Company Filing History:
2 out of 199 
1 out of 41 Years Active: 2025
Title: Fabien Mercier-Calvairac: Innovator in Turbomachinery
Introduction
Fabien Mercier-Calvairac is a notable inventor based in Moissy-Cramayel, France. He has made significant contributions to the field of turbomachinery, particularly in the design and control of power-transfer systems. With a total of 2 patents to his name, Mercier-Calvairac's work is instrumental in advancing aircraft propulsion technologies.
Latest Patents
One of his latest patents is focused on the transfer of power between the high-pressure shaft and the low-pressure shaft of a turbomachine. This innovative device includes a fatigue analysis module that assesses the fatigue levels of the turbomachine. It determines which of the two indicators measuring fatigue is at a higher risk of reaching its upper limit. Additionally, the control module is designed to manage the power transfer system, effectively slowing down the fatigue measured by the more advanced indicator.
Another significant patent is for a turbogenerator with a simplified control system for aircraft. This propulsion assembly features a single-shaft engine turbomachine, which includes a combustion chamber and a rotatably mounted shaft. The control system is designed to optimize fuel flow based on ambient pressure and turbomachine rating, ensuring efficient operation of the electrical generator.
Career Highlights
Throughout his career, Fabien Mercier-Calvairac has worked with prominent companies in the aerospace sector, including Safran Helicopter Engines and Safran Power Units. His experience in these organizations has allowed him to develop and refine his innovative ideas in turbomachinery.
Collaborations
Mercier-Calvairac has collaborated with notable colleagues such as Patrick Marconi and Denis Antoine Julien Real. These partnerships have contributed to the successful development of his patents and innovations.
Conclusion
Fabien Mercier-Calvairac is a distinguished inventor whose work in turbomachinery has led to significant advancements in aircraft propulsion systems. His patents reflect a deep understanding of the complexities involved in power transfer and control systems. Through his career, he has demonstrated a commitment to innovation and excellence in the aerospace industry.
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