General Electric Company

Ge Hybrid Technologies, LLC

Dolby Laboratories Corporation

Cytiva Sweden Ab

Ge Intellectual Property Licensing, LLC

Baker Hughes Oilfield Operations LLC

Ge Global Sourcing LLC

Savant Technologies LLC

General Electric Renovables Espana, S.l.

Deepak Aravind

Suma Memana Narayana Bhat

Viswanathan Kanakasabai

Adnan Kutubuddin Bohori

Arun Kumar Raghunathan

Somakumar Ramachandrapanicker

Karim Younsi

Prabhakar Neti

Jayanti Navilgone Ganesh

Herman Wiegman

Arvind Kumar Tiwari

Kapil Jha

Mahendra Madhukar Patil

Kasi Viswanadha Raju Gadiraju

Deepak Raj Sagi

Sukla Chandra

David Allan Torrey

Pradeep Vijayan

Nathaniel Benedict Hawes

Patel Bhageerath Reddy

Nagapriya Kavoori Sethumadhavan

Yan Pan

Sahika Genc

Xu Han

Chaitanya Ashok Baone

Kalpesh Singal

Andreas Axen

Naresh Acharya

Jeremy Daniel VanDam

Vishnu Mahadeva Iyer

Vaidhya Nath Venkitanarayanan

Hanish Lakhani

Shivakumar Selvaraj

Victor Jose

Veena B N Rao

Nityananda Maiya

Purbasha Halder

Saameera Simha Hindupur

Fredrik Lundström

Alagur Sahebagouda

Yashwanth Tummala

A detection device () includes a detection mat () having a plurality of detection coils (), and at least one pair of groups of detection coils (), the pair of groups of detection coils () includes first and second groups of detection coils (). The first and second group of detection coils () comprises first and second first and second impedance values. The detection device () includes one or more drive sub-systems () and a comparison sub-system (). The drive sub-systems () are operatively coupled to the detection mat () and configured to excite at least one pair of groups of detection coils (). The comparison sub-system () is operatively coupled to the detection mat () and configured to receive a differential current signal from the pair of groups of detection coils (), the comparison sub-system () is configured to generate a control signal based on the differential current signal.

Device, system and method for detection of a foreign object

A receiver unit of a wireless power transfer system is presented. The receiver unit includes a main receiver coil, a plurality of auxiliary receiver coils disposed about a central axis of the main receiver coil, and a receiver drive subunit. The receiver drive subunit includes a main converter operatively coupled to the main receiver coil and having a main output terminal. The receiver drive subunit may include a plurality of auxiliary converters operatively coupled to the plurality of auxiliary receiver coils. The plurality of auxiliary converters may be operatively coupled to each other to form an auxiliary output terminal coupled in series to the main output terminal to form a common output terminal. In some implementations, the receiver drive unit may be formed on a substrate of an integrated electronic component. The integrated electronic component may further include a communication subunit and a controller disposed.

Receiver unit of a wireless power transfer system

A wireless power transceiver (WPT) device is disclosed. The WPT device includes an energy module and a magnetic interfacing unit comprising a transceiver coil. Further, the WPT device includes a controller configured to generate one of a first control signal and a second control signal based on at least one first parameter of the energy module and at least one second parameter of one of a plurality of external devices. Also, the WPT device includes a bi-directional driver configured to transmit at least one of a first AC signal and a second AC signal through the transceiver coil if the first control signal is received from the controller, and receive at least one of the first AC signal and the second AC signal if the second control signal is received from the controller.

Wireless power transceiver device and an associated method thereof

This disclosure provides systems, devices, apparatus and methods, including computer programs encoded on storage media, for wireless power transmission. A wireless power transmission apparatus (such as a charging pad) may provide multiple wireless power signals to a wireless power receiving apparatus. The wireless power receiving apparatus may combine wireless power received from multiple secondary coils to provide a combined wireless power signal to a load, such as a battery charger or electronic device. In some implementations, each set of primary coil and secondary coil may utilize low power wireless power signals (such as 15 Watts or less) in accordance with a wireless charging standard. By combining wireless energy from multiple low power wireless power signals, the wireless power receiving apparatus may support higher power requirements of an electronic device. The disclosed designs may minimize electromagnetic interference (EMI) and provide greater efficiency of wireless power transfer.

Wireless power transmission using multiple transmitters and receivers

A method includes utilizing a detection device comprising a detection mat having a plurality of detection coils, and at least one pair of groups of detection coils having a first group of detection coils and a second group of detection coils, and where the first group of detection coils includes a first impedance value, and a second group of detection coils includes a second impedance value. The method further includes determining alignment parameters representative of electromagnetic coupling between at least one pair of groups of detection coils of the detection mat and an electromagnetic field generated by an apparatus coil, and comparing the alignment parameters with a reference. The method also includes generating a control signal indicative of an alignment position of the apparatus coil with respect to the detection mat based on the compared alignment parameters.

System and method for determining an alignment of an apparatus coil

A bio-processing system () for wirelessly powering one or more sensors (-) is presented. The system () includes bio-processing units (-), process supporting devices (-), energy sources (-), and sensors (-) including an energy harvesting unit () and an energy storage unit (). The system () includes a power management subsystem () wirelessly coupled to the sensors (-) and including a processor () configured to wirelessly monitor energy consumption of the sensors (-) and a level of energy stored in corresponding energy storage units (), select at least one sensor (-) based on the energy consumption of the sensors (-) and corresponding levels of energy stored in the energy storage units (), and identify at least one active energy source (-) as a power source, where the identified power source is configured to wirelessly transfer power to the selected sensor (-).

System and method for wirelessly powering a sensor in a bio-processing environment

This disclosure provides systems, devices, apparatus and methods, including computer programs encoded on storage media, for wireless power transmission. In accordance with this disclosure, a wireless power transmission apparatus (such as a charging pad) may support positional freedom such that a wireless power receiving apparatus may be charged regardless of positioning or orientation of the wireless power receiving apparatus. Various implementations include the use of multiple primary coils in a wireless power transmission apparatus. The multiple primary coils may be configured in a pattern, size, shape, or arrangement that enhances positional freedom. In some implementations, the placement of the multiple primary coils may optimize the size and distribution of electromagnetic fields that are available to charge a wireless power receiving apparatus.

Wireless power transmission apparatus with multiple controllers

A charging pad for charging one or more receiver devices is disclosed. The charging pad includes a power drive unit configured to generate a first AC voltage signal having a first frequency and a second AC voltage signal having a second frequency. Further, the charging pad includes a transmitting unit including a single power exchange coil coupled to the power drive unit, wherein the single power exchange coil includes a first coil segment configured to transmit the first AC voltage signal having the first frequency when the first AC voltage signal is received from the power drive unit. Also, the single power exchange coil includes a second coil segment configured to transmit the second AC voltage signal having the second frequency when the second AC voltage signal is received from the power drive unit.

Charging pad and a method for charging one or more receiver devices

A method includes measuring, by a flow sensor (), a flow rate of a permeate fluid () flowing through a filter () of a membrane filtration system (). Further, the method includes receiving, by a control unit (), the measured flow rate of the permeate fluid () and determining, by the control unit (), a first flux rate of the filter () based on the measured flow rate of the permeate fluid (). Furthermore, the method includes comparing, by the control unit (), the determined first flux rate with a first predetermined flux rate. Additionally, the method includes operating the membrane filtration system (), by the control unit (), in a normal mode or a flux tolerant mode based on the comparison of the determined first flux rate with the first predetermined flux rate. The flux tolerant mode of the membrane filtration system () is further based on a determined normalized water permeability value of the filter ().

System for filtration and associated method

A detection device includes a detection mat having a plurality of detection coils, and at least one pair of groups of detection coils, the pair of groups of detection coils includes first and second groups of detection coils. The first and second group of detection coils comprises first and second first and second impedance values. The detection device includes one or more drive sub-systems and a comparison sub-system. The drive sub-systems are operatively coupled to the detection mat and configured to excite at least one pair of groups of detection coils. The comparison sub-system is operatively coupled to the detection mat and configured to receive a differential current signal from the pair of groups of detection coils, the comparison subsystem is configured to generate a control signal based on the differential current signal.

A method for controlling a power output of a power generating unit includes receiving at least two measurement data sets from a location of integration of a power generating unit to an electrical grid. Each measurement data set includes a plurality of electrical parameters. The method further includes generating a grid model of the electrical grid based on the at least two measurement data sets. The grid model is characterized by an equivalent grid voltage and an equivalent grid impedance. The method further includes computing a strength value of the electrical grid based on the grid model, using the at least two measurement data sets. The method also includes controlling the power output of a power generating unit based on the strength value of the electrical grid.

System and method for controlling a power generating unit

The example embodiments are directed to a system and method for forecasting load flexibility of a power grid. In one example, the method includes receiving temperature values associated with temperature set points of a plurality of loads that are included on a power grid, forecasting a flexibility of the plurality of loads using a polynomial-time mixed-integer non-linear programming (MINLP) optimization based on the received temperature values for the plurality of loads, and outputting information about the forecasted flexibility for display to a display device. The MINLP optimization performs the forecasting of the load flexibility on a fine-grained basis in comparison to conventional methods and is still fast enough that it can be computed in real-time.

Power system load flexibility forecasting

Growing community of inventors

Bengaluru, India

Deepak Aravind