Fuel cell power plant

Abstract

A fuel cell power plant system may include a fuel supply line, two or more fuel cell system fuel supply lines, and two or more power units. The fuel supply line may be configured to receive fuel. The two or more fuel cell system fuel supply lines may be connected to the fuel supply line and may be configured to receive fuel from the fuel supply line. The two or more power units may be configured to be fueled by the two or more fuel cell system fuel supply lines, respectively.

1 . A fuel cell power plant system, comprising:
 a fuel supply line configured to receive fuel;   two or more fuel cell system fuel supply lines connected to the fuel supply line and configured to receive fuel from the fuel supply line; and   two or more power units configured to be fueled by the two or more fuel cell system fuel supply lines, respectively.   
     
     
         2 . The fuel cell power plant system of  claim 1 , wherein each one of the two or more power units includes two or more fuel cell systems. 
     
     
         3 . The fuel cell power plant system of  claim 2 , wherein one or more of the fuel cell systems are repurposed from vehicle fuel cells. 
     
     
         4 . The fuel cell power plant system of  claim 2 , wherein one or more of the fuel cell systems include a fuel cell stack, a battery, an air pump, a DC-DC converter, and a fuel cell voltage converter unit (FCVCU). 
     
     
         5 . The fuel cell power plant system of  claim 1 , wherein an end of the fuel supply line is capped. 
     
     
         6 . The fuel cell power plant system of  claim 1 , wherein an end of the fuel supply line is connected to a fuel supply line of a second fuel cell power plant cooling system. 
     
     
         7 . The fuel cell power plant system of  claim 1 , wherein the fuel is hydrogen. 
     
     
         8 . A fuel cell power plant structure, comprising:
 a fuel supply line configured to receive fuel;   two or more fuel cell system fuel supply lines connected to the fuel supply line and configured to receive fuel from the fuel supply line; and   two or more power units configured to be fueled by the two or more fuel cell system fuel supply lines, respectively.   
     
     
         9 . The fuel cell power plant structure of  claim 8 , wherein each one of the two or more power units includes two or more fuel cell systems. 
     
     
         10 . The fuel cell power plant structure of  claim 9 , wherein one or more of the fuel cell systems are repurposed from vehicle fuel cells. 
     
     
         11 . The fuel cell power plant structure of  claim 9 , wherein one or more of the fuel cell systems include a fuel cell stack, a battery, an air pump, a DC-DC converter, and a fuel cell voltage converter unit (FCVCU). 
     
     
         12 . The fuel cell power plant structure of  claim 8 , wherein an end of the fuel supply line is capped. 
     
     
         13 . The fuel cell power plant structure of  claim 8 , wherein an end of the fuel supply line is connected to a fuel supply line of a second fuel cell power plant cooling system. 
     
     
         14 . The fuel cell power plant structure of  claim 8 , wherein the fuel is hydrogen. 
     
     
         15 . A fuel cell power plant system, comprising:
 a fuel supply line configured to receive fuel;   a first fuel cell system fuel supply line connected to the fuel supply line and configured to receive fuel from the fuel supply line;   a second fuel cell system fuel supply line connected to the fuel supply line and configured to receive fuel from the fuel supply line;   a first power unit configured to be fueled by the first fuel cell system fuel supply line; and   a second power unit configured to be fueled by the second fuel cell system fuel supply line.   
     
     
         16 . The fuel cell power plant system of  claim 15 , wherein each one of the first power unit and the second power unit includes two or more fuel cell systems. 
     
     
         17 . The fuel cell power plant system of  claim 16 , wherein one or more of the fuel cell systems are repurposed from vehicle fuel cells. 
     
     
         18 . The fuel cell power plant system of  claim 16 , wherein one or more of the fuel cell systems include a fuel cell stack, a battery, an air pump, a DC-DC converter, and a fuel cell voltage converter unit (FCVCU). 
     
     
         19 . The fuel cell power plant system of  claim 15 , wherein an end of the fuel supply line is capped. 
     
     
         20 . The fuel cell power plant system of  claim 15 , wherein an end of the fuel supply line is connected to a fuel supply line of a second fuel cell power plant cooling system.