General Electric Company

Erwing Calleros

Rahul Jaikaran Chillar

Julio Enrique Mestroni

Ezio Pena

Difei Wang

Prabhakaran Saraswathi Rajesh

Nicolas Antoine

Renhua Wang

Gregory L DiAntonio

Aydin M Abdollahian

Troy A Michaud

Jose-Quintino Da-Costa

Prasad Gokhale

Embodiments of the invention can provide systems and methods for adjusting clearances in a turbine. According to one embodiment of the invention, there is disclosed a turbine system. The system may include one or more turbine blades; a turbine casing encompassing the one or more turbine blades; and a thermoelectric element disposed at least partially about the turbine casing, wherein the thermoelectric element expands or contracts the turbine casing by heating or cooling at least a portion of the turbine casing, thereby adjusting a clearance between the one or more turbine blades and the turbine casing.

Systems and methods for adjusting clearances in turbines

Embodiments of the invention can provide systems and methods for condition-based power plant sensor calibration. According to one embodiment of the invention, a system can be provided. The system can include a computer processor. The system can also include a memory operable to store computer-executable instructions operable to: receive data from the one or more power plant sensors; reconcile detected errors within the data from the one or more power plant sensors; calibrate the one or more power plant sensors based at least in part on the detected errors within the data; generate at least one performance model based at least in part on the reconciled data from the one or more power plant sensors; detect anomalies within the at least one performance model; and tune the at least one performance model to account for the anomalies.

Systems and methods for condition-based power plant sensor calibration

An embodiment of the present invention has the technical effect of controlling an air preheating system integrated with a gas turbine. The present invention may offer the benefit of extending a turndown range by beating the air (hereinafter 'inlet-air') entering the compressor of the gas turbine. The present invention may also offer the benefit of increasing an efficiency of the powerplant.

Method of controlling an air preheating system of a gas turbine

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.

Oil varnish mitigation systems

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Atlanta, GA, United States of America

Erwing Calleros