Patents Assigned to SIEMENS ENERGY AS
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Publication number: 20230400185Abstract: A resonator ring for a combustor basket, in particular for a gas turbine power plant, which has at least one ring, wherein the ring or the rings has or have apertures, wherein insert plates are connected to the ring or the rings within the aperture. A method for producing a resonator ring, in which a ring or rings is or are produced from a first metal, then insert plates made of a, preferably cast, second material are connected to the ring or the rings, and individual resonator boxes are produced.Type: ApplicationFiled: October 5, 2021Publication date: December 14, 2023Applicant: Siemens Energy Global GmbH & Co. KGInventor: Bernd Burbaum
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Patent number: 11839951Abstract: A method of cleaning a component includes providing the component following the operation of the component in a high temperature environment, the component including a thermal barrier coating (TBC), cleaning the TBC of the component using a sponge jet blasting process, and measuring a cleaned thickness of the TBC to verify that the cleaned thickness exceeds a predetermined minimum value that will allow the return of the component to the high temperature environment.Type: GrantFiled: September 20, 2018Date of Patent: December 12, 2023Assignee: Siemens Energy, Inc.Inventors: Robert Schaer, Mahmood K. Silieti, Rafael A. de Cardenas
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Publication number: 20230392783Abstract: A burner supply tube, and a burner arrangement having such a burner supply tube, which includes a tube wall extending having a tube diameter and at least one integrated fuel channel extending from a fuel input at an upstream tube end to a fuel output at a downstream tube end. To enable an integrated design, the fuel channel is along the majority of the tube length helical with a gradient of at least 0.5 times and at most 5 times the tube diameter.Type: ApplicationFiled: August 11, 2021Publication date: December 7, 2023Applicant: Siemens Energy Global GmbH & Co. KGInventors: Lennart Felix, Anders Haevaker, Olle Lindman, Jan-Erik Lundgren, Simon Svanström, Marcus Oscarsson
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Publication number: 20230392245Abstract: Martensitic steel with Z phase, powder, and blank or component—alloy, at least including (in % by weight): carbon (C): 0.16%-0.24%, silicon (Si): 0.0%-0.08%, manganese (Mn): 0.04%-0.16% chromium (Cr): 10.6%-11.5%, molybdenum (Mo): 0.5%-0.9%, tungsten (W): 2.2%-2.6%, cobalt (Co): 3.0%-3.6%, nickel (Ni): 0.09%-0.19%, boron (B): 0.0035%-0.01%, nitrogen (N): 0.001%-0.025%, titanium (Ti): 0.01%-0.04%, copper (Cu): 1.20%-2.30%, optionally vanadium (V): 0.10%-0.30%, niobium (Nb): 0.02%-0.08%, aluminium (Al): 0.003%-0.06%, balance: iron (Fe).Type: ApplicationFiled: September 1, 2021Publication date: December 7, 2023Applicant: Siemens Energy Global GmbH & Co. KGInventors: Torsten Neddemeyer, Axel Bublitz, Torsten-Ulf Kern, Karsten Kolk
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Patent number: 11834377Abstract: The use of magnesium oxide, reactive alumina and aluminium oxide as a base provides for a new erosion-resistant material upon sintering.Type: GrantFiled: December 3, 2020Date of Patent: December 5, 2023Assignee: SIEMENS ENERGY GLOBAL GMBH & CO. KGInventors: Ivo Krausz, Friederike Lange, Christian Nikasch
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Patent number: 11834953Abstract: A seal assembly in a gas turbine engine is presented. The seal assembly is arranged at a forward side of an inner compressor exit diffusor. The seal assembly is arranged between an outlet guide vane assembly and the forward side of the inner compressor exit diffusor to reduce cooling air leakage therebetween or is arranged between adjacent outlet guide vane assemblies to reduce cooling air leakage therebetween. The seal assembly includes a plurality of seal segments. The seal assembly includes at least one seal, such as a brush seal.Type: GrantFiled: April 24, 2020Date of Patent: December 5, 2023Assignee: Siemens Energy Global GmbH & Co. KGInventors: Krishna Chaitanya Veluru, Amit K. Paspulati, Dimitri Zelmer, Anil L. Salunkhe
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Patent number: 11835085Abstract: A bearing assembly for a turbo-engine with a bearing and parts of a bearing temperature detecting device. The bearing includes a main body having a thermoplastic bearing layer. A space is defined in the interior of the main body and of the thermoplastic bearing layer for accommodating parts of the bearing temperature detecting device. The space has a through hole having a first opening in the thermoplastic bearing layer and a second opening located in the main body. The parts include a temperature conducting element, a temperature sensor, and a securing fixture that attaches the temperature conducting element. The first opening of the through hole has a chamfer and the first end of temperature conducting element has a head which is correspondingly shaped to the chamfer in a form fitting manner. The center-axis of the temperature sensor extends transversely to the center-axis of the temperature conducting element.Type: GrantFiled: March 3, 2020Date of Patent: December 5, 2023Assignees: Siemens Energy Global GmbH & Co. KG, Daido Metal Co., LtdInventors: Shigetoshi Nakamura, Michael Kursch, Thomas Kussin, Toshiro Matsumoto, Dennis Wilm
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Patent number: 11837969Abstract: A method operates a power converter having power converter arms, which are switchable between in each case an AC voltage side and a DC voltage side or connectable to phase lines of an AC voltage power supply system. Each power converter arm has a series circuit of switching modules each having a plurality of semiconductor switches and an energy store, in which at least one temperature value for the power converter is determined. A setpoint current limitation value is determined taking into consideration the temperature value, and a setpoint current value is determined taking into consideration the setpoint current limitation value. The temperature value, the arm setpoint current value, the arm actual current value and/or the arm setpoint current limitation value is time-integrated to form an arm integral value. When the arm integral value reaches or exceeds a predetermined arm integral threshold value, a protective measure is performed.Type: GrantFiled: January 10, 2022Date of Patent: December 5, 2023Assignee: Siemens Energy Global GmbH & Co. KGInventors: Rodrigo Alonso Alvarez Valenzuela, Joerg Dorn, Yeqi Wang, Kilian Dallmer-Zerbe
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Publication number: 20230383642Abstract: A computer-implemented method for detecting an oil leak in a beam pump, wherein, during pumping movement of the rod linkage through the wellhead, a stroke region is formed, the method including a) capturing images of an image sequence containing at least the stroke region of the rod linkage, b) detecting soiling in the stroke region of the rod linkage in comparison with a known clean state for an image in question of the image sequence, c) ascertaining the position of the detected soiling for an image in question of the image sequence by the associated position of the rod linkage, d) determining the change in the soiling at the ascertained position over at least one pumping cycle from the images of the image sequence, e) checking if the change in the soiling exceeds a predefined limit value, and if applicable, outputting a warning of an oil leak.Type: ApplicationFiled: October 19, 2021Publication date: November 30, 2023Applicant: Siemens Energy Global GmbH & Co. KGInventors: Jürgen Hatzl, Severin Küberl, Martin Mayer, Stefan Wakolbinger
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Publication number: 20230383393Abstract: A component with a ceramic coating system wherein the component includes a substrate, especially a nickel- or cobalt-based superalloy, a metallic bond coat, especially based on a NiCoCrAl composition, a ceramic coating system with an lower ceramic coating and an upper ceramic coating. An intermediate coating is located between lower coating and upper coating, providing a rougher surface which has a maximum thickness of 25% of the thickness of the lower coating or of the upper coating. The bonding capacity of a ceramic coating system is improved by adapting the coating parameters such as size of the powder and changing of the parameters of the spraying system.Type: ApplicationFiled: October 5, 2021Publication date: November 30, 2023Applicant: Siemens Energy Global GmbH & Co. KGInventors: Christopher Degel, Roy Patgunarajah, Dimitrios Zois
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Publication number: 20230386737Abstract: A compensation structure for reducing circulating current in a window of a transformer, the transformer having a winding, a metal frame and leads located at one side of the frame and spaced apart from the frame. The frame has borders and an iron core located inside a window enclosed by the borders. The winding is provided around the iron core, wherein the compensation structure includes at least one compensator on the borders of the frame. The compensator is made of silicon steel sheets of a magnetic material, and the compensator separates at least a part of the borders of the frame from a part of the leads. The compensation structure separates iron structures between a high-voltage side and a low-voltage side, increases the impedance between the window circuit of the frame and the current circuit of external leads, thereby reducing the induced current within the frame and avoiding harmful effects.Type: ApplicationFiled: October 26, 2020Publication date: November 30, 2023Applicant: Siemens Energy Global GmbH & Co. KGInventors: Lin Da Li, Egon Kirchenmayer, Zhu Sheng Chi, Hong Liu
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Publication number: 20230383641Abstract: A computer-implemented method for determining an operational property of a drill-rod borehole pump. A load-distance diagram with curve points for the pump is ascertained by an analysis device and provided as an operational load-distance diagram with operational curve points. In a training mode, a model load-distance diagram with respective model curve points is provided, and normalized to a specified reference variable, and for at least one sub-quantity of the model curve points, a model is generated and trained on the basis of a Kohonen network with elliptical Fourier descriptors. In an operating mode, the operational curve points are normalized to the reference variable, elliptical Fourier descriptors are determined for the operational curve points, and checked to determine a similarity between the elliptical Fourier descriptors of the operational curve points and the model of the Kohonen network, and if so, the operational property of the pump is determined.Type: ApplicationFiled: September 24, 2021Publication date: November 30, 2023Applicant: Siemens Energy Global GmbH & Co. KGInventors: Stefan Gschiel, Helmut Wimmer, Helmut Schnabl
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Patent number: 11826792Abstract: An apparatus and method for removing excess material, preferably a powder, from a cavity of a component, wherein the apparatus includes: a platform for retaining the component, preferably an additively manufactured component, a drive mechanism being coupled to the platform, wherein the drive mechanism is configured to rotate the component being retained by the platform independently around two orthogonal spatial directions and each with an unlimited angular deflection, an actuator for mechanically actuating the platform during a removal of the excess material, and a housing, defining a working space in which the excess material can be removed from the cavity, wherein the housing seals the working space against an environment, and wherein any electrical components for the drive mechanism are arranged out of the working space.Type: GrantFiled: May 6, 2019Date of Patent: November 28, 2023Assignee: SIEMENS ENERGY GLOBAL GMBH & CO. KGInventor: Yaroslav Lebed
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Publication number: 20230374898Abstract: A computer-implemented method for determining an operational property of a drill-rod borehole pump. A load-distance diagram with curve points for the pump is ascertained by an analysis device using a detection device and is provided as an operational load-distance diagram with operational curve points. Wherein in a training mode, a load-distance diagram model for the pump with model curve points is generated and trained on the basis of machine learning, at least two specified analysis regions are determined in the load-distance diagram model, and a reference point is ascertained from the model curve points of at least one region. In an operating mode for the operational load-distance diagram, a check is carried out to determine whether the at least one reference point is contained within the surface contained by the operational curve points, and if so, the operational property of the conveyor pump is determined therefrom.Type: ApplicationFiled: September 24, 2021Publication date: November 23, 2023Applicant: Siemens Energy Global GmbH & Co. KGInventors: Stefan Gschiel, Helmut Wimmer, Helmut Schnabl
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Publication number: 20230374682Abstract: An electrolysis device having at least one electrolytic cell and an electrolysis energy source connected to the at least one electrolytic cell. A method for operating an electrolysis device includes applying an electrical electrolysis current to at least one electrolytic cell of the electrolysis device during normal operation in order to perform electrolysis of a substance located in a reaction chamber of the electrolytic cell, and detecting the electrical electrolysis current by a sensor unit. A protective voltage is applied to at least one electrolytic cell according to the detected electrical electrolysis current, which protective voltage is provided individually for the at least one electrolytic cell.Type: ApplicationFiled: August 9, 2021Publication date: November 23, 2023Applicant: Siemens Energy Global GmbH & Co. KGInventor: Peter Utz
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Patent number: 11821093Abstract: A photovoltaic module has at least one solar cell, wherein the solar cell is enclosed by an encapsulation apparatus, and an electrolysis unit for dehumidifying the interior of the encapsulation apparatus. The electrolysis unit has a cathode, an anode, and an ion conductor connecting the cathode and the anode. The electrolysis unit is designed to cleave water in hydrogen and oxygen. A method for dehumidifying a photovoltaic module is accomplished by the electrolysis unit.Type: GrantFiled: December 17, 2020Date of Patent: November 21, 2023Assignee: Siemens Energy Global GmbH & Co. KGInventors: Maximilian Fleischer, Roland Pohle, Elfriede Simon, Oliver von Sicard
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Patent number: 11823822Abstract: An improved structural arrangement for mounting winding packages in the air core reactor is provided. Disclosed embodiments make use of structural properties, such as hoop tensile properties, of a filament roving 130 that may be arranged to surround structural features (e.g., inclined surfaces 108) formed in a disclosed mounting plate 110.Type: GrantFiled: November 12, 2020Date of Patent: November 21, 2023Assignee: SIEMENS ENERGY GLOBAL GMBH & CO. KGInventors: Kamran Khan, Andrew Lang
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Patent number: 11821629Abstract: A combustion chamber, in particular for a gas turbine, includes a support structure, a plurality of retaining elements fastened to the support structure, and a plurality of heat shield elements which jointly form a heat shield and which each have a hot gas side, a cold gas side and end faces which interconnect the hot gas side and the cold gas side, the retaining elements interlockingly engaging in recesses in the heat shield elements. The retaining elements each have at least two engagement portions for interlockingly engaging in the recesses in a heat shield element, which engagement portions are interconnected in a tensionally rigid manner and are tensionally rigid themselves. Spring elements extend between the support structure and the heat shield elements, which spring elements are designed in particular as leaf springs and effect a frictional connection between the engagement portions of the retaining elements and the heat shield elements.Type: GrantFiled: December 16, 2019Date of Patent: November 21, 2023Assignee: Siemens Energy Global GmbH & Co. KGInventors: Matthias Gralki, Claus Krusch, Daniel Schmidt
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Patent number: 11821435Abstract: Compressor rotor structure for turbomachinery, such as a compressor, is provided. Disclosed embodiments may involve a flow loop that at least in part flows through the interior of the tie bolt or by way of a venting arrangement that at least in part extends through one of the rotor shafts of the rotor structure. Disclosed embodiments may further benefit from seal elements that may be arranged to inhibit passage onto respective hirth couplings of the process fluid being processed by the compressor. In operation, the flow loop may be appropriately pressurized to keep any residual seal leakage that may develop in one or more of the seal elements from travelling onto the hirth couplings.Type: GrantFiled: July 2, 2020Date of Patent: November 21, 2023Assignee: SIEMENS ENERGY GLOBAL GMBH & CO. KGInventor: Kevin Miny
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Publication number: 20230366067Abstract: A Nickel-based alloy which includes (in wt %): Cobalt (Co) 27.0%-29.0%; Chrome (Cr) 16.0%-18.0%; Aluminum (Al) 11.6%-12.6%; Yttrium (Y) 0.3%-0.5%; Iron (Fe) 4.0%-5.0%; optionally Tantalum (Ta) 0.6%-0.8%; Molybdenum (Mo) 0.4%-0.6%; Silicon (Si) 0.4%-0.6%; and the rest Nickel (Ni).Type: ApplicationFiled: September 24, 2021Publication date: November 16, 2023Applicant: Siemens Energy Global GmbH & Co. KGInventor: Xin-Hai Li