About 27 results
https://drivepatents.com/patents/1380969 · 16 Apr 2026
The present disclosure relates to a method of counteracting degradation of a fuel cell system of a vehicle. A processor device is used for performing the method. The processor device estimates standstill average power needs of the vehicle by estimating the...
https://drivepatents.com/patents/1378743 · 26 Feb 2026
A predictive energy management technique for a fuel cell electric vehicle (FCEV) includes determining a state of charge (SOC) profile for a battery system of an electrified powertrain that also includes an electric motor, the SOC profile defining a plurali...
https://drivepatents.com/patents/1378608 · 19 Feb 2026
During some operations, a fuel cell system of a FCEV is operated in a voltage suppression mode when the FCEV is in park and power demand is low to reduce wear of the fuel cell system. However, in the voltage suppression mode, liquid water may accumulate in...
https://drivepatents.com/patents/1378229 · 29 Jan 2026
An overvoltage management system for a fuel cell electric vehicle (FCEV) includes a power sensor configured to measure a power output by a fuel cell system of the FCEV, wherein the fuel cell system is configured to generate electric current for recharging ...
https://drivepatents.com/patents/1377969 · 15 Jan 2026
A state of charge (SOC) control method of controlling the SOC of a fuel cell electric vehicle (FCEV) in response to a change in altitude of the FCEV is provided. The method may include setting a first altitude at a start time of operating the FCEV; determi...
https://drivepatents.com/patents/1393636 · 29 Jan 2025
The invention relates to a computer-implemented method for determining a degradation state of a turbo (20) and/or a humidifier (30) of a fuel cell system (1) for a vehicle (100), the fuel cell system (1) comprising a fuel cell stack (10), in addition to th...
https://drivepatents.com/patents/985898 · 6 Mar 2013
Provided is a voltage detection device for a fuel cell, which is capable of measuring a cell voltage even in a case where fuel is not supplied to a cell. A plurality of cells are classified into five blocks of a first block to a fifth block, and each block...
https://drivepatents.com/patents/1011704 · 22 Jun 2011
The vehicle (1) has an electric motor (2) supplied with electric energy by a rechargeable energy storage (3) that is connected with a methanol fuel cell (4). The fuel cell supplies its electric energy to the energy storage. The fuel cell has a tank (6) pro...
https://drivepatents.com/patents/1070303 · 8 Feb 2006
The present invention describes an energy distribution network for providing hydrogen fuel to a user comprising; energy source means; hydrogen production means to receive the energy from the energy resource means; hydrogen fuel user means to receive hydrog...
https://drivepatents.com/patents/1080833 · 12 Jan 2005
A fuel cell unit (9) supplies power to a traversing gear. The fuel cell unit and a fuel reservoir (10) are designed as a jointly interchangeable device (8). Water is used as fuel. Fuel that is liquid at room temperature like methanol is used to operate the...