Patents by Inventor Cecilia Forssen
Cecilia Forssen 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: 11769626Abstract: An electromagnetic device comprises an enclosure, at least one winding in the interior of the enclosure, at least one wireless sensor attached to the winding for sensing at least one property or deficiency of the electromagnetic device and at least one active communication unit comprising transceiving circuitry and at least one antenna, wherein the transceiving circuitry is placed on the exterior of the enclosure and the least one antenna is placed inside the enclosure for communication with the at least one sensor, wherein the at least one sensor comprises at least one sensor attached to the winding, and wherein the at least one sensor attached to the winding is a printed electronic sensor comprising electronics printed on an insulating substrate, where the substrate faces the at least one winding.Type: GrantFiled: January 18, 2021Date of Patent: September 26, 2023Assignee: Hitachi Energy Switzerland AGInventors: Joachim Schiessling, Cecilia Forssén
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Publication number: 20230178297Abstract: An electromagnetic device comprises an enclosure, at least one winding in the interior of the enclosure, at least one wireless sensor attached to the winding for sensing at least one property or deficiency of the electromagnetic device and at least one active communication unit comprising transceiving circuitry and at least one antenna, wherein the transceiving circuitry is placed on the exterior of the enclosure and the least one antenna is placed inside the enclosure for communication with the at least one sensor, wherein the at least one sensor comprises at least one sensor attached to the winding, and wherein the at least one sensor attached to the winding is a printed electronic sensor comprising electronics printed on an insulating substrate, where the substrate faces the at least one winding.Type: ApplicationFiled: January 18, 2021Publication date: June 8, 2023Inventors: Joachim Schiessling, Cecilia Forssén
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Patent number: 11269002Abstract: A high-voltage lead-through device includes an insulator body having a solid exterior and including insulation, a main conductor passing therethrough, a sensor adjacent the main conductor inside the insulator body measuring a physical property of the device and a communication unit adjacent the main conductor outside the insulator body, wherein the main conductor has a first electric potential, a section of the solid exterior of the insulator body faces a second electric potential, the communication unit is connected to the sensor using a signal conductor as a first electrical communication medium and the communication unit employs a different communication medium for communicating with a data distribution device at a third electric potential.Type: GrantFiled: November 15, 2019Date of Patent: March 8, 2022Assignee: Hitachi Energy Switzerland AGInventors: Cecilia Forssén, Joachim Schiessling, Peter Sjöberg, Andrew Maxwell
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Publication number: 20210356509Abstract: A high-voltage lead-through device includes an insulator body having a solid exterior and including insulation, a main conductor passing therethrough, a sensor adjacent the main conductor inside the insulator body measuring a physical property of the device and a communication unit adjacent the main conductor outside the insulator body, wherein the main conductor has a first electric potential, a section of the solid exterior of the insulator body faces a second electric potential, the communication unit is connected to the sensor using a signal conductor as a first electrical communication medium and the communication unit employs a different communication medium for communicating with a data distribution device at a third electric potential.Type: ApplicationFiled: November 15, 2019Publication date: November 18, 2021Inventors: Cecilia Forssén, Joachim Schiessling, Peter Sjöberg, Andrew Maxwell
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Patent number: 11137293Abstract: A wound electrical component includes a wound body comprising a plurality of wound layers of an electrically insulating material around a longitudinal axis of the body. The component also includes at least one printed electronics sensor consisting of printed circuits on a flexible substrate. Each sensor is interleaved between two of the wound layers of the wound body.Type: GrantFiled: January 21, 2019Date of Patent: October 5, 2021Assignee: ABB Power Grids Switzerland AGInventors: Andrew Maxwell, Cecilia Forssen, Joachim Schiessling
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Publication number: 20210225595Abstract: The present disclosure relates to a wound electrical component comprising a wound body comprising a plurality of wound layers of a web of an electrically insulating material around a longitudinal axis of the body. The wound body comprises a plurality of electrically conducting layers of an electrically conducting material, each printed onto a respective separate area of the web in the wound body. An edge zone of at least one of the plurality of electrically conducting layers is connected to a printed high permittivity layer of a high permittivity material along said edge zone such that at least a part of the high permittivity layer extends, printed on the web, beyond the edge zone.Type: ApplicationFiled: May 29, 2019Publication date: July 22, 2021Inventors: Cecilia Forssen, Harald Martini, Joachim Schiessling, Nils Lavesson, Peter Dyreklev, Mats Sandberg
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Patent number: 11045998Abstract: A method for producing an electrical power device having an insulator. The method includes, by means of additive manufacturing, applying a polymeric insulating material forming part of the device. The method also includes, in a subsequent consolidation step, subjecting the insulator to elevated temperature and pressure during a predetermined time period to consolidate the insulator.Type: GrantFiled: February 6, 2018Date of Patent: June 29, 2021Assignee: ABB Power Grids Switzerland AGInventors: Harald Martini, Joachim Schiessling, Nils Lavesson, Cecilia Forssen, Håkan Faleke, Julia Viertel, Lukasz Matysiak, Jan Czyzewski, Roger Hedlund, Jens Rocks
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Patent number: 10937597Abstract: A high voltage capacitive device having: a non-impregnatable film having a plurality of physically separated regions each defined by a conductive coating provided on the non-impregnatable film, wherein the non-impregnatable film is wound in a plurality of turns to form a plurality of layers, wherein the regions are arranged in overlapping layers in the radial direction, wherein the non-impregnatable film forms a dielectric between adjacent layers of the regions, and wherein the conductive coating of at least some of the regions is provided with a plurality of first radial openings extending through the conductive coating to the non-impregnatable film, which delimits a radial extension of each first radial opening.Type: GrantFiled: June 19, 2018Date of Patent: March 2, 2021Assignee: ABB Schweiz AGInventors: Cecilia Forssen, Francisco Penayo, Joachim Schiessling, Nils Lavesson, Peter Sjöberg, Roger Hedlund, Ylva Granbom, Peter Dyreklev, Staffan Nordlinder
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Publication number: 20200378836Abstract: A wound electrical component includes a wound body comprising a plurality of wound layers of an electrically insulating material around a longitudinal axis of the body. The component also includes at least one printed electronics sensor consisting of printed circuits on a flexible substrate. Each sensor is interleaved between two of the wound layers of the wound body.Type: ApplicationFiled: January 21, 2019Publication date: December 3, 2020Inventors: Andrew MAXWELL, Cecilia FORSSEN, Joachim SCHIESSLING
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Publication number: 20200126732Abstract: A high voltage capacitive device having: a non-impregnatable film having a plurality of physically separated regions each defined by a conductive coating provided on the non-impregnatable film, wherein the non-impregnatable film is wound in a plurality of turns to form a plurality of layers, wherein the regions are arranged in overlapping layers in the radial direction, wherein the non-impregnatable film forms a dielectric between adjacent layers of the regions, and wherein the conductive coating of at least some of the regions is provided with a plurality of first radial openings extending through the conductive coating to the non-impregnatable film, which delimits a radial extension of each first radial opening.Type: ApplicationFiled: June 19, 2018Publication date: April 23, 2020Applicant: ABB Schweiz AGInventors: Cecilia Forssen, Francisco Penayo, Joachim Schiessling, Nils Lavesson, Peter Sjöberg, Roger Hedlund, Ylva Granbom, Peter Dyreklev, Staffan Nordlinder
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Publication number: 20190389126Abstract: A method for producing an electrical power device having an insulator. The method includes, by means of additive manufacturing, applying a polymeric insulating material forming part of the device. The method also includes, in a subsequent consolidation step, subjecting the insulator to elevated temperature and pressure during a predetermined time period to consolidate the insulator.Type: ApplicationFiled: February 6, 2018Publication date: December 26, 2019Inventors: Harald Martini, Joachim Schiessling, Nils Lavesson, Cecilia Forssen, Håkan Faleke, Julia Viertel, Lukasz Matysiak, Jan Czyzewski, Roger Hedlund, Jens Rocks
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Patent number: 8946552Abstract: A direct current cable termination apparatus for terminating a high voltage direct current cable, the apparatus includes a current-carrying device comprising a terminal portion of the direct current cable, the cable includes an electrical conductor, a circumferential electrically insulating layer located outside of the electrical conductor, and a circumferential conductive shield located outside of the insulating layer and the electrical conductor. The apparatus includes a housing having an outer shell, and the current-carrying device is adapted to extend in the axial direction of the outer shell. Along at least a part of the axial extension of the current-carrying device the outer shell extends axially with a space between its inner periphery and the current-carrying device.Type: GrantFiled: November 21, 2012Date of Patent: February 3, 2015Assignee: ABB Research Ltd.Inventors: Ming Li, Markus Saltzer, Uno Gafvert, Cecilia Forssen, Mikael Unge, Jorgen Svahn
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Patent number: 8754329Abstract: A direct current cable termination apparatus for terminating a high voltage direct current cable, the apparatus includes a current-carrying device including a terminal portion of the direct current cable, the cable including an electrical conductor, a electrically insulating layer located outside of the electrical conductor, and a conductive shield located outside of the insulating layer and the electrical conductor; and a housing including a tubular outer shell with an inner periphery and formed by an electrically insulating and polymer-containing material. The current-carrying device is adapted to extend in the axial direction of the outer shell. Along at least a part of the axial extension of the current-carrying device the outer shell extends axially with a space between its inner periphery and the current-carrying device. The housing is adapted to separate the space from an atmosphere outside the outer shell, and the space is filled with an electrically insulating fluid.Type: GrantFiled: November 21, 2012Date of Patent: June 17, 2014Assignee: ABB Research Ltd.Inventors: Ming Li, Markus Saltzer, Uno Gafvert, Cecilia Forssen, Mikael Unge
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Patent number: 8609987Abstract: A direct current cable termination apparatus for terminating a high voltage direct current cable, the apparatus includes a current-carrying device including a terminal portion of the direct current cable, the cable at least including an electrical conductor, a electrically insulating layer located outside of the electrical conductor, and a conductive shield located outside of the insulating layer and the electrical conductor. The apparatus includes a housing including a tubular outer shell with an inner periphery, the outer shell defining a longitudinal axis and being formed by an electrically insulating and polymer-containing material. The current-carrying device extends in the axial direction of the outer shell. Along at least a part of the axial extension of the current-carrying device the outer shell extends axially with a space between its inner periphery and the current-carrying device. The housing is adapted to separate the space from an atmosphere outside the outer shell.Type: GrantFiled: November 21, 2012Date of Patent: December 17, 2013Assignee: ABB Research Ltd.Inventors: Ming Li, Markus Saltzer, Uno Gafvert, Cecilia Forssen, Mikael Unge
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Patent number: 8525025Abstract: A direct current cable termination apparatus for terminating a high voltage direct current cable. The apparatus includes a current-carrying device including a terminal portion of the direct current cable, the cable including an electrical conductor, an electrically insulating layer located outside of the electrical conductor, and a conductive shield located outside of the insulating layer and the electrical conductor; and a housing including a tubular outer shell with an inner periphery and formed by an electrically insulating and polymer-containing material. The current-carrying device is adapted to extend in the axial direction of the outer shell. Along at least a part of the axial extension of the current-carrying device the outer shell extends axially with a space between its inner periphery and the current-carrying device.Type: GrantFiled: November 16, 2012Date of Patent: September 3, 2013Assignee: ABB Research Ltd.Inventors: Ming Li, Markus Saltzer, Uno Gafvert, Cecilia Forssen, Mikael Unge, Lise Donzel
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Publication number: 20130081851Abstract: A direct current cable termination apparatus for terminating a high voltage direct current cable, the apparatus includes a current-carrying device including a terminal portion of the direct current cable, the cable including an electrical conductor, a electrically insulating layer located outside of the electrical conductor, and a conductive shield located outside of the insulating layer and the electrical conductor; and a housing including a tubular outer shell with an inner periphery and formed by an electrically insulating and polymer-containing material. The current-carrying device is adapted to extend in the axial direction of the outer shell. Along at least a part of the axial extension of the current-carrying device the outer shell extends axially with a space between its inner periphery and the current-carrying device. The housing is adapted to separate the space from an atmosphere outside the outer shell, and the space is filled with an electrically insulating fluid.Type: ApplicationFiled: November 21, 2012Publication date: April 4, 2013Inventors: Ming Li, Markus Saltzer, Uno Gafvert, Cecilia Forssen, Mikael Unge
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Publication number: 20130081844Abstract: A direct current cable termination apparatus for terminating a high voltage direct current cable, the apparatus includes a current-carrying device including a terminal portion of the direct current cable, the cable at least including an electrical conductor, a electrically insulating layer located outside of the electrical conductor, and a conductive shield located outside of the insulating layer and the electrical conductor. The apparatus includes a housing including a tubular outer shell with an inner periphery, the outer shell defining a longitudinal axis and being formed by an electrically insulating and polymer-containing material. The current-carrying device extends in the axial direction of the outer shell. Along at least a part of the axial extension of the current-carrying device the outer shell extends axially with a space between its inner periphery and the current-carrying device. The housing is adapted to separate the space from an atmosphere outside the outer shell.Type: ApplicationFiled: November 21, 2012Publication date: April 4, 2013Inventors: Ming Li, Markus Saltzer, Uno Gafvert, Cecilia Forssen, Mikael Unge
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Publication number: 20130075124Abstract: A direct current cable termination apparatus for terminating a high voltage direct current cable, the apparatus includes a current-carrying device comprising a terminal portion of the direct current cable, the cable includes an electrical conductor, a circumferential electrically insulating layer located outside of the electrical conductor, and a circumferential conductive shield located outside of the insulating layer and the electrical conductor. The apparatus includes a housing having an outer shell, and the current-carrying device is adapted to extend in the axial direction of the outer shell. Along at least a part of the axial extension of the current-carrying device the outer shell extends axially with a space between its inner periphery and the current-carrying device.Type: ApplicationFiled: November 21, 2012Publication date: March 28, 2013Inventors: Ming Li, Markus Saltzer, Uno Gafvert, Cecilia Forssen, Mikael Unge, Jorgen Svahn
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Publication number: 20130078836Abstract: A direct current cable termination apparatus for terminating a high voltage direct current cable. The apparatus includes a current-carrying device including a terminal portion of the direct current cable, the cable including an electrical conductor, an electrically insulating layer located outside of the electrical conductor, and a conductive shield located outside of the insulating layer and the electrical conductor; and a housing including a tubular outer shell with an inner periphery and formed by an electrically insulating and polymer-containing material. The current-carrying device is adapted to extend in the axial direction of the outer shell. Along at least a part of the axial extension of the current-carrying device the outer shell extends axially with a space between its inner periphery and the current-carrying device.Type: ApplicationFiled: November 16, 2012Publication date: March 28, 2013Inventors: Ming Li, Markus Saltzer, Uno Gafvert, Cecilia Forssen, Mikael Unge, Lise Donzel