Patents by Inventor Mogens Mogensen
Mogens Mogensen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20160175768Abstract: The present invention relates to a method for electrochemical reduction of nitrogen oxides and concomitant oxidation of soot, as well as systems useful therefor. Such methods and systems in particular are useful in the context of exhaust gas purification, in particular for diesel engines.Type: ApplicationFiled: August 8, 2014Publication date: June 23, 2016Inventors: Kent Kammer Hansen, Mogens Mogensen, Jing Shao
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Patent number: 9263758Abstract: A reversible SOFC monolithic stack is provided which comprises: 1) a first component which comprises at least one porous metal containing layer (1) with a combined electrolyte and sealing layer on the porous metal containing layer (1); wherein the at least one porous metal containing layer (1) hosts an electrode; 2) a second component comprising at least one porous metal containing layer (1) with a combined interconnect and sealing layer on the porous metal containing layer; wherein the at least one porous metal containing layers hosts an electrode. Further provided is a method for preparing a reversible solid oxide fuel cell stack. The obtained solid oxide fuel cell stack has improved mechanical stability and high electrical performance, while the process for obtaining same is cost effective.Type: GrantFiled: August 31, 2006Date of Patent: February 16, 2016Assignee: Technical University of DenmarkInventors: Peter Halvor Larsen, Anders Smith, Mogens Mogensen, Soeren Linderoth, Peter Vang Hendriksen
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Publication number: 20150308976Abstract: The present invention concerns a novel internal reference electrode as well as a novel sensing electrode for an improved internal reference oxygen sensor and the sensor employing same.Type: ApplicationFiled: April 23, 2013Publication date: October 29, 2015Applicant: TECHNICAL UNIVERSITY OF DENMARKInventors: Qiang Hu, Karin Vels Hansen, Mogens Mogensen
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Patent number: 9077021Abstract: The present invention provides a solid oxide cell comprising a support layer, a first electrode layer, an electrolyte layer, and a second cathode layer, wherein at least one of the electrode layers comprises electrolyte material, a catalyst and agglomerated particles selected from the group consisting of alkali oxides, earth alkali oxides and transition metal oxides.Type: GrantFiled: August 29, 2008Date of Patent: July 7, 2015Assignee: Technical University of DenmarkInventors: Peter Halvor Larsen, Mogens Mogensen, Peter Vang Hendriksen, Søren Linderoth, Ming Chen
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Publication number: 20150056535Abstract: A multi-layer coating for protection of metals and alloys against oxidation at high temperatures is provided. The invention utilizes a multi-layer ceramic coating on metals or alloys for increased oxidation-resistance, comprising at least two layers, wherein the first layer (3) and the second layer (4) both comprise an oxide, and wherein the first layer (3) has a tracer diffusion coefficient for cations Mm+, where M is the scale forming element of the alloy, and the second layer (4) has a tracer diffusion coefficient for oxygen ions O2? satisfying the following formula: ? ln ? ? p ? ( O 2 ) in ln ? ? p ? ( O 2 ) ex ? ( D O + m 2 ? D M ) ? ? ? ln ? ? p ? ( O 2 ) < 5 · 10 - 13 ? cm 2 ? / ? s wherein p(O2)in, p(O2)ex, DM, and DO are as defined herein.Type: ApplicationFiled: September 8, 2014Publication date: February 26, 2015Inventors: Peter Vang Hendriksen, Lars Mikkelsen, Peter Halvor Larsen, Soeren Linderoth, Mogens Mogensen
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Patent number: 8945793Abstract: A ceramic anode structure obtainable by a process comprising the steps of: (a) providing a slurry by dispersing a powder of an electronically conductive phase and by adding a binder to the dispersion, in which said powder is selected from the group consisting of niobium-doped strontium titanate, vanadium-doped strontium titanate, tantalum-doped strontium titanate, and mixtures thereof, (b) sintering the slurry of step (a), (c) providing a precursor solution of ceria, said solution containing a solvent and a surfactant, (d) impregnating the resulting sintered structure of step (b) with the precursor solution of step (c), (e) subjecting the resulting structure of step (d) to calcination, and (f) conducting steps (d)-(e) at least once.Type: GrantFiled: August 27, 2008Date of Patent: February 3, 2015Assignee: Technical University of DenmarkInventors: Peter Blennow, Mogens Mogensen, Kent Kammer Hansen
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Patent number: 8859116Abstract: A multi-layer coating for protection of metals and alloys against oxidation at high temperatures is provided. The invention utilizes a multi-layer ceramic coating on metals or alloys for increased oxidation-resistance, comprising at least two layers, wherein the first layer (3) and the second layer (4) both comprise an oxide, and wherein the first layer (3) has a tracer diffusion coefficient for cations Mm+, where M is the scale forming element of the alloy, and the second layer (4) has a tracer diffusion coefficient for oxygen ions O2? satisfying the following formula: ? ln ? ? p ? ( O 2 ) in ln ? ? p ? ( O 2 ) ex ? ( D O + m 2 ? D M ) ? ? ? ln ? ? p ? ( O 2 ) < 5 · 10 - 13 ? ? cm 2 / s wherein p(O2)in, p(O2)ex, DM and DO are as defined herein.Type: GrantFiled: April 24, 2007Date of Patent: October 14, 2014Assignee: Technical University of DenmarkInventors: Peter Vang Hendriksen, Lars Mikkelsen, Peter Halvor Larsen, Soeren Linderoth, Mogens Mogensen
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Patent number: 8828196Abstract: The present invention provides a solid oxide cell stack, comprising: —at least two cells which each comprise a first electrode layer, an electrolyte layer, a second electrode layer, —gas passage ways, and—sealing components, wherein the sealing components comprise a glass component and a component comprising a metal oxide or metal oxide precursor, and wherein the component comprising the metal oxide or metal oxide precursor is located at least in between the glass component and a gas passage way.Type: GrantFiled: March 20, 2009Date of Patent: September 9, 2014Assignee: Technical University of DenmarkInventors: Nadja Lönnroth, Anne Hauch, Mogens Mogensen, Ming Chen
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Patent number: 8802321Abstract: The present invention provides a graded multilayer structure, comprising a support layer (1) and at least 10 layers (2, 3) forming a graded layer, wherein each of the at least 10 layers (2, 3) is at least partially in contact with the support layer (1), wherein the at least 10 layers (2, 3) differ from each other in at least one property selected from layer composition, porosity and conductivity, and wherein the at least 10 layers (2, 3) are arranged such that the layer composition, porosity and/or conductivity horizontally to the support layer (1) forms a gradient over the total layer area.Type: GrantFiled: August 14, 2008Date of Patent: August 12, 2014Assignee: Technical University of DenmarkInventors: Peter Halvor Larsen, Peter Vang Hendriksen, Soren Linderoth, Mogens Mogensen
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Patent number: 8500842Abstract: A cermet anode structure obtainable by a process comprising the steps of: (a) providing a slurry by dispersing a powder of an electronically conductive phase and by adding a binder to the dispersion, in which said electronically conductive phase comprises a FeCrMx alloy, wherein Mx is selected from the group consisting of Ni, Ti, Nb, Ce, Mn, Mo, W, Co, La, Y, Al, and mixtures thereof, (b) forming a metallic support of said slurry of the electronically conductive phase, (c) providing a precursor solution of ceria, said solution containing a solvent and a surfactant, (d) impregnating the structure of step (b) with the precursor solution of step (c), (e) subjecting the resulting structure of step (d) to calcination, and (f) conducting steps (d)-(e) at least once.Type: GrantFiled: August 27, 2008Date of Patent: August 6, 2013Assignee: Technical University of DenmarkInventors: Peter Blennow, Mogens Mogensen
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Patent number: 8460432Abstract: The present invention provides a membrane, comprising a porous support layer a gas tight electronically and ionically conducting membrane layer and a catalyst layer, characterized in that the electronically and ionically conducting membrane layer is formed from a material having a crystallite structure with a crystal size of about 1 to 100 nm, and a method for producing same.Type: GrantFiled: August 29, 2008Date of Patent: June 11, 2013Assignee: Technical University of DenmarkInventors: Peter Vang Hendriksen, Mogens Mogensen, Wei Guo Wang, Bjarke Thomas Dalslet
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Publication number: 20130025292Abstract: A reversible SOFC monolithic stack is provided which comprises: 1) a first component which comprises at least one porous metal containing layer (1) with a combined electrolyte and sealing layer on the porous metal containing layer (1); wherein the at least one porous metal containing layer (1) hosts an electrode; 2) a second component comprising at least one porous metal containing layer (1) with a combined interconnect and sealing layer on the porous metal containing layer; wherein the at least one porous metal containing layers hosts an electrode. Further provided is a method for preparing a reversible solid oxide fuel cell stack. The obtained solid oxide fuel cell stack has improved mechanical stability and high electrical performance, while the process for obtaining same is cost effective.Type: ApplicationFiled: July 27, 2012Publication date: January 31, 2013Applicant: TECHNICAL UNIVERSITY OF DENMARKInventors: Peter Halvor Larsen, Anders Smith, Mogens Mogensen, Soeren Linderoth, Peter Vang Hendriksen
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Patent number: 8343685Abstract: The present invention relates to composite material suitable for use as an electrode material in a solid oxide cell, said composite material consist of at least two non-miscible mixed ionic and electronic conductors. Further provided is a composite material suitable for use as an electrode material in a solid oxide cell, said composite material being based on (Gd1-xSrx)1-sFe1-yCoyO3-? or (Ln1-xSrx)1-sFe1-yCioyO3-?1 (s equal to 0.05 or larger) wherein Ln is a lanthanide element, Sc or Y, said composite material comprising at least two phases which are non-miscible, said composite material being obtainable by the glycine nitrate combustion method. Said composite material may be used for proving an electrode material in the form of at least a two-phase system showing a very low area specific resistance of around 0.1 ?cm2 at around 600° C.Type: GrantFiled: January 25, 2008Date of Patent: January 1, 2013Assignee: Technical University of DenmarkInventors: Kent Kammer Hansen, Martin Søgaard, Mogens Mogensen
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Patent number: 8252478Abstract: The present invention provides a method of producing a solid oxide fuel cell, comprising the steps of: forming an anode support layer; applying an anode layer on the anode support layer; applying an electrolyte layer on the anode layer; and sintering the obtained structure; wherein the anode support layer and/or the anode layer comprises a composition comprising doped zirconia, doped ceria and/or a metal oxide with an oxygen ion or proton conductivity, NiO and at least one oxide selected from the group consisting of Al2O3, TiO2, Cr2O3, Sc2O3, VOx, TaOx, MnOx, NbOx, CaO, Bi2O3, LnOx, MgCr2O4, MgTiO3, CaAl2O4, LaAlO3, YbCrO3, ErCrO4, NiTiO3, NiCr2O4, and mixtures thereof. According to the invention, a combination of nickel coarsening prevention due to specific Ni-particle growth inhibitors, and, at the same time, a strengthening of the ceramic structure of the anode support layer and/or the anode layer is achieved.Type: GrantFiled: January 31, 2006Date of Patent: August 28, 2012Assignee: Technical University of DenmarkInventors: Peter Halvor Larsen, Charissa Chung, Mogens Mogensen
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Publication number: 20120037499Abstract: The present invention provides a composite oxygen electrode, comprising—a porous backbone structure comprising two separate but percolating phases, the first phase being an electronic conducting phase, the second phase being an oxide ion conducting phase; and—an electrocatalytic layer on the surface of said backbone structure, wherein said electrocatalytic layer comprises first and second nanoparticles, wherein the first and second particles are randomly distributed throughout said layer, wherein the first nanoparticles are electrocatalytic active nanoparticles, and wherein the second nanoparticles are formed from an ion conducting material.Type: ApplicationFiled: April 23, 2010Publication date: February 16, 2012Inventors: Mogens Mogensen, Per Hjalmarsson, Marie Wandel
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Publication number: 20110198216Abstract: The present invention provides a solid oxide cell comprising a support layer, a first electrode layer, an electrolyte layer, and a second cathode layer, wherein at least one of the electrode layers comprises electrolyte material, a catalyst and agglomerated particles selected from the group consisting of alkali oxides, earth alkali oxides and transition metal oxides.Type: ApplicationFiled: August 29, 2008Publication date: August 18, 2011Applicant: TECHNICAL UNIVERSITY OF DENMARKInventors: Peter Halvor Larsen, Mogens Mogensen, Peter Vang Hendriksen, Søren Linderoth, Ming Chen
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Publication number: 20110132772Abstract: The present invention provides a membrane, comprising a porous support layer a gas tight electronically and ionically conducting membrane layer and a catalyst layer, characterized in that the electronically and ionically conducting membrane layer is formed from a material having a crystallite structure with a crystal size of about 1 to 100 nm, and a method for producing same.Type: ApplicationFiled: August 29, 2008Publication date: June 9, 2011Applicant: TECHNICAL UNIVERSITY OF DENMARKInventors: Peter Vang Hendriksen, Mogens Mogensen, Wei Guo Wang, Bjarke Thomas Dalslet
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Publication number: 20110100805Abstract: The present invention provides a solid oxide cell stack, comprising: —at least two cells which each comprise a first electrode layer (1), an electrolyte layer (2), a second electrode layer (3), —gas passage ways, and —sealing components (4), wherein the sealing components (4) comprise a glass component (4a) and a component comprising a metal oxide or metal oxide precursor (4b), and wherein the component comprising the metal oxide or metal oxide precursor (4b) is located at least in between the glass component (4a) and a gas passage way.Type: ApplicationFiled: March 20, 2009Publication date: May 5, 2011Applicant: TECHNICAL UNIVERSITY OF DENMARKInventors: Nadja Lönnroth, Anne Hauch, Mogens Mogensen, Ming Chen
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Publication number: 20100112407Abstract: The present invention relates to composite material suitable for use as an electrode material in a solid oxide cell, said composite material consist of at least two non-miscible mixed ionic and electronic conductors. Further provided is a composite material suitable for use as an electrode material in a solid oxide cell, said composite material being based on (Gd1-xSrx)1-sFe1-yCoyO3-? or (Ln1-xSrx)1-sFe1-yCioyO3-?(s equal to 0.05 or larger) wherein Ln is a lanthanide element, Sc or Y, said composite material comprising at least two phases which are non-miscible, said composite material being obtainable by the glycine nitrate combustion method. Said composite material may be used for proving an electrode material in the form of at least a two-phase system showing a very low area specific resistance of around 0.1 ?cm2 at around 600° C.Type: ApplicationFiled: January 25, 2008Publication date: May 6, 2010Applicant: TECHNICAL UNIVERSITY OF DENMARKInventors: Kent Kammer Hansen, Martin Sogaard, Mogens Mogensen
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Publication number: 20100015473Abstract: A multi-layer coating for protection of metals and alloys against oxidation at high temperatures in general is provided. The invention utilizes a multi-layer ceramic coating on metals or alloys for increased oxidation-resistance, comprising at least two layers, wherein the first layer (3) which faces the metal containing surface and the second layer facing the surrounding atmosphere (4) both comprise an oxide, and wherein the first layer (3) has a tracer diffusion coefficient for cations Mm+, where M is the scale forming element of the alloy, and the second layer (4) has a tracer diffusion coefficient for oxygen ions O2? satisfying the following formula: wherein p(O2)m is the oxygen partial pressure in equilibrium between the metallic sub-strate and MaOb, p(O2)ex is the oxygen partial pressure in the reaction atmosphere, DM is the tracer diffusion coefficient of the metal cations Mm+ in the first layer (3), and Do is O tracer diffusion coefficient in the second layer (4).Type: ApplicationFiled: April 24, 2007Publication date: January 21, 2010Applicant: TECHNICAL UNIVERSITY OF DENMARKInventors: Peter Vang Hendriksen, Lars Mikkelsen, Peter Halvor Larsen, Soeren Linderoth, Mogens Mogensen