18255475. METHOD FOR DETERMINING THE LENGTH AND/OR VOLUME OF THE PURGE PATH WITHIN A FUEL CELL SYSTEM simplified abstract (Robert Bosch GmbH)

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METHOD FOR DETERMINING THE LENGTH AND/OR VOLUME OF THE PURGE PATH WITHIN A FUEL CELL SYSTEM

Organization Name

Robert Bosch GmbH

Inventor(s)

Helerson Kemmer of Vaihingen (DE)

METHOD FOR DETERMINING THE LENGTH AND/OR VOLUME OF THE PURGE PATH WITHIN A FUEL CELL SYSTEM - A simplified explanation of the abstract

This abstract first appeared for US patent application 18255475 titled 'METHOD FOR DETERMINING THE LENGTH AND/OR VOLUME OF THE PURGE PATH WITHIN A FUEL CELL SYSTEM

Simplified Explanation

The invention relates to a method for determining the length and/or volume of a purge path within a fuel cell system, where the H concentration is measured on an H sensor in the exhaust line and the length and/or volume of the purge path is determined as a function of the profile of the measured H concentration.

  • Fuel cell system includes a fuel cell stack, an air path, an exhaust line, and a fuel line with a recirculation loop.
  • Method involves measuring H concentration on an H sensor in the exhaust line during purging process.
  • Length and/or volume of purge path is determined based on the profile of the measured H concentration.

Potential Applications

  • Fuel cell systems in automotive vehicles
  • Fuel cell systems in stationary power generation

Problems Solved

  • Efficient purging process in fuel cell systems
  • Accurate determination of purge path length and volume

Benefits

  • Improved fuel cell system performance
  • Enhanced control over purging process
  • Increased efficiency in fuel cell operation


Original Abstract Submitted

The invention relates to a method for determining the length and/or volume of a purge path within a fuel cell system (), the fuel cell system () comprising a fuel cell stack (), an air path (), an exhaust line (), and a fuel line () with a recirculation loop (). During the purging process, the H concentration is measured on an H sensor () in the exhaust line () and the length and/or volume of the purge path is/are determined as a function of the profile of the measured H concentration.