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Modeling of a Steam Turbine Including Partial Arc Admission for Use in a Process Simulation Software Environment
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A dynamic process model of a steam turbine, including partial arc admission operation, is presented. Models were made for the first stage and last stage, with the middle stages assumed to have a constant pressure ratio and ...
Using Dynamic Simulation to Evaluate Attemperator Operation in a Natural Gas Combined Cycle With Duct Burners in the Heat Recovery Steam Generator
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A generic training simulator of a natural gas combined cycle (NGCC) was modified to match operations at a real plant. The objective was to use the simulator to analyze cycling operations of the plant. Initial operation of ...
Impact of Different Volume Sizes on Dynamic Stability of a Gas Turbine-Fuel Cell Hybrid System
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A dynamic model is developed for a microgas turbine (MGT), characterized by an intrinsic free-spool configuration, coupled to large volumes. This is inspired by an experimental facility at the National Energy Technology ...
A Thermodynamic Model to Quantify the Impact of Cooling Improvements on Gas Turbine Efficiency
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Cooling of turbine hot-gas-path components can increase engine efficiency, reduce emissions, and extend engine life. As cooling technologies evolved, numerous blade cooling geometries have been and continue to be proposed ...