mhurhangee/ep-ind-claims huggingface dataset:
A refrigeration cycle apparatus comprising: an evaporator that evaporates a liquid phase refrigerant to generate a gas phase refrigerant; a first compressor that sucks the gas phase refrigerant not compressed after being generated in the evaporator; a condenser that condenses the gas phase refrigerant compressed in the first compressor to generate the liquid phase refrigerant; a first atomization mechanism that sprays the liquid phase refrigerant to an inlet of the first compressor; and a first refrigerant supply passage that connects the evaporator or the condenser with the first atomization mechanism, wherein the first atomization mechanism is a spray nozzle, such as a single-fluid atomization nozzle, a swirl nozzle, a two-fluid nozzle, or an ultrasonic nozzle, characterized in that the first compressor is connected to the evaporator directly and the first atomization mechanism is arranged in the evaporator. an evaporator that evaporates a liquid phase refrigerant to generate a gas phase refrigerant; a first compressor that sucks the gas phase refrigerant not compressed after being generated in the evaporator; a condenser that condenses the gas phase refrigerant compressed in the first compressor to generate the liquid phase refrigerant; a first atomization mechanism that sprays the liquid phase refrigerant to an inlet of the first compressor; and a first refrigerant supply passage that connects the evaporator or the condenser with the first atomization mechanism, wherein the first atomization mechanism is a spray nozzle, such as a single-fluid atomization nozzle, a swirl nozzle, a two-fluid nozzle, or an ultrasonic nozzle, characterized in that the first compressor is connected to the evaporator directly and the first atomization mechanism is arranged in the evaporator.
Household appliance having a household appliance door, which can be secured in a closed position by a force closure by means of a closing mechanism, characterised in that the household appliance comprises an electromechanical door opening mechanism for exerting a pressing force onto the inside of the household appliance door in order to overcome the force closure exerted by the closing mechanism.
A computing system for acquiring a remaining life or a fatigue damage quantity of a windmill rotated by wind, the computing system comprising a computing device (20, 21, 22) configured to acquire relations between only operational or environmental information about the windmill on the one hand and the remaining life or the fatigue damage quantity of a predetermined member included in the windmill on the other hand, the relations being acquired by use of distortion information about the windmill, wherein structural information about the windmill is used to calculate the distortion information regarding a position about which the distortion information is not measured.
A method of generating a pulse-width modulated signal from an input signal (206, 401), the method comprising: calculating a finite number of basis functions of the pulse-width modulated signal based on the input signal (206, 401), wherein the sum of the finite number of basis functions represents a band limited approximation of the pulse-width modulated signal, wherein calculating comprises applying a digital representation of the input signal (206, 401) as an address to a lookup table; and obtaining the calculated finite number of basis functions from the lookup table based on the address; forming an electronic output signal representing the pulse-width modulated signal based on the calculated finite number of basis functions; upconverting the electronic output signal; and performing a digital to analog conversion (310, 406) on the electric output signal to obtain an analog output signal, wherein calculating the finite number of basis functions comprise calculating the first k Fourier Series harmonics according to: g k = 1 kπ sin 2 πk f P nT − sin 2 πk f P nT − 2 πkx nT, where g k {} is a time domain representation of a k th basis function, f p is a pulse-width modulation frequency and x(nT) is the input signal (206, 401). calculating a finite number of basis functions of the pulse-width modulated signal based on the input signal (206, 401), wherein the sum of the finite number of basis functions represents a band limited approximation of the pulse-width modulated signal, wherein calculating comprises applying a digital representation of the input signal (206, 401) as an address to a lookup table; and obtaining the calculated finite number of basis functions from the lookup table based on the address; forming an electronic output signal representing the pulse-width modulated signal based on the calculated finite number of basis functions; upconverting the electronic output signal; and performing a digital to analog conversion (310, 406) on the electric output signal to obtain an analog output signal, wherein calculating the finite number of basis functions comprise calculating the first k Fourier Series harmonics according to: g k = 1 kπ sin 2 πk f P nT − sin 2 πk f P nT − 2 πkx nT, where g k {} is a time domain representation of a k th basis function, f p is a pulse-width modulation frequency and x(nT) is the input signal (206, 401).
Method for determining the specific milling resistance of mineral milling stock to be comminuted for the production of binders, where a sample of the mineral milling stock is divided into a plurality of milling stock subsamples which are milled with different milling intensities in a laboratory mill, characterized in that the heat flow as measure of the specific milling resistance is additionally determined by means of calorimetric measurement for each of the milling stock subsamples milled with a different milling intensity.
A subsea sign comprising at least one visual character and a layer of polymeric antifouling composition (1, 5, 9); the polymeric antifouling composition comprising vulcanized silicone rubber; wherein the vulcanized silicone rubber is formed from vulcanization of a high viscosity silicone base comprising one or more lightfast markers; wherein the lightfast marker comprises a marker selected from the group consisting of zinc chromate (ZnCrO 4) known as zinc yellow; nickel antimony titanium yellow (NiO.Sb 2 O 5.20TiO 2), known as titanium yellow; cadmium sulphide (CdS), known as cadmium yellow; lead chromate (PbCrO 4), known as chrome yellow; hydrated iron oxide Fe 2 O 3 • H 2 O, known as yellow ochre; cobalt potassium nitrite, known as cobalt yellow; bismuth vanadate; aryl-azo compounds; mono-azo compounds; and di-azo compounds.
A current measuring apparatus comprising: a first mains connector and second mains connector, which in use of the current measuring apparatus are connected to a live wire and neutral wire of a mains supply, respectively; a first apparatus connector and second apparatus connector, which in use of the current measuring apparatus provide a path for live conduction and a path for neutral conduction to an electrical apparatus, respectively; a first coil in series between the first mains connector and the first apparatus connector and operative to provide for filtering a mains power signal received by the first mains connector and a second coil in series between the second mains connector and the second apparatus connector and operative to provide for filtering a mains power signal received by the second mains connector; a first measurement circuit comprising a first measurement coil disposed in relation to the first coil such that current passing through the first coil is inductively coupled to the first measurement coil; and a second measurement circuit comprising a second measurement coil disposed in relation to the second coil such that current passing through the second coil is inductively coupled to the second measurement coil. a first mains connector and second mains connector, which in use of the current measuring apparatus are connected to a live wire and neutral wire of a mains supply, respectively; a first apparatus connector and second apparatus connector, which in use of the current measuring apparatus provide a path for live conduction and a path for neutral conduction to an electrical apparatus, respectively; a first coil in series between the first mains connector and the first apparatus connector and operative to provide for filtering a mains power signal received by the first mains connector and a second coil in series between the second mains connector and the second apparatus connector and operative to provide for filtering a mains power signal received by the second mains connector; a first measurement circuit comprising a first measurement coil disposed in relation to the first coil such that current passing through the first coil is inductively coupled to the first measurement coil; and a second measurement circuit comprising a second measurement coil disposed in relation to the second coil such that current passing through the second coil is inductively coupled to the second measurement coil.
A cellular structure for an acoustic attenuation device for an aircraft propulsion unit nacelle, this structure comprising lateral partition walls forming channels each extending between a first end and a second end, this structure being characterized in that it comprises skin elements (22, 23) arranged so that each channel is at least partially closed at its first end by at least one skin element (22, 23), in that each skin element (22, 23) is connected to a respective lateral partition wall and is movable relative to the other lateral partition walls, and in that the skin elements (22, 23) form a discontinuous skin arranged to at least partially close all of the channels at their first end.
An authentication method for a group to which one or more devices (120a, 120b, 120c) and a first controller on a network belong, wherein the first controller generates a first group key, executes a first mutual authentication with the devices (120a, 120b, 120c) within the group, and distributes the first group key to devices (120a, 120b, 120c) that have succeeded in the first mutual authentication, characterized in that if a second controller newly joins the group, at least one controller within the group selects from the controllers (110a, 110b) within the group, in accordance with attributes of the controllers (110a, 110b), a coordinator that manages a group key used in common in the group, wherein the first controller executes a second mutual authentication with the coordinator, and transmits the first group key to the coodinator if the second mutual authentication is successful, wherein the coordinator performs encrypted communication within the group using the first group key, and wherein the coordinator generates a second group key when valid time of the first group key is equal to or smaller than a predetermined value, executes a third mutual authentication with the devices (120a, 120b, 120c) and controllers (110a, 110b) within the group, and updates, to the second group key, the group key of devices (120a, 120b, 120c) and controllers (110a, 110b) that have succeeded in the third mutual authentication.
Method of controlling a wind turbine during damping a mechanical oscillation of the wind turbine having a generator system coupled to a rotor (13, 7) at which plural rotor blades are mounted, the method comprising: generating a damping control signal in dependence of an indication of the mechanical oscillation of the wind turbine; performing damping control of the generator system based on the damping control signal (31, 29) causing damping related power output variation at an output terminal of the generator system; and controlling an energy storage device connected to the output terminal of the generator system and connected to an output terminal of the wind turbine based on the damping control signal, wherein controlling the energy storage device based on the damping control signal comprises: supplying an energy storage controller input signal based on the damping control signal to an energy storage controller; generating an energy storage device control signal by the energy storage controller; controlling the energy storage by the energy storage device control signal, wherein the energy storage controller input signal is proportional to a high pass filtered generator system active power reference, the generator system active power reference defining an amplitude of a power reference. generating a damping control signal in dependence of an indication of the mechanical oscillation of the wind turbine; performing damping control of the generator system based on the damping control signal (31, 29) causing damping related power output variation at an output terminal of the generator system; and controlling an energy storage device connected to the output terminal of the generator system and connected to an output terminal of the wind turbine based on the damping control signal, supplying an energy storage controller input signal based on the damping control signal to an energy storage controller; generating an energy storage device control signal by the energy storage controller; controlling the energy storage by the energy storage device control signal, wherein the energy storage controller input signal is proportional to a high pass filtered generator system active power reference, the generator system active power reference defining an amplitude of a power reference.
A 3-D camera for obtaining an image of at least one surface of at least one object, the camera comprising: a light source, arranged to illuminate the object, wherein a light beam emitted from said light source defines a projection optical path; at least one first aperture having a first predetermined size, the at least one first aperture being interposed in the projection optical path such that the light beam passes through it; an image sensor for receiving light back-scattered by the at least one surface of the at least one object, the back-scattered light defining an observation optical path; and at least one second aperture having a second predetermined size, the at least one second aperture being interposed in the observation optical path such that the back-scattered light passes through it, at least one optic arranged in both the projection optical path and the observation optical path a reference pattern projector arranged in the projection optical path to form an image on the at least one surface, wherein the reference pattern projector is an optical grid having a pattern comprising lines to form the image characterised in that the first predetermined size is greater than the second predetermined size, and in that at least one of the first and second apertures (9a,9b) is elliptical in shape, and in that an axis along which the at least one aperture (9a,9b) that is elliptical in shape extends, is parallel to the lines of the grid pattern. a light source, arranged to illuminate the object, wherein a light beam emitted from said light source defines a projection optical path; at least one first aperture having a first predetermined size, the at least one first aperture being interposed in the projection optical path such that the light beam passes through it; an image sensor for receiving light back-scattered by the at least one surface of the at least one object, the back-scattered light defining an observation optical path; and at least one second aperture having a second predetermined size, the at least one second aperture being interposed in the observation optical path such that the back-scattered light passes through it, at least one optic arranged in both the projection optical path and the observation optical path a reference pattern projector arranged in the projection optical path to form an image on the at least one surface, wherein the reference pattern projector is an optical grid having a pattern comprising lines to form the image characterised in that the first predetermined size is greater than the second predetermined size, and in that at least one of the first and second apertures (9a,9b) is elliptical in shape, and in that an axis along which the at least one aperture (9a,9b) that is elliptical in shape extends, is parallel to the lines of the grid pattern.
Exhaust turbine, having: - a turbine wheel having a plurality of rotor blades, - an exhaust outlet duct, which is arranged downstream of the rotor blades of the turbine wheel, wherein the exhaust outlet duct is delimited radially on the outside by an axial turbine diffusor, and wherein an exhaust mass flow can be discharged in an axial direction of flow through the exhaust outlet duct, and - wherein the axial turbine diffusor opens downstream, radially outward, at a non-constant diffusor opening angle, in such a way that a first diffusor opening angle deviates from a second diffusor opening angle by at least 1°, - a waste gate duct, the outlet region of which opens into the diffusor or directly downstream of the diffusor into the exhaust outlet duct and through which a waste-gate mass flow can be injected into the exhaust mass flow, wherein the waste gate duct is designed to generate a substantially axial direction of flow of the waste-gate mass flow at the outlet region of the waste gate duct, characterized in that - the turbine diffusor has a first diffusor portion having an increasing diffusor opening angle and a second diffusor portion, located downstream of the first diffusor portion, having a decreasing diffusor opening angle, and - a transition angle in a transition region between the turbine diffusor and a radial inner wall of the waste gate duct is less than 5°. - a turbine wheel having a plurality of rotor blades, - an exhaust outlet duct, which is arranged downstream of the rotor blades of the turbine wheel, wherein the exhaust outlet duct is delimited radially on the outside by an axial turbine diffusor, and wherein an exhaust mass flow can be discharged in an axial direction of flow through the exhaust outlet duct, and - wherein the axial turbine diffusor opens downstream, radially outward, at a non-constant diffusor opening angle, in such a way that a first diffusor opening angle deviates from a second diffusor opening angle by at least 1°, - a waste gate duct, the outlet region of which opens into the diffusor or directly downstream of the diffusor into the exhaust outlet duct and through which a waste-gate mass flow can be injected into the exhaust mass flow, wherein the waste gate duct is designed to generate a substantially axial direction of flow of the waste-gate mass flow at the outlet region of the waste gate duct, characterized in that - the turbine diffusor has a first diffusor portion having an increasing diffusor opening angle and a second diffusor portion, located downstream of the first diffusor portion, having a decreasing diffusor opening angle, and - a transition angle in a transition region between the turbine diffusor and a radial inner wall of the waste gate duct is less than 5°.
Woodworking machine with main saw blade and scoring saw blade and a working table with one or more table insert strips, the table insert strip specially highlighting the danger area of the scoring saw blade by a special colouring and illumination clearly distinguishable from the surroundings, characterised in that the table insert strip is made of a light-transmissive material, and in that the illumination of the table insert strip is caused by light generators built into the table insert strip or by light generators installed outside the table insert strip.
Vehicle seat massage device, comprising: a. a plurality of air bladders, which can be arranged at the seat part or the backrest of a vehicle seat; b. an air pump for supplying air to the air bladders; c. a plurality of air distribution elements for distributing air from the air pump to the plurality of air bladders; d. a plurality of 2/2 valves for controlling the air flow to the air bladders; and e. a plurality of air vent openings for venting air out of the air bladders, characterized in that f. the air vent openings are arranged at an outlet of the 2/2 valve to the respective air bladder. a. a plurality of air bladders, which can be arranged at the seat part or the backrest of a vehicle seat; b. an air pump for supplying air to the air bladders; c. a plurality of air distribution elements for distributing air from the air pump to the plurality of air bladders; d. a plurality of 2/2 valves for controlling the air flow to the air bladders; and e. a plurality of air vent openings for venting air out of the air bladders, characterized in that f. the air vent openings are arranged at an outlet of the 2/2 valve to the respective air bladder.
Rotating electrical machine, which has the following features: - a rotor comprising a laminated rotor core arranged on a rotor shaft; - the rotor having at least one end-winding cover that closes off the laminated rotor core in the axial direction of the rotor shaft; - the end-winding cover having an outer side; characterized in that - the outer side has an end face that closes off the laminated rotor core in the axial direction and a side face that closes off the laminated rotor core in the radial direction; - a sensor track of a sensor being arranged on the outer side of the end-winding cover. - a rotor comprising a laminated rotor core arranged on a rotor shaft; - the rotor having at least one end-winding cover that closes off the laminated rotor core in the axial direction of the rotor shaft; - the end-winding cover having an outer side; characterized in that - the outer side has an end face that closes off the laminated rotor core in the axial direction and a side face that closes off the laminated rotor core in the radial direction; - a sensor track of a sensor being arranged on the outer side of the end-winding cover.
A system for simultaneously cooling multiple computing devices (330; 411-414, 451.466), the system comprising: a heat pipe (310; 441, 442, 443, 481, 482) extending below ground into the earth, the heat pipe comprising a liquid that evaporates to absorb thermal energy and then condenses to release the thermal energy, the release of the thermal energy of the heat pipe being into the earth below ground, wherein the heat pipe comprises an intermediate portion defined by the exterior boundaries of the heat pipe and an interior permeable membrane, the intermediate portion enabling a liquid to flow through it and an interior cavity for free movement of gas; a surface (430, 470) that is thermally coupled to the heat pipe such that thermal energy is passed through the surface into the heat pipe, thereby causing the liquid in the heat pipe to evaporate, the surface comprising at least one of a cold floor or a cold wall; and a thermal coupling between the multiple computing devices and the surface, the multiple computing devices being arranged so as to facilitate the thermal coupling between them and the surface. a heat pipe (310; 441, 442, 443, 481, 482) extending below ground into the earth, the heat pipe comprising a liquid that evaporates to absorb thermal energy and then condenses to release the thermal energy, the release of the thermal energy of the heat pipe being into the earth below ground, wherein the heat pipe comprises an intermediate portion defined by the exterior boundaries of the heat pipe and an interior permeable membrane, the intermediate portion enabling a liquid to flow through it and an interior cavity for free movement of gas; an intermediate portion defined by the exterior boundaries of the heat pipe and an interior permeable membrane, the intermediate portion enabling a liquid to flow through it and an interior cavity for free movement of gas; a surface (430, 470) that is thermally coupled to the heat pipe such that thermal energy is passed through the surface into the heat pipe, thereby causing the liquid in the heat pipe to evaporate, the surface comprising at least one of a cold floor or a cold wall; and a thermal coupling between the multiple computing devices and the surface, the multiple computing devices being arranged so as to facilitate the thermal coupling between them and the surface.