General Electric Patent Grants

Busbar

Granted: August 15, 2017
Patent Number: D794574

Display screen or portion thereof with graphical user interface

Granted: August 15, 2017
Patent Number: D794647

Stackable bioreactor for cell cultivation

Granted: August 15, 2017
Patent Number: D794822

System and method for lung assessment

Granted: August 15, 2017
Patent Number: 9730674
An example system includes a probe to generate ultrasound scans; a user interface to receive inputs from and to provide outputs to a user; and a controller to receive selection of an objective value for each of a plurality of lung sectors of a patient and present an objective lung assessment to the user through the user interface.

Device, system and method of automatic vessel access based on real time volumetric ultrasound

Granted: August 15, 2017
Patent Number: 9731066
An automatic vessel access device based on real time volumetric ultrasound is provided. The automatic vessel access device comprises a probe configured to generate a VOI image of a candidate vessel in a real time volume ultrasound scan mode, a control device coupled to the probe, and at least one motor coupled to the control device. The control device comprises at least one processing module configured to determine at least one control parameter based on the VOI image, and a driver…

Vacuum dip coating apparatus

Granted: August 15, 2017
Patent Number: 9731315
There is provided a dip coating apparatus that includes a sealed case assembly for containing at least one workpiece to be coated. The dip coating apparatus also includes an air pump communicated with the sealed case assembly, for pumping air from the sealed case assembly and injecting air into the sealed case assembly. Further, the dip coating apparatus includes a fresh coating solution container containing a coating solution, which is communicated with the sealed case assembly, for…

Method for enhanced cold steam turbine start in a supplementary fired multi gas turbine combined cycle plant

Granted: August 15, 2017
Patent Number: 9732635
A method for enhanced cold (or warm) steam turbine start in a supplementary fired multi-gas turbine combined cycle plant is disclosed. Boiler supplementary firing, which is normally used to increase steam flow when the plant gas turbine is at maximum load, is used to augment steam production with a partly loaded, temperature matched gas turbine. This is done to satisfy minimum required steam flow for a cold (or warm) steam turbine start. Lighting the supplementary firing burners in the…

Tuned cavity rotating detonation combustion system

Granted: August 15, 2017
Patent Number: 9732670
A tuned cavity rotating detonation combustion system includes a an annular chamber having an inlet and an outlet; a valve plate at the inlet of the annular chamber and comprising a plurality of openings spaced circumferentially around the inlet; a plurality of tubes each having an open end in communication with a corresponding opening of the valve plate and a closed end forming a tuned cavity, and a first opening between the open end and the closed end for injection of air; and a…

Method and system for gas turbine power augmentation using steam injection

Granted: August 15, 2017
Patent Number: 9732672
A method of augmenting power output by a gas turbine engine includes channeling fuel into the gas turbine engine at a predetermined fuel flow rate to generate a first power output. Steam is then injected into the gas turbine engine at a first steam flow rate, and a firing temperature bias is determined based at least on the first steam flow rate. The predetermined fuel flow rate is then adjusted based on the determined firing temperature bias such that the gas turbine engine generates a…

Method and system for water drainage in fuel system

Granted: August 15, 2017
Patent Number: 9732714
Methods and systems are provided for operating a vehicle including an engine and a fuel system. In one embodiment, a water drainage system for a fuel system comprises a fuel tank, a fuel-water separator in fluid communication with the fuel tank, and a purge tank in fluid communication with the fuel-water separator and the fuel tank, the purge tank separate from the fuel tank. The water drainage system further includes a fuel property sensor for detecting a presence of water and a purge…

Airfoil shape for a compressor

Granted: August 15, 2017
Patent Number: 9732761
An article of manufacture having a nominal airfoil profile substantially in accordance with Cartesian coordinate values of X, Y, and Z set forth in a scalable TABLE 1, wherein the Cartesian coordinate values of X, Y, and Z are non-dimensional values convertible to dimensional distances by multiplying the Cartesian coordinate values of X, Y, and Z by a number, and wherein X and Y are coordinates which, when connected by continuing arcs, define airfoil profile sections at each Z height,…

Male bayonet connector

Granted: August 15, 2017
Patent Number: 9732891
A releasable connection assembly for connecting tubing sections is disclosed. The assembly includes a dual lumen male bayonet connector and a female latch connector. The dual lumen male bayonet connector includes a first shaft and a second shaft, where each of the first and second shafts includes a distal sealing portion defining a sealing surface, a proximal coupling portion, and an annular channel. The female latch connector includes a proximal end, two sealing members and a distal…

Systems and methods for monitoring component strain

Granted: August 15, 2017
Patent Number: 9733062
A system for monitoring a component is provided. The system includes an electrical field scanner for analyzing an electrical field across a reference zone, and a processor in operable communication with the electrical field scanner. The reference zone may include a plurality of fiducials configured on the component to influence the electrical field. The processor may be operable for measuring an electrical field value along a mutually-orthogonal X-axis and Y-axis, assembling a zone…

System and method for inspecting turbine blades

Granted: August 15, 2017
Patent Number: 9733195
A system for inspecting surfaces of rotor blades for a surface characteristic. The system may include an assembly having a movable arm and, mounted on the movable arm, a scanner. A row of rotor blades may be positioned near the assembly for inspection. The row of rotor blades may include a plurality of the rotor blades circumferentially spaced about a center axis. The row of rotor blades and the assembly may be moved relative to the other so as to index the row of rotor blades relative…

Wireless sensor and method of interrogating thereof

Granted: August 15, 2017
Patent Number: 9733202
A wireless sensor array communication system includes a plurality of wireless sensors each including a resonant circuit that is excited by an RF pulse so as to provide a resonant energy proportional to a measurand being monitored. A transceiver of an interrogator system transmits RF pulses to each of the sensors to excite the resonant circuits therein and receives RF signals transmitted from each of the sensors that are indicative of the resonant energy provided by the resonant circuit.…

Sealed sodium-based thermal batteries and methods of sealing same

Granted: August 15, 2017
Patent Number: 9735401
The present application provides configurations, components, assemblies and methods for sealing cells of sodium-based thermal batteries, such as NaMx cells. In some embodiments the cells may include an integrated bridge member hermetically sealed to an electrically conductive case and a ceramic collar of the cell to hermetically seal an anodic chamber of the cell. In some embodiments the cells may include the ceramic collar hermetically sealed to an electrolyte separator tube of the cell…

Apparatus and method for axially spacing conductive rings of a slip ring assembly

Granted: August 15, 2017
Patent Number: 9735530
An apparatus for determining axial spacing between conductive rings of a slip ring assembly includes a signal generator that generates an incident signal, a plurality of conductive rings axially spaced along a shaft where the plurality of conductive rings includes a first conductive ring and a second conductive ring that are axially spaced at a first axial distance. The shaft and the plurality of conductive rings are submerged in a bath of a liquid or encased in an epoxy. A first twisted…

Systems and methods for managing power backfeed in uninterruptible power supply systems

Granted: August 15, 2017
Patent Number: 9735615
A system is provided. The system includes a plurality of uninterruptible power supplies (UPSs), a ring bus, and at least one controller communicatively coupled to the plurality of UPSs, the at least one controller configured to calculate an output voltage frequency for each UPS of the plurality of UPSs, wherein the output voltage frequency for a UPS of the plurality of UPSs is calculated based at least on a derivative of an average active output power of the UPS, and control operation of…

Systems and methods for providing increased fault current capability in uninterruptible power supply systems

Granted: August 15, 2017
Patent Number: 9735616
A system is provided. The system includes a ring bus, at least one voltage source, and a plurality of uninterruptible power supplies (UPSs) electrically coupled between the at least one voltage source and the ring bus, wherein at least one UPS of the plurality of UPSs includes an input, an output, a rectifier having a rectifier input and a rectifier output, an inverter having an inverter input and an inverter output, wherein the rectifier output is electrically coupled to the inverter…

Static exciter system for generators

Granted: August 15, 2017
Patent Number: 9735719
The present invention relates to the field of generator technology. It is an object of the invention to control the stability in an electric grid in which a plurality of generators are connected providing electric power to the grid. A static exciter system includes a control device for controlling the field voltage of the field winding of at least two generators connected to a grid system via a busbar.