초록 ▼

A fuel cell system having one or more sensors is disclosed. The sensor(s) can detect the difference in the content of a gas (e.g., hydrogen) in an inlet stream and an outlet stream of the fuel cell system. The sensors can provide a signal to a controller that regulates the flow of the detected gas i

A fuel cell system having one or more sensors is disclosed. The sensor(s) can detect the difference in the content of a gas (e.g., hydrogen) in an inlet stream and an outlet stream of the fuel cell system. The sensors can provide a signal to a controller that regulates the flow of the detected gas in the inlet stream.

대표청구항 ▼

1. A fuel cell system comprising:a fuel cell comprising: flow field plate having an inlet and an outlet; and a first sensor comprising: a membrane electrode assembly having a first side in fluid communication with the flow field plate inlet of the fuel cell, and a second side in fluid communication

1. A fuel cell system comprising:a fuel cell comprising: flow field plate having an inlet and an outlet; and a first sensor comprising: a membrane electrode assembly having a first side in fluid communication with the flow field plate inlet of the fuel cell, and a second side in fluid communication with the flow field plate outlet of the fuel cell, the second side of the membrane electrode assembly different than the first side of the membrane electrode assembly; and a detector in electrical communication with the first and second sides of the membrane electrode assembly, the detector adapted to detect a difference between a hydrogen concentration at the first side of the membrane electrode assembly and a hydrogen concentration at the second side of the membrane electrode assembly.