Patents by Inventor Pradip Radhakrishnan Subramaniam
Pradip Radhakrishnan Subramaniam has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20170283109Abstract: The present invention discloses a bottle for storing the liquid and food products. In the preferred embodiment, the bottle comprises of an exterior body having a curved wall, which includes two built-in chambers. The secondary chamber is formed as a depression in said exterior body and forms cavity recess within the exterior body. Both primary chamber and the secondary chamber are cylindrical in shape. The cover is releasable coupled to the top portion of exterior body and enables the user(s) to pour the liquid and solid beverages into the primary chamber and the secondary chamber. The bottle further includes two lids. The first lid and the second lid are designed and placed at offset center of the primary chamber and the secondary chamber respectively.Type: ApplicationFiled: March 31, 2017Publication date: October 5, 2017Inventor: Pradip Radhakrishnan Subramaniam
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Patent number: 9086055Abstract: A lubrication system for a fluid turbine is provided. The system includes a supply subsystem for providing oil via an oil tank or a hydraulic accumulator to a gearbox of the fluid turbine for lubrication during at least one of idling or loss of electric grid. The system also includes a control subsystem for controlling the flow in the lubrication system.Type: GrantFiled: December 23, 2010Date of Patent: July 21, 2015Assignee: General Electric CompanyInventors: Pradip Radhakrishnan Subramaniam, Edwin Hidding, Michael Jay Burkett, Stephen Bertram Johnson, Mayank Tiwari
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Publication number: 20130043071Abstract: An apparatus is provided that includes a heat pipe and a heat sink that includes a foam (e.g., a metal foam, a carbon foam, and/or a graphite foam) and is configured to exchange thermal energy with the heat pipe. For example, the heat pipe can include a thermal energy receiving portion and a thermal energy rejecting portion. The heat sink can be configured to receive thermal energy from a busbar and the thermal energy receiving portion can be configured to receive thermal energy from said heat sink. Alternatively, the thermal energy receiving portion can be configured to receive thermal energy from a busbar, and the heat sink can be configured to receive thermal energy from the thermal energy rejecting portion.Type: ApplicationFiled: August 17, 2011Publication date: February 21, 2013Applicant: GENERAL ELECTRIC COMPANYInventors: Pradip Radhakrishnan Subramaniam, Thangavelu Asokan, Sudhakar Eddula Reddy, Sandeep Dhar
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Publication number: 20130011263Abstract: A wind turbine includes at least one turbine blade coupled to a rotor and configured to rotate about a central axis, a gearbox having an input configured to receive rotational input from the rotor, and an output configured to direct rotational output to a generator, a flow passageway configured to receive a lubrication fluid and direct the lubrication fluid to at least one component within the gearbox and a primary variable orifice device positioned along the flow passageway and configured to selectively vary an area of an orifice within the passageway in dependence upon at least one of a temperature or a viscosity of the lubrication fluid.Type: ApplicationFiled: July 5, 2011Publication date: January 10, 2013Inventors: Pradip Radhakrishnan SUBRAMANIAM, Gangumalla Venkat RAO
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Publication number: 20120279245Abstract: A discharge device for a refrigeration compressor is provided. The device can include a discharge tube connected with the discharge of the refrigeration compressor. A bellows surrounds a perforated portion of the discharge tube. The length of the discharge tube can be minimized to decrease pressure loss. The discharge can be insulated to prevent the distribution of heat to the compressor and/or to allow for the recovery of heat energy later in the refrigeration cycle.Type: ApplicationFiled: May 2, 2011Publication date: November 8, 2012Applicant: GENERAL ELECTRIC COMPANYInventors: Pradip Radhakrishnan Subramaniam, Balide Venkatesham, Chetan Sharadchandra Tulapurkar, Ravindra Gopaldas Devi, Hiteshkumar Mistry, Bhaskar Tamma, Mallampalli Srinivas
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Publication number: 20120241258Abstract: A lubricant supply system for a gearbox includes a lubricant flow circuit having, in fluid flow sequence: a variable-flow rate first pump; an lubricant cooler; and a gearbox. The system also includes: a first temperature sensor for sensing a temperature of lubricant circulating within the lubricant flow circuit; a pressure sensor for sensing a pressure of lubricant circulating within the lubricant flow circuit; and a controller operably connected to the pressure and temperature sensors and to the first pump. The controller is operable to control flow of the pump in response to the sensed temperature and to the sensed pressure.Type: ApplicationFiled: March 23, 2011Publication date: September 27, 2012Inventors: Pradip Radhakrishnan SUBRAMANIAM, Robert Armbruster, JR., Mayank Tiwari, Gangumalia Venkat Rao, Kamalakannan Ramasamy
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Publication number: 20120023969Abstract: An assembly for a magnetocaloric refrigeration unit includes a magnetocaloric core. Electromagnetic coils may be wound around the magnetocaloric core. The assembly further includes one or more cooling structures to extract the waste heat generated from the electromagnet coils. In some embodiments, the assembly may include one or more magnetic yokes disposed at the longitudinal ends of the magnetocaloric core. At least one of the top surface and the bottom surface of the magnetic yoke is provided with a micro-channel structure. In other embodiments, the assembly may include a coil housing disposed around the electromagnet coil. The coil housing includes cooling structures such as, but not limited to, a micro-channel structure, a fin structure, and a heat pipe structure.Type: ApplicationFiled: July 28, 2010Publication date: February 2, 2012Applicant: GENERAL ELECTRIC COMPANYInventors: Pradip Radhakrishnan Subramaniam, Shishir Chandrasekhar Menon, Chandrasekhar Samiappan, Jayeshkumar Jayanarayan Barve
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Publication number: 20110168494Abstract: A lubrication system for a wind turbine is provided. The system includes a supply subsystem for providing oil via an oil tank or a hydraulic accumulator to a gearbox of the wind turbine for lubrication during at least one of idling or loss of electric grid. The system also includes a control subsystem for controlling the flow in the lubrication system.Type: ApplicationFiled: January 11, 2010Publication date: July 14, 2011Applicant: GENERAL ELECTRIC COMPANYInventors: Pradip Radhakrishnan Subramaniam, Edwin Hidding, Michael Jay Burkett, Stephen Bertram Johnson, Mayank Tiwari
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Publication number: 20110168495Abstract: A lubrication system for a fluid turbine is provided. The system includes a supply subsystem for providing oil via an oil tank or a hydraulic accumulator to a gearbox of the fluid turbine for lubrication during at least one of idling or loss of electric grid. The system also includes a control subsystem for controlling the flow in the lubrication system.Type: ApplicationFiled: December 23, 2010Publication date: July 14, 2011Applicant: GENERAL ELECTRIC COMPANYInventors: Pradip Radhakrishnan Subramaniam, Edwin Hidding, Michael Jay Burkett, Stephen Bertram Johnson, Mayank Tiwari
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Publication number: 20110162388Abstract: A magneto-caloric (MC) device is disclosed. The MC device comprise a rotor, a housing disposed about and concentric with the rotor and mechanically coupled to the rotor, wherein the housing comprises at least one axial slot, at least one set of MC elements, wherein each set of MC elements comprises at least one MC element, and at least one MC element of each set of MC elements is disposed within each of the at least one axial slots, and at least one working-segment corresponding to each set of MC elements, wherein each working-segment is disposed axially around the rotor and external to the housing, and wherein each working-segment comprises, a yoke substantially defining an inner volume comprising a first inner volume and a second inner volume, and a magnetic field production (MFP) unit magnetically coupled to the yoke and configured to provide a magnetic field within the first inner volume.Type: ApplicationFiled: January 5, 2010Publication date: July 7, 2011Applicant: GENERAL ELECTRIC COMPANYInventors: Jayeshkumar Jayanarayan Barve, Shishir Chandrasekhar Menon, Ramasamy Anbarasu, Pradip Radhakrishnan Subramaniam, Vijay Kumar, Sudhakar Eddula Reddy, Ravikumar Hanumantha
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Publication number: 20110024150Abstract: A cooling mechanism for a current carrying conductor is proposed. The mechanism includes a first layer having plurality of micro fluidic channels. The first layer is thermally coupled to the current carrying conductor and configured to exchange thermal energy. A micro-pump is configured to circulate a heat exchange fluid through the micro fluidic channels to exchange thermal energy with the first layer and remove heat from the current carrying conductor. The heat exchange fluid and the current carrying conductor are electrically isolated.Type: ApplicationFiled: July 31, 2009Publication date: February 3, 2011Applicant: GENERAL ELECTRIC COMPANYInventors: Pradip Radhakrishnan Subramaniam, Thangavelu Asokan, Sudhakar Eddula Reddy, Adnan Kutubuddin Bohori, Vijay Kumar, Anubhav Kumar