213454 ⎘
Fuel cells; Manufacture thereof; Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids during start-up or shut-down; Depolarisation or activation, e.g. purging; Means for short-circuiting defective fuel cells Purging of the reactants
Fuel cell system and method of starting it
#602Fuel system with improved fuel cell shutdown
#603Fuel cell system and start up control method for the fuel cell system
#604System and method for mixing gases in a fuel cell exhaust system
#605Fuel cell system and control method thereof for detecting a chemical short
#606Time-based fuel cell purge method
#607Fuel cell system, method of starting fuel cell system
#608Gas replacement method of fuel cell, fuel cell system and device for fuel cell system
#609Fuel cell system and shutoff method
#610System and method of controlling fuel cell shutdown
#611Compact anode flow shift design for small fuel cell vehicles
#612Anode flowshifting with closed-injector bleeding
#613AIR INDEPENDENT POWER PRODUCTION
#614PURGE SYSTEM FOR FUEL CELL
#615Fuel cell system and method for permitting idle stop in fuel cell system
#616Energy output device and control method of energy output device
#617Method for purging fuel cell system
#618Gas processing device
#619Control assembly for controlling a fuel cell system during shutdown and restart
#620Fuel cell system and control method of fuel cell system
#621Device and method for controlling fuel cell system with vibration amplitude detection
#622System stability improvements tolerating increased nitrogen cross-over
#623Fuel cell system and mobile body
#624Anode effluent control in fuel cell power plant
#625Fuel cell system and method for stopping operation of fuel cell system
#626Electrochemical fuel cell stack with integrated anode exhaust valves
#627Fuel cell separator plate coating
#628Fuel cell system
#629Fuel cell discharge-gas processing device
#630Stop method for fuel cell system and fuel cell system
#631Method of reducing delamination
#632Mitigating fuel cell start up/shut down degradation
#633Fuel cell system and method for operating same
#634Fuel cell system
#635Fuel cell systems
#636Fuel cell system and method for removing residual fuel gas
#637Fuel cell system
#638Fuel cell system and gas control method
#639SORFC power and oxygen generation method and system
#640Fuel cell stacks of alternating polarity membrane electrode assemblies
#641Fuel cell system
#642Method of operating fuel cell
#643Method for regeneration of performance in a fuel cell
#644Method for operating fuel cell
#645Method for regeneration of performance in a fuel cell
#646Fuel cell system and method of controlling the same
#647Electric power generation control system and electric power generation control method for fuel cell
#648Solenoid-operated valve for fuel cells
#649Fuel cell system
#650Fuel cell system and control method thereof
#651Fuel cell system and method of detecting failure in a fuel gas channel of fuel cell system
#652Test station for a fuel cell power module
#653Fuel processing system and method thereof
#654Fuel cell system, gas replacement method for fuel cell system, and device for fuel cell system
#655Fuel cell system and method for operating a fuel cell system
#656Fuel cell system and method of discharging a reaction gas from the fuel cell system
#657Procedure for starting up a fuel cell system having an anode exhaust recycle loop
#658Fuel cell test station gas-purge system and method
#659Fuel cell system method and apparatus
#660Fuel cell system for scavenging signal pressure line for regulator
#661Low voltage compressor operation for a fuel cell power system
#662Hydrogen passivation shut down system for a fuel cell power plant
#663Hydrogen generator and fuel cell system
#664Hydrogen passivation shut down system for a fuel cell power plant
#665Fuel cell system
#666Anode inlet unit for a fuel cell system
#667Fuel cell system
#668Fuel cell system, and failure diagnosing apparatus of the same
#669Method for controlling nitrogen fraction in a fuel cell
#670Fuel cell system
#671Fuel cell system and related method
#672Fuel cell system and shutdown method for a fuel cell system
#673Method of using Hpurge for stack startup/shutdown to improve stack durability
#674Procedures for shutting down fuel cell system by using air purge at low cell temperature
#675Method for cooling oxygen sensitive components
#676Fuel cell system
#677Fuel cell apparatus
#678Fuel cell system
#679Controlling fuel cell fuel purge in response to recycle fuel blower operating conditions
#680Fuel cell system and method of controlling thereof
#681Fuel cell system and purging method therefor
#682Fluid flow pulsing for increased stability in PEM fuel cell
#683Single pump fuel cell system
#684Fuel cell minimum fuel recycle with maximum fuel utilization
#685System and method for optimizing fuel cell purge cycles
#686Fuel cell system and activation system thereof
#687Fuel cell system
#688Fuel cell shutdown with steam purging
#689Fuel cell shutdown and startup using a cathode recycle loop
#690Non-flammable exhaust enabler for hydrogen powered fuel cells
#691Fuel cell system and method of discontinuing same
#692Fuel cell system
#693Hydrogen concentration sensor for an electrochemical fuel cell
#694Fuel cell hybrid pump-ejector fuel recycle system
#695Method of preserving fuel cell membrane electrode assembly
#696Fuel cell stacks of alternating polarity membrane electrode assemblies
#697Fuel cell system and method of controlling a fuel discharging process based on the fuel cell output voltage
#698Fuel cell system and method of scavenging same
#699Starting a fuel cell system using ambient air and a low voltage blower
#700Fuel cell system burp control
#701Solid polymer electrolyte fuel cell system and operation method therefor
#702Methods and apparatuses for managing effluent products in a fuel cell system
#703Parallel stack antifreeze system
#704Preventing fuel starvation of a fuel cell stack
#705Method to startup a fuel cell stack without battery derived compressor power
#706Safe purging of water from fuel cell stacks
#707Procedure for starting up a fuel cell using a fuel purge
#708Fuel cell shutdown and startup purge using a stoichiometric staged combustor
#709Stop method for fuel cell system and fuel cell system
#710Fuel cell system and method for discharging reaction gas from fuel cell
#711Permeable inlet fuel gas distributor for fuel cells
#712Reforming apparatus for fuel cell, fuel cell and operation method of fuel cell
#713Fuel cell system
#714Fuel cell system and related method
#715Fuel cell system
#716Fuel cell power generation system and method for operating the same
#717Residual stack shutdown energy storage and usage for a fuel cell power system
#718Fuel cell system and method for discharging reaction gas from fuel cell
#719Fuel reforming system and fuel cell system having same
#720Fuel cell voltage control
#721Fuel cell system
#722Stop method for fuel cell system
#723Control device of gas sensor
#724Control device used for a gas sensor
#725Fuel cell shutdown and startup using a cathode recycle loop
#726Fuel cell shutdown and startup using a cathode recycle loop
#727Fuel cell system, related method and current measuring device for fuel cell system
#728Method of starting up operation of fuel cell at low temperature
#729Fuel cell system, and operation and program for same
#730Method and apparatus for venting and purging of a fuel cell
#731Hydrogen passivation shut down system for a fuel cell power plant
#732Passive electrode blanketing in a fuel cell
#733Fuel cell power generation system
#734Gas control and operation method of a fuel cell system for water and gas distribution
#735Systems and methods for hydrogen supply valve leak detection
#736Dynamic adjustment of current or power draw for fuel cell applications with enhanced transient capabilities
#737Power management system and method of operating the same
#738Power management system utilizing metastable hydrogen carrier and method of operating the same
#739High temperature air purge of solid oxide fuel cell anode electrodes