Cutting-edge TFM phased array ultrasonic testing technology adopts visualized imaging to directly display defects. It supports complete storage and offline analysis of testing data, enabling more accurate qualitative and quantitative evaluation of defects.
This technology can highly restore the true morphology of defects and greatly improve testing accuracy and reliability. It plays an important role in ensuring equipment safety and preventing safety accidents.

Leading PAUT technology supports flexible configuration of either portable devices or high-efficiency automated systems.
Combined with the world’s first CAD model import assisted analysis technology and intelligent analysis software, it realizes intelligent defect identification and automatic report generation, greatly improving testing accuracy and production efficiency.

Doppler has accumulated extensive testing experience in the aerospace field. Leveraging multi-dimensional ultrasonic imaging and advanced defect recognition algorithms, it achieves high-precision visualization and quantitative analysis of internal material structures.
It boasts leading advantages in layered inspection, micro-defect identification, and curved surface adaptive scanning. Combined with flexible probes, intelligent path planning and automated scanning systems, along with AI data analysis, it significantly improves inspection efficiency and quality traceability capability.

Doppler is equipped with advanced Phased Array Ultrasonic Testing (PAUT) and Time of Flight Diffraction (TOFD) technologies, delivering high-performance solutions targeting key industry pain points.
Core Advantages:Industry-leading self-developed high-temperature probes,precision imaging for complex welds,intelligent corrosion monitoring,deep defect detection capability,and a fully integrated digital platform.

Relying on mature automated phased array ultrasonic testing technology and high-end customized probe capabilities, we have established a complete rail transit inspection system. It enables rapid inspection, precise positioning and quantitative defect analysis of key components such as axles, wheelsets, welds and rails.
Doppler has a professional application team that can provide customized solutions, as well as all-round support including system integration, training and data analysis, continuously safeguarding the safe operation of rail transit.

We provide a full-process one-stop service system, covering core hardware such as high-performance phased array ultrasonic flaw detectors, fully automated inspection systems, high-precision transducers and intelligent scanning devices, as well as customized software platforms, enabling full control of inspection procedures and comprehensive data management.
Customers can obtain integrated support for equipment, accessories and software in one place, which simplifies implementation workflows and improves inspection efficiency and reliability.

Equipped with intelligent screening and positioning functions, it can quickly locate the target area of complex samples. Combined with high-speed automatic scanning, it realizes efficient inspection of multi-batch products. Powered by intelligent computing and deep learning, it can automatically identify crack defects and quantitatively analyze their position, size and morphology.
This intelligent inspection mode significantly improves detection accuracy and consistency, reduces misjudgments, and provides strong technical support for the semiconductor, electronic manufacturing and advanced material industries.