Przysowa, 2018 - Google Patents
Blade vibration monitoring in a low-pressure steam turbinePrzysowa, 2018
View PDF- Document ID
- 7340897334635848579
- Author
- Przysowa R
- Publication year
- Publication venue
- Turbo Expo: Power for Land, Sea, and Air
External Links
Snippet
A tip-timing system is used in a coal power station to investigate and mitigate excessive blade vibrations in the exit stage of the low-pressure steam turbine. There are presented hardware and software solutions used to monitor blade responses as well as the analyses of …
- 230000004044 response 0 abstract description 15
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
- G05B23/0224—Process history based detection method, e.g. whereby history implies the availability of large amounts of data
- G05B23/0227—Qualitative history assessment, whereby the type of data acted upon, e.g. waveforms, images or patterns, is not relevant, e.g. rule based assessment; if-then decisions
- G05B23/0229—Qualitative history assessment, whereby the type of data acted upon, e.g. waveforms, images or patterns, is not relevant, e.g. rule based assessment; if-then decisions knowledge based, e.g. expert systems; genetic algorithms
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H1/00—Measuring characteristics of vibrations in solids by using direct conduction to the detector
- G01H1/003—Measuring characteristics of vibrations in solids by using direct conduction to the detector of rotating machines
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
- G05B23/0224—Process history based detection method, e.g. whereby history implies the availability of large amounts of data
- G05B23/024—Quantitative history assessment, e.g. mathematical relationships between available data; Functions therefor; Principal component analysis [PCA]; Partial least square [PLS]; Statistical classifiers, e.g. Bayesian networks, linear regression or correlation analysis; Neural networks
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GASES [GHG] EMISSION, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
- Y02E10/722—Components or gearbox
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Przysowa | Blade vibration monitoring in a low-pressure steam turbine | |
US11885667B2 (en) | Systems and methods for monitoring of mechanical and electrical machines | |
US9739167B2 (en) | Method and system for monitoring rotating blade health | |
CN103592053B (en) | Creep life management system and the method that operates it for turbogenerator | |
CN102758655B (en) | For the protection of the method for rotating machinery | |
US20100114502A1 (en) | System and method for article monitoring | |
US20130030765A1 (en) | System and method for use in monitoring machines | |
US10018596B2 (en) | System and method for monitoring component health using resonance | |
CN106404403A (en) | Method and system for analysis of turbomachinery | |
EP4016014B1 (en) | Acoustic monitoring, analysis, and diagnostic for power generation system | |
CzmoChowski et al. | Tests of rotary machines vibrations in steady and unsteady states on the basis of large diameter centrifugal fans | |
CN103808405A (en) | Automatic diagnostic method of gas power generator group vibration fault of device thereof | |
US10954812B2 (en) | Gas turbine blade flutter monitoring and control system | |
Rao et al. | In situ detection of turbine blade vibration and prevention | |
Bhattacharya et al. | System to monitor blade health in axial flow compressors | |
CN205593707U (en) | Turbo generator set high -and medium -voltage rotor dynamic balance optimizing apparatus | |
KR20190037643A (en) | Apparatus for appreciating state of moving vane and method thereof | |
Rusinski et al. | Monitoring and testing of high power industrial fans vibration | |
Korczewski et al. | Active diagnostic experimentation on wind turbine blades with vibration measurements and analysis | |
CN116928039B (en) | Offshore wind turbine vibration over-limit fault identification method, device, equipment and medium | |
JP2006105053A (en) | Gas turbine monitoring device and gas turbine monitoring system | |
Dworakowski et al. | Diagnostic approaches for epicyclic gearboxes condition monitoring | |
Danilin et al. | Diagnostics and monitoring of the operating condition of steam-turbine blades | |
Arion | Predictive Maintenance Software for the Motors Wear Condition Determination | |
Benati et al. | Vibration Monitoring and Mechanical Fault Diagnostics on Large Rotating Machinery in ENEL Power Plants |