mhurhangee/ep-ind-claims huggingface dataset:
Method for profiling blades of an axial turbomachine having the steps of: a) preparing a geometric model of a blade profile (R, -1, +1); b) determining an oscillation mode of the geometric model; c) calculating a time profile of a position-dependent disruptive pressure p( x,t==p ges ( x, t)-p 0 ( x) in a channel between two adjacent blade profiles over an oscillation period of the oscillation belonging to the oscillation mode, wherein in order to calculate the profile it is assumed that the position-dependent disruptive pressure p( x,t) in the channel is proportional to the magnitude of a surface A( x,t) which extends in the channel and is arranged perpendicular to the flow lines between the two blade surfaces bounding the channel, and perpendicular to these blade surfaces, wherein x is a coordinate on one of the two blade surfaces, t is time, p 0 ( x) is the position-dependent pressure when the blade profiles are stationary, and p ges ( x,t) is the position-dependent total pressure; d) changing the geometric model and determining a different oscillation mode for the modified geometric model, as well as carrying out step c) with the modified geometric model and the different oscillation mode; e) determining the damping of the oscillation using the disruptive pressure profile p( x,t) calculated in step d) and accepting the modified geometric model for the case that the damping of the oscillation turns out to be greater than in step c), otherwise repeating steps d) and e) with another modified geometric model. a) preparing a geometric model of a blade profile (R, -1, +1); b) determining an oscillation mode of the geometric model; c) calculating a time profile of a position-dependent disruptive pressure p( x,t==p ges ( x, t)-p 0 ( x) in a channel between two adjacent blade profiles over an oscillation period of the oscillation belonging to the oscillation mode, wherein in order to calculate the profile it is assumed that the position-dependent disruptive pressure p( x,t) in the channel is proportional to the magnitude of a surface A( x,t) which extends in the channel and is arranged perpendicular to the flow lines between the two blade surfaces bounding the channel, and perpendicular to these blade surfaces, wherein x is a coordinate on one of the two blade surfaces, t is time, p 0 ( x) is the position-dependent pressure when the blade profiles are stationary, and p ges ( x,t) is the position-dependent total pressure; d) changing the geometric model and determining a different oscillation mode for the modified geometric model, as well as carrying out step c) with the modified geometric model and the different oscillation mode; e) determining the damping of the oscillation using the disruptive pressure profile p( x,t) calculated in step d) and accepting the modified geometric model for the case that the damping of the oscillation turns out to be greater than in step c), otherwise repeating steps d) and e) with another modified geometric model.
A wearable electronic device, comprising: a heart rate sensor configured to determine a heart rate of the user; a motion sensor configured to detect motion of a user, the motion sensor being operated in an initial calibration phase during which the heart rate sensor is powered and detecting the heart rate of the user, and the motion sensor is detecting the motion of the user, the calibration phase being used to compute a correspondence between motion of the user and the heart rate of the user, the motion sensor being operated in a low power phase during which the heart rate sensor is powered down and not detecting the heart rate of the user; and a processor configured to run a heart rate estimation module being configured to calculate an estimated heart rate of the user based upon the motion of the user detected from the motion sensor during the low power phase and based upon the correspondence between the heart rate of the user and the motion of the user determined in the initial calibration phase; wherein the heart rate estimation module is further configured to calculate a heart rate derivative and a representative motion value for each of a plurality of intervals during the initial calibration phase, and apply a statistical filter to the heart rate derivatives and the representative motion values calculated in the initial calibration phase in order to compute a correspondence between the heart rate of the user and the motion of the user. a heart rate sensor configured to determine a heart rate of the user; a motion sensor configured to detect motion of a user, the motion sensor being operated in an initial calibration phase during which the heart rate sensor is powered and detecting the heart rate of the user, and the motion sensor is detecting the motion of the user, the calibration phase being used to compute a correspondence between motion of the user and the heart rate of the user, the motion sensor being operated in a low power phase during which the heart rate sensor is powered down and not detecting the heart rate of the user; and a processor configured to run a heart rate estimation module being configured to calculate an estimated heart rate of the user based upon the motion of the user detected from the motion sensor during the low power phase and based upon the correspondence between the heart rate of the user and the motion of the user determined in the initial calibration phase; wherein the heart rate estimation module is further configured to calculate a heart rate derivative and a representative motion value for each of a plurality of intervals during the initial calibration phase, and apply a statistical filter to the heart rate derivatives and the representative motion values calculated in the initial calibration phase in order to compute a correspondence between the heart rate of the user and the motion of the user.
A method for detecting and locating a muzzle flash event, the method comprising imaging electromagnetic radiation, by an imager comprising a Photo Detector Array, sensitive in at least a portion of a SWIR spectrum between 1 μm and 3 μm, wherein the electromagnetic radiation propagating towards the PDA undergoes filtering by a filter of electromagnetic radiation configured and operable for selectively passing towards the PDA electromagnetic radiation of one or more spectral ranges of low transmission in atmosphere of said at least a portion of the SWIR spectrum, whereby said one or more spectral ranges of low transmission in atmosphere at least partially include one or more of the following: a trough situated around 1.15 μm, a trough extending from 1.34 μm to 1.50 μm, a trough extending from 1.80 μm to 2.00 μm, a trough extending from 2.50 μm to 2.90 μm; said imaging having an integration time shorter than 10 -2 s and wherein said imager comprises between 10,000 and 100,000 pixels or between 100,000 and 1,000,000 pixels, or more than 1,000,000 pixels.
A tine ring segment for a rotor of an agricultural implement, comprising: an arcuate base unit with a predetermined arc length, wherein the base unit defines an inner arc for mounting on a base roller of the rotor and an outer arc on which a plurality of tines protrude radially, wherein a first longitudinal end of the arc (11.1) of the base unit is provided with first connecting means (16, 17) and a second longitudinal end of the arc (11.2) of the base unit which is opposite to the first longitudinal end of the arc (11.1) is provided with second connecting means (18, 19), and wherein the second connecting means (18, 19) are configured as a functional counterpart to the first connecting means (16, 17) in order to produce a tine ring segment connection, wherein the base unit is configured as a hollow part in at least a subsection of its arc length, characterized in that the base unit comprises two arcuate half-shells (20, 30) which are placed together and shaped in a manner such that the two half-shells (20, 30) define a void between each other at least in the subsection of the arc length of the base unit. an arcuate base unit with a predetermined arc length, wherein the base unit defines an inner arc for mounting on a base roller of the rotor and an outer arc on which a plurality of tines protrude radially, wherein a first longitudinal end of the arc (11.1) of the base unit is provided with first connecting means (16, 17) and a second longitudinal end of the arc (11.2) of the base unit which is opposite to the first longitudinal end of the arc (11.1) is provided with second connecting means (18, 19), and wherein the second connecting means (18, 19) are configured as a functional counterpart to the first connecting means (16, 17) in order to produce a tine ring segment connection, wherein the base unit is configured as a hollow part in at least a subsection of its arc length, characterized in that the base unit comprises two arcuate half-shells (20, 30) which are placed together and shaped in a manner such that the two half-shells (20, 30) define a void between each other at least in the subsection of the arc length of the base unit.
A method of making a medical implant comprising: a) providing a polymeric material; b) consolidating the polymeric material; c) irradiating the consolidated polymeric material with ionizing radiation, thereby forming a consolidated and cross-linked polymeric material; d) machining the consolidated and cross-linked polymeric material, thereby forming a medical implant; and e) doping the medical implant with an antioxidant by diffusion, thereby allowing formation of a gradient of antioxidant in the consolidated polymeric material and forming an antioxidant-doped cross-linked medical implant. a) providing a polymeric material; b) consolidating the polymeric material; c) irradiating the consolidated polymeric material with ionizing radiation, thereby forming a consolidated and cross-linked polymeric material; d) machining the consolidated and cross-linked polymeric material, thereby forming a medical implant; and e) doping the medical implant with an antioxidant by diffusion, thereby allowing formation of a gradient of antioxidant in the consolidated polymeric material and forming an antioxidant-doped cross-linked medical implant.
An oven comprising: - a cooking chamber for housing food to be cooked; - a control unit; - a reservoir for containing a washing detergent at room temperature, the washing detergent having a corresponding activation temperature; - a liquid supply arrangement configured to be selectively activated by the control unit for supplying the washing detergent from the reservoir into the cooking chamber, - at least one liquid heating element (125; 270) configured to heat the washing detergent supplied by the liquid supply arrangement and to be selectively activated by the control unit, characterized in that the control unit is configured to perform the following ordered sequence of operations during a washing cycle of the cooking chamber: a) activate the at least one liquid heating element (125; 270) for a first time period sufficient to increase its temperature at least to the activation temperature; b) deactivate the at least one liquid heating element (125; 270); c) when the temperature of the at least one liquid heating element (125; 270) is about the activation temperature, activate the liquid supply arrangement while said at least one liquid heating element (125; 270) is deactivated, so that the washing detergent is heated by the at least one liquid heating element (125; 270) while supplied into the cooking chamber. - a cooking chamber for housing food to be cooked; - a control unit; - a reservoir for containing a washing detergent at room temperature, the washing detergent having a corresponding activation temperature; - a liquid supply arrangement configured to be selectively activated by the control unit for supplying the washing detergent from the reservoir into the cooking chamber, - at least one liquid heating element (125; 270) configured to heat the washing detergent supplied by the liquid supply arrangement and to be selectively activated by the control unit, a) activate the at least one liquid heating element (125; 270) for a first time period sufficient to increase its temperature at least to the activation temperature; b) deactivate the at least one liquid heating element (125; 270); c) when the temperature of the at least one liquid heating element (125; 270) is about the activation temperature, activate the liquid supply arrangement while said at least one liquid heating element (125; 270) is deactivated, so that the washing detergent is heated by the at least one liquid heating element (125; 270) while supplied into the cooking chamber.
A system for providing a film having a matte finish, the system comprising: Means for providing a coated substrate, the coated substrate comprising a first coatable material applied to a substrate, the coatable material forming a first major surface of the coated substrate, wherein the coatable material has a first major surface in contact with the substrate and a second major surface opposite the first major surface of the first coatable substrate; Means for changing the viscosity of the first coatable material on the coated substrate from a first viscosity to a second viscosity; A face-side roller having an outer surface positioned to contact the first major surface of the coated substrate with the second viscosity to impart a matte finish thereon; and Optionally, means for hardening the first coatable material of the coated substrate comprising the matte finish. Means for providing a coated substrate, the coated substrate comprising a first coatable material applied to a substrate, the coatable material forming a first major surface of the coated substrate, wherein the coatable material has a first major surface in contact with the substrate and a second major surface opposite the first major surface of the first coatable substrate; Means for changing the viscosity of the first coatable material on the coated substrate from a first viscosity to a second viscosity; A face-side roller having an outer surface positioned to contact the first major surface of the coated substrate with the second viscosity to impart a matte finish thereon; and Optionally, means for hardening the first coatable material of the coated substrate comprising the matte finish.
A hinge module, adapted for a portable electronic device, the hinge module comprising: a first bracket comprising a track; a first rotating shaft disposed on the first bracket; a linking rod having a first end and a second end opposite to each other; a second bracket having an extending part; and a second rotating shaft disposed on the second bracket, wherein the second end of the linking rod is pivotably coupled to the second bracket via the extending part, and in a process, where the first bracket and the second bracket are rotated relative to each other, the first rotating shaft and the second rotating shaft are moved close to or away from each other; characterized in that the first end of the linking rod is pivotably supported on the first rotating shaft, wherein the second rotating shaft comprises a moving part movably and pivotably coupled to the track of the first bracket and is configured to rotate with the second bracket and slide in the track, and the first rotating shaft is fixedly disposed on the first bracket adjacent to an end of the track. a first bracket comprising a track; a first rotating shaft disposed on the first bracket; a linking rod having a first end and a second end opposite to each other; a second bracket having an extending part; and a second rotating shaft disposed on the second bracket, wherein the second end of the linking rod is pivotably coupled to the second bracket via the extending part, and in a process, where the first bracket and the second bracket are rotated relative to each other, the first rotating shaft and the second rotating shaft are moved close to or away from each other; characterized in that the first end of the linking rod is pivotably supported on the first rotating shaft, wherein the second rotating shaft comprises a moving part movably and pivotably coupled to the track of the first bracket and is configured to rotate with the second bracket and slide in the track, and the first rotating shaft is fixedly disposed on the first bracket adjacent to an end of the track.
A process for producing a polymer film comprising a polyamide composition, where the polyamide composition comprises nylon-6/6,6 and polyamide oligomers and where it is possible to extract in the range from 5% to 25% by weight, based on the total weight of the polyamide composition, of polyamide oligomers from the polyamide composition according to ISO 6427: 2013, comprising the steps of i) providing the polyamide composition in molten form in a first extruder, ii) extruding the polyamide composition provided in step i) in molten form from the first extruder through an annular die to obtain a tube comprising the polyamide composition in molten form, iii) cooling the tube comprising the polyamide composition in molten form obtained in step ii) in a water bath to a first temperature (T 1), which solidifies the polyamide composition to obtain a first tubular film comprising the polyamide composition, iv) heating the first tubular film obtained in step iii) to a second temperature (T 2) to obtain a heated first tubular film comprising the polyamide composition, v) blowing air into the heated first tubular film obtained in step iv), which stretches the heated first tubular film widthwise, and where the heated first tubular film is cooled to a third temperature (T 3) to obtain the polymer film comprising the polyamide composition. i) providing the polyamide composition in molten form in a first extruder, ii) extruding the polyamide composition provided in step i) in molten form from the first extruder through an annular die to obtain a tube comprising the polyamide composition in molten form, iii) cooling the tube comprising the polyamide composition in molten form obtained in step ii) in a water bath to a first temperature (T 1), which solidifies the polyamide composition to obtain a first tubular film comprising the polyamide composition, iv) heating the first tubular film obtained in step iii) to a second temperature (T 2) to obtain a heated first tubular film comprising the polyamide composition, v) blowing air into the heated first tubular film obtained in step iv), which stretches the heated first tubular film widthwise, and where the heated first tubular film is cooled to a third temperature (T 3) to obtain the polymer film comprising the polyamide composition.
A method of reducing a magnetic scattering vector field of a vacuum pump, in particular of a turbomolecular pump, or of a rotation unit for a vacuum pump, in particular for a turbomolecular pump, wherein the magnetic scattering vector field is at least partly generated by at least one permanent magnet bearing (90, 601, 701) which is configured for the mutual rotatable support of a rotor and a stator of the vacuum pump or of the rotation unit and which is formed from a plurality of pairs of ring magnets (104, 106); wherein a respective one ring magnet of a pair is arranged at the stator and the other ring magnet of the pair is arranged at the rotor; and wherein - at least one component (K r) of the scattering vector field is determined at at least one reference point and - the magnetic field of a compensation magnet is selected or permanently changed such that it reduces or preferably compensates the component (K r) of the scattering vector field at least at the reference point, characterized in that the compensation magnet is a permanent magnet provided in addition to the ring magnet pairs (104, 106) of the permanent magnet bearing. - at least one component (K r) of the scattering vector field is determined at at least one reference point and - the magnetic field of a compensation magnet is selected or permanently changed such that it reduces or preferably compensates the component (K r) of the scattering vector field at least at the reference point,
A pressurised gases source for use with a breathing assistance apparatus, including: a gases inlet, a gases outlet adapted to emit pressurised gases, a housing, a lightweight impeller coupled to a rotatable shaft, a motor for driving the impeller, including the rotatable shaft located within a stator, at least one bearing structure to support the rotatable shaft within the stator, the bearing structure having one or more bearing mounts (65, 260), and a motor mount (70, 280) to couple the stator and the housing to provide compliant support to the motor for damping vibrations of rotational components, wherein the motor mount (70, 280) includes a plurality of projections (72, 283) to encircle upper and lower surfaces of the motor mount (70, 280), and wherein an end of each of the projections extends past the upper and lower surfaces of the motor mount (70, 280) to provide supporting leverage to the motor mount (70, 280) and the motor. a gases inlet, a gases outlet adapted to emit pressurised gases, a housing, a lightweight impeller coupled to a rotatable shaft, a motor for driving the impeller, including the rotatable shaft located within a stator, at least one bearing structure to support the rotatable shaft within the stator, the bearing structure having one or more bearing mounts (65, 260), and a motor mount (70, 280) to couple the stator and the housing to provide compliant support to the motor for damping vibrations of rotational components, wherein the motor mount (70, 280) includes a plurality of projections (72, 283) to encircle upper and lower surfaces of the motor mount (70, 280), and wherein an end of each of the projections extends past the upper and lower surfaces of the motor mount (70, 280) to provide supporting leverage to the motor mount (70, 280) and the motor.
Electrical circuit, comprising: - a load; and - at least one voltage source converter (24a-c) for reactive power compensation, which is connected in series with the load, wherein the voltage source converter (24a-c) is configured to be functional in a zero-load state of the load, in which the load does not carry any current, wherein the voltage source converter (24a-c) comprises a capacitor arrangement, characterized in that the electrical circuit is configured to control the charge and/or voltage of the capacitor arrangement in the zero-load state of the load, wherein the electrical circuit comprises an impedance configured to provide a circulating current for charging and discharging the capacitor arrangement should the load be in the zero-load state, and wherein the impedance is interposed between the load and the voltage source converter (24a-c). - a load; and - at least one voltage source converter (24a-c) for reactive power compensation, which is connected in series with the load, wherein the voltage source converter (24a-c) is configured to be functional in a zero-load state of the load, in which the load does not carry any current, wherein the voltage source converter (24a-c) comprises a capacitor arrangement, characterized in that the electrical circuit is configured to control the charge and/or voltage of the capacitor arrangement in the zero-load state of the load, wherein the electrical circuit comprises an impedance configured to provide a circulating current for charging and discharging the capacitor arrangement should the load be in the zero-load state, and wherein the impedance is interposed between the load and the voltage source converter (24a-c).
A crystalline mono-hydrochloride salt of Compound I: characterized by an X-ray powder diffractogram comprising peaks at 8.7, 15.9, and 20.0 °2θ, each ± 0.2 °2θ, as determined on a diffractometer using Cu-Kα radiation (Compound I HCl Form I).