mhurhangee/ep-ind-claims huggingface dataset:
Method of managing power in an AC subgrid with a plurality of devices (5..8) wherein at least some of the devices (6, 7) are part of a first group and form first group devices (6, 7), wherein each one of the first group devices (6, 7) executes the steps of receiving virtual voltages (V..V n) from a plurality of other devices (5, 8) in the AC subgrid, wherein the virtual voltage (V..V n) received from a respective one of said other devices (5, 8) is indicative of a load situation in the AC subgrid at this one of said other devices (5, 8), - measuring a frequency (f) in the AC subgrid, characterised in that each one of the first group devices (6, 7) further executes the steps of: - calculating a weighted average virtual voltage (V avg) of the received virtual voltages (V..V n), - determining a droop current (I droop) based on a droop curve (C droop) and the weighted average virtual voltage (V avg), - calculating a set current (I set), which is based on the droop current (I droop) being reduced if the measured frequency (f) is high in relation to a target frequency (f target) and which is increased if the measured frequency (f) is low in relation to the target frequency (f target), - setting the set current (I set) in a current control circuit in the one of the first group devices (6, 7), - determining an actual virtual voltage (V new) based on the droop curve (C droop) and the set current (I set) and - sending the actual virtual voltage (V new) to said other devices (5, 8). - measuring a frequency (f) in the AC subgrid, - calculating a weighted average virtual voltage (V avg) of the received virtual voltages (V..V n), - determining a droop current (I droop) based on a droop curve (C droop) and the weighted average virtual voltage (V avg), - calculating a set current (I set), which is based on the droop current (I droop) being reduced if the measured frequency (f) is high in relation to a target frequency (f target) and which is increased if the measured frequency (f) is low in relation to the target frequency (f target), - setting the set current (I set) in a current control circuit in the one of the first group devices (6, 7), - determining an actual virtual voltage (V new) based on the droop curve (C droop) and the set current (I set) and - sending the actual virtual voltage (V new) to said other devices (5, 8).
A method for producing a materially-bonded metal/ceramic soldered connection between an uncoated ceramic body and a metal part (2, 3) where the coefficients of thermal expansion of the ceramic body and metal part (2, 3) are matched by using a metallic solder, comprising the steps of: - choosing the metal part (2, 3) to comprise at least a proportion of 50% of one of the oxygen-affine elements titanium or zirconium or of an alloy of these elements, - choosing the ceramic body to consist to at least 80% of aluminum oxide, zirconium oxide, silicon oxide or a mixture thereof; characterized by the steps of: - providing an inactive, eutectic or near-eutectic solder wherein the inactive solder contains no titanium; - forming an assembly with the ceramic body and the metal part (2, 3) wherein the surfaces thereof together form an intermediate space that forms a capillary soldering gap, wherein the solder is brought into the vicinity of or into said capillary soldering gap; - transferring the structure into an oven; - applying a vacuum or an oxygen-free protective gas atmosphere around the assembly comprising the solder; - heating the oven to a soldering temperature that is higher than the liquidus temperature of the solder; - maintaining the soldering temperature within the oven for a soldering time (Δt) until the solder completely fills and wets the capillary soldering gap by forming a mixed-phase region with a portion of the dissolved metal part (2, 3) wherein the portion of the dissolved metal part (2, 3) comprises the oxygen-affine elements titanium or zirconium or an alloy of these elements, wherein the oven is heated at most to a temperature T that is 60°C above the liquidus temperature of the solder (TL < T < TL+60°C). - choosing the metal part (2, 3) to comprise at least a proportion of 50% of one of the oxygen-affine elements titanium or zirconium or of an alloy of these elements, - choosing the ceramic body to consist to at least 80% of aluminum oxide, zirconium oxide, silicon oxide or a mixture thereof; - providing an inactive, eutectic or near-eutectic solder wherein the inactive solder contains no titanium; - forming an assembly with the ceramic body and the metal part (2, 3) wherein the surfaces thereof together form an intermediate space that forms a capillary soldering gap, - transferring the structure into an oven; - applying a vacuum or an oxygen-free protective gas atmosphere around the assembly comprising the solder; - heating the oven to a soldering temperature that is higher than the liquidus temperature of the solder; - maintaining the soldering temperature within the oven for a soldering time (Δt) until the solder completely fills and wets the capillary soldering gap by forming a mixed-phase region with a portion of the dissolved metal part (2, 3) wherein the portion of the dissolved metal part (2, 3) comprises the oxygen-affine elements titanium or zirconium or an alloy of these elements, wherein the oven is heated at most to a temperature T that is 60°C above the liquidus temperature of the solder (TL < T < TL+60°C).
A method for selectively coating an end face of a light emitting element with carbon nanotubes, comprising exposing the end face of the light emitting element to a liquid comprising the coating material while light is emitted from the light emitting element thereby coating the illuminated portion of the end face of the light emitting element.
A shockproof nut kit comprising an upper nut and a lower nut, wherein an end surface of the upper nut is provided with a boss of elliptic cylinder shape; the upper nut is provided with a circular threaded through-hole I, and the central axis of the elliptic cylinder coincides with that of the threaded through-hole I; on the upper end surface of the elliptic cylinder at a longer planar extension side is provided an unfilled corner; in an end surface of the lower nut there is concavely formed a cylindrical groove matching with the boss of elliptic cylinder shape; inside the lower nut there is provided a circular threaded through-hole II, the central axis of the cylindrical groove coincides with that of the threaded through-hole II, and the bore diameter of the threaded through-hole I is the same as that of the threaded through hole II; and after assembly, the boss of elliptic cylinder shape on the upper nut is in clearance fit with the cylindrical groove in the lower nut.
A CO 2 recovery method for an exhaust gas deriving from burning fossil fuels comprising the steps of: desulfurizing the exhaust gas by removing a sulfur content contained in the exhaust; cooling the exhaust desulfurized gas; absorbing CO 2 contained in desulfurized and cooled exhaust gas, from which the sulfur content has been removed by the desulfurizing, into a basic amine compound absorbing solution by causing the desulfurized exhaust gas to come into contact with the basic amine compound absorbing solution; emitting CO 2 gas and regenerating the absorbing solution with heating to separate CO 2 and subsequently remove CO 2 from the absorbing solution; washing the decarbonated exhaust gas, from which CO 2 has been removed by the absorbing of CO 2, by causing the decarbonated exhaust gas to come into contact with washing water; removing a basic amine compound entrained in the decarbonated exhaust gas, which has been washed by the washing, from the exhaust gas by causing the decarbonated exhaust gas to come into contact with acid water, characterized by comprising the step of producing the acid water by causing the exhaust gas yet to be subjected to the desulfurizing to come into contact with condensed water that is generated by the desulfurizing, the cooling, the absorption of CO 2, the regenerating, or the washing. desulfurizing the exhaust gas by removing a sulfur content contained in the exhaust; cooling the exhaust desulfurized gas; absorbing CO 2 contained in desulfurized and cooled exhaust gas, from which the sulfur content has been removed by the desulfurizing, into a basic amine compound absorbing solution by causing the desulfurized exhaust gas to come into contact with the basic amine compound absorbing solution; emitting CO 2 gas and regenerating the absorbing solution with heating to separate CO 2 and subsequently remove CO 2 from the absorbing solution; washing the decarbonated exhaust gas, from which CO 2 has been removed by the absorbing of CO 2, by causing the decarbonated exhaust gas to come into contact with washing water; removing a basic amine compound entrained in the decarbonated exhaust gas, which has been washed by the washing, from the exhaust gas by causing the decarbonated exhaust gas to come into contact with acid water, characterized by comprising the step of producing the acid water by causing the exhaust gas yet to be subjected to the desulfurizing to come into contact with condensed water that is generated by the desulfurizing, the cooling, the absorption of CO 2, the regenerating, or the washing.
A brushless direct current (BLDC) motor for a hair dryer, comprising a rotor and a stator, wherein the stator comprises: a base bracket, a segmented stator core having a coil and a printed circuit board for appropriately driving the coil, and a bearing housing, a central opening is extending through the stator, a pair of axially spaced ball bearings are fixed in the bearing housing and in the base bracket respectively, the rotor comprises: a shaft extending in the central opening of the stator and fixed by the ball bearings so that the shaft can rotate relative to the stator; a rotor housing coupled to the shaft extending around and surrounding the stator core, permanent magnets fixed to the interior of the rotor housing opposite to and cooperating with the segments of the stator core, and a fan having fan blades attached to the exterior of the rotor housing, characterized by comprising a rotor frame that is connected to an end portion of the shaft projecting out of the stator and has a stepped cylindrical shape open from the direction of the stator, the rotor housing has a shaft hole, and an outer part of the rotor frame is inserted in the shaft hole and thereby the rotor frame and the rotor housing are fixed together around the shaft hole, and the ball bearing housing has a stepped part extending from one side in the interior of the central opening of the stator core till a part of the height thereof, and the base bracket has a stepped portion extending also in the central opening of the stator core from the other side, and a support protrusion is disposed on the inserted end of the base bracket and corresponding removal prevention protrusion is provided on the stepped part of the bearing housing that together with the support protrusion catch the respective ends of the stator core to stably support the stator core, and a housing coupling ring encircles the outer part of the rotor housing, and the connection between the fan blades and the rotor housing takes place predominantly by means of the housing coupling ring. a shaft extending in the central opening of the stator and fixed by the ball bearings so that the shaft can rotate relative to the stator; a rotor housing coupled to the shaft extending around and surrounding the stator core, permanent magnets fixed to the interior of the rotor housing opposite to and cooperating with the segments of the stator core, and a fan having fan blades attached to the exterior of the rotor housing,
A measuring device for determining a surface contour of a human or animal body, the measuring device comprising a main chain with a plurality of main-chain links (44, 44', 44", 44"',44 IV, 44 V) which are interconnected by a hinge joint between adjacent main-chain links (44, 44', 44", 44"',44 IV, 44 V), wherein the hinge joint comprises a scale (13, 23, 74') or sensors, with which the angle between the at least two main-chain links (44, 44', 44", 44'",44 IV, 44 V) can be read off or detected, wherein the measuring device preferably comprises at least one side chain with several rotatably connected side-chain links (54, 54', 54", 54"', 54 IV, 54 V), the side chain being connected to one of the main-chain links (44, 44', 44", 44"',44 IV, 44 V) by means of a hinge joint, characterized in that the measuring device comprises at least one means for determining at least one direction of inclination relative to the field of gravity of a main-chain link (44, 44', 44", 44"',44 IV, 44 V) or of a side-chain link (54, 54', 54", 54'", 54 IV, 54 V).
A method for producing an open-pored metal body, in which an open-pored semifinished part, which forms the core layer and consists of Ni, Co, Fe, Cu, Ag or of an alloy formed by one of these chemical elements, wherein one of these chemical elements is included in the alloy at more than 40 at%, is coated at the surface with pure aluminum powder or a powder of an aluminum alloy in which aluminum is included at at least 40 at% and, in a first heat treatment, a gradated layer is formed on the surface of the semifinished part at a temperature in the range 400° C - 1000° C under an inert atmosphere and/or at a reduced pressure, said gradated layer being formed with an intermetallic phase and/or mixed crystals of Al, and, in a concluding oxidation step during a second heat treatment at temperatures in the range from 450° C to 1250° C under an oxidizing atmosphere, aluminum or single-phase and/or multiphase alloys composed of aluminum and of at least one further metal M on the surface of the coated open-pored semifinished part, which is sintered or which is heated to above the melting point of aluminum, form chemically defined, structured oxides which consist of pure aluminum oxide or at least have a high proportion of > 50% of aluminum oxide and contain different polymorphs of aluminum oxide in dependence on the duration and temperature of the treatment. is coated at the surface with pure aluminum powder or a powder of an aluminum alloy in which aluminum is included at at least 40 at% and, in a first heat treatment, a gradated layer is formed on the surface of the semifinished part at a temperature in the range 400° C - 1000° C under an inert atmosphere and/or at a reduced pressure, said gradated layer being formed with an intermetallic phase and/or mixed crystals of Al, and, in a concluding oxidation step during a second heat treatment at temperatures in the range from 450° C to 1250° C under an oxidizing atmosphere, aluminum or single-phase and/or multiphase alloys composed of aluminum and of at least one further metal M on the surface of the coated open-pored semifinished part, which is sintered or which is heated to above the melting point of aluminum, form chemically defined, structured oxides which consist of pure aluminum oxide or at least have a high proportion of > 50% of aluminum oxide and contain different polymorphs of aluminum oxide in dependence on the duration and temperature of the treatment.
An autonomous cleaning robot comprising: - a main body including a lower face which is configured to be oriented towards a surface to be cleaned and a suction opening provided in a front part of the main body and opening into the lower face of the main body, - a suction unit which is housed at least partly in the main body, and which is configured to generate an air flow through the suction opening, - a wet cleaning device including two mop supports which are each movably mounted in translation relative to the main body in a direction of translation, and two mops removably mounted respectively on the two mop supports, the mops being configured to be in contact with the surface to be cleaned, and - two drive wheels configured to roll over the surface to be cleaned and movably mounted in rotation on the main body respectively about two rotation axes which are substantially parallel, the two mop supports being located behind the rotation axes of the drive wheels, and the direction of translation extending substantially parallel to the rotation axes of the two drive wheels. - a main body including a lower face which is configured to be oriented towards a surface to be cleaned and a suction opening provided in a front part of the main body and opening into the lower face of the main body, - a suction unit which is housed at least partly in the main body, and which is configured to generate an air flow through the suction opening, - a wet cleaning device including two mop supports which are each movably mounted in translation relative to the main body in a direction of translation, and two mops removably mounted respectively on the two mop supports, the mops being configured to be in contact with the surface to be cleaned, and - two drive wheels configured to roll over the surface to be cleaned and movably mounted in rotation on the main body respectively about two rotation axes which are substantially parallel,
A method for stabilizing a cell-containing biological sample by contacting the sample with at least one carboxylic acid amide, wherein the carboxylic acid amide is selected from primary carboxylic acid amides and secondary carboxylic acid amides and wherein the carboxylic acid amide has the formula 1 wherein R1 is a hydrogen residue or an alkyl residue, wherein R2 is selected from a hydrogen residue and a hydrocarbon residue with a length of the carbon chain of 1 - 20 atoms arranged in a linear or branched manner, wherein R3 is a hydrogen residue, and wherein R4 is oxygen, and wherein said method is not based on cell lysis and wherein the stabilization does not involve the use of a cross-linking agent that induces protein-nucleic acid and/or protein-protein crosslinks and does not involve the use of a formaldehyde releaser.
A super-cooled water-droplet size measurement system comprising: an ice detector configured to detect ice accretion at a plurality of test locations within a testing region of an exterior surface of an aircraft, wherein ice accretes, in conducive conditions, on at least an ice-accretion portion of the testing region; and a boundary locator configured to determine a specific one of the plurality of test locations within the testing region of the exterior surface of the aircraft, the determined specific one of the plurality of test locations corresponding to a boundary that separates the ice-accretion portion of the testing region and an ice-free portion of the testing region in conditions that include the atmosphere having super-cooled water droplets up to a predetermined maximum size; and characterised in that the testing region comprises a side window of a cockpit of the aircraft and wherein the testing region comprises a convex surface region of the side window of the cockpit of the aircraft. an ice detector configured to detect ice accretion at a plurality of test locations within a testing region of an exterior surface of an aircraft, wherein ice accretes, in conducive conditions, on at least an ice-accretion portion of the testing region; and a boundary locator configured to determine a specific one of the plurality of test locations within the testing region of the exterior surface of the aircraft, the determined specific one of the plurality of test locations corresponding to a boundary that separates the ice-accretion portion of the testing region and an ice-free portion of the testing region in conditions that include the atmosphere having super-cooled water droplets up to a predetermined maximum size; and characterised in that the testing region comprises a side window of a cockpit of the aircraft and wherein the testing region comprises a convex surface region of the side window of the cockpit of the aircraft.
Process for preparing isopropylidene bis(cyclopentadienyl)zirconium dichloride comprising the steps of: (a) reacting acetone and cyclopentadiene in the presence of sodium methoxide or sodium ethoxide so as to form 2,2-dicyclopentadienylpropane; and (b) reacting said 2,2-dicyclopentadienylpropane with zirconium chloride in the presence of n-butyl lithium so as to form isopropylidene bis(cyclopentadienyl) zirconium dichloride. (a) reacting acetone and cyclopentadiene in the presence of sodium methoxide or sodium ethoxide so as to form 2,2-dicyclopentadienylpropane; and (b) reacting said 2,2-dicyclopentadienylpropane with zirconium chloride in the presence of n-butyl lithium so as to form isopropylidene bis(cyclopentadienyl) zirconium dichloride.
Method for attachment of a getter (33, 43, 45, 46, 47, 48, 49, 50, 51) to a structural component (3, 7, 13, 15, 23, 25, 31), which is produced using copper, of a vacuum interrupter tube, characterized in that that surface of the structural component (3, 7, 13, 15, 23, 25, 31) which is intended for attachment of the getter is provided as a substrate for the getter with an intermediate layer composed of an electrically and thermally poorly conductive metal, and the getter (33, 43, 45, 46, 47, 48, 49, 50, 51) is then welded on the composite material which is formed by the intermediate layer.
Method of scheduling periodic processes for execution in an electronic system, in particular in a network, in a data processor or in a communication device, wherein said electronic system includes a controller for performing said scheduling, wherein a number of N processes P i are already scheduled with each process P i having an individual service interval SI i, and wherein an additional process P N+1 is to be scheduled with a service interval SI N+1, wherein an N-flows problem is broken into a number of N different 2-flow problems by scheduling said additional process P N+1 in such a way that at each scheduling stage the minimum time lag between the execution times of said additional process P N+1 being currently scheduled and the execution times of said number of N already scheduled processes P i is maximized by assigning an initial execution time t ie to said additional process P N+1 being currently scheduled, characterized in that said controller calculates the minimum time lag between the execution times of said additional process P N+1 to be currently scheduled and the execution times of each of said number of N already scheduled processes P i, and expresses each of these minimum time lags as a function of said initial execution time tie to be assigned to said additional process P N+1, and wherein an absolute minimum time lag, which is defined by a minimum of all the individual minimum time lags between said additional process P N+1 to be currently scheduled and each of said number of N already scheduled processes P i, is maximized by computing the period T of the function that represents the absolute minimum time lag as a function of the initial execution time t ie of the additional process P N+1 to be currently scheduled.