Matches 1 - 50 out of 403 1 2 3 4 5 6 7 8 9 >


Match Document Document Title
US20100250150 METHOD FOR MEASURING SHAFTING MECHANICAL FATIGUE OF TURBINE GENERATOR SET  
A method for measuring mechanical fatigue in shafts forming part of a turbine generator set, which involves determining a lumped mass model of a turbine generator set and its parameters;...
US20130060417 TURBO-CHARGER BEARING MONITOR  
Turbocharger operational condition is monitored using vibration and temperature sensors to project probable bearing failure. Baseline or nominal vibration levels and heat generation are...
US20140088886 METHOD AND DEVICE TO ASSESS THE WEAR OF A WINDSHIELD WIPER UNIT  
Method to estimate the wear state of wiper blades (5) of a vehicle windshield wiper unit (1), said windshield wiper unit (1) comprising: at least one wiper blade (5) configured to wipe a...
US20110125418 METHOD FOR ESTIMATING FAN LIFE  
A method for estimating a fan life includes the following steps. Fans to be checked at a number of M are provided. A working temperature and a test temperature of a fan are set, and the test...
US20140207390 Coiled Tubing Useful Life Monitor And Technique  
A system and technique for dynamically and historically evaluating useful life of coiled tubing. Methods are detailed wherein a monitor and system are equipped for enhanced evaluating of coiled...
US20110246094 TURBULENCE SENSOR AND BLADE CONDITION SENSOR SYSTEM  
The invention comprises a turbulence sensor and sensor system for determining the condition of a wind turbine blade. A turbulence sensor comprises a sensor membrane provided in the surface of a...
US20120323543 METHOD AND DETECTION ASSEMBLY FOR THE DETECTION OF CHANGES IN A BUILDING STRUCTURE OF A WIND TURBINE  
A method for detecting changes in a building structure of a first wind turbine is provided. A reference value representing the eigenfrequency of the first wind turbine is monitored over time,...
US20140172400 EQUIPMENT FAULT DETECTION, DIAGNOSTICS AND DISAGGREGATION SYSTEM  
A system for fault detection and diagnostics of equipment. The system may also be capable of disaggregation and/or virtual submetering of energy consumption by equipment, such as that of heating,...
US20140012517 Structural damage estimation based on measurements of rotations  
Structural damage to a building is assessed based on measurement of point rotations using MEMS accelerometer sensors attached to structural columns of a building. The measured point rotations are...
US20120025526 SYSTEM AND METHOD FOR MONITORING WIND TURBINE GEARBOX HEALTH AND PERFORMANCE  
A system and method are provided to monitor the health and performance of a wind turbine gearbox. A plurality of sensors coupled to the wind turbine gearbox provide input to a controller. The...
US20150019142 DAMAGE EVALUATION METHOD AND MAINTENANCE EVALUATION INDEX DECISION METHOD  
A first measured value of a specific physical quantity at a target portion is correlated with a damage evaluation index to calculate a damage degree corresponding to the first measured value. The...
US20140039808 METHOD FOR ASSESSING WEAR IN MOLDING MACHINE  
A first chromium mass concentration and a first reference mass concentration are extracted from a first test substance made by adding a predetermined amount of calcium to a predetermined amount of...
US20140039807 ASSESSING REMAINING USEFUL LIFE FOR PORTIONS OF WIND TURBINE SUPPORT STRUCTURES  
Methods for assessing the useful life that may remain for a portion of a wind turbine support structure. The methods may include identifying an overall expected useful life for the portion of the...
US20150057951 Scalable Vehicle Models for Indoor Tire Testing  
A method for reducing vehicle bias when testing a tire for use with a market segment of vehicles by creating a vehicle model that is scalable by vehicle weight. A market segment of vehicles is...
US20110320181 TURBOMACHINE AIRFOIL LIFE MANAGEMENT SYSTEM AND METHOD  
A system for creating a risk analysis for at least one turbomachine includes a database storing characteristics of one or more turbomachines and a processing module coupled to the database that...
US20150168254 DEVICE FOR ESTIMATING SERVICE LIFE AND METHOD FOR ESTIMATING SERVICE LIFE OF ROLLING BEARING  
The lifetime estimation device for a rolling bearing includes a buildup height estimation unit operable for estimating the buildup height of the indentation from a rolling surface from the depth...
US20140039806 ESTIMATING REMAINING USEFUL LIFE FROM PROGNOSTIC FEATURES DISCOVERED USING GENETIC PROGRAMMING  
A method for estimating a remaining useful life of a system includes monitoring sensor data from sensors deployed within a system. A plurality of features are extracted from the sensor data. Tree...
US20110320138 SYSTEM AND METHOD FOR MONITORING HEALTH OF AIRFOILS  
A method for monitoring the health of a plurality of blades is presented. The method includes determining delta TOAs corresponding to the plurality of blades, determining a standard deviation...
US20140336954 Calculating Fatigue and Fatigue Failure of Structures  
The durability performance of a structure is virtually predicted, enabling the optimization of the durability performance. In a first act, the structure is modeled by a series of calculation...
US20130211736 TIME-VARYING INTENSITY MAP GENERATION FOR RETICLES  
An optical reticle inspection tool is used during a first inspection to obtain, for each set of one or more patch areas of the reticle, a reference average of multiple reference intensity values...
US20150176569 MONITORING SYSTEM AND A MONITORING METHOD FOR A WIND TURBINE GENERATOR  
A monitoring system for a wind turbine generator comprises: a wind speed obtaining unit for obtaining a wind speed; a wind condition identifying unit for identifying a wind condition parameter...
US20130226471 AUTOMATIC MONITORING AND ALARMING DEVICE BASED ON LARGE STRAIN OF POWER TRANSMISSION TOWER  
An automatic monitoring and alarming device based on large strain of a power transmission tower comprises a solar cell (7), a wireless alarm sending device (6), an insulation basement (5) and a...
US20120197547 Freeze Thaw Damage Resistance Testing for Cementitious Compositions  
An apparatus and method for predicting freeze-thaw durability of a cementitious composition specimen including cycling the specimen below and above the freezing point of water contained in the...
US20150039244 Failure Rate Estimation From Multiple Failure Mechanisms  
A computerized method for estimating reliability of a system at normal operating conditions. The computerized method includes enables of selection of a plurality of failure mechanisms FMj of the...
US20150198492 REMAINING USEFUL LIFE FORECASTING SYSTEM  
The present disclosure relates to a method to a remaining useful life forecasting system. The system comprises a combination of hardware and software, configured to calculate the Remaining Useful...
US20150226638 METHOD FOR DETERMINING TIMING OF OIL FILLING FOR A LINEAR MOTION ACTUATOR  
A method for determining timing of oil filling for a linear motion actuator can determine whether the oil film in a specific time period is sufficient, falling or insufficient, and then know the...
US20140288855 Temporary Uprating of Wind Turbines to Maximize Power Output  
A control strategy for uprating the rated power of a wind turbine at times during the design life includes measuring an operating parameter for a component of the wind turbine as the wind turbine...
US20140188406 SCALABLE VEHICLE MODELS FOR INDOOR TIRE TESTING  
Tire testing systems and methods are disclosed for indoor simulation testing of tires of a wide range of sizes on a scalable vehicle model (“SVM”).
US20110087442 PROCEDURE FOR THE PROGNOSTIC OF A STRUCTURE SUBJECT TO LOADS  
A method for prognostics of a structure subject to loads, particularly an aircraft structure, includes, detecting the state (strains) of the structure at multiple primary points and additional...
US20140081583 METHOD FOR DETERMINISTIC STRESS BASED RISK REDUCTION  
A deterministic risk reduction method for product reliability comprising the steps of: receiving a plurality of parameters associated with at least one of a goal concept,desired functionality and...
US20130238256 METHOD AND SYSTEM TO MODEL RISK OF UNPLANNED OUTAGES OF POWER GENERATION MACHINE  
A method to determine a risk of failure for a machine including: generating a first value for a risk of failure of the machine, wherein the first value is determined by a first model receiving as...
US20110125417 STRUCTURAL HEALTH MONITORING SYSTEM HAVING INTEGRATED POWER SUPPLY  
A self-sufficient structural health monitoring system that can monitor a structure without need for external power input. Embodiments of the invention provide a structural health monitoring system...
US20120158319 UTILIZING RESONANCE INSPECTION OF IN-SERVICE PARTS  
Various embodiments relating to resonance inspections and in-service parts are disclosed. One protocol (150) includes conducting a resonance inspection of an in-service part (152). The frequency...
US20110077873 APPARATUS AND METHOD FOR CALCULATING TRANSIENT-BASED FATIGUE USAGE FACTOR USING CHARACTERISTIC FATIGUE USAGE CURVE  
The present invention relates to an apparatus and a method for calculating a fatigue usage factor with respect to fatigue generated in the material of a mechanical device depending upon changes of...
US20110093219 Methods for modeling the structural health of a civil structure based on electronic distance measurements  
Methods are disclosed wherein the structural health of a civil structure, such as, but not limited to, a bridge or the like is measured by electronic distance measurement (EDM) from a plurality of...
US20110137575 Method and system for real-time prognosis analysis and usage based residual life assessment of turbine engine components and display  
A method and system for performing continuous (real-time) physics based prognostics analysis as a function of actual engine usage and changing operating environment. A rule-based mission profile...
US20130226470 DETERIORATION ANALYSIS METHOD  
The present invention provides deterioration analysis method which allows a detailed analysis of deterioration, especially deterioration of surface conditions, of a polymer material. The present...
US20140324364 Method For Determining The Wear State  
This invention relates to a method for determining a wear state of a chisel, a chisel holder, and/or a chisel holder replacement system equipped with a chisel and chisel holder. For this method to...
US20130197820 Method For Determining The Wear State  
This invention relates to a method for determining a wear state of a chisel, a chisel holder, and/or a chisel holder replacement system equipped with a chisel and chisel holder. For this method to...
US20120330474 METHOD AND APPARATUS FOR EVALUATING REPAIR AND REMEDIATION ALTERNATIVES FOR HEAT EXCHANGERS  
A method is provided for evaluating simultaneously the effects of multiple, interdependent heat-exchanger degradation modes for a heat exchanger of a power plant in the context of a series of...
US20120137662 METHOD FOR PREDICTING SOX STORED AT DENOX CATALYST AND EXHAUST SYSTEM USING THE SAME  
A method for predicting sulfur oxides (SOx) stored at a denitrification (DeNOx) catalyst may include calculations of the mass flow of SOx poisoned at the DeNOx catalyst, the mass flow of SOx...
US20140088888 DETERMINING DAMAGE AND REMAINING USEFUL LIFE OF ROTATING MACHINERY INCLUDING DRIVE TRAINS, GEARBOXES, AND GENERATORS  
A method for predicting remaining useful life of a wind or water turbine or component determines in step (116) an accumulated damage for the turbine or component and compares this in step (118) to...
US20130060487 AUTONOMOUS REMAINING USEFUL LIFE ESTIMATION  
The equipment comprises at least one computer and a material features acquisition system operable to detect a plurality of material features. The features are then evaluated according to rules...
US20070276627 Repair determination for heat damaged composite structures  
A system and method for assessing the ability to rework a composite structure with a heat induced inconsistency is provided. The method includes acquiring information related to the composite...
US20140088887 DETERMINING REMAINING USEFUL LIFE OF ROTATING MACHINERY INCLUDING DRIVE TRAINS, GEARBOXES, AND GENERATORS  
A method for predicting remaining useful life of a wind or water turbine or component determines in step (116) an EOH for the turbine or component and compares this in step (118) to an EOH limit...
US20140257715 Robust Power Flow Methodologies for Distribution Networks with Distributed Generators  
A method predicts power flow in a distributed generation network of at least one distributed generator and at least one co-generator, where the network is defined by a plurality of network...
US20120101742 METHOD AND SYSTEM FOR IN-SITU MONITORING OF CATHODE ERSOSION AND PREDICTING CATHODE LIFETIME  
A method of controlling operation of an indirectly-heated cathode (IHC) ion source comprises a step of measuring a rate of loss of cathode weight of the IHC ion source that occurs during operation...
US20120215509 METHOD FOR THE DETECTION OF FAILURES IN A TURBOMACHINE BY MEANS OF A THEORETICAL MODEL OF THE THERMODYNAMIC CYCLE OF THE SAID TURBOMACHINE  
A method for the detection of failure in a turbomachine by monitoring the performance of the said turbomachine, this being a method in which at least one performance parameter of the turbomachine...
US20140067285 Fatigue Monitoring for Composite Materials  
Fatigue failure in composite materials can be successfully modeled and predicted by monitoring irreversible gains in entropy. Permanent degradations in composites are marked by irreversible...
US20150134271 LIFE EXPIRATION PREDICTING METHOD, LIFE EXPIRATION PREDICTING APPARATUS, LIFE EXPIRATION PREDICTING SYSTEM, LIFE EXPIRATION CALCULATING APPARATUS, AND ROTARY MACHINE  
A vibration waveform output by a gyro sensor set in a main pump is received. The vibration waveform is subjected to a frequency analysis and a frequency spectrum is calculated. A feature value is...

Matches 1 - 50 out of 403 1 2 3 4 5 6 7 8 9 >