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公开(公告)号:US20180287382A1
公开(公告)日:2018-10-04
申请号:US15477696
申请日:2017-04-03
Applicant: General Electric Company
Inventor: Sahika GENC , Deepak ARAVIND , Yan PAN , Naresh ACHARYA , Chaitanya Ashok BAONE
Abstract: 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.
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公开(公告)号:US20200274390A1
公开(公告)日:2020-08-27
申请号:US16604593
申请日:2018-03-16
Applicant: GENERAL ELECTRIC COMPANY
Inventor: Suma Memana Narayana BHAT , Somakumar RAMACHANDRAPANICKER , Arun Kumar RAGHUNATHAN , Viswanathan KANAKASABAI , Deepak ARAVIND
Abstract: A wireless power transceiver (WPT) device (102) is disclosed. The WPT device (102) includes an energy module (110) and a magnetic interfacing unit (114) comprising a transceiver coil (128). Further, the WPT device (102) includes a controller (116) 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 (110) and at least one second parameter of one of a plurality of external devices (104). Also, the WPT device (102) includes a bi-directional driver (112) configured to transmit at least one of a first AC signal and a second AC signal through the transceiver coil (128) if the first control signal is received from the controller (116), 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 (116).
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公开(公告)号:US20180041066A1
公开(公告)日:2018-02-08
申请号:US15668067
申请日:2017-08-03
Applicant: General Electric Company
Inventor: Pradeep VIJAYAN , Somakumar RAMACHANDRAPANICKER , Deepak ARAVIND , Arun Kumar RAGHUNATHAN , VIshnu MAHADEVA IYER
Abstract: A charging pad for charging one or more receiver devices is disclosed. The charging pad includes at least one first resonator coil operable at a first frequency band and at least one second resonator coil operable at a second frequency band. Further, the charging pad includes at least one exciter coil magnetically coupled to the at least one first resonator coil and the at least one second resonator coil. In addition, the charging pad includes an excitation unit operationally coupled to the at least one exciter coil and configured to drive the at least one first resonator coil and the at least one second resonator coil via the at least one exciter coil.
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公开(公告)号:US20180041065A1
公开(公告)日:2018-02-08
申请号:US15667444
申请日:2017-08-02
Applicant: General Electric Company
Inventor: Pradeep VIJAYAN , Somakumar RAMACHANDRAPANICKER , Deepak ARAVIND , Arun Kumar RAGHUNATHAN , Vishnu Mahadeva IYER
IPC: H02J7/02 , H02M7/5387 , H01F38/14 , H02J50/40 , H02J50/10
CPC classification number: H02J7/025 , H01F38/14 , H02J50/10 , H02J50/40 , H02M7/53871
Abstract: A charging pad for charging one or more receiver devices is disclosed. The charging pad includes at least one first frequency coil operable at a first frequency band. Further, the charging pad includes at least one second frequency coil operable at a second frequency band different from the first frequency band. Also, the charging pad includes an excitation unit operationally coupled to the at least one first frequency coil and the at least one second frequency coil and configured to drive the at least one first frequency coil and the at least one second frequency coil.
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公开(公告)号:US20190131795A1
公开(公告)日:2019-05-02
申请号:US16309494
申请日:2017-06-21
Applicant: GENERAL ELECTRIC COMPANY
Inventor: Kasi Viswanadha Raju GADIRAJU , Deepak ARAVIND , Deepak Raj SAGI
Abstract: 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.
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公开(公告)号:US20200083753A1
公开(公告)日:2020-03-12
申请号:US16469538
申请日:2017-10-27
Applicant: General Electric Company
Inventor: Suma Memana Narayana BHAT , Deepak ARAVIND , Somakumar RAMACHANDRAPANICKER , Arun Kumar RAGHUNATHAN
Abstract: A charging pad (130) for charging one or more receiver devices (106, 108) is disclosed. The charging pad (130) includes a power drive unit (110) 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 (130) includes a transmitting unit (114) including a single power exchange coil (120) coupled to the power drive unit (110), wherein the single power exchange coil (120) includes a first coil segment (212) 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 (110). Also, the single power exchange coil (120) includes a second coil segment (214) 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 (110).
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公开(公告)号:US20180323664A1
公开(公告)日:2018-11-08
申请号:US15586336
申请日:2017-05-04
Applicant: General Electric Company
Inventor: Patel Bhageerath REDDY , Deepak ARAVIND
Abstract: An electric machine is presented. The electric machine includes a stator. The electric machine further includes rotor disposed adjacent to the stator. The rotor includes a rotor core, a plurality of permanent magnets disposed in contact with the rotor core, a plurality of permanent magnets disposed in contact with the rotor core to modulate torque exerted on the rotor.
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公开(公告)号:US20180123398A1
公开(公告)日:2018-05-03
申请号:US15794524
申请日:2017-10-26
Applicant: GENERAL ELECTRIC COMPANY
Inventor: Kapil JHA , Arun Kumar RAGHUNATHAN , Arvind Kumar TIWARI , Deepak ARAVIND
CPC classification number: H02J50/12 , H02J7/025 , H02J50/80 , H02M3/33569 , H02M3/337 , Y02B70/1433
Abstract: A wireless power transfer system is disclosed. The wireless power transfer system includes a first converting unit for converting a first DC voltage of an input power to a first AC voltage, a contactless power transfer unit for transmitting the input power having the first AC voltage, and a second converting unit for transmitting the power having a second DC voltage corresponding to the first AC voltage to an electric load. Additionally, the wireless power transfer system includes an active voltage tuning unit for controlling the second DC voltage based on a difference between the second DC voltage and a reference voltage and at least one among a difference between the resonant frequency and the constant operating frequency and a difference between a phase angle of the first AC voltage and a phase angle of an AC current.
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