Patents by Inventor Wolfgang Zacharias
Wolfgang Zacharias 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: 9863426Abstract: A compressor rotor comprising a pinion shaft which has multiple interconnected segments that are arranged axially one behind the other and including a multipart seal which seals the pinion shaft is provided. The pinion shaft has a rotor segment which supports a rotor, a connection segment, and a toothed segment arranged axially between the rotor segment and the connection segment, the toothed segment having a toothing at each of the two ends of the toothed segment. The toothed segment is held axially between the rotor segment and the connection segment via toothings by means of corresponding mating toothings at ends of the rotor segment and the connection segment, and a multipart seal sealing element which is connected to the toothed segment in an at least force-fitting manner is arranged on said toothed segment.Type: GrantFiled: December 18, 2013Date of Patent: January 9, 2018Assignee: SIEMENS AKTIENGESELLSCHAFTInventors: Thomas Mönk, Wolfgang Zacharias
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Publication number: 20160090990Abstract: An arrangement having a seal, includes: a casing, a cover, and at least one seal. In order to ensure damage-free installation of the cover and simultaneously simplify the installation process itself, as well as to guarantee good sealing, the arrangement has a seal carrier, the seal carrier has a first radial groove extending in the circumferential direction and having a radial depth direction, in which first radial groove a first radial seal is arranged, which seals against a radially inward surface of the casing, the seal carrier has a first axial groove extending in the circumferential direction and having an axial depth direction, in which first axial groove a first axial seal is arranged, which seals against an axial surface of the cover.Type: ApplicationFiled: April 22, 2014Publication date: March 31, 2016Applicant: Siemens AktiengesellschaftInventor: Wolfgang Zacharias
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Publication number: 20150330395Abstract: A compressor rotor comprising a pinion shaft which has multiple interconnected segments that are arranged axially one behind the other and including a multipart seal which seals the pinion shaft is provided. The pinion shaft has a rotor segment which supports a rotor, a connection segment, and a toothed segment arranged axially between the rotor segment and the connection segment, the toothed segment having a toothing at each of the two ends of the toothed segment. The toothed segment is held axially between the rotor segment and the connection segment via toothings by means of corresponding mating toothings at ends of the rotor segment and the connection segment, and a multipart seal sealing element which is connected to the toothed segment in an at least force-fitting manner is arranged on said toothed segment.Type: ApplicationFiled: December 18, 2013Publication date: November 19, 2015Inventors: THOMAS MÖNK, WOLFGANG ZACHARIAS
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Publication number: 20150233379Abstract: An integrally geared compressor including a casing, which can be separated at a separating joint into a first partial casing and a second partial casing, wherein the casing encloses a casing interior, a first shaft, which supports a first gearwheel and is mounted along a first axis in at least one first bearing, and a second shaft, which supports a second gearwheel and is mounted along a second axis in at least one third bearing is provided.Type: ApplicationFiled: August 23, 2013Publication date: August 20, 2015Inventor: Wolfgang Zacharias
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Patent number: 8985587Abstract: A shaft seal for a turbomachine is provided for sealing process side of the turbomachine against the atmosphere. The shaft seal includes a process gas seal which is acted upon by a process gas and be blocked on the process side, an atmosphere seal which is acted upon by air and be blocked on the atmosphere side, and a ventilation chamber extending around the shaft of the turbomachine. The ventilation chamber is arranged between the process gas seal and the atmosphere seal for collecting and discharging a process gas leakage that has passed through the process gas seal and an air leakage that has passed through the atmosphere seal. The ventilation chamber includes a radially inner leakage inlet, a radially outward leakage outlet and built in components that are dimensioned to as to provide a flame blocking function with regard to ignition of the leakage at the leakage inlet.Type: GrantFiled: March 4, 2010Date of Patent: March 24, 2015Assignee: Siemens AktiengesellschaftInventors: Ludger Alfes, Wolfgang Zacharias
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Patent number: 8616517Abstract: A turbomachine foot unit with a plurality of feet is provided. The plurality of feet is fastened to a turbomachine. The turbomachine stands upright on a horizontal base. The turbomachine foot includes fastening devices for fastening the feet to the base. At least one of the feet is mounted in a horizontally moveable manner relative to one of the fastening devices fastening the foot to the base.Type: GrantFiled: December 22, 2009Date of Patent: December 31, 2013Assignee: Siemens AktiengesellschaftInventors: Sebastian Huth, Marcus Meyer, Wolfgang Zacharias
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Patent number: 8545174Abstract: A nose dome for a turbomachine rotor is provided. The turbomachine rotor has an impeller which is arranged in an overhung fashion with respect to a bearing point of the turbomachine rotor. The nose dome can be connected axially to the impeller in order to guide an axial inflow and/or outflow of the impeller, and includes a coupling device. The impeller and the nose dome can be mechanically coupled radially with the coupling device, such that the vibration behavior of the turbomachine rotor may be influenced. The turbomachine with the turbomachine rotor including the nose dome is also provided. The impeller and nose dome are coupled radially using the coupling device, such that the vibration of the turbomachine rotor is damped.Type: GrantFiled: June 5, 2008Date of Patent: October 1, 2013Assignee: Siemens AktiengesellschaftInventors: Thomas Mönk, Axel Spanel, Wolfgang Zacharias
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Patent number: 8529217Abstract: A method for operating a compressor device and associated compressor device including a compressor chamber and a cooling chamber adjoining the compressor chamber is provided. The pressure of a cooling medium in the cooling chamber is held above the pressure of a compressor medium in the compressor chamber during operation of the compressor device.Type: GrantFiled: October 30, 2008Date of Patent: September 10, 2013Assignee: Siemens AktiengesellschaftInventors: Ludger Alfes, Wolfgang Zacharias
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Patent number: 8142151Abstract: An intermediate housing floor for a fluid kinetic machine is provided. The intermediate housing floor includes a partial joint at which the intermediate housing floor may be divided during installation and/or removal into/from the fluid kinetic machine and is made up of at least two overlapping partial joint surfaces at sections of the intermediate housing floor that face one another. A recess is provided in the area of the overlap in at least the one partial joint surface, a coating is kept in the recess. The coating protrudes from the one partial joint surface as a protrusion in the removed state of the intermediate housing floor in which the intermediate housing floor is divided at the partial joint so that in the installed state of the intermediate housing floor the coating abuts against the other partial joint surface facing the one partial joint surface, whereupon the partial joint is sealed.Type: GrantFiled: August 25, 2009Date of Patent: March 27, 2012Assignee: Siemens AktiengesellschaftInventor: Wolfgang Zacharias
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Patent number: 8133021Abstract: A dynamic compressor, in particular a turbo compressor, having an exterior housing, a compressor unit featuring a tubular housing with an outer wall and a circular cross section, wherein the compressor unit is received by a circular opening which is located in the exterior housing and has an inner wall. Two compressor elements, which are at a distance from each other, are provided between the outer wall of the tubular housing and the inner wall of the opening in which the compressor unit is received, and wherein, furthermore, a fluid supply line is provided which penetrates the exterior housing and extends between the compressor elements which are at a distance from each other.Type: GrantFiled: May 21, 2007Date of Patent: March 13, 2012Assignee: Siemens AktiengesellschaftInventors: Udo Fingerhut, Wolfgang Zacharias
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Publication number: 20120055335Abstract: A drain liquid relief system for a subsea compressor is provided. The system includes a suction scrubber a drain storage tank for collecting drain liquid contaminating the compressor flow in the drain storage tank. The system further includes an intermittently pressurizing device and a suction line connected to the bottom of the drain storage tank. The suction scrubber is connected to the compressor suction nozzle and/or a compressor casing drain line, the suction scrubber being further connected, via a first check valve, to the drain storage tank for collecting the drain liquid in the drain storage tank. The intermittently pressurizing device is adapted to intermittently pressurize the drain storage tank to intermittently blow the drain liquid out of the drain storage tank through the suction line.Type: ApplicationFiled: February 25, 2010Publication date: March 8, 2012Inventors: Gesinus Mateman, Wolfgang Zacharias
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Publication number: 20120043727Abstract: A shaft seal for a turbomachine is provided for sealing process side of the turbomachine against the atmosphere. The shaft seal includes a process gas seal which is acted upon by a process gas and be blocked on the process side, an atmosphere seal which is acted upon by air and be blocked on the atmosphere side, and a ventilation chamber extending around the shaft of the turbomachine. The ventilation chamber is arranged between the process gas seal and the atmosphere seal for collecting and discharging a process gas leakage that has passed through the process gas seal and an air leakage that has passed through the atmosphere seal. The ventilation chamber includes a radially inner leakage inlet, a radially outward leakage outlet and built in components that are dimensioned to as to provide a flame blocking function with regard to ignition of the leakage at the leakage inlet.Type: ApplicationFiled: March 4, 2010Publication date: February 23, 2012Inventors: Ludger Alfes, Wolfgang Zacharias
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Publication number: 20120014790Abstract: A rotor for a turbomachine is provided. The rotor includes a shaft and a longitudinal bearing disk arranged thereon as an element for an axial bearing for axially supporting the shaft. The longitudinal bearing disk includes first and second contact surfaces. The first contact surface is cylindrical for radial support on the shaft. The second contact surface is conical for self-centering on the shaft. Advantageously, such a rotor may be used for operation with chemically aggressive gases and can be operated at substantially high rotational speeds.Type: ApplicationFiled: March 30, 2010Publication date: January 19, 2012Inventor: Wolfgang Zacharias
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Publication number: 20110297812Abstract: A turbomachine foot unit with a plurality of feet is provided. The plurality of feet is fastened to a turbomachine. The turbomachine stands upright on a horizontal base. The turbomachine foot includes fastening devices for fastening the feet to the base. At least one of the feet is mounted in a horizontally moveable manner relative to one of the fastening devices fastening the foot to the base.Type: ApplicationFiled: December 22, 2009Publication date: December 8, 2011Applicant: KAO CORPORATIONInventors: Sebastian Huth, Marcus Meyer, Wolfgang Zacharias
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Publication number: 20110158794Abstract: An intermediate housing floor for a fluid kinetic machine is provided. The intermediate housing floor includes a partial joint at which the intermediate housing floor may be divided during installation and/or removal into/from the fluid kinetic machine and is made up of at least two overlapping partial joint surfaces at sections of the intermediate housing floor that face one another. A recess is provided in the area of the overlap in at least the one partial joint surface, a coating is kept in the recess. The coating protrudes from the one partial joint surface as a protrusion in the removed state of the intermediate housing floor in which the intermediate housing floor is divided at the partial joint so that in the installed state of the intermediate housing floor the coating abuts against the other partial joint surface facing the one partial joint surface, whereupon the partial joint is sealed.Type: ApplicationFiled: August 25, 2009Publication date: June 30, 2011Inventor: Wolfgang Zacharias
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Publication number: 20100303639Abstract: A method for operating a compressor device and associated compressor device including a compressor chamber and a cooling chamber adjoining the compressor chamber is provided. The pressure of a cooling medium in the cooling chamber is held above the pressure of a compressor medium in the compressor chamber during operation of the compressor device.Type: ApplicationFiled: October 30, 2008Publication date: December 2, 2010Inventors: Ludger Alfes, Wolfgang Zacharias
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Publication number: 20100183432Abstract: A nose dome for a turbomachine rotor is provided. The turbomachine rotor has an impeller which is arranged in an overhung fashion with respect to a bearing point of the turbomachine rotor. The nose dome can be connected axially to the impeller in order to guide an axial inflow and/or outflow of the impeller, and includes a coupling device. The impeller and the nose dome can be mechanically coupled radially with the coupling device, such that the vibration behavior of the turbomachine rotor may be influenced. The turbomachine with the turbomachine rotor including the nose dome is also provided. The impeller and nose dome are coupled radially using the coupling device, such that the vibration of the turbomachine rotor is damped.Type: ApplicationFiled: June 5, 2008Publication date: July 22, 2010Inventors: Thomas Mönk, Axel Spanel, Wolfgang Zacharias
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Publication number: 20090175717Abstract: A dynamic compressor, in particular a turbo compressor, having an exterior housing, a compressor unit featuring a tubular housing with an outer wall and a circular cross section, wherein the compressor unit is received by a circular opening which is located in the exterior housing and has an inner wall. Two compressor elements, which are at a distance from each other, are provided between the outer wall of the tubular housing and the inner wall of the opening in which the compressor unit is received, and wherein, furthermore, a fluid supply line is provided which penetrates the exterior housing and extends between the compressor elements which are at a distance from each other.Type: ApplicationFiled: May 21, 2007Publication date: July 9, 2009Inventors: Udo Fingerhut, Wolfgang Zacharias
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Patent number: 5765998Abstract: A process for ensuring the operability of gas seals in turbocompressors, especially turbocompressors with a higher operating pressure and a higher shutdown pressure which have gas-lubricated sliding-ring seals for sealing the shaft lead-throughs and in which cleaned gas is fed to the gas-lubricated sliding-ring seals from a higher-pressure tapping location proceeding from the turbocompressor. While the turbocompressor is shut down the pressure of the gas outside of the turbocompressor is increased above the pressure level prevailing during shutdown using a pressure booster unit, and the gas is fed in a cleaned state to the gas-lubricated sliding-ring seals.Type: GrantFiled: June 24, 1996Date of Patent: June 16, 1998Assignee: Mannesmann AktiengesellschaftInventors: Wolfgang Zacharias, Helmut Schellong