PRE-SWIRL

作品数：6被引量：4H指数：1
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A Comparative Study of Purge Flow Aero-Thermal Performance under Pre-Swirl and Rotational Conditions
《Journal of Thermal Science》2025年第2期626-638,共13页GAO Hongyu WANG Yutian XU Renjie XU Qingzong 
supported by the National Natural Science Foundation of China(Grant No.52106064)。
Investigating the interaction between purge flow and main flow in gas turbines is crucial for optimizing thermal management,and enhancing aerodynamic efficiency.Measuring the high-speed rotating rotor poses challenges...
关键词：gas turbine rotational effect pre-swirl purge flow endwall cooling effectiveness 
Experimental and computational investigation on flow characteristics of rotating cavities with high inlet pre-swirl axial throughflow被引量：1
《Chinese Journal of Aeronautics》2024年第4期276-293,共18页Sipeng WANG Xiang LUO Linji GUO Zeyu WU Yang BAI Zongchao LI Lichun MA 
As an integral part of the internal air system of aero-engines,the axial throughflow of the cooling air can interact with the cavity flow between the rotating compressor disks,forming a threedimensional,unsteady,and u...
关键词：Compressor Axial throughflow Rotating cavity flow Particle image velocimetry Unsteady RANS Flow pattern 
前置预旋定子泵喷推进器辐射噪声数值预报被引量：1
《哈尔滨工程大学学报（英文版）》2023年第2期344-358,共15页李晗 黄桥高 潘光 
The National Natural Science Foundation of China(Grant No.51979226).
The requirement of low radiated noise is increasing for underwater propulsors as the noise significantly affecting the comfort and quietness of ships,submarines,and vessels.To broaden the view of noise characteristics...
关键词：Pump-jet propulsor Hydrodynamics Turbulence modeling Thrust fluctuation Radiated noise Pre-swirl stator 
Effects of Four Types of Pre-swirls on the Leakage, Flow Field, and Fluid-Induced Force of the Rotary Straight-through Labyrinth Gas Seal被引量：2
《Chinese Journal of Mechanical Engineering》2019年第3期119-133,共15页Qingfeng Wang Lidong He 
Supported by National Basic Research Program of China(973 Program,Grant No.2012CB026006)
The labyrinth seal in turbomachinery is a key element that restricts leakage flow among rotor-stator clearances from high-pressure regions to low-pressure regions. The fluid-induced forces on the rotor from seals duri...
关键词：ROTARY straight-through LABYRINTH gas SEAL PRE-SWIRL LEAKAGE Flow field Fluid-induced FORCE 
Development of Energy-Saving Devices for a 20,000DWT River–Sea Bulk Carrier
《Journal of Marine Science and Application》2018年第1期131-139,共9页Kunpeng Chen Yuling Gao Zhenping Huang Guoxiang Dong 
supported by Ministry of Science and Technology of the People’s Republic of China No.2014BAG04B01
A reduction of fuel consumption and an increase in efficiency are currently required for river–sea bulk carriers.Pre-swirl and ducted stators are widely used devices in the industry and efficiency gains can be obtain...
关键词：River–sea bulk CARRIER ENERGY-SAVING devices PRE-SWIRL STATORS Computational fluid dynamics RANS 
Operating characteristics of a high radius pre-swirl cooling system
《航空动力学报》2007年第6期849-858,共10页P.New P.R.N.Childs 
An experimental investigation into pre-swirl effectiveness and receiver hole discharge coefficient characteristics for a high radius injection pre-swirl cooling systems was carried out on a physically representative e...
关键词：前漩涡冷却系统 燃气涡轮 速率 流量系数 
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