Abstract: The invention relates to a tank (300) comprising an electrical device (400) attached to a first connector (100), said first connector being adapted for being coupled to a second connector, said first connector comprising a first plastic part (110) and at least one first electrically conductive contact element (121, 122), said at least one first electrically conductive contact element being electrically connected with said electrical device, said second connector comprising a second plastic part and at least one second electrically conductive contact element, said at least one second electrically conductive contact element being configured for being coupled with said at least one first electrically conductive contact element, wherein said first plastic part is adhered along a closed curve extending around the at least one first electrically conductive contact element to a plastic portion inside the tank.

Abstract: Urea tank and base plate with an integrated heating element in which the heating element comprising at least one resistive track affixed to one flexible film and/or placed between two flexible films.

Abstract: A method is provided for monitoring a chemical agent concentration in a chemical solution stored in a tank of a system of a motor vehicle. The system includes a pump driven by a motor where the pressure of the pump is controlled by a controller. The method includes measuring a plurality of values characteristic of the energy transmitted by the motor to the pump for a corresponding plurality of pump pressure values; determining at least one parameter of a relationship between the energy transmitted by the motor to the pump and applied pump pressure values from the plurality of measured values and the corresponding plurality of pump pressure value; and comparing the at least one parameter to predetermined reference parameters.

Abstract: It is proposed a method for activating/deactivating a biological catalyst used in a conversion system on board a vehicle, the vehicle comprising a source of energy adapted to activate the biological catalyst for converting a compound into reaction product. The method comprises the steps of: —detecting (SI) an event indicative of a filling/refilling of the conversion system with biological catalyst; —determining (S2) an amount of energy available at the source of energy; —starting at least one conversion operation comprising the steps of: (i) verifying (S3) whether the amount of energy available is greater than or equal to an amount of energy needed for activating the biological catalyst so as to achieve a predetermined level of conversion of said compound; (ii) if said verifying (i) is positive, activating (S4) the biological catalyst; —terminating (S7) said at least one conversion operation.

Abstract: A liquid delivery module including: a base plate positioned through an opening made in a wall of a liquid tank; a pump assembly configured to pump liquid from the base plate and to deliver the liquid to a supply line, via a hydraulic connector; a cover adapted to be fixed to the base plate. The pump assembly is mounted outside the tank. The hydraulic connector is partially or entirely integrated to the cover.

Abstract: A method of determining one physicochemical parameter of a chemical agent in a fluid is provided the method comprising the steps of: providing a pressurized fluid of said chemical agent upstream of a dosing unit in a line; changing the opening condition of said dosing unit at a determinable time to to provide a dosing of said fluid or a change in the dosing of said fluid; determining the time, tp, at which the pressure wave in said line resulting from the pressure drop upon changing the opening condition of said dosing unit is detected at a known distance, d, from said dosing unit; determining the velocity of wave propagation from said time interval tp?to and said known distance, d; and deriving the physicochemical parameter of said chemical agent from said velocity of wave propagation. The invention also pertains to a system for determining the physicochemical parameter of a chemical agent in a fluid, operating according to the same method.

Abstract: A process to pump liquid held in a passive tank to an active tank when the active tank has a liquid level below a set point level and when the passive tank contains liquid at a temperature above the freezing point of the liquid, the active tank including a discontinuous level gauge configured to provide at least x+1 indications of the level of liquid in tank as a function of the relative position of a moving part with respect to x set point levels, x being at least equal to 2. The process includes: reading the level indication from a level gauge; starting a pump and measuring a time during which a pump transfers liquid; stopping the pump if this time is greater than a time constant, which depends on the value of the level indication, and if a next set point level is not reached.

Abstract: A vehicle system includes a container for the storage of ammonia solution; a vehicle consuming unit; and a line including at least one residence time chamber arranged between the container and the vehicle consuming unit. The container is in fluid communication with the vehicle consuming unit through the line. The residence time chamber is arranged to be in thermal communication with a heat source on-board the vehicle. The heat source is the vehicle consuming unit and the residence time chamber forms loops coiled around the vehicle consuming unit.

Abstract: A vehicle system comprising a fuel cell, at least one container for the storage of ammonia precursor, and a first and second fuel generator. The first and second fuel generators are configured to convert the ammonia precursor into fuel for use in the fuel cell. The first fuel generator is configured to carry out the ammonia precursor conversion within a lower temperature range than the second fuel generator.

Abstract: A liquid vehicle tank (1) having a wall made of a plastic material, the tank (1) comprising a component (3, 5) affixed to the wall, the component (3, 5) having a portion (10) embedded in the wall, the embedded portion (10) having an external surface (21) a part of which is chemically incompatible with the plastic material of the wall, wherein the tank (1) also comprises a strengthening element welded to the wall over the embedded portion (10) of the component (3, 5).

Abstract: An inlet check valve intended to be entirely located within an internal volume delimited by a liquid tank of a vehicle and a filler pipe welded to the tank, the filler pipe defining a downstream direction followed by a liquid filling the tank, and an upstream direction opposite thereto the inlet check valve comprising a tube and, at the upstream end of the tube, resilient means for adapting the form of the tube to the internal wall of the filler pipe. The inlet check valve comprises hook means for securing the tube to an internal wall of the filler pipe and prevent the inlet check valve from moving within the filler pipe. The tube bears a skirt ending with an edge which can merge with the filler pipe wall when the latter is welded to the tank, making the edge a seal part of the inlet check valve.

Abstract: A module for use on-board a vehicle. The module includes a heater and at least a first and a second storage compartment. The first compartment at least partially surrounds the heater, and the second compartment at least partially surrounds the first compartment. The first compartment is configured to perform a first function in a first temperature range, and the second compartment is configured to perform a second function in a second temperature range, the second temperature range being lower than the first temperature range. The first compartment is in fluid communication with the second compartment. One function of the first and second function is receiving an ammonia precursor, and decomposing the ammonia precursor using a catalyst to generate an ammonia solution.

Abstract: It is proposed a plastic liner for the storage of hydrogen, comprising: a first barrier layer (3), —a second barrier layer (7) configured to be an inner layer in contact with hydrogen, at least one intermediate layer arranged between the first and the second barrier layers, wherein the second barrier layer (7) has a lower hydrogen permeability than said at least intermediate layer such that the second barrier layer (7) slows down the migration of hydrogen inside said at least one intermediate layer.

Abstract: The tank (10) for storing a liquid comprises at least one component (14) including at least one port (22) bringing the inside and the outside of the tank (10) into fluid communication. The component (14) comprises two separate members, namely a first member (16) integral with a wall (12) of the tank (10) and a second member (18) attached to an outer face of the wall (12) of the tank (10).

Abstract: A method for controlling a pressure inside a fuel tank system an board a vehicle is provided. The fuel task system comprises a feel tank and a venting circuit having at least one controllable pressure relief valve. The vehicle comprises a source of energy adapted to activate the pressure relief valve so as to move it from a closed position to a pressure relief position. The method composes detecting a key off event indicative of the vehicle shut-down; determining an amount of energy available at the source of energy; starting at least one pressure relief operation comprising: verifying whether the amount of energy available is lower than a first predetermined threshold amount, and if the verifying is positive, activating the pressure relief valve. The method further composes terminating the pressure relief operation.

Abstract: A valve including: a chamber configured to extend at least partly into a tank and to be connected via an upper venting aperture to a venting circuit; and a shut-off point defining a single maximum filling level within the tank, located away from the chamber, the shut-off point being in fluid communication with the chamber via a conduit, wherein the conduit includes a venting tube.

Abstract: A device for measuring a level of a liquid in a vehicle tank including at least one capacitive probe, the capacitive probe including a support structure supporting at least one plurality of capacitive elements arranged to form at least two rows of capacitive elements extending along a longitudinal axis, the rows of capacitive elements being spaced apart along an axis which is transverse to the longitudinal axis. The capacitive elements of the two rows of capacitive elements are offset along the longitudinal axis with respect to one another from one row to the next.

Abstract: A process is disclosed for manufacturing at least one wall of a tank and comprises at least a first layer of thermoplastic and a second foam-based layer. The second foam-based layer forms at least part of an anti-slosh device, and the process is characterized in that the first layer and the second layer are molded in the same mold.

Abstract: A method for diagnosing an electrical circuit including at least one electrical device, an actuator for the device controlled by a high side actuating switch and a low side actuating switch, and at least one additional switch not in series with any of the HS or LS switch, the method including: to each of the possible statuses of the circuit, giving a code; sequentially putting the circuit in at least some of these statuses for a given time period; during each of these periods, measuring voltage and/or current in different parts of the circuit and giving a code to the measurement; and establishing a diagnosis of correct functioning or of a malfunctioning of at least some elements of the circuit according to a pre-established correlation between the status codes and the measurement codes.

Abstract: The tool for welding of a mounting bracket on a tube for a tank comprises means for gripping of the tube, which clear access to a surface on the tube which is designed to be welded, means for heating of the surface which are mobile relative to the means for gripping of the tube, between a position of heating of the surface and a retracted position, means for heating of the mounting bracket, and means for gripping of the bracket which are mobile relative to the means for heating of the bracket and relative to the means for gripping of the tube, between a position for heating of the mounting bracket and a position for welding of the mounting bracket on the surface of the tube.