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Turbine blade insertion tool

Date/App# patent app List of recent G Rotor-related patents
08/28/14
20140238128
 Method for determining current eccentricity of rotating rotor and method of diagnostics of eccentricity of rotating rotor patent thumbnailnew patent Method for determining current eccentricity of rotating rotor and method of diagnostics of eccentricity of rotating rotor
The invention relates to a method for determining current eccentricity of rotating rotor (1) at which is rotor (1) equipped with a phase marker (5) scanned at constant speed of rotation up to 500 rpm by a sensor (50) of phase marker (5) at the point of the phase marker (5), and outside of the phase marker (5) by at least one sensor (3, 30, 4, 40) of relative rotor vibrations, while after digitizing the signals of the sensors (3, 30, 4, 40, 50), is from them estimated current position of phasor of the 1st harmonic component of signal of the sensor (3, 30, 4, 40) of relative rotor vibrations in the complex plane, which is subsequently compared to a reference position of the phasor of the 1st harmonic component of this signal, which has been determined in advance, whereas the variation vector of the phasors is an image of eccentricity of the rotor (1). Further on, is the invention related to a method of diagnostics of eccentricity of rotating rotor (1) based on this method for determining current eccentricity..
08/28/14
20140237820
 Turbine blade insertion tool patent thumbnailnew patent Turbine blade insertion tool
Turbine blade insertion tool (20) facilitates supported vertical and lateral alignment of a turbine blade root (18) and corresponding rotor slot (14) from under a suspended rotor (12). The blade lift fixture (46) slidably retains the blade root while manually biasable slide (38) provides supported relative vertical alignment between the blade root and rotor slot supported lateral root/slot alignment is provided by manually swinging the blade lift fixture (46) on three-dimensional motion capable swivel eye (50) and corresponding lift hook (44) that are coupled to the slide (38).
08/21/14
20140234094
 Turbomachines having guide ducts patent thumbnailTurbomachines having guide ducts
Turbomachines having guide ducts are disclosed. One disclosed example turbomachine includes a rotor rotatable about an axis of rotation and having rotor blade ducts, a housing having housing ducts to allow the inflow or outflow of working medium and guide blade ducts fixed in the housing, where the rotor blade ducts are in fluid communication with the housing ducts via the guide blade ducts..
08/21/14
20140233342
 Rotor for kneading, kneading machine, and method for manufacturing rotor for kneading patent thumbnailRotor for kneading, kneading machine, and method for manufacturing rotor for kneading
This rotor for kneading includes a rotor shaft (27) having a tubular shape; a blade part (22) that is provided on an outer peripheral surface of the rotor shaft (27); and a filling body (36) that is provided in a recessed part (28) formed inside the blade part (22) and made from a material having a higher thermal conductivity than a material from which the rotor shaft (27) and the blade part (22) are made.. .
08/21/14
20140230236
 Method for producing rotor laminated core patent thumbnailMethod for producing rotor laminated core
There is provided a method for producing a rotor laminated core by laminating circular core pieces. The method determines a first blanking area, a second blanking area and a third blanking area in the magnetic steel board, wherein the first blanking area defines a shape of the core piece, the second blanking area defines a shape of a magnet-insertion hole, and the third blanking area defines a shape of an arbitrary part in the magnetic steel board.
08/14/14
20140224740
 Preparation of pre-coated rp-rotors and universal chromatorotors, chromatographic separation devices and methods for centrifugal preparative chromatography patent thumbnailPreparation of pre-coated rp-rotors and universal chromatorotors, chromatographic separation devices and methods for centrifugal preparative chromatography
Reversed phase solid silica gel sorbent layers which can adhere with appropriate binders to a solid surface were developed. Pre-coated rp-rotors of different thickness were used these pre-coated rp-rotors can be used for centrifugal preparative thin-layer chromatography (cptlc) using any appropriate device for centrifugal chromatography, like chromatotron® or cyclograph.
08/14/14
20140224102
 Rotary braiding machine patent thumbnailRotary braiding machine
A rotary braiding machine, in particular for producing wire mesh, includes a plurality of braiding spools, a braiding rotor, a braiding head, a draw-off disk, a machine frame. The braiding rotor rotates about an axis which coincides or nearly coincides with the draw-off direction of the braiding material.
08/07/14
20140217742
 Power management system patent thumbnailPower management system
Systems for increasing the power productivity of two bladed teetering hinge, yaw controlled wind turbines by varying rotor shaft restraining torque and yaw angle.. .
08/07/14
20140217220
 Cutter arrangement pattern for maintaining rotor balance patent thumbnailCutter arrangement pattern for maintaining rotor balance
A method and apparatus for providing for a balanced rotor having cutting teeth attached thereto. The longitudinal length of the rotor is conceptually divided in half by a plane disposed perpendicular to the axis of rotation.
07/31/14
20140210296
 Rotor for permanent magnet type motor, method of manufacturing rotor for permanent magnet type motor, and permanent magnet type motor patent thumbnailRotor for permanent magnet type motor, method of manufacturing rotor for permanent magnet type motor, and permanent magnet type motor
A rotor for a permanent magnet type motor has rotor core blocks in a multistage in an axial direction in which permanent magnets of a plurality of magnetic poles are incorporated, and has a stage skew structure in which the rotor core blocks of each stage are integrally formed so as to be shifted from each other in a rotational direction. The rotor core blocks of each stage have a flux barrier portion for blocking a short circuit magnetic flux between the magnetic poles, between the magnetic poles of the permanent magnet.
07/24/14
20140206499
Assemblies and methods for clamping force generation
Mechanisms and methods for clamping force generation are disclosed. In one embodiment, a clamping force generator system includes a permanent magnet bearing coupled to a traction ring and to a torque coupling.
07/24/14
20140205432
Rotary vacuum pump
A rotary vacuum pump includes a first set of pumping stages having rotor discs with a first diameter and a second set of pumping stages having rotor discs with a second different diameter and further comprising an intermediate pumping stage that is particularly adapted for matching the change in the diameter of the pump rotor discs. According to the invention, the intermediate pumping stage comprises a rotor disc having an outer portion in the radial direction that is axially tapered from its inner diameter to its outer diameter and a corresponding stator stage including a spacer ring that is axially tapered from its periphery toward its center..
07/24/14
20140203739
Aircraft comprising a distributed electric power unit with free wheels
The invention relates to a rotary- or fixed-wing aircraft comprising one or more rotors and/or one or more propellers, in which the rotor(s) and/or propeller(s) are rotated at a variable or constant speed by at least one shaft (rp1, rp2, rp, rac, h), and the aircraft includes a power unit (gemd) configured to propel and/or lift the aircraft by rotating the shaft. The aircraft is characterised in that: the power unit (gemd) is a distributed electric power unit formed by multiple stacked electric power elements (ee1, ee2, een), each element being adapted to confer, on the rotation shaft (rp1, rp2, rp, rac, h), a fraction of the total power necessary in order to propel and/or lift the aircraft; the distributed electric power unit (gemd) is in direct engagement with the rotation shaft (rp1, rp2, rp, rac, h), with no movement transmission mechanism being inserted between the unit and the shaft; each electric power element (ee1, ee2, een) is directly connected to the rotation shaft (rp1, rp2, rp, rac, h) and comprises at least one fixed stator (st), at least one moving rotor (rt) and at least one mechanical or electromagnetic free wheel (ri) in direct engagement with the rotation shaft, said moving rotor (rt) co-operating with the free wheel (ri) such as to be coupled to the rotation shaft during normal operation of the electric power unit (ee1, ee2, een) and to be disconnected from the shaft in the event of the failure of the electric power element; and the rotation shafts of the moving rotors (rt), the free wheels (ri) and the rotation shaft (rp1, rp2, rp, rac, h) are coaxial..
07/24/14
20140203560
Wind turbine and method for adjusting rotor blade pitch angle in wind turbine
Wind turbines and methods for adjusting pitch angles of rotor blades in wind turbines are provided. A method includes monitoring an operational value of the wind turbine, and providing the operational value to a controller, the controller utilizing a proportional integral derivative control algorithm to adjust the pitch angle.
07/24/14
20140202933
Sorting screen for sorting material and rotor body for such a sorting screen
A sorting screen for sorting material comprises a row of rotatable, driven shafts mutually spaced in a conveying direction. Each shaft extends transversally to said conveying direction and carries carrying a row of radially extending rotor bodies for intermittently urging material on the sorting screen upward and in conveying direction.
07/17/14
20140199179
Hybrid magnetic suspension of a rotor
A hybrid magnetic suspension of a rotor (1) having compressor wheels (2, 3) having permanent magnets (104, 114) integral to shrunk fit rings (8, 18) arranged on the rotor (1) in the vicinity of the compressor wheels (2, 3), permanent magnets (124, 134) integral to stationary rings (23, 33) coaxially arranged with the rotor (1) and associated with a resilient material (5, 15) to define a passive radial magnetic bearing, coils (6, 16) associated with magnetic armatures (10, 20) and facing rotor parts (7, 17) being located perpendicularly to the rotor (1), and axial sensors (60, 160) configured for sensing the axial position of the rotor (1) and control means (200) configured for feeding the coils (6, 16) as a function of the outputs of the axial sensors (60, 160) for generating both axial bearing forces and a motor torque and thereby being adapted for defining an axial bearingless motor.. .
07/17/14
20140197766
Electronically commutated electric motor comprising rotor position detection with interference field compensation
An electronically commutated electric motor includes a stator and a rotor formed as a permanent magnet. A control unit is connected to the stator and configured to energize the stator to produce a rotating magnetic field.
07/17/14
20140197716
Rotating electric machine and power transmission device (as amended)
Provided is a compound motor (14) comprising a magnet rotor (19) supported by bearings (b3, b4) in a rotatable manner, a winding rotor (20) supported by bearings (b5, b6) in a rotatable manner relative to the magnet rotor (19) at the inner side of the magnet rotor (19) and having rotor winding units (20b), and slip ring mechanisms (25). A space is formed in the inner circumference of the winding rotor (20).
07/17/14
20140197715
Electric motor with improved flux path and power density
An improved configuration for an electric motor has an inner rotor and an outer stator wherein each stator coil is arranged radially outwardly of its respective stator pole and configured to create a magnetic flux path forming a closed magnetic circuit that flows in directions parallel to the longitudinal axis of the motor, rather than circumferentially about the longitudinal axis of the motor. The magnetic flux created by the stator coil is directed from the stator pole, across the air gap to a corresponding rotor pole, and back to the stator pole to form a closed magnetic circuit path.
07/17/14
20140197710
Wound field rotating machine with capacitive power transfer
An electrical rotating machine, such as a generator or motor, communicates power from a stationary location to the rotating rotor of the rotating machine via opposed pairs of capacitor plates, one plate of each pair rotating with the rotor and one plate of each pair fixed not to rotate. In one embodiment, separation between the plates of the pair is provided by a cushion of entrapped air..
07/10/14
20140191088
Aircraft with integrated lift and propulsion system
A vertical take off and landing (vtol) aircraft is designed to be so efficient that it can be commercially competitive with runway dependent aircraft operating in a range of 100 to 1000 miles. Improvements include a high efficiency tilting rotor and wing design that enable both vertical takeoff and efficient high speed cruising, a high aspect ratio wing, and a variable speed propulsion system that is efficient in both hover and cruise flight.
07/03/14
20140186170
Centrifugal expanders and compressors each using rotors in both flow going from periphery to center and flow going from center to periphery their use in engines both external heat and internal combustion. means to convert radial inward flow to radial outward flow with less eddy currents
An engine feeds, at either the periphery or the center of one of the pumps, either compressed then heated air or products of combustion into centrifugal expanders in series. This invention is also a set of related inventions, comprising a group of flow guides to convert radial flow to axial flow and a group to convert axial flow to radial flow and the combination of those flow guides.
07/03/14
20140183877
Permanent magnet generator
A permanent magnet generator having the unique feature of a speed proportionally adjusted air gap for self-regulation of coil output voltage over a wide range of operating rotational speed of a steam turbine to which the invention is coupled. The permanent magnet generator rotor is supported by the turbine end shaft and the stator is supported by a bracket bolted to the turbine pedestal base or other rigid structure.
06/26/14
20140175796
Wind turbine having a hts generator with a plurality of phases
The present invention relates to a wind turbine having a wind turbine tower with a nacelle provided on the top to which a rotor hub with one or more wind turbine blades is rotatably mounted by a rotor shaft. A generator is arranged in the nacelle, wherein the superconducting rotor coils induce a current in the stator coils when the rotor is rotated, and wherein the stator coils are arranged in at least four phases.
06/19/14
20140169978
Rotor blade assemblies and methods for assembling the same
Methods of assembling rotor blades include providing a first blade segment comprising a first shell portion and at least two first spar cap segments and providing a second blade segment comprising a second shell portion and at least two second spar cap segments. An access region is defined in at least one of the first shell portion and the second shell portion.
06/19/14
20140166794
Bottom grate of a crusher or drum chipper and method of producing the bottom grate
A bottom grate for a crusher for chipping or comminuting material which includes: support ribs each substantially perpendicular to the rotational axis of the crusher; grate blades mounted to the support ribs and substantially parallel to the rotational axis, wherein the grate blades are releasably mounted to the support ribs and the grate blades each have a cutting edge proximate to a cutting or crushing rotor in the crusher; pulling members extending between two of the support members, wherein the pulling members are in tension and the tension in the pulling members binds the blades in the support members.. .
06/19/14
20140165347
System and method for manufacturing rotors
A manufacturing system for manufacturing a rotor or parts thereof (rotor) includes a plurality of processing sections configured to process the rotor, and a plurality of maneuvering arrangements operatively configured to transport the rotor between and across the plurality of processing sections. The processing sections include a welding processing section to perform welding and related processes including testing, stacking, welding preparation, and welding.
06/12/14
20140163912
Method and apparatus for measuring rotor resistance of induction motor
The present application discloses a method and an apparatus for measuring a rotor resistance of an induction motor, which method comprises: injecting a first voltage step signal into a test phase of the induction motor when the induction motor is at standstill; measuring and recording a current value i0+ at an initial moment of the first voltage step signal; and calculating the rotor resistance rr of the induction motor based on a first current value is1, a second current value is2 and the current value i0+ at the initial moment, the first current value is1 being equal to a steady-state current value corresponding to a voltage value before a step of the first voltage step signal, and the second current value is2 being equal to a steady-state current value corresponding to a voltage value after the step of the first voltage step signal.. .
05/29/14
20140147206
Method for the treatment of layers, as well as construction machine, in particular soil stabilizer or recycler
In a method and a device for the treatment of a layer by introducing a binder and/or water and/or additives into a milled-up quantity of milled material of the layer to be stabilized by means of a construction machine or attachment machine with a milling/mixing rotor that is used to mill the layer at a specified milling depth, where the milling/mixing rotor is surrounded by a rotor housing which forms the boundary of the mixing chamber of the milling/mixing rotor, it is provided that during the positioning process, at least the binder quantity currently fed until reaching the specified milling depth is determined in accordance with the milled-up quantity of milled material currently present in the mixing chamber.. .
05/22/14
20140141849
Crop engaging elements for a combine harvester separating rotor
A separating rotor (32) for a combine harvester (10) is provided having a rotor core (43) and a plurality of crop engaging elements (42). Each element (42) has a finger support (50) and a finger element (58) attached to the finger support.
05/22/14
20140140879
Rotary mechanism with articulating rotor
The rotary mechanism with articulating rotor may be adapted as a pump or compressor when external power is applied to its shaft, as a motor when differential pressure is applied to its inlet and outlet ports, or as an internal combustion engine when provided with fuel, air, and ignition source. The mechanism includes an internal chamber having major and minor diameters.
05/22/14
20140140852
Blade root, corresponding blade, rotor disc, and turbomachine assembly
A blade root including of a plurality of lobes and fillets and flanks in between is provided. A shoulder is provided between the flanks and the fillets to increase the distance to a corresponding lobe of a corresponding rotor disc into which a blade with such a blade root is inserted.
05/22/14
20140140844
Method of controlling a wind turbine and related system
The present invention relates to a method for controlling a wind turbine comprising a pitch of one or more blades and collecting first data indicative of a dynamic condition of the first wind turbine blade and a rotor, the first data comprising rotor data and first deflection data, the rotor data indicative of the azimuth position and rotational velocity of the rotor in a rotor plane perpendicular to the rotor axis, and the first deflection data indicative of the position, speed and acceleration of one or more parts of the first wind turbine blade. The method comprises calculating an expected tower clearance distance at a later time of tower passage for the first blade based on the first data including acceleration of one or more parts of the first blade, and performing measures to prevent tower collision, if the expected tower clearance distance fulfills a collision risk criterion..
05/22/14
20140140645
Rotor support structures including anisotropic foil bearings or anisotropic bearing housings and methods for controlling non-synchronous vibrations of rotating machinery using the same
Rotor support structures including anisotropic foil bearings or anisotropic bearing housings are provided for controlling non-synchronous vibrations of rotating machinery. The rotor support structure comprises a foil bearing adapted to be disposed around a journal of a rotating rotor shaft and a bearing housing disposed around the foil bearing, wherein one of the foil bearing or the bearing housing is configured to be anisotropic.
05/22/14
20140138955
Vertical axis mooring rotor
The present invention named “vertical axis mooring rotor” relates in general to the field of rotor designs aiming at utilizing the currents of oceans and seas and rivers to generate electricity. Its design combines this electricity generating function with the function of a mooring system.
05/15/14
20140134011
Cooling fan with rotor blade flanges for controlling rotor movement
An exemplary cooling fan includes a housing having an air inlet and an air outlet opposite to the air inlet, a rotor received in the housing, and a stator received in the housing and rotatably supporting the rotor. The rotor includes a hub, blades extending outwardly from an outer periphery of the hub, and flanges slantwise extending from top edges of end portions of the blades.
05/15/14
20140131189
Combined tangential shear homogenizing and flashing apparatus having rotor/stator gap dimension with uniform and non-uniform regions
A combined tangential shear homogenizing and flashing apparatus for destructuring pretreated biomass comprises a housing connectable to a source of pressurized pretreated biomass, and a stator and a rotor mounted within the housing. The stator and rotor being confrontationally disposed and spaced apart by an axial gap.
05/08/14
20140125265
Method and device for detecting rotor position in a permanent magnet synchronous motor-driven washing machine
A device and method to determine the stopping rotor position of a washing machine motor includes an inverter, a permanent magnet synchronous motor, and an electronic motor controller. The controller determines the stopped rotor position of the motor by measuring induced currents in the stator field coils of the motor.
05/08/14
20140125191
Vibration dampening structure for stepper motors
A stepper motor has electromagnetically driven stator segments facing corresponding rotor segments. In order to reduce vibration of the stator segments, motor body end caps are provided with a stepped annular rim along an inside diameter of a centering sleeve.
05/01/14
20140119931
Rotor blade mold assembly and method for forming rotor blade
Methods for forming rotor blades, rotor blade mold assemblies, and cores for rotor blade mold assemblies are disclosed. A method includes providing a first shell substrate on a first mold, providing a generally hollow core on the first shell substrate, providing a second shell substrate on the generally hollow core, and providing a second mold on the second shell substrate.
05/01/14
20140117900
Switching frequency modulation utilizing rotor position
A control system (128) for controlling a switched reluctance (sr) machine (110) having a rotor (116) and a stator (118) is provided. The control system (128) may include a converter circuit (122) operatively coupled to the stator (118) and including a plurality of switches (132) in selective communication with each phase of the stator (118) and a controller (130) in communication with each of the stator (118) and the converter circuit (122).
04/24/14
20140114587
Method and system for monitoring rotor blades in combustion turbine engine
In accordance with one embodiment, a method for monitoring the health of blades in a combustion turbine engine is provided. Sensors mounted around the circumference of a rotor sense and record the passage of blades during turbine operation.
04/24/14
20140109392
Method for manufacturing rotor and cleaving apparatus
In a method for manufacturing a rotor in which a plurality of cleaved magnet pieces are mounted in a rotor core with cleaved surfaces of the cleaved magnet pieces in an engaged state. In a cleaving step, a magnet workpiece having a recess in a surface thereof is cleaved at the recess as a starting point, thereby producing a first magnet piece and a second magnet piece.
04/17/14
20140103774
Wound-field synchronous machine including rotor damper-sleeve
A wound-field synchronous machine includes a stator and a rotor. Around the rotor is a rotor sleeve including a damper bar assembly forming an amortisseur circuit..
04/03/14
20140093412
Vacuum pump stators and vacuum pumps
Combined booster and primary pump arrangements can be bulky and require separate supplies of purge gas and cooling water. In order to overcome this problem invention provides a vacuum pump in which two or more pumping mechanisms, i.e.
04/03/14
20140093380
Noise reduction tab and method for wind turbine rotor blade
Rotor blade assemblies for wind turbines and methods for reducing rotor blade noise are disclosed. A rotor blade assembly includes a rotor blade having external surfaces defining a pressure side, a suction side, a leading edge, and a trailing edge extending between a tip and a root.
04/03/14
20140091172
Rotary wing vehicle
A rotary wing vehicle includes a body structure having an elongated tubular backbone or core, and a counter-rotating coaxial rotor system having rotors with each rotor having a separate motor to drive the rotors about a common rotor axis of rotation. The rotor system is used to move the rotary wing vehicle in directional flight..
03/27/14
20140084514
Frame assembly, mold, and method for forming rotor blade
Frame assemblies, molds, and methods for forming rotor blades are provided. A frame assembly for a rotor blade mold includes a plurality of frames, at least one of the plurality of frames movable relative to the others of the plurality of frames, and a bed supported by the plurality of frames.
03/27/14
20140082928
Method for manufacturing double-axis parallel motor and cover assembly jig
In a rotor assembly process for assembling rotors to a case main body where stators are fixed, lower portions of the rotor shafts are fitted into two bearings fixed to the case main body with two lower shafts being fitted into inner circumferential surfaces of the rotor shafts. In a cover assembly process for assembling a rear cover to the case main body, two bearings fixed to the rear cover are fitted into upper portions of the rotor shafts with the lower shafts being fitted into the inner circumferential surfaces of the rotor shafts.
03/20/14
20140079554
Fastening rotor blades to the hub of wind turbines
The invention relates to the fastening of rotor blades to the rotor hub of wind turbines using transverse pins and tension rods in the region of the blade root. The transverse pins are arranged throughout the entire blade root shell wall and can be connected to a flange of the hub by the tension rods in the form of expansion screws.
03/20/14
20140077652
Rotor for rotating electrical machine, rotating electric machine, and method for producing rotor for rotating electrical machine
Provided is a rotor for a rotating electrical machine which is capable of minimizing increases in eddy current losses via a magnet, while making insulating film processing of the surface of the magnet unnecessary. The rotor for the rotating electrical machine includes: a rotor core having a magnet insertion hole extending inside; a magnet inserted in the magnet insertion hole; and an insulating filler which is filled between the inner wall of the magnet insertion hole and the magnet so as to secure the magnet.
03/20/14
20140076668
Electric motor, hoisting machine and elevator system
An electric motor, a hoisting machine and also an elevator system are disclosed. The electric motor includes a stator, which stator includes slots, into which slots a concentrated winding is fitted.
03/13/14
20140072440
Attachment system for a wind turbine rotor blade accessory
A rotor blade assembly for a wind turbine has a rotor blade. A strip-member blade accessory is mounted to one of the rotor blade surfaces that stretches under normal operating conditions of the wind turbine.
03/13/14
20140072417
Turbo-molecular pump
A turbo-molecular pump includes a case member, a rotor accommodated in the case member, the rotor having rotor blades arranged in multiple steps, a rotor shaft provided coaxially with the rotor, a plurality of stator blades provided on an inner surface of the case member and arranged between the rotor blades, and a plurality of spacers for supporting the stator blades. One of the plurality of spacers has a cooling thick portion for covering an outer peripheral side surface of at least one adjacent upper or lower spacer, and a cooling pipe through which a cooling medium is circulated is provided in the cooling thick portion..
03/13/14
20140070541
System and method for separating fluids and creating magnetic fields
A system and method in at least one embodiment for separating fluids including liquids and gases into subcomponents by passing the fluid through a vortex chamber into an expansion chamber and then through at least a portion of a waveform pattern present between at least two rotors and/or disks. In further embodiments, a system and method is offered for harnessing fields created by a system having rotating rotors and/or disks having waveform patterns on at least one side to produce current within a plurality of coils.
03/06/14
20140064966
Systems and methods of tracking rotor blades
A blade tracking system including a detector having one or more sensors to detect radiation from at least one field of view of the detector, the one or more sensors generating signals based on changes in incident radiation to the one or more sensors as a rotor blade passes the field of view, and a processor to determine a pass time for the rotor blade to pass through the at least one field of view based on the generated signals.. .
03/06/14
20140064962
Electromechanical linear actuator for in blade rotor control
A rotor blade assembly includes a rotor blade and a movable trim tab located along a span of the rotor blade. A linear positioner is located inside the rotor blade and operably connected to the trim tab to move the trim tab thereby reducing rotor blade vibration.
03/06/14
20140061392
Aircraft with integrated lift and propulsion system
A vertical take-off and landing (vtol) aircraft is designed to be so efficient that it can be commercially competitive with runway dependent aircraft operating in a range of 100 to 1000 miles or more, with glide ratios of at least 24. Improvements include a combination of high efficiency tilting rotor and wing design that enable both vertical takeoff and efficient high speed cruising, a high aspect ratio wing, and a variable speed propulsion system efficient in both hover and cruise flight.
02/27/14
20140056745
Fixed-vane positive displacement rotary devices
A fixed vane positive displacement rotary device is disclosed that includes a primary rotor and one or more scavenging rotors rotatably disposed in a rotor encasement. The primary rotor includes a plurality of protrusions.
02/27/14
20140056697
Mechanical coolant pump
A mechanical coolant pump for an internal combustion engine includes a pump rotor wheel comprising rotor blades configured to pump a coolant radially outward. A non-rotating ring of pump stator blades is configured to encircle the pump rotor wheel.
02/27/14
20140054993
Electrical motor
The present invention relates to a downhole electrical motor elongated in a longitudinal direction, comprising a housing, a stator comprised inside the housing, a rotor comprised inside the stator rotatably connected to the stator, wherein the rotor has a locked end and a non-locked end and is locked in the locked end to avoid movement of the rotor in the longitudinal direction, and the rotor is able to move along the longitudinal direction in the non-locked end of the rotor to avoid thrust loads on the rotor due to thermal expansion of the rotor during rotor heating when the electrical motor is in operation and further comprising a locked bearing connected to the stator for supporting the rotor in the locked end and a non-locked bearing connected to the stator for supporting the rotor in the non-locked end, wherein the bearings are at least partially made from a ceramic material. Furthermore, the invention relates to a downhole tool comprising an electrical motor according to the invention and to a downhole system comprising a plurality of electrical motors according to the invention..
02/20/14
20140051538
Multi-speed transaxle for electric and hybrid vehicle application
An electric drive module for transferring torque to wheels of a motor vehicle a planetary gearset having a first member driven by the rotor and a second member. A synchronizer restricts a third member of the planetary gearset from rotation when the electric drive module operates at a first drive ratio.
02/20/14
20140049128
Permanent magnet electrical machinery
The invention is the permanent magnet electrical machinery that does not need any other energy and can be used as an electromotor or a generator. It consists of a shell that installed with iron cores, coils, principal axis, switches and a control circuit.
02/20/14
20140047903
Viscosity/elasticity measurement device and measurement method
A viscosity/elasticity measurement device includes a container for containing a measurement target material for detection of viscosity/elasticity is contained, a floating rotor made of material including a conductor, formed in a plate and circular shape when seen in plan view, and configured to be floated on a surface of the measurement target material, a magnet applying a magnetic field to the floating rotor in a direction perpendicular to a surface of the measurement target material, a rotational magnetic field control unit driving the magnet to apply a rotational magnetic field to the floating rotor, inducing an induction current in the conductor, and applying rotational torque to the floating rotor to rotate by lorentz interaction between the induction current and the magnetic field applied to the floating rotor, and a viscosity detection unit detecting the viscosity/elasticity of the measurement target material based on a rotation state of the floating rotor.. .
02/13/14
20140044566
Fluid transporter and fluid transporter driving method
A fluid transporter which transports fluid by pressing a plurality of radially disposed pressing shafts against a tube held in a circular-arc shape in directions from the inside of the circular-arc shape in accordance with rotation of a rotational pressing plate having a plurality of projections on the outer circumference thereof so as to allow flow of fluid includes: a first detecting section which detects the rotation angle of the rotational pressing plate; a second detecting section which detects the rotation angle of either a driving rotor for giving a rotational force to the rotational pressing plate or a reduction transmission mechanism for connecting the driving rotor and the rotational pressing plate; a data table which shows the relationship between the rotation angle of the rotational pressing plate and a cumulative delivery amount; and a controller which controls the drive of the driving rotor.. .
02/13/14
20140044565
Fluid transporter and fluid transporter driving method
A fluid transporter which transports fluid by pressing a plurality of radially disposed pressing shafts against a tube held in a circular-arc shape in directions from the inside of the circular-arc shape in accordance with rotation of a rotational pressing plate having a plurality of projections on the outer circumference thereof so as to allow flow of fluid includes: a first detecting section which detects the rotation angle of the rotational pressing plate; a second detecting section which detects the rotation angle of either a driving rotor for giving a rotational force to the rotational pressing plate or a reduction transmission mechanism for connecting the driving rotor and the rotational pressing plate; a data table which shows the relationship between the rotation angle of the rotational pressing plate and a cumulative delivery amount; and a controller which controls the drive of the driving rotor.. .
02/13/14
20140044550
Restraint mechanism for rotor blades of a turbo engine, an assembly method and a turbo engine
A restraint mechanism for rotor blades of a turbo engine on a rotor disk having blade root receptacles for radial guidance of the rotor blades is disclosed. The restraint mechanism has a plurality of axial securing elements, each having at least one web for positioning in a blade root receptacle, such that each web has a retaining section at one end for establishing a form-fitting design to a mating brace of another axial securing element.
02/13/14
20140042861
Rotor yoke and motor applying rotor yoke
A rotor yoke includes plural rotor cores having a disk shape laminated to be formed in a cylindrical shape, plural magnet inserting holes each including a longitudinal side and a transverse side, penetrated in a laminating direction of the rotor yoke, a bridge portion arranged between the magnet inserting holes adjacent to one another in a circumferential direction of the rotor cores and connecting an inner area to an outer area, a recessed portion arranged at the bridge portion and formed from the outer circumferential surface of the rotor cores toward radially inward and a protruding edge protruding toward an inside of the magnet inserting hole.. .
02/06/14
20140037452
Fixture for connecting rotors of rotary machine and method of connecting rotors
A fixture for connecting rotors of a rotary machine includes: an axial member provided with a column-like fitting portion which is disposed inside of a first bolt hole and fits the first bolt hole; and a sleeve provided with a cylindrical fitting portion which is disposed inside of a second bolt hole and fits the second bolt hole. The axial member further includes a tapered portion which is formed on an end portion of the column-like fitting portion, and is gradually reduced in diameter from the first bolt hole toward the second bolt hole.
02/06/14
20140037448
Control system and method for mitigating rotor imbalance on a wind turbine
A wind turbine includes multiple blades, multiple micro inertial measurement units (mimus) for sensing parameter signals of the blades, and a control system. The control system includes a blade bending moment calculation unit, a blade bending moment error signal calculation unit, and a pitch angle compensation command calculation unit.
02/06/14
20140035529
Systems, methods, and apparatus for a homopolar generator charger with integral rechargeable battery
Systems, methods, and apparatus for providing a homopolar generator charger with an integral rechargeable battery. A method is provided for converting rotational kinetic energy to electrical energy for charging one or more battery cells.
02/06/14
20140035422
Rotor, motor and method for manufacturing rotor
A motor includes a shaft, a rotor, and a stator. The rotor includes first and second rotor cores, and a field magnet.


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G Rotor topics: Electrical Machine, Rotor Shaft, Gas Turbine, Control Solution, Gas Turbine Engine, Mathematica, Magnetic Field, Wind Turbine, Longitudinal Axis, Partitioning, Data Acquisition, Storage Device, Flywheel Energy Storage, Modulation, Synchronous

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