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Proceedings Papers

A Predictive Method for Helicopters Engine Installation Losses Determination

Alexandre Di-Marco, Claire Lecauchois, Benoit Fayard, Pierre Sagaut
Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T01A021, June 13–17, 2022
Paper No: GT2022-82243
DOI: https://doi.org/10.1115/GT2022-82243
View Paper titled, A Predictive Method for Helicopters Engine Installation Losses Determination
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Topics: Engines, Helicopters, Flight, Aircraft, Computational fluid dynamics, Design, Shapes, Simulation
Proceedings Papers

Experimental Investigation of the Starting Procedure of a Helicopter Gas Turbine Featuring an Impingement Quick-Start System

Niklas Kuen, Volker Gümmer
Proc. ASME. GT2020, Volume 5: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage, V005T06A038, September 21–25, 2020
Paper No: GT2020-16231
DOI: https://doi.org/10.1115/GT2020-16231
View Paper titled, Experimental Investigation of the Starting Procedure of a Helicopter Gas Turbine Featuring an Impingement Quick-Start System
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Topics: Gas turbines, Engines, Flight, Fuels, Helicopters, Safety, Weight (Mass)
Proceedings Papers

Improvement of Turboshaft Restart Time Through an Experimental and Numerical Investigation

Antoine Ferrand, Marc Bellenoue, Yves Bertin, Patrick Marconi
Proc. ASME. GT2020, Volume 1: Aircraft Engine; Fans and Blowers, V001T01A004, September 21–25, 2020
Paper No: GT2020-14143
DOI: https://doi.org/10.1115/GT2020-14143
View Paper titled, Improvement of Turboshaft Restart Time Through an Experimental and Numerical Investigation
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Topics: Batteries, Combustion, Electric motors, Engines, Failure, Flight, Fuel consumption, Gas turbines, Generators, Helicopters
Proceedings Papers

Optimal Control of a Compound Rotorcraft for Engine Performance Enhancement

Calum Scullion, Stavros Vouros, Ioannis Goulos, Devaiah Nalianda, Vassilios Pachidis
Proc. ASME. GT2020, Volume 1: Aircraft Engine; Fans and Blowers, V001T01A045, September 21–25, 2020
Paper No: GT2020-16280
DOI: https://doi.org/10.1115/GT2020-16280
View Paper titled, Optimal Control of a Compound Rotorcraft for Engine Performance Enhancement
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Topics: Design, Engines, Optimal control, Rotors, Flight, Fuels, Aerodynamics, Aerospace industry, Combustion chambers, Control systems
Proceedings Papers

Incipient Fault Diagnosis of the Planetary Gearbox Based on Improved Variational Mode Decomposition and Frequency-Weighted Energy Operator

Hongkun Li, Chaoge Wang, Jiayu Ou
Proc. ASME. GT2019, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T48A003, June 17–21, 2019
Paper No: GT2019-90572
DOI: https://doi.org/10.1115/GT2019-90572
View Paper titled, Incipient Fault Diagnosis of the Planetary Gearbox Based on Improved Variational Mode Decomposition and Frequency-Weighted Energy Operator
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Topics: Fault diagnosis, Mechanical drives, Signals, Accidents, Algorithms, Failure, Feature extraction, Gears, Helicopters, Petrochemicals
Proceedings Papers

Vibration Based Condition Monitoring of Helicopter Gearboxes Based on Cyclostationary Analysis

Alexandre Mauricio, Linghao Zhou, David Mba, Konstantinos Gryllias
Proc. ASME. GT2019, Volume 6: Ceramics; Controls, Diagnostics, and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T05A020, June 17–21, 2019
Paper No: GT2019-91150
DOI: https://doi.org/10.1115/GT2019-91150
View Paper titled, Vibration Based Condition Monitoring of Helicopter Gearboxes Based on Cyclostationary Analysis
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Topics: Condition monitoring, Vibration, Mechanical drives, Bearings, Maintenance, Accidents, Decision making, Electromagnetic spectrum, Engines, Fatigue
Proceedings Papers

High Fidelity Modeling of the Acceleration of a Turboshaft Engine During a Restart

Antoine Ferrand, Marc Bellenoue, Yves Bertin, Radu Cirligeanu, Patrick Marconi, Fabien Mercier-Calvairac
Proc. ASME. GT2018, Volume 1: Aircraft Engine; Fans and Blowers; Marine, V001T01A034, June 11–15, 2018
Paper No: GT2018-76654
DOI: https://doi.org/10.1115/GT2018-76654
View Paper titled, High Fidelity Modeling of the Acceleration of a Turboshaft Engine During a Restart
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Topics: Engines, Modeling, Generators, Air flow, Combustion, Engineering simulation, Flight, Simulation, Sleep, Temperature
Proceedings Papers

Assessment of the Effect of Environmental Conditions on Rotorcraft Pollutant Emissions at Mission Level

Jesus Ortiz-Carretero, Alejandro Castillo Pardo, Vassilios Pachidis, Ioannis Goulos
Proc. ASME. GT2017, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Honors and Awards, V001T01A010, June 26–30, 2017
Paper No: GT2017-63440
DOI: https://doi.org/10.1115/GT2017-63440
View Paper titled, Assessment of the Effect of Environmental Conditions on Rotorcraft Pollutant Emissions at Mission Level
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Topics: Emissions, Pollution, Engines, Fuels, Nitrogen oxides, Aerodynamics, Biomedicine, Commercial air transport, Compressors, Computer software
Proceedings Papers

Performance Investigation of Cycle-Integrated Parallel Hybrid Turboshafts

Patrick C. Vratny, Sascha Kaiser, Arne Seitz, Stefan Donnerhack
Proc. ASME. GT2016, Volume 1: Aircraft Engine; Fans and Blowers; Marine, V001T01A029, June 13–17, 2016
Paper No: GT2016-57539
DOI: https://doi.org/10.1115/GT2016-57539
View Paper titled, Performance Investigation of Cycle-Integrated Parallel Hybrid Turboshafts
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Topics: Cycles, Power stations, Electric motors, Compressors, Electricity (Physics), Turbines, Design, Fuels, Gas turbines, Propulsion systems
Proceedings Papers

Investigation of Annular Jet Flows in a Subsonic Air-Air Ejector With Multi-Ring Entraining Diffuser

A. Namet-Allah, A. M. Birk
Proc. ASME. GT2015, Volume 1: Aircraft Engine; Fans and Blowers; Marine, V001T01A015, June 15–19, 2015
Paper No: GT2015-42749
DOI: https://doi.org/10.1115/GT2015-42749
View Paper titled, Investigation of Annular Jet Flows in a Subsonic Air-Air Ejector With Multi-Ring Entraining Diffuser
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Topics: Diffusers, Ejectors, Flow (Dynamics), Computational fluid dynamics, Turbulence, Boundary-value problems, Pressure, Engineering simulation, Nozzles, Simulation
Proceedings Papers

Design Analysis of the General Electric T58 Engine

F. W. Hegland
Proc. ASME. GT1958, ASME 1958 Gas Turbine Power Conference and Exhibit, V001T01A021, March 2–6, 1958
Paper No: 58-GTP-21
DOI: https://doi.org/10.1115/58-GTP-21
View Paper titled, Design Analysis of the General Electric T58 Engine
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Topics: Design, Engines, Aeronautics, Gas turbines, Helicopters, Navy
Proceedings Papers

Governing and Monitoring of Gas Turbine Engine for Helicopters

J. Grandcoing
Proc. ASME. GT1970, Volume 1A: General, V01AT01A038, May 24–28, 1970
Paper No: 70-GT-37
DOI: https://doi.org/10.1115/70-GT-37
View Paper titled, Governing and Monitoring of Gas Turbine Engine for Helicopters
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Topics: Gas turbines, Helicopters, Engines, Governors, Rotors, Aircraft, Turbines, Design, Flight, Turbochargers
Proceedings Papers

Flight Evaluation of Helicopter Gas Turbine Engines

J. F. Bortkiewicz
Proc. ASME. GT1970, Volume 1A: General, V01AT01A039, May 24–28, 1970
Paper No: 70-GT-38
DOI: https://doi.org/10.1115/70-GT-38
View Paper titled, Flight Evaluation of Helicopter Gas Turbine Engines
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Topics: Flight, Gas turbines, Engines, Aircraft, Control systems, Dynamic systems, Helicopters, Testing, Wings
Proceedings Papers

Engine Rotor Matching for Tip Propulsion of Large Helicopters

K. B. Amer, R. J. Sullivan
Proc. ASME. GT1970, Volume 1B: General, V01BT02A001, May 24–28, 1970
Paper No: 70-GT-68
DOI: https://doi.org/10.1115/70-GT-68
View Paper titled, Engine Rotor Matching for Tip Propulsion of Large Helicopters
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Topics: Engines, Helicopters, Propulsion, Rotors, Pressure, Cycles, Aircraft, Airfoils, Chords (Trusses), Propulsion systems
Proceedings Papers

Environment Problems Affecting Helicopter Engine Operation

J. C. Arribat
Proc. ASME. GT1970, Volume 1B: General, V01BT02A029, May 24–28, 1970
Paper No: 70-GT-96
DOI: https://doi.org/10.1115/70-GT-96
View Paper titled, Environment Problems Affecting Helicopter Engine Operation
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Topics: Engines, Aircraft, Automobiles, Aviation, Collaboration, Cranes, Dust, Flight, Gas turbines, Helicopters
Proceedings Papers

Gas Turbines — Dust — Air Cleaners: Experience and Trends

M. G. Mund, Hanspeter Guhne
Proc. ASME. GT1970, Volume 1B: General, V01BT02A037, May 24–28, 1970
Paper No: 70-GT-104
DOI: https://doi.org/10.1115/70-GT-104
View Paper titled, Gas Turbines — Dust — Air Cleaners: Experience and Trends
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Topics: Dust, Gas turbines, Helicopters, Piston engines, Tracked vehicles, Vehicles
Proceedings Papers

Problems and Solutions for Sand Environment Operation of Helicopter Gas Turbines

G. C. Rapp, S. H. Rosenthal
Proc. ASME. GT1968, ASME 1968 Gas Turbine Conference and Products Show, V001T01A037, March 17–21, 1968
Paper No: 68-GT-37
DOI: https://doi.org/10.1115/68-GT-37
View Paper titled, Problems and Solutions for Sand Environment Operation of Helicopter Gas Turbines
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Topics: Gas turbines, Sands, Design, Engines, Erosion, Aircraft, Flight, Helicopters, Maintenance, Seas
Proceedings Papers

Simulation of Helicopter Powerplant Performance

B. V. Baxendale, M. E. Inglis
Proc. ASME. GT1978, Volume 1A: General, V01AT01A051, April 9–13, 1978
Paper No: 78-GT-51
DOI: https://doi.org/10.1115/78-GT-51
View Paper titled, Simulation of Helicopter Powerplant Performance
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Topics: Power stations, Simulation, Engines, Aircraft, Computers, Flight, Rotors, Seas, Control systems, Degrees of freedom
Proceedings Papers

Digital Controls for Helicopter Engines

E. S. Eccles
Proc. ASME. GT1980, Volume 1B: General, V01BT02A027, March 10–13, 1980
Paper No: 80-GT-121
DOI: https://doi.org/10.1115/80-GT-121
View Paper titled, Digital Controls for Helicopter Engines
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Topics: Engines, Design, Control systems, Cooling, Design engineering, Flight, Fuels, Helicopters, Packaging, Power stations
Proceedings Papers

Small Engine Inlet Air Particle Separator Technology

H. L. Morrow, D. B. Cale
Proc. ASME. GT1982, Volume 2: Aircraft Engine; Marine; Microturbines and Small Turbomachinery, V002T02A004, April 18–22, 1982
Paper No: 82-GT-40
DOI: https://doi.org/10.1115/82-GT-40
View Paper titled, Small Engine Inlet Air Particle Separator Technology
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Topics: Engines, Particulate matter, Dust, Erosion, Sands, Army, Gas turbines, Coatings, Damage, Helicopters