Results 11 to 20 of about 335,553 (312)

Dynamic Response Analysis of the Bi-Tandem Axial Piston Pump with Dual-Loop Positive Flow Control under Pressure Disturbance

open access: yesActuators, 2023
The bi-tandem axial piston pump is an indispensable powerhouse in high-pressure and high-power engineering hydraulic systems, with its output flow response characteristics under pressure disturbance exerting a significant influence on the working process
Zhiyuan Sun   +3 more
doaj   +1 more source

A hydrate blockage detection apparatus for gas pipeline using ultrasonic focused transducer and its application on a flow loop

open access: yesEnergy Science & Engineering, 2020
This paper introduces a novel apparatus and the analyzing method for hydrate blockage detection in natural gas pipeline using the ultrasonic focused testing technique.
Xingbo Li   +6 more
doaj   +1 more source

THE DESIGN OF THE ARTERIOVENOUS VASCULAR LOOP DOES NOT AFFECT ITS PATENCY: EXPERIMENTAL STUDY [PDF]

open access: yesActa Ortopédica Brasileira, 2020
Objective: To evaluate the effect of the design of a femoral vascular loop with anastomosis in the femoral artery of rabbits on the presence of flow (patency) after seven days.
MATEUS SAITO   +5 more
doaj   +1 more source

Loop Leaping with Closures [PDF]

open access: yes, 2012
Loop leaping is the colloquial name given to a form of program analysis in which summaries are derived for nested loops starting from the innermost loop and proceeding in a bottom-up fashion considering one more loop at a time.
Sebastian Biallas   +7 more
core   +1 more source

Erosion-corrosion behavior of L80 steel under high velocity wet gas condition by flow loop method

open access: yes工程科学学报, 2018
With the continuous petroleum extraction from deep-water subsea gas fields, many long distance offshore natural gas pipelines have been constructed. The design parameters directly affect the gas flow velocity in pipelines, which may introduce high wall ...
LIU Guo-zhang   +7 more
doaj   +1 more source

Investigations in an external-loop airlift photobioreactor with annular light chambers and swirling flow [PDF]

open access: yes, 2011
Photosynthetic microorganisms could serve as valuable compounds, but also for environmental applications. Their production under controlled conditions implies to design specific reactors, named photobioreactors, in which light supply is the main ...
Fethi Aloui   +9 more
core   +1 more source

Replication Data for: Closure Law Model Uncertainty Quantification

open access: yes, 2021
The prediction uncertainty in simulators for industrial processes is due to uncertainties in the input variables and uncertainties in specification of the models, in particular the closure laws.
Steinsland, Ingelin   +4 more
core   +1 more source

The Effect of Impingement Velocity and Angle Variation on the Erosion Corrosion Performance of API 5L-X65 Carbon Steel in a Flow Loop

open access: yesMetals, 2018
Erosion corrosion performance of API 5L-X65 carbon steel was investigated at three different impingement velocities (3, 6 & 12 m/s), five different angles (15, 30, 45, 60, & 90°), and with/without solid particles (average particle size of 314
Ihsan UlHaq Toor   +3 more
doaj   +1 more source

Research on the flow-induced vibration characteristics based on heat–fluid–structure coupling in natural gas loop

open access: yesAIP Advances, 2023
To research the flow-induced vibration characteristics of the natural gas loop, unsteady numerical simulation is carried out on the loop calculation model under different ambient temperatures and different flow rates, and the influence of different flow ...
Yilong Qiu, Jia Ren, Xi Zhang, Siyu Chen
doaj   +1 more source

Wilson loop renormalization group flows [PDF]

open access: yesJournal of High Energy Physics, 2011
The locally BPS Wilson loop and the pure gauge Wilson loop map under AdS/CFT duality to string world-sheet boundaries with standard and alternate quantizations of the world-sheet fields. This implies an RG flow between the two operators, which we verify at weak coupling. Many additional loop operators exist at strong coupling, with a rich pattern of RG
Polchinski, Joseph, Sully, James
openaire   +2 more sources

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