Results 211 to 220 of about 4,776,728 (268)

When the earth and sky dance: seismic shakes meet weather patterns. [PDF]

open access: yesContin Mech Thermodyn
Kandiah A, Movchan AB, Frid V.
europepmc   +1 more source

Corrugating van der Waals gaps for decoupling heat and charge transport in layered thermoelectrics. [PDF]

open access: yesSci Adv
Zhou CD   +12 more
europepmc   +1 more source

Political interference in vaccination policy and transnational implications for Latin America and the Caribbean. [PDF]

open access: yesLancet Reg Health Am
Avila-Aguero ML   +6 more
europepmc   +1 more source

Addressing Valves With Pressure Ripple

BATH/ASME 2018 Symposium on Fluid Power and Motion Control, 2018
Pressure ripple can be purposely used to transmit information within a hydraulic system. For example, introducing ripple at specific frequencies into a fluid line can activate a valve, eliminating electrical wires.
Mengtang Li   +2 more
exaly   +3 more sources

On the Pressure Ripple Measurement in Variable Displacement Vane Pumps

Journal of Fluids Engineering, Transactions of the ASME, 2013
Vane pumps exhibit pressure ripple in the pressure evolution trend during a complete shaft rotation. Pressure ripple can determine oscillating forces within the system leading to vibration and noise generation. In this context, this paper is focused on the experimental measurement of the pressure evolution in vane pumps by using two different ...
E. Mucchi   +3 more
exaly   +3 more sources

Simulation of the Pressure Ripple Characteristics of Hydraulic Circuits

Proceedings of the Institution of Mechanical Engineers Part C Mechanical Engineering Science, 1989
The pressure ripple in a hydraulic circuit is commonly a major source of noise. A computer program has been written to simulate the pressure ripple characteristics of hydraulic circuits and to aid in the design of low noise circuits. Mathematical models of flexible hose and of pump flow ripple and source impedance have been developed.
K A Edge, D N Johnston
exaly   +3 more sources

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