Journal of Engineering for Gas Turbines and Power: Recent submissions
Now showing items 5821-5840 of 9564
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Combustion and Emission Characteristics of Direct-Injection Compression Ignition Engines by Means of Two-Stage Split and Early Fuel Injection
(The American Society of Mechanical Engineers (ASME), 2002)The objective of this study was to experimentally clarify the effect of two-stage split and early injection on the combustion and emission characteristics of a direct-injection (DI) diesel engine. ... -
Analysis of the Combustion Process in a EURO III Heavy-Duty Direct Injection Diesel Engine
(The American Society of Mechanical Engineers (ASME), 2002)To fulfill the commitments of future pollutant regulations, current development of direct injection (DI) Diesel engines requires to improve knowledge on the injection/combustion process and the ... -
On Application of Nonlinear k-ε Models for Internal Combustion Engine Flows
(The American Society of Mechanical Engineers (ASME), 2002)The linear k-ε model, in its different formulations, still remains the most widely used turbulence model for the solutions of internal combustion engine (ICE) flows thanks to the use of only ... -
A Study on the Knocking and Misfire Detection System Using Breakdown Voltage Characteristics
(The American Society of Mechanical Engineers (ASME), 2002)Engine knocking and misfire cause a negative effect on the engine power and the exhaust emissions such as HC, CO and NOx. They also cause permanent damages to the three way catalyst (TWC) ... -
Ceramic Turbine Engine Demonstration Project: A Summary Report
(The American Society of Mechanical Engineers (ASME), 2002)Honeywell Engines, Systems & Services has successfully addressed critical concerns that are slowing commercialization of structural ceramics in gas turbines. The U.S. Department of Energy (DoE) ... -
Use of Detailed Chemical Kinetics to Study HCCI Engine Combustion With Consideration of Turbulent Mixing Effects
(The American Society of Mechanical Engineers (ASME), 2002)Detailed chemical kinetics was used in an engine CFD code to study the combustion process in HCCI engines. The CHEMKIN code was implemented in KIVA such that the chemistry and flow solutions ... -
Development of the Tracer Gas Method for Large Bore Natural Gas Engines—Part I: Method Validation
(The American Society of Mechanical Engineers (ASME), 2002) -
Summary of CGT302 Ceramic Gas Turbine Research and Development Program
(The American Society of Mechanical Engineers (ASME), 2002)The Japanese ceramic gas turbine (CGT) research and development program (FY1988-1998) as a part of the New Sunshine Project funded by the Ministry of International Trade and Industry (MITI) was ... -
Internal Combustion Engine Noise Analysis With Time-Frequency Distribution
(The American Society of Mechanical Engineers (ASME), 2002)An analysis procedure, using the time-frequency distribution, has been developed for the analysis of internal combustion engine noise signals. It provides an approach making use of advantages of ... -
Multicode Prediction of the Influence of the Exhaust System on the Performance of a Turbocharged Engine
(The American Society of Mechanical Engineers (ASME), 2002)A multicode approach, based on the simultaneous use of zero-dimensional, one-dimensional, and three-dimensional models, has been developed and tested, and is here applied to predict the thermodynamic ... -
Numerical Comparative Study of Compressor Rotor and Stator Blade Deposition Rates
(The American Society of Mechanical Engineers (ASME), 2002)Compressor fouling is generally accepted to be an important factor when monitoring the efficiency of an engine’s operation. However, there are not many studies related to the local fouling ... -
Development of the Tracer Gas Method for Large Bore Natural Gas Engines—Part II: Measurement of Scavenging Parameters
(The American Society of Mechanical Engineers (ASME), 2002)In this work the tracer gas method using nitrous oxide as the tracer gas is implemented on a stationary two-stroke cycle, four-cylinder, fuel-injected large-bore natural gas engine. The engine ... -
Active Control Algorithms for the Control of Rotor Vibrations Using Hybrid Squeeze Film Dampers
(The American Society of Mechanical Engineers (ASME), 2002)The hybrid squeeze film damper (HSFD) has proven itself to be an effective controlling device of vibration in rotating machinery. The critical stage in the development of the HSFD as an active ... -
Analysis Strategies for Tubular Solid Oxide Fuel Cell Based Hybrid Systems
(The American Society of Mechanical Engineers (ASME), 2002)The emergence of fuel cell systems and hybrid fuel cell systems requires the evolution of analysis strategies for evaluating thermodynamic performance and directing design and development. A ... -
Systematic Evaluation of U.S. Navy LM2500 Gas Turbine Condition
(The American Society of Mechanical Engineers (ASME), 2002)From an operational availability stand point, the U.S. Navy is interested in the short term reliability of its ship based LM2500 gas turbine engines. That is the likelihood that an engine ... -
A New Method for Dynamic Analysis of Mistuned Bladed Disks Based on the Exact Relationship Between Tuned and Mistuned Systems
(The American Society of Mechanical Engineers (ASME), 2002)A new method for the dynamic analysis of mistuned bladed disks is presented. The method is based on exact calculation of the response of a mistuned system using response levels for the tuned ... -
Rolling Element Bearing Defect Detection and Diagnostics Using Displacement Transducers
(The American Society of Mechanical Engineers (ASME), 2002)This paper introduces the methodology of rolling element bearing defect detection using high-gain displacement transducers. The nature of defect influence on the outer race deflection in the ... -
Simultaneous Short and Long Wavelength Infrared Pyrometer Measurements in a Heavy-Duty Gas Turbine
(The American Society of Mechanical Engineers (ASME), 2002)Advanced thermal barrier coatings (TBCs) are increasingly being used in high-performance turbine engines. For optimized use of the coatings, accurate surface temperature measurements are required ... -
The μ Approach to Control of Active Magnetic Bearings
(The American Society of Mechanical Engineers (ASME), 2002)Many important industrial problems in the control of rotating machinery with active magnetic bearings concern the minimization of the rotor vibration response to poorly characterized disturbances ... -
On the Effect of Swirl Flow of Gas Turbine Exhaust Gas in an Inlet Duct of Heat Recovery Steam Generator
(The American Society of Mechanical Engineers (ASME), 2002)Computational and experimental studies are performed to investigate the effect of swirl flow of gas turbine exhaust gas (GTEG) in an inlet duct of a heat recovery steam generator (HRSG). A ...