David R Wade

Title: The Innovations of David R. Wade in Exhaust Gas Diagnostics

Introduction

David R. Wade is an inventive mind based in Waterford, MI, known for his contributions to automotive technology. With two patents to his name, Wade has made significant strides in the area of internal combustion engine diagnostics, enhancing both performance and efficiency.

Latest Patents

Wade's latest patents include innovative methods for diagnosing issues related to exhaust gas recirculation and catalytic converter performance.

The first patent, titled "Exhaust Gas Recirculation Diagnostic," focuses on identifying restrictions in the flow of recirculated exhaust gas. This diagnostic method utilizes air pressure monitoring in the engine intake manifold while varying exhaust gas flow according to a predetermined schedule. The process involves filtering pressure changes over a test period and comparing them to dynamic thresholds to diagnose restrictions, allowing for adjustments based on results.

The second patent, "Catalytic Converter Diagnostic," introduces a sophisticated diagnostic framework for exhaust gas treatment systems. This technology applies a series of enabling conditions to model temperature and operational stability, utilizing engine air/fuel ratios on a cycle-by-cycle basis. It offers a two-stage testing approach, ensuring precise diagnoses while mitigating false alarms, particularly when converter performance nears failure.

Career Highlights

David Wade is associated with GM Global Technology Operations LLC, where he applies his expertise to develop innovative solutions within the automotive industry. His work emphasizes improving engine diagnostics, ultimately driving advancements in vehicle efficiency and emissions control.

Collaborations

At GM Global Technology Operations, Wade collaborates with talented colleagues like Mark V. Casarella and James R. Yurgil, contributing to a robust environment for innovation. Together, they work on pushing the boundaries of automotive technology through collaborative efforts.

Conclusion

David R. Wade's contributions to exhaust gas diagnostics exemplify the spirit of innovation in the automotive field. His patents not only reflect his expertise but also signify important advancements that can lead to more efficient and environmentally friendly vehicles. As technology continues to evolve, inventors like Wade play a crucial role in shaping the future of automotive engineering.