Verfahren zum Steuern des Betriebsdrucks eines Brennstoffzellensystems und entsprechendes Brennstoffzellensystem

摘要

The invention relates to a method used to control the operational pressure in a fuel cell system (10), especially in a motor vehicle. According to the invention, the operational pressure is regulated by optimising efficiency of the fuel cell system (10) according to at least one parameter which is relevant to the variable amount of recyclable water.