About 68 results
https://drivepatents.com/patents/965415 · 27 May 2026
According to the present disclosure, a remaining amount estimation method for a hydrogen tank used in a fuel cell device including at least one fuel cell unit includes the step of estimating a time when the remaining amount of hydrogen in a hydrogen tank f...
https://drivepatents.com/patents/1397240 · 24 Sep 2025
The present invention relates to a fuel cell membrane humidifier which can actively control the flow rate of exhaust gas flowing from a fuel cell stack according to the output condition of a fuel cell. A fuel cell membrane humidifier according to one embod...
https://drivepatents.com/patents/1399730 · 13 Aug 2025
Provided is a fuel cell system including a fuel cell module including a first fuel cell and a second fuel cell, and an oxidant gas temperature adjustment device for adjusting a temperature of an oxidant gas supplied to the fuel cell module, the first fuel ...
https://drivepatents.com/patents/968823 · 15 Oct 2014
The present application relates to a fuel cell system and a method for driving same, which can produce stable electricity, enhance load following capability, and simultaneously increasing fuel utilization rate and energy efficiency by separately managing a...
https://drivepatents.com/patents/981296 · 4 Dec 2013
The method involves defining reference voltage for a cell when fed with fuel exempt from a polluting agent. A threshold voltage corresponding to a preset operating voltage of the cell is defined. A calibration curve for given operating conditions is define...
https://drivepatents.com/patents/981217 · 4 Dec 2013
Various embodiments of the invention include systems, computer program products, and related methods for managing the purging of a hydrogen-cooled dynamoelectric machine (4). In various embodiments, a system is disclosed including at least one computing de...
https://drivepatents.com/patents/982260 · 6 Nov 2013
A fuel cell system (1) includes: a power generating unit (22) including a cell stack (5) for performing power generation by using hydrogen-containing gas; a housing (21) for accommodating the power generating unit (22); an air introduction path (23) for in...
https://drivepatents.com/patents/989978 · 12 Jun 2013
A fuel cell system having a fuel cell includes a power generation-time gas supplier that supplies hydrogen-containing fuel gas to an anode of the fuel cell and supplies an oxygen-containing oxidizing gas to a cathode of the fuel cell during power generatio...
https://drivepatents.com/patents/993125 · 6 Feb 2013
A fuel cell (100) includes an electrolyte membrane (120), an anode (122) which is disposed on one surface of the electrolyte membrane (120) and includes an anode catalyst layer, a cathode (124) which is disposed on the other surface of the electrolyte memb...
https://drivepatents.com/patents/993097 · 6 Feb 2013
A controller (15) performs a stop operation of stopping electric power generation by a fuel cell (3); then performs an activity recovery operation of stopping the supply of a fuel gas by a fuel gas supply unit (10) to an anode (2a), causing an anode inert ...