Patents by Inventor Biao Fang

Biao Fang 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).

  • Patent number: 9556851
    Abstract: A system for reducing vibration in a wind turbine includes a mass structure having at least one hole extending therethrough; a rod having a top threaded portion, an upper level stop disposed on or below the threaded portion, and a fixed lower level stop disposed below the upper level stop. The mass structure has a designed weight and shape that, in combination with the adjustable axial distance between the upper level stop and the lower level stop, is designed to provide a properly tuned system for a particular frequency. A base having an aperture designed for receipt of the lower level stop therein is configured for attachment to a component of the wind turbine.
    Type: Grant
    Filed: April 3, 2013
    Date of Patent: January 31, 2017
    Assignee: General Electric Company
    Inventors: Farong Zhu, Munishwar Ahuja, Biao Fang
  • Patent number: 9394715
    Abstract: The present subject matter is directed to a lattice tower covering and/or assembly for a wind turbine. The lattice tower assembly includes a plurality of structural members connected together to define an open lattice tower. The structural members include a plurality of supports and a plurality of inner and outer cross-support members. The inner and outer cross-support members are connected between the supports so as to define one or more openings. The lattice tower assembly also includes a tower covering having one or more panel elements retained in position between the supports. Further, the panel elements are configured with an exterior side of the outer cross-support members so as to cover at least a portion of one or more of the openings. In addition, the lattice tower covering includes a surface area defined by the plurality of supports and the one or more panel elements.
    Type: Grant
    Filed: April 28, 2015
    Date of Patent: July 19, 2016
    Assignee: General Electric Company
    Inventors: Biao Fang, Robert Allan Phelps, David Drue Oliphant, William Clark Weber
  • Patent number: 9145785
    Abstract: The present application provides an aerodynamic seal assembly for use with a turbo-machine. The aerodynamic seal assembly may include a number of springs, a shoe connected to the springs, and a secondary seal positioned about the springs and the shoe.
    Type: Grant
    Filed: March 4, 2011
    Date of Patent: September 29, 2015
    Assignee: General Electric Company
    Inventors: Rahul Anil Bidkar, Christopher Wolfe, Biao Fang
  • Publication number: 20150247334
    Abstract: The present subject matter is directed to a lattice tower covering and/or assembly for a wind turbine. The lattice tower assembly includes a plurality of structural members connected together to define an open lattice tower. The structural members include a plurality of supports and a plurality of inner and outer cross-support members. The inner and outer cross-support members are connected between the supports so as to define one or more openings. The lattice tower assembly also includes a tower covering having one or more panel elements retained in position between the supports. Further, the panel elements are configured with an exterior side of the outer cross-support members so as to cover at least a portion of one or more of the openings. In addition, the lattice tower covering includes a surface area defined by the plurality of supports and the one or more panel elements.
    Type: Application
    Filed: April 28, 2015
    Publication date: September 3, 2015
    Inventors: Biao Fang, Robert Allan Phelps, David Drue Oliphant, William Clark Weber
  • Publication number: 20150167644
    Abstract: The present subject matter is directed to a lattice tower covering and/or assembly for a wind turbine. The lattice tower assembly includes a plurality of structural members connected together to define an open lattice tower. The structural members include a plurality of supports, a plurality of inner cross-support members, and a plurality of outer cross-support members. The inner and outer cross-support members are connected between the supports so as to define one or more openings. The lattice tower covering includes one or more panel elements. Each of the panel elements are retained in position between the supports and cover at least a portion of one or more of the openings. Further, the lattice tower covering has a surface area defined by the plurality of supports and the one or more panel elements.
    Type: Application
    Filed: December 18, 2013
    Publication date: June 18, 2015
    Applicant: General Electric Company
    Inventors: Biao Fang, Robert Allan Phelps, David Drue Oliphant, William Clark Weber
  • Patent number: 9038348
    Abstract: The present subject matter is directed to a lattice tower covering and/or assembly for a wind turbine. The lattice tower assembly includes a plurality of structural members connected together to define an open lattice tower. The structural members include a plurality of supports, a plurality of inner cross-support members, and a plurality of outer cross-support members. The inner and outer cross-support members are connected between the supports so as to define one or more openings. The lattice tower covering includes one or more panel elements. Each of the panel elements are retained in position between the supports and cover at least a portion of one or more of the openings. Further, the lattice tower covering has a surface area defined by the plurality of supports and the one or more panel elements.
    Type: Grant
    Filed: December 18, 2013
    Date of Patent: May 26, 2015
    Assignee: General Electric Company
    Inventors: Biao Fang, Robert Allan Phelps, David Drue Oliphant, William Clark Weber
  • Publication number: 20140301846
    Abstract: A system for reducing vibration in a wind turbine includes a mass structure having at least one hole extending therethrough; a rod having a top threaded portion, an upper level stop disposed on or below the threaded portion, and a fixed lower level stop disposed below the upper level stop. The mass structure has a designed weight and shape that, in combination with the adjustable axial distance between the upper level stop and the lower level stop, is designed to provide a properly tuned system for a particular frequency. A base having an aperture designed for receipt of the lower level stop therein is configured for attachment to a component of the wind turbine.
    Type: Application
    Filed: April 3, 2013
    Publication date: October 9, 2014
    Applicant: General Electric Company
    Inventors: Farong Zhu, Munishwar Ahuja, Biao Fang
  • Patent number: 8728599
    Abstract: This disclosure details methods and techniques for inhibiting natural gas hydrate formation in gas conduits. In one embodiment, an article is provided which comprises (a) a gas conduit defining a gas flow channel; (b) an interior surface of the gas conduit; (c) a hydrate inhibiting coating on the interior surface, wherein the coating comprises: (i) component A, a one- or two-part room temperature vulcanizable polyorganosiloxane composition comprising a surface-treated filler, a condensation catalyst, and a crosslinking agent; and any reaction products thereof; and optionally (ii) component B, a hydrate release-enhancing proportion of at least one polyorganosiloxane comprising one or more silanol or alkoxy-silyl groups and comprising from about 10 weight percent to about 85 weight percent of at least one hydroxy-terminated or alkoxy-terminated polyoxyalkylenealkyl radical; and optionally (iii) any reaction products thereof.
    Type: Grant
    Filed: October 26, 2011
    Date of Patent: May 20, 2014
    Assignee: General Electric Company
    Inventors: Biao Fang, Omprakash Samudrala, Ambarish Jayant Kulkarni, David Bruce Hall, Roderick Mark Lusted, Matthew David Butts, Shyam Sivaramakrishnan, Paul Russell Wilson, Mark Howard Giammattei, Christopher Edward Wolfe
  • Publication number: 20140119937
    Abstract: A rotor blade for a wind turbine includes an internal support structure extending span-wise from a blade root to a blade tip. A plurality of ribs are fixed to and spaced along the internal support structure, with each rib extending in a generally chord-wise direction and having a generally aerodynamic blade contour. A plurality of chord-wise oriented fabric strips are affixed to the ribs in a tensioned state, wherein the fabric strips define an aerodynamic outer skin of the rotor blade.
    Type: Application
    Filed: October 31, 2012
    Publication date: May 1, 2014
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Biao Fang, Steven Haines Olson, Wendy Wen-Ling Lin, Sriram Krishnamurthy, Balaji Haridasu, Prakash Kashiram Jadhav, Subbareddy Daggumati, Suresh Subramanian, Scott Roger Finn, Udit Kulmi, Vasan Churchill Srinivasan Chandrasekaran
  • Publication number: 20140119933
    Abstract: A rotor blade for a wind turbine includes an internal support structure including a plurality of fixed, spaced support members extending in a chord-wise and span-wise direction and defining a generally aerodynamic contour of the rotor blade. A plurality of the support members have an outer surface with a longitudinally extending slot defined therein. A plurality of fabric strips are attached over the internal support structure in a tensioned state and define an aerodynamic outer skin. The fabric strips extend over and are attached to the support members with a longitudinally extending insert member that presses the fabric strips into the slot and lockingly engages within the slot.
    Type: Application
    Filed: October 31, 2012
    Publication date: May 1, 2014
    Applicant: General Electric Company
    Inventors: Bharat Bagepalli, Wendy Wen-Ling Lin, Biao Fang, Fulton Jose Lopez, Sriram Krishnamurthy
  • Publication number: 20130264775
    Abstract: A sealing assembly is provided. The sealing assembly includes a foil disposed circumferentially around a rotating component and configured to provide primary sealing to the rotating component between high pressure and low pressure sides and a spring system disposed adjacent to the foil. The spring system includes a plurality of features to facilitate foil surface to follow excursions of the rotating component, wherein the plurality of features provide secondary sealing from the high pressure to the low pressure sides between the foil and a stationary component.
    Type: Application
    Filed: May 31, 2013
    Publication date: October 10, 2013
    Inventors: Christopher Edward Wolfe, Biao Fang, Bugra Han Ertas, Kartik Mangudi Varadarajan, Michael Vincent Drexel, Mohsen Salehi
  • Patent number: 8532244
    Abstract: A boiling water reactor includes a reactor pressure vessel having a feedwater inlet for the introduction of recycled steam condensate and/or makeup coolant into the vessel, and a steam outlet for the discharge of produced steam for appropriate work. A fuel core is located within a lower area of the pressure vessel. The fuel core is surrounded by a core shroud spaced inward from the wall of the pressure vessel to provide an annular downcomer forming a coolant flow path between the vessel wall and the core shroud. A probe system that includes a combination of conductivity/resistivity probes and/or one or more time-domain reflectometer (TDR) probes is at least partially located within the downcomer. The probe system measures the coolant level and flow velocity within the downcomer.
    Type: Grant
    Filed: June 14, 2007
    Date of Patent: September 10, 2013
    Assignee: General Electric Company
    Inventors: Bruce William Brisson, William Guy Morris, Danian Zheng, David James Monk, Biao Fang, Cheryl Margaret Surman, David Deloyd Anderson
  • Publication number: 20130223964
    Abstract: A system and associated method are provided for lifting tower-top components from ground level to atop a wind turbine tower. A platform assembly is configured at least partially around a base of the wind turbine tower. Lifting cables are connected to the platform assembly and run to the top of the wind turbine tower and back down to ground. The platform assembly has a forward loading portion configured for securement of a tower-top component intended to be lifted to atop the wind turbine tower, wherein the platform assembly is engaged around the wind turbine tower and lifted by the cables to a position adjacent the top of the wind turbine tower for transfer of the tower-top component.
    Type: Application
    Filed: February 27, 2012
    Publication date: August 29, 2013
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Danian Zheng, Biao Fang, Yan Liu, Aaron Mark Scott
  • Publication number: 20130105027
    Abstract: This disclosure details methods and techniques for inhibiting natural gas hydrate formation in gas conduits. In one embodiment, an article is provided which comprises (a) a gas conduit defining a gas flow channel; (b) an interior surface of the gas conduit; (c) a hydrate inhibiting coating on the interior surface, wherein the coating comprises: (i) component A, a one- or two-part room temperature vulcanizable polyorganosiloxane composition comprising a surface-treated filler, a condensation catalyst, and a crosslinking agent; and any reaction products thereof; and optionally (ii) component B, a hydrate release-enhancing proportion of at least one polyorganosiloxane comprising one or more silanol or alkoxy-silyl groups and comprising from about 10 weight percent to about 85 weight percent of at least one hydroxy-terminated or alkoxy-terminated polyoxyalkylenealkyl radical; and optionally (iii) any reaction products thereof.
    Type: Application
    Filed: October 26, 2011
    Publication date: May 2, 2013
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Biao Fang, Omprakash Samudrala, Ambarish Jayant Kulkarni, David Bruce Hall, Roderick Mark Lusted, Matthew David Butts, Shyam Sivaramakrishnan, Paul Russell Wilson, Mark Howard Giammattei, Christopher Edward Wolfe
  • Patent number: 8430628
    Abstract: A pressure balance seal includes a sealing surface facing an inward radial direction, and a stator interface comprising at least one surface interfacing with a stator. The pressure balance seal further includes a friction reducing feature. The friction reducing feature includes a cavity on the sealing surface. The cavity is configured to receive a fluid such that a normal force acting on the pressure balance seal is counterbalanced by a force generated by a pressure of the fluid.
    Type: Grant
    Filed: December 4, 2009
    Date of Patent: April 30, 2013
    Assignee: General Electric Company
    Inventors: Norman Arnold Turnquist, Keith Michael Parker, Xiaoqing Zheng, Rodrigo Rodriguez Erdmenger, Robbert Christiaan Pannekeet, Alexander Kimberley Simpson, Biao Fang
  • Patent number: 8393118
    Abstract: A wind turbine lattice tower structure includes a plurality of structural members connected together to define an open lattice tower, with the structural members including vertical leg members and diagonal braces extending between the vertical leg members. Pairs of the diagonal braces form cross braces having an intersection point therebetween. A damping bolt connection assembly is provides at the intersection point of the cross braces and is configured to attach the cross braces together at the intersection point while providing for relative movement of each individual cross brace along a defined longitudinal section of the other respective cross brace.
    Type: Grant
    Filed: December 22, 2011
    Date of Patent: March 12, 2013
    Assignee: General Electric Company
    Inventors: Biao Fang, Huageng Luo
  • Patent number: 8316615
    Abstract: A tower assembly for use with a modular tower is provided. The tower assembly includes a plurality of assembly panels each including a pair of opposing circumferential edges, and, a plurality of connectors for use in coupling adjacent assembly panels of the plurality of assembly panels to one another, each connector of the plurality of connectors including an outer flange, an inner flange, and a spacer extending therebetween, the outer flange is spaced a distance from the inner flange such that a first slot and a second slot are defined between the outer and inner flanges, each of the first and the second slots is sized to receive one of the assembly panel circumferential edges therein to enable the adjacent assembly panels to be coupled to one another.
    Type: Grant
    Filed: January 19, 2011
    Date of Patent: November 27, 2012
    Assignee: General Electric Company
    Inventors: Balaji Haridasu, Biao Fang, Danian Zheng
  • Publication number: 20120223483
    Abstract: The present application provides an aerodynamic seal assembly for use with a turbo-machine. The aerodynamic seal assembly may include a number of springs, a shoe connected to the springs, and a secondary seal positioned about the springs and the shoe.
    Type: Application
    Filed: March 4, 2011
    Publication date: September 6, 2012
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Rahul Anil Bidkar, Christopher Wolfe, Biao Fang
  • Publication number: 20120137623
    Abstract: A structural section for a tower mast and a method for manufacturing the section. The section comprises a sheet comprising a first end, a second end and a body disposed between the first end and the second end. A plurality of profiles are formed within the body, each profile comprising a deformation offset from the body. A fastener is configured to contact the first end to the second end to facilitate forming the body about a longitudinal axis and facilitate radially positioning the plurality of profiles around the longitudinal axis.
    Type: Application
    Filed: October 5, 2011
    Publication date: June 7, 2012
    Inventors: Balaji Haridasu, Biao Fang, Nageswara Rao Pujari
  • Publication number: 20120131877
    Abstract: A wind turbine lattice tower structure includes a plurality of structural members connected together to define an open lattice tower, with the structural members including vertical leg members and diagonal braces extending between the vertical leg members. Pairs of the diagonal braces form cross braces having an intersection point therebetween. A damping bolt connection assembly is provides at the intersection point of the cross braces and is configured to attach the cross braces together at the intersection point while providing for relative movement of each individual cross brace along a defined longitudinal section of the other respective cross brace.
    Type: Application
    Filed: December 22, 2011
    Publication date: May 31, 2012
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Biao Fang, Huageng Luo