Company Filing History:
Years Active: 2025
Title: Innovations by Inventor Xiangfu Lei in Pressure Measurement Technologies
Introduction
Xiangfu Lei, an inventive mind based in Shaanxi, China, has made significant contributions to the field of pressure measurement technologies. With a total of three patents to his name, Lei continues to push the boundaries of innovation, particularly in the area of dynamic characteristics measurement of pressure-sensitive paints.
Latest Patents
Lei's latest innovations include two notable patents that enhance the accuracy and effectiveness of pressure measurement systems. The first patent, titled "Global Pressure Acquisition System and Method for Rotating Model," presents an advanced system comprising a CCD camera, signal generator, stroboscopic pulse LED light source, photoelectric sensor, preset counter, and a controller. This invention utilizes a non-contact measuring method, ensuring that both the measured model and the flow field remain undamaged while achieving submillimeter-level spatial resolution. It considerably improves the clarity of the acquired pressure-sensitive paint (PSP) image and enhances the signal-to-noise ratio.
The second patent, "Measuring Device and Method for Dynamic Characteristics of Pressure Sensitive Paint," focuses on the dynamic characteristics of PSP. This device incorporates a PSP sample wafer, dynamic pressure sensor, oscilloscope, light source, photomultiplier tube, bandpass filter, loudspeaker, power amplifier, and signal generator. The patent outlines a measuring method that can generate continuous sinusoidal pressure waves with exceptional precision, showcasing high stability and the ability to accurately capture the amplitude and phase characteristics of the pressure frequency.
Career Highlights
Xiangfu Lei has established himself as a prominent figure in the academic sphere through his association with Northwestern Polytechnical University. His innovative work has garnered attention not only for its technical merits but also for its practical applications in various industries, ranging from aerospace to materials engineering.
Collaborations
Throughout his career, Lei has collaborated with esteemed colleagues, including Limin Gao and Ning Ge. Together, they have cultivated a stimulating environment for research and innovation, facilitating developments in pressure measurement technologies and furthering academic discourse.
Conclusion
Xiangfu Lei's contributions to the field of pressure measurement and his commitment to innovation continue to impact the scientific community significantly. His latest patents reflect his dedication to developing technologies that offer precision, efficiency, and reliability in measuring dynamic characteristics, paving the way for future advancements in the field.