Ralf Wallin

Title: Ralf Wallin: Innovator in Turbocharged Combustion Systems

Introduction

Ralf Wallin is a notable inventor based in Lindome, Sweden. He has made significant contributions to the field of turbocharged combustion systems, holding a total of 3 patents. His work focuses on enhancing the efficiency and performance of internal combustion engines.

Latest Patents

One of Ralf Wallin's latest patents is a system for controlling the inlet pressure in a turbocharged combustion engine. This innovative system includes a microprocessor that stores a command value for pressure based on engine speed. It controls a solenoid valve that regulates the pressure in a pneumatic operating mechanism to a waste gate in a shunt pipe past the turbine. Another significant patent is for a turbocharged internal combustion engine designed to prevent knocking combustion. This system features a knock detector mounted on the engine block, which is coupled to a microprocessor that manages engine charge pressure and ignition timing. When a certain knocking intensity is detected, the processor sends signals to a valve to reduce charge pressure and adjusts the engine timing control system to retard ignition timing.

Career Highlights

Ralf Wallin is currently employed at AB Volvo, where he continues to innovate in the automotive sector. His expertise in turbocharged combustion systems has positioned him as a valuable asset to the company.

Collaborations

Throughout his career, Ralf has collaborated with notable colleagues such as Jan E. Rydquist and Lars Sandberg. These partnerships have contributed to the advancement of technology in the field of combustion engines.

Conclusion

Ralf Wallin's contributions to turbocharged combustion systems demonstrate his commitment to innovation and engineering excellence. His patents reflect a deep understanding of engine dynamics and a drive to improve performance and efficiency in automotive technology.