About 68 results
https://drivepatents.com/patents/1085648 · 14 Jul 2004
A hybrid power plant (10) includes a turbine (14), a compressor (12) driven by the turbine and a recuperator (20) in flow communication with the compressor. The recuperator is configured to transfer heat from turbine exhaust (52) to compressed air, and at ...
https://drivepatents.com/patents/1086404 · 16 Jun 2004
The fuel cell system is provided which detects a freeze among specific components and portions thereof by evaluating various conditions upon starting operation of the fuel cell system. If a freeze is detected through those evaluations, the start of the sys...
https://drivepatents.com/patents/1087395 · 6 May 2004
A fuel cell flow regulator (36) includes a fuel cell fuel flow path (26), the fuel flow path (26) including a solid-state material (38) for regulating a flow of fuel along the fuel flow path (26) by adsorption.
https://drivepatents.com/patents/1087467 · 6 May 2004
Disclosed are a method of operating a fuel cell and a power supply system, which are capable of suppressing condensation of moisture obstructing an air passage without the need of any complicated system configuration. The method of operating a fuel cell so...
https://drivepatents.com/patents/1087658 · 28 Apr 2004
A fuel cell system (101) includes a fuel tank (11) configured to store a fuel at a pressure higher than atmospheric pressure; a vaporizer (12) configured to vaporize a fuel; a reformer (13) configured to reform the vaporized fuel into a hydrogen rich gas; ...
https://drivepatents.com/patents/1087901 · 21 Apr 2004
Fuel cell system, comprising a reforming part, a material supply part for reforming part, a water supply part for reforming part, a fuel cell, a burner for the reforming part, an air supply part for the burner, a fuel supply part for the burner, a fuel sup...
https://drivepatents.com/patents/1089120 · 10 Mar 2004
A condenser condenses an unused exhaust gas exhausted from a fuel cell and recovers water, condensation-capacity detection means always monitors the condensation capacity of the condenser, control means controls an output of heat-transport-medium circulati...
https://drivepatents.com/patents/1089054 · 10 Mar 2004
The system has an electrical inverter converting direct current of the fuel cells into alternating current and operating in two states, where in one state feeds into a public network and in another feeds into an island network. A control line is provided f...
https://drivepatents.com/patents/1089504 · 25 Feb 2004
A method of detecting faults in a fuel cell system, the method comprising: comparing (110) a plurality of fuel cell measurements (105) to respective ones of a plurality of range limits to yield a plurality of range flags; differentiating (120) the fuel cel...
https://drivepatents.com/patents/1090246 · 21 Jan 2004
The regulation method has characteristic measured values for the liquid quantity or liquid quantity variation in the fuel cell system determined for corresponding adjustment of the cooling output of a fluid condensation device, the condensed liquid fed to ...