Results 21 to 30 of about 7,583,870 (302)

Injetor multicanal com válvulas de estrangulamento para análise em fluxo Pinch valve injector for flow analysis

open access: yesQuímica Nova, 2001
An important component for the automation of flow injection analysis (FIA) systems is the sample injection valve. A simple and inexpensive commutator with 16 pinch valves (8 normally open and 8 closed) was developed and configured as a multichannel ...
Fabiano S. Palgrossi   +2 more
doaj   +1 more source

A new integrated numerical wave tank in OpenFOAM for hydrodynamic modelling of offshore renewables

open access: yesApplied Ocean Research
This paper presents a new integrated hydrodynamic modelling framework for wave–structure interaction problems. It is developed by coupling a finite-volume-based fully nonlinear potential flow (FNPF) solver with the native OpenFOAM incompressible ...
Ranjodh Rai   +4 more
doaj   +1 more source

Determinação espectrofotométrica em fluxo de cloro em água usando célula de longo caminho óptico e multicomutação Spectrophotometric flow determination of chlorine in water using a long pathlength optic cell and multicommutation

open access: yesQuímica Nova, 2009
A multicommuted method for determination of chlorine in water samples using a 100-cm cell was developed. In this method, orto-Tolidine reacts with chlorine and the product was monitored at 438 nm.
Fernanda Helena Salami   +3 more
doaj   +1 more source

Analysis of added mass in cavitating flow [PDF]

open access: yes, 2012
The paper addresses a theoretical study of the added mass effect in cavitating flow.The cavitation is considered to induce a strong time–space variation of the fluid density at the interface between an inviscid fluid and a three-degree-of-freedom rigid ...
ASTOLFI, Jacques Andre   +1 more
core   +6 more sources

Effect-Driven Flow Analysis [PDF]

open access: yes, 2019
Traditional machine-based static analyses use a worklist algorithm to explore the analysis state space, and compare each state in the worklist against a set of seen states as part of their fixed-point computation. This may require many state comparisons, which gives rise to a computational overhead. Even an analysis with a global store has to clear its
Nicolay, Jens   +3 more
openaire   +2 more sources

Design of nozzle for steel continuous casting system based on flow analysis II -Submerged entry nozzle(SEN)-

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2018
A new geometrical design of the port in the flow line direction to minimize the maximum port velocity (MPV) has been proposed through the analysis using computational fluid dynamics (CFD) and water model experiments to keep uniform velocity distribution ...
Arito MIZOBE, Masanori UEKI
doaj   +1 more source

Fluid Dynamics Analysis of Flow Characteristics in the Clearance of Hydraulic Turbine Seal Rings

open access: yesEnergies
The hydraulic turbine serves as the cornerstone of hydropower generation systems, with the sealing system’s performance critically influencing energy conversion efficiency and operational cost-effectiveness. The sealing ring is a pivotal component, which
Leilei Chen   +6 more
doaj   +1 more source

Reflections on the origin and evolution of flow injection analysis [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2020
Flow analysis methodologies began in the 1950s. Flow injection methodologies originated in the 1970s. This review focuses on FIA related developments. Early injection analysis reports included the Nagy, Feher, and Pungor system in which they injected ...
Gary D. Christian
doaj   +1 more source

Event-plane flow analysis without non-flow effects

open access: yes, 2011
The event-plane method, which is widely used to analyze anisotropic flow in nucleus-nucleus collisions, is known to be biased by nonflow effects,especially at high $p_t$.
Bilandzic, Ante   +3 more
core   +1 more source

Design Optimization of Cessna 172 Wing With Biomimetic Design Approach

open access: yesInternational Journal of Pioneering Technology and Engineering
While the aircraft is moving in the opposite direction of the flow in the air, the wind resistance and the moment effect due to this resistance negatively affect the flight performance.
Hudayim BASAK, Anıl Akdemir
doaj   +1 more source

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