Volvo Trucks Patente

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The disclosure relates to a storage tank (1) for a vehicle (100) for storing fluids, comprising:- an inner envelope surface (10) defining an inner volume (12) for storing fluids,- at least one wall (20, 20', 20", 20‴) which is releasably attached to the inner envelope surface (10) and defines a fluid barrier for fluid in the inner volume (12), wherein the inner envelope surface (10) is cylinder-formed and wherein the at least one wall (20, 20', 20", 20‴) is associated with a radial plane of the cylinder-formed inner envelope surface (10),wherein the at least one wall (20, 20', 20", 20‴) is configured to be moved inside the inner volume (12) to change a volume size of the inner volume (12) and/or to change volume sizes of sub-volumes (120, 122, 124) of the inner volume (12). The disclosure also relates to a vehicle (100).

The invention relates to a protective cover (1) for protecting a ventilation device (110) of a battery housing (1000), wherein the ventilation device (110) comprises an airflow opening (102) which is arranged to provide an airflow between an inside of the battery housing (1000) and an external environment, and wherein the battery housing (1000) and/or the ventilation device (110) comprises a first flange portion (104) which extends around the airflow opening (102), and which further extends in a radially outward direction with respect to the airflow opening (102),the protective cover (1) comprising:- an airflow duct (10) extending between a first opening (12) and a second opening (14), wherein the first opening (12) of the airflow duct (10) is arranged to be fluidly connected to the airflow opening (102) of the ventilation device (110) and wherein the second opening (14) is arranged to be fluidly connected to the external environment,- an attachment portion (20) associated with the first opening (12) for attaching the protective cover (1) to the first flange portion (104) so that the protective cover (1) covers the airflow opening (102), wherein the attachment portion (20), when being attached to the first flange portion (104), extends around the airflow opening (102),- wherein the protective cover (1) comprises at least two separate parts (30, 40) which are releasably attachable to each other and arranged so that the attachment portion (20) can be split into at least two separate attachment sections (22, 24) to allow the protective cover (1) to be attached to and released from the first flange portion (102). The invention also relates to a ventilation arrangement (100), a battery housing (1000) and a vehicle (200).

A cover structure (100) for a battery module and a battery module configured to hold a plurality of battery cells, the cover structure comprising: a first holding rail (102) and a second holding rail (104), each holding rail having corresponding alignment elements (112a-b); and a plurality of abrasion-resistant cover plates (106) positioned between the first holding rail and the second holding rail, wherein each cover plate includes a breakable opening (108) configured to facilitate gas exhaust in the event of a thermal runaway; and each cover plate comprises alignment elements (110a-b) at opposing ends, the alignment elements being configured to engage with the corresponding alignment elements (112a-b) of the first and second holding rails to position each cover plate between the first and second holding rails.

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Method for automatically adapting a view angle (1) of a displayed image on a side screen (3) of a rear vision system (5) of a vehicle (7), said rear vision system (5) having a side camera (9) adapted to generate said displayed image according to a varying view angle (1) between a minimal and maximal value, the method comprising following steps: obtaining instant GPS location data; obtaining a map; determining the location of the vehicle (7) on the map at each determined interval; adapting the view angle (1) of the displayed image in function of the location of the vehicle (7) on the map, the view angle (1) being set on a default value (21) outside the merging portions and the view angle (1) being varied according to a widening pattern (23) along a merging portion.

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A computer system (122) for thermal runway detection in an electrical energy storage device (102) comprising: a high voltage electrical energy storage device (102), a low voltage electrical energy storage device (104), thermal runaway detection sensors (1061, 106n) configured to detect thermal runaway events in cells or modules of the high voltage electrical energy storage device, the low voltage electrical energy storage (104) supplying power to the thermal runaway detection sensors (106) via a first power supply line (108), a first switch (110) in the first power supply line (108) between the low voltage electrical energy storage device and the thermal runaway detection sensors, a second switch (114) in a power supply line between the high voltage electrical energy storage device and the thermal runaway detection sensors, the computer system comprising processing circuitry (120) configured to: in response to a first condition, open the second switch (114) and engage the first switch (110), whereby the thermal runaway detection sensors (106) are powered by the low voltage electrical energy storage device (104), and in response to a second condition, open the first switch (110) and engage the second switch (114), whereby the thermal runaway detection sensors are powered by the high voltage electrical energy storage device (102).

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A computer system comprising processing circuitry configured to: determine, for a vehicle comprising a driver's cabin, that an engine or a motor of the vehicle has been turned off; receive, from a gradient determining device provided on the vehicle, information indicative of the gradient of the ground on which the vehicle stands; receive, from a sensor device of the vehicle, information indicative of the vehicle being in motion; determine, based on information or based on lack of information from an in-cabin sensor of the vehicle, that the driver is outside of the cabin; and control a gear arrangement of the vehicle to engage a forward gear or a reverse gear based on the information from the gradient determining device, in order to counteract movement of the vehicle due to the gradient of the ground.

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The present disclosure generally relates to a computer implemented method that has been implemented with the intention to performing sensor analysis in an exhaust gas aftertreatment system (EATS) (204) coupled downstream of an internal combustion engine (ICE) (202). The disclosed methodology is specifically adapted for determining a scale factor for a NOx sensor (214) that is arranged downstream of a position (207) where an amount of a reductant is injected into exhaust gases from the ICE. The present disclosure also relates to a corresponding engine system (200) and a computer program product.

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