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

IPC: H02J50/10 ,  H02J50/40 ,  H02J3/02

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).

公开(公告)号：US20180313277A1

公开(公告)日：2018-11-01

申请号：US16023302

申请日：2018-06-29

Applicant: General Electric Company

Inventor： Arijit BANERJEE ,  Ajith Kuttainnair KUMAR ,  Arvind Kumar TIWARI ,  Rupam MUKHERJEE ,  Somakumar RAMACHANDRAPANICKER ,  Paul Lloyd FLYNN ,  Boyanapally SRILATHA

IPC: F02D29/06 ,  B60W20/50 ,  B60K6/46 ,  F02D41/00 ,  F02D41/14 ,  F02D41/22 ,  B60W30/20 ,  F02D41/28

CPC classification number: F02D29/06 ,  B60K6/46 ,  B60W20/50 ,  B60W2030/206 ,  F02D41/0097 ,  F02D41/1498 ,  F02D41/22 ,  F02D41/221 ,  F02D2041/288 ,  F02D2200/1004 ,  F02D2200/1006 ,  F02D2200/101 ,  F02D2200/1012 ,  F02D2250/24 ,  Y02T10/6217

Abstract: Methods and systems are provided for an engine. A condition of the engine may be diagnosed based on information provided by signals from a generator operationally connected to the engine and/or other signals associated with the engine. Different types of degradation may be distinguished based on discerning characteristics within the information. Thus, a degraded engine component may be identified in a manner that reduces service induced delay.

公开(公告)号：US20160043568A1

公开(公告)日：2016-02-11

申请号：US14807427

申请日：2015-07-23

Applicant: GENERAL ELECTRIC COMPANY

Inventor： Arun Kumar RAGHUNATHAN ,  Somakumar RAMACHANDRAPANICKER ,  Suma Memana Narayana BHAT ,  Satishbabu BHOGINENI

IPC: H02J5/00 ,  B60L11/18

CPC classification number: B60L11/182 ,  H02J5/005 ,  H02J7/025 ,  H02J50/12 ,  H02J50/50 ,  H02J50/80 ,  H02J50/90

Abstract: A contactless power transfer system is provided. The contactless power transfer system includes a first power exchanging coil configured to exchange power, a power mating coil operatively coupled to a switching unit, and a controller operatively coupled to the switching unit. The controller is configured to control switching operations of the switching unit to actively control a current in the power mating coil to match an impedance of the first power exchanging coil and enable the exchange of power.

Abstract translation: 提供非接触式电力传输系统。 非接触式电力传输系统包括被配置为交换电力的第一电力交换线圈，可操作地耦合到开关单元的电力配合线圈以及可操作地耦合到开关单元的控制器。 控制器被配置为控制开关单元的开关操作以主动地控制电力匹配线圈中的电流以匹配第一功率交换线圈的阻抗并且实现功率的交换。

公开(公告)号：US20200153283A1

公开(公告)日：2020-05-14

申请号：US16616914

申请日：2018-04-19

Applicant: General Electric Company

Inventor： Viswanathan KANAKASABAI ,  Suma Memana Narayana BHAT ,  Arun Kumar RAGHUNATHAN ,  Rahul BHUJADE ,  Satishbabu BHOGINENI ,  Somakumar RAMACHANDRAPANICKER

IPC: H02J50/12 ,  H02J7/02 ,  H02J50/60 ,  H02J50/90 ,  H02J50/40

Abstract: A wireless charging device (102) includes a driver unit (110) configured to generate one of a first AC voltage signal having a first frequency and a second AC voltage signal having a second frequency. Also, the wireless charging device (102) includes a transmitting unit (114) having a first coil (130) and a first capacitor (132) and configured to transmit the first AC voltage signal. Further, the transmitting unit (114) includes a second coil (134) and a second capacitor (136) and configured to transmit the second AC voltage signal. Additionally, the wireless charging device (102) includes a control unit (112) configured to detect a first receiver device (104) operating at the first frequency based on a change in a first voltage in the transmitting unit (114), and detect a second receiver device (106) operating at the second frequency based on a change in a second voltage in the transmitting unit (114).

公开(公告)号：US20200059121A1

公开(公告)日：2020-02-20

申请号：US16604481

申请日：2018-03-19

Applicant: GENERAL ELECTRIC COMPANY

Inventor： Sivabalan MOHAN ,  Somakumar RAMACHANDRAPANICKER ,  Kumar Arun RAGHUNATHAN ,  Rajendra NAIK ,  Kutubuddin Adnan BOHORI

IPC: H02J50/90 ,  H02J7/02 ,  H02J50/12 ,  G01V3/10

Abstract: A wireless charging device includes a power source (106) configured to generate a direct current (DC) voltage signal. Also, the wireless charging device includes a driver unit (108) configured to receive the DC voltage signal and convert the DC voltage signal to a first alternating current (AC) voltage signal. Further, the wireless charging device includes a transmitting unit (110) including a resonant capacitor (114) and a resonant coil (116), coupled to the driver unit (108), wherein the transmitting unit (110) is configured to receive and transmit the first AC voltage signal. Additionally, the wireless charging device includes a control unit (112) configured to detect a receiver device (104) based on a change in at least one of a capacitive voltage across the resonant capacitor (114) and an inductive voltage across the resonant coil (116) if the receiver device (104) is positioned within a predetermined distance from the transmitting unit (110).

公开(公告)号：US20200328705A1

公开(公告)日：2020-10-15

申请号：US16303712

申请日：2017-06-16

Applicant: General Electric Company

Inventor： Govardhan GANIREDDY ,  Amol Rajaram KOLWALKAR ,  Somakumar RAMACHANDRAPANICKER ,  Arvind Kumar TIWARI ,  Sharath Sridhar ARAMANEKOPPA ,  Subbarao TATIKONDA ,  Yashomani Y. KOLHATKAR

IPC: H02P9/00 ,  H02J3/46

Abstract: A power generation system is disclosed. The power generation system includes an engine coupled to a DFIG and a PV power source to supply a solar electrical power to the DFIG (108). The power generation system also includes a controller configured to operate the engine at a first operating speed corresponding to a first determined efficiency of the engine for a first desired level of an engine power in a first operating condition; or operate the engine at a second operating speed corresponding to a desired level of the second electrical power to be absorbed by a rotor winding and a second desired level of the engine power in a second operating condition, wherein the determined first efficiency is substantially close to a first maximum achievable efficiency of the engine. Method of operating the power generation system is also disclosed.

公开(公告)号：US20200244174A1

公开(公告)日：2020-07-30

申请号：US16616395

申请日：2018-04-19

Applicant: General Electric Company

Inventor： Viswanathan KANAKASABAI ,  Satishbabu BHOGINENI ,  Rahul BHUJADE ,  Arun RAGHUNATHAN ,  Suma Memana Narayana BHAT ,  Somakumar RAMACHANDRAPANICKER

IPC: H02M3/335 ,  H02J50/10 ,  H02J50/40 ,  H04B5/00 ,  H01F38/14

Abstract: A power transfer device (102) is disclosed. The power transfer device (102) includes a driver unit (108). The driver unit (108) includes a plurality of converters (112, 114, 116, 117) including a plurality of legs (118, 120, 122, 124, 125) coupled to each other, where at least one leg of each of the plurality of converters (112, 114, 116, 117) is common to another power converter of the plurality of converters (112, 114, 116, 117), and where each of the plurality of converters (112, 114, 116, 117) includes an output terminal (204, 206, 208, 210, 304, 406, 408). Further, the driver unit (108) includes at least one transmitter coil (110a, 110b, 110c, 110d), where the at least one transmitter coil (110a, 110b, 110c, 110d) is coupled to the corresponding output terminal (204, 206, 208, 210, 304, 406, 408).

公开(公告)号：US20200176990A1

公开(公告)日：2020-06-04

申请号：US16616409

申请日：2018-05-21

Applicant: General Electric Company

Inventor： Suma Memana Narayana BHAT ,  Viswanathan KANAKASABAI ,  Arun Kumar RAGHUNATHAN ,  Rahul BHUJADE ,  Satishbabu BHOGINENI ,  Somakumar RAMACHANDRAPANICKER

IPC: H02J3/34 ,  H02J50/12 ,  H02J5/00 ,  H02J50/90 ,  H02J50/70 ,  H02J50/40

Abstract: A transmitting assembly (114, 214, 334) configured to transmit electric power in a universal wireless charging device (102, 200, 302) is presented. The transmitting assembly (114, 214, 334) includes a first coil (116, 216, 316) embedded in a printed circuit board (220) and configured to transmit a first AC voltage signal having a first frequency. Also, the transmitting assembly (114, 214, 334) includes a second coil (118, 218, 318) disposed on the printed circuit board (220) and configured to transmit a second AC voltage signal having a second frequency, wherein the second frequency is different from the first frequency, and wherein the first AC voltage signal having the first frequency and the second AC voltage signal having the second frequency are used to wirelessly charge a plurality of receiver devices (104, 106) having different frequency standards.

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

IPC: H02J50/40 ,  H02J7/02 ,  H02J50/12 ,  H01F38/14

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).

公开(公告)号：US20190326769A1

公开(公告)日：2019-10-24

申请号：US16469525

申请日：2017-10-28

Applicant: GENERAL ELECTRIC COMPANY

Inventor： Viswanathan KANAKASABAI ,  Somakumar RAMACHANDRAPANICKER ,  Arun Kumar RAGHUNATHAN

IPC: H02J7/02 ,  H02J50/40 ,  H02J50/12

Abstract: A charging pad (104) includes a power drive unit (110) and a transmitting unit (112). The power drive unit (110) includes a first oscillator (114) to generate a first AC voltage signal having a first frequency, and a first amplifier (118) to amplify the first AC voltage signal. Also, the power drive unit (110) includes a second oscillator (116) to generate a second AC voltage signal having a second frequency, and a second amplifier (120) to amplify the second AC voltage signal. Additionally, the power drive unit (110) includes an adder (122) to combine the amplified first AC voltage signal and the amplified second AC voltage signal. Furthermore, the transmitting unit (112) includes a first frequency coil (150) configured to transmit the amplified first AC voltage signal having the first frequency, and a second frequency coil (152) configured to transmit the amplified second AC voltage signal having the second frequency.