Results 21 to 30 of about 79,098 (317)

Unsteadiness of Tip Leakage Flow in the Detached-Eddy Simulation on a Transonic Rotor with Vortex Breakdown Phenomenon

Energies, 2019
Tip leakage vortex (TLV) in a transonic compressor rotor was investigated numerically using detached-eddy simulation (DES) method at different working conditions.
Xiangyu Su, Xiaodong Ren, Xuesong Li, Chunwei Gu   +3 more
doaj   +1 more source

Wind Turbine Power Curve Upgrades

Energies, 2018
Full-scale wind turbine technology has been widely developing in the recent years and condition monitoring techniques assist at the scope of making 100\% technical availability a realistic perspective. In this context, several retrofitting techniques are being used for further improving the efficiency of wind kinetic energy conversion.
Astolfi, Davide, Castellani, Francesco, Terzi, Ludovico   +2 more
openaire   +2 more sources

An Up - to - Date Review of Large Marine Tidal Current Turbine Technologies [PDF]

, 2014
Owning to the predictability of tidal current resources, marine tidal current energy is considered to be a reliable and promising renewable power source for coastal areas or some remote islands.
SCUILLER, Franck, CHARPENTIER, Jean-Frederic, Zhou, Zibhin, BENBOUZID, Mohamed, ZHOU, Zhibin, Frédéric Charpentier, Jean, Mohamed Benbouzid, Zhibin Zhou, Franck Scuiller, TANG, Tianhao, Tianhao Tang, Jean Frederic Charpentier   +11 more
core   +1 more source

Conjugate Heat Transfer Characteristics in a Highly Thermally Loaded Film Cooling Configuration with TBC in Syngas

Aerospace, 2019
Future power equipment tends to take hydrogen or middle/low heat-value syngas as fuel for low emission. The heat transfer of a film-cooled turbine blade shall be influenced more by radiation.
Jing Ren, Xueying Li, Hongde Jiang
doaj   +1 more source

Time-Marching Throughflow Analysis of Centrifugal Compressors with Boundary Conditions Based on Newton’s Method

Applied Sciences, 2022
The meridional distribution of the flow parameters inside the centrifugal compressor is of great importance to its overall performance, as well as its matching performance under a thermal cycle.
Chen Yang, Juan Du, Hongwu Zhang, Hu Wu, Qing Tang, Jinguang Yang   +5 more
doaj   +1 more source

Power Extraction Strategy of a Robust kW Range Marine Tidal Turbine Based on Permanent Magnet Synchronous Generators and Passive Rectifiers [PDF]

, 2014
This paper presents a kW range marine tidal current power generation system consisting of a fixed pitch marine current turbine (MCT) with two permanent magnet synchronous generators in the turbine shaft, two diode rectifiers (each rectifier is associated
ODEDELE, Nafissah, CHARPENTIER, Jean-Frederic, C. Olmi, J.F. Charpentier, N. Odedele, OLMI, Christophe   +5 more
core   +1 more source

Experimental and Numerical Investigation of the Non-Reacting Flow in a High-Fidelity Heavy-Duty Gas Turbine DLN Combustor

Energies, 2022
A dry, low-NOx (DLN) combustor for a heavy-duty gas turbine using lean premixed technology was studied. A high-fidelity test model was built for the experimental study using particle image velocimetry (PIV).
Yuan Feng, Xuesong Li, Xiaodong Ren, Chunwei Gu, Xuan Lv, Shanshan Li, Ziye Wang   +6 more
doaj   +1 more source

Film Cooling Performance and Superposition Method of an Actual Turbine Vane at High Freestream Turbulence

Aerospace
This study aims to enhance the understanding of film cooling performance in an actual turbine vane by investigating influencing factors and developing more precise numerical prediction methods. Pressure sensitive paint (PSP) testing and Reynolds-Averaged
Peng Chu, Yongfeng Sui, Bin Dai, Jibing Lan, Wenyang Shao, Binbin Xue, Xiliang Xu, Zhenping Feng   +7 more
doaj   +1 more source

Effects of Blade Extension on Power Production and Ultimate Loads of Wind Turbines

Applied Sciences, 2023
Blade extension is an important type of technical transformation to improve the energy production of turbines for early-built wind farms. To evaluate the effects of blade extension on wind turbines, a 1.5 MW commercial wind turbine with three 37.5 m long
Yuan Li, Xiao Liang, Anmin Cai, Linwei Zhang, Weirong Lin, Mingwei Ge   +5 more
doaj   +1 more source

A Methodology for Yellow Non-Nitrate Smoke Emission During the Full-Process Startup of A Gas Turbine Power Plant

南方能源建设
[Introduction] The gas turbine generator set (GE-PG9351FA) with a DLN2.0 + burner and a designed NOx emission concentration of 50 mg/m3 is used in a gas turbine power plant.
Shikai ZHANG, Shuo CHENG, Qing HUANG, Jian ZHOU, Weidong ZHU, Yin TANG   +5 more
doaj   +1 more source