Recent results In-house designed and built 5-segment PEM fuel cell IRT temperature contours of isothermal (left) and variable temperature flow field case (right) The overall experimental setup Experimental setup components A test station real-time data acquisition and logging RH/temperature real-time data acquisition and logging software with the LabVIEW graphical user interface (GUI) for system temperature regulation control A new five-segment PEM fuel cell 3D model of a new five-segment PEM fuel cell