Results 1 to 10 of about 249,497 (170)
Oil Change Interval Evaluation of Gearbox Used in Heavy-Duty Truck E-Axle with Oil Analysis Data
Lubricants, 2022 Regular lubricating oil change in the gearbox is desirable for improving vehicle reliability and reducing operating costs. To achieve this objective, evaluating the oil change interval is necessary.
Shufa Yan +5 more
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Applied Sciences, 2022 The interturbine transition duct (ITD), located between the high-pressure (HP) and low-pressure (LP) turbines of aeroengines, tends to be designed as an aggressive ITD integrated with wide-chord struts to meet the requirements of civil aeroengines for ...
Zhijun Lei +7 more
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Investigation of New Design Principles for the Centrifugal Compressor Vaned Diffusers
International Journal of Aerospace Engineering, 2022 Diffuser’s aerodynamic performance is crucial for the centrifugal compressors, while at present the universal principles for the optimization design of the vaned diffusers are still not available. In this paper, three vaned diffusers with different inlet
Qingkuo Li +4 more
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Applied Sciences, 2022 A dynamic simulation was launched to research the influence of high-pressure turbine (HPT) rotor wake passing frequency on the flow mechanism in an integrated aggressive interturbine duct (AITD).
Zhijun Lei +8 more
doaj +1 more source
A Thermal Fluid–Solid Coupling Simulation of Gas Fuel Control Valves for High-Precision Gas Turbines
Aerospace, 2023 Gas fuel control valves play important roles in the control of gas flow in high-precision gas turbines. To clarify the influence of coupling between the structure and the fluid system, a thermal fluid–solid coupling mechanism is presented based on ...
Haoran Pan +5 more
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Numerical Research on the Jet Mixing Mechanism of the De-Swirling Lobed Mixer Integrated with OGV
Energies, 2023 The outlet guide vane (OGV) is integrated with the lobed mixer to improve the exhaust system’s performance with a high core inlet swirl. The best location for integrating the OGV is along the central line of the lobe’s trough and near the exit plane of ...
Zhijun Lei +6 more
doaj +1 more source
Metals, 2022 We presented a theoretical study for the structural, mechanical, and thermophysical properties of the precipitates in 2xxx series aluminum alloy by applying the widely used density functional theory of Perdew-Burke-Ernzerhof (PBE).
Xuewei Fang +11 more
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Vortex Breakdown Control by the Plasma Swirl Injector
Applied Sciences, 2021 Vortex breakdown, observed in swirling flows, is an interesting physical phenomenon relevant to a wide range of engineering applications, including aerodynamics and combustion.
Gang Li +6 more
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Optimal Design and Analysis of a High-Load Supersonic Compressor Based on a Surrogate Model
Aerospace, 2023 To explore the internal flow mechanism and improve the performance of a supersonic compressor, an efficient global optimization design method was developed for an axial flow compressor and applied in the optimization design of a prototype supersonic ...
Shiji Zhou +5 more
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The Journal of the American Board of Family Medicine, 2005 Rosa Torres (not her real name) was a 72-year-old woman with advanced congestive heart failure, chronic obstructive pulmonary disease, and severe chronic pain caused by degenerative joint disease.
Lawhorne, Larry Wayne +2 more
openaire +3 more sources