Guided wave|based bend detection in pipes using in|plane shear ...

Guided wave-based bend detection in pipes using in-plane shear ...

Based on the basic properties of guided waves in the pipe, a new method was proposed in this study to detect bends in pipes using guided waves and in-plane ...

Guided wave-based bend detection in pipes using in-plane shear ...

The proposed method utilizes the information of a new flexural mode induced by mode conversion. In-plane shear piezoelectric wafers, which can sense the ...

Guided wave-based bend detection in pipes using in-plane shear ...

In this study, the guided wave is employed to identify both the presence of a bend in a pipe and the bending direction with help of in-plane shear piezoelectric ...

Guided wave-based bend detection in pipes using in-plane shear ...

Detect bends in the pipe using the transmission guided waves. • The in-plane piezoelectric wafer was used to sense the flexural guided wave in pipes. • Bend ...

Scattering of guided waves propagating through pipe bends based ...

However, practical pipelines always have multiple bends that interfere with the propagation of the incident guided wave and thus complicate the testing signals ...

Guided wave-based bend detection in pipes using in-plane shear ...

摘要. Pipelines can exhibit various types of damage and aging defects during their long operating life. Some of the most ty... 更多. 关键词. Bend detection ...

Parametric Study of Defect Detection in Pipes with Bend Using ...

The propagation behaviour of guided ultrasonic waves in a steel pipe with welded bend is studied by finite element simulation. The effectiveness of the ...

Electromagnetic Acoustic Detection of Pipe Defects Hidden above T ...

Therefore, in order to effectively detect pipe defects, a waveform subtraction method with a circumferential shear horizontal (CSH) guided wave is proposed, ...

The use of circumferential guided waves to monitor axial cracks in ...

Guided wave testing has been particularly successful commercially in the detection of corrosion in exposed and insulated pipelines. The most ...

Guided waves for damage identification in pipeline structures: A ...

The main scope of this paper is to present a review of state-of-the-art guided wave-based approaches for damage identification in pipeline ...

Bend Detection of Pipe Using Guided Waves - DPI Proceedings

In this work, guided wave is employed to detect bend in the pipe. First, the propagation characteristics of guided waves affected by the bend is reviewed and ...

Long Range Guided Wave Inspection Usage – Current Commercial ...

Testing past typical pulled bends does not present any significant difficulty, but sharp bends created by welding elbow pieces between two pipe sections do ...

PPM EMAT for Defect Detection in 90-Degree Pipe Bend - PMC

In order to verify the ability of the T (0, 1) guided wave to detect defects at the bend, a notch defect was simulated by removing elements. A ...

Evaluation of cross-sectional deformation in pipes using reflection of ...

The in-plane shear piezoelectric can obtain the shear deformation due to bending, and the sensor ... “Guided wave-based bend detection in pipes using. 619 in- ...

Application Research of Ultrasonic-Guided Wave Technology in ...

Ultrasonic-guided wave non-destructive testing predominantly employs low-frequency ultrasound to comprehensively screen pipeline damage by capturing scattered ...

Guided Wave Testing | SpringerLink

Guided waves can propagate long distances in thin-walled structures, such as pipelines or plates. This allows for the efficient monitoring and testing of large ...

Guided Wave Testing - UCL Discovery

13), EMATs are well suited to excite guided wave modes with a significant in-plane component, e.g. shear ... propagation around a pipe bend using an analytical ...

Guided Wave Simulation in 3D bent pipe 1 - Eng-Tips

I am new to Abaqus and i am trying to propagate a shear wave along the length of the bent pipe and check if any reflections are observed ...

Guided Waves - Practical - NDT.net

Hello John, It is great to hear that you are doing research on long-range pipeline inspection using guided wave testing (GWT). For long-range ...

Effect of Pipe Bend Configuration on Guided Waves-Based Defects ...

Ultrasonic guided waves is one of the most effective nondestructive testing techniques, which has been successfully applied for damage detection and ...