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US20110265575 System for estimating a condition of non-conductive hollow structure exposed to a lightning strike  
A system is provided for estimating a condition of a non-conductive hollow structure exposed to a lightning strike. The structure has an internal cavity. The system includes a pressure transducer...
US20070068259 Method and Apparatus For Selecting Wheel Rim Imbalance Correction Weight  
A method for selecting a style of clip-on imbalance correction weight for application to a vehicle wheel rim edge during a vehicle wheel imbalance correction procedure. A wheel rim edge or lip is...
US20110133458 METHOD AND APPARATUS FOR OPTIMIZING WIND TURBINE OPERATION  
A method for optimizing an operation of at least one wind turbine includes defining a plurality of test parameters that include a plurality of test points for at least one wind turbine operational...
US20100011862 Method For Inspecting At Least One Rotor Blade Of A Wind Turbine And Inspection System For At Least One Rotor Blade Of A Wind Turbine  
A method for inspecting at least one rotor blade of a wind turbine for damage, such as subsurface blade cracks, includes the steps of: attaching at least one acoustic emission sensor to a surface...
US20150226081 SYSTEM AND METHOD FOR MONITORING HEALTH OF AIRFOILS  
A method comprising the steps of determining normalized delta times of arrival corresponding to a plurality of blades based upon actual times of arrival corresponding to the plurality of blades,...
US20120278004 SYSTEM AND METHOD FOR MONITORING HEALTH OF AIRFOILS  
A method for monitoring the health of one or more blades is presented. The method includes the steps of generating a signal representative of delta times of arrival corresponding to the rotating...
US20140109679 Method For Identifying A Fault In An Electrical Machine  
For identifying a fault in an electrical machine vibration is measured in a plurality of radial directions of the stator. On the basis of the vibration measurements a vibration frequency and a...
US20080134794 Dosimeter For Body Vibrations  
The invention relates to a dosimeter for vibration measurements for a driver of a vehicle. The dosimeter is adapted to be attached to at a superficial skeleton part of the body of a driver, for...
US20060288787 Methods for reducing slow roll  
Certain exemplary embodiments comprise a method comprising a plurality of activities comprising, for a shaft of an electric motor, the shaft comprising a runout sensing area: determining an...
US20100030493 METHOD FOR NON-INTRUSIVE ON-LINE DETECTION OF TURBINE BLADE CONDITION  
A system for on-line detection of incipient cracks in turbine blades to serve as early warning system for turbine blade failure. The system of non-intrusive detection of turbine blade condition of...
US20080127734 VIBRATION MEASUREMENT SYSTEM AND GAS TURBINE ENGINE INCLUDING THE SAME  
A vibration measurement system for a gas turbine engine. The vibration measurement system includes a first accelerometer coupled to the gas turbine engine, the first accelerometer configured to...
US20150122037 METHOD FOR DIAGNOSING FAULTS IN SLURRY PUMP IMPELLERS  
A method of diagnosing the condition of a slurry pump impeller is provided, comprising collecting vibration data from at least one accelerometer mounted to or proximate the pump over a specific...
US20140217945 CONTROL TECHNIQUES FOR MOTOR DRIVEN SYSTEMS UTILIZING BACK-EMF MEASUREMENT TECHNIQUES  
A method and apparatus for automatic resonance detection is disclosed for a motor-driven mechanical system such as a voice coil motor (VCM) in which a resonance detector and driver are provided....
US20110079084 VIBRATION SENSOR WITH MECHANICAL ISOLATION MEMBER  
An apparatus and system for sensing vibration in rotary or reciprocating machinery, such as motors, pumps, fans, gearboxes, compressors, turbo-machinery or high-speed spindles, which comprises a...
US20090217765 SENSOR FAILURE DIAGNOSIS DEVICE AND SENSOR FAILURE DIAGNOSIS METHOD  
A sensor failure diagnosis device including a control section that generates vibrations by moving a movable component inside a device is provided. The device includes a determining section that...
US20110150626 METHOD AND SYSTEM FOR DETECTING A CRACK ON A TURBOMACHINE BLADE  
Embodiments of the present invention may provide real-time monitoring of a compressor section to determine the possibility of a crack forming on a rotating blade. The present invention does not...
US20090095375 TREE COUNTER FOR A SAW HEAD IN A TREE FELLER  
A forestry machine includes a frame, and a felling saw carried by the frame. The felling saw includes a saw head. A tree counter associated with the saw head includes an audio sensor providing an...
US20090071256 Vibrometer mounting mechanism  
Adjustment of the distance between the tip of a pickup section and the outer surface of a shaft of a rotor can be carried out easily and with high precision. In a vibrometer mounting mechanism...
US20100064814 FAILURE DETECT DEVICE AND FAILURE DETECT METHOD  
A failure detect device detects the presence of a failure in a peripheral member of a rotary shaft by analyzing a vibration generated in a device provided with the rotary shaft when the rotary...
US20100043562 VIBRATION DOSIMETER FOR DETERMINING VIBRATIONAL LOADING  
A vibration dosimeter (2) for determining the vibrational loading of people comprises a determination device (6) for determining the operating period duration, a calculation device (6) for...
US20070176759 Abnormality diagnosing method for sound or vibration and abnormality diagnosing apparatus for sound or vibration  
A noise detection signal detected at an evaluation point is filtered by a low pass filter, so that an evaluation waveform signal is extracted. A real signal mother wavelet of complex type is...
US20120156034 APPARATUS FOR HARVESTING ENERGY FROM A GEARBOX TO POWER AN ELECTRICAL DEVICE AND RELATED METHODS  
Apparatus and methods for monitoring component health in a gearbox of a power generation system. A gearbox has a gear set with relatively-movable components, an armature attached to one of these...
US20090078051 Method of On-Line Turbine Blade Slope and Sensor Position Verification  
A method of monitoring vibrations in a blade structure of a turbine including generating signals from a sensor located adjacent to a radial outer edge of the blade structure to sense passage of...
US20140144241 AUTOMATIC INCIDENCE ANGLE ADJUSTMENT FOR ULTRASOUND TEST HEADS WHICH IS DEPENDENT ON THE POSITION OF THE TEST HEADS  
An apparatus for ultrasound testing of a component includes an ultrasound test head and a guide unit. The guide unit is configured in such a manner that the test head is continuously moved in at...
US20090142194 METHOD AND SYSTEMS FOR MEASURING BLADE DEFORMATION IN TURBINES  
A tip shrouded turbine blade that may include a target pad disposed on an outer radial surface of the tip shroud, the target pad including a raised surface that protrudes radially outward from the...
US20140352444 SYSTEM FOR ACQUIRING A VIBRATORY SIGNAL OF A ROTARY MOTOR  
A method and a system for acquiring a vibratory signal for troubleshooting a rotary motor, including: an input receiving a temporal vibratory signal of the motor and at least one current...
US20120137782 VIBRATORY GYRO-SENSOR AND VIBRATORY GYRO CIRCUIT  
Disclosed herein is a vibratory gyro-sensor including a vibratory section, a synchronous detector which synchronously detects a detected signal from the vibratory section in timed relation to a...
US20120000290 INSPECTION VEHICLE FOR A TURBINE DISK  
An inspection vehicle structured to inspect a portion of the turbine disk, preferably the blade attachment hubs, while the turbine disk is disposed within a turbine housing assembly is provided. A...
US20130298686 DEVICE AND METHOD FOR MONITORING A ROTOR  
A monitoring device for monitoring rotors of turbines, including: an acoustic sensor; and a sound waveguide for connecting the acoustic sensor to a sensing point close to the rotor of the turbine....
US20100011868 METHOD AND APPARATUS FOR DETECTING THE ROTATIONAL SPEED OF A ROTARY MEMBER  
The speed of rotation of a rotary member such as a compressor or turbine wheel of a turbocharger is determined by directing an ultrasonic signal into a blade cavity and receiving the reflected...
US20090229367 Method and device for monitoring the dynamic behavior of a rotating shaft, in particular of a gas or steam turbine  
The invention relates to a method for monitoring the dynamic behavior, in particular of the oscillating behavior of a rotating shaft, the oscillation being detected by at least two sensors at...
US20090266169 DEVICE AND METHOD FOR MONITORING THE VIBRATORY CONDITION OF A ROTATING MACHINE  
This present invention concerns a device having a mechanical bearing formed by two coaxial rings, one fixed relative to the machine and the other rotating, between which at least one rolling...
US20090301055 Gas Turbine Engine Systems and Methods Involving Vibration Monitoring  
Gas turbine engine systems and methods involving vibration monitoring are provided. In this regard, a representative vibration monitoring method for a gas turbine engine includes: receiving...
US20090078052 Method of Matching Sensors in a Multi-Probe Turbine Blade Vibration Monitor  
A method of matching sensors in a multi-probe blade vibration monitor for a turbine. The method includes providing at least two probes mounted in a casing of the turbine adjacent to a rotating...
US20090187270 METHOD TO ALIGN CHARACTERISTIC FREQUENCY OF MATERIAL REMOVAL TOOL AND ROTATION SPEED OF SPINDLE OF MACHINE TOOL AND MATERIAL REMOVAL TOOL SO ALIGNED  
A method to adjust a modal property of a material removal tool without changing a projection length of the material removal tool is disclosed. Adjusting substantially aligns a characteristic...
US20110222980 MODULE FOR ON-LINE VIBRATION DETECTION AND ADJUSTMENT AND MACHINING CENTER USING THE SAME  
A module for on-line vibration detection and adjustment and machining center using the same are provided in the present invention, wherein the module is disposed at the machining center having an...
US20100089166 APPARATUS AND METHOD FOR NON-CONTACTING BLADE OSCILLATION MEASUREMENT  
An apparatus and method for non-contact blade vibration measurement is disclosed. The apparatus and method includes sensors which are arranged around the circumference of a rotor which is formed...
US20090314092 Method of Analyzing Non-Synchronous Vibrations Using a Dispersed Array Multi-Probe Machine  
A method for identifying an unfolded non-synchronous blade vibration frequency in blades on a rotating rotor using a plurality of probes spaced from each other about the rotor. A set of data is...
US20130167649 DETECTING ROTOR ANOMALIES  
An approach for detecting rotor anomalies is disclosed. An on-site monitoring unit monitors vibration measurements obtained from a rotor during a transient speed operation. In one aspect, the...
US20120055255 PHASED ARRAY ULTRASONIC INSPECTION SYSTEM FOR TURBINE AND GENERATOR ROTOR BORE  
A phased array ultrasonic testing system for examining discontinuities in turbine or generator rotor bores formed within turbine or generator rotors of a turbine or generator rotor assembly. The...
US20090013790 METHOD FOR VIBRATION-OPTIMIZING A MACHINE TOOL  
The invention relates to a method for optimizing vibration of a machine tool, in which a driven shaft 17 is rotated, in which a speed range is subsequently passed through, wherein the vibrations...
US20120272740 APPARATUS AND METHOD FOR MEASURING VIBRATION CHARACTERISTICS  
A vibration characteristic measuring apparatus includes a magnetic bearing that generates magnetic force on the rotating body of a multi-stage centrifugal compressor, a displacement sensor that...
US20080149049 System and method for converting clearance data into vibration data  
Embodiments described herein generally relate to a method of measuring the vibration of an aircraft engine. One embodiment herein provides an engine monitoring system either connected to and/or...
US20100175480 Fatigue Testing Device for Wind Turbine Blade Testing, a Method of Testing Wind Turbine Blades and a Control System for a Blade Testing Actuator  
The invention provides a fatigue exciter for wind turbine blades. Wind turbine blades require excitation at or near their natural frequency to induce bending moments that simulate in service...
US20100161255 Acoustic-Based Rotating Component Analysis  
An acoustic sensor acquires acoustic data corresponding to a rotating component of a machine during operation of the machine. The acoustic sensor can be configured to enhance acoustic signals in a...
US20110041617 BASE EXCITATION TESTING SYSTEM USING SPRING ELEMENTS TO PIVOTALLY MOUNT WIND TURBINE BLADES  
A system (1100) for fatigue testing wind turbine blades (1102) through forced or resonant excitation of the base (1104) of a blade (1102). The system (1100) includes a test stand (1112) and a...
US20100288052 METHOD AND DEVICE FOR IMPLEMENTING SIMULATED TEST OF CENTRIFUGAL STRESS IN TURBINE BLADE  
The object is to provide a method and device to detect internal defect in the weld overlaid portion of erosion resistant material in the border portion between the blade profile and the shroud of...
US20100153031 Timing Analysis  
A method is provided for analysing blade displacements detected by a plurality of circumferentially spaced stationary timing probes associated with an assembly of rotating blades mounted on a...
US20170160125 APPARATUS AND METHOD FOR DIAGNOSING ROTOR SHAFT  
An apparatus and method for diagnosing rotor shaft are disclosed herein. The apparatus for diagnosing a rotor shaft that is installed in a bearing so that the rotor shaft is rotated around an axis...
US20170030767 ULTRASONIC SCANNING DEVICE HAVING A FLUID PAD  
An ultrasonic scanning device for scanning a turbine component. The device includes an ultrasonic transducer attached to a moveable fluid distribution block, wherein the block includes a block...

Matches 1 - 50 out of 60 1 2 >