Results 31 to 40 of about 11,840,309 (376)
In order to increase the stalling margin of a compressor under different inlet conditions, especially under inlet distortion conditions, a new coupled casing processing structure is proposed in this paper.
Hong Xie+3 more
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A low-speed counter-rotating axial flow compressor (CRAC) with single circumferential grooved casing treatment (CT) was investigated numerically. Both steady and time-accurate numerical calculations were performed to study the effects of the single ...
Xiaochen Mao, Bo Liu, Hang Zhao
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Treatment of Abortion, with Cases [PDF]
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Prevention or treatment? The case of malaria
AbstractWe present a simple theoretical model of household preventive behavior in response to malaria prevalence. The novelty is to include a trade-off between prevention and treatment in an otherwise standard epidemiological model of disease transmission, which depends on the relative price of treatment with respect to prevention.
Berthélemy, Jean-Claude+2 more
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Treatment Strategies for Chronic Cases [PDF]
The treatment of chronic somatic pain, including pain referred to the head, neck, shoulder girdle and upper limb from somatic structures, is addressed. Levels of evidence for the various treatments that have been prescribed for chronic whiplash associated disorders are considered.
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Based on the analyses of the situation and distribution of casing damage in the Tarim Oilfield, it was considered that there are six major factors causing the casing damage: (1) There are flowing rock or highly permeable formation around the casing; (2 ...
Wang Tao+11 more
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Effect of a Recirculating Type Casing Treatment on a Highly Loaded Axial Compressor Rotor
The tip leakage flow over the blades of an axial compressor rotor adversely affects the axial rotor efficiency and can determine the onset of tip leakage stall.
Motoyuki Kawase, Aldo Rona
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In this paper, the influence of a shallow reversed slot-type casing treatment on the performance of a tip-critical transonic compressor has been numerically investigated. Firstly, the complex flow fields in the rotor tip region are studied in details. It
Z. D. Chi, W. L. Chu, H. G. Zhang
doaj
imulation of the flow in the fan stage of a turbofan engine with annular grooves casing treatment
The subject of this study is the working process of the axial fan under the annular groove casing treatment of the turbofan engine. The object of the present study is to investigate the fan impeller of a turbofan engine subjected to an annular groove ...
Andrii Duliepov, Anton Balalaiev
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The paper reviews new experimental technologies for the development of advanced fans with high bypass ratios. Most of those developments are carried out in a highly specialized acoustic test facility available at the Central Institute of Aviation Motors (
Victor Mileshin
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