Zobrazeno 1 - 10
of 130
pro vyhledávání: '"Xingen Lu"'
Publikováno v:
Case Studies in Thermal Engineering, Vol 61, Iss , Pp 105001- (2024)
The heat transfer characteristics of smooth and honeycomb staggered labyrinth seals were investigated using the conjugate heat transfer method. Three pressure ratios (π = 1.2, 1.6, and 2.0), three rotational speeds (RPM = 0, 10,000, and 20,000), and
Externí odkaz:
https://doaj.org/article/5212ec047d894e95810415141dcba131
Publikováno v:
Aerospace, Vol 11, Iss 5, p 389 (2024)
The compressor serves as a crucial component that influences the performance of the gas turbine engine. Researchers have been endeavoring to explore compressor types that possess a high loading level and high-efficiency characteristics concurrently.
Externí odkaz:
https://doaj.org/article/79bb612ebb7946ac9ae2f5b6550d060d
Autor:
Hanliu Deng, Zhijun Lei, Xiaoqing Ouyang, Yuxiang He, Hang Yuan, Gang Li, Yanfeng Zhang, Xingen Lu, Gang Xu
Publikováno v:
Aerospace, Vol 11, Iss 4, p 328 (2024)
The biomimetic turbine has an excellent flow drag reduction ability and wide incidence adaptability, so it has the potential to achieve high efficiency within a wide working range of high-performance variable cycle engines. A biomimetic cascade that
Externí odkaz:
https://doaj.org/article/04be92fff19c42599d42d5f9ed7f620c
Publikováno v:
Aerospace, Vol 11, Iss 4, p 246 (2024)
High-pressure ratio centrifugal compressors’ diffusers face challenges from high-velocity, non-uniform flow at the impeller outlet, decreasing efficiency and stall margin. To address this, this paper presents a novel vaned diffuser passage design m
Externí odkaz:
https://doaj.org/article/0ddbe0349f5a4d4e8bfa3da9477cb238
Publikováno v:
Engineering Applications of Computational Fluid Mechanics, Vol 16, Iss 1, Pp 316-334 (2022)
Designing the high-performance, high-subsonic airfoils suitable for different Reynolds number flow is the major challenge for high-altitude long-endurance drones and ultra-high altitude solar aircraft. To overcome the difficulties, this paper propose
Externí odkaz:
https://doaj.org/article/305e216fc72d4467960e8dae64fb5704
Publikováno v:
Machines, Vol 11, Iss 7, p 728 (2023)
This paper focuses on the dynamic internal flow in the integrated aggressive intermediate turbine duct (AITD) with different HPT wake numbers, using CFX Solver with dynamic Reynolds-averaged Navier–Stokes equations (RANS), the shear stress transmis
Externí odkaz:
https://doaj.org/article/662566ff21934279b879de05f13787d1
Publikováno v:
Case Studies in Thermal Engineering, Vol 40, Iss , Pp 102484- (2022)
In gas turbine and aeroengine, the rim seal is set between the turbine stator and rotor to prevent ingestion of the high-temperature mainstream into the rotating cavity. This study examined the sealing efficiency, flow mechanisms, and heat-transfer c
Externí odkaz:
https://doaj.org/article/91366f92ee8e4a0cb3170af5d26602e3
Publikováno v:
Energies, Vol 16, Iss 11, p 4394 (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 pl
Externí odkaz:
https://doaj.org/article/9ff4c70894ae4761b3f4d34c1be103a5
Publikováno v:
Aerospace, Vol 10, Iss 4, p 364 (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
Externí odkaz:
https://doaj.org/article/4b6fc9b3400743f388e931f9e6fe98d1
Publikováno v:
Machines, Vol 11, Iss 3, p 356 (2023)
The jet always sweeps to the leftmost and rightmost points in the sweeping jet and film composite cooling (SJF) process, resulting in a different coolant flow in each film hole. The film can not easily cover the outer surface evenly under the scourin
Externí odkaz:
https://doaj.org/article/5587502a56274e63be1f6c67eaeefea6