Patents by Inventor Wolfgang Rzadki
Wolfgang Rzadki 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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Patent number: 8545278Abstract: A method for operation of a hybrid propulsion system for a marine vessel, including at least one electric motor and at least one internal combustion engine as drive units, is disclosed. Depending on the requirement, for example the vessel speed, the drive units individually or jointly drive at least one propulsion unit, for example a propeller, the power outputs of the drive units to the at least one propulsion unit controlled by a control device as a function of a set value, for example a set value for the propeller rotation speed or the vessel speed, and an operating mode such that the sum of these power outputs results in a total power being output to the at least one propulsion unit, with this total power output being split between the power outputs of the individual drive units as a function of the set value and the operating mode.Type: GrantFiled: May 29, 2008Date of Patent: October 1, 2013Assignee: Siemens AktiengesellschaftInventors: Wolfgang Rzadki, Hannes Schulze Horn
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Publication number: 20100167601Abstract: In one embodiment of a method for operation of a hybrid propulsion system for a marine vessel, in particular a navy vessel, including at least one electric motor and at least one internal combustion engine, in particular a gas turbine, as drive units, which, depending on the requirement, for example the vessel speed, individually of jointly drive at least one propulsion unit, for example a propeller of the marine vessel, the respective power outputs of the propulsion units to the at least one propulsion unit are, according to one embodiment of the present invention, controlled by a control device as a function of a predeterminable set value, for example a set value for the propeller rotation speed or the vessel speed, and a predeterminable operating mode such that the sum of these power outputs results in a total power, which is dependent on the set value, being output to the at least one propulsion unit, with this total power output being split between the power outputs of the individual drive units as a funType: ApplicationFiled: May 29, 2008Publication date: July 1, 2010Inventors: Wolfgang Rzadki, Hannes Schulze Horn
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Patent number: 7544108Abstract: Disclosed is a power generation, distribution, and on-board power supply system for low-emission surface marine (navy) ships of different classes and sizes. The system is embodied as an equipment segment and includes at least one cruising speed drive unit, which can be supplied with electrical power from a DC network, and at least one auxiliary drive unit, e.g. a hydrojet, which can be supplied with electrical power from an AC network and can be connected as required. The DC network and the AC network are configured in such a way that power can be mutually transferred.Type: GrantFiled: November 12, 2004Date of Patent: June 9, 2009Assignee: Siemens AktiengesellschaftInventors: Wolfgang Rzadki, Matthias Schulze, Ronald Völzke, Bernd Wacker
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Patent number: 7448929Abstract: Disclosed is a ship propulsion system comprising a synchronous machine (6) with an especially superconducting rotor winding that is to be subjected to intense cooling and a normally conducting stator winding (11) which is to be cooled. The stator winding (11) is disposed at least in part inside a support structure (14) encompassing a hollow cylindrical magnetically soft outer body (13) and web-type support teeth (21i) that extend in an axial and radial direction. A hollow cylindrical part (15a) of an exterior housing (15) encloses the outer body (13). In order to cool at least some areas of said housing part (15a), the stator winding (11) is thermally coupled to water as a cooling medium (K) via the support structure (14) and the housing part (15a).Type: GrantFiled: May 12, 2004Date of Patent: November 11, 2008Assignee: Siemens AktiengesellschaftInventors: Norbert Huber, Jürgen Rieger, Wolfgang Schmidt, Bernd Wacker, Joachim Frauenhofer, Wolfgang Rzadki
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Patent number: 7429201Abstract: A frigate ship-type equipment system includes standard equipment segments, such as an energy generator, an energy distributor, a drive and an automation segment, also includes a hull which is adapted to the large and specific requirements of the frigate ship-type equipment system. In order to construct standard equipment segments for a frigate ship-type equipment system which is technically and constructively simple and economical in terms of cost, at least one of the standard-equipment segments, such as the energy generator and/or the energy distributor and/or the drive and/or the automation segment is constructed from the standard units or components which correspond to the requirements of the frigate ship-type equipment system and which are arranged in the hull of the ship and which can be built into the hull of the ship body according to equipping systems for various ship types.Type: GrantFiled: September 12, 2003Date of Patent: September 30, 2008Assignee: Siemens AktiengesellschaftInventors: Wolfgang Rzadki, Karl-Otto Sadler, Matthias Schulze, Hannes Schulze Horn
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Patent number: 7353764Abstract: A corvette ship-type equipment system includes standard-equipment segments, such as an energy generator, an energy distributor, a drive and an automation segment, and a hull which is adapted to the size and specific requirements on the corvette ship-type equipment system. In order to construct standard equipment-segments for a corvette ship-type equipment system which is technically and constructively simple and economical in terms of cost, at least one of the standard-equipment segments, such as the energy generator and/or the energy distributor and/or the drive and/or the automation segment is constructed from standard units or components which correspond to the requirements of the corvette ship-type equipment system and which are arranged in the hull of the boat and which can be built into the hull of the boat according to the different boat or ship-type equipment systems.Type: GrantFiled: September 12, 2003Date of Patent: April 8, 2008Assignee: Siemens AktiengesellschaftInventors: Wolfgang Rzadki, Karl-Otto Sadler, Matthias Schulze, Hannes Schulze Horn
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Patent number: 7341496Abstract: The invention relates to a high-speed, sea-going ship comprising a double hull and a water-jet drive, the latter consisting of at least one pump assembly for generating the water-jet and at least one drive motor for the pump assembly. According to the invention, the pump assembly and its drive motor are located outside the stern area of the ship by using, in part, the space in the double hull.Type: GrantFiled: April 4, 2003Date of Patent: March 11, 2008Assignee: Siemens AktiengesellschaftInventors: Wolfgang Rzadki, Karl-Otto Sadler, Matthias Schulze, Bernd Wacker
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Patent number: 7335072Abstract: A marine-(navy) or commercial or yacht ship-type equipment system is for electrically driven ships having different sizes and driving power. The ships, as well as coast guard boats and customs boats, include standardized equipment segments for the propulsion and operation thereof. The individual equipment system for ship types consists of hulls, which are embodied according to the type of ship, i.e. are made according to size and specific task requirements and the equipment segments for propulsion, such as electrical oar propellers and waterjets, and for the operation of the ship such as the energy generator, the energy distributor and automation elements, are embodied according to type and according to driving power and function of the individual ships. The equipment segments are embodied in a prefabricated manner and can be installed on different areas in the hull of the ship.Type: GrantFiled: September 12, 2003Date of Patent: February 26, 2008Assignee: Siemens AktiengesellschaftInventors: Wolfgang Rzadki, Karl-Otto Sadler, Matthias Schulze, Hannes Schulze Horn
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Patent number: 7241192Abstract: A hybrid propulsion system includes a main diesel engine for driving the marine turbine and an electric motor. The electric motor has a nominal output that constitutes at least 20% of the nominal output of the main diesel engine. The electric motor remains continuously switched on and maintains, together with a variable-pitch propeller, the main diesel engine at a favorable operating point. The combination of the main diesel engine and the electric motor also allows for a more economical design or operation of the propulsion system.Type: GrantFiled: December 5, 2001Date of Patent: July 10, 2007Assignee: Siemens AktiengesellschaftInventors: Peter Andersen, Wolfgang Rzadki
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Publication number: 20070117478Abstract: Disclosed is a ship propulsion system comprising a synchronous machine (6) with an especially superconducting rotor winding that is to be subjected to intense cooling and a normally conducting stator winding (11) which is to be cooled. The stator winding (11) is disposed at least in part inside a support structure (14) encompassing a hollow cylindrical magnetically soft outer body (13) and web-type support teeth (21i) that extend in an axial and radial direction. A hollow cylindrical part (15a) of an exterior housing (15) encloses the outer body (13). In order to cool at least some areas of said housing part (15a), the stator winding (11) is thermally coupled to water as a cooling medium (K) via the support structure (14) and the housing part (15a).Type: ApplicationFiled: May 12, 2004Publication date: May 24, 2007Applicant: SIEMENS AKTIENGESELLSCHAFTInventors: Joachim Frauenhofer, Norbert Huber, Jurgen Rieger, Wolfgang Rzadki, Wolfgang Schmidt, Bernd Wacker
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Publication number: 20070077830Abstract: Disclosed is a power generation, distribution, and on-board power supply system for low-emission surface marine (navy) ships of different classes and sizes. The system is embodied as an equipment segment and includes at least one cruising speed drive unit, which can be supplied with electrical power from a DC network, and at least one auxiliary drive unit, e.g. a hydrojet, which can be supplied with electrical power from an AC network and can be connected as required. The DC network and the AC network are configured in such a way that power can be mutually transferred.Type: ApplicationFiled: November 12, 2004Publication date: April 5, 2007Inventors: Wolfgang Rzadki, Matthias Schulze, Ronald Volzke, Bernd Wacker
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Patent number: 7172474Abstract: The invention relates to an electric energy supply system for a ship, in particular for a navy ship that can be operated with a low IR signature and that is configured as an <<all electric ship>> (AES). Said system comprises a direct current network (DC), supplied by fuel cells, as a ship electrical system and network for normal propulsion and an alternating current network (AC) comprising generators, in particular for generating energy for high-speed propulsion. According to the invention, the generators are motor-driven, e.g. by means of at least one gas turbine or one diesel motor, preferably supercharged and the AC and DC network are interconnected in such a way that electric energy can be exchanged between them, in particular that electric energy can be withdrawn from the DC network and transferred to the AC network to start the motor-driven propulsion.Type: GrantFiled: June 27, 2003Date of Patent: February 6, 2007Assignee: Siemens AktiengesellschaftInventors: Wolfgang Rzadki, Karl-Otto Sadler, Hannes Schulze Horn
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Patent number: 7121905Abstract: The invention relates to an energy system for watercraft, comprising at least one fuel cell module (6,7,8,9), preferably (a H2O2 fuel cell module, by which at least one electric drive (17) and at least one electrical consumer are supplied with electric energy via a supply network. Said electrical drive (17) is an AC drive that is connected to a DC network (2) of the supply network via at least one power inverter (10).Type: GrantFiled: January 22, 2002Date of Patent: October 17, 2006Assignee: Siemens AktiengesellschaftInventor: Wolfgang Rzadki
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Publication number: 20060205292Abstract: A marine-(navy) or commercial or yacht ship-type equipment system is for electrically driven ships having different sizes and driving power. The ships, as well as coast guard boats and customs boats, include standardized equipment segments for the propulsion and operation thereof. The individual equipment system for ship types consists of hulls, which are embodied according to the type of ship, i.e. are made according to size and specific task requirements and the equipment segments for propulsion, such as electrical oar propellers and waterjets, and for the operation of the ship such as the energy generator, the energy distributor and automation elements, are embodied according to type and according to driving power and function of the individual ships. The equipment segments are embodied in a prefabricated manner and can be installed on different areas in the hull of the ship.Type: ApplicationFiled: September 12, 2003Publication date: September 14, 2006Inventors: Wolfgang Rzadki, Karl-Otto Sadler, Matthias Schulze, Hannes Horn
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Publication number: 20060166568Abstract: A frigate ship-type equipment system includes standard equipment segments, such as an energy generator, an energy distributor, a drive and an automation segment, also includes a hull which is adapted to the large and specific requirements of the frigate ship-type equipment system. In order to construct standard equipment segments for a frigate ship-type equipment system which is technically and constructively simple and economical in terms of cost, at least one of the standard-equipment segments, such as the energy generator and/or the energy distributor and/or the drive and/or the automation segment is constructed from the standard units or components which correspond to the requirements of the frigate ship-type equipment system and which are arranged in the hull of the ship and which can be built into the hull of the ship body according to equipping systems for various ship types.Type: ApplicationFiled: September 12, 2003Publication date: July 27, 2006Inventors: Wolfgang Rzadki, Karl-Otto Sadler, Matthias Schulze, Hannes Horn
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Publication number: 20060141876Abstract: The invention relates to a high-speed, sea-going ship comprising a double hull and a water-jet drive, the latter consisting of at least one pump assembly for generating the water-jet and at least one drive motor for the pump assembly. According to the invention, the pump assembly and its drive motor are located outside the stern area of the ship by using, in part, the space in the double hull.Type: ApplicationFiled: April 4, 2003Publication date: June 29, 2006Inventors: Wolfgang Rzadki, Karl-Otto Sadler, Matthias Schulze, Bernd Wacker
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Publication number: 20060135006Abstract: A corvette ship-type equipment system includes standard-equipment segments, such as an energy generator, an energy distributor, a drive and an automation segment, and a hull which is adapted to the size and specific requirements on the corvette ship-type equipment system. In order to construct standard equipment-segments for a corvette ship-type equipment system which is technically and constructively simple and economical in terms of cost, at least one of the standard-equipment segments, such as the energy generator and/or the energy distributor and/or the drive and/or the automation segment is constructed from standard units or components which correspond to the requirements of the corvette ship-type equipment system and which are arranged in the hull of the boat and which can be built into the hull of the boat according to the different boat or ship-type equipment systems.Type: ApplicationFiled: September 12, 2003Publication date: June 22, 2006Inventors: Wolfgang Rzadki, Karl-Otto Sadler, Matthias Schulze, Hannes Horn
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Patent number: 7052339Abstract: The invention relates to a propulsion system for a fast seagoing ship, especially a naval ship, which comprises a propulsion system driven by at least one water jet produced by a pump assembly with an outlet nozzle for water, and a propeller jet produced by at least one propeller. The water jet carries along gases that are introduced downstream of the pump assembly, especially exhaust gases of at least one drive device which especially comprises a power generation device and a generator. The water jet is generated in at least one water jet drive by means of a pump that is, e.g., driven by an electric motor and whose drive power is generated by e.g. a generator assembly.Type: GrantFiled: May 16, 2003Date of Patent: May 30, 2006Assignee: Siemens AktiengesellschaftInventors: Moustafa Abdel-Maksoud, Wolfgang Rzadki, Karl-Otto Sadler
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Publication number: 20050215129Abstract: The invention relates to a propulsion system for a fast seagoing ship, especially a naval ship, which comprises a propulsion system driven by at least one water jet produced by a pump assembly with an outlet nozzle for water, and a propeller jet produced by at least one propeller. The water jet carries along gases that are introduced downstream of the pump assembly, especially exhaust gases of at least one drive device which especially comprises a power generation device and a generator. The water jet is generated in at least one water jet drive by means of a pump that is, e.g., driven by an electric motor and whose drive power is generated by e.g. a generator assembly.Type: ApplicationFiled: May 16, 2003Publication date: September 29, 2005Inventors: Moustafa Abdel-Maksoud, Wolfgang Rzadki, Karl-Otto Sadler
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Publication number: 20050106953Abstract: A hybrid propulsion system includes a main diesel engine for driving the marine turbine and an electric motor. The electric motor has a nominal output that constitutes at least 20% of the nominal output of the main diesel engine. The electric motor remains continuously switched on and maintains, together with a variable-pitch propeller, the main diesel engine at a favorable operating point. The combination of the main diesel engine and the electric motor also allows for a more economical design or operation of the propulsion system.Type: ApplicationFiled: December 5, 2001Publication date: May 19, 2005Inventors: Peter Andersen, Wolfgang Rzadki