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 falls to a first threshold value or below…
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 base load and a load following of a fuel…
In some examples, solid oxide fuel cell system comprising a solid oxide fuel cell including an anode, an anode conductor layer, a cathode, a cathode conductor layer, and electrolyte, wherein the anode and the anode conductor layer each comprise nickel; and a sacrificial nickel source separate from…
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 device (104) configured to perform the…
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 defined, where the curve allows a parameter…
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 introducing air to be supplied to a cathode…
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 generation of the fuel cell. The fuel cell system…
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 membrane (120) and includes a cathode catalyst…
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 gas supply unit (13) to supply an inert gas…
A redox flow battery (RF battery) having a high electromotive force and capable of suppressing generation of a precipitation, and a method of operating the redox flow battery are provided. In an RF battery 100, a positive electrode electrolyte and a negative electrode electrolyte are supplied to a…
A fuel cell power generation system 100 including: a measurement section 109 configured to measure an accumulated energized period; a calendar section 104 configured to specify a time and a date; a memory 106 having stored therein a matrix in which time-of-year segments which are defined by…
A redox flow battery (1) in which a positive electrode electrolyte stored in a positive electrode tank (106) and a negative electrode electrolyte stored in a negative electrode tank (107) are supplied to a battery element (100) to charge and discharge the battery is provided, the positive electrode…
A fuel cell system can be initiated in shorter time while minimizing the deterioration of a fuel cell. The fuel cell system comprising a fuel cell stack comprising a plurality of laminated cells, each of the laminated cells including an electrolyte membrane interposed between a fuel electrode…
A fuel cell device having improved durability. A fuel cell device is provided with: a cell stack (1) contained within a storage container (23); an oxygen-containing gas from the outside of the storage container (23) to the fuel cells within the storage container (23); a supply power regulation…
Provided is a fuel cell device improved for operating conditions during a partial load operation. The fuel cell device comprises a cell stack formed by electrically connecting fuel cells for generating power by fuel gas and oxygen-containing gas; a fuel gas supply unit for supplying the fuel gas to…
A fuel supply connectable to a fuel cell is disclosed. The fuel supply comprises an outer casing having a smooth inner surface, and an inner fuel container containing a fuel for the fuel cell and having a smooth outer surface, wherein the inner fuel container when substantially fully inflated comes…
A fuel cell system of the present invention is a fuel cell system including a fuel cell (101) and includes a medium circulation passage (71), a heat medium tank (102), a first circulator (105), a recovered water tank (104), a water circulation passage (72), a second circulator (108), a water…
Fuel cartridges for fuel cells are disclosed. One fuel cartridge includes an outer casing, an inner liner containing fuel, and a valve component adapted to transport fuel from the fuel supply to a fuel cell. The outer casing and the inner liner are made by blow molding and as the fuel is…
[Problem] Provided is a fuel cell module and a fuel cell device of which power generation efficiency is improved. [0002] [Solution] A fuel cell device includes a fuel cell module (M) including a housing and a fuel cell stack (1) which is composed of a plurality of fuel cells and is inside the…
A power unit, a fuel cartridge, and a fuel cell system having the power unit and the fuel cartridge. The power unit includes a coupling unit to couple with the fuel cartridge. The coupling unit includes a nozzle that receives fuel supplied from the fuel cartridge, a selection key to selectively…
The present invention is directed to a fuel cell system with various features for optimal operations of an electronic device. The fuel cell system includes a fuel cartridge with a fuel reservoir containing fuel and a membrane electrode assembly (MEA) or a stack. The fuel cartridge is selectively…
The disclosure is directed at a method and apparatus for controlling fuel cell operating characteristics. In certain situations, the operating efficiency of fuel cells is degraded to external conditions. Providing a method and apparatus to control operating conditions for the fuel cell assists in…
A redox flow battery having a high electromotive force and capable of suppressing generation of a precipitation is provided. In a redox flow battery 100, a positive electrode electrolyte and a negative electrode electrolyte are supplied to a battery cell including a positive electrode 104, a…
A power unit, a fuel cartridge, and a fuel cell system having the power unit and the fuel cartridge. The power unit includes a coupling unit to couple with the fuel cartridge. The coupling unit includes a nozzle that receives fuel supplied from the fuel cartridge, a selection key to selectively…
Disclosed is an MCFC power generation system and a method for operating the same enabling significant reduction of CO 2 emission or substantially zero CO 2 emission by minimizing the equipment added to a general power generation facility to a minimum, enabling both high power generation efficiency…
A fuel cell system according to the present invention is characterized by comprising a measurement unit which measures an impedance of a fuel cell in a predetermined frequency region, and a regulation unit which regulates an amount of a gas to be supplied to the fuel cell based on a measured value…
The deterioration of the catalyst can occur during prolonged storage, occasionally causing the deterioration of the durability of the fuel cell. There are provided a stack 38 which generates electric power from a fuel gas and an oxidizing agent, a fuel gas pipe 37 and an on-off valve 49 as fuel gas…
The present invention provides a fuel cell optimum operating point tracking system capable of ensuring optimum operation of a fuel cell, by detecting the optimum operation voltage of the fuel cell taking not only temperature dependence of the output characteristics thereof, but also chemical…
A fuel cell electrical power generation system (1) is provided which is made up of components including a desulfurizer (3), a prereformer (5), an internal reforming type solid electrolyte fuel cell (7) etc. The fuel cell (7) is made up of components including an air electrode (31), an electrolyte…
If an input voltage to an output control device is above a lower limit value, the output control device operates in a constant voltage control mode for maintaining an output voltage to a substantially constant voltage. If the input voltage of the output control device falls below the lower limit…