134 patents
Utility
Integrated Soec Building Block (SBB)
18 Jan 24
A modular electrolyzer system including a power module and a generator module wherein the power module and the generator module are integrated with a hydrogen collection component and a steam delivery component, the hydrogen collection component and the steam delivery component being disposed on a structural base.
Jessica MAHLER, Chad PEARSON, Rueben M. KEMPTON
Filed: 7 Jul 23
Utility
Soec Integration with Ultra Hot Steam
11 Jan 24
Systems, devices, and methods for electrolysis at very large scale (e.g., exceeding 100 megawatts (MW), and at gigawatt (GW) scale having a solid oxide electolyzer cell (SOEC) system including one or more SOEC columns, and one or more heat exchangers, each of the heat exchangers configured to receive input stream that is used to heat respective SOEC columns, wherein each of the heat exchangers is located along respective SOEC columns such that the input steam exiting the heat exchanger is directed towards adjacent SOEC columns.
KR SRIDHAR, David WEINGAERTNER, Carlton COTTULI, Matthias GOTTMANN
Filed: 10 Jul 23
Utility
Fuel Cell System and Method of Operating Thereof at Near One Hundred Percent Fuel Utilization
28 Dec 23
A fuel cell system includes at least one electrochemical pump separator to separate hydrogen and carbon dioxide from a fuel exhaust stream.
David WEINGAERTNER, Greg YOUNG, Vijay SRIVATSAN, Michael PETRUCHA
Filed: 8 Dec 22
Utility
Control Systems and Methods for Minimizing Power Loss Associated with Fuel Cell Systems
28 Dec 23
Embodiments of the present disclosure provide control systems and methods to reduce wastage of energy associated with fuel cell systems.
Vishal Anand Aisur GOPALAKRISHNAN, Ranganathan GURUNATHAN, Badrinarayanan THIRUVENGADASAMY, Subhash DESWAL, Rudrayya S. MATH, Anbarasu DORAI, Pavankumar DIXIT
Filed: 25 Jun 23
Utility
Systems and Methods for Testing a Device As Per Grid Interconnection Standards
28 Dec 23
Embodiments of the present disclosure provide systems and methods for testing a device for grid interconnection standards.
Vishal Anand Aisur GOPALAKRISHNAN, Saravanakumar NARAYANASAMY, Badrinarayanan THIRUVENGADASAMY, Sreekanth VENKATESH, Vishal VARSHNEY, Anbarasu DORAI, Kodali Venkata Narasimha RAO
Filed: 25 Jun 23
Utility
Modular Electrolyzer System
14 Dec 23
A modular electrolyzer system, comprising a plurality of generator modules, each of the plurality of generator modules including a hotbox, and a gas distribution module configured to supply hydrogen to each of the plurality of generator modules.
Christian DACO, Jessica MAHLER, Samuel JUDAY, Ross PARKER, Cory MCCLINTIC, Ryan JOHNSON
Filed: 9 Jan 23
Utility
Centrifugal Blower Including Shrouded Mixed Flow Impeller for Enhanced Cooling
7 Dec 23
A blower includes a motor housing, a volute disposed on an outer surface of the motor housing, a motor shaft extending through the motor housing, a motor disposed in the motor housing and coaxially mounted to the motor shaft, and a mixed flow impeller disposed in the motor housing and coaxially mounted to the motor shaft.
Shuo LI
Filed: 2 Jun 23
Utility
Hydrogen Powered Fuel Cell System Including Condenser and Method of Operating the Same Using Pressure Control
23 Nov 23
A method of operating a fuel cell power system includes providing a fresh hydrogen fuel to power modules that each contain a heater and a stack of fuel cells, providing a fuel exhaust containing hydrogen and water from the stack to a condenser, removing water from the fuel exhaust to generate a recycled fuel containing dewatered hydrogen, and pressurizing and recycling the recycled fuel output from the condenser to the power modules.
Jayakumar KRISHNADASS, David WEINGAERTNER, Harald HERCHEN, Brent CHELDELIN
Filed: 16 May 23
Utility
Membrane Electrode Assembly (Mea) for Proton Exchange Membrane Electrochemical Cell
9 Nov 23
A membrane electrode assembly (MEA) includes an ionically-conductive proton exchange membrane.
Srikanth RANGANATHAN, Vijay RADHAKRISHNAN, Vaibhav NIRGUDE
Filed: 6 Jul 23
Utility
Fuel Cell Power System Including Air Flow Control and Method of Operating Thereof
9 Nov 23
A method of operating power system includes generating compressed air, providing the compressed air and fuel to fuel cell power modules, and providing a cathode exhaust from the power modules to a heat exchanger.
David WEINGAERTNER, Shannon BELL, Natarajan RAMANAN
Filed: 2 May 23
Utility
Combined Fuel Cell and Digestion System and Method of Operating Thereof
19 Oct 23
A system includes a digestion system configured to convert a digestate into a fuel gas, and a fuel cell power system configured to convert the fuel gas into power and heat, and to provide the heat to the digestion system.
David WEINGAERTNER
Filed: 13 Apr 23
Utility
Control of the Solid Oxide Electrolyzer
12 Oct 23
A modular solid oxide electrolyzer cell (SOEC) system including a stack of electrolyzer cells configured to receive steam in combination with hydrogen, and a steam recycle outlet configured to recycle a portion of the steam.
Ali ZARGARI, Ehsan RAOUFAT, Julio LUNA, Alireza SAEEDMANESH
Filed: 17 Jan 23
Utility
Methods and Devices for Preventing Thermally-induced Stress Cracks In Large Footprint Solid Oxide Fuel Cell Columns
28 Sep 23
A method of making an interconnect for an electrochemical cell stack includes providing the interconnect, and creep flattening the interconnect prior to placing the interconnect into the electrochemical cell stack.
Michael GASDA, Sachin PARHAR, Cheng-Yu LIN, Victor FUNG, Amit NAWATHE, Brian THERAULT, Manoj PILLAI
Filed: 9 Nov 22
Utility
Fuel Cell Stack Assembly Including Heat Sink Inserts
28 Sep 23
A fuel cell column includes a plurality of fuel cell stacks, at least one fuel manifold configured to provide fuel to the plurality of fuel cell stacks, and at least one heat sink insert located between adjacent fuel cells of the plurality of fuel cell stacks.
Nilanjana BASU, Michael PETRUCHA
Filed: 4 Nov 22
Utility
Isolation and Serviceability of Independent Generator Module Product Lines In an Electrolysis Stamp
14 Sep 23
An electrolyzer system including a compressor manifold that supplies hydrogen to a gas distribution module, one or more generator modules that receives hydrogen from the gas distribution module and outputs a product gas, wherein each of the generator modules supplies product gas to a product manifold during normal operation or to a vent manifold in the event of a fault.
Joshua MERMELSTEIN, Ryan JOHNSON, Jessica MAHLER
Filed: 10 Mar 23
Utility
Modular Scalability of Soec Stamp and Compression
14 Sep 23
A solid oxide electrolyzer cell (SOEC) system, the system including one or more stamps that receives hydrogen input and outputs wet hydrogen, a heat exchanger or condenser that receives the wet hydrogen, the heat exchanger or condenser being configured to decrease the temperature of the wet hydrogen and remove at least some of the saturated water vapor in the wet hydrogen, a compressor that is configured to increase the pressure of the wet hydrogen, and a dryer that is configured to reduce the dew point of the wet hydrogen.
Joshua MERMELSTEIN
Filed: 10 Mar 23
Utility
Electrolyzer Power Management and Power System Control
7 Sep 23
A power control device for an electrolyzer that is configured to encode power curtailment information as a DC bus voltage level using a DC droop characteristic in first stage and decode the DC bus voltage to power information in a second stage.
Prasad PMSVVSV, Chaitanya MANDELA, Rakesh ROY
Filed: 6 Mar 23
Utility
Electrochemical System and Method of Installing Same Using a Skid
7 Sep 23
An electrochemical system includes fuel cell or electrolyzer modules, and a skid supporting the modules.
Chad PEARSON, Joseph TAVI, Rueben KEMPTON, Charles F. WALTON, JR., Matthew MAHONEY, Nicholas VINCENT, Jordan LARUE, William KENNY, Katherine FELDT, Gururaj B. RAO, Supreetha NLN
Filed: 23 Dec 22
Utility
Electrolyzer Power Conversion
7 Sep 23
A power control device for an electrolyzer that is configured to receive electrical current from a plurality of electrical power sources, rectify alternating current from a first subset of the plurality of electrical power sources, convert direct current from a second subset of the plurality of electrical power sources, provide power from the first subset and the second subset of electrical power sources to an energy bus, and receive, at the electrolyzer, power from the energy bus.
Prasad PMSVVSV, Rakesh ROY, Soma DEPURU
Filed: 6 Mar 23
Utility
Power Source Communication with Downstream Device by Changing Output Voltage on a Power Bus
17 Aug 23
A power generation system includes a power source that is configured to communicate with at least one of a downstream load or a downstream device by changing a voltage on a power bus between the power source and the at least one of the downstream load or the downstream device, while power source provides power on the power bus to the at least one of the downstream load or the downstream device.
Arne BALLANTINE, Prasad PMSVVSV, Rajesh GOPINATH, Ranganathan GURUNATHAN, Robert HARRIS, Marshall WORTH, Chaitanya MANDELA, Vishal Anand GOPALAKRISHNAN
Filed: 21 Apr 23