Results 1 to 10 of about 120,170 (263)

Investigation on design method of curved compression surface of inlet on scramjet [PDF]

open access: yesMATEC Web of Conferences, 2022
Suppose that curved compression surface of inlet consists of segments. Two curved surfaces formed by equal compression angles of the micro-element segments and a slight increase in the compression angle of the micro-element segments are designed ...
Jin Pan, Feng Jin
doaj   +1 more source

Numerical Comparison of Pressure Points Analysis and Transient Model Leak Detection and Location Systems [PDF]

open access: yesJournal of Petroleum Science and Technology, 2022
This study offers the basis and numerical application of the pressure points analysis (PPA) technique and transient model (TM) leak detection and location systems (DLS).
Henry Ifowodo   +2 more
doaj   +1 more source

On benzenoid systems with minimal number of inlets [PDF]

open access: yesJournal of the Serbian Chemical Society, 2013
Inlets are features on the perimeter of a benzenoid system that determine numerous of its electronic and topological properties. A class of large benzenoid systems is constructed, having small number of inlets.
Cruz Roberto, Gutman Ivan, Rada Juan
doaj   +1 more source

Preventing decomposition of 2-mercaptobenzothiazole during gas chromatography analysis using programmable temperature vaporization injection [PDF]

open access: yesJournal of the Serbian Chemical Society, 2017
2-mercaptobenzothiazole (MBT) is a chemical compound which is widely used in various processes in chemical industry, and it was also detected in environmental samples. Most of the researchers employed liquid chromatography (LC) or gas chromatography (GC)
Đorđievski Stefan   +4 more
doaj   +1 more source

Influence of Inlet Parameters on Power Characteristics of Bernoulli Gripping Devices for Industrial Robots

open access: yesApplied Sciences, 2022
There is a wide variety of gripping devices with various parameters at the present stage of development of robotics. However, the existing literature about the power characteristics of pneumatic gripping devices does not provide any analysis of the ...
Roman Mykhailyshyn, Jing Xiao
doaj   +1 more source

Assessment of factors limiting technological capabilities crimping conical die blanks from thick-walled pipes [PDF]

open access: yesОмский научный вестник, 2019
The results of an experimental study of the formation of thickwalled hollow products compressed with conical matrices are presented. The influence of the characteristics of the tool and the size of the blanks on the technological capabilities of ...
V. A. Konovalov, Yu. A. Chugunova
doaj   +1 more source

INTRINSIC IDEALS OF DISTRIBUTIVE LATTICES [PDF]

open access: yesJournal of Algebraic Systems, 2023
The concepts of intrinsic ideals and inlets are introduced in a distributive lattice. Intrinsic ideals are also characterized with the help of inlets.
SAMBASIVA RAO MUKKAMALA
doaj   +1 more source

ScIQ: an invitation and recommendations to combine science and Inuit Qaujimajatuqangit for meaningful engagement of Inuit communities in research

open access: yesArctic Science, 2020
Researchers wishing to conduct studies in Nunavut are asked by potential funders and licensing agencies to incorporate Inuit Qaujimajatuqangit (IQ) and meaningfully engage Inuit communities, but they must usually interpret for themselves what this means ...
C. Pedersen   +16 more
doaj   +1 more source

Mechanism Analysis of Start and Unstart Flow Characteristic Structures of a Supersonic Inlet

open access: yes气体物理, 2023
Based on the supersonic inlet model in Wagner's experiment, RANS-SST was used in numerical simulation to analyze the inlet start and unstart flow field characteristics.
Ya-qian CHEN, Ke-qi HU, Gao-feng WANG
doaj   +1 more source

Research on Aerothermoelasticity for Hypersonic Inlet with Complex Internal Flow

open access: yes气体物理, 2023
Hypersonic inlet is very easy to induce aerothermoelastic problems under the aerodynamic load and aero-thermal action of complex flow. Deeply understanding the aerothermoelasticity mechanism of complex internal flow is of great significance for the ...
Kun YE, Yi-fan ZHANG, Zheng-yin YE
doaj   +1 more source

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