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公开(公告)号:US12233392B2
公开(公告)日:2025-02-25
申请号:US17717907
申请日:2022-04-11
Applicant: Precision Combustion, Inc.
Inventor: Jeffrey G Weissman
IPC: B01J12/00 , B01J19/00 , B01J19/12 , B01J19/24 , B01J20/28 , B01J20/34 , C07C1/04 , F24S20/20 , F24S70/10
Abstract: A solar reactor useful in reaction processes, more particularly, useful in endothermic reaction processes, such as a catalyzed process or an adsorption-desorption process. The reactor comprises a reaction pathway defined by an exterior wall and an interior wall, the exterior wall comprising a solar radiation receiver capable of converting solar radiation into heat and transmitting the heat to the reaction pathway. The reaction pathway has disposed therein, in alternating fashion, a plurality of reactive elements comprised of a catalyst or a sorbent and a plurality of heat transfer elements.
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公开(公告)号:US11973249B2
公开(公告)日:2024-04-30
申请号:US17285542
申请日:2019-11-04
Applicant: PRECISION COMBUSTION, INC.
Inventor: Subir Roychoudhury , Timothy LaBreche , Saurabh Vilekar , Chunming Qi
IPC: H01M8/04111 , H01M8/04014 , H01M8/04119 , H01M8/0612 , H01M8/12
CPC classification number: H01M8/0618 , H01M8/04022 , H01M8/04111 , H01M8/04156 , H01M2008/1293
Abstract: An integrated power generation system including: a hotbox containing a steam reformer and at least one solid oxide fuel cell (SOFC) stack; a condenser, a combustor, a heater, and a turbomachine comprising a compressor and an expander. The steam reformer is configured to convert a hydrocarbon fuel and steam into a stack fuel. The SOFC stack is configured to convert the stack fuel into a first anode waste gas. The condenser functions to remove water from the first anode waste gas, thereby producing a second anode waste gas of higher fuel energy density. The combustor burns the second anode waste gas with release of exothermic heat. The heater thermally transmits heat from an expanded combustion product to water collected in the condenser, so as to generate steam. A steam line fluidly connects the heater to the steam reformer.
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公开(公告)号:US20240052506A1
公开(公告)日:2024-02-15
申请号:US18547195
申请日:2022-03-04
Applicant: Precision Combustion, Inc.
Inventor: Toshio Suzuki , Christian Junaedi , Subir Roychoudhury
IPC: C25B11/069 , C25B9/23 , C25B11/031 , C25B11/052 , H01M4/88 , H01M8/1226 , H01M8/1253 , H01M4/90 , H01M4/86 , H01M8/0245 , H01M8/0232 , H01M8/0236
CPC classification number: C25B11/069 , C25B9/23 , C25B11/031 , C25B11/052 , H01M4/8803 , H01M8/1226 , H01M8/1253 , H01M4/9033 , H01M4/8621 , H01M8/0245 , H01M8/0232 , H01M8/0236 , H01M2008/1293
Abstract: A metal substrate for use in a metal-supported electrochemical cell is disclosed, the substrate containing a porous metal support comprising a first metal, such as a ferritic alloy, having applied on one side thereon a barrier layer comprising a bimodal distribution of micron-sized grains of a second metal, for example, nickel, and submicron-sized grains of a metal oxide, for example, gadolinium-doped ceria. A method of fabricating the metal substrate is disclosed. A metal-supported electrode and a metal-supported electrochemical cell are fabricated with the metal substrate.
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公开(公告)号:US20230051172A1
公开(公告)日:2023-02-16
申请号:US17889992
申请日:2022-08-17
Applicant: PRECISION COMBUSTION, INC.
Inventor: Toshio Suzuki , Timothy LaBreche , Christian Junaedi , Subir Roychoudhury , Hongpeng He
IPC: H01M8/0245 , H01M8/0232 , H01M8/0236 , H01M8/0243 , H01M4/86 , H01M4/90 , H01M8/1253 , H01M8/1226
Abstract: A clad porous metal substrate for use in a metal-supported electrochemical cell, wherein a metal support layer of defined porosity is clad on top and bottom sides with a layer containing a metal and/or a metal oxide. A metal-supported electrochemical half-cell and a metal-supported electrochemical cell are also described.
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公开(公告)号:US11581553B2
公开(公告)日:2023-02-14
申请号:US17193054
申请日:2021-03-05
Applicant: PRECISION COMBUSTION, INC.
Inventor: Christian Junaedi , Subir Roychoudhury , Kyle Hawley , Saurabh Vilekar
IPC: H01M8/04007 , C25B15/02 , C25B15/08 , H01M8/0612 , H01M8/12 , H01M8/18 , C25B1/00 , H01M8/2483 , H01M8/0258 , H01M8/2425 , C25B1/04 , C25B9/19 , C25B9/70 , C25B9/77 , C25B11/00
Abstract: An individual solid oxide cell (SOC) constructed of a sandwich configuration including in the following order: an oxygen electrode, a solid oxide electrolyte, a fuel electrode, a fuel manifold, and at least one layer of mesh. In one embodiment, the mesh supports a reforming catalyst resulting in a solid oxide fuel cell (SOFC) having a reformer embedded therein. The reformer-modified SOFC functions internally to steam reform or partially oxidize a gaseous hydrocarbon, e.g. methane, to a gaseous reformate of hydrogen and carbon monoxide, which is converted in the SOC to water, carbon dioxide, or a mixture thereof, and an electrical current. In another embodiment, an electrical insulator is disposed between the fuel manifold and the mesh resulting in a solid oxide electrolysis cell (SOEC), which functions to electrolyze water and/or carbon dioxide.
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公开(公告)号:US11476484B1
公开(公告)日:2022-10-18
申请号:US16672663
申请日:2019-11-04
Applicant: PRECISION COMBUSTION, INC.
Inventor: Subir Roychoudhury , Timothy LaBreche , Saurabh Vilekar , Francesco Macri
IPC: H01M8/0612 , H01M8/1246 , H01M8/04007 , H01M8/2475 , H01M8/04014 , B01J19/00 , B01J23/74 , H01M8/12
Abstract: A thermally integrated hotbox apparatus combining a steam reformer, a plurality of solid oxide fuel cell (SOFC) stacks, a plurality of oxidant manifolds, and at least one heat extractor. The steam reformer occupies a central position in the hotbox, around which are disposed in spaced-apart relation a plurality of SOFC stacks. A burner may be associated with the steam reformer, either within or outside the hotbox. An oxidant manifold is disposed between each pair of adjacent SOFC stacks. A heat exchanger is incorporated between an SOFC stack and an oxygen manifold. The hotbox design optimally captures thermal heat from the SOFC stacks for use in producing steam and operating the endothermic steam reformer. The apparatus reduces duty cycle of the burner, which produces heat and steam needed for operation of the endothermic steam reformer.
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公开(公告)号:US11454602B2
公开(公告)日:2022-09-27
申请号:US16855052
申请日:2020-04-22
Applicant: PRECISION COMBUSTION, INC.
Inventor: Christian Junaedi , Subir Roychoudhury
Abstract: A portable, compact, real-time and accurate sensor and method for deriving a physicochemical property of a liquid fuel, such as cetane number, carbon content, carbon/hydrogen (C/H) atomic ratio, or heating value (net heat of combustion). The sensor comprises a constant-volume ignition chamber equipped for measuring ignition delay and magnitude of a peak rise in pressure or temperature following dispensation of a liquid fuel into the chamber. The sensor utilizes air at atmospheric pressure and microliter quantities of fuel. The sensor can be implemented in real-time refinery operations for blending diesel fuels that meet government mandated cetane number standards as well as in applications for standardizing jet, biodiesel, and synthetic fuels, which presently are not classified by any physicochemical property.
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公开(公告)号:US10760394B2
公开(公告)日:2020-09-01
申请号:US16206059
申请日:2018-11-30
Applicant: PRECISION COMBUSTION, INC. , GENERAL ENERGY RECOVERY, INC.
Inventor: Benjamin Baird , Sandeep Alavandi , J. Kevin Burns , Bruce Crowder , Brian Kay , Richard Mastanduno , Curtis Morgan , Chester Ledlie Sandberg
IPC: E21B43/243 , E21B36/02 , E21B43/24
Abstract: A system and method of producing oil is provided. The system includes a support module that provides air, water and fuel to a well. A steam generator is fluidly coupled to the support module to receive the air, water and fuel. The steam generator includes an injector having a plurality of tubes. The tubes have an outer surface with an oxidation catalyst thereon. The steam generator is configured to divide the supplied air and direct a first portion through the tubes. A second portion of the supplied air is mixed with supplied fuel and directed over the outside of the tubes. The air and fuel is burned in a combustor and water is sprayed on the combustion gases to produce steam. The steam and combustion gases are directed in the direction of the oil reservoir.
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公开(公告)号:US20150198025A1
公开(公告)日:2015-07-16
申请号:US14594467
申请日:2015-01-12
Applicant: PRECISION COMBUSTION, INC.
Inventor: Benjamin Baird , Sandeep Alavandi , J. Kevin Burns , Bruce Crowder , Brian Kay , Richard Mastanduno , Curtis Morgan , Chester Ledlie Sandberg
IPC: E21B43/243 , E21B36/00
CPC classification number: E21B43/243 , E21B36/02 , E21B43/2408
Abstract: A system and method of producing oil is provided. The system includes a support module that provides air, water and fuel to a well. A steam generator is fluidly coupled to the support module to receive the air, water and fuel. The steam generator includes an injector having a plurality of tubes. The tubes have an outer surface with an oxidation catalyst thereon. The steam generator is configured to divide the supplied air and direct a first portion through the tubes. A second portion of the supplied air is mixed with supplied fuel and directed over the outside of the tubes. The air and fuel is burned in a combustor and water is sprayed on the combustion gases to produce steam. The steam and combustion gases are directed in the direction of the oil reservoir.
Abstract translation: 提供了一种生产油的系统和方法。 该系统包括向井提供空气,水和燃料的支撑模块。 蒸汽发生器流体地联接到支撑模块以接收空气,水和燃料。 蒸汽发生器包括具有多个管的喷射器。 管具有其上具有氧化催化剂的外表面。 蒸汽发生器构造成分配供应的空气并且引导通过管的第一部分。 供应的空气的第二部分与供应的燃料混合并且被引导到管的外部。 空气和燃料在燃烧器中燃烧,并且水被喷洒在燃烧气体上以产生蒸汽。 蒸汽和燃烧气体沿储油器的方向被引导。
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公开(公告)号:US20240055640A1
公开(公告)日:2024-02-15
申请号:US18547203
申请日:2022-03-04
Applicant: Precision Combustion, Inc.
Inventor: Toshio Suzuki , Timothy LaBreche , Christian Junaedi , Subir Roychoudhury
IPC: H01M8/1226 , H01M8/1286 , H01M8/0273 , H01M8/0258 , H01M8/2425 , C25B9/19 , C25B13/07 , B41M5/00 , B22F3/10 , B22F3/14 , B22F7/00
CPC classification number: H01M8/1226 , H01M8/1286 , H01M8/0273 , H01M8/0258 , H01M8/2425 , C25B9/19 , C25B13/07 , B41M5/0058 , B22F3/1007 , B22F3/14 , B22F7/004 , H01M2008/1293
Abstract: This invention pertains to a reinforced porous metal substrate that finds utility in a backbone-structured metal-supported electrochemical cell and to methods of fabricating the reinforced porous metal substrate. In another aspect, this invention pertains to a backbone-structured metal-supported electrochemical cell repeat unit constructed by weld sealing or diffusion bonding the reinforced porous metal substrate to a metal frame. In another aspect, this invention pertains to an electrochemical cell and stack.
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