Xianfa Xu

Title: Xianfa Xu: Innovator in Engine Technology

Introduction

Xianfa Xu is a prominent inventor based in Shandong, China. He has made significant contributions to the field of engine technology, particularly in the area of cylinder deactivation control methods. With a total of 2 patents to his name, Xu continues to push the boundaries of innovation in automotive engineering.

Latest Patents

Xu's latest patents include a cylinder deactivation control method and apparatus for engines. This innovative method determines the cylinder deactivation trigger moment of an engine that is to be controlled. It also establishes a second cycle and a corresponding cylinder deactivation mode based on the crankshaft rotation speed and target torque at the trigger moment. Additionally, it calculates the fuel injection quantity for the ignition cylinder in the next cycle. Another patent focuses on a similar control method, which involves determining the cylinder pressure type of each cylinder in conjunction with the deactivation modes of adjacent cycles, ensuring optimal fuel injection based on a calibrated chart.

Career Highlights

Xianfa Xu is associated with Weichai Power Co., Ltd., a leading company in the power equipment industry. His work at Weichai has allowed him to develop and refine his innovative ideas, contributing to advancements in engine performance and efficiency.

Collaborations

Xu has collaborated with notable colleagues such as Haifeng Ren and Fei Wang. Their teamwork has fostered an environment of creativity and innovation, leading to the development of cutting-edge technologies in engine control systems.

Conclusion

Xianfa Xu's contributions to engine technology through his patents and collaborations highlight his role as a key innovator in the automotive industry. His work continues to influence the future of engine design and efficiency.