Results 71 to 80 of about 21,160 (284)

Thermodynamic analysis of supercritical carbon dioxide cycle using waste heat of V18 MAN 51/60DF engine

Engineering Reports, Volume 7, Issue 1, January 2025.
Integration of the micro S‐CO2 cycle with V18 MAN 51/60DF engines in powerships for waste heat recovery enhances energy efficiency and sustainability. The system utilizes 374.4 kW of waste heat, achieving 21.8% energy efficiency and 9.7% exergy efficiency, with a net work output of 54.11 kW.
Mehmet Erhan Şahin, Ahmet Elbir, Arif Emre Özgür   +2 more
wiley   +1 more source

Using Active Learning and Team Competition to Teach Gas Turbine Cycle Design [PDF]

, 2019
An elective, Analysis and Design of Propulsion Systems, has been a traditional lecture course teaching gas turbine engines from a design perspective.
Van Treuren, Kenneth
core   +1 more source

Change of temperature field in the depending mixing chamber on the bypass ratio

Авіаційно-космічна техніка та технологія
The mixing chamber of a turbofan jet engine with an additional turbofan unit is the object of this study. The subject of the research is the influence of the bypass ratio on the formation of the temperature field in the mixing chamber before the turbofan
Yurii Tereshchenko, Illia Yudin
doaj   +1 more source

Turboprop Cargo Aircraft Systems study, phase 1 [PDF]

The effects of advanced propellers (propfan) on aircraft direct operating costs, fuel consumption, and noiseprints were determined. A comparison of three aircraft selected from the results with competitive turbofan aircraft shows that advanced turboprop ...
Hewell, J. G., Jr., Lindenbaum, S. P., Muehlbauer, J. C., Randall, C. C., Searle, N., Stone, F. R., Jr.   +5 more
core   +1 more source

Powered turbofan effects on aircraft aerodynamics at high-lift: A study on the NASA CRM-HL

, 2023
Andrea Magrini, Gokul Subbian, Rolf Radespiel, Ernesto Benini   +3 more
openalex   +1 more source

Energy efficient engine program contributions to aircraft fuel conservation [PDF]

Significant advances in high bypass turbofan technologies that enhance fuel efficiency have been demonstrated in the NASA Energy Efficient Engine Program.
Batterton, P. G.
core   +1 more source

Study of small turbofan engines applicable to general-aviation aircraft [PDF]

The applicability of small turbofan engines to general aviation aircraft is discussed. The engine and engine/airplane performance, weight, size, and cost interrelationships are examined. The effects of specific engine noise constraints are evaluated. The
Alsworth, C. C., Burnett, G. A., Merrill, G. L.   +2 more
core   +1 more source

Design and performance of duct acoustic treatment [PDF]

, 1991
The procedure for designing acoustic treatment panels used to line the walls of aircraft engine ducts and for estimating the resulting suppression of turbofan engine duct noise is discussed.
Kraft, R. E., Motsinger, R. E.
core   +1 more source

Study on Overall Parameter and Performance Analysis of Different Configurations for Civil Turbofan Engine

Hangkong gongcheng jinzhan, 2018
In order to improve the competitiveness, optimizing the fuel economy and competitiveness of civil turbofan engines is becoming the research highlights recently.
Xue Bingjing, Li Hualei, Tan Zhiyong
doaj   +1 more source

Analysis of temperature distribution in the annular mixing chamber of a gas turbine engine

Авіаційно-космічна техніка та технологія
The object of this research was the mixing chamber of a turbofan engine. The subject of this study was the thermogasdynamic processes in the mixing chamber of the turbojet engine before the turbine of the turbofan stage.
Illia Yudin
doaj   +1 more source