General Electric Company

Haier US Appliance Solutions, Inc.

Christoph Boeld

Victor Donald Samper

Christian Friedrich Peter Rensch

Herbert Schaumberger

Ara Panosyan

Marko Klaus Baller

Ruben Julian Horvath-Klein

Stefan Schroeder

Uwe Liebscher

Christian Rensch

Mohamed Osama

Alexander Felix Fiseni

Francesco Papini

Xiaoting Dong

Ruben Julian Salvamoser

Siddharth Navinchandra Ashar

Xavier Franci

Rosa Castane Selga

Johann Hirzinger-Unterrainer

Mikhail Avramovich Avanesov

Adolfo Anta Martinez

Xavier Yvon André Franci

Systems and methods are provided for powering a pipeline inspection system. The system includes an induction generator extending along a radially curved plane. The induction generator having an outer surface and an opposing inner surface. The outer surface is positioned proximate to an inner surface area of a pipeline. The system also includes a controller circuit configured to generate a plurality of periodic waveform signals. The plurality of periodic waveform signals are received by the induction generator. The induction generator is configured to generate active power that charges an electric power source based on the plurality of periodic waveform signals and the inner surface area.

Power systems and methods for a pipeline inspection apparatus

A microfluidic device for storing a reagent includes a single unit includes a first portion having a reagent storage chamber configured to hold a reagent. The device also includes a second portion having a reaction chamber configured to support the reagent during a reaction process to form a product. The device also includes a valve configured to isolate the reagent storage compartment from the reaction chamber when the valve is in a closed state.

Systems and methods for reagent storage

A power generation system includes a generator operatively coupled to an engine for generating electrical power and supplying the electrical power to a grid. Further, the power generation system includes a resistive braking system operatively coupled between the generator and the grid. The resistive braking system includes a mechanical switch connected in parallel with a resistor, and a controller for, in response to a grid event, controlling power from the engine and operating the mechanical switch to redirect current between the mechanical switch and the parallel connected resistor.

Power generation system and method with resistive braking capability

A method of detecting a vibration node between a non-collocated sensor-actuator pair of a rotatable component includes applying an excitation signal to an actuator of the sensor actuator pair. The method also includes obtaining frequency response data from the sensor-actuator pair. The method further includes analyzing the frequency response data to ascertain a resonant frequency of the rotatable component. The method includes identifying a resonance/anti-resonance peak pair in the frequency response data for the non-collocated sensor-actuator pair. Furthermore, the method includes determining whether the vibration node is located between a sensor and the actuator of the non-collocated sensor-actuator pair based on the resonance/anti-resonance peak pair.

Method to detect vibration nodes between a sensor and an actuator in a rotatable component

One embodiment describes a rotary machine system, which includes a stator with a first tooth, a second tooth, a third tooth, and a fourth tooth; a first electromagnet that includes a first electromagnet wire wrapped around the second tooth and the third tooth and that generates a first magnetic field to attract a drive shaft; a first integrated position sensor, which includes a first sensor wire that carries a first current wrapped around the first tooth and the second tooth; a second integrated sensor, which includes a second sensor wire that carries a second current wrapped around the third tooth and the fourth tooth; and a controller that determines current position of the drive shaft based at least on change of inductance of the first sensor wire and the second sensor wire, and that instructs the first electromagnet to adjust magnitude of the first magnetic field based at least in part on the current position.

Self-sensing active magnetic bearing systems and methods

An electromagnetic braking system includes an electrically conductive disc coupled to a rotatable shaft of a power generation system for operating in an island mode. The rotatable shaft is operatively coupled between a prime mover and a generator for supplying power to an island grid. The electromagnetic braking system further includes a controller for receiving at least one status or synchronization signal and for generating a control signal based on the at least one signal and an inducting unit for applying an electromagnetic braking force on the electrically conductive disc when commanded by the control signal to regulate a rotational speed of the rotatable shaft.

Systems and methods for controlling acceleration of a power generator

A system including an electromagnetic braking system that has an eddy current brake. The eddy current brake includes an electrically conductive surface coupled to a shaft of a generator system, wherein the eddy current brake is configured to induce an electromagnetic force on the electrically conductive surface when powered. The electromagnetic braking system further includes a supercapacitor coupled to the eddy current brake, wherein the supercapacitor is configured to discharge to power the eddy current brake for the duration of a ride through event of the generator system, and the supercapacitor is configured to supply a threshold current to the eddy current brake within approximately 100 ms of a start of the ride through event.

System and method for generator braking

Techniques and devices are provided related to a handling system for cassettes for radiolabeled compound synthesis that include a magazine that is unshielded and that is configured to receive a plurality of microfluidic synthesis cassettes. In one embodiment, the plurality of microfluidic synthesis cassettes include nonradioactive reagents to generate a radiolabeled compound when reacted with a radioactive species. In this manner, a cassette handling device may be stored unshielded and may be coupled to a cassette handling platform to allow advancement of the plurality of microfluidic synthesis cassettes into the cassette handling platform and, in turn, a shielded radiosynthesis machine.

Microfluidic handling system

Devices and methods for electrochemical phase transfer utilize at least one electrode formed from either glassy carbon or a carbon and polymer composite. The device includes a device housing defining an inlet port (), an outlet port () and an elongate fluid passageway () extending therebetween. A capture electrode () and a counter electrode are positioned within said housing such that the fluid passageway extends between the capture and counter electrodes.

Electrochemical phase transfer devices and methods

A braking system includes a converter, a capacitor coupled to an output of the converter, a bridge coupled in parallel to the capacitor, and at least one inductor coupled to the bridge, an electrically conductive disc disposed proximate to the at least one inductor, and a switching unit controller for commanding the converter to convert a level of voltage supplied therefrom from a first voltage level to a second voltage level and thereby increase energy stored in the capacitor, and, upon receiving a brake command, commanding the bridge to ramp-up electrical current in the at least one inductor so as to induce an electromagnetic force on the electrically conductive disc.

System and method for improving response time of a braking unit

A method includes flowing a liquid into a channel of a microfluidic cassette filled with a gas. The channel includes an inlet section and an outlet section. The method also includes detecting the liquid, the gas, or a combination thereof at a measuring location within the inlet section. The measuring location has a first sensor that may detect a signal indicative of a presence of the liquid, the gas, or a combination thereof. The method also includes compressing the gas, determining a pressure change of the gas within the channel, and determining a volume of the liquid within the channel based on the pressure change of the gas.

Fluid transport in microfluidic applications with sensors for detecting fluid presence and pressure

Techniques and devices are provided related to insert assemblies that may be used in conjunction with microfluidic devices. In one embodiment, the insert assemblies include a functional material, such as a solid stationary phase, that may be coupled to a microfluidic pathway via the insert assembly. In this manner, solid stationary phase materials that may be challenging to directly apply to a microfluidic device may be separately enclosed inside the insert element prior to assembly into a microfluidic device, such as a microfluidic chip.

Insert assembly for a microfluidic device

A microfluidic chip includes a plurality of reagent sources for a feeding a plurality of reagents, each reagent source feeding a corresponding reagent among the plurality of reagents. A macro-chamber receives one or more reagents among the plurality of reagents from the plurality of reagent sources. A microfluidic reactor is coupled to the macro-chamber and the plurality of reagent sources and configured to receive two or more reagents among the plurality of reagents from at least one of the macro-chamber, the plurality of reagent sources, and react the two or more reagents to generate a reaction content.

Microfluidic chip and a related method thereof

A microfluidic device includes a plurality of reagent sources for a feeding a plurality of reagents, each reagent source feeding a corresponding reagent among the plurality of reagents. A macro-chamber receives one or more reagents among the plurality of reagents from the plurality of reagent sources. A microfluidic reactor is coupled to the macro-chamber and the plurality of reagent sources and configured to receive one or more reagents among the plurality of reagents from at least one of the macro-chamber, the plurality of reagent sources, and react the one or more reagents to generate reaction content. The macro-chamber is further configured to receive the reaction content from the microfluidic reactor. A system configured to control at least one of flow of a dry gas in and out of the macro-chamber, surface area of at least one of the one or more reagents, and the reaction content in the macro-chamber.

Growing community of inventors

Munich, Germany

Christoph Boeld