mhurhangee/ep-ind-claims huggingface dataset:
A propeller control unit, PCU, (120; 220) for controlling pitch angles of blades of a propeller, comprising: a pitch angle actuator configured to be operatively connected to the blades of the propeller; a servo valve hydraulically connected to the pitch angle actuator and to a first hydraulic fluid source, the servo valve operable to receive hydraulic fluid from the first hydraulic fluid source and to flow the hydraulic fluid to and from the pitch angle actuator to control the pitch angles of the blades; and a feather valve having a body movable within a cavity, the feather valve having a first actuation port and a second actuation port both in fluid communication with the cavity, the body between the first actuation port and the second actuation port, the body being movable to selectively hydraulically connect the pitch angle actuator to the servo valve through the feather valve for controlling the pitch angles or to hydraulically connect the pitch angle actuator to a drain line through the feather valve for feathering the blades, characterised in that: the first actuation port and the second actuation port are hydraulically connected to a second hydraulic fluid source independent from the first hydraulic fluid source for receiving the hydraulic fluid from the second hydraulic fluid source and providing hydraulic pressure on the body of the feather valve. a pitch angle actuator configured to be operatively connected to the blades of the propeller; a servo valve hydraulically connected to the pitch angle actuator and to a first hydraulic fluid source, the servo valve operable to receive hydraulic fluid from the first hydraulic fluid source and to flow the hydraulic fluid to and from the pitch angle actuator to control the pitch angles of the blades; and a feather valve having a body movable within a cavity, the feather valve having a first actuation port and a second actuation port both in fluid communication with the cavity, the body between the first actuation port and the second actuation port, the body being movable to selectively hydraulically connect the pitch angle actuator to the servo valve through the feather valve for controlling the pitch angles or to hydraulically connect the pitch angle actuator to a drain line through the feather valve for feathering the blades, characterised in that: the first actuation port and the second actuation port are hydraulically connected to a second hydraulic fluid source independent from the first hydraulic fluid source for receiving the hydraulic fluid from the second hydraulic fluid source and providing hydraulic pressure on the body of the feather valve.
A system for facilitating an enhanced video pipeline in order to improve color perception, the system comprises: a first source configured to generate a first video stream, a second source configured to generate a second video stream, and a computing device, wherein the computing device is configured to superpose the first video stream onto the second video stream, thereby generating an output video stream, and wherein the computing device is further configured to calculate weighting factors for individual pixels or discrete pixel sets of adjacent individual pixels of the output video stream by analyzing the first video stream and/or the second video stream, characterized in that, the system further comprises a memory configured to store pre-calculated color manipulation matrices, and the computing device is further configured to utilize the weighting factors in order to determine the percentage of the pre-calculated color manipulation matrices so as to obtain a final color matrix for the output video stream and to obtain an altered color accordingly. a first source configured to generate a first video stream, a second source configured to generate a second video stream, and a computing device, wherein the computing device is configured to superpose the first video stream onto the second video stream, thereby generating an output video stream, and wherein the computing device is further configured to calculate weighting factors for individual pixels or discrete pixel sets of adjacent individual pixels of the output video stream by analyzing the first video stream and/or the second video stream, characterized in that, the system further comprises a memory configured to store pre-calculated color manipulation matrices, and the computing device is further configured to utilize the weighting factors in order to determine the percentage of the pre-calculated color manipulation matrices so as to obtain a final color matrix for the output video stream and to obtain an altered color accordingly.
Lighting fixture for illuminating building surfaces or parts of building surfaces, comprising a housing, at least one light source, in particular an LED (12, 12a, 12b, 12c), and at least one focussing lens, in particular a collimating lens (15, 15a, 15b, 15c) for focussing the light emitted by the light source, wherein a first outer lens plate, a central lens plate and a second outer lens plate are provided in the light path behind the focussing lens, on which a plurality of lens elements (22a, 22b, 22c, 23a, 23b, 23c, 69a, 69b, 69c, 70a, 70b, 70c) are respectively arranged, wherein the relative distances (32, 75) of each one of the two outer lens plates to the central lens plate are alterable by means of at least one adjustment device, wherein the lighting fixture provides different light distributions (37, 38, 39, 50a, 50b, 50c) in different positions of the lens plates spaced relative to each other, wherein the lens elements of the central lens plate are provided by curved facets that have a concavity that is spherical in shape or approximates a sphere, and/or is provided by a paraboloid of revolution, wherein the lens elements comprise lenticular lenses (22, 76) and/or sections of lenticular lenses (54a, 54b, 54c) on both of the outer lens plates (18, 74), and wherein the lenticular lenses of the first outer lens plate are elongated along a first direction and the lenticular lenses of the second outer lens plate are elongated along a second direction, wherein the second direction is perpendicular to the first direction.
A heat exchanger plate (4, 6, 8) having a vertical center axis (y) dividing the heat exchanger plate into a left and a right half (20, 22) delimited by a first and second long side (24, 26), respectively, a horizontal center axis (x) dividing the heat exchanger plate into an upper and a lower half (28, 30) delimited by a first and second short side (32, 34), respectively, and a port hole (36, 38, 42, 44) with a reference point coinciding with a center point of a biggest imaginary circle that can be fitted into the port hole, the port hole being arranged within the left half and the upper half, wherein the porthole has a form defined by a number of corner points (66, 68, 70) of an imaginary plane geometric figure of which at least one is displaced from an arc of the circle, and the same number of lines (74, 76, 78) connecting the corner points, wherein a first corner point of the corner points is arranged closest to a transition between the first short side and the first long side and on a first distance from the reference point, a second one of the corner points is arranged closest to the first corner point in a clockwise direction and on a second distance from the reference point and a third one of the corner points is arranged closest to the first corner point in a counter clockwise direction and on a third distance from the reference point, the port hole (36, 38, 42, 44) having one symmetry axis (s) only which extends through the first corner point and the reference point, characterized in that said lines (74, 76, 78) connecting the corner points are curved lines having no straight parts.
Apparatus for reduction of sonic vibrations in a liquid when driving down a foundation member below the surface of the liquid so that one end is rooted in the bottom of the liquid, characterized in that, - a tube structure is adapted for lowering a section of the tube structure below the surface of the liquid and suitable for longitudinally positioning the foundation member within the tube structure, - sealing means are in contact with the tube structure and adapted to create a contained volume by contact between the section of the tube structure below the surface and the foundation member when the foundation member is positioned longitudinally within the tube structure for driving down the foundation member, and - pumping means are adapted to remove liquid from the contained volume when the foundation member is positioned longitudinally within the tube structure and the contained volume has been created. - a tube structure is adapted for lowering a section of the tube structure below the surface of the liquid and suitable for longitudinally positioning the foundation member within the tube structure, - sealing means are in contact with the tube structure and adapted to create a contained volume by contact between the section of the tube structure below the surface and the foundation member when the foundation member is positioned longitudinally within the tube structure for driving down the foundation member, and - pumping means are adapted to remove liquid from the contained volume when the foundation member is positioned longitudinally within the tube structure and the contained volume has been created.
A method for signal processing in a receiver, the method comprising: in the receiver, receiving a Multi-User Multiple-Input Multiple-Output, MU-MIMO, signal comprising at least a first signal, which is precoded using a first precoding scheme and is addressed to the receiver, and a second signal, which is precoded using a second precoding scheme and is addressed to one or more other receivers; computing, in the receiver, an average error rate achievable in decoding the first signal in the presence of the second signal, wherein the average error rate is computed over a set of second precoding schemes that, if chosen and used for precoding the second signal addressed to the other receivers, would cause interference to reception of the first signal addressed to the receiver; selecting the first precoding scheme from among a plurality of available precoding schemes so as to satisfy a criterion defined over the average error rate; and sending feedback from the receiver to a transmitter transmitting the first signal, wherein the feedback depends on the selected first precoding scheme and causes the transmitter to control transmission of the first signal. in the receiver, receiving a Multi-User Multiple-Input Multiple-Output, MU-MIMO, signal comprising at least a first signal, which is precoded using a first precoding scheme and is addressed to the receiver, and a second signal, which is precoded using a second precoding scheme and is addressed to one or more other receivers; computing, in the receiver, an average error rate achievable in decoding the first signal in the presence of the second signal, wherein the average error rate is computed over a set of second precoding schemes that, if chosen and used for precoding the second signal addressed to the other receivers, would cause interference to reception of the first signal addressed to the receiver; selecting the first precoding scheme from among a plurality of available precoding schemes so as to satisfy a criterion defined over the average error rate; and sending feedback from the receiver to a transmitter transmitting the first signal, wherein the feedback depends on the selected first precoding scheme and causes the transmitter to control transmission of the first signal.
A device for enlarged-field astronomical imaging of a scene, comprising: an optical system comprising an optical axis rotatable along at least two axes of rotation; a two-dimensional optical detector comprising a detection surface substantially perpendicular to said optical axis, said detection surface defining, with the optical system, a given intrinsic field, said two-dimensional detector being configured for the acquisition, by means of said optical system, of raw images of portions of said scene of dimensions equal to the dimensions of the intrinsic field; a control unit configured to control the rotation of said optical axis, so as to enable the acquisition, over time, by the optical detector, of at least a first plurality of raw images of a plurality of different portions of said scene, said first plurality of raw images comprising a number strictly greater than 2 of raw images of different portions of the scene, the superposition of said portions forming said enlarged field, two successive portions of said plurality of portions having at least one common part, said at least one first plurality of raw images corresponding respectively to a plurality of positions of said optical axis; and a processing unit configured for calculating, for each acquisition of a raw image at a given time, an extended image of larger size than an extended image calculated previously, said extended image being calculated from said extended image calculated previously and from said raw image. an optical system comprising an optical axis rotatable along at least two axes of rotation; a two-dimensional optical detector comprising a detection surface substantially perpendicular to said optical axis, said detection surface defining, with the optical system, a given intrinsic field, said two-dimensional detector being configured for the acquisition, by means of said optical system, of raw images of portions of said scene of dimensions equal to the dimensions of the intrinsic field; a control unit configured to control the rotation of said optical axis, so as to enable the acquisition, over time, by the optical detector, of at least a first plurality of raw images of a plurality of different portions of said scene, said first plurality of raw images comprising a number strictly greater than 2 of raw images of different portions of the scene, the superposition of said portions forming said enlarged field, two successive portions of said plurality of portions having at least one common part, said at least one first plurality of raw images corresponding respectively to a plurality of positions of said optical axis; and a processing unit configured for calculating, for each acquisition of a raw image at a given time, an extended image of larger size than an extended image calculated previously, said extended image being calculated from said extended image calculated previously and from said raw image.
A tool for assembling a resolver of an electric machine, said electric machine comprising a casing, a machine rotor, a machine shaft, a machine stator comprising three-phase windings and a resolver that comprises a resolver rotor and a resolver stator, said tool comprising: a DC voltage applying device configured to apply a DC voltage across at least one phase of windings of the three-phase windings to create a static magnetic field by a DC electric current flowing through the at least one phase of windings, the static magnetic field being able to force the machine rotor to rotate to an angular orientation where an N-S direction of magnets of the machine rotor is aligned with an N-S direction of the static magnetic field and to keep the machine rotor stably in the angular orientation; and a pressing device configured to push the resolver rotor onto the machine shaft in an axial direction in a state that the machine rotor is kept in the angular orientation by the static magnetic field. a DC voltage applying device configured to apply a DC voltage across at least one phase of windings of the three-phase windings to create a static magnetic field by a DC electric current flowing through the at least one phase of windings, the static magnetic field being able to force the machine rotor to rotate to an angular orientation where an N-S direction of magnets of the machine rotor is aligned with an N-S direction of the static magnetic field and to keep the machine rotor stably in the angular orientation; and a pressing device configured to push the resolver rotor onto the machine shaft in an axial direction in a state that the machine rotor is kept in the angular orientation by the static magnetic field.
A liquid crystal display device, comprising: an array substrate having an opening configured to accommodate a lens; a color filter substrate opposite to the array substrate; a lens hole guide between the array substrate and the color filter substrate in a peripheral area of the liquid crystal display device, the lens hole guide in line with and surrounding the opening and being configured to support the array substrate around the opening and, together with the opening of the array substrate, being configured to accommodate said lens; and a black matrix, wherein a diameter of the opening is smaller than an inner diameter of the lens hole guide, characterised in that the black matrix is arranged between the color filter substrate and the lens hole guide and comprises an aperture having a diameter smaller than the diameter of the opening, and the aperture and the opening are in line with each other. an array substrate having an opening configured to accommodate a lens; a color filter substrate opposite to the array substrate; a lens hole guide between the array substrate and the color filter substrate in a peripheral area of the liquid crystal display device, the lens hole guide in line with and surrounding the opening and being configured to support the array substrate around the opening and, together with the opening of the array substrate, being configured to accommodate said lens; and a black matrix, wherein a diameter of the opening is smaller than an inner diameter of the lens hole guide, characterised in that the black matrix is arranged between the color filter substrate and the lens hole guide and comprises an aperture having a diameter smaller than the diameter of the opening, and the aperture and the opening are in line with each other.
A device for the discharge of a pressurised liquid, comprising: a liquid intake section, a liquid discharge lance (2300, 14300), a pump (2200, 3200, 4200, 5200), which can be connected to a motor (2100, 6100), the pump (2200, 3200, 4200, 5200) having an inlet connected to an intake section and an outlet connected to the discharge lance (2300, 14300), wherein the discharge lance (2300, 14300) and the pump (2200, 3200, 4200, 5200) are connected by a connection (2800, 2801, 2802, 2803, 2804) which has at the most three rotational degrees of freedom and/or one translational degree of freedom, the device further comprising an outlet check valve with a first position and a second position, wherein in the first position the outlet check valve is open, and wherein in the second position the outlet check valve can be opened if a pressure above a predetermined value is applied to its intake, and characterized by a control lever, operable to set the outlet check valve in the first position or in the second position. a liquid intake section, a liquid discharge lance (2300, 14300), a pump (2200, 3200, 4200, 5200), which can be connected to a motor (2100, 6100), the pump (2200, 3200, 4200, 5200) having an inlet connected to an intake section and an outlet connected to the discharge lance (2300, 14300), wherein the discharge lance (2300, 14300) and the pump (2200, 3200, 4200, 5200) are connected by a connection (2800, 2801, 2802, 2803, 2804) which has at the most three rotational degrees of freedom and/or one translational degree of freedom, the device further comprising an outlet check valve with a first position and a second position, wherein in the first position the outlet check valve is open, and wherein in the second position the outlet check valve can be opened if a pressure above a predetermined value is applied to its intake, and characterized by a control lever, operable to set the outlet check valve in the first position or in the second position.
A method for controlling an operation of a spacecraft, comprising: determining, using an inner-loop control, first control inputs for momentum exchange devices to control an orientation of the spacecraft; determining, using an outer-loop control, second control inputs for thrusters of the spacecraft to concurrently control a pose of the spacecraft and a momentum stored by the momentum exchange devices of the spacecraft, wherein the outer-loop control determines the second control inputs using a model of dynamics of the spacecraft, wherein the model includes dynamics of the inner-loop control, such that the outer-loop control accounts for effects of actuation of the momentum exchange devices according to the first control inputs determined by the inner-loop control; and controlling the thrusters and the momentum exchange devices according to at least a portion of the first and the second control inputs, wherein steps of the method are performed by a processor; wherein the outer-loop control is a model predictive control, MPC, that optimizes a cost function over a receding horizon subject to constraints on the pose of the spacecraft and constraints on inputs to the thrusters, wherein the cost function includes components for controlling the pose of the spacecraft and the momentum stored by the momentum exchange devices. determining, using an inner-loop control, first control inputs for momentum exchange devices to control an orientation of the spacecraft; determining, using an outer-loop control, second control inputs for thrusters of the spacecraft to concurrently control a pose of the spacecraft and a momentum stored by the momentum exchange devices of the spacecraft, wherein the outer-loop control determines the second control inputs using a model of dynamics of the spacecraft, wherein the model includes dynamics of the inner-loop control, such that the outer-loop control accounts for effects of actuation of the momentum exchange devices according to the first control inputs determined by the inner-loop control; and controlling the thrusters and the momentum exchange devices according to at least a portion of the first and the second control inputs, wherein steps of the method are performed by a processor; wherein the outer-loop control is a model predictive control, MPC, that optimizes a cost function over a receding horizon subject to constraints on the pose of the spacecraft and constraints on inputs to the thrusters, wherein the cost function includes components for controlling the pose of the spacecraft and the momentum stored by the momentum exchange devices.
A method for inducing or promoting in vitro growth and proliferation of at least one cell by a light source device comprising a light emitting element, the method comprising: providing blue light to said at least one cell by emitting a blue light having a wavelength ranging from 435 to 460 nm, at a transmitted fluence ranging from 0.01 to 18.5 J/cm 2 so that the cell receives an effective fluence ranging from 0.01 to 10 J/cm 2 and a power density ranging from 0.05 to 30 mW/cm 2 by said emitting element.
An inflatable bioreactor bag comprising: a top sheet of polymer material; and a bottom sheet of the polymer material coupled along at least one edge of the top sheet to form a sealed bag, wherein the polymer material is formed from a composition comprising: A. a copolymer of ethylene and at least one α-olefin; and B. between 25 and 300 ppm by weight of α-tocopherol relative to the component A. a top sheet of polymer material; and a bottom sheet of the polymer material coupled along at least one edge of the top sheet to form a sealed bag, wherein the polymer material is formed from a composition comprising: A. a copolymer of ethylene and at least one α-olefin; and B. between 25 and 300 ppm by weight of α-tocopherol relative to the component A. A. a copolymer of ethylene and at least one α-olefin; and B. between 25 and 300 ppm by weight of α-tocopherol relative to the component A.