mhurhangee/ep-ind-claims huggingface dataset:
A method of diffusion bonding of a lead zirconate-titanate, PZT, piezoelectric crystal to a metal wear plate for fabrication of a high temperature ultrasonic transducer comprising the steps of: i. Depositing a first coating of a noble metal on a bonding surface of a PZT crystal; ii. Depositing a second coating of the noble metal on a bonding surface of a metal wear plate; iii. Bringing the bonding surfaces of the noble metal coated PZT crystal of step (i) and the bonding surface of the noble metal coated metal wear plate of step (ii) into contact with each other, and pressing and heating at a temperature ranging from 270 to 400 0 C under vacuum to form a metallic bond, to obtain a PZT piezoelectric crystal diffusion-bonded to the metal wear plate by a noble metal interlayer; wherein the metal wear plate is selected from nickel and nickel alloys; and wherein the metal interlayer is able to withstand a prolonged exposure to high temperature up to 250°C and repeated thermal cycling. i. Depositing a first coating of a noble metal on a bonding surface of a PZT crystal; ii. Depositing a second coating of the noble metal on a bonding surface of a metal wear plate; iii. Bringing the bonding surfaces of the noble metal coated PZT crystal of step (i) and the bonding surface of the noble metal coated metal wear plate of step (ii) into contact with each other, and pressing and heating at a temperature ranging from 270 to 400 0 C under vacuum to form a metallic bond, to obtain a PZT piezoelectric crystal diffusion-bonded to the metal wear plate by a noble metal interlayer;
An electrostatic protection device (100, 200, 300, 400, 500), wherein the electrostatic protection device (100, 200, 300, 400, 500) comprises a pair of discharge electrodes (12, 13) and a discharge triggered part inside an insulating laminate, and an insulating layer (15, 16) containing glass is disposed on at least a part of the discharge electrodes (12, 13), and wherein the discharge triggered part is disposed between the pair of discharge electrodes (12, 13) and at the periphery of the end portions of the discharge electrodes (12, 13), characterized in that at least a part of the connection portion between the pair of the discharge electrodes (12, 13) and the discharge triggered part contains the insulating layer (15, 16), and wherein the discharge triggered part is composed of insulating inorganic materials and conductive inorganic materials dispersed therein.
A turbine for a turbocharger comprising: a rotary shaft that is rotatably journalled by a bearing; a turbine wheel including a turbine disk provided at a shaft end of the rotary shaft, and a plurality of rotor blades that are provided to protrude outward in a radial direction from the turbine disk; and a turbine housing including a scroll portion that is arranged so as to cover the turbine wheel and forms a swirling flow in a circumferential direction of the turbine wheel, and a cylindrical portion that guides the swirling flow formed by the scroll portion in an axial direction of the turbine wheel, wherein the rotor blades are arranged in the cylindrical portion, and the scroll portion is formed so that an internal flow channel thereof communicates with a rotor blade upstream flow channel space by means of a communication portion (d) between the scroll internal flow channel and the cylindrical portion and the cross-section of the scroll internal flow channel decreases gradually along the circumferential direction of the turbine wheel, characterised in that a partition wall (24; 114) of the turbine housing that forms the rotor blade upstream flow channel space is formed so as to swell out gradually to a rotor blade leading edge side along the circumferential direction of the turbine wheel, such that the partition wall (24; 114) approaches the rotor blades gradually in the axial direction, and a termination end of the swelling portion swells out from the communication portion (d) to a position adjacent the rotor blade leading edge side. a rotary shaft that is rotatably journalled by a bearing; a turbine wheel including a turbine disk provided at a shaft end of the rotary shaft, and a plurality of rotor blades that are provided to protrude outward in a radial direction from the turbine disk; and a turbine housing including a scroll portion that is arranged so as to cover the turbine wheel and forms a swirling flow in a circumferential direction of the turbine wheel, and a cylindrical portion that guides the swirling flow formed by the scroll portion in an axial direction of the turbine wheel, wherein the rotor blades are arranged in the cylindrical portion, and the scroll portion is formed so that an internal flow channel thereof communicates with a rotor blade upstream flow channel space by means of a communication portion (d) between the scroll internal flow channel and the cylindrical portion and the cross-section of the scroll internal flow channel decreases gradually along the circumferential direction of the turbine wheel, characterised in that a partition wall (24; 114) of the turbine housing that forms the rotor blade upstream flow channel space is formed so as to swell out gradually to a rotor blade leading edge side along the circumferential direction of the turbine wheel, such that the partition wall (24; 114) approaches the rotor blades gradually in the axial direction, and a termination end of the swelling portion swells out from the communication portion (d) to a position adjacent the rotor blade leading edge side.
Cooling appliance (10, 16) comprising a cabinet and a conduit (12, 18) traversing a wall of said cabinet and having pressure equalization means configured to avoid pressure differences between the inside of the cabinet and the outside, characterized in that such equalization means comprises a semi permeable membrane.
A method for structural fixed pattern noise reduction in a video stream comprises: defining a pixel to be processed in a first image frame as a target pixel, for each target pixel in a first image frame defining a first target pixel patch including the target pixel, defining a first search area comprising the first target pixel patch, for each pixel in the first search area comparing a first pixel patch around the pixel with the first target pixel patch, using the pixel when calulating an average for the target pixel if the similarity of the first pixel patch and the first target pixel patch is within a first threshold, and, in a second image frame localizing a second target pixel, defining a second search area comprising the second target pixel, for each pixel in the second search area comparing a second pixel patch around the pixel of the second search area with the first target pixel patch, using the pixel in the second search area when calculating an average for the target pixel if the similarity of the second pixel patch and the first target pixel patch is within a second threshold, wherein the first image frame and the second image frame are separate image frames in the videostream, and wherein the location of the second target pixel is estimated from the location of the target pixel, combined with camera directional data, and wherein the method steps above are repeated for each pixel of the first image frame, or of a smaller selection of pixels thereof. defining a pixel to be processed in a first image frame as a target pixel, for each target pixel in a first image frame defining a first target pixel patch including the target pixel, defining a first search area comprising the first target pixel patch, for each pixel in the first search area comparing a first pixel patch around the pixel with the first target pixel patch, using the pixel when calulating an average for the target pixel if the similarity of the first pixel patch and the first target pixel patch is within a first threshold, and, in a second image frame localizing a second target pixel, defining a second search area comprising the second target pixel, for each pixel in the second search area comparing a second pixel patch around the pixel of the second search area with the first target pixel patch, using the pixel in the second search area when calculating an average for the target pixel if the similarity of the second pixel patch and the first target pixel patch is within a second threshold, wherein the first image frame and the second image frame are separate image frames in the videostream, and wherein the location of the second target pixel is estimated from the location of the target pixel, combined with camera directional data, and wherein the method steps above are repeated for each pixel of the first image frame, or of a smaller selection of pixels thereof.
A system comprising: an acoustic probe assembly mounted to a concrete mixer, the acoustic probe assembly having an acoustic path, an acoustic emitter configured to emit an acoustic signal along the acoustic path, and an acoustic receiver configured to receive the acoustic signal after propagation along the acoustic path, the acoustic probe assembly being configured and adapted to generate an electromagnetic signal indicative of a duration of time (ΔT) taken by the acoustic signal to travel from the acoustic emitter to the acoustic receiver across a fresh concrete sample handled by the concrete mixer; a computing device communicatively coupled with the acoustic probe assembly, the computing device being configured for performing the steps of receiving composition data indicative of a composition of the fresh concrete sample; determining the duration of time (ΔT) based on the electromagnetic signal; and matching the duration of time (ΔT) to a density value using reference data pertaining to the received composition data; and a user interface communicatively coupled with the computing device, the user interface being configured to display the density value of the fresh concrete sample wherein the acoustic probe assembly has at least one accelerometer for generating position data indicative of the position of the acoustic probe assembly relatively to the concrete mixer. an acoustic probe assembly mounted to a concrete mixer, the acoustic probe assembly having an acoustic path, an acoustic emitter configured to emit an acoustic signal along the acoustic path, and an acoustic receiver configured to receive the acoustic signal after propagation along the acoustic path, the acoustic probe assembly being configured and adapted to generate an electromagnetic signal indicative of a duration of time (ΔT) taken by the acoustic signal to travel from the acoustic emitter to the acoustic receiver across a fresh concrete sample handled by the concrete mixer; a computing device communicatively coupled with the acoustic probe assembly, the computing device being configured for performing the steps of receiving composition data indicative of a composition of the fresh concrete sample; determining the duration of time (ΔT) based on the electromagnetic signal; and matching the duration of time (ΔT) to a density value using reference data pertaining to the received composition data; and receiving composition data indicative of a composition of the fresh concrete sample; determining the duration of time (ΔT) based on the electromagnetic signal; and matching the duration of time (ΔT) to a density value using reference data pertaining to the received composition data; and a user interface communicatively coupled with the computing device, the user interface being configured to display the density value of the fresh concrete sample wherein the acoustic probe assembly has at least one accelerometer for generating position data indicative of the position of the acoustic probe assembly relatively to the concrete mixer.
An arc fault detection system for an electrical enclosure, comprising a circuit breaker within the enclosure, a primary optical detector for detecting visible light from arcing faults within the enclosure and emitting a primary optical signal representative of its detected light, a secondary optical detector for detecting visible light from a circuit breaker trip event within the enclosure and emitting a secondary optical signal representative of its detected light, and a means for combining the primary optical signal and the secondary optical signal, wherein the arc fault detection system is configured to operate an arc extinguisher to remove voltage from a feeder circuit in the enclosure based upon the combined optical signal, characterised in that the means for combining the primary optical signal and the secondary optical signal is configured to subtract the secondary optical signal from the primary optical signal.
A method, in a virtualized system comprising first and second virtual machine, VM, instances executing over physical hardware, the first VM instance participating in multiple data sessions, wherein for the duration of each data session a communications channel is formed with a respective client device, for migrating by a networking element one of the data sessions from the first VM instance to the second VM instance, characterised by the steps of: modifying a routing rule of a load balancer of the system, the rule being for routing communications between a client device and the first VM instance to specify that any request from the client device destined for the first VM instance, as part of the data session to be migrated, be queued; suspending processing, at the first VM instance, of pending requests from the client device; transmitting data, from the first VM instance, to the load balancer representing the state of the or each suspended request; modifying the routing rule to specify that the endpoint for a communication channel from the client device is the second VM instance; transmitting, from the load balancer, the data representing the state of the or each suspended request to the second VM instance; and subsequently modifying the routing rule to specify transmission of requests from the client device directly to the second VM instance. modifying a routing rule of a load balancer of the system, the rule being for routing communications between a client device and the first VM instance to specify that any request from the client device destined for the first VM instance, as part of the data session to be migrated, be queued; suspending processing, at the first VM instance, of pending requests from the client device; transmitting data, from the first VM instance, to the load balancer representing the state of the or each suspended request; modifying the routing rule to specify that the endpoint for a communication channel from the client device is the second VM instance; transmitting, from the load balancer, the data representing the state of the or each suspended request to the second VM instance; and subsequently modifying the routing rule to specify transmission of requests from the client device directly to the second VM instance.
A polymer composite, comprising: a polymer matrix comprising at least two polymers: a first polymer comprising PVDF-TrFE-CFE, and a second polymer comprising an acrylic polymer of 5-15 wt% of the polymer matrix; and a piezoelectric ceramic filler embedded in the polymer matrix, characterized in that the piezoelectric ceramic filler comprises doped potassium sodium niobate, KNLN. a polymer matrix comprising at least two polymers: a first polymer comprising PVDF-TrFE-CFE, and a second polymer comprising an acrylic polymer of 5-15 wt% of the polymer matrix; and a piezoelectric ceramic filler embedded in the polymer matrix, characterized in that the piezoelectric ceramic filler comprises doped potassium sodium niobate, KNLN.
A position tracker driven display system for display of an interventional device including an integration of at least one position tracker and at least one interventional tool, the position tracker driven display system comprising: a monitor; and a display controller for controlling a real-time display on the monitor of a tracking image illustrative of a navigation of a tracking node of the interventional device within an anatomical region, wherein the display controller is configured to autonomously select the tracking image among a plurality of registered spatial images illustrative of the anatomical region within an image space based on position tracking data informative of a location and an orientation of the at least one position tracker within the anatomical region in the image space, wherein the display controller derives an autonomous selection of the tracking image from a location and an orientation of the tracking node of the interventional device relative to the image space as indicated by the position tracking data, and characterised in that the display controller is configured to display the autonomously selected tracking image with a directional view selected based on the orientation of the tracking node of the interventional device. a monitor; and a display controller for controlling a real-time display on the monitor of a tracking image illustrative of a navigation of a tracking node of the interventional device within an anatomical region, wherein the display controller is configured to autonomously select the tracking image among a plurality of registered spatial images illustrative of the anatomical region within an image space based on position tracking data informative of a location and an orientation of the at least one position tracker within the anatomical region in the image space, wherein the display controller derives an autonomous selection of the tracking image from a location and an orientation of the tracking node of the interventional device relative to the image space as indicated by the position tracking data, and characterised in that the display controller is configured to display the autonomously selected tracking image with a directional view selected based on the orientation of the tracking node of the interventional device. wherein the display controller is configured to autonomously select the tracking image among a plurality of registered spatial images illustrative of the anatomical region within an image space based on position tracking data informative of a location and an orientation of the at least one position tracker within the anatomical region in the image space, wherein the display controller derives an autonomous selection of the tracking image from a location and an orientation of the tracking node of the interventional device relative to the image space as indicated by the position tracking data, and characterised in that the display controller is configured to display the autonomously selected tracking image with a directional view selected based on the orientation of the tracking node of the interventional device.
A process for the conversion of dimethyl sulfide to methyl mercaptan, comprising: contacting dimethyl sulfide with a catalyst in the presence of an excess amount of hydrogen sulfide in a reactor to yield a reactor effluent comprising methyl mercaptan, hydrogen sulfide, and carbon disulfide, wherein the catalyst comprises alumina, NiMo on an alumina support, CoMo on an alumina support, or a combination thereof, wherein the step of contacting is performed at a hydrogen sulfide to dimethyl sulfide mole ratio of at least 3:1, and wherein the step of contacting is performed at a weight average temperature in a range of from 250 °C to 305 °C. contacting dimethyl sulfide with a catalyst in the presence of an excess amount of hydrogen sulfide in a reactor to yield a reactor effluent comprising methyl mercaptan, hydrogen sulfide, and carbon disulfide, wherein the catalyst comprises alumina, NiMo on an alumina support, CoMo on an alumina support, or a combination thereof, wherein the step of contacting is performed at a hydrogen sulfide to dimethyl sulfide mole ratio of at least 3:1, and wherein the step of contacting is performed at a weight average temperature in a range of from 250 °C to 305 °C.
A method of assembling a pipe-in-pipe pipeline by adding a succession of inner and outer pipe sections to a trailing end of the partially-completed pipeline, the method comprising: welding a leading end of a first inner pipe section to a trailing end of an inner pipe of the partially-completed pipeline; advancing a leading end of a second inner pipe section to a trailing end of the first inner pipe section; advancing an outer pipe section downstream from the second inner pipe section along and around the first inner pipe section and into abutment with a trailing end of an outer pipe of the partially-completed pipeline; and welding a leading end of the outer pipe section to the trailing end of the outer pipe. welding a leading end of a first inner pipe section to a trailing end of an inner pipe of the partially-completed pipeline; advancing a leading end of a second inner pipe section to a trailing end of the first inner pipe section; advancing an outer pipe section downstream from the second inner pipe section along and around the first inner pipe section and into abutment with a trailing end of an outer pipe of the partially-completed pipeline; and welding a leading end of the outer pipe section to the trailing end of the outer pipe.
A method for byzantine fault tolerant data replication with a plurality of 2f+1 data servers and one or more clients, characterized in that data is stored in at least f+1 different data servers out of the 2f+1 data servers and that metadata (md) of the stored data is stored under a metadata-identifier (k) in a fault-tolerant, metadata-service, wherein the metadata (md) to be stored includes a unique identifier (tag) of the stored data, a fingerprint (H) of the stored data and a list of data servers ({s 1, s 2,...}) which have stored the data.
A mould (2, 32, 42, 62) for moulding a wind turbine blade or an elongate structural part thereof, the mould comprising a plurality of longitudinal elongate mould sections (64, 66) adapted to be fitted together in an end-to-end relationship to form a unitary mould, each mould section (64, 66) having a central mould portion between opposite end portions, each mould section (64, 66) being composed of a fibre reinforced resin matrix composite material, at least one end portion of each mould section (64, 66) forming an integral flange oriented substantially orthogonally downwardly with respect to an upper surface of the mould section (64, 66), and the upper surface including a moulding surface and a recess located between the flange and the moulding surface, the recess extending across a transverse width of the mould section (64, 66) whereby when the flanges (76a, 76b) of adjacent mould sections (64, 66) are fitted together in an abutting relationship, the adjacent recesses form a combined recess separating the moulding surfaces of the adjacent mould sections (64, 66), characterised by the mould further comprising an alignment device fitted to each mould section (64, 66) for longitudinally aligning the mould sections (64, 66) to form the unitary mould, the alignment device including a guide element including a notch or opening for aligning a laser beam.