Patents by Inventor Rahul J. Chillar
Rahul J. Chillar 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).
-
Patent number: 8397484Abstract: An embodiment of the present invention takes the form of a system that may recirculate a portion of the exhaust of at least one turbomachine where it may be mixed with the inlet air and re-enter the turbomachine without affecting reliability and availability of the unit. An embodiment of the present invention provides an inlet system for an exhaust gas recirculation system. This inlet system may take a variety of forms and may optimize the direction that the portion of the recirculated exhaust stream flows within the inlet system.Type: GrantFiled: February 16, 2011Date of Patent: March 19, 2013Assignee: General Electric CompanyInventors: Sam D. Draper, Douglas S. Byrd, Carl G. Schott, Rahul J. Chillar, Amit S. Toprani
-
Patent number: 8397483Abstract: An embodiment of the present invention takes the form of a system that may recirculate a portion of the exhaust of at least one turbomachine where it may be mixed with the inlet air and re-enter the turbomachine without affecting reliability and availability of the unit. An embodiment of the present invention provides an inlet system for an exhaust gas recirculation system. This inlet system may take a variety of forms and may optimize the direction that the portion of the recirculated exhaust stream flows within the inlet system.Type: GrantFiled: February 16, 2011Date of Patent: March 19, 2013Assignee: General Electric CompanyInventors: Sam D. Draper, Douglas S. Byrd, Carl G. Schott, Rahul J. Chillar, Amit S. Toprani
-
Publication number: 20130061597Abstract: The present application provides an inlet air fogging system for a gas turbine engine. The inlet air fogging system may include a fogging nozzle array and a fogging control system in communication with the fogging nozzle array. The fogging control system may include a droplet size measurement system and a humidity level measurement system.Type: ApplicationFiled: September 14, 2011Publication date: March 14, 2013Applicant: GENERAL ELECTRIC COMPANYInventors: Rahul J. Chillar, Chayan Mitra, Julio Enrique Mestroni, Sandip Maity, Rachit Sharma
-
Patent number: 8387354Abstract: A lubricating oil varnish mitigation system for a turbine engine. The lubricating oil varnish mitigation system may include a lubricating oil circuit with a lubricating oil therein and a hydraulic oil circuit separate from the lubricating oil circuit with a hydraulic oil therein.Type: GrantFiled: September 14, 2010Date of Patent: March 5, 2013Assignee: General Electric CompanyInventors: Rahul J. Chillar, Julio Enrique Mestroni, Erwing Calleros, Prasad Gokhale
-
Patent number: 8234874Abstract: A method of assembling an inlet air filter assembly for use with a turbine engine system. The method includes coupling an inlet hood to an air filter enclosure, such that an airflow path is defined between the inlet hood and the air filter enclosure. A pre-filter is coupled to the inlet hood, such that the pre-filter is positioned within the airflow path. A filter bypass assembly is coupled to the pre-filter for moving the pre-filter from an operating position to a bypass position during operation of the turbine engine system.Type: GrantFiled: October 9, 2009Date of Patent: August 7, 2012Assignee: General Electric CompanyInventors: Siddharth Upadhyay, Rahul J. Chillar
-
Publication number: 20120096864Abstract: Certain embodiments of the invention may include systems, methods, and apparatus for controlling turbine steam output. According to an example embodiment of the invention, a method is provided for controlling steam turbine output. The method can include measuring one or more temperatures or back pressures associated with one or more cells associated with a turbine cooling condenser and controlling temperature distribution of the one or more cells in response, at least in part, to the measured one or more temperatures or back pressures.Type: ApplicationFiled: October 26, 2010Publication date: April 26, 2012Applicant: GENERAL ELECTRIC COMPANYInventors: Rahul J. Chillar, Gregory Diantonio, David Rogers, Erwing Calleros
-
Publication number: 20120060463Abstract: The present application provides a lubricating oil varnish mitigation system for a turbine engine. The lubricating oil varnish mitigation system may include a lubricating oil circuit with a lubricating oil therein and a hydraulic oil circuit separate from the lubricating oil circuit with a hydraulic oil therein.Type: ApplicationFiled: September 14, 2010Publication date: March 15, 2012Applicant: GENERAL ELECTRIC COMPANYInventors: Rahul J. Chillar, Julio Enrique Mestroni, Erwing Calleros, Prasad Gokhale
-
Patent number: 8100632Abstract: An embodiment of the present invention may provide an integrated cooling system for multiple compartments of a turbomachine. The cooling system, in accordance with embodiments of the present invention, may provide the following benefits to the user. Improvement on the combined cycle efficiency and an increase in the power output. This may result from reducing the exhaust dilution losses and reducing the parasitic load by requiring fewer air circulation devices. The present invention may also benefit the user by reducing the installation and start-up costs of the cooling system by requiring fewer air circulation devices and integrating the cooling systems. The present invention may circulate a cooling fluid through an integrated cooling circuit, which may be in fluid communication with each compartment of the multiple compartment of the turbomachine.Type: GrantFiled: December 3, 2008Date of Patent: January 24, 2012Assignee: General Electric CompanyInventors: Rahul J. Chillar, Raub W. Smith
-
Patent number: 8056318Abstract: A portion of the exhaust generated by a turbomachine is recirculated through an inlet portion by an exhaust gas recirculation system. The system reduces the level of Sulfur Oxides and other constituents within the exhaust before the exhaust is recirculated. The system may utilize sea water, fresh water, or combinations thereof; as part of a scrubbing process to reduce the Sulfur Oxides and other constituents.Type: GrantFiled: November 8, 2007Date of Patent: November 15, 2011Assignee: General Electric CompanyInventors: Rahul J. Chillar, Robert W. Taylor, Peter Martin Maly, Sam Draper, Amit Toprani
-
Publication number: 20110271679Abstract: The present application provides a liquid fuel system for use with a flow of a liquid fuel and a combustor of a gas turbine engine. The liquid fuel system may include a number of fuel lines in communication with the combustor, a purge air inlet positioned about each of the fuel lines, a number of drain lines with each drain line in communication with a respective fuel line, and a number of drain valves with each drain valve in communication with a respective drain line so as to drain the flow of liquid fuel in the fuel lines via a flow of purge air through the purge air inlet and opening the drain valves.Type: ApplicationFiled: May 4, 2010Publication date: November 10, 2011Applicant: GENERAL ELECTRIC COMPANYInventors: Julio Enrique Mestroni, Douglas Byrd, Charles Steber, Rahul J. Chillar, Robert R. Reed
-
Patent number: 8046986Abstract: A method and system for controlling an exhaust gas recirculation (EGR) system is provided. The method and system may incorporate a device or devices that continuously monitors an exhaust stream for harmful constituents. The method and system may control components of the EGR system based on the concentration of harmful constituents within the exhaust.Type: GrantFiled: December 10, 2007Date of Patent: November 1, 2011Assignee: General Electric CompanyInventors: Rahul J. Chillar, Robert W. Taylor, Peter Martin Maly, Jason D. Fuller
-
Publication number: 20110259375Abstract: An embodiment of the present invention provides a water wash system that may mix a cleaning fluid with at least one chemical agent to form a cleaning solution. The cleaning solution may reduce the corrosives on components of a compressor. The cleaning solution may be a mildly acidic solution to reduce corrosion of a caustic nature. Alternatively, the cleaning solution may be a mildly basic solution to reduce corrosion of an acidic nature.Type: ApplicationFiled: July 11, 2011Publication date: October 27, 2011Inventors: Eric Gebhardt, Rahul J. Chillar, Dale J. Davis
-
Patent number: 8043413Abstract: An embodiment of the present invention provides a system for removing foreign objects from the airstream entering an inlet system of a turbomachine. The system may include an electrostatic system that may be configured to charge conductive, or partially conductive foreign objects that are in the airstream flowing through the system. This system may create an electric field to draw the charged foreign objects, allowing for a collecting section to remove the charged foreign objects from the airstream. An embodiment of the present invention may provide an automatic accumulation system for collecting the foreign objects removed from the airstream. An embodiment of the present invention may provide an automatic cleaning system for cleaning components of the collecting system.Type: GrantFiled: December 22, 2008Date of Patent: October 25, 2011Assignee: General Electric CompanyInventors: Rahul J. Chillar, Stephen D. Hiner, Aaron M. Smith
-
Patent number: 7985284Abstract: An embodiment of the present invention measures a sample of the airstream, in real time, for a corrosive, before the airstream enters the compressor. An embodiment of the present invention may then initiate an on-line water wash system to reduce the level of the at least one corrosive on the compressor. An embodiment of the present invention also provides an on-line water wash system that may mix a cleaning fluid with at least one chemical agent to form a cleaning solution. The cleaning solution reduces the level of corrosives on components of a turbomachine compressor. The cleaning solution may be an acidic solution to reduce corrosion of a caustic nature. Alternatively, the cleaning solution may be a basic solution to reduce corrosion of an acidic nature.Type: GrantFiled: August 12, 2008Date of Patent: July 26, 2011Assignee: General Electric CompanyInventors: Dale J. Davis, Rahul J. Chillar, Eric Gebhardt
-
Patent number: 7980146Abstract: An embodiment of the present invention provides an air sampling system for measuring corrosives within an airstream flowing within an inlet system. This air sampling system may include an air sampling unit with a plurality of sampling coupons secured within. Parts of the air sampling system may be externally mounted to the inlet system, allowing for an operator to access the sampling coupons, while the inlet system operates. In operation, an embodiment of the present invention has a sampling line connected to the air sampling system; the airstream flowing within the sampling line passes over the sampling coupons and then returns to the inlet system.Type: GrantFiled: July 18, 2008Date of Patent: July 19, 2011Assignee: General Electric CompanyInventors: Jeff P. Czapiewski, Rahul J. Chillar, Steve D. Hiner, Rebecca E. Hefner, William K. Eyers, Stephen F. Banks
-
Patent number: 7963095Abstract: An embodiment of the present invention provides an air conditioning system located upstream of the inlet system for a gas turbine. The air conditioning system may include at least one conditioning module for adjusting the temperature of the airstream. The at least one conditioning module may have a plurality of forms including at least one of the following systems: a chiller, an evaporative cooler; a spray cooler, or combinations thereof. The specific form of the at least one conditioning module may be determined in part the configuration of the gas turbine.Type: GrantFiled: August 15, 2008Date of Patent: June 21, 2011Assignee: General Electric CompanyInventors: Rahul J. Chillar, David L. Rogers, Abbas Motakef
-
Publication number: 20110138768Abstract: An embodiment of the present invention takes the form of a system that may recirculate a portion of the exhaust of at least one turbomachine where it may be mixed with the inlet air and re-enter the turbomachine without affecting reliability and availability of the unit. An embodiment of the present invention provides an inlet system for an exhaust gas recirculation system. This inlet system may take a variety of forms and may optimize the direction that the portion of the recirculated exhaust stream flows within the inlet system.Type: ApplicationFiled: February 16, 2011Publication date: June 16, 2011Inventors: Sam D. Draper, Douglas S. Byrd, Carl G. Schott, Rahul J. Chillar, Amit S. Toprani
-
Publication number: 20110138767Abstract: An embodiment of the present invention takes the form of a system that may recirculate a portion of the exhaust of at least one turbomachine where it may be mixed with the inlet air and re-enter the turbomachine without affecting reliability and availability of the unit. An embodiment of the present invention provides an inlet system for an exhaust gas recirculation system. This inlet system may take a variety of forms and may optimize the direction that the portion of the recirculated exhaust stream flows within the inlet system.Type: ApplicationFiled: February 16, 2011Publication date: June 16, 2011Inventors: Sam D. Draper, Douglas S. Byrd, Carl G. Schott, Rahul J. Chillar, Amit S. Toprani
-
Publication number: 20110131981Abstract: An embodiment of the present invention takes the form of a system that may recirculate a portion of the exhaust of at least one turbomachine where it may be mixed with the inlet air and re-enter the turbomachine without affecting reliability and availability of the unit. An embodiment of the present invention provides an inlet system for an exhaust gas recirculation system. This inlet system may take a variety of forms and may optimize the direction that the portion of the recirculated exhaust stream flows within the inlet system.Type: ApplicationFiled: February 16, 2011Publication date: June 9, 2011Inventors: Sam D. Draper, Douglas S. Byrd, Carl G. Schott, Rahul J. Chillar, Amit S. Toprani
-
Publication number: 20110132571Abstract: A geothermal heat exchange system for use in a gas turbine power plant that includes an inlet plenum that directs a flow of air to a compressor that compresses a flow of air that is then mixed with a fuel and combusted in a combustor such that the resulting flow of hot gas is directed through a turbine, the geothermal heat exchange system comprising means for exchanging heat between a ground and the flow of air moving through the inlet plenum.Type: ApplicationFiled: December 4, 2009Publication date: June 9, 2011Inventors: Hua Zhang, Douglas S. Byrd, David W. Ball, JR., Rahul J. Chillar