A flexible fuel cell power system comprising one or more fuel cell cartridges (which contain fuel cell modules) connected to a fuel cell system is provided. The components of the flexible fuel cell power system may be placed on a shared backbone with flexible joints, and may be made of flexible materials so that the entire system can be worn by a human being.

The present invention relates to an improved metal supported solid oxide fuel cell unit, fuel cell stacks, fuel cell stack assemblies, and methods of manufacture.

The present invention relates to an improved metal supported solid oxide fuel cell unit, fuel cell stacks, fuel cell stack assemblies, and methods of manufacture.

A manufacturing arrangement for a fuel cell stack or at least a unit fuel cell of the fuel cell stack includes at least a pre-arrangement site for arranging a membrane electrode assembly and a bipolar plate in a predefined orientation to each other, wherein the bipolar plate has at least one opening and/or at least one specific contour, and wherein the membrane electrode assembly and the bipolar plate are oriented to each other in such a way that the membrane electrode assembly covers at least one opening in the bipolar plate and/or extends over the bipolar plate in at least one area; wherein the manufacturing arrangement further includes at least one cutting site with a cutting device which is adapted to cut the membrane electrode assembly in a predetermined area so that the membrane electrode assembly has a cut opening, which resembles the at least one opening of the bipolar plate, and/or at least one cut contour, which resembles the at least one contour of the bipolar plate, and/or at least one cut alignment structure for aligning the unit fuel cells in a fuel cell stack, as well as a corresponding manufacturing method.

A manufacturing arrangement for a fuel cell stack or at least a unit fuel cell of the fuel cell stack includes at least a pre-arrangement site for arranging a membrane electrode assembly and a bipolar plate in a predefined orientation to each other, wherein the bipolar plate has at least one opening and/or at least one specific contour, and wherein the membrane electrode assembly and the bipolar plate are oriented to each other in such a way that the membrane electrode assembly covers at least one opening in the bipolar plate and/or extends over the bipolar plate in at least one area; wherein the manufacturing arrangement further includes at least one cutting site with a cutting device which is adapted to cut the membrane electrode assembly in a predetermined area so that the membrane electrode assembly has a cut opening, which resembles the at least one opening of the bipolar plate, and/or at least one cut contour, which resembles the at least one contour of the bipolar plate, and/or at least one cut alignment structure for aligning the unit fuel cells in a fuel cell stack, as well as a corresponding manufacturing method.

A fuel cell system includes a fuel cell module and an oxidant gas temperature adjustment device for adjusting a temperature of an oxidant gas supplied to the fuel cell module. The fuel cell module includes a first fuel cell and a second fuel cell. The first fuel cell is at least configured to reform a fuel gas. The fuel cell system includes a temperature control unit for setting a target temperature of the oxidant gas supplied to the fuel cell module such that a temperature of the first fuel cell and a temperature of the second fuel cell do not exceed a prescribed upper-limit temperature and controlling the oxidant gas temperature adjustment device based on of the target temperature, and the temperature control unit calculates the target temperature.

A fuel cell includes a membrane electrode assembly, a first plate separator and a second plate separator on opposite sides of the membrane electrode assembly and a voltage sensor for detecting a cell voltage relative to opposite sides of the membrane electrode assembly. A transmitter is coupled to the sensor and configured to wirelessly transmit an indication of the cell voltage.

A fuel cell includes a membrane electrode assembly, a first plate separator and a second plate separator on opposite sides of the membrane electrode assembly and a voltage sensor for detecting a cell voltage relative to opposite sides of the membrane electrode assembly. A transmitter is coupled to the sensor and configured to wirelessly transmit an indication of the cell voltage.

A fuel cell stack including a cell stacked body, first and second end units, a cooling medium discharge flow path, and a tube arranged in the cooling medium discharge flow path. The second end unit includes a first end surface facing the cooling medium discharge flow path and a second end surface opposite to the first end surface, a through-hole is formed penetrating the second end unit to communicate with a second opening of the tube on downstream side of the cooling medium discharge flow path, the first and second end units include first and second support portions supporting peripheral portions of the first and second ends of the tube, the second support portion includes a tapered portion formed on an inner peripheral surface of the through-hole, and the tapered portion is formed to gradually narrow toward the second end surface of the second end unit.

A fuel cell stack including a cell stacked body having power generation cells, a guide part protruding from inner wall of a case toward the cell stacked body, a positioning portion provided on an edge portion of the power generation cell to position the power generation cell relative to the case. The positioning portion includes first and second protruding portions from first and second edge portions of the power generation cell, the guide part includes a first guide part provided on one side in a first direction of the first protruding portion and a second guide part on the other side in the first direction of the second protruding portion, and the first and second guide parts include a first and second abutting surface abutting a first and second end surface of the first and second protruding portions.