mhurhangee/ep-ind-claims huggingface dataset:
A field device (100;200) for an industrial process control system, comprising: an electrically grounded housing (102;202); an electrical circuit (105;205) having a plurality of electrical components including wireless communication circuitry (118;218) located within the housing; an antenna (120;250) attached to the housing; an electrical conductor (124;224) having a shield (134;234) positioned between the wireless communication circuitry and the antenna; and wherein the electrical conductor is configured to transmit electrical signals between the electrical circuit and the antenna, wherein the electrical circuit is electrically isolated from the housing, and wherein the shield is electrically grounded to the housing; characterized by a transducer (114;214), the transducer being coupled to the electrical circuit and being configured to measure a parameter to which it is exposed and/or to generate an output signal to control an external component. an electrically grounded housing (102;202); an electrical circuit (105;205) having a plurality of electrical components including wireless communication circuitry (118;218) located within the housing; an antenna (120;250) attached to the housing; an electrical conductor (124;224) having a shield (134;234) positioned between the wireless communication circuitry and the antenna; and wherein the electrical conductor is configured to transmit electrical signals between the electrical circuit and the antenna, wherein the electrical circuit is electrically isolated from the housing, and wherein the shield is electrically grounded to the housing; characterized by a transducer (114;214), the transducer being coupled to the electrical circuit and being configured to measure a parameter to which it is exposed and/or to generate an output signal to control an external component.
A circuit for arc detection in a direct current, comprising: a current sampling circuit, configured to perform current sampling on the direct current, and output a current sampling signal of the direct current; a first circuit (202; 400), configured to receive the current sampling signal output by the current sampling circuit, and output a time domain signal after processing the current sampling signal, wherein the time domain signal comprises at least one pulse, and the at least one pulse respectively indicates that a time domain change rate of the current sampling signal exceeds a threshold; a second circuit, configured to receive the current sampling signal output by the current sampling circuit, and output a frequency domain signal of the current sampling signal after amplifying and filtering the current sampling signal; and a microprocessor (204; 600), configured to: receive the time domain signal output by the first circuit (202; 400) and the frequency domain signal output by the second circuit; count a quantity of arc events by analyzing the width of each one of the at least one pulse in the time domain signal and by determining if the frequency domain signal has an arc characteristic; and when a counting result of the quantity of arc events meets a preset condition, determine that an arc exists in the direct current, wherein the microprocessor (204; 600) is configured to: set the quantity of arc events to the initial value when the counting result of the quantity of arc events is less than the initial value. a current sampling circuit, configured to perform current sampling on the direct current, and output a current sampling signal of the direct current; a first circuit (202; 400), configured to receive the current sampling signal output by the current sampling circuit, and output a time domain signal after processing the current sampling signal, wherein the time domain signal comprises at least one pulse, and the at least one pulse respectively indicates that a time domain change rate of the current sampling signal exceeds a threshold; a second circuit, configured to receive the current sampling signal output by the current sampling circuit, and output a frequency domain signal of the current sampling signal after amplifying and filtering the current sampling signal; and a microprocessor (204; 600), configured to: receive the time domain signal output by the first circuit (202; 400) and the frequency domain signal output by the second circuit; count a quantity of arc events by analyzing the width of each one of the at least one pulse in the time domain signal and by determining if the frequency domain signal has an arc characteristic; and when a counting result of the quantity of arc events meets a preset condition, determine that an arc exists in the direct current, wherein the microprocessor (204; 600) is configured to: set the quantity of arc events to the initial value when the counting result of the quantity of arc events is less than the initial value.
Single or multiple-pole switching device which has a switching chamber with an arc extinguishing device (4, 26, 27, 28) for each pole, wherein each switching chamber has two side walls between which a cage is arranged which is provided for storing a movable contact bridge, wherein contacts are arranged on the contact bridge, wherein the arc extinguishing device (4, 26, 27, 28) has a plurality of quenching plates, the ends of which are received in a pocket arrangement, wherein the side walls comprise a holder for a lateral hold of the cage in a direction extending transversely to a switching movement direction of the contacts and parallel to the side walls, wherein the pocket arrangement is configured as a component separate from the cage and is spaced from the cage such that it does not provide any such lateral hold for the cage, characterised in that the pocket arrangement is formed on the respective side wall or welded to respective the side wall.
A seating unit, comprising: a pair of base plates in substantially parallel-spaced relation; a pair of seat-mounting plates in substantially parallel-spaced relation, wherein each of the seat-mounting plates is disposed in an inclined orientation in relation to each of the base plates, respectively; a footrest assembly that movably inter-couples one or more foot-support ottomans (43, 45) to a respective seat-mounting plate, the one or more foot-support ottomans (43, 45) comprising a first foot-support ottoman coupled to a respective seat-mounting plate, and a pair of generally mirror-image linkage mechanisms each moveably interconnecting each of the base plates to a respective seat-mounting plate, and adapted to adjust the seating unit between a closed position, an extended position, and a reclined position, wherein each of the linkage mechanisms comprises: (a) a front bellcrank that is rotatably coupled to a forward portion of a respective seat-mounting plate; (b) a support link that includes a front end and a rear end, wherein the rear end of the support link is pivotably coupled to a rearward portion of a respective base plate and the front end of the support link is pivotably coupled to the front bellcrank; (c) a sequence link that is pivotably coupled to the front bellcrank and is rotatably coupled to a forward portion of a respective base plate; (d) a connecting link having a front end, a mid section, and a rear end, wherein the rear end of the connecting link is pivotably coupled to a respective base plate; and (e) an ottoman drive link having a front end, a mid section, and a rear end, wherein the front end of the ottoman drive link is pivotably coupled to the footrest assembly, while the rear end of the ottoman drive link is rotatably coupled to the mid section of the connecting link.
An electrical power supply system for a ship, comprising a plurality of fuel cells; each fuel cell being configured to operate at nominal load and comprising a system of electrochemical cells and at least one recirculation loop; the system of electrochemical cells of each fuel cell being configured to receive a flow of hydrogen via an inlet and to eject an outlet flow via at least one outlet; the or each recirculation loop of each fuel cell being configured to reinject at least part of the outlet flow at the corresponding inlet and comprising discharge means; the supply system being characterized in that it further comprises: - means for reallocating the charges between the fuel cells; and - discharge control means able to identify a fuel cell to be purged and for this fuel cell, to activate the reallocation means to allocate the nominal load of this cell to the other fuel cells and the discharge means of the recirculation loop of this fuel cell to purge a parasitic fluid contained in the outlet flow circulating in this recirculation loop. each fuel cell being configured to operate at nominal load and comprising a system of electrochemical cells and at least one recirculation loop; the system of electrochemical cells of each fuel cell being configured to receive a flow of hydrogen via an inlet and to eject an outlet flow via at least one outlet; the or each recirculation loop of each fuel cell being configured to reinject at least part of the outlet flow at the corresponding inlet and comprising discharge means; the supply system being characterized in that it further comprises: - means for reallocating the charges between the fuel cells; and - discharge control means able to identify a fuel cell to be purged and for this fuel cell, to activate the reallocation means to allocate the nominal load of this cell to the other fuel cells and the discharge means of the recirculation loop of this fuel cell to purge a parasitic fluid contained in the outlet flow circulating in this recirculation loop. - means for reallocating the charges between the fuel cells; and - discharge control means able to identify a fuel cell to be purged and for this fuel cell, to activate the reallocation means to allocate the nominal load of this cell to the other fuel cells and the discharge means of the recirculation loop of this fuel cell to purge a parasitic fluid contained in the outlet flow circulating in this recirculation loop.
A pitch extraction device comprising: an encoded data divider configured to divide a first bit stream in encoded data into a plurality of sections each having a prescribed section length, the encoded data being obtained by performing entropy encoding on a residual signal calculated by performing linear prediction analysis on a sound signal; a bit stream generator configured to allocate a first value or a second value to each of the plurality of sections in the first bit stream in accordance with a number of bits having the same bit value in each of the plurality of sections, and to generate a second bit stream obtained by arranging the allocated values in an order that depends on an order in which the plurality of sections are arranged in the first bit stream; and a pitch calculator configured to calculate a fundamental frequency of the sound signal in accordance with an autocorrelation of the second bit stream. an encoded data divider configured to divide a first bit stream in encoded data into a plurality of sections each having a prescribed section length, the encoded data being obtained by performing entropy encoding on a residual signal calculated by performing linear prediction analysis on a sound signal; a bit stream generator configured to allocate a first value or a second value to each of the plurality of sections in the first bit stream in accordance with a number of bits having the same bit value in each of the plurality of sections, and to generate a second bit stream obtained by arranging the allocated values in an order that depends on an order in which the plurality of sections are arranged in the first bit stream; and a pitch calculator configured to calculate a fundamental frequency of the sound signal in accordance with an autocorrelation of the second bit stream.
A method of friction welding an airfoil onto a rotor disk of a turbine engine, the disk having at its outer periphery a projecting stub onto which the airfoil is to be welded, the method comprising a step consisting in mounting chocks on leading edge and trailing edge of the stub, each chock including a recess in which the leading edge or trailing edge of the stub is received and of a shape that is substantially complementary to the shape of that edge, the method being characterized in that: • before friction welding, the chocks are secured to the stub by welding; • during the friction welding operation, the beads of welding between the chocks and the stub are expelled, at least in part, in seams of material that form around the connection zone between the airfoil and the stub and that are subsequently to be removed or eliminated, e.g. by machining; and • the weld beads of the chocks have a depth (e) or a radial dimension relative to the longitudinal axis of the disk that is less than or equal to half the total thickness of material that is consumed during the friction welding, said total thickness being the combined thickness of material that is consumed from the airfoil and from the stub. • before friction welding, the chocks are secured to the stub by welding; • during the friction welding operation, the beads of welding between the chocks and the stub are expelled, at least in part, in seams of material that form around the connection zone between the airfoil and the stub and that are subsequently to be removed or eliminated, e.g. by machining; and • the weld beads of the chocks have a depth (e) or a radial dimension relative to the longitudinal axis of the disk that is less than or equal to half the total thickness of material that is consumed during the friction welding, said total thickness being the combined thickness of material that is consumed from the airfoil and from the stub.
Measuring wheel assembly for rail vehicles for measuring the forces generated between a wheel of a rail vehicle and a rail, comprising a wheel set with two wheel discs and a shaft, wherein optical strain gauges, couplable with a data acquisition and processing unit, are arranged on at least one side of each wheel disc of the wheel set and additionally, if necessary, on the shaft, characterised in that at least one optical fibre cable with the optical strain gauges accommodated therein is arranged on the wheel set, wherein each optical fibre cable is guided from the application positions on a wheel disc and optionally the shaft of the rotating wheel set over the shaft area between a wheel seat and a wheel set bearing seat, through an opening in the labyrinth ring and then through a recess/hollow running axially on the inner reveal of a wheel set bearing inner ring and is connected with an optical rotary joint arranged for example on the wheel set bearing cover of a wheel set bearing housing, said optical rotary joint being couplable with the data acquisition and processing unit, which separates the information contained in the optical fibre cable by channel and assigns it to the corresponding application positions, from which the forces acting between wheel and rail are determinable.
An agent, which comprises a carrier and a plurality of fibrinogen binding peptides, wherein each peptide comprises the amino acid sequence Gly-Pro-Arg-Xaa (SEQ ID NO: 2) or Gly-His-Arg-Xaa (SEQ ID NO: 3) at an amino-terminal end of the peptide, wherein Xaa is any amino acid, and wherein each peptide is covalently immobilised to the carrier by a non-peptide spacer that comprises a hydrophilic group that comprises a straight chain ethylene oxide group, wherein the non-peptide spacer is covalently linked directly to a main chain α-carbonyl group at a carboxy-terminal end of the peptide.
A nuclear fuel comprising: a fuel element comprising a plurality of tristructural-isotropic fuel particles embedded in a silicon carbide matrix, wherein the silicon carbide matrix separates at least one of the plurality of tristructural-isotropic fuel particles embedded in the silicon carbide matrix from the other tristructural-isotropic fuel particles embedded in the silicon carbide matrix.
An antiperspirant composition comprising: (i) a complex of a zinc salt with a β amino alcohol; (ii) an anhydrous solvent comprising an alcohol; and, (iii) a water soluble multivalent metal salt wherein the multivalent metal salt is calcium chloride at 0.2 to 6% by weight. (i) a complex of a zinc salt with a β amino alcohol; (ii) an anhydrous solvent comprising an alcohol; and, (iii) a water soluble multivalent metal salt wherein the multivalent metal salt is calcium chloride at 0.2 to 6% by weight.
A computer-implemented method, the method comprising: designing a filter for suppressing the effect of a ghost reflection in a set of stacked, marine seismic data representative of a subterranean formation, the filter compensating for amplitude due to the presence of the ghost reflection separately from the phase due to the presence of the ghost reflection, the designing including: iteratively defining at least one parameter of the filter and applying the defined filter to the seismic data; evaluating each iteration of the filter's application to at least a subset of the seismic data; and selecting a defined filter from one of the evaluated iterations; and applying the filter to the seismic data to suppress the effect of ghost reflection. designing a filter for suppressing the effect of a ghost reflection in a set of stacked, marine seismic data representative of a subterranean formation, the filter compensating for amplitude due to the presence of the ghost reflection separately from the phase due to the presence of the ghost reflection, the designing including: iteratively defining at least one parameter of the filter and applying the defined filter to the seismic data; evaluating each iteration of the filter's application to at least a subset of the seismic data; and selecting a defined filter from one of the evaluated iterations; and iteratively defining at least one parameter of the filter and applying the defined filter to the seismic data; evaluating each iteration of the filter's application to at least a subset of the seismic data; and selecting a defined filter from one of the evaluated iterations; and applying the filter to the seismic data to suppress the effect of ghost reflection.
Stop ring, comprising a support eye lug used to suspend a stopping or lashing means, and a threaded pin, rotatably arranged with respect to the support eye lug, for fixing to an object to be lifted or fixed, wherein the support eye lug and the threaded pin are connected to one another in a form-fitting manner by a bearing journal of the threaded pin, which engages in the bearing borehole of the support eye lug, and a plurality of bearing bodies, and having a locking element, by means of which, in a locking position, the support eye lug and the threaded pin can be locked against rotation, wherein the bottom of the support eye lug is enclosed upwards, characterised in that, as bearing bodies, bearing rollers are provided, that a rotatably mounted locking element is located in the base of the support eye lug, which in the initial position is not in engagement with the bearing journal of the threaded pin, but which, by actuation from outside, can be brought into a locking position providing blocking against rotation, and that the locking element is configured as a rotating rod with a cut-out opening in the middle.
A method for the capture of CO 2 from ambient air, the method comprising: exposing a solid phase anion exchange material to a flow of ambient air; capturing CO 2 from the ambient air with said solid phase AEM; separating said CO 2 from said solid phase AEM by contacting said AEM with a solution that also regenerates the solid phase AEM without exposing said AEM to the open environment; and subsequently collecting said separated CO 2, wherein said solid phase AEM comprises an amine, and wherein the amine is bound to a polymer backbone and (i) has a permanent positive charge, and (ii) comprises a nitrogen bound to four carbon groups. exposing a solid phase anion exchange material to a flow of ambient air; capturing CO 2 from the ambient air with said solid phase AEM; separating said CO 2 from said solid phase AEM by contacting said AEM with a solution that also regenerates the solid phase AEM without exposing said AEM to the open environment; and subsequently collecting said separated CO 2, wherein said solid phase AEM comprises an amine, and wherein the amine is bound to a polymer backbone and (i) has a permanent positive charge, and (ii) comprises a nitrogen bound to four carbon groups.
Exhaust muffler for transverse installation in a vehicle, comprising a muffler housing elongated in the direction of a housing longitudinal axis with a housing jacket and with two front walls (30, 32), which are arranged at spaced locations from one another in the direction of the housing longitudinal axis and define an interior of the muffler with the housing jacket, wherein at least one inlet pipe leads into the interior of the muffler and at least one outlet pipe leads out of the interior of the muffler, wherein the housing jacket is configured with a cross-sectional profile flattened in a flattening direction and wherein the flattening direction corresponds essentially to a longitudinal direction of the vehicle, characterized in that at least one inlet pipe or/and at least one outlet pipe or/and at least one intermediate pipe is configured with a cross-sectional profile flattened in a flattening direction.
A cordless vacuum cleaner, comprising: a nozzle base portion having a suction inlet; a body portion operable to receive a lithium-based battery pack that is removably coupled to the vacuum cleaner; a first power terminal and a second power terminal, the vacuum cleaner configured to receive power from the battery pack over the first power terminal and the second power terminal; a communication terminal, the vacuum cleaner configured to communicatively connect to the battery pack over the communication terminal; at least one motor powered by the battery pack and configured to provide a suction force at the suction inlet, wherein the battery pack is received in a recess positioned above each of the at least one motor, and wherein the vacuum cleaner is configured to operate in a first mode and a second mode; and a switch configured to select the first mode or the second mode to selectively supply power to each of the at least one motor. a nozzle base portion having a suction inlet; a body portion operable to receive a lithium-based battery pack that is removably coupled to the vacuum cleaner; a first power terminal and a second power terminal, the vacuum cleaner configured to receive power from the battery pack over the first power terminal and the second power terminal; a communication terminal, the vacuum cleaner configured to communicatively connect to the battery pack over the communication terminal; at least one motor powered by the battery pack and configured to provide a suction force at the suction inlet, wherein the battery pack is received in a recess positioned above each of the at least one motor, and wherein the vacuum cleaner is configured to operate in a first mode and a second mode; and a switch configured to select the first mode or the second mode to selectively supply power to each of the at least one motor.