Patents by Inventor Frank Cornelius
Frank Cornelius 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: 11984248Abstract: A transformer for use in a rail vehicle and/or for rail applications, including a core which is at least partially surrounded by at least one coil is, with regard to the objective of providing a transformer in which the geometry of a coil can be selected to be as variable as possible, characterized in that the core is produced from individual segments, wherein the total cross-sectional surface-area of the core is greater than or equal to the sum of the individual cross-sectional surface-areas of the segments and wherein at least two individual cross-sectional surface-areas differ from each other and/or from the total cross-sectional surface-area in terms of their size and/or geometric shape.Type: GrantFiled: November 7, 2018Date of Patent: May 14, 2024Assignee: HITACHI ENERGY LTDInventors: Frank Cornelius, Wolfgang Mönig
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Publication number: 20220149622Abstract: An arrangement includes an energy generator and an energy consumer. A voltage distribution line runs from the energy generator to the energy consumer. A transformer substation at a predefined location includes a line voltage regulator, which simultaneously controls the voltage of the voltage distribution line at the location of the transformer substation and supplies the electricity consumer with an appropriate voltage. The line voltage regulator regulates voltage levels in a space- and cost-saving manner, especially without building up a new transformer substation.Type: ApplicationFiled: February 15, 2019Publication date: May 12, 2022Inventors: Frank Cornelius, Tobias Asshauer
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Publication number: 20220044863Abstract: A dry transformer to be mounted on or under or in a vessel or means of transportation, in particular a rail car or power car of a train or a ship, includes at least one core and at least one winding. The winding surrounds the core and the core and the winding are parts of a coil. The coil and/or the core and/or the winding are mechanically connected to an outer support structure by at least one strut. The transformer is able to master the required typical dynamic loads in at least one direction in transportation applications, such as railway applications.Type: ApplicationFiled: October 22, 2019Publication date: February 10, 2022Inventors: Yong Wang, Wolfgang Mönig, Frank Cornelius, Jens Tepper
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Patent number: 10866604Abstract: A longitudinal voltage regulator includes: a voltage source for generating an additional voltage; and a transformer for coupling the additional voltage into an input voltage. The transformer both generates the additional voltage and couples the additional voltage into the input voltage. In an embodiment, the transformer has an input winding and an output winding.Type: GrantFiled: June 17, 2019Date of Patent: December 15, 2020Assignee: ABB POWER GRIDS SWITZERLAND AGInventors: Frank Cornelius, Martin Carlen
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Publication number: 20200357561Abstract: A transformer for use in a rail vehicle and/or for rail applications, including a core which is at least partially surrounded by at least one coil is, with regard to the objective of providing a transformer in which the geometry of a coil can be selected to be as variable as possible, characterized in that the core is produced from individual segments, wherein the total cross-sectional surface-area of the core is greater than or equal to the sum of the individual cross-sectional surface-areas of the segments and wherein at least two individual cross-sectional surface-areas differ from each other and/or from the total cross-sectional surface-area in terms of their size and/or geometric shape.Type: ApplicationFiled: November 7, 2018Publication date: November 12, 2020Inventors: Frank Cornelius, Wolfgang Mönig
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Publication number: 20190302814Abstract: A longitudinal voltage regulator includes: a voltage source for generating an additional voltage; and a transformer for coupling the additional voltage into an input voltage. The transformer both generates the additional voltage and couples the additional voltage into the input voltage. In an embodiment, the transformer has an input winding and an output winding.Type: ApplicationFiled: June 17, 2019Publication date: October 3, 2019Inventors: Frank Cornelius, Martin Carlen
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Patent number: 9618950Abstract: According to an embodiment, the invention provides a voltage control system for medium voltage applications. The voltage control system provides a booster-transformer and a feeder-transformer, each of the booster-transformer and the feeder-transformer having a respective primary winding and a secondary winding, wherein the secondary winding of the feeder-transformer is electrically connected with the primary winding of the booster-transformer by an intermediate circuit. The voltage control system also includes a connection device configured to connect the secondary winding of the booster transformer with an electrical energy supply network in order that the secondary winding of the booster transformer is connected in series with a transmission line having a voltage that is to be controlled.Type: GrantFiled: September 15, 2015Date of Patent: April 11, 2017Assignee: ABB SCHWEIZ AGInventors: Martin Carlen, Irma Buschmann, Frank Cornelius, Jens Tepper, Benjamin Weber, Yong Wang
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Patent number: 9583252Abstract: A transformer and a method of manufacturing a transformer are disclosed. The transformer can include a transformer core with at least three core limbs which are arranged in parallel with respect to one another and perpendicular to corner points of an area spanned by a polygon, and wherein axial end regions of each of the at least three core limbs transition into a respective yoke segment arranged transversely with respect to the axial end regions. Main windings can be arranged around each of the at least three core limbs in a hollow-cylindrical winding region. A magnetic cross section of a respective core limb can be greater than a magnetic cross section of the respective yoke segment. Additional windings can be electrically connected to a respective main winding and can be arranged around each of the respective yoke segments.Type: GrantFiled: October 15, 2014Date of Patent: February 28, 2017Assignee: ABB Schweiz AGInventors: Benjamin Weber, Frank Cornelius, Jiahua Zhang, Martin Carlen, Thorsten Steinmetz
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Patent number: 9449755Abstract: An exemplary arrangement includes blocks arranged between the inner winding, the individual barriers and the outer winding in order to maintain defined spacing's along the circumference. At least two coils are arranged axially one above the other on a common core limb. Each coil has at least two windings arranged radially one above the other and barriers are provided between the windings. The barriers of adjacent coils are radially offset with respect to one another, and the edge regions of the barriers engage one another in a comb-like manner.Type: GrantFiled: September 21, 2012Date of Patent: September 20, 2016Assignee: ABB TECHNOLOGY AGInventors: Benjamin Weber, Bhavesh Patel, Burak Esenlik, Frank Cornelius, Marcos Bockholt, Jens Tepper
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Publication number: 20160077534Abstract: According to an embodiment, the invention provides a voltage control system for medium voltage applications. The voltage control system provides a booster-transformer and a feeder-transformer, each of the booster-transformer and the feeder-transformer having a respective primary winding and a secondary winding, wherein the secondary winding of the feeder-transformer is electrically connected with the primary winding of the booster-transformer by an intermediate circuit. The voltage control system also includes a connection device configured to connect the secondary winding of the booster transformer with an electrical energy supply network in order that the secondary winding of the booster transformer is connected in series with a transmission line having a voltage that is to be controlled.Type: ApplicationFiled: September 15, 2015Publication date: March 17, 2016Inventors: Martin Carlen, Irma Buschmann, Frank Cornelius, Jens Tepper, Benjamin Weber, Yong Wang
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Publication number: 20160071644Abstract: A coil assembly for a dry high-voltage transformer, having at least one coil with hollow cylindrical electrical winding and with taps, wherein the coil is surrounded at least on its radial outer surface by stiff insulation material, wherein a tap-changer is casted on the outer surface of the insulation material, which is electrically connected to the taps, wherein the electrical connection of at least some of the taps is guided at least in part through the insulation material. The tap-changer may be surrounded by a casting material.Type: ApplicationFiled: April 9, 2014Publication date: March 10, 2016Inventors: Frank Cornelius, Magdalena Ostrogorska
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Patent number: 9214265Abstract: A single- or multi-phase dry-type transformer includes at least two coils. A barrier between phases made of an electrically insulating material is arranged in the intermediate space between the individual coils.Type: GrantFiled: January 9, 2013Date of Patent: December 15, 2015Assignee: ABB TECHNOLOGY AGInventors: Benjamin Weber, Bhavesh Patel, Burak Esenlik, Frank Cornelius, Marcos Bockholt, Jens Tepper, Rafael Murillo, Carlos Roy
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Patent number: 9208939Abstract: At least two winding modules nested hollow-cylindrically one inside the other and extending around a common winding axis, wherein said winding modules are spaced radially apart from one another within at least one hollow-cylindrical cooling channel arranged therebetween by means of insulation strips, wherein the insulation strips have a cross-sectional form which avoid a surface profile radially with respect to the winding axis, the insulation strips including one of a fiber-reinforced epoxy, polyester resin, or from an unreinforced thermoplastic material.Type: GrantFiled: July 3, 2013Date of Patent: December 8, 2015Assignee: ABB TECHNOLOGY AGInventors: Benjamin Weber, Bhavesh Patel, Burak Esenlik, Frank Cornelius, Marcos Bockholt, Jens Tepper
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Patent number: 9196407Abstract: A transformer winding device, a method and a transformer are disclosed. The transformer winding winding device includes a rotary device configured to extend along an axis of rotation and configured to receive a transformer winding to be wound, at least one device configured to provide a plurality of insulation strips, and a comb-like guide device. The comb-like device is configured to deflect the plurality of insulation strips into at least one common winding plane and fed parallel to one another, at an angle to an axis of rotation, to the transformer winding to be wound. The comb-like guide device can include at least a first guide device element for a first group of insulation strips and a second guide device element for a second group of insulation strips, wherein the first and second guide device elements are offset with respect to one another in terms of axial length.Type: GrantFiled: November 22, 2013Date of Patent: November 24, 2015Assignee: ABB TECHNOLOGY AGInventors: Marcos Bockholt, Frank Cornelius, Burak Esenlik, Bhavesh Patel, Jens Tepper, Benjamin Weber
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Patent number: 9171662Abstract: A dry-type transformer heater includes a closed housing, and at least one transformer winding arranged in the housing. The at least one transformer winding includes at least one corresponding winding conductor and a corresponding insulation layer surrounding the transformer winding, respectively. In addition to the respective winding conductor, at least one coil heating wire is provided in at least one of the insulation layer and on the surface of the insulation layer to input thermal power into the respective insulation layer.Type: GrantFiled: October 11, 2013Date of Patent: October 27, 2015Assignee: ABB TECHNOLOGY AGInventors: Marcos Bockholt, Frank Cornelius, Jens Tepper, Burak Esenlik, Bhavesch Patel, Benjamin Weber
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Patent number: 9105389Abstract: The disclosure is related to a dry transformer, which includes a transformer core with at least two parallel limbs and upper and lower yokes, and at least two hollow cylindrical coils, each arranged as neighbored coils around a limb of the at least two parallel limbs. A cooling system can include at least one wall-like diaphragm in-between the neighbored coils, which is in parallel to the orientation of the limbs.Type: GrantFiled: July 12, 2013Date of Patent: August 11, 2015Assignee: ABB TECHNOLOGY AGInventors: Marcos Bockholt, Frank Cornelius, Jens Tepper, Burak Esenlik, Bhavesch Patel, Benjamin Weber, Arthouros Iordanidis, Jasmin Smajic, Thorsten Steinmetz, Bernardo Galletti
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Publication number: 20150170821Abstract: An exemplary transformer includes a transformer core having at least one core limb, a main winding arranged around a respective core limb in a hollow-cylinder-like winding region, and an auxiliary winding, which is electrically connected to the main winding and is arranged close to the core. The cross-section of at least one of the core limb and a core yoke formed of the transformer core has in a cross-sectional plane transverse to an extent of said core limb or said core yoke, at least two regions which are separated by an aperture, and at least one turn of the respective auxiliary winding is passed through the aperture.Type: ApplicationFiled: February 26, 2015Publication date: June 18, 2015Applicant: ABB TECHNOLOGY ABInventors: Frank Cornelius, Jiahua Zhang, Benjamin Weber, Martin Carlen, Thorsten Steinmetz
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Publication number: 20150109085Abstract: A transformer and a method of manufacturing a transformer are disclosed. The transformer can include a transformer core with at least three core limbs which are arranged in parallel with respect to one another and perpendicular to corner points of an area spanned by a polygon, and wherein axial end regions of each of the at least three core limbs transition into a respective yoke segment arranged transversely with respect to the axial end regions. Main windings can be arranged around each of the at least three core limbs in a hollow-cylindrical winding region. A magnetic cross section of a respective core limb can be greater than a magnetic cross section of the respective yoke segment. Additional windings can be electrically connected to a respective main winding and can be arranged around each of the respective yoke segments.Type: ApplicationFiled: October 15, 2014Publication date: April 23, 2015Applicant: ABB Technology AGInventors: Benjamin WEBER, Frank CORNELIUS, Jiahua ZHANG, Martin CARLEN, Thorsten STEINMETZ
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Patent number: 8952777Abstract: A transformer winding, having at least two multi-layered winding modules, which are connected electrically in series, extend about a common winding axis, and are nested one inside the other hollow-cylindrically, at least one cooling channel, which is arranged along the common winding axis hollow-cylindrically between the winding modules, and a flat electrical shield is provided within the at least one cooling channel at least sectionally along the radial circumference thereof, wherein the electrical shield extends over approximately the entire axial length and through which electrical shield the electrical capacitance distribution in the transformer winding connected electrically in series is influenced.Type: GrantFiled: March 5, 2013Date of Patent: February 10, 2015Assignee: ABB Technology AGInventors: Benjamin Weber Weber, Bhavesh Patel, Burak Esenlik, Frank Cornelius, Marcos Bockholt, Jens Tepper
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Patent number: 8692643Abstract: An exemplary transformer winding including at least two hollow-cylindrical, axially adjacent winding modules, which are arranged about a common winding axis and have an electrical conductor wound in layers, and a common electrical insulting layer, through which the winding modules are enveloped. The insulating layer has at least one annular, radial depression or annular, radial elevation, which is salient transversely to the winding axis on the radial outer face of said insulating layer.Type: GrantFiled: July 3, 2013Date of Patent: April 8, 2014Assignee: ABB Technology AGInventors: Benjamin Weber, Bhavesh Patel, Burak Esenlik, Frank Cornelius, Marcos Bockholt, Jens Tepper, Karl-Heinz Zillmann