This article provides a detailed analysis of hydrogen utilization as an energy source. The main theme focuses on improving in hydrogen utilization from the reformate flow. Presented types of fuel cells, along with the most essential characteristics, show their alternatives in practical use. The procedure describes a current development utilization of hydrogen as an energy source. After evaluation of available solutions, preferred cell types are proposed to be used in these systems. In respect to it, types of hydrogen energy present chosen results, their characteristics, selection criteria and development.