Patent application number | Description | Published |
20110053027 | Multi-Stream Heat Exchanger for a Fuel Cell System - A multi-stream heat exchanger includes at least one air preheater section, at least one cathode recuperator section, and at least one anode recuperator section, wherein each section is a plate type heat exchanger having two major surfaces and a plurality of edge surfaces, a plurality of risers through at least some of the plates, and a plurality of flow paths located between plates. The cathode recuperator section is located adjacent to a first edge surface of the anode recuperator, and the air preheater section is located adjacent to a second edge surface of the anode recuperator section. | 03-03-2011 |
20110076585 | Fuel Cell Stack Compression Devices and Methods - A ceramic baffle is configured to place a load on a stack of electrochemical cells and direct a reactant feed flow stream to the stack. | 03-31-2011 |
20120196194 | SOFC Hot Box Components - Various hot box fuel cell system components are provided, such as heat exchangers, steam generator and other components. | 08-02-2012 |
20120196195 | SOFC Hot Box Components - Various hot box fuel cell system components are provided, such as heat exchangers, steam generator and other components. | 08-02-2012 |
20120202130 | SOFC Hot Box Components - Various hot box fuel cell system components are provided, such as heat exchangers, steam generator and other components. | 08-09-2012 |
20130011757 | Fuel Cell System Containing Anode Tail Gas Oxidizer and Hybrid Heat Exchanger/Reformer - A fuel cell system includes at least one fuel cell stack, a fuel inlet conduit, and a fuel heat exchanger containing a fuel reformation catalyst. The fuel heat exchanger is connected to the fuel inlet conduit and to at least one fuel cell system exhaust conduit which in operation provides a high temperature exhaust stream to the fuel heat exchanger. The fuel heat exchanger is thermally integrated with an anode tail gas oxidizer (ATO) exhaust conduit such that in operation an ATO exhaust stream in the ATO exhaust conduit heats a fuel inlet stream passing through the heat exchanger. | 01-10-2013 |
20130224618 | MULTI-STREAM HEAT EXCHANGER FOR A FUEL CELL SYSTEM - A multi-stream heat exchanger includes at least one air preheater section, at least one cathode recuperator section, and at least one anode recuperator section, wherein each section is a plate type heat exchanger having two major surfaces and a plurality of edge surfaces, a plurality of risers through at least some of the plates, and a plurality of flow paths located between plates. The cathode recuperator section is located adjacent to a first edge surface of the anode recuperator, and the air preheater section is located adjacent to a second edge surface of the anode recuperator section. | 08-29-2013 |
20140057188 | FUEL CELL SYSTEM CONTAINING ANODE TAIL GAS OXIDIZER AND HYBRID HEAT EXCHANGER / REFORMER - A fuel cell system includes at least one fuel cell stack, a fuel inlet conduit, and a fuel heat exchanger containing a fuel reformation catalyst. The fuel heat exchanger is connected to the fuel inlet conduit and to at least one fuel cell system exhaust conduit which in operation provides a high temperature exhaust stream to the fuel heat exchanger. The fuel heat exchanger is thermally integrated with an anode tail gas oxidizer (ATO) exhaust conduit such that in operation an ATO exhaust stream in the ATO exhaust conduit heats a fuel inlet stream passing through the heat exchanger. | 02-27-2014 |
20140087286 | Systems and Methods for Bypassing Fuel Cells - Embodiment methods for bypassing a fuel cell in a fuel cell stack include identifying a fuel cell to bypass and connecting a conductive bypass to the fuel cell stack such that the bypass electrically connects a first interconnect in the fuel cell stack and a second interconnect in the fuel cell stack and electrically bypasses the identified fuel cell. Further embodiment methods include applying a conductive sealing material to the fuel cell stack such that the conductive sealing material seals a cathode inlet or outlet of the identified fuel cell and such that the conductive sealing material electrically bypasses the identified fuel cell. | 03-27-2014 |
20140162162 | Fuel Cell System Hot Box Insulation - A method of insulating a base portion of a fuel cell system including pouring an insulation that can be poured to fill at least 30 volume % of a base portion cavity of the fuel cell system housing through an opening in a sidewall of the housing. The base portion cavity of the housing is located between a bottom wall of the housing and a stack support base plate located in the housing. The stack support base plate supports one or more columns of fuel cell stacks. | 06-12-2014 |
20140178786 | SOFC HOT BOX COMPONENTS - Various hot box fuel cell system components are provided, such as heat exchangers, steam generator and other components. | 06-26-2014 |
20140242492 | Fuel Cell Stack Compression Devices and Methods - A spring compression assembly is configured to apply a load to a stack of electrochemical cells. The assembly includes a ceramic leaf spring, a tensioner configured to apply pressure to a first side of the spring and a bottom plate located on a second side of the spring opposite the first side of the spring. The bottom plate is configured to transfer a load from the spring to the stack of electrochemical cells. | 08-28-2014 |