Patent application number | Description | Published |
20090249794 | Systems and Methods for Augmenting Power Output of a Turbine During a Transient Event - Systems and methods for augmenting power output of a turbine during a transient event are provided. A cooling substance may be provided and at least a portion of the cooling substance may be directed to a compressor inlet of the turbine for a predefined time in order to augment power output of the turbine. | 10-08-2009 |
20090324389 | Method, System and Controller for Establishing a Wheel Space Temperature Alarm in a Turbomachine - A method of establishing a wheel space temperature alarm in a turbomachine includes calculating an expected wheel space temperature based on operating conditions, measuring an actual wheel space temperature, and signaling an over temperature condition if the actual wheel space temperature exceeds the expected wheel space temperature. | 12-31-2009 |
20100089067 | ADAPTIVE PERFORMANCE MODEL AND METHODS FOR SYSTEM MAINTENANCE - A system includes a correction factor module that receives modeled data generated from a simulation model and measured data, that determines a difference between the modeled data and the measured data, and that applies a filter to the difference to determine a correction value; and a performance monitoring module that analyzes the correction value, and that generates a component alert based on the analysis. | 04-15-2010 |
20100264655 | SYSTEMS INVOLVING MULTI-SPOOL GENERATORS - A system comprises a turbine engine having a first spool connected to a compressor portion, a power turbine spool, a first generator connected to the power turbine spool, and a second generator connected to the first spool. | 10-21-2010 |
20100272147 | Measurement of Steam Quality in Steam Turbine - A solution for measuring steam quality in a steam turbine is disclosed. A steam quality measurement (SQM) device and an ejector are coupled to a steam turbine through an appropriate piping configuration to draw steam emitted from the turbine through the SQM device for measurement of the steam quality, for example, continuously, during operation of the turbine. | 10-28-2010 |
20110179802 | SYSTEM AND METHOD FOR GAS TURBINE STARTUP CONTROL - A system and method for startup control of a gas turbine is disclosed. The system and method includes defining a target startup time for the startup of the gas turbine and determining a remaining time to achieve the target startup time. The system and method includes monitoring at least one parameter associated with the startup and determining a first operating point for the parameter. The system and method adjusts the first operating point for the parameter to a second operating point based at least in part on the remaining time for the startup. The system and method controls an effector based on the second operating point for the parameter. | 07-28-2011 |
20130073170 | SYSTEM AND METHOD FOR SIMULATING A GAS TURBINE COMPRESSOR - A method for simulating a compressor of a gas turbine is disclosed. The method may generally include determining a predicted pressure ratio and a predicted mass flow of the compressor based on a model of the gas turbine, monitoring an actual pressure ratio and an actual mass flow of the compressor, determining difference values between at least one of the predicted pressure ratio and the actual pressure ratio and the predicted mass flow and the actual mass flow, modifying the difference values using an error correction system to generate a compressor flow modifier and using the compressor flow modifier to adjust the predicted pressure ratio and the predicted mass flow. | 03-21-2013 |
20130111916 | SYSTEM FOR OPERATING A POWER PLANT - A system for operating a power plant is provided and includes a grid configured to generate a normal load and an abnormal load, a turbomachine configured to provide power to the grid in accordance with the normal load by firing at normal temperatures and in accordance with the abnormal load by firing at higher-than-normal temperatures, a cooling system disposed to cool components of the turbomachine with fluid supplied by an external reservoir and a controller configured to identify when the grid generates the abnormal load and to responsively operate the cooling system. | 05-09-2013 |
20130327053 | MODEL AND SIMULATION BASED CONTROL OF TURBINES - A system includes a gas turbine system model configured to model a turbine system operational behavior of a gas turbine system, and a shaft contribution model (SCM) including a bottoming cycle performance (BCP) model configured to model a bottoming cycle behavior of a bottoming cycle system. The gas turbine system model is configured to receive a SCM output from the SCM and to use the SCM output to control an actuator. The actuator is operatively coupled to the gas turbine system. | 12-12-2013 |
20140244055 | SYSTEMS AND METHODS FOR USE IN ADAPTING THE OPERATION OF A GAS TURBINE - A control system for use in adapting the operation of a gas turbine is provided. The control system is configured to be coupled to at least one component of the gas turbine. The gas turbine is coupled to a power grid having a standardized frequency. The control system includes a processor and a memory coupled to the processor. The memory includes processor-executable instructions that, when executed by the processor, cause the control system to store a status of the at least one component of the gas turbine and generate and store a first operating setting for the at least one component. The first operating setting corresponds to a first frequency of the power grid that is less than the standardized frequency. | 08-28-2014 |