Journal of Engineering for Gas Turbines and Power: Recent submissions
Now showing items 2761-2780 of 9564
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Investigation of Single Jet Combustor Near Lean Blowout Conditions Using Flamelet Generated Manifold Combustion Model and Detailed Chemistry
(The American Society of Mechanical Engineers (ASME), 2016)Numerical simulation results of a singlejet premixed combustion system at atmospheric pressure are compared against comprehensive particle image velocimetry (PIV) flow measurements and Raman scattering temperature measurements ... -
Modifications to Improve Fuel Consumption in the Remanufacture of Spark Ignition Engines for Electric Generators
(The American Society of Mechanical Engineers (ASME), 2016)This paper describes the development of a watercooled, lean burn, gaseous fueled engine designed for distributed power installations. Electric generators have become popular because they provide a portable supply of ... -
Operational Strategies of Wet Cycle Micro Gas Turbines and Their Economic Evaluation
(The American Society of Mechanical Engineers (ASME), 2016)The simultaneous expansion of variable renewables and combined heat and power (CHP) plants in Europe has given rise to a discussion about their compatibility. Due to the concurrence of high wind power generation and high ... -
Predicting Flameholding for Hydrogen and Natural Gas Flames at Gas Turbine Premixer Conditions
(The American Society of Mechanical Engineers (ASME), 2016)Leanpremixed gas turbines are now common devices for low emissions stationary power generation. By creating a homogeneous mixture of fuel and air upstream of the combustion chamber, temperature variations are reduced within ... -
Response of a Squeeze Film Damper Elastic Structure System to Multiple and Consecutive Impact Loads
(The American Society of Mechanical Engineers (ASME), 2016)Squeeze film dampers (SFDs) are common in aircraft gas turbine engines, customized to provide a desired level of damping while also ensuring structural isolation. This paper presents measurements obtained in a test rig ... -
Experimental Investigations on Three Dimensional Blading Optimization for Low Speed Model Testing
(The American Society of Mechanical Engineers (ASME), 2016)Lowspeed model testing (LSMT) plays a key role in advanced multistage highpressure compressor (HPC) design recently, due to this, employing lowspeed largescale compressor to conduct 3D blading design and detailed flow ... -
Review of Ingress in Gas Turbines
(The American Society of Mechanical Engineers (ASME), 2016)This review summarizes research concerned with the ingress of hot mainstream gas through the rim seals of gas turbines. It includes experimental, theoretical, and computational studies conducted by many institutions, and ... -
On the Relationship Between Journal Misalignment and Web Deflection in Crankshafts
(The American Society of Mechanical Engineers (ASME), 2016)To characterize the severity of misaligned journal bearings, two independent parameters are needed: degree of misalignment and misalignment angle. These parameters are routinely used to predict the behavior of steadily ... -
Field and Laboratory Evaluations of Commercial and Next Generation Alumina Forming Austenitic Foil for Advanced Recuperators
(The American Society of Mechanical Engineers (ASME), 2016)Aluminaforming austenitic (AFA) steels represent a new class of corrosionand creepresistant austenitic steels designed to enable higher temperature recuperators. Field trials are in progress for commercially rolled foil ... -
A Constant Pressure Model for the Overlap of Chambers in Rotary Internal Combustion Engines
(The American Society of Mechanical Engineers (ASME), 2016)In this work, a constantpressure model capable to simulate the overlap of chambers in rotary internal combustion engines is proposed. It refers as a chamber overlap when two adjacent chambers are in communication through ... -
The Depth Averaged Numerical Simulation of Laminar Thin Film Flows With Capillary Waves
(The American Society of Mechanical Engineers (ASME), 2016)Thinfilm flows encountered in engineering systems such as aeroengine bearing chambers often exhibit capillary waves and occur within a moderate to high Weber number range. Although the depthaveraged simulation of these ... -
Evaluating Gas Turbine Performance Using Machine Generated Data: Quantifying Degradation and Impacts of Compressor Washing
(The American Society of Mechanical Engineers (ASME), 2016)Gas turbine (GT) operators are often met with the challenge of utilizing and making meaning of the vast measurement data collected from machine sensors during operation. This can easily be about 576 أ— 106 data points ... -
Understanding In Cylinder Flow Variability Using Large Eddy Simulations
(The American Society of Mechanical Engineers (ASME), 2016) -
Analysis of Engine Vibration and Noise Induced by a Valve Train Element Combined With the Dynamic Behaviors
(The American Society of Mechanical Engineers (ASME), 2016)The engine vibration and noise induced by a valve train element are analyzed through the modeling and experiment method. The valve train dynamics are first studied to make clear the sources of the valve train noise. The ... -
Second Law Heat Release Modeling of a Compression Ignition Engine Fueled With Blends of Palm Biodiesel
(The American Society of Mechanical Engineers (ASME), 2016)Modeling of engineout heat release (HR) is of great importance for engine combustion research. Variations in fuel properties bring about changing combustion behavior within the cylinder, which may be captured by modeling ... -
Investigation on the Impact of Protrusion Parameter on the Efficiency of Converting Additional Windage Loss for Ingress Alleviation in Rotor–Stator System
(The American Society of Mechanical Engineers (ASME), 2016)This paper presents a detailed investigation on the impact of protrusion parameter including both radial position and amount on the efficiency of cavity with protrusion converting additional windage loss for ingress ... -
Postinjection Strategy for the Reduction of the Peak Pressure Rise Rate of Neat n Butanol Combustion
(The American Society of Mechanical Engineers (ASME), 2016)Enhanced premixed combustion of neat butanol in a compression ignition engine can have challenges with regards to the peak pressure rise rate (PRR) and the peak incylinder pressure. It was proposed to utilize a butanol ... -
Enhanced Experimental Testing of New Erosion Resistant Compressor Blade Coatings
(The American Society of Mechanical Engineers (ASME), 2016)Performance differences between bare 174PH steel V103 profile (NACA 6505 with rounded leading edge (LE) and trailing edge (TE)) gas turbine engine axial compressor blades, and those coated with either a chromiumaluminumtitanium ... -
Static and Modal Topology Optimization of Turbomachinery Components
(The American Society of Mechanical Engineers (ASME), 2016)The need to be more and more competitive is pushing the complexity of aerodynamic and mechanical design of rotating machines at very high levels. New concepts are required to improve the current machine performances from ... -
Modeling and Simulation of an Externally Fired Micro Gas Turbine for Standalone Polygeneration Application
(The American Society of Mechanical Engineers (ASME), 2016)Smallscale distributed generation systems are expected to play a vital role in future energy supplies. Subsequently, power generation using microgas turbine (MGT) is getting more and more attention. In particular, externally ...