Journal of Engineering for Gas Turbines and Power: Recent submissions
Now showing items 4901-4920 of 9564
-
Degradation Effects on Industrial Gas Turbines
(The American Society of Mechanical Engineers (ASME), 2009)This paper provides a discussion on how degradation develops and affects the performance of the gas turbine. Because the function of a gas turbine is the result of the fine-tuned cooperation ... -
Static Performance Characteristics and Rotordynamic Coefficients for a Four-Pad Ball-in-Socket Tilting Pad Journal Bearing
(The American Society of Mechanical Engineers (ASME), 2009)Static performance characteristics and rotordynamic coefficients were experimentally determined for a four-pad, ball-in-socket, tilting-pad journal bearing in load-between-pad configuration. Measured ... -
Analysis and Customization of Rocker Arm Joint Sliding Velocity
(The American Society of Mechanical Engineers (ASME), 2009)This paper examines how the sliding motion between a rocker arm and a valve stem tip can be adjusted by reshaping the rocker pad surface. The valve tip is assumed flat, and the rocker arm ... -
An Innovative Gas Turbine Cycle With Methanol-Fueled Chemical-Looping Combustion
(The American Society of Mechanical Engineers (ASME), 2009)In this paper, a novel gas turbine cycle integrating methanol decomposition and the chemical-looping combustion (CLC) is proposed. Two types of methanol-fueled power plants, including the new gas ... -
Multiobjective Robust Regulating and Protecting Control for Aeroengines
(The American Society of Mechanical Engineers (ASME), 2009)The multiobjective regulating and protecting control method presented here will enable improved control of multiloop switching control of an aeroengine. The approach is based on switching control ... -
Energy and Economic Analyses of Integrated Biogas-Fed Energy Systems
(The American Society of Mechanical Engineers (ASME), 2009)The process, which includes production, collection, carriage, and transformation of biomass into renewable fuels and then into energy (both electrical and thermal), involves a large number of ... -
Large Eddy Simulation of Premixed Combustion With a Thickened-Flame Approach
(The American Society of Mechanical Engineers (ASME), 2009)A thickened-flame (TF) modeling approach is combined with a large eddy simulation (LES) methodology to model premixed combustion, and the accuracy of these model predictions is evaluated by ... -
Optimum Planning of Electricity Production
(The American Society of Mechanical Engineers (ASME), 2009)The problem of planning the production of a pool of power plants has been deeply investigated. Maintenance management and load allocation problems have been assumed as crucial aspects for ... -
Design Procedure of a Novel Microturbine Low NOx Conical Wire-Mesh Duct Burner
(The American Society of Mechanical Engineers (ASME), 2009)Nowadays, air pollution and climate change have become a global environmental problem. As a result, government regulations worldwide are becoming increasingly stringent. This has led to an urgent ... -
Editorial
(The American Society of Mechanical Engineers (ASME), 2008)A happy new year to all of you! As the new-year unfolds, JEGTP will make a giant leap forward with a new publications schedule, enhanced ASME Journal Tool interface, and rapid paper processing. ... -
Instantaneous Engine Speed Time-Frequency Analysis for Onboard Misfire Detection and Cylinder Isolation in a V12 High-Performance Engine
(The American Society of Mechanical Engineers (ASME), 2008)The diagnosis of a misfire event and the isolation of the cylinder in which the misfire took place is enforced by the onboard diagnostics (OBD) requirements over the whole operating range for ... -
Measurement and Simulation of Instantaneous Emissions of a Heavy Truck Diesel Engine During Transients
(The American Society of Mechanical Engineers (ASME), 2008)During the last decades, pollutant emissions from internal combustion engines used for transportation have become a major concern. Today, not only steady state emissions but also emissions during ... -
Thermomechanical Fatigue Life Prediction of Cylinder Heads in Combustion Engines
(The American Society of Mechanical Engineers (ASME), 2008)While the deformation and damage behavior of aluminum cylinder heads under complex thermal mechanical loading has been the subject of numerous studies in the past, cast iron cylinder heads have ... -
Validating the Phenomenological Smoke Model at Different Operating Conditions of DI Diesel Engines
(The American Society of Mechanical Engineers (ASME), 2008)A new phenomenological model that was published in (2005, “ Phenomenology of Smoke From Direct Injection Diesel Engines,” Proceedings of ICEF2005 , ASME Paper No. 1350) encompasses the spray ... -
Application of a Spark Ignition Engine Simulation Tool for Alternative Fuels
(The American Society of Mechanical Engineers (ASME), 2008)Investigations on alternative fuels for internal combustion engines are regarded as one of the major research areas for the age. Engine simulation tools can play an important role in such ... -
1D Engine Simulation of a Small HSDI Diesel Engine Applying a Predictive Combustion Model
(The American Society of Mechanical Engineers (ASME), 2008)The paper analyzes the operations of a small high speed direct injection (HSDI) turbocharged diesel engine by means of a parallel experimental and computational investigation. As far as the ... -
Labyrinth Seal Leakage Tests: Tooth Profile, Tooth Thickness, and Eccentricity Effects
(The American Society of Mechanical Engineers (ASME), 2008)The effects of two seal design parameters, namely blade (tooth) thickness and blade profile, on labyrinth seal leakage, as well as the effect of operating a seal in an off-center position, ... -
Neural Network Models for Usage Based Remaining Life Computation
(The American Society of Mechanical Engineers (ASME), 2008)In engine structural life computations, it is common practice to assign a life of certain number of start-stop cycles based on a standard flight or mission. This is done during design through ... -
The Effect of Engine Exhaust Temperature Modulations on the Performance of Automotive Catalytic Converters
(The American Society of Mechanical Engineers (ASME), 2008)This paper presents a computational investigation of the effect of exhaust temperature modulations on an automotive catalytic converter. The objective is to develop a better fundamental understanding ... -
Spiral Vibration of a Turbogenerator Set: Case History, Stability Analysis, Measurements and Operational Experience
(The American Society of Mechanical Engineers (ASME), 2008)A hydrogen-cooled turbogenerator operating at 3600 rpm showed the phenomenon of spiral vibration with a forward rotating unbalance vector. The relative shaft vibration measured at the non-driven ...