Results 71 to 80 of about 1,027,849 (126)

A Discussion on the Advancement of Blade Tip Timing Data Processing

open access: yes, 2017
peer reviewedThe Blade Tip Timing method (BTT) is a well-known approach permitting individual blade vibration behavior characterization. The technique is becoming increasingly popular among turbomachinery vibration specialists. Its advantages include its
Defise, Colin   +5 more
core   +2 more sources

A modal estimation method of rotating blade based on compressed sensing and blade tip timing

open access: yesJournal of Low Frequency Noise, Vibration and Active Control
Structural modal estimation has consistently remained one of the most crucial areas of research in mechanical vibration analysis and signal processing. It is imperative to accurately monitor the vibration signals of rotor blades and their corresponding ...
Hua Zheng   +4 more
doaj   +1 more source

Blade Tip Timing and Blade Tip Clearance Measurement System Based on Magnetoresistive Sensors [PDF]

open access: yes, 2016
The accurate control of running gaps between static and rotating components is vital to preserve mechanical integrity and ensure a correct functioning of any rotating machinery.
Tomassini, Roberto
core  

Statistical Approach for BTT probes distribution

open access: yes, 2023
Blade tip timing (BTT) system is a non-invasive method used for measuring the blade tip timing of rotating machinery. The BTT system typically consists of sensor probes, signal conditioning system, and data acquisition unit.
Mekhalfia, Mohammed Lamine
core  

Sensing Applications in Aircrafts Using Polymer Optical Fibres. [PDF]

open access: yesSensors (Basel), 2021
Lallana PC   +8 more
europepmc   +1 more source

Development of a Multiple Modes Simulator of Rotating Bladed Assemblies for Blade Tip-Timing Data Analysis

open access: yes, 2002
Blade Tip Timing (BTT) is a promising technique for the measurement of blade-tip vibrations in bladed assemblies. After an engine test is performed, the vibration’s Engine Order (EO) and amplitude information is recovered from the collected BTT data ...
Wright, Jan Robert   +2 more
core  

Vibrations measurements for shrouded blades of steam turbines based oneddy current sensors with high frequency response

open access: yesJournal of Measurement Science and Instrumentation, 2019
With the development of power plants towards high power and intelligent operation direction, the vibrations or failures of blades, especially the last stage blades in steam turbines, happen more frequently due to the unstable operating conditions brought
YE De-chao   +5 more
doaj  

Methods for Validation of a Turbomachinery Rotor Blade Tip Timing System

open access: yes, 2014
This research developed two innovative test methods that were used to experimentally evaluate the performance of a novel blade tip timing (BTT) system from Prime Photonics, LC.
Pickering, Todd Michael
core  

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