Journal of Engineering for Gas Turbines and Power: Recent submissions
Now showing items 5741-5760 of 9564
-
Imbalance Response of a Rotor Supported on Flexure Pivot Tilting Pad Journal Bearings in Series With Integral Squeeze Film Dampers
(The American Society of Mechanical Engineers (ASME), 2003)Measurements of the imbalance responses of a massive 45 kg rotor supported on series (flexure pivot) tilting pad bearings and integral squeeze film dampers (SFDs) are presented. The rotor-bearing ... -
Development of an Exhaust Gas Recirculation Distribution Prediction Method Using Three-Dimensional Flow Analysis and Its Application
(The American Society of Mechanical Engineers (ASME), 2003)A multidimensional computational fluid dynamics (CFD) method has been used to improve the exhaust gas recirculation (EGR) distribution in the intake manifold. Since gas flow in the intake system ... -
Thermodynamic Performance Analysis of New Gas Turbine Combined Cycles With No Emissions of Carbon Dioxide
(The American Society of Mechanical Engineers (ASME), 2003)In the context of the reduction of the carbon dioxide (CO2) emissions as prescribed by the Kyoto protocol, this paper describes a thermodynamic performance analysis of new gas turbine combined ... -
Thermoeconomic Analysis of Gas Turbine Plants With Fuel Decarbonization and Carbon Dioxide Sequestration
(The American Society of Mechanical Engineers (ASME), 2003)In this paper the thermoeconomic analysis of gas turbine plants with fuel decarbonization and carbon dioxide sequestration is presented. The study focuses on the amine (MEA) decarbonization plant ... -
A New Generalized Carbon Exergy Tax: An Effective Rule to Control Global Warming
(The American Society of Mechanical Engineers (ASME), 2003)An instrument for promoting CO2 emission reductions, taking the Kyoto Protocol goal into account, could be the assignment to energy conversion plants of a monetary charge linked to their specific ... -
Off-Design Performance Analysis of a Hybrid System Based on an Existing Molten Fuel Cell Stack
(The American Society of Mechanical Engineers (ASME), 2003)This paper addresses the off-design analysis of a hybrid system (HS) based on the coupling of an existing Ansaldo Fuel Cells (formerly Ansaldo Ricerche) molten carbonate fuel cell (MCFC) stack ... -
Comparative Analysis of Off-Design Performance Characteristics of Single and Two-Shaft Industrial Gas Turbines
(The American Society of Mechanical Engineers (ASME), 2003)Gas turbines for electric power generation usually operate at part-load conditions for a considerable amount of the time. Regardless of gas turbine configurations, performance generally degrades ... -
Steady and Dynamic Performance and Emissions of a Variable Geometry Combustor in a Gas Turbine Engine
(The American Society of Mechanical Engineers (ASME), 2003)One of the remedies to reduce the major emissions production of nitric oxide (NOx), carbon monoxide (CO), and unburned hydrocarbon (UHC) from conventional gas turbine engine combustors at both ... -
A New Scaling Method for Component Maps of Gas Turbine Using System Identification
(The American Society of Mechanical Engineers (ASME), 2003)A scaling method for characteristics of gas turbine components using experimental data or partially given data from engine manufacturers was newly proposed. In case of currently used traditional ... -
Experimental and Numerical Study of Heat Transfer in a Gas Turbine Combustor Liner
(The American Society of Mechanical Engineers (ASME), 2003)Experiments and numerical simulations were conducted to understand the heat transfer characteristics of a stationary gas turbine combustor liner cooled by impingement jets and cross flow between ... -
Fuzzy Fuel Flow Selection Logic for a Real Time Embedded Full Authority Digital Engine Control
(The American Society of Mechanical Engineers (ASME), 2003)The control logic of the modern full authority digital engine control is comprised of many control loops, each of which has a specific purpose. Typical control loops include (but are not ... -
Liquid Fuel Placement and Mixing of Generic Aeroengine Premix Module at Different Operating Conditions
(The American Society of Mechanical Engineers (ASME), 2003)Fuel placement and air-fuel mixing in a generic aeroengine premix module employing plain jet liquid fuel injection into a counter-swirling double-annular crossflow were investigated at different ... -
Combustion System Development for the Ramgen Engine
(The American Society of Mechanical Engineers (ASME), 2003)The research and development of a unique combustion engine is presented. The engine converts the thrust from ramjet modules located on the rim of a disk into shaft torque, which in turn can ... -
The Recuperative-Auto Thermal Reforming and the Recuperative-Reforming Gas Turbine Power Cycles With CO2 Removal—Part I: The Recuperative-Auto Thermal Reforming Cycle
(The American Society of Mechanical Engineers (ASME), 2003)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 ... -
The Use of Kalman Filter and Neural Network Methodologies in Gas Turbine Performance Diagnostics: A Comparative Study
(The American Society of Mechanical Engineers (ASME), 2003)The goal of gas turbine performance diagnositcs is to accurately detect, isolate, and assess the changes in engine module performance, engine system malfunctions and instrumentation problems from ... -
Active Combustion Instability Control With Spinning Valve Actuator
(The American Society of Mechanical Engineers (ASME), 2003)Active combustion control has been accomplished in many laboratory and real-world combustion systems by fuel modulation as the control input. The modulation is commonly achieved using reciprocating ... -
The Premixed Conditional Moment Closure Method Applied to Idealized Lean Premixed Gas Turbine Combustors
(The American Society of Mechanical Engineers (ASME), 2003)This paper presents the premixed conditional moment closure (CMC) method as a new tool for modeling turbulent premixed combustion with detailed chemistry. By using conditional averages the CMC ... -
Low NOx Combustion for Liquid Fuels: Atmospheric Pressure Experiments Using a Staged Prevaporizer-Premixer
(The American Society of Mechanical Engineers (ASME), 2003)Low emissions of NOx are obtained for a wide range of liquid fuels by using a staged prevaporizing-premixing injector. The injector relies on two stages of air temperature and fires into a ... -
Erratum: “Effect of Biodiesel Utilization of Wear of Vital Parts in Compression Ignition Engine” (ASME J. Appl. Mech., 2003, 70, pp. 604–611)
(The American Society of Mechanical Engineers (ASME), 2003)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 ... -
Investigation of the Response of an Air Blast Atomizer Combustion Chamber Configuration on Forced Modulation of Air Feed at Realistic Operating Conditions
(The American Society of Mechanical Engineers (ASME), 2003)DLR investigated forced combustion oscillations of two liquid fuel burners in a research combustion chamber at elevated pressures simulating idle conditions of aircraft engine combustors. The work ...