Method of controlling a fuel cell system utilizing a fuel cell sensor
AssigneeAdaptive Materials, Inc.
InventorsAaron Crumm, Timothy LaBreche, Shaowu Zha
Life of this patent
Estimating the term…
Abstract
A method for controlling a fuel cell system, the fuel cell system is described in accordance with exemplary embodiments. The method includes measuring an open circuit voltage of the fuel cell. The method further includes determining an air actuator control signal based on the open circuit voltage of the fuel cell. The method further includes controlling the air actuator based on the air actuator control signal. The method further includes determining a fuel actuator control signal based on the open circuit voltage of the fuel cell. The method further includes controlling the fuel actuator based on the fuel actuator control signal.
Claims20
A method for controlling a fuel cell system, the fuel cell system comprising an air actuator, a fuel actuator, and a fuel cell comprising an anode, a cathode, and an electrolyte, the method comprising:
- measuring an open circuit voltage of the fuel cell;
- determining an air actuator control signal based on the open circuit voltage of the fuel cell;
- controlling the air actuator based on the air actuator control signal;
- determining a fuel actuator control signal based on the open circuit voltage of the fuel cell;
- and
- controlling the fuel actuator based on the fuel actuator control signal.
Calculating a desired open circuit voltage range based on temperature;
- and modifying the controlling air flow rate and fuel flow rate to attain an open circuit voltage within the desired open voltage range.
A method for controlling a fuel cell system, the fuel cell system comprising a sensing fuel cell, a fuel cell stack, an air actuator delivering air to the fuel cell stack and a fuel actuator, and a fuel cell comprising an anode, a cathode, and an electrolyte, the method comprising:
- measuring an open circuit voltage of the sensing fuel cell;
- determining an air actuator control signal based on the open circuit voltage of the sensing fuel cell;
- controlling the air actuator based on the air actuator control signal;
- determining a fuel actuator control signal based on the open circuit voltage of the fuel cell;
- and
- controlling the fuel actuator based on the fuel actuator control signal.
A method for controlling a fuel cell system, the fuel cell system comprising an fluid flow sensor, an air actuator, a fuel actuator, and a fuel cell comprising an anode, a cathode, and an electrolyte, the method comprising:
- measuring an open circuit voltage of the fuel cell;
- determining an actuator control signal based on the open circuit voltage of the fuel cell;
- controlling the actuator based on the actuator control signal;
Dependencies are inferred from the claim text.