Abstract: A barrier for separating cells of a battery is described. The barrier comprises a main body comprising a thermally insulating material wherein the main body comprises a first side and a second side opposite the first side. The barrier further comprises a thermally conductive layer coating at least a part of the first side of the main body. The thermally conductive layer enables heat to be conducted across at least the part of the first side of the main body. The thermally insulating material prevents heat being conducted through the main body from the first side of the main body to the second side of the main body.

Abstract: In some examples, a wing for an aircraft, the wing having a passive variable aeroelastic geometry for accommodating efficient flight at multiple aircraft speeds, comprises a wing skin comprising a composite structure comprising a lamination of multiple layers deposited for the wing skin according to a predetermined lamination profile, at least one of the layers comprising a continuous non-linear deposition of material, the wing skin comprising a stiffness distribution profile defined by the lamination profile.

Abstract: A method and apparatus for predicting failure of an engineering asset based on real-time data. The system comprises a plurality of sensors for measuring data on the engineering asset. The method of predicting failure comprises receiving a data record comprising data on the engineering asset collected from the plurality of sensors at time t, generating, using a trained machine learning algorithm, a probability PF that the received data record indicates that the engineering asset is in a faulty state; determining what number of data records received in a look-back time Lt are indicative of the engineering asset being in a faulty state, wherein the look-back time Lt is a time period occurring before the time t at which the data record was collected; and predicting a probability of the engineering asset failing during a horizon time Ht, wherein the horizon time Ht is a time period after time t at which the data record was collected.

Abstract: A method for generating a measure for insertion loss of an antenna structure comprising a radome defining a cavity to receive an antenna array. The method may comprise partitioning a user define geometry, which includes shape and dimensions, of the radome into a mesh comprising a first set of discrete geometric and topological cells, determining, for each cell, angles of incidence of electromagnetic radiation emitted from respective antenna elements of the antenna array for each scan angle of interest, the angles of incidence of electromagnetic radiation for a cell defining a distribution for that cell, on the basis of the distribution for a cell, assigning each cell to a zone of a set of zones for the radome, generating a measure of the insertion loss for each zone, and using the corresponding measure of insertion loss for a zone, selecting a structural configuration for the zone.

Abstract: A computer-implemented method of modifying images of an environment for storage or transmission comprises receiving (204; 404; 604, 608) user input defining at least one selected feature of, or within, an environment. An image of a portion of the environment is captured (212; 410; 614) using an image capture device. The method can identify (216; 414; 618, 622) at least one object and/or at least one area in the image based on the at least one selected feature, and modify (218; 416; 624) the image to include or exclude the at least one identified object and/or the at least one identified area. The modified image can be stored or transmitted (220; 418, 420; 626, 628).

Abstract: Systems and methods for supplying cooled air in a vehicle, for example an aircraft, are disclosed. The system comprises: an air cycle machine (ACM) configured to compress and cool a flow of air so as to produce a flow of cooled air; an airflow path configured to direct the cooled air from the ACM to one or more parts of the vehicle; and a phase change material (PCM) heat exchanger arranged to further cool the air prior to said air reaching at least one part of the vehicle among said one or more parts, in addition to cooling provided by the ACM.

Abstract: A fuel delivery device for air-to-air refuelling, the device comprising: a fuel outlet; and an optical transceiver, wherein the optical transceiver is configured to: illuminate the fuel delivery device to provide visual indication to an aircraft receiving fuel; and, transmit and receive data via optical wireless communication to the aircraft receiving fuel from the fuel delivery device.

Abstract: A method of providing a functionalized veil or tape for manufacture of fibre-reinforced composite parts, the method comprising: depositing functional particles (12) in and/or on a veil or tape (11), by flowing F a fluid (13), through the veil or tape (11), to provide the functionalized veil or tape, wherein the veil or tape comprises reinforcement fibres and the fluid includes functional particles.

Abstract: The present invention relates to the ruggedisation of electronic enclosures, particularly to the shock protection of racks, cabinets and enclosures of computers and servers. There is provided a ruggedised electronic enclosure, comprising a chassis, and a plurality of hardware components, wherein there is a reinforcement spine connected to the chassis and at least one hardware component, to prevent movement of said component during a shock-loading event.

Abstract: Air data estimation involves determining values of air data parameters such as airspeed, altitude, angle of attack and angle of sideslip. Accurate determination of air data parameter values is crucial to enable accurate control of an aircraft. An aircraft has an air data estimator comprising a machine learning model having been trained to predict air data parameter values from input values.

Abstract: A rake assembly for measuring fluid flow parameters in a fluid flow rig includes a housing comprising a wall which defines a flow inlet, a flow outlet, a flow passage extending from the flow inlet to the flow outlet, and an access aperture. The housing defines an Aerodynamic Instrument Plane (AIP) at, or partly downstream of, the flow inlet An instrumentation arm extending from a leading edge end to a trailing edge end can be removably mounted to the housing. When mounted to the housing wall the instrumentation arm extends through the access aperture at least partly across the flow passage. The access aperture and instrumentation arm sized so that: the instrumentation arm can be removed from the casing wall by drawing the instrumentation arm through the access aperture; and the instrumentation arm can be installed on the casing wall by inserting the instrumentation arm through the access aperture.

Abstract: According to the present disclosure, there is provided a fuze system for attaching to a munition body, the fuze system comprising: a body comprising a foremost section; a fuze located in the body; a power generator, attached to the body, for generating electrical power and providing it to the fuze system, the power generator configured to generate electrical power by interacting with an airstream around the fuze system, wherein at least a part of the power generator is located behind the foremost section, the at least a part of the power generator being arranged to rotate relative to the foremost section of the body.

Abstract: A data erasure system (100) comprising a memory (101) comprising a plurality of banks (101a-n). The data erasure system (100) further comprises a processor (102) configured to write data to and/or read data from one of the plurality of banks (101a-n) at a time. The data erasure system (100) further comprises an erasure module (106) configured to perform an erasure operation by overwriting data on two or more of the plurality of banks (101a-n) concurrently, wherein overwriting data on one of the two or 10 more banks (101a-n) is independent of overwriting data on another of the two or more banks (101a-n).

Abstract: A data transfer evaluation system and method for data transfer management are disclosed. For a data transfer request, bandwidth availability between communication nodes, during a period that incorporates a target commencement time for the requested data transfer, and transmittal data comprising a target transfer rate and a duration for an amount of data to be transferred at the target transfer rate are used to generate image data for a display unit to output an evaluation display that provides a visual indication as to whether the data transfer request is viable and that presents at least one graphical control element usable to modify the data transfer request to generate an updated evaluation display.

Abstract: There is disclosed a frame for supporting a head worn display on a user, comprising a first portion arranged for a first user eye and comprising a first casing for optical components, the first casing comprising a first casing reflector mount for a first casing reflector; a first back mount for a back reflector the back mount defining a plane for the back reflector and a corresponding back reflector axis perpendicular to the plane; a first front mount for a combiner, the front mount defining a plane for the combiner and a corresponding combiner axis perpendicular to the plane; wherein the back mount is arranged to position a back reflector proximate to the user's first brow and such that the casing is arranged to extend from an inner end proximate to the brow to an outer end proximate to the user's temple, a second portion arranged for the other eye and comprising: a second casing for second optical components, the second casing comprising a second casing reflector mount for a second casing reflector; a secon

Abstract: According to the present invention there is provided a vibration control system comprising: a resonator comprising: a base attachable to an external body; a control element; and one or more connection elements each having a resilient portion, wherein the control element is resiliently connected to the base by the one or more connection elements such that relative movement between the control element and the base is facilitated by the one or more connection elements; and a driving mechanism, wherein the resonator comprises at least a part of the driving mechanism.

Abstract: A range extension device, capable in use of being reversibly engaged to a body of an artillery carrier shell, said shell comprising a payload cavity, said range extension device comprising an internal cavity comprising at least one energetic material charge, and an igniter, wherein the range extension device comprises a first region with an aperture which faces rearwardly, and second region with a closed end, wherein the closed end in use extends into the payload cavity of the carrier shell.

Abstract: A computer-implemented method of simulating vessel behaviour comprises receiving (202) input data comprising at least an identifier for a vessel and position information of the vessel during real-world use of the vessel, and providing (204) the input data to a simulator application that simulates behaviour of vessels. The method further includes executing (206) the simulator application to perform a simulation based on the input data, and outputting (208) data generated by the simulation.

Abstract: There is disclosed a method of assembling a head worn display, the method comprising: providing a sub-assembly at a mount, the sub-assembly comprising an optical train having an output from which to present virtual imagery to a user at a first eye, and an input for receiving light bearing virtual imagery from an image source; initially Positioning an image source at the input to the optical train; generating test virtual imagery at the image source; monitoring at the output at least one quality of the test virtual imagery output from the optical train; adjusting the position and orientation of the image source, and further monitoring the at least one quality of the test virtual imagery; repeating the adjustment and further monitoring until the at least one quality is at or above a threshold of acceptability, thereby identifying an operational position for the image source relative to the input to the optical train; and fixing the image source at the sub-assembly in the operation position.

Abstract: According to the present disclosure there is provided an acoustic control system for controlling acoustic noise in a duct arranged to receive fluid flow therein, comprising: a resonator arrangement for connection to the duct, the resonator arrangement comprising a plurality of resonators, wherein the resonator arrangement is configured based on a flow rate of the fluid flow in the duct.