Patents by Inventor Harald Lande
Harald Lande 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).
-
Publication number: 20230193492Abstract: A method of protecting a nonoperational CO2 electrolysis stack from corrosion, includes: at least partly emptying an electrolyte from parts of a first electrolysis cell and/or of a first feed and/or of a first drain and/or of an overall feed which is connected to the first feed and the second feed and is designed to provide an inlet for the first feed and the second feed and/or of an overall drain which is connected to the first drain and the second drain and is designed to provide an outlet for the first drain and the second drain. The electrolyte which is removed by the at least partial emptying is exchanged for an inert gas or a mixture including an inert gas and liquid droplets present therein, wherein the inert gas is CO2.Type: ApplicationFiled: April 23, 2021Publication date: June 22, 2023Applicant: Siemens Energy Global GmbH & Co. KGInventors: Ralf Krause, Harald Landes, Erhard Magori
-
Patent number: 11193213Abstract: Various embodiments may include an electrolyzer for electrochemical utilization of carbon dioxide comprising: electrolysis cell defining an anode space and a cathode space; an anode in the anode space; a cathode in the cathode space; a first cation-permeable membrane disposed between the anode space and the cathode space; and a second anion-selective membrane disposed between the first cation-permeable membrane and the cathode. The anode directly adjoins the first cation-permeable membrane. The second anion-selective membrane directly adjoins the first cation-permeable membrane and the second anion-selective membrane directly adjoins the cathode.Type: GrantFiled: May 8, 2017Date of Patent: December 7, 2021Assignee: SIEMENS ENERGY GLOBAL GMBH & CO. KGInventors: Elvira María Fernández Sanchis, Marc Hanebuth, Harald Landes
-
Publication number: 20210002776Abstract: A gas diffusion electrode having at least two layers, of which a first layer has an electrically conductive fabric, which is embedded at least in part in a hydrophobically acting polymer matrix, and a second layer has an open porosity which has catalytically acting particles and has a thickness between 1 ?m and 50 ?m.Type: ApplicationFiled: March 8, 2019Publication date: January 7, 2021Applicant: Siemens AktiengesellschaftInventors: Harald Landes, Christian Reller
-
Publication number: 20200325587Abstract: Various embodiments may include an electrolyzer for electrochemical utilization of carbon dioxide comprising: electrolysis cell defining an anode space and a cathode space; an anode in the anode space; a cathode in the cathode space; a first cation-permeable membrane disposed between the anode space and the cathode space; and a second anion-selective membrane disposed between the first cation-permeable membrane and the cathode. The anode directly adjoins the first cation-permeable membrane. The second anion-selective membrane directly adjoins the first cation-permeable membrane and the second anion-selective membrane directly adjoins the cathode.Type: ApplicationFiled: May 8, 2017Publication date: October 15, 2020Applicant: Siemens AktiengesellschaftInventors: Elvira María Fernández Sanchis, Marc Hanebuth, Harald Landes
-
Publication number: 20200318247Abstract: Various embodiments may include an electrolyzer for electrochemical utilization of carbon dioxide comprising: an electrolysis cell defining an anode space and a cathode space; an anode; a cathode; a first cation-permeable membrane disposed between the anode space and the cathode space; and a layer comprising an anion-selective polymer disposed between the first membrane and the cathode. The anode directly adjoins the first cation-permeable membrane and the layer covers at least part of the cathode but not all of the cathode.Type: ApplicationFiled: May 10, 2017Publication date: October 8, 2020Applicant: Siemens AktiengesellschaftInventors: Elvira María Fernández Sanchis, Marc Hanebuth, Harald Landes
-
Patent number: 10559519Abstract: The present disclosure relates to semiconductors. Some embodiments may include a series circuit arrangement of power semiconductors comprising: cooling-water boxes arranged on the semiconductors and electrically connected to them; two cooling-water distributor lines; respective branchings on the cooling-water distributor lines for the cooling chambers; and a control electrode arranged on the cooling-water distributor lines. The cooling chambers are connected in parallel between the cooling-water distributor lines with respect to a cooling-water stream. The cooling chambers are connected to the branchings via a respective connecting line. For at least some of the cooling chambers, the branchings on the cooling-water distributor lines are arrayed relative to the position of the respective cooling chamber in offset manner in relation to a geometrically shortest possible link to the cooling-water distributor lines, so that a difference of potential between the cooling chambers and the branchings is minimized.Type: GrantFiled: January 13, 2017Date of Patent: February 11, 2020Assignee: SIEMENS AKTIENGESELLSCHAFTInventors: Johann Holweg, Katrin Benkert, Harald Landes, André Leonide
-
Publication number: 20190043784Abstract: The present disclosure relates to semiconductors. Some embodiments may include a series circuit arrangement of power semiconductors comprising: cooling-water boxes arranged on the semiconductors and electrically connected to them; two cooling-water distributor lines; respective branchings on the cooling-water distributor lines for the cooling chambers; and a control electrode arranged on the cooling-water distributor lines. The cooling chambers are connected in parallel between the cooling-water distributor lines with respect to a cooling-water stream. The cooling chambers are connected to the branchings via a respective connecting line. For at least some of the cooling chambers, the branchings on the cooling-water distributor lines are arrayed relative to the position of the respective cooling chamber in offset manner in relation to a geometrically shortest possible link to the cooling-water distributor lines, so that a difference of potential between the cooling chambers and the branchings is minimized.Type: ApplicationFiled: January 13, 2017Publication date: February 7, 2019Applicant: Siemens AktiengesellschaftInventors: Johann Holweg, Katrin Benkert, Harald Landes, André Leonide
-
Patent number: 10096874Abstract: An electrical energy store is provided, including a storage cell, which in turn has an air electrode, which is connected to air channels in an air supply device, and a storage electrode, wherein the storage electrode adjoins a storage structure, wherein electrical contacts rest on the storage electrode, further wherein contact pins which protrude out of a surface of the storage structure are integrated in the storage structure, and the contact pins are in electrical contact with the storage electrode.Type: GrantFiled: May 23, 2013Date of Patent: October 9, 2018Assignee: Siemens AktiengesellschaftInventors: Harald Landes, Carsten Schuh, Thomas Soller
-
Patent number: 9620833Abstract: An electric energy store includes a positive electrode, a negative electrode and an oxygen ion conducting electrolyte separating the positive electrode and the negative electrode from each other. The negative electrode includes a first reservoir having a gas-permeable oxidizable material and, contained therein, a gaseous, oxygen-exchanging redox pair. The positive electrode comprises a second reservoir having a gas-permeable oxidizable material and oxygen transport is effected by means of an oxygen-containing gaseous compound, wherein the positive electrode is closed with respect to the atmosphere.Type: GrantFiled: March 1, 2012Date of Patent: April 11, 2017Assignee: SIEMENS AKTIENGESELLSCHAFTInventors: Wolfgang Drenckhahn, Harald Landes
-
Patent number: 9583804Abstract: An energy store is provided, having at least one stack, each stack having at least one storage cell, which in turn has an air electrode and a storage electrode. The storage electrode is adjacent to channels, which contain a storage medium and water vapor. The channels have a larger cross-sectional area than the cross-section of the storage medium, which condition causes unhindered spreading of a reaction gas in the area between the storage electrode and the storage medium.Type: GrantFiled: September 10, 2013Date of Patent: February 28, 2017Assignee: Siemens AktiengesellschaftInventors: Wolfgang Drenckhahn, Horst Greiner, Norbert Kellner, Harald Landes, Roland Reichenbacher
-
Patent number: 9502742Abstract: An electrical energy store having at least one stack with in each case at least one storage cell. Each storage cell has an air electrode, which is connected to an air supply apparatus, and a storage electrode. The storage electrode adjoins channels which contain a storage medium and a steam/hydrogen mixture. A reservoir of steam/hydrogen is provided, the reservoir being directly connected to the channels.Type: GrantFiled: March 19, 2013Date of Patent: November 22, 2016Assignee: SIEMENS AKTIENGESELLSCHAFTInventors: Wolfgang Drenckhahn, Horst Greiner, Norbert Kellner, Harald Landes
-
Patent number: 9496546Abstract: A storage structure of an electrical energy storage cell is provided having an active storage material, wherein the active storage material has a particle size distribution which has a d5 value of at least 0.1 ?m and a d50 value of between 0.8 ?m and 1.1 ?m, wherein the d95 value of the particle size distribution is lower than 10 ?m.Type: GrantFiled: March 14, 2013Date of Patent: November 15, 2016Assignee: Siemens AktiengesellschaftInventors: Harald Landes, Carsten Schuh, Thomas Soller
-
Patent number: 9343771Abstract: An energy storage device for a reversible storage of energy has a reversibly designed metal/metal oxide storage unit for indirectly storing energy in form of a fluid material and a reversibly designed electrolysis device for providing and using the fluid material in an electrolysis reaction. The metal/metal oxide storage unit is disposed spatially separated from the electrolysis device. A fluid exchanging unit is provided for exchanging the fluid material between the reversibly designed metal/metal oxide storage unit and the electrolysis device, and a heat exchanging unit is provided for exchanging thermal energy between the metal/metal oxide storage unit and the electrolysis device. Further, a method for a reversible storage of energy is provided.Type: GrantFiled: May 19, 2011Date of Patent: May 17, 2016Assignee: SIEMENS AKTIENGESELLSCHAFTInventors: Martin Ise, Harald Landes
-
Publication number: 20150325895Abstract: An electrical energy store is provided, including a storage cell, which in turn has an air electrode, which is connected to air channels in an air supply device, and a storage electrode, wherein the storage electrode adjoins a storage structure, wherein electrical contacts rest on the storage electrode, further wherein contact pins which protrude out of a surface of the storage structure are integrated in the storage structure, and the contact pins are in electrical contact with the storage electrode.Type: ApplicationFiled: May 23, 2013Publication date: November 12, 2015Applicant: Siemens AktiengesellschaftInventors: Harald Landes, Carsten Schuh, Thomas Soller
-
Publication number: 20150249279Abstract: An energy store is provided, having at least one stack, each stack having at least one storage cell, which in turn has an air electrode and a storage electrode. The storage electrode is adjacent to channels, which contain a storage medium and water vapor. The channels have a larger cross-sectional area than the cross-section of the storage medium, which condition causes unhindered spreading of a reaction gas in the area between the storage electrode and the storage medium.Type: ApplicationFiled: September 10, 2013Publication date: September 3, 2015Applicant: Siemens AktiengesellschaftInventors: Wolfgang Drenckhahn, Horst Greiner, Norbert Kellner, Harald Landes, Roland Reichenbacher
-
Patent number: 9054366Abstract: An electrical energy storage device is provided which comprises at least one module with a negative electrode, a positive electrode made from an anion generating material or material combination and conducting anions, and an anion conducting solid electrolyte located between the negative electrode and the positive electrode. The negative electrode of each module comprises a porous structure that conducts anions and the pore space of which is at least partially filled by a first redox mass which comprises a metal/metal oxide pair. The positive electrode of each module comprises a porous structure that conducts anions and the pore space of which is at least partially filled by a second redox mass which comprises a metal/metal oxide pair with an increased oxidation potential compared to the first redox mass.Type: GrantFiled: November 24, 2010Date of Patent: June 9, 2015Assignee: SIEMENS AKTIENGESELLSCHAFTInventors: Wolfgang Drenckhahn, Harald Landes, Wolfgang Menapace, Shailesh D. Vora, Nicolas Vortmeyer
-
Publication number: 20150140454Abstract: A storage structure of an electrical energy storage cell is provided having an active storage material, wherein the active storage material has a particle size distribution which has a d5 value of at least 0.1 ?m and a d50 value of between 0.8 ?m and 1.1 ?m, wherein the d95 value of the particle size distribution is lower than 10 ?m.Type: ApplicationFiled: March 14, 2013Publication date: May 21, 2015Applicant: Siemens AktiengesellschaftInventors: Harald Landes, Carsten Schuh, Thomas Soller
-
Patent number: 9005826Abstract: A battery has a cathode and an anode, between which a solid electrolyte is disposed. The battery has a process gas feed on the cathode side. The battery is characterized in that an electrically conductive supporting body is disposed on the cathode surface. At least one chamber connected to the anode has a porous, oxidizable material and a redox pair that is gaseous at an operating temperature of the battery.Type: GrantFiled: December 7, 2010Date of Patent: April 14, 2015Assignee: Siemens AktiengesellschaftInventors: Harald Landes, Alessandro Zampieri
-
Publication number: 20150056522Abstract: An electrical energy store having at least one stack with in each case at least one storage cell. Each storage cell has an air electrode, which is connected to an air supply apparatus, and a storage electrode. The storage electrode adjoins channels which contain a storage medium and a steam/hydrogen mixture. A reservoir of steam/hydrogen is provided, the reservoir being directly connected to the channels.Type: ApplicationFiled: March 19, 2013Publication date: February 26, 2015Applicant: SIEMENS AKTIENGESELLSCHAFTInventors: Wolfgang Drenkhahn, Horst Greiner, Norbert Kellner, Harald Landes
-
Publication number: 20140004395Abstract: An electric energy store includes a positive electrode, a negative electrode and an oxygen ion conducting electrolyte separating the positive electrode and the negative electrode from each other. The negative electrode includes a first reservoir having a gas-permeable oxidizable material and, contained therein, a gaseous, oxygen-exchanging redox pair. The positive electrode comprises a second reservoir having a gas-permeable oxidizable material and oxygen transport is effected by means of an oxygen-containing gaseous compound, wherein the positive electrode is closed with respect to the atmosphere.Type: ApplicationFiled: March 1, 2012Publication date: January 2, 2014Inventors: Wolfgang Drenckhahn, Harald Landes