Journal of Engineering for Gas Turbines and Power: Recent submissions
Now showing items 5521-5540 of 9564
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Fracture Toughness Testing on Bars Under Opposite Cylinder Loading
(The American Society of Mechanical Engineers (ASME), 2004)Bars loaded by opposite concentrated forces via rollers are appropriate test specimens for the determination of the fracture toughness, KIc, and the crack resistance curve (R-curve) of ceramic ... -
Measurement of Void Fraction and Pressure Drop of Air-Oil Two-Phase Flow in Horizontal Pipes
(The American Society of Mechanical Engineers (ASME), 2004)The void fractions, flow regimes, and pressure drop of air-oil two-phase flow in a half-inch diameter pipe over a wide range of test conditions have been investigated. The flow regimes were ... -
Modeling the Performance Characteristics of Diesel Engine Based Combined-Cycle Power Plants—Part II: Results and Applications
(The American Society of Mechanical Engineers (ASME), 2004)In this two-part series publication a mathematical model of the energy conversion process in a diesel engine based combined-cycle power plant has been developed and verified. The examined ... -
Microturbines and Trigeneration: Optimization Strategies and Multiple Engine Configuration Effects
(The American Society of Mechanical Engineers (ASME), 2004)This paper investigates energy savings and economic aspects related to the use of microturbine generators in commercial buildings either for cogeneration (electricity+heat) or for trigeneration ... -
Development of Operating Temperature Prediction Method Using Thermophysical Properties Change of Thermal Barrier Coatings
(The American Society of Mechanical Engineers (ASME), 2004)Thermal barrier coatings (TBCs) have become an indispensable technology as the temperature of turbine inlet gas has increased. TBCs reduce the temperature of the base metal, but a reduction of ... -
Modeling the Performance Characteristics of Diesel Engine Based Combined-Cycle Power Plants—Part I: Mathematical Model
(The American Society of Mechanical Engineers (ASME), 2004)In this two-part series publication, a mathematical model of the energy conversion process in a diesel engine based combined-cycle power plant has been developed. The examined configuration ... -
The Recuperative Auto Thermal Reforming and Recuperative Reforming Gas Turbine Power Cycles With CO2 Removal—Part II: The Recuperative Reforming Cycle
(The American Society of Mechanical Engineers (ASME), 2004)The relatively innovative gas turbine based power cycles R-ATR and R-REF (recuperative–auto thermal reforming GT cycle and recuperative–reforming GT cycle) here proposed, are mainly aimed to allow ... -
Trend Shift Detection in Jet Engine Gas Path Measurements Using Cascaded Recursive Median Filter With Gradient and Laplacian Edge Detector
(The American Society of Mechanical Engineers (ASME), 2004)Trend shift detection is posed as a two-part problem: filtering of the gas turbine measurement deltas followed by the use of edge detection algorithms. Measurement deltas are deviations in ... -
Humid Air NOx Reduction Effect on Liquid Fuel Combustion
(The American Society of Mechanical Engineers (ASME), 2004)An experimental investigation was carried out at DOE NETL on the humid air combustion process using liquid fuel to determine the effects of humidity on pollutant emissions and flame stability. ... -
Calculation of Surface Roughness Effects on Air-Riding Seals
(The American Society of Mechanical Engineers (ASME), 2004)The effects of surface roughness on air-riding seals are investigated here using the Rayleigh pad as an example. Both incompressible and compressible flows are considered using both CFD analysis ... -
Gas Turbines Design and Off-Design Performance Analysis With Emissions Evaluation
(The American Society of Mechanical Engineers (ASME), 2004)Many gas turbines simulation codes have been developed to estimate power plant performance both in design and off-design conditions in order to establish the adequate control criteria or the ... -
Thermodynamic Analysis of Zero-Atmospheric Emissions Power Plant
(The American Society of Mechanical Engineers (ASME), 2004)This paper presents a theoretical thermodynamic analysis of a zero-atmospheric emissions power plant. In this power plant, methane is combusted with oxygen in a gas generator to produce the ... -
Engineering Fundamentals of the Internal Combustion Engine, 2nd Ed.
(The American Society of Mechanical Engineers (ASME), 2004)Engineering Fundamentals of the Internal Combustion Engine, 2nd Ed. , Willard W. Pulkrabek. Prentice-Hall, Englewood Cliffs, NJ, 2003. -
Critical Plane Fatigue Modeling and Characterization of Single Crystal Nickel Superalloys
(The American Society of Mechanical Engineers (ASME), 2004)Single crystal nickel-base superalloys deform by shearing along 〈111〉 planes, sometimes referred to as “octahedral” slip planes. Under fatigue loading, cyclic stress produces alternating slip ... -
Dynamic Response of a Hydrodynamic Thrust Bearing-Mounted Rotor
(The American Society of Mechanical Engineers (ASME), 2004)For investigating the dynamic response of a hydrodynamic thrust bearing-mounted flexible rotor, the dynamic characteristic data of thrust bearings for high surface velocities are applied for ... -
Dynamic Response of Squeeze Film Dampers Operating With Bubbly Mixtures
(The American Society of Mechanical Engineers (ASME), 2004)Squeeze film dampers (SFDs) aid to attenuate vibrations in compressors and turbines while traversing critical speeds. In actual applications, gas ingestion from the environment may lead to the ... -
A Model for Droplet Vaporization for Use in Gasoline and HCCI Engine Applications
(The American Society of Mechanical Engineers (ASME), 2004)A model for unsteady droplet vaporization is presented that considers the droplet temperature range from flash-boiling conditions to normal evaporation. The theory of continuous thermodynamics was ... -
The Identification of the Unbalance of a Flexible Rotating Machine From a Single Rundown
(The American Society of Mechanical Engineers (ASME), 2004)The reliable estimation of a flexible foundation model and the state of unbalance (both amplitude and phase) of a turbogenerator from machine rundown measured vibration data is an active research ... -
Cycle-Resolved NO Measurements in a Two-Stroke Large-Bore Natural Gas Engine
(The American Society of Mechanical Engineers (ASME), 2004)Cycle-resolved NO data were acquired from a Cooper-Bessemer GMV 4TF two-stroke engine to better understand and quantify large bore natural gas engine NOx emission. The cycle resolved NO data ... -
Erratum Redux: “Effect of Biodiesel Utilization of Wear of Vital Parts in Compression Ignition Engine” [ASME J. Eng. Gas Turbines Power, 125, pp. 604–611]
(The American Society of Mechanical Engineers (ASME), 2004)The title of this paper should read “Effect of Biodiesel Utilization on Wear of Vital Parts in Compression Ignition Engine” (“Effect of Biodiesel Utilization on Wear[[ellipsis]]” instead of ...