Results 11 to 20 of about 86,321 (307)

Shear Layer Instability of Flow Around a Circular Cylinder Based on Large Eddy Simulation

open access: yesShanghai Jiaotong Daxue xuebao, 2021
The flow around a cylinder is a common research object of fluid mechanics. As the Reynolds number (Re) increases, the Kelvin-Helmholtz instability of the shear layer will occur in the wake behind the cylinder.
GUO Zhiyuan, YU Peixiang, OUYANG Hua
doaj   +1 more source

Recursive least squares for online dynamic identification on gas turbine engines [PDF]

open access: yes, 2016
Online identification for a gas turbine engine is vital for health monitoring and control decisions because the engine electronic control system uses the identified model to analyze the performance for optimization of fuel consumption, a response to ...
Nalianda, Devaiah   +2 more
core   +1 more source

The Outlook of TBCC Integrated Energy Based on theSecondary Power System

open access: yesHangkong gongcheng jinzhan, 2019
The electrical generation, hydraulic power and pneumatic power of an aircraft is supplied by the secondary power system or the power extracted from engines by the secondary power system.
Wang Wei, Dong Aiqun, Li Dan
doaj   +1 more source

Simulation study on exhaust turbine power generation for waste heat recovery from exhaust of a diesel engine

open access: yesEnergy Reports, 2021
Diesel engine has been used as the primary mover in vehicles for a long time. It is known that around 25%–30% of the fuel energy is wasted in the exhaust gas from diesel engines.
Yongming Xu   +3 more
doaj   +1 more source

Exergetic, exergoeconomic and exergoenvironmental analysis of intercooled gas turbine engine [PDF]

open access: yes, 2016
Exergetic and exergoeconomic and exergoenvironmental analyses have been performed for an advanced aero-derivative intercooled gas turbine engine. The proposed system was modelled using the IPSEpro software package and validated using manufacturer’s ...
Al-Mutawa, Nawaf   +2 more
core   +1 more source

Choice of gas temperature at the turbopump turbine inlet

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2022
The article considers some issues of choosing the gas temperature at the inlet of a liquid rocket engine turbopump turbine. The turbine is one of the key elements of the engine and its operability depends on the gas temperature.
A. V. Ivanov
doaj   +1 more source

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

open access: yes, 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

EFFICIENT TRACTION AND EXTERNAL RESISTANCE OF AIRCRAFT POWER PLANT

open access: yesАвіаційно-космічна техніка та технологія, 2020
Increasing the efficiency and effectiveness of a gas turbine engine can be achieved through a comprehensive review of all tasks that determine the parameters and characteristics of an aircraft power plant and aircraft.
Юрий Юрьевич Терещенко   +3 more
doaj   +1 more source

An example of use of gas turbine engine compressor, which has been mastered in production and has good characteristics in a new product project [PDF]

open access: yesОмский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение", 2022
The development of a new gas turbine engine requires a lot of time and money spent on the design and testing its compressor, which has been shown as the most complex and time-consuming assembly unit of the engine.
A. V. Grekhnev
doaj   +1 more source

Wave rotor-enhanced gas turbine engines [PDF]

open access: yes31st Joint Propulsion Conference and Exhibit, 1995
The benefits of wave rotor topping in small (300- to 500-kW [400- to 700-hp] class) and intermediate (2000- to 3000-kw [3000- to 4000-hp] class) turboshaft engines, and large (350- to 450-kN [80,000- to 100,000-lbf] class) high-bypass-ratio turbofan engines are evaluated.
G. E. Welch, S. M. Jones, D. E. Paxson
openaire   +1 more source

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