Patents by Inventor Hans Laurberg

Hans Laurberg 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).

  • Publication number: 20230030710
    Abstract: A spreader tool is provided for spreading viscous material on the surface, for example an edge, of a wind turbine blade. The spreader tool comprises at least one bendable spreader wing, for example provided as a fin-ray construction, for pressing a flexible band against a curved section of the blade and for dragging viscous material along it by the flexible band during movement of the spreader tool along the blade surface. The spreader tool is advantageously part of a robot system used to work the surface of the blade.
    Type: Application
    Filed: August 9, 2022
    Publication date: February 2, 2023
    Inventors: Hans LAURBERG, Martin Huus BJERGE, Andre MIKKELSEN, Troels Askholm ANDERSEN, Matthias STEFANSSON
  • Patent number: 11548026
    Abstract: A dispenser tool (42) is provided with multiple cartridges for dispensing viscous material onto the surface (5?) of a wind turbine blade (5). The dispenser tool (42) is advantageously part of a robot system used to work the surface (5?) of the blade (5). The system is configured for bringing the nozzle of a selected cartridge into the vicinity of the surface (5?) and orienting the dispenser tool (42) relatively to the surface (5?) such that the nozzle (46) of the corresponding selected cartridge (44) is at the surface (5?) for providing viscous material onto the surface (5?) from the selected cartridge (44) while moving the nozzle (46) along the surface (5?).
    Type: Grant
    Filed: October 2, 2018
    Date of Patent: January 10, 2023
    Assignee: ROPE ROBOTICS APS
    Inventors: Hans Laurberg, Martin Huus Bjerge, André Mikkelsen, Troels Askholm Andersen, Matthias Stefansson
  • Patent number: 11486367
    Abstract: A spreader tool is provided for spreading viscous material on the surface (5?), for example an edge (5?), of a wind turbine blade (5). The spreader tool (52) comprises at least one bendable spreader wing (54A, 54B), for example provided as a fin-ray construction, for pressing a flexible band (53) against a curved section of the blade (5) and for dragging viscous material along it by the flexible band during movement of the spreader tool (52) along the blade (5) surface (5?). The spreader tool is advantageously part of a robot system used to work the surface (5?) of the blade (5).
    Type: Grant
    Filed: October 2, 2018
    Date of Patent: November 1, 2022
    Assignee: Rope Robotics ApS
    Inventors: Hans Laurberg, Martin Huus Bjerge, André Mikkelsen, Troels Askholm Andersen, Matthias Stefansson
  • Publication number: 20200318619
    Abstract: A spreader tool is provided for spreading viscous material on the surface (5), for example an edge (5?), of a wind turbine blade (5). The spreader tool (52) comprises at least one bendable spreader wing (54A, 54B), for example provided as a fin-ray construction, for pressing a flexible band (53) against a curved section of the blade (5) and for dragging viscous material along it by the flexible band during movement of the spreader tool (52) along the blade (5) surface (5?). The spreader tool is advantageously part of a robot system used to work the surface (5?) of the blade (5).
    Type: Application
    Filed: October 2, 2018
    Publication date: October 8, 2020
    Inventors: Hans LAURBERG, Martin Huus BJERGE, André MIKKELSEN, Troels Askholm ANDERSEN, Matthias STEFANSSON
  • Publication number: 20200238324
    Abstract: A dispenser tool (42) is provided with multiple cartridges for dispensing viscous material onto the surface (5?) of a wind turbine blade (5). The dispenser tool (42) is advantageously part of a robot system used to work the surface (5?) of the blade (5). The system is configured for bringing the nozzle of a selected cartridge into the vicinity of the surface (5?) and orienting the dispenser tool (42) relatively to the surface (5?) such that the nozzle (46) of the corresponding selected cartridge (44) is at the surface (5?) for providing viscous material onto the surface (5?) from the selected cartridge (44) while moving the nozzle (46) along the surface (5?).
    Type: Application
    Filed: October 2, 2018
    Publication date: July 30, 2020
    Inventors: Hans LAURBERG, Martin Huus BJERGE, André MIKKELSEN, Troels Askholm ANDERSEN, Matthias STEFANSSON
  • Publication number: 20190249649
    Abstract: A system, a method and a tool kit are provided including an apparatus on a wire, for example for cleaning or repairing a wind turbine blade. The apparatus includes a base and an arm, the arm extending from the base and including a remote end, the remote end and the base, each including an attachment device for securing to a surface.
    Type: Application
    Filed: July 7, 2017
    Publication date: August 15, 2019
    Inventors: MARTIN HUUS BJERGE, HANS LAURBERG
  • Patent number: 9726437
    Abstract: A thermal energy storage and recovery device is provided including a container having a first fluid terminal for inserting heat transfer medium into the interior of the container and a second fluid terminal for extracting heat transfer medium from the interior of the container, a heat storage material for receiving thermal energy from the heat transfer medium when in a first operational mode and releasing thermal energy to the heat transfer medium when in a second operational mode, and a plurality of enclosures each filled at least partially with a part of the heat storage material. The enclosures are spatially arranged within the container so a flow of the heat transfer medium is guidable between the first and second fluid terminals and a direct thermal contact between the heat transfer medium and the enclosures is achievable as the heat transfer medium flows between the first and second fluid terminals.
    Type: Grant
    Filed: September 4, 2012
    Date of Patent: August 8, 2017
    Assignee: SIEMENS AKTIENGESELLSCHAFT
    Inventors: Hans Laurberg, Henrik Stiesdal
  • Patent number: 9683550
    Abstract: A method for operating a wind turbine is provided. At least one temperature information indicating the temperature of at least one component of the wind turbine is generated. The temperature information is used for determining at least one material property information indicating at least one component specific, temperature dependent mechanical property of the respective component. At least one operational parameter of the wind turbine is adjusted in consideration of the at least one material property information.
    Type: Grant
    Filed: November 6, 2012
    Date of Patent: June 20, 2017
    Assignee: SIEMENS AKTIENGESELLSCHAFT
    Inventor: Hans Laurberg
  • Patent number: 9546641
    Abstract: A device for facilitating handling of a wind turbine blade is provided. The device includes an inflatable member adapted to be arranged at the wind turbine blade such that the inflatable member covers at least a part of the wind turbine blade, wherein, when the inflatable member is arranged at the wind turbine blade and inflated, an aerodynamic drag coefficient of the wind turbine blade with the arranged inflatable member is less than an aerodynamic drag coefficient of the wind turbine blade. Further, there is described a system for handling a wind turbine blade, and a method of facilitating handling of a wind turbine blade.
    Type: Grant
    Filed: May 20, 2013
    Date of Patent: January 17, 2017
    Assignee: SIEMENS AKTIENGESELLSCHAFT
    Inventors: Peter Loevenskjold Falkenberg, Hans Laurberg
  • Patent number: 9394884
    Abstract: A method of operating a wind turbine and a wind turbine employing this method are provided. The method includes measuring an operating temperature in a plurality of components of the wind turbine yielding a plurality of measured operating temperatures. Each measured operating temperature is subtracted from a predefined maximum allowable operating temperature for the corresponding component of the wind turbine thereby yielding a plurality of operating temperature margins. A minimum operating temperature margin among the plurality of operating temperature margins is determined and at least one operating parameter of the wind turbine is set in accordance with the minimum operating temperature margin.
    Type: Grant
    Filed: July 31, 2013
    Date of Patent: July 19, 2016
    Assignee: SIEMENS AKTIENGESELLSCHAFT
    Inventor: Hans Laurberg
  • Patent number: 9316206
    Abstract: A method of determining a common blade frequency of a rotor of a wind turbine is provided. The method includes measuring a vibration quantity representative of a vibration of a component of the wind turbine, and determining the common blade frequency based the measured vibration quantity.
    Type: Grant
    Filed: August 18, 2011
    Date of Patent: April 19, 2016
    Assignee: SIEMENS AKTIENGESELLSCHAFT
    Inventor: Hans Laurberg
  • Patent number: 9249779
    Abstract: A method for controlling a wind turbine with a rotor and at least one rotor blade, and a control unit are disclosed. The method is characterized in adjusting a pitch angle of the rotor blade and determining the limit of an input value based on the adjusted pitch angle, wherein the input value includes information about the turbine rotational speed.
    Type: Grant
    Filed: December 18, 2012
    Date of Patent: February 2, 2016
    Assignee: SIEMENS AKTIENGESELLSCHAFT
    Inventors: Martin Huus Bjerge, Per Egedal, Gustav Hoegh, Ramakrishnan Krishna, Hans Laurberg
  • Patent number: 9133828
    Abstract: A method for determining a mass change at a rotating blade of a wind turbine is provided. The method includes measuring a vibration quantity representative of a vibration of the wind turbine, measuring an azimuthal quantity representative of a rotation angle of the blade, determining a frequency quantity representative of a vibration frequency of the blade from the vibration quantity and the azimuthal quantity, and determining the mass change at the blade based on the frequency quantity.
    Type: Grant
    Filed: June 15, 2010
    Date of Patent: September 15, 2015
    Assignee: SIEMENS AKTIENGESELLSCHAFT
    Inventors: Per Egedal, Hans Laurberg
  • Patent number: 8941253
    Abstract: A method for operating a wind turbine which includes a rotor hub supporting a rotor blade includes: a) detecting changes in the aerodynamic performance of the rotor blade; b) determining a first control rule; c) determining a first power output information indicating a first power output based on the first control rule; d) changing an operational parameter and choosing a second control rule such that the first control rule is replaced by the second control rule; e) determining a second power output information indicating a second power output based on the second control rule. c) comparing the first and second power output information. If the second power output exceeds the first power output, repeating a)-f) with the second control rule being used as the first control rule in b); otherwise repeating a)-f) a different second control rule is applied in d).
    Type: Grant
    Filed: February 8, 2013
    Date of Patent: January 27, 2015
    Assignee: Siemens Aktiengesellschaft
    Inventors: Per Moelhave Christiansen, Thomas Esbensen, Hans Laurberg, Johnny Rieper
  • Publication number: 20140284021
    Abstract: A thermal energy storage and recovery device is provided including a container having a first fluid terminal for inserting heat transfer medium into the interior of the container and a second fluid terminal for extracting heat transfer medium from the interior of the container, a heat storage material for receiving thermal energy from the heat transfer medium when in a first operational mode and releasing thermal energy to the heat transfer medium when in a second operational mode, and a plurality of enclosures each filled at least partially with a part of the heat storage material. The enclosures are spatially arranged within the container so a flow of the heat transfer medium is guidable between the first and second fluid terminals and a direct thermal contact between the heat transfer medium and the enclosures is achievable as the heat transfer medium flows between the first and second fluid terminals.
    Type: Application
    Filed: September 4, 2012
    Publication date: September 25, 2014
    Applicant: SIEMENS AKTIENGESELLSCHAFT
    Inventors: Hans Laurberg, Henrik Stiesdal
  • Publication number: 20140190659
    Abstract: A thermal energy storage and recovery arrangement is provided. The arrangement has a first thermal energy storage, a compression and expansion unit coupled thereto, and a second thermal energy storage coupled to the compression and expansion unit. The first and second thermal energy storage are adapted to work at a temperature equal to or higher than ambient temperature. In a charging mode, the first thermal energy storage is adapted for receiving and releasing thermal energy to a received working medium. The compression and expansion unit is adapted for receiving and compressing the working medium from the first thermal energy storage. The second thermal energy storage is adapted for receiving the compressed working medium and thermal energy therefrom and storing at least part of this energy. The compression and expansion unit is adapted for receiving the compressed working medium from the second thermal energy storage and expanding the compressed working medium.
    Type: Application
    Filed: September 3, 2012
    Publication date: July 10, 2014
    Applicant: SIEMENS AKTIENGESELLSCHAFT
    Inventor: Hans Laurberg
  • Publication number: 20140056706
    Abstract: A method of operating a wind turbine and a wind turbine employing this method are provided. The method includes measuring an operating temperature in a plurality of components of the wind turbine yielding a plurality of measured operating temperatures. Each measured operating temperature is subtracted from a predefined maximum allowable operating temperature for the corresponding component of the wind turbine thereby yielding a plurality of operating temperature margins. A minimum operating temperature margin among the plurality of operating temperature margins is determined and at least one operating parameter of the wind turbine is set in accordance with the minimum operating temperature margin.
    Type: Application
    Filed: July 31, 2013
    Publication date: February 27, 2014
    Inventor: Hans Laurberg
  • Publication number: 20140020465
    Abstract: Provided is an arrangement for monitoring movements of components of a wind turbine, which includes a nacelle supported at an upper end of a tower, a rotor including wind turbine blades, and a hub section, at which the rotor is mounted. The arrangement is arrangeable in the hub section and includes an accelerometer adapted to measure a first acceleration of the hub section in a first direction and a second acceleration in a second direction, an azimuth angle measuring element to measure the azimuth angle of the rotor, an estimation unit to estimate movements, in a direction transversal to a wind direction, of components of the wind turbine based on the azimuth angle, the first acceleration and the second acceleration, and a monitoring unit to monitor the movements of the components of the wind turbine based on a signal received from the estimation unit being indicative for the estimated movements.
    Type: Application
    Filed: July 23, 2013
    Publication date: January 23, 2014
    Inventor: Hans Laurberg
  • Publication number: 20130323007
    Abstract: A device for facilitating handling of a wind turbine blade is provided. The device includes an inflatable member adapted to be arranged at the wind turbine blade such that the inflatable member covers at least a part of the wind turbine blade, wherein, when the inflatable member is arranged at the wind turbine blade and inflated, an aerodynamic drag coefficient of the wind turbine blade with the arranged inflatable member is less than an aerodynamic drag coefficient of the wind turbine blade. Further, there is described a system for handling a wind turbine blade, and a method of facilitating handling of a wind turbine blade.
    Type: Application
    Filed: May 20, 2013
    Publication date: December 5, 2013
    Inventors: Peter Loevenskjold Falkenberg, Hans Laurberg
  • Publication number: 20130264823
    Abstract: A method for operating a wind turbine which includes a rotor hub supporting a rotor blade is disclosed. The method includes: a) detecting changes in the aerodynamic performance of the rotor blade; b) determining a first control rule; c) determining a first power output information indicating a first power output based on the first control rule; d) changing an operational parameter and choosing a second control rule such that the first control rule is replaced by the second control rule; e) determining a second power output information indicating a second power output based on the second control rule. c) comparing the first and second power output information. If the second power output exceeds the first power output, repeating a)-f) with the second control rule being used as the first control rule in b); otherwise repeating a)-f), whereby a different second control rule is applied in d).
    Type: Application
    Filed: February 8, 2013
    Publication date: October 10, 2013
    Inventors: Per Moelhave Christiansen, Thomas Esbensen, Hans Laurberg, Johnny Rieper