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21.发明授权公开(公告)号：US11075545B2
公开(公告)日：2021-07-27
申请号：US16528306
申请日：2019-07-31
Applicant: General Electric Company
Inventor： Kapil Jha , Arun Kumar Raghunathan , Arvind Kumar Tiwari , Deepak Aravind
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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公开(公告)号：US20210138917A1
公开(公告)日：2021-05-13
申请号：US17046574
申请日：2019-04-17
Applicant: General Electric Company
Inventor： Viswanathan Kanakasabai , Deepak Aravind , Suma Memana Narayana Bhat , Adnan Kutubuddin Bohori
IPC: B60L53/124 , G01V3/10 , H02J50/10
Abstract: A detection device (100) includes a detection mat (102) having a plurality of detection coils (106), and at least one pair of groups of detection coils (106), the pair of groups of detection coils (106) includes first and second groups of detection coils (106). The first and second group of detection coils (106) comprises first and second first and second impedance values. The detection device (100) includes one or more drive sub-systems (112) and a comparison sub-system (112). The drive sub-systems (112) are operatively coupled to the detection mat (102) and configured to excite at least one pair of groups of detection coils (106). The comparison sub-system (114) is operatively coupled to the detection mat (102) and configured to receive a differential current signal from the pair of groups of detection coils (106), the comparison sub-system (114) is configured to generate a control signal based on the differential current signal.
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公开(公告)号：US10985611B2
公开(公告)日：2021-04-20
申请号：US16379933
申请日：2019-04-10
Applicant: General Electric Company
Inventor： Deepak Raj Sagi , Kasi Viswanadha Raju Gadiraju , Deepak Aravind , Vaidhya Nath Venkitanarayanan
IPC: H02J13/00 , G05B19/042 , H02J3/38
Abstract: A method for estimating grid strength of a power grid connected to a renewable energy farm having a plurality of renewable energy power systems includes measuring, at least, a voltage, an active power, and a reactive power at a point of interconnection of the renewable energy farm to the power grid. The method also includes determining a sensitivity of the voltage to at least one of the active power or the reactive power at the point of interconnection. Further, the method includes determining the grid strength of the power grid as a function of the sensitivity of the voltage to at least one of the active power or the reactive power at the point of interconnection. In addition, the method includes dynamically determining at least one of an active power command or a reactive power command for the renewable energy farm at the point of interconnection based on the grid strength. Moreover, the method includes distributing at least one of the active power command or the reactive power command to individual controllers of the plurality of renewable energy power systems and a farm-level controller of the renewable energy farm.
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公开(公告)号：US20210078426A1
公开(公告)日：2021-03-18
申请号：US17048424
申请日：2019-04-17
Applicant: General Electric Company
Inventor： Suma Memana Narayana Bhat , Deepak Aravind , Viswanathan Kanakasabai , Adnan Kutubuddin Bohori
Abstract: A method (500) includes utilizing (502) 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 (504) 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 (506) the alignment parameters with a reference. The method also includes generating (508) a control signal indicative of an alignment position of the apparatus coil with respect to the detection mat based on the compared alignment parameters.
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公开(公告)号：US10819259B2
公开(公告)日：2020-10-27
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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Patent Agency Ranking
公开(公告)号：US20190302711A1
公开(公告)日：2019-10-03
申请号：US15941067
申请日：2018-03-30
Applicant: GENERAL ELECTRIC COMPANY
Inventor： Prabhakar Neti , Karim Younsi , Deepak Aravind
Abstract: A method for controlling operation of an electric power generation system includes receiving power generator data corresponding to the electric power generation system. The method further includes receiving, using a digital prime mover unit, a set-point parameter corresponding to a prime mover unit and generating one or more prime mover parameter estimates corresponding to the plurality of prime mover parameters. Further, the method includes receiving, using a digital generator unit, one or more prime mover parameter estimates and generating one or more generator parameter estimates corresponding to the plurality of generator parameters. The digital prime mover unit and the digital generator unit are real-time operational models of the prime mover unit and the generator unit. The method also includes controlling the operation of the electric power generation system based on at least one or more of the power generator data, the prime mover parameter estimates, and the generator parameter estimates.
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公开(公告)号：US20190302710A1
公开(公告)日：2019-10-03
申请号：US15941064
申请日：2018-03-30
Applicant: GENERAL ELECTRIC COMPANY
Inventor： Prabhakar Neti , Karim Younsi , Deepak Aravind , Xu Han
Abstract: A method of controlling an operation of a mechanical transmission system includes receiving motor-load data corresponding to the mechanical transmission system. The method further includes receiving, by a digital motor unit, one or more motor input parameters and generating motor parameter estimates of one or more of the plurality of motor parameters. The method also includes receiving, by a digital load unit, one or more motor parameter estimates from the digital motor unit and generating load parameter estimates corresponding to one or more load parameters. The digital motor unit and the digital load unit is a real-time operational model of the motor unit and the load unit respectively. The method also includes controlling the operation of the mechanical transmission system based on one or more of the motor-load data, motor parameter estimates and load parameter estimates.
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公开(公告)号：US20160195082A1
公开(公告)日：2016-07-07
申请号：US14588475
申请日：2015-01-02
Applicant: General Electric Company
Inventor： Herman Lucas Norbert Wiegman , Deepak Aravind
CPC classification number: F04B49/065 , F04B23/04 , F04B49/06 , F04B51/00 , F04B2201/1202 , F04B2203/0207 , F04B2203/0208 , F04B2205/05
Abstract: A method implemented by at least one processor includes receiving a plurality of operating parameters of a pumping system, wherein the pumping system has a plurality of pump-units powered by a generator-unit. The operating parameters include a pump-unit parameter and a generator-unit parameter. The method also includes receiving reference data of the pumping system, wherein the reference data includes measurements from the pumping system representative of performance of the plurality of pump-units. The method also includes determining one or more health parameters corresponding to one or more pump-units based on the plurality of operating parameters and the reference data. The method further includes modifying one or more input parameters of the generator-unit based on the one or more health parameters for continued operation of the pumping system.
Abstract translation: 由至少一个处理器实现的方法包括接收泵送系统的多个操作参数，其中泵送系统具有由发电机单元供电的多个泵单元。 操作参数包括泵单元参数和发电机单元参数。 该方法还包括接收泵送系统的参考数据，其中参考数据包括代表多个泵单元的性能的泵送系统的测量值。 该方法还包括基于多个操作参数和参考数据确定与一个或多个泵单元相对应的一个或多个健康参数。 该方法还包括基于用于泵送系统的连续操作的一个或多个健康参数来修改发电机单元的一个或多个输入参数。
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公开(公告)号：US20230298810A1
公开(公告)日：2023-09-21
申请号：US18321434
申请日：2023-05-22
Applicant: General Electric Company
Inventor： Viswanathan Kanakasabai , Deepak Aravind , Suma Memana Narayana Bhat , Adnan Kutubuddin Bohori
Abstract: 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.
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公开(公告)号：US11619206B2
公开(公告)日：2023-04-04
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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