Results 1 to 10 of about 23,488 (225)

Simulation and Experimental Analysis of Pressure Pulsation Characteristics of Pump Source Fluid

open access: yesApplied Sciences, 2021
The output flow pulsation characteristics of the hydraulic pump due to the structural characteristics may cause pump source fluid pressure pulsation and even cause the equipment to vibrate, which will affect the life and working reliability of the ...
Junzhe Lin   +5 more
doaj   +2 more sources

Intraocular Pressure Reduction Is Associated with Reduced Venous Pulsation Pressure

open access: yesPLOS ONE, 2016
To explore whether alterations in intraocular pressure (IOP) affect vein pulsation properties using ophthalmodynamometric measures of vein pulsation pressure.Glaucoma patients had two retinal vein pulsation pressure (VPP) measurements from upper and lower hemiveins performed by ophthalmodynamometry at least 3 months apart.
Morgan, William H.   +6 more
openaire   +8 more sources

Numerical and Experimental Analysis of Pressure Pulsation Attenuator Based on Helmholtz Resonator

open access: yesApplied Sciences, 2023
Due to the development of aviation hydraulic systems towards high pressure and high flow, the frequency range of pressure pulsation becomes wider, and the amplitude of pulsation increases.
Shenghao Zhou   +6 more
doaj   +2 more sources

A Study on the Cavitation and Pressure Pulsation Characteristics in the Impeller of an LNG Submerged Pump

open access: yesMachines, 2021
Based on CFD analysis technology, this paper studies the cavitation performance of an LNG submerged pump and the pressure pulsation characteristics under cavitation excitation.
Wei Li   +7 more
doaj   +2 more sources

Research on Pressure Pulsation Characteristics of Gerotor Pump for Active Vibration Damping System

open access: yesIEEE Access, 2019
High response, stable operation, small volume active vibration damping system and other intelligent hydraulic equipment have become the inevitable trend of future development.
Wenbin Cao   +4 more
doaj   +3 more sources

Optimized Reduction in Draft Tube Pressure Pulsation for a Francis Turbine [PDF]

open access: yesJournal of Applied Fluid Mechanics
As a core component of hydroelectric power generation, the stable and safe operation of the Francis turbine is very important for the operation of the project. Therefore, attention must be paid to the problem of pressure pulsation in the Francis turbine.
J. Lu, R. Tao
doaj   +2 more sources

Investigation into Dynamic Pressure Pulsation Characteristics in a Centrifugal Pump with Staggered Impeller

open access: yesEnergies, 2023
For the centrifugal pump, the rotor–stator interaction (RSI) induces high-energy pressure pulsation, which directly affects the stability of systems and equipment.
Dan Ni   +5 more
doaj   +2 more sources

Experimental investigation of pressure pulsation induced by the floor-attached vortex in an axial flow pump

open access: yesAdvances in Mechanical Engineering, 2019
The pressure pulsation test in an axial flow pump with and without the floor-attached vortex was performed. Pressure sensors were mounted on the impeller inlet section and impeller outlet section and guide vane section outlet of the axial flow pump.
Xijie Song, Chao Liu
doaj   +2 more sources

Investigation of Unsteady Pressure Pulsation in New Type Dishwasher Pump with Special Double Tongue Volute

open access: yesShock and Vibration, 2022
Through numerical simulations, this work analyzes the unsteady pressure pulsation characteristics in new type of dishwasher pump with double tongue volute and single tongue volute, under volute static and rotation conditions.
Jinfeng Zhang   +5 more
doaj   +2 more sources

Experimental Investigation of Unsteady Pressure Pulsation in New Type Dishwasher Pump with Special Double-Tongue Volute

open access: yesMachines, 2021
A pressure pulsation experiment of a dishwasher pump with a passive rotation double-tongue volute was carried out and compared with the pressure pulsation of a single-tongue volute and a static double-tongue volute.
Yilei Zhu   +5 more
doaj   +2 more sources

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