Denis Ranc

Title: Innovations by Denis Ranc in Fuel Injection Technology

Introduction

Denis Ranc is a notable inventor based in Saint Priest, France, recognized for his contributions to fuel injection technology. With a total of two patents to his name, Ranc has developed innovative solutions that enhance the performance and efficiency of combustion engines.

Latest Patents

One of Ranc's latest patents is a process and device for determining the parameters of fuel injectors. This invention focuses on establishing the specific parameters of each injector in a combustion engine, particularly in diesel engines with electronic control. The method involves analyzing the curve of the instantaneous speed difference of the engine shaft during critical phases of combustion, allowing for the determination of optimum injector parameters.

Another significant patent by Ranc is a detection process and device for an electronic injection system. This device is designed for measuring the speed of rotation of a motor vehicle engine and accurately pinpointing the top dead center for each cylinder. It features a multipolar ring of alternate polarity mounted on the pump's rotation shaft, along with a magnetic field-sensitive sensor and an electronic processing interface. This innovative setup enables precise control of electronic injection systems.

Career Highlights

Denis Ranc is currently employed at Renault Véhicules Industriels, where he applies his expertise in fuel injection systems. His work at Renault has allowed him to contribute significantly to advancements in automotive technology.

Collaborations

Ranc has collaborated with notable colleagues such as Yves Drutel and Marc Miettaux, further enhancing the innovative environment at Renault.

Conclusion

Denis Ranc's contributions to fuel injection technology through his patents demonstrate his commitment to improving engine performance. His work continues to influence the automotive industry, showcasing the importance of innovation in engineering.