Specification
investigation of a polymer-membrane fuel cell water cooled system in combined heat and power hydrogen supplied via standard pressure vessel high-pressure reducing valve for hydrogen pressure vessel supplied oxygen supplies directly from the ambient air precise adjustment of all operating points via electronic load operation without external humidification sensors for flow rate, pressure, temperature, voltage and current strength complete operation and evaluation via a PC software with control functions and data acquisition via USB under Windows 8.1, 10 Technical data Nominal output: 250W Thermal power: approx. 400…500W depending on ambient conditions Required ambient temperature: 5…35°C Required inlet pressure: 2…200bar Measuring ranges flow rate: 0…0,5L/min (cooling water) 0…20sL/min (hydrogen) 0…100sL/min (air) pressure: 0…500mbar (hydrogen) temperature: 0…50°C (ambient) 0…70°C (stack) humidity: 0…100% (ambient) voltage: 0…40V (stack) current: 0,1…20A (stack) 230V, 50Hz, 1 phase 230V, 60Hz, 1 phase 120V, 60Hz, 1 phase UL/CSA optional