Results 21 to 30 of about 4,429,001 (256)

Study on Multi-flow Field Characteristics of Unloading Groove Spacing of Bidirectional Gear Pump [PDF]

open access: yesJournal of Applied Fluid Mechanics, 2023
Improving the output flow quality of the high-precision micro bidirectional gear pump can effectively improve the position control accuracy and dynamic characteristics of the electro-hydraulic actuator. In order to meet the appeal requirements and reduce
H. Zhang   +3 more
doaj   +1 more source

Study on structure optimization and applicability of hydrocyclone in natural gas hydrate exploitation

open access: yesFrontiers in Earth Science, 2022
With the development of economy and industry, the consumption of fossil energy is gradually increasing. Currently, natural gas hydrates (NGH) are considered to be an ideal alternative energy due to its large reserve and high energy density.
Na Wei   +10 more
doaj   +1 more source

Numerical and experimental design study of a regenerative pump [PDF]

open access: yes, 2010
This paper presents the use of a commercial CFD code to simulate the flow-field within the regenerative pump and compare the CFD results with new experimental data.
Quail, Francis J.   +2 more
core   +1 more source

Flow field characteristics of a supersonic jet influenced by downstream microjet fluidic injection [PDF]

open access: yesAerospace Science and Technology, 2019
Mixing characteristics of a supersonic jet influenced by a Downstream Microjet Fluidic Injection (DMFI) system are numerically investigated. The DMFI system is built on the observation of a previous experimental study that utilized transverse fluidic ...
H. Pourhashem, Sunil Kumar, I. Kalkhoran
semanticscholar   +1 more source

Pure Electric Sweeper Performance Analysis and Test Verification of Dust Extraction Port

open access: yesApplied Sciences, 2022
Purely electric sweepers are widely used in the urban sanitation industry due to their emission-free nature and ease of miniaturisation. The dust suction port is the key to the dust suction system of the sweeper, and improving the design level of the ...
Jin Ye   +3 more
doaj   +1 more source

Numerical investigation on flow field characteristics of dual synthetic cold/hot jets using POD and DMD methods

open access: yes, 2020
In order to improve the control ability of synthetic jets in compressible boundary layer, a novel control method based on dual synthetic cold/hot jets coupled control of velocity profile and temperature profile was proposed. As fundamental investigations
Qiang Liu   +4 more
semanticscholar   +1 more source

Dynamic flow distortion investigation in an S-duct using DDES and SPIV data [PDF]

open access: yes, 2016
The dynamic flow distortion generated within convoluted aero-engine intakes can affect the performance and operability of the engine. There is a need for a better understanding of the main flow mechanisms which promote flow distortion at the exit of S ...
Chiereghin, Nicola   +5 more
core   +1 more source

Review of Numerical Simulation Research on Submersible Mixer for Sewage

open access: yesFrontiers in Energy Research, 2022
Submersible mixer is the core machinery of sewage treatment, which has a profound effect on the efficiency and performance of the submersible mixing system of sewage treatment. This paper summarizes the scientific research results of submersible mixer in
Tian Fei   +4 more
doaj   +1 more source

Design study of a regenerative pump using one-dimensional and three-dimensional numerical techniques [PDF]

open access: yes, 2012
Regenerative pumps are low cost, compact, able to deliver high heads at low flow rates. Furthermore with stable performance characteristics they can operate with very small NPSH.
Baumgartner, A.   +2 more
core   +1 more source

Research on the Flow Field Characteristics of the Industrial Elliptical Cyclone Separator

open access: yesSeparations
A new type of elliptical cyclone separator has been proposed recently, but the flow field characteristics within the industrial device still need to be further investigated.
Yongli Zhang   +5 more
semanticscholar   +1 more source

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