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US20140025319 STRUCTURE MONITORING  
A method and apparatus for monitoring a structure using an optical fiber based distributed acoustic sensor (DAS) extending along the length of the structure. The DAS is able to resolve a separate...
US20130232353 Mobile Device Power State  
Techniques for mobile device power state are described. In one or more implementations, a mobile device includes a computing device that is flexibly coupled to an input device via a flexible...
US20070083338 Fundamental mistuning model for determining system properties and predicting vibratory response of bladed disks  
A reduced order model called the Fundamental Mistuning Model (FMM) accurately predicts vibratory response of a bladed disk system. The FMM software may describe the normal modes and natural...
US20050072234 System and method for detecting structural damage  
A system and method for detecting structural damage is provided that utilizes a general order perturbation methodology involving multiple perturbation parameters. The perturbation methodology is...
US20070038393 Vibration monitoring  
Systems, devices, and methods for monitoring the status of a cutting tool during delayed decoker unit operation, and systems for remotely monitoring the level of coke or foam in a drum during the...
US20060167638 Data collector with wireless server connection  
Data is transmitted from a portable handheld device (“HHD”) at a remote site to a control facility using wireless data transmission. In response, the control facility creates and sends a...
US20100211335 INFORMATION PROCESSING APPARATUS AND INFORMATION PROCESSING METHOD  
An information processing apparatus of the present invention includes an HDD status monitoring part 11 that monitors the use environment or use status of a hard disk drive; an HDD status recording...
US20110112775 Method and device for monitoring an aircraft structure  
The invention relates to servicing an aircraft. For this purpose said aircraft is provided with a permanently monitoring device comprising piezo-electric sensors. The inventive method consists in...
US20170050599 VEHICLE EVENT ASSESSMENT  
The disclosure relates to apparatus (300) and automated methods (100, 200) for generating a library of templates (304) corresponding to different known types of motor vehicle event and...
US20050171736 Health monitoring and diagnostic/prognostic system for an ORC plant  
An organic rankine cycle turbine generator includes one or more embedded sensor devices that incorporate both a 3-axis accelerometer and a digital signal processing board. The device monitors,...
US20110098950 Infrasound Sensor  
Embodiments of infrasound sensors comprising multiple matched-responsivity pressure sensors are presented. Infrasound sensors in accordance with the present invention have limited volume, which...
US20120041695 INTEGRATED VIBRATION MEASUREMENT AND ANALYSIS SYSTEM  
A vibration data collection system performs an integration or differentiation process on incoming digitized vibration data in real time. The system uses a digital Infinite Impulse Response (IIR)...
US20080243344 Vibration management system  
A vibration management system (20) for a machine (10) may receive a signal indicative of an amount of vibration experienced via one or more sensors or an amount of vibration to be expected based...
US20140005961 OCCUPANCY SENSING  
A method includes transmitting a measurement-cycle ultrasonic signal from a signal transmitter toward a monitored space. Signals are received at a signal receiver. The signals include a sequence...
US20080033669 CYCLIC TIME AVERAGING FOR MACHINE MONITORING  
A cyclic time averaging method is directed at processing time-domain vibration data of the machine to produce an averaged time waveform over a selected cyclic time period. It is not necessary to...
US20120173172 Determination of a vibrational frequency of a wind turbine rotor blade with a sensor device being placed at a structural component being assigned to and/or being part of the rotor  
A system for determining a vibrational frequency of a blade being attached to a structural component of a wind turbine is described. The blade is vibrating within a rotational plane of the rotor....
US20130158900 ULTRASONIC DIAGNOSTIC APPARATUS AND EVALUATION CALCULATION METHOD  
An ultrasonic diagnostic apparatus including: a two-dimensional elasticity image forming unit that calculates elasticity frame data indicating the elasticity distribution measured by scanning an...
US20120043758 METHOD OF DETERMINING A PHASE VALUE OF A PHASE ASSOCIATED WITH AN OSCILLATORY TOWER MOVEMENT OF A TOWER OF A WIND TURBINE, DEVICE FOR DETERMINING A PHASE VALUE OF A PHASE ASSOCIATED WITH AN OSCILLATORY TOWER MOVEMENT OF A TOWER OF A WIND TURBINE, AND METHOD OF OPERATING A WIND TURBINE  
A method is provided of determining a phase value of a phase associated with an oscillatory tower movement of a tower of a wind turbine. The method includes measuring a quantity representative of...
US20120016604 Methods and Systems for Pointing Device Using Acoustic Impediography  
Invention includes a novel pointing device which uses acoustic impediography as a means to locate the position of finger and then uses the said location to control the position of a cursor on a...
US20100121584 Method and apparatus for ultrasonic characterization of scale-dependent bulk material heterogeneities  
Methods and apparatuses are provided for detecting and characterizing heterogeneities within a bulk material that exhibit scale-dependent uniformity represented by locally representative volume...
US20080231343 Method and System for Vibration Sensing Power Management  
The invention provides in one aspect a method for vibration sensing. The method comprises powering down at least one electronic component required for recording vibration data; powering down a...
US20160129182 VIBRATION SENSOR BASED DRUG DELIVERY MONITOR  
A monitoring system comprising a monitor is disclosed that utilizes a vibration sensor to monitor the occurrence and properties of an event. The monitor does not require disassembly of the device...
US20110301882 SYSTEM AND METHOD FOR PASSIVE ACOUSTIC MONITORING OF FLUIDS AND SOLIDS IN PIPE FLOW  
The invention relates to a system or method for measuring and analyzing acoustic signals from a pipe, e.g. from solid particles or cleaning pigs transported with fluid flow in a pipe, the method...
US20120330577 VIBRATION SEVERITY ANALYSIS APPARATUS AND METHOD FOR ROTATING MACHINERY  
A method includes obtaining a baseline vibration level of a machine and normalizing the baseline vibration level with a specified threshold value to generate a normalized baseline vibration level....
US20100204587 Wavelength Division Sensing Method and Apparatus for Doppler Radar Vital Sign Monitoring and Mechanical Vibration Monitoring  
Embodiments of the present invention provide a method and a radar system incorporating multiple carrier wavelengths. A multi-carrier radar method and system according to the present invention can...
US20090284383 DATA ACQUISITION SYSTEM FOR SYSTEM MONITORING  
A method and monitoring system for tracking operational parameters of a drive train of a monitored system includes a sensor unit affixed to the drive train. The sensor unit includes a sensor for...
US20100082276 PROCESS FOR MONITORING A DRIVE TRAIN COMPONENT OF A WIND POWER PLANT  
A process for monitoring a drive train component (22) of a wind power plant (10) with a rotor (12), the rotor rpm being detected, the wind power plant being controlled such that the rotor rpm...
US20110137587 SYSTEMS AND METHODS FOR MONITORING ROLLERS FOR CONVEYORS  
The present invention at directed to systems and methods for monitoring a conveyor having a plurality of rollers spaced along the conveyer for supporting a conveyer belt. The system includes a...
US20080059086 System and method for determining and detecting stability loss in structures  
A significant number of rescue workers are killed or injured each year as they conduct searches within damaged or burning structures, unaware that the structure is unstable. The present invention...
US20140007591 ADVANCED TIP-TIMING MEASUREMENT BLADE MODE IDENTIFICATION  
A disclosed airfoil health monitoring system and method obtains a signal comprising a waveform indicative of an airfoil path with a sensor. Features of the waveform are determined and compared...
US20160238568 TYPING AND IMAGING OF BIOLOGICAL AND NON-BIOLOGICAL MATERIALS USING QUANTITATIVE ULTRASOUND  
An ultrasonic material-evaluation or classification method using spectral and envelope-statistics variables from backscattered ultrasound echo signals combined with global variables. This...
US20120330578 SEVERITY ANALYSIS APPARATUS AND METHOD FOR SHAFTS OF ROTATING MACHINERY  
A method includes receiving one or more vibration signals representing physical vibrations generated by a shaft of a machine during operation. The method also includes determining a rotational...
US20060009930 Monitoring and correcting for non-translational motion in a resonance measurement apparatus  
A system and method for assessing and potentially correcting for non-translational motion in a resonance measurement apparatus is provided. The design measures the response of an article, such as...
US20120278010 OBJECT INFORMATION ACQUIRING APPARATUS  
The present invention provides an object information acquiring apparatus having: a probe which includes a plurality of elements that receive an acoustic wave propagated through an object to...
US20120239317 CONTROLLING DEVICE AND METHOD FOR ABNORMALITY PREDICTION OF SEMICONDUCTOR PROCESSING EQUIPMENT  
Disclosed in this invention is a controlling device for abnormality prediction of semiconductor processing equipment. The controlling device includes a multiplexer connecting a plurality of...
US20160109325 METHOD FOR CALCULATING DAMPING BASED ON FLUID INERTIA EFFECT AND FATIGUE TEST METHOD AND APPARATUS USING THE SAME  
A method for calculating damping based on a fluid inertia effect is provided. Also, a fatigue test method and apparatus using the damping calculation method are provided. According to an...
US20150057956 RAILROAD VEHICLE BEARING MALFUNCTION SENSING SYSTEM  
A railroad vehicle bearing malfunction sensing system which is able to accurately determine a malfunction of an axle bearing in each vehicle of a train. The system includes: a plurality of data...
US20140142871 VIBRATION MONITORING SYSTEM  
The invention is directed to a method for monitoring vibrations to detect distinct vibration events in an acceleration waveform converted into acceleration samples. The method comprises: storing...
US20120101748 RECORDING MEDIUM FOR ACOUSTIC ANALYSIS PROGRAM, ACOUSTIC ANALYSIS METHOD, AND ACOUSTIC ANALYSIS DEVICE  
According to an embodiment, a computer-readable, non-transitory medium storing an acoustic analysis program causing a computer to execute a process, the process including: analyzing propagation of...
US20110051581 VIBRATION ANALYSIS METHODOLOGY USING DATA STORAGE DEVICES  
A method includes acquiring, by a data storage device, signals generated by one or more sensors that relate to a mechanical vibration of the data storage device. The one or more sensors are in...
US20110087342 ULTRASONIC SENSOR AND CONTROLLING METHOD USING THE SAME  
A controlling method using an ultrasonic sensor is provided. Firstly, a first ringing time of the ultrasonic sensor is set when the ultrasonic sensor is in a standby status. Then, a sensing wave...
US20170122917 APPARATUS AND METHOD FOR DETERMINING THE INTERNAL CLEANLINESS OF A TUBE  
A system to measure the internal state of a bundle of tubes by injecting a signal into each tube of the bundle, receiving reflections from the tube due to anomalies within the tube, then analyzing...
US20160123796 FREQUENCY-RESPONSE MEASUREMENT DEVICE  
A frequency-response measurement device according to an embodiment of the present invention measures a frequency response of a servo system that executes feedback control of a mechanical system....
US20110218743 COMPOSITE EVALUATION  
A method for evaluating a composite structure includes providing a model of said structure and locally varying a material property to determine complex reflection and transmission coefficients at...
US20080295602 Method and System for Sorting Green Lumber  
A system for sorting green lumber into groups for drying includes a striking device arranged to provide an impact on one end of a piece of lumber. A vibration sensor is arranged to detect...
US20150185069 METHOD AND APPARATUS FOR DETERMINING A FREQUENCY LINE PATTERN WITHIN AT LEAST ONE AMPLITUDE SPECTRUM  
The invention relates to a method for determining a frequency line pattern within at least one amplitude spectrum generated from acoustic signals that are emitted from at least one detected...
US20110137586 WIND TURBINE MONITORING AND ADJUSTING  
Systems, devices, and methods are provided for leveling and monitoring a wind turbine tower. An exemplary system may comprise an accelerometer, signal transfer device, signal receiving device and...
US20160003668 MONITORING DEVICE  
A condition monitor device monitors at least one of vibration and temperature of a piece of equipment, the condition monitor device preferably includes an enclosure within which is located at...
US20130338943 METHOD FOR OPERATING A RESONANCE MEASURING SYSTEM AND A RESONANCE MEASURING SYSTEM IN THIS REGARD  
Methods and systems are provided for operating a resonance measuring system, including a Coriolis mass flow meter. The resonance measuring system includes an electrical actuating apparatus, an...
US20090222210 Method for determining the earthquake protection of buildings  
According to the invention, in the method for determining the earthquake protection of buildings, the natural frequency of a building is determined. Moreover, the natural frequency of the ground...

Matches 1 - 50 out of 106 1 2 3 >