Results 21 to 30 of about 74,669 (264)

Hydrodynamic Performance Assessment of Selected Hydrokinetic Turbine Blade Sections in River Oyun, North-Central Nigeria [PDF]

Journal of Renewable Energy and Environment
The hydrodynamic performance of lift-based hydrokinetic turbine rotors is typically dependent on the rotor blade sections, or the profile of the hydrofoil used.
Laniyi Ladokun, Mustapha Saba, Daniel Ita   +2 more
doaj   +1 more source

Investigation on the Mechanism of Blade Tip Recess Improving the Aerodynamic Performance of Transonic Axial Flow Compressor

Journal of Applied Fluid Mechanics, 2021
The development of high-performance aero engines put forward higher performance requirements for compressor components, and the improvement of aerodynamic performance of compressors has important engineering application value.
S. Yan, W. L. Chu, W. Liu, Y. Li, J. Yang, W. Zhao   +5 more
doaj  

Geometry Design of Coaxial Rigid Rotor in High-Speed Forward Flight

International Journal of Aerospace Engineering, 2020
The aerodynamic performance analysis and blade planform design of a coaxial rigid rotor in forward flight were carried out utilizing CFD solver CLORNS. Firstly, the forward flow field characteristics of the coaxial rotor were analyzed.
Bo Wang, Xin Yuan, Qi-jun Zhao, Zheng Zhu   +3 more
doaj   +1 more source

Constructive layout for small rotor of straight-flow rotary ripper

Вестник СибАДИ, 2023
Introduction. The problem of accelerating and cheapening the construction of roads without reducing their quality can be solved by creating a complex of continuous units.
V. A. Nikolaev
doaj   +1 more source

Numerical Analysis of Conjugated Heat Transfer and Thermal Stress Distributions in a High-Temperature Ni-Based Superalloy Turbine Rotor Blade

Energies, 2022
This paper establishes a multidisciplinary method combining conjugate heat transfer (CHT) and thermal stress for a high-temperature Ni-based superalloy turbine rotor blade with integrated cooling structures.
Xiaoru Qian, Peigang Yan, Xiangfeng Wang, Wanjin Han   +3 more
doaj   +1 more source

Modeling and Dynamic Characteristics Analysis of Blade-Disk Dual-Rotor System

Complexity, 2020
In this paper, a simplified dynamic model of a dual-rotor system coupled with blade disk is built, and the effects of blade parameters of an aircraft engine on the dynamic characteristics of a dual-rotor system are studied.
Zhenyong Lu, Shun Zhong, Huizheng Chen, Yushu Chen, Jiajie Han, Chao Wang   +5 more
doaj   +1 more source

Semi-Physical Simulation of Fan Rotor Assembly Process Optimization for Unbalance Based on Reinforcement Learning

Aerospace, 2022
An aero engine fan rotor is composed of a multi-stage disk and multi-stage blades. Excessive unbalance of the aero engine fan rotor after assembly is the main cause of aero engine vibration.
Huibin Zhang, Mingwei Wang, Zhiang Li, Jingtao Zhou, Kexin Zhang, Xin Ma, Manxian Wang   +6 more
doaj   +1 more source

On Blade Arrangement for Multi-Blade Rotors

Wind Engineering, 2011
This paper concerns the blades of multi-bladed water-pumping windmills when they have variable mass and centre of mass. The paper explores blade arrangement strategies that will minimize the eccentricity of the rotor centre of mass and hence any rotor-induced vibration.
Hitz, K. L., Wood, D. H.
openaire   +2 more sources

Performance Study of Modified Savonius Water Turbine with Two Deflector Plates

International Journal of Rotating Machinery, 2012
Savonius rotor is a vertical axis rotor with simple in design and easy to fabricate at lower cost. The rotation of the rotor is due to the drag difference between the advancing blade and returning blade. Net driving force can be increased by reducing the
Golecha Kailash, T. I. Eldho, S. V. Prabhu   +2 more
doaj   +1 more source

A Review of Cooling Studies on Gas Turbine Rotor Blades with Rotation

Inventions, 2023
Increases in power density and thermal efficiency of a highly efficient gas turbine engine motivate an ever-mounting turbine entry temperature. The combined metallurgical and cooling advancements ensure the structural integrity of a gas turbine rotor ...
Shyy Woei Chang, Pey-Shey Wu, Ting-Yu Wan, Wei-Ling Cai   +3 more
doaj   +1 more source