherein each cylinder comprises at least one fuel injector configured to inject fuel into the cylinder, wherein the method comprises controlling the fuel injection performed by the fuel injectors into the cylinders based on an estimate of a residual gas imbalance between the at least two cylinders. The present disclosure further relates to a computer program product, a control arrangement, an internal combustion engine, and a vehicle.

Abstract: The present invention relates to a method performed by a control arrangement for controlling braking of a vehicle comprising: a service brake system and at least one auxiliary brake system for applying a brake torque to at least driven wheels of the vehicle, driver maneuverable means for requesting brake torque from the service brake system, the method comprising, when a brake torque is requested by the driver, and when a temperature of a friction brake of the service brake system increases, or is expected to increase: reducing brake torque applied by the service brake system, and increasing brake torque applied by the at least one auxiliary brake system such that the total resulting brake torque corresponds to the driver requested brake torque. The invention also relates to a control arrangement, a computer program, a computer-readable medium and a vehicle comprising a control arrangement.

Abstract: A method is provided for controlling a speed of a vehicle using a Pulse and Glide (PnG) operation whereby the speed of the vehicle is controlled about a reference speed. The PnG operation comprises a pulse-phase during which the speed of the vehicle is increased to a first speed, higher than the reference speed, followed by a glide-phase during which the speed of the vehicle is allowed to decrease to a second speed, lower than the reference speed. When the PnG operation is being carried out and a speed reduction operation is commenced to decrease the speed lower than the reference speed, the method comprises adjusting the PnG operation such that the speed reduction to the decreased speed is carried out immediately following a speed increase in the pulse-phase to at least the first speed, wherein no propulsive torque is applied during the speed decrease.

Abstract: A method and a control arrangement for determining the status of a primary fluid tank or one or more secondary fluid tanks, each of the fluid tanks being arranged to contain a fluid or a mixture of fluids available in liquefied form and vaporised form and be connected to a second pressurized fluid conduit arrangement. The control arrangement determines a pressure drop (?p) associated with the fluid flow through the second pressurized fluid conduit arrangement. When the pressure drop (?p) exceeds a threshold, the control arrangement blocks the fluid flow from one of the fluid tanks to the second pressurized fluid conduit arrangement. Based on a subsequently determined pressure drop (?p), the control arrangement determines whether said one of the primary and secondary fluid tanks is empty of liquefied fluid.

Abstract: A control device and a method for controlling vehicle speed are provided. The method comprises determining a maximum allowable vehicle speed profile for an upcoming road section comprising an event expected to require a reduction of vehicle speed. The method further comprises determining a desired vehicle speed profile to reach a minimum point of the determined maximum allowable speed profile while avoiding vehicle speeds above the determined maximum allowable vehicle speed profile. The method further comprises simulating a vehicle speed profile for a first brake mode, and when the simulated vehicle speed profile for the first brake mode fulfils at least a first predefined criterion, braking the vehicle in accordance with the first brake mode.

Abstract: A method for propelling of a vehicle comprising a power train with an electric motor connected to a location in the vehicle intended for mounting of an energy supply unit intended for driving of the electric motor during normal operating conditions of the vehicle is described. The method comprises the steps of: connecting an electric power source to a power connection element mounted on the vehicle and being connected to the electric motor and to the location, disconnecting the location in order to accomplish a direct connection between the power connection element and the electric motor and propelling the vehicle by means of the electric motor powered by electricity from the electric power source. A method for manufacturing of a vehicle comprising a power train with an electric motor and a vehicle comprising a power train with an electric motor are also described herein.

Abstract: A fuel injector nozzle (9) is disclosed. The nozzle (9) comprises a nozzle tip (9?) comprising an inner surface (39) and an outer surface (41). The nozzle (9) further comprises a number of fuel injection holes (11) each forming an inlet opening (31) at the inner surface (39) and an outlet opening (32) at the outer surface (41). At least one fuel injection hole (11) has a geometrical centre line (c1) being curved along at least a first portion (p1) of the at least one fuel injection hole (11). The radius of curvature (r1) of the geometrical centre line (c1) increases as seen in a direction (d1?) from the inlet opening (31) towards the outlet opening (32). The radius of curvature (r1) increases continuously along the full first portion (p1) of the at least one fuel injection hole (11) as seen in the direction (d1?) from the inlet opening (31) towards the outlet opening (32). A fuel injector (1), an internal combustion engine (40), and a vehicle (2) are also disclosed.

Abstract: Disclosed are a control arrangement and method for controlling wheel slip in a vehicle comprising a plurality of mechanically independent powertrains. The plurality of mechanically independent powertrains comprises, as seen in a driving direction of the vehicle, a leading powertrain, and at least one trailing powertrain. The method comprises monitoring of estimated road friction for the leading powertrain and estimated road friction for the at least one trailing powertrain. When a derivative of a difference between the estimated road friction for the leading powertrain and the estimated road friction for the at least one trailing powertrain is above a threshold and the estimated road friction for the leading powertrain is greater than the estimated road friction for the at least one trailing powertrain, the method comprises reducing a maximum allowable wheel slip for the leading powertrain and controlling the leading powertrain in dependence of the reduced maximum allowable wheel slip.

Abstract: A vehicle assembly is disclosed comprising a vehicle member and a speed measuring arrangement for measuring a rotational speed of the vehicle member. The speed measuring arrangement comprises a set of elements arranged at a portion of the vehicle member and being configured to rotate in a first plane upon rotation of the vehicle member. The speed measuring arrangement further comprises a speed sensor unit comprising an end section facing the portion of the vehicle member from a first side of the first plane. The speed sensor unit comprises a Hall sensor arranged at the end section. The present disclosure further relates to a transmission unit comprising a vehicle assembly and a vehicle.

Abstract: A method and control arrangement for controlling operation of a fan in a cooling system of a vehicle, wherein operation of the fan is controlled based on a temperature of a coolant in the coolant system meeting a set-temperature of the coolant. The method comprises monitoring an engine oil temperature of an engine of the vehicle during a plurality of driving cycles with the vehicle; and adjusting the set-temperature of the coolant based on a measure indicative of a plurality of maximum temperatures of the engine oil during the plurality of driving cycles.

Abstract: The present disclosure relates to methods for operating an articulated vehicle comprising a pulling vehicle and a trailer. The pulling vehicle comprises one or more sensors arranged to monitor an environment of the articulated vehicle. The method comprises detecting, in the monitored environment, an occluded region in a neighbouring driving lane, wherein the occluded region is occluded by the trailer from a field of view of the one or more sensors. The method further comprises controlling the articulated vehicle in its present driving lane in a view phase in which the pulling vehicle is steered towards the neighbouring lane to thereby momentarily removing the trailer from the field of view in the neighbouring lane of the one or more sensors. The disclosure also relates to a corresponding control arrangement and computer program, and to a vehicle comprising the control arrangement.

Abstract: The present application relates to a power supply circuit of a vehicle, which power supply circuit comprises a first side (A) comprising a power source (14), a first battery pack (12) and first power consumers (16), a second side (B) connected in series with the first side (A), the second side (B) comprising a second battery pack (18) and second power consumers (20), an overload current breaker (22) provided between the first and the second side, said overload current breaker (22) having a pre-determined threshold breaking current (IThreshold) value, at which value the circuit is broken; a controller (24) connected to said power source for regulating voltage from said power source (14), the controller (24) being provided with said threshold breaking current (IThreshold) value, the controller further being operatively connected to devices (26, 28) providing information related to a current (Ich) through said overload current breaker (22).

Abstract: The invention relates to a method performed by a first control device for controlling assembly of a vehicle from a set of modules, the set of modules comprising: at least one drive module and at least one functional module, wherein the at least one drive module comprises a pair of wheels and is configured to be autonomously operated, and wherein each module in the set of modules comprises at least one interface releasably connectable to a corresponding interface on the other module, the method comprising: commanding a second control device of the at least one drive module to physically connect the at least one drive module with the at least one functional module to assemble a vehicle; and receiving, from at least one of the modules of the assembled vehicle, a verification of the connection between the modules.

Abstract: A method of operating a cooling system of a vehicle is disclosed. The cooling system comprises a first and a second coolant circuit. The first coolant circuit comprises a first coolant pump, a conduit section connected to a pump inlet of the first coolant pump, a primer conduit, a filling point, and a conduit portion located between the filling point and the pump inlet, wherein the conduit portion is arranged below the pump inlet. The method comprises the steps of initiating a supply of coolant from the second coolant circuit to the conduit section via the primer conduit during standstill of the first coolant pump, and then initiating operation of the first coolant pump. The present disclosure further relates to a computer program, a computer-readable medium, a control arrangement, a cooling system, and a vehicle.

Abstract: A method of a control system for controlling a vehicle speed v of a vehicle is presented. The method comprises: controlling the vehicle speed v towards an adjusted reference speed vref_adj based on: a reference speed vref provided by a speed control system of the vehicle; a usable road width Wur of a road section ahead of the vehicle; and an effective vehicle width Wev of the vehicle. Hereby, the safety and comfort of the driver is improved.

Abstract: A method performed by a control arrangement for controlling a vehicle during a downhill start, the vehicle comprising an electric machine configured to propel and/or brake the vehicle and a brake system configured to apply a brake force to the vehicle. The method comprises, following a detection of a downhill start indication, when the vehicle is maintained stationary on an inclined road section by means of a brake force applied by a brake system, controlling the electric machine to apply a brake torque while controlling the brake system to release the applied brake force, and controlling the electric machine to gradually decrease the applied brake torque to control the acceleration of the vehicle when set in motion in a downhill direction on the inclined road section. Hereby, the downhill start is performed in a controlled, safe, and predictable way resulting in an increased comfort and drivability of the vehicle.

Abstract: A control device and a method for controlling traveling speed of a vehicle for the purpose of maintaining a vehicle speed equal to or lower than a pre-set downhill speed. The method comprises simulating a vehicle speed profile for an upcoming road section if braking at a pre-identified power level would currently be requested, thereby obtaining a predicted maximum vehicle speed and a predicted time until a vehicle speed equal to or within a pre-selected interval of the pre-set downhill speed is reached. The method further comprises, if the predicted maximum vehicle speed is equal to or below the pre-set downhill speed and the predicted time is below a preselected threshold time limit, requesting braking at the pre-identified power level or at an adjusted power level.