mhurhangee/ep-ind-claims huggingface dataset:
Rotor blade for a turbomachine, comprising an airfoil and a shroud, wherein the shroud is profiled on a peripheral side, and specifically when viewed in a tangential section, - has a contact flank which is at least partially axially oriented, and - has a free flank which is likewise at least partially axially oriented, namely opposite the contact flank, wherein an intermediate portion between the contact flank and the free flank, when viewed in the tangential section, - has a first curvature in a first transition portion (33.1) toward the contact flank, and - has a second curvature in a second transition portion (33.2) toward the free flank, the first curvature being greater than the second curvature, characterized in that, when viewed in a tangential section, from the straight contact flank to the straight free flank, each curvature of the peripheral side has the same sign. wherein the shroud is profiled on a peripheral side, and specifically when viewed in a tangential section, - has a contact flank which is at least partially axially oriented, and - has a free flank which is likewise at least partially axially oriented, namely opposite the contact flank, - has a contact flank which is at least partially axially oriented, and - has a free flank which is likewise at least partially axially oriented, namely opposite the contact flank, wherein an intermediate portion between the contact flank and the free flank, when viewed in the tangential section, - has a first curvature in a first transition portion (33.1) toward the contact flank, and - has a second curvature in a second transition portion (33.2) toward the free flank, - has a first curvature in a first transition portion (33.1) toward the contact flank, and - has a second curvature in a second transition portion (33.2) toward the free flank, the first curvature being greater than the second curvature, characterized in that, when viewed in a tangential section, from the straight contact flank to the straight free flank, each curvature of the peripheral side has the same sign.
A method for operating a vehicle, in particular a utility vehicle, the vehicle having a drive train with a drive motor which is configured as an internal combustion engine, the vehicle having a torque limiting device, by means of which the engine-internal drive torque of the drive motor is limited to a defined torque limit value, in such a way that the further components of the drive train are not overloaded mechanically, the vehicle having a calculation device, by means of which the torque limit value is calculated regularly, in particular at a defined time interval, with consideration of at least one determined current operating parameter of the vehicle, and that the drive torque of the drive motor is limited by means of the torque limiting device to the calculated current torque limit value, wherein the engine-internal drive torque of the drive motor being limited by means of the calculated torque limit value, and the torque limit value being calculated by means of a torque balance at a defined region of the drive train, wherein a flywheel torque value being taken into consideration as maximum permissible torque at the flywheel in the case of the torque balance, and characterized in that a differential value between the flywheel torque value and a driving resistance torque value which is formed by way of the current driving resistance of the vehicle acting on the flywheel is calculated, a dynamic driving resistance torque value being calculated by dividing of the calculated differential value by the primary-side overall mass moment of inertia of the vehicle and multiplying of the calculated differential value by the mass moment of inertia of the drive motor, which dynamic driving resistance torque value is taken into consideration in the torque balance. wherein the engine-internal drive torque of the drive motor being limited by means of the calculated torque limit value, and the torque limit value being calculated by means of a torque balance at a defined region of the drive train, wherein a flywheel torque value being taken into consideration as maximum permissible torque at the flywheel in the case of the torque balance, and characterized in that a differential value between the flywheel torque value and a driving resistance torque value which is formed by way of the current driving resistance of the vehicle acting on the flywheel is calculated, a dynamic driving resistance torque value being calculated by dividing of the calculated differential value by the primary-side overall mass moment of inertia of the vehicle and multiplying of the calculated differential value by the mass moment of inertia of the drive motor, which dynamic driving resistance torque value is taken into consideration in the torque balance.
A method of forming an aerogel, including: forming an aerogel precursor, the aerogel precursor including a matrix material and a liquid dispersion medium for dispersing the matrix material, wherein the matrix material includes clay and poly(vinyl alcohol), the poly(vinyl alcohol) being present in the aerogel precursor from 2.5 wt% to 5.0 wt%; performing at least two freeze/thaw cycles on the aerogel precursor, each freeze/thaw cycle including: freezing the aerogel precursor so that the dispersion is solidified; and thawing the aerogel precursor to liquefy the frozen dispersion medium; freezing the aerogel precursor after performing the at least two freeze/thaw cycles so that the dispersion is solidified; and freeze drying the aerogel precursor to sublime the dispersion medium and form the aerogel. forming an aerogel precursor, the aerogel precursor including a matrix material and a liquid dispersion medium for dispersing the matrix material, wherein the matrix material includes clay and poly(vinyl alcohol), the poly(vinyl alcohol) being present in the aerogel precursor from 2.5 wt% to 5.0 wt%; performing at least two freeze/thaw cycles on the aerogel precursor, each freeze/thaw cycle including: freezing the aerogel precursor so that the dispersion is solidified; and thawing the aerogel precursor to liquefy the frozen dispersion medium; freezing the aerogel precursor so that the dispersion is solidified; and thawing the aerogel precursor to liquefy the frozen dispersion medium; freezing the aerogel precursor after performing the at least two freeze/thaw cycles so that the dispersion is solidified; and freeze drying the aerogel precursor to sublime the dispersion medium and form the aerogel.
A pallet container for storing and transporting in particular hazardous liquid filling materials, having an exchangeable plastics inner container and a supporting casing which closely encloses the plastics inner container and is made of a tubular lattice frame which is fastened to the upper outer rim of the pallet, wherein the rectangular pallet has a flat pallet top deck for supporting the fitted plastics inner container, and a pallet substructure having four corner feet and four middle feet arranged therebetween, and a horizontally peripheral bottom ring in the form of a rectangular base ring, and wherein the pallet top deck consists of a flat, planar rectangular metal plate which has on each of its four outer sides a short downward-facing right-angled folded edge extending along the outer sides, characterized in that the metal plate of the pallet top deck is free of any upwardly projecting formations, for example reinforcing beads in the surface plane or external wall elevations, and is pressed, by the tubular lattice frame that is positioned from above with its bottommost horizontally peripheral frame tube against the corner and middle feet (24, 26) arranged beneath the metal plate, into a recess that is provided there and is adapted to the folded edge, and is fixed such that the planar rectangular metal plate is spanned externally in a linear manner on the pallet substructure, wherein the pallet substructure is formed as a tubular-frame supporting structure which has, in a parallelogram-like manner, four tubes that extend in a diamond-shaped manner with respect to one another in an upper plane directly beneath the metal plate, and has the rectangular peripheral base tube in a lower plane, wherein the tubes (32, 30, 42) of the upper plane are connected to the base tube in the lower plane via four corner feet and four middle feet located therebetween.
A secondary cell (1, 15) for a traction battery of a vehicle, comprising: - a prismatic casing (2, 16) comprising a case part having an aperture at one side and a cap part being at least indirectly connected with this side of the case part; - wherein the case part and the cap part are at least partly electrically conductive and constitute terminals of the secondary cell (1,15) for electrically contacting the secondary cell (1,15) from the outside; - at least one electrochemical cell contained within the casing (2, 16) and comprising at least one anode current collector electrically connected with the cap part and at least one cathode current collector electrically connected with the case part; - wherein both the anode current collector and the cathode current collector are arranged on one side of the electrochemical cell facing the cap part; - wherein the cathode current collector is welded to a first electrically conductive element (9,17) being welded to the case part and the anode current collector is welded to a second electrically conductive element (13, 22) being welded to the cap part; - a safety device for discharging the electrochemical cell when the electrochemical cell is in an abnormal state; - wherein the safety device is electrically connected with the cathode current collector via the case part and with the anode current collector via the cap part. - a prismatic casing (2, 16) comprising a case part having an aperture at one side and a cap part being at least indirectly connected with this side of the case part; - wherein the case part and the cap part are at least partly electrically conductive and constitute terminals of the secondary cell (1,15) for electrically contacting the secondary cell (1,15) from the outside; - at least one electrochemical cell contained within the casing (2, 16) and comprising at least one anode current collector electrically connected with the cap part and at least one cathode current collector electrically connected with the case part; - wherein both the anode current collector and the cathode current collector are arranged on one side of the electrochemical cell facing the cap part; - wherein the cathode current collector is welded to a first electrically conductive element (9,17) being welded to the case part and the anode current collector is welded to a second electrically conductive element (13, 22) being welded to the cap part; - a safety device for discharging the electrochemical cell when the electrochemical cell is in an abnormal state; - wherein the safety device is electrically connected with the cathode current collector via the case part and with the anode current collector via the cap part.
Gaseous fluid circulation conduit or pipe having opposed first and second tubular fittings (9, 12), provided with an arrangement of acoustic attenuators (2, 3, 3'), extending laterally in the region of an intermediate segment of said conduit or pipe and opening into the interior volume of said segment, said arrangement comprising a multi-hole silencer and two other attenuators (3 and 3'), said other attenuators (3 and 3') being disposed so as to be acoustically coupled to said silencer, and said intermediate segment has a structure substantially rectilinear with a central circulation axis or median axis, the conduit or pipe being characterised in that the two attenuators (3 and 3') are quarter-wave attenuators, in that the multi-hole silencer, on the one hand, and the two quarter-wave attenuators (3 and 3'), on the other hand, are located either side of said median axis of said segment, so as to form, together with this silencer and these two attenuators (3 and 3'), a single-piece structure with a substantially flat configuration or constitution and in that said structure is made of two complementary constituent single-piece parts (8, 8*), each obtained by injection moulding of thermoplastic material(s) and both joined together by vibration welding, one of said parts (8, 8') also comprising at least said first and second tubular fittings (9, 12).
A method performed by a terminal for determining system information validity, the method comprising: receiving a first system information block 1, SIB1, including a first public land mobile network, PLMN, identity list comprised of multiple PLMNs and at least one first value tag for at least one system information block, SIB; receiving an SIB based on scheduling information for the SIB in the first SIB1 storing at least part of the first SIB1 and the SIB, wherein the stored at least part of the first SIB1 comprises a first entry of the first PLMN identity list and a value tag for the SIB in the first SIB1; performing cell reselection based on the received SIB and receiving, from a camped cell, a second SIB1 including a second PLMN identity list and at least one second value tag for at least one SIB; and determining (250, 260) that the stored SIB is valid for the cell based on: a first entry of the second PLMN identity list in the second SIB1 being identical to the stored first entry, and a value tag for the SIB in the second SIB1 being identical to the stored value tag. receiving a first system information block 1, SIB1, including a first public land mobile network, PLMN, identity list comprised of multiple PLMNs and at least one first value tag for at least one system information block, SIB; receiving an SIB based on scheduling information for the SIB in the first SIB1 storing at least part of the first SIB1 and the SIB, wherein the stored at least part of the first SIB1 comprises a first entry of the first PLMN identity list and a value tag for the SIB in the first SIB1; performing cell reselection based on the received SIB and receiving, from a camped cell, a second SIB1 including a second PLMN identity list and at least one second value tag for at least one SIB; and determining (250, 260) that the stored SIB is valid for the cell based on: a first entry of the second PLMN identity list in the second SIB1 being identical to the stored first entry, and a value tag for the SIB in the second SIB1 being identical to the stored value tag. a first entry of the second PLMN identity list in the second SIB1 being identical to the stored first entry, and a value tag for the SIB in the second SIB1 being identical to the stored value tag.
A process for the preparation of N-doped porous carbon electrocatalyst comprising carbon in the range of 90 to 93% and nitrogen in the range of 7 to 10% by doping g-C3N4 as a nitrogen precursor into highly mesoporous carbon using metal organic frameworks as carbon template, the process comprising the steps of: a. pyrolysing of metal organic frameworks in argon atmosphere to obtain mesoporous carbon (MOFC); b. mixing and grinding the mesoporous carbon (MOFC) as obtained in step (a) and melamine to get a uniform mixture; c. dispersing the uniform mixture of step (b) in alcohol in order to get a homogeneous mixture; d. evaporating solvent by simultaneous heating and stirring the homogeneous mixture as obtained in step (c) till a solid material obtained; e. heating the solid material as obtained in step (d) in a flow of argon atmosphere to obtain a composite; and f. pyrolysing the composite as obtained in step (e) under argon atmosphere to obtain N-doped porous carbon electrocatalyst. a. pyrolysing of metal organic frameworks in argon atmosphere to obtain mesoporous carbon (MOFC); b. mixing and grinding the mesoporous carbon (MOFC) as obtained in step (a) and melamine to get a uniform mixture; c. dispersing the uniform mixture of step (b) in alcohol in order to get a homogeneous mixture; d. evaporating solvent by simultaneous heating and stirring the homogeneous mixture as obtained in step (c) till a solid material obtained; e. heating the solid material as obtained in step (d) in a flow of argon atmosphere to obtain a composite; and f. pyrolysing the composite as obtained in step (e) under argon atmosphere to obtain N-doped porous carbon electrocatalyst.
An electric drive axle, comprising: a first axle shaft; a second axle shaft coaxial with said first axle shaft; a differential apparatus having a differential case, wherein said differential apparatus operatively connects said first and second axle shafts (1010, 1012); an electric motor having a stator and a rotor; a driving shaft coupled for rotation with said rotor disposed parallel with said first axle shaft; a first driving gear disposed on said driving shaft; a driven shaft having a first driven gear and a second driven gear, wherein said first driven gear meshes with said first driving gear; a layshaft disposed parallel with said first axle shaft; a first layshaft gear coupled with said layshaft and meshed with said second driven gear; a second layshaft gear disposed on said layshaft; and a first drive gear coupled with said differential case and in meshed engagement with said second layshaft gear, characterized by a third driven gear coupled with said driven shaft; a second driving gear disposed on said driving shaft and in meshed engagement with said third driven gear; and a shift element (1610, 1630) having a first position wherein said first driving gear is coupled for rotation with said driving shaft, and a second position wherein said second driving gear is coupled for rotation with said driving shaft. a first axle shaft; a second axle shaft coaxial with said first axle shaft; a differential apparatus having a differential case, wherein said differential apparatus operatively connects said first and second axle shafts (1010, 1012); an electric motor having a stator and a rotor; a driving shaft coupled for rotation with said rotor disposed parallel with said first axle shaft; a first driving gear disposed on said driving shaft; a driven shaft having a first driven gear and a second driven gear, wherein said first driven gear meshes with said first driving gear; a layshaft disposed parallel with said first axle shaft; a first layshaft gear coupled with said layshaft and meshed with said second driven gear; a second layshaft gear disposed on said layshaft; and a first drive gear coupled with said differential case and in meshed engagement with said second layshaft gear, characterized by a third driven gear coupled with said driven shaft; a second driving gear disposed on said driving shaft and in meshed engagement with said third driven gear; and a shift element (1610, 1630) having a first position wherein said first driving gear is coupled for rotation with said driving shaft, and a second position wherein said second driving gear is coupled for rotation with said driving shaft.
A detection circuit for detecting an abnormal interface coupling, comprising: a power circuit; a first USB interface, comprising a first power wire and a first signal wire, wherein a power end of the first power wire is coupled to the power circuit; a second USB interface, comprising a second power wire and a second signal wire, wherein the second power wire and the second signal wire are short-circuited coupled; the second USB interface is coupled with the first USB interface, such that the second signal wire is coupled with the first signal wire; the first power wire is configured to receive a power signal outputted by the power circuit, and to output the power signal received to the second power wire in the second USB interface coupled with the first USB interface; characterized by a controller, comprising a first voltage sampling end coupled to the power end of the first power wire in the first USB interface, and a second voltage sampling end coupled to a signal end of the first signal wire in the first USB interface; and configured to acquire a voltage of the first power wire and a voltage of the first signal wire in the first USB interface through a coupling between the first USB interface and the second USB interface, to calculate a voltage difference between the voltage of the first power wire and the voltage of the first signal wire, and to determine whether the interface coupling is abnormal according to the voltage difference. a power circuit; a first USB interface, comprising a first power wire and a first signal wire, wherein a power end of the first power wire is coupled to the power circuit; a second USB interface, comprising a second power wire and a second signal wire, wherein the second power wire and the second signal wire are short-circuited coupled; the second USB interface is coupled with the first USB interface, such that the second signal wire is coupled with the first signal wire; the first power wire is configured to receive a power signal outputted by the power circuit, and to output the power signal received to the second power wire in the second USB interface coupled with the first USB interface; characterized by a controller, comprising a first voltage sampling end coupled to the power end of the first power wire in the first USB interface, and a second voltage sampling end coupled to a signal end of the first signal wire in the first USB interface; and configured to acquire a voltage of the first power wire and a voltage of the first signal wire in the first USB interface through a coupling between the first USB interface and the second USB interface, to calculate a voltage difference between the voltage of the first power wire and the voltage of the first signal wire, and to determine whether the interface coupling is abnormal according to the voltage difference.
A regenerative elevator drive device, comprising: a DC bus; and a power section having a plurality of power components electrically referenced to the DC bus, the plurality of power components comprising a converter and an inverter, characterised by a control section having a first plurality of control components electrically referenced to the DC bus and a second plurality of control components electrically referenced to ground, the first plurality of control components including a drive controller, controller inputs (68, 70), converter gate drivers and inverter gate drivers that are controlled by the drive controller, the converter gate drivers and inverter gate drivers providing control signals to the converter and the inverter, respectively; and an interface providing optical isolation between the first plurality of control components and the second plurality of control components. a DC bus; and a power section having a plurality of power components electrically referenced to the DC bus, the plurality of power components comprising a converter and an inverter, characterised by a control section having a first plurality of control components electrically referenced to the DC bus and a second plurality of control components electrically referenced to ground, the first plurality of control components including a drive controller, controller inputs (68, 70), converter gate drivers and inverter gate drivers that are controlled by the drive controller, the converter gate drivers and inverter gate drivers providing control signals to the converter and the inverter, respectively; and an interface providing optical isolation between the first plurality of control components and the second plurality of control components.