Abstract: Ammonia precursor refilling device including a container storing an ammonia precursor in solid form; the container being configured to fit within a first volume during storage and to be enlarged to a second volume which is larger than the first volume; the container being provided with an opening which is closed by an opening mechanism; the second volume being measured for allowing the container to be filled through the opening with water in an amount sufficient to allow the ammonia precursor in solid form to be at least partially dissolved to form an ammonia precursor solution.

Abstract: A method for loading or reloading a decomposition unit of a vehicular system, the vehicular system including a filler pipe in communication with the decomposition unit. The method includes introducing at least one capsule including at least one protein component adapted to decompose ammonia precursor through the filler pipe and which is then guided through the filler pipe towards the decomposition unit.

Abstract: A housing for an ammonia-sensitive component in a selective catalytic reduction pollution-control system. This housing includes a wall and a trap configured to capture gaseous ammonia emanating from the wall or which, if it were not trapped, would emanate from the wall.

Abstract: A SCR method for purifying exhaust gases of an internal combustion engine of a vehicle, according to which an ammonia precursor is stored in a container mounted on board the vehicle. The method includes: decomposing one part of the ammonia precursor into an aqua ammonia; storing the aqua ammonia in a unit mounted on board the vehicle; metering the stored aqua ammonia into the exhaust gases.

Abstract: A liquid supply system for at least one ammonia-consuming unit mounted on board a vehicle, including: a container for storage of an ammonia precursor solution; at least one unit for storage of an aqueous ammonia solution containing at least 0.2% in weight of ammonia in water; and a mechanism supplying the aqueous ammonia solution to the ammonia-consuming unit.

Abstract: An SCR method for purifying the exhaust gases of an internal combustion engine of a vehicle, according to which ammonia gas is exclusively metered in the exhaust gases, the method comprising a step of releasing ammonia gas from at least one solid absorbing matrix where it is stored by sorption and a step of metering the released ammonia gas in the exhaust gases. The method is such that it comprises a step of regenerating the solid absorbing matrix that consists in: generating a refilling ammonia gas by thermally decomposing an ammonia precursor in a heater mounted on board the vehicle; directing the refilling ammonia gas to the solid absorbing matrix where it is stored thereon.

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: 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 tank for selective catalytic reduction purification of exhaust gases of a combustion engine of a vehicle, the tank is mounted on the vehicle and includes: a container configured to contain an ammonia precursor, and a system configured to decompose the ammonia precursor of the container into ammonia gas and storing it, the system being located at least partially inside the container and/or on a wall of the container.

Abstract: A tank for storing a gas, the gas being stored by sorption to a compound. The tank includes a receptacle configured to contain the compound. The receptacle includes a shock-absorbing mechanism.

Abstract: A method and system for purifying exhaust gases of a combustion engine or an SCR method for purifying exhaust gases of an internal combustion engine of a vehicle, according to which ammonia gas is exclusively metered in the exhaust gases. The method includes: releasing ammonia gas from at least one solid absorbing matrix where it is stored by sorption; metering the released ammonia gas in the exhaust gases; regenerating the solid absorbing matrix including: generating a refilling ammonia gas by chemically decomposing an ammonia precursor in a biochemical decomposition unit mounted on board the vehicle and storing at least one protein component adapted to decompose the ammonia precursor; directing the refilling ammonia gas to the solid absorbing matrix where it is stored thereon.

Abstract: A method and system for generating power on board a vehicle. The method includes: generating a gas by chemically decomposing an ammonia precursor in a biochemical decomposition unit mounted on board the vehicle and storing at least one protein component adapted to decompose the ammonia precursor; converting the gas into power in at least one power generator mounted on board the vehicle.

Abstract: A method for managing operation of a component of a system for storing and injecting an additive into exhaust gases of a combustion engine. The system includes a container for storing the additive and the method includes: obtaining an instantaneous measurement of concentration of additive and/or an instantaneous measurement of alkalinity of the additive and/or an instantaneous measurement of the temperature inside the container, by one or a plurality of measurement sensors mounted inside the container; determining reducing power of the additive based on the instantaneous measurement of concentration of additive and/or an instantaneous measurement of the alkalinity of the additive and/or temperature inside the container; generating a control signal, based on the defined reducing power; transmitting the generated control signal to the component.

Abstract: A vehicle supply system including a reservoir for storing a fluid; and a supply circuit arranged for being in fluid communication with the reservoir. The supply circuit is such that it includes a thermo-hydraulic section configured for generating a temperature difference between a first portion and a second portion of the thermo-hydraulic section, the temperature difference being capable of causing evaporation in the first portion and of causing condensation in the second portion such that an oscillating flow is generated between the first portion and the second portion. The supply circuit is such that it is configured for using the oscillating flow for sucking fluid from the reservoir.

Abstract: A device for measuring a pressure of a gas in a pollution control or energy storage system, including: a housing including an inlet and an outlet; a compound disposed inside the housing and configured to absorb at least one portion of gas entering the housing through the inlet, the non-absorbed portion of gas exiting the housing via the outlet; at least one sensor configured to measure a temperature of the compound; a processing unit configured to determine the pressure of the gas by using the temperature measurement from the sensor and a predefined pressure/temperature ratio.

Abstract: A method for diagnosing a system for storing a gas, the gas being stored by sorption on a compound, the system being mounted onboard a vehicle and including a tank configured to contain the compound and a control device configured to control a heating device to increase a temperature of the compound to release the gas. The control device obtains a set of information including at least one measurement of the temperature of the system, then carries out an estimation of the gas pressure in the system by using a predetermined kinetic model of desorption of the gas.

Abstract: An SCR method for purifying the exhaust gases of an internal combustion engine of a vehicle, according to which ammonia gas is exclusively metered in the exhaust gases, the method comprising a step of releasing ammonia gas from at least one solid absorbing matrix where it is stored by sorption and a step of metering the released ammonia gas in the exhaust gases. The method is such that it comprises a step of regenerating the solid absorbing matrix that consists in: generating a refilling ammonia gas by thermally decomposing an ammonia precursor in a heater mounted on board the vehicle; directing the refilling ammonia gas to the solid absorbing matrix where it is stored thereon.

Abstract: System for storing an internal combustion engine exhaust gas liquid additive, the said system comprising a tank for storing the additive and an “immersed” baseplate (1) positioned through an opening made in the bottom wall of the tank, the said baseplate comprising at least one orifice through which a system for injecting the said additive into the exhaust gases can be fed, and also incorporating at least one other active component of the storage system and/or of the injection system.

Abstract: System for storing an internal combustion engine exhaust gas liquid additive, the system comprising a tank for storing the additive and an “immersed” baseplate positioned through an opening made in the bottom wall of the tank, the baseplate comprising at least one orifice through which a system for injecting the additive into the exhaust gases can be fed, and also incorporating at least one other active component of the storage system and/or of the injection system.

Abstract: A tank for storing ammonia by sorption, the tank including cells, or cells made of plastic, that communicate with one another and with at least one orifice that communicates with the outside, the cells configured to contain a solid intended for the sorption of ammonia.