A comprehensive review on blade tip timing-based health monitoring: status and future

Z Chen, H Sheng, Y Xia, W Wang, J He - Mechanical Systems and Signal …, 2021 - Elsevier
As a promising way of on-line and non-intrusive blade vibration monitoring, the blade tip-
timing (BTT) technique is currently being explored by almost all gas turbine or aero-engine …

On the design and structural analysis of jet engine fan blade structures

LM Amoo - Progress in Aerospace Sciences, 2013 - Elsevier
Progress in the design and structural analysis of commercial jet engine fan blades is
reviewed and presented. This article is motivated by the key role fan blades play in the …

Sparse reconstruction of blade tip-timing signals for multi-mode blade vibration monitoring

J Lin, Z Hu, ZS Chen, YM Yang, HL Xu - Mechanical Systems and Signal …, 2016 - Elsevier
Severe blade vibrations may reduce the useful life of the high-speed blade. Nowadays, non-
contact measurement using blade tip-timing (BTT) technology is becoming promising in …

A review of NDT/structural health monitoring techniques for hot gas components in gas turbines

F Mevissen, M Meo - Sensors, 2019 - mdpi.com
The need for non-destructive testing/structural health monitoring (SHM) is becoming
increasingly important for gas turbine manufacturers. Incipient cracks have to be detected …

Non-contact full-field dynamic strain reconstruction of rotating blades under multi-mode vibration

C Ao, B Qiao, M Liu, W Zhu, Y Zhu, Y Wang… - Mechanical Systems and …, 2023 - Elsevier
Dynamic strain measurements of rotating blades have attracted significant attention in the
turbomachinery design, testing, and service stages. Measuring the blade full-field strain …

Forced response of rotating bladed disks: Blade Tip-Timing measurements

G Battiato, CM Firrone, TM Berruti - Mechanical Systems and Signal …, 2017 - Elsevier
Abstract The Blade Tip-Timing is a well-known non-contact measurement technique
currently employed for the identification of the dynamic behaviours of rotating bladed disks …

Physical constraints fused equiangular tight frame method for blade tip timing sensor arrangement

S Wu, Z Zhao, Z Yang, S Tian, L Yang, X Chen - Measurement, 2019 - Elsevier
Abstract Blade Tip Timing (BTT) method is increasingly implemented for rotating blade
health monitoring for its non-contact property. However, the BTT data is usually highly …

Blade resonance parameter identification based on tip-timing method without the once-per revolution sensor

H Guo, F Duan, J Zhang - Mechanical Systems and Signal Processing, 2016 - Elsevier
Blade tip-timing is the most effective method for blade vibration online measurement of
turbomachinery. In this article a synchronous resonance vibration measurement method of …

Sparse representation based frequency detection and uncertainty reduction in blade tip timing measurement for multi-mode blade vibration monitoring

M Pan, Y Yang, F Guan, H Hu, H Xu - Sensors, 2017 - mdpi.com
The accurate monitoring of blade vibration under operating conditions is essential in turbo-
machinery testing. Blade tip timing (BTT) is a promising non-contact technique for the …

Synchronous vibration parameters identification by tip timing measurements

G Rigosi, G Battiato, TM Berruti - Mechanics Research Communications, 2017 - Elsevier
Abstract The Blade Tip Timing (BTT) measurement system is a technique to measure
vibration parameters of a rotating bladed disk. In particular for synchronous vibrations the …