Results 11 to 20 of about 1,718,290 (313)

Absolute calibration of the LOPES antenna system [PDF]

open access: yes, 2005
Radio emission in extensive air showers arises from an interaction with the geomagnetic field and is subject of theoretical studies. This radio emission has advantages for the detection of high energy cosmic rays compared to secondary particle or ...
Apel, W. D.   +10 more
core   +15 more sources

Spatial and temporal variations of aerosols around Beijing in summer 2006: Model evaluation and source apportionment [PDF]

open access: yes, 2009
Regional aerosol model calculations were made using the Weather Research and Forecasting (WRF)-Community Multiscale Air Quality (CMAQ) and WRF-chem models to study spatial and temporal variations of aerosols around Beijing, China, in the summer of 2006 ...
Blake, DR   +13 more
core   +1 more source

Closed loop liquid cooling of high-powered CPUs: A case study on cooling performance and energy optimization

open access: yesCase Studies in Thermal Engineering, 2023
This case study presents an experimental investigation of closed loop liquid cooling of CPUs. The cooling system implements a pumped liquid supplying a cold plate fixed to the emulated CPU heat source and a remote Air-Cooled Heat Exchanger (ACHE).
F.M. Naduvilakath-Mohammed   +3 more
doaj   +1 more source

Analysis and Treatment of Inverted Air Flow in Main Inclined Shaft of Guojiahe Coal Mine in Winter

open access: yesMeikuang Anquan, 2020
To solve the problem of inverted air airflow in main inclined shaft in winter, the causes and process of natural wind pressure reverses airflow in roadway were analyzed.
SANG Cong
doaj   +1 more source

Transient modelling and simulation of gas turbine secondary air system [PDF]

open access: yesApplied Thermal Engineering, 2020
Abstract The behaviour of the jet engine during transient operation and specifically its secondary air system (SAS) is the point of this work. This paper presents a methodological approach to develop a fast, one-dimensional transient platform for preliminary analysis of the flow behaviour in gas turbine engines secondary air system. For this purpose,
Nikolaidis, Theoklis   +2 more
openaire   +3 more sources

A Multifidelity Aero-Thermal Design Approach for Secondary Air Systems

open access: yesJournal of Engineering for Gas Turbines and Power, 2021
Abstract The paper presents a multidisciplinary approach for aero-thermal and heat transfer analysis for internal flows. The versatility and potential benefit offered by the approach are described through the application to a realistic low pressure turbine assembly.
Dario Amirante   +2 more
openaire   +3 more sources

Reduction of the COSMOS Southern Sky galaxy survey data to the RC3 standard system [PDF]

open access: yes, 1996
After having cross-identified a subsample of LEDA galaxies in the COSMOS database, we defined the best relations to convert COSMOS parameters (coordinates, position angle, diameter, axis ratio and apparent magnitude) into RC3 system used in the LEDA ...
Di Nella, H.   +3 more
core   +2 more sources

Impact of low-pressure systems on winter heavy air pollution in the northwest Sichuan Basin, China [PDF]

open access: yesAtmospheric Chemistry and Physics, 2018
The cities of Chengdu, Deyang, and Mianyang in the northwest Sichuan Basin are part of a rapidly developing urban agglomeration adjoining the eastern slopes of the Tibetan Plateau.
G. Ning   +11 more
doaj   +1 more source

Experimental study on the disinfection of microbial contamination by the microwave radiation on a typical filter coated with absorbing material [PDF]

open access: yesE3S Web of Conferences, 2022
In the air-conditioning system, a high-efficiency air filter can guarantee the capture of dust and biological particles. However, the traditional filter material itself does not have the function of disinfection and self-purification.
Zhang Yuan, Wang Feifei, Xu Xinhua
doaj   +1 more source

Simulation of the Secondary Air System of Aero Engines [PDF]

open access: yesVolume 1: Turbomachinery, 1992
This paper describes a computer program for the simulation of secondary air systems. Typical flow system elements are presented, such as restrictors, tappings, seals, vortices, and coverplates. Two-phase flow as occuring in bearing chamber vent systems is briefly discussed.
K. J. Kutz, T. M. Speer
openaire   +1 more source

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