Results 31 to 40 of about 276,420 (309)

A ducted wind turbine simulation model for building simulation [PDF]

, 2004
Power production is shifting away from centralized generation plants to production of heat and power at the point of demand. A technology that may play a part in this shift is the ducted wind turbine (DWT).
A Grant, BRE Digest 346, Clarke JA, Clarke JA, Feranec T, Grant AD, Grant AD, Liddament MW, N Kelly, Schlichting H   +9 more
core   +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

Analysis of sweeping jet and film composite cooling using the decoupled model

Open Physics, 2023
The heat transfer process of the sweeping jet and film composite cooling (SJF) structure of the turbine blade leading edge is complex. The current work divides the overall cooling effectiveness of the SJF into the impingement heat transfer effectiveness,
Kong Xiangcan, Zhang Yanfeng, Li Guoqing, Lu Xingen, Zeng Jun, Zhu Junqiang, Xu Jinliang   +6 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
CHARPENTIER, Jean-Frederic, ODEDELE, Nafissah, OLMI, Christophe   +2 more
core   +2 more sources

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

Influence of Position of Intake Struts on Unsteady Load and Vibration of First-Stage Rotor

Machines, 2022
To investigate the influence law and mechanism of the relative circumferential position of intake struts on the unsteady load and vibration of the first stage rotor, the first 1.5-stage of a heavy-duty gas turbine compressor with intake struts was ...
Wei Peng, Xiaodong Ren, Xuesong Li, Chunwei Gu, Hong Wu, Xiaobin Que   +5 more
doaj   +1 more source

Wind turbine condition assessment through power curve copula modeling [PDF]

, 2012
Power curves constructed from wind speed and active power output measurements provide an established method of analyzing wind turbine performance. In this paper it is proposed that operational data from wind turbines are used to estimate bivariate ...
Galloway, Stuart, Gill, Simon, Stephen, Bruce   +2 more
core   +1 more source

A Novel Improved Threshold Adaptive Forgetting Variable Step Size Blind Separation Model for Weak Signal Detection

Shock and Vibration, 2022
The online blind source separation (BSS) is seriously disturbed by strong noise when extracting weak signals and has the defects that it cannot both give consideration to convergence speed and steady-state error.
Tianyi Yu, Houming Wang, Shunming Li, Jiantao Lu, Siqi Gong, Yanfeng Wang, Guangrong Teng   +6 more
doaj   +1 more source

A preliminary assessment of the initial compression power requirement in CO2 pipeline “Carbon Capture and Storage (CCS) technologies" [PDF]

, 2016
CO2 captured from fossil-fueled power generation plants is said to be economically transported via pipelines over long distances. The CO2 must be compressed to pipeline specifications using compressors and pumps that are driven by gas turbine (GT) or ...
Anosike, Nnamdi Benedict, El-Suleiman, Abdussalam, Pilidis, Pericles   +2 more
core   +3 more sources

Study of Parallel Compressor System and Real-Time Simulation Based on Modular Dynamic System Greitzer Modeling

Machines, 2023
The compressor system is widely used in aerospace, chemical industry, and other industrial fields. Modeling a compressor system is of great significance to the study of hydrodynamics and surge characteristics.
Yang Su, Xuejiang Chen, Xiaoming Liu, Xin Wang, Xiaodong Li   +4 more
doaj   +1 more source