Results 11 to 20 of about 11,477,062 (289)

Flow rate measurement of rarefied binary gases in long rectangular microchannels [PDF]

open access: yes, 2011
This paper was presented at the 3rd Micro and Nano Flows Conference (MNF2011), which was held at the Makedonia Palace Hotel, Thessaloniki in Greece.
Szalmas, L   +3 more
core   +6 more sources

Evaluation of electroosmotic pumping effect in microporous media flow [PDF]

open access: yes, 2011
This paper was presented at the 3rd Micro and Nano Flows Conference (MNF2011), which was held at the Makedonia Palace Hotel, Thessaloniki in Greece.
Yan, Y   +2 more
core   +6 more sources

High Accuracy Volume Flow Rate Measurement Using Vortex Counting [PDF]

open access: yes, 2013
A prototype device for measuring the volumetric flow-rate by counting vortices has been designed and realized. It consists of a square-section pipe in which are placed a two-dimensional bluff body and a strain gauge force sensor.
RAVELET, Florent   +3 more
core   +1 more source

Spatiotemporal Evolution and Fluctuation Characteristics of a Centrifugal Compressor under Near-Stall Conditions and High Mass-Flow Rate

open access: yesEnergies, 2022
Spatiotemporal evolution and fluctuation characteristics of a centrifugal compressor are investigated by numerical simulation under near-stall conditions and with a high mass-flow rate.
Kang Xiao   +3 more
doaj   +1 more source

Direct numerical simulations of mass transfer in square microchannels for liquid-liquid slug flow [PDF]

open access: yes, 2008
Microreactors for the development of liquid-liquid processes are promising technologies since they are supposed to offer an enhancement of mass transfer compared to conventional devices due to the increase of the surface/volume ratio.
Di Miceli Raimondi, Nathalie   +3 more
core   +1 more source

Prediction of Mass Flow Rate in Supersonic Natural Gas Processing

open access: yesOil & Gas Science and Technology, 2015
The mass flow rate of natural gas through the supersonic separator was numerically calculated by various cubic equations of state. The numerical results show that the compressibility factor and specific heat ratio for ideal gas law diverge remarkably ...
Wen Chuang   +3 more
doaj   +1 more source

Study the Effect of the Flow on the Performance of a shell and Tube Type Heat Exchanger using Experimental Design Technique

open access: yesTikrit Journal of Engineering Sciences, 2016
In the current research an experimental study was done to show the effect of pulse flow on the effectiveness of shell and tube type heat exchanger. the study was in the case of steady and pulse flows with a changing mass flow rate of hot water flowing ...
Zuher Hassan Abdullah   +2 more
doaj   +5 more sources

Fast Calculation of Supercritical Carbon Dioxide Flow, Heat Transfer Performance, and Mass Flow Rate Matching Optimization of Printed Circuit Heat Exchangers Used as Recuperators

open access: yesMathematics, 2023
Printed circuit heat exchangers (PCHEs) are widely used as recuperators in the supercritical carbon dioxide (S-CO2) Brayton cycle design. The variation of heat sources will have a great impact on the heat transfer effect of the recuperator.
Kun Xi   +4 more
doaj   +1 more source

Evaluation of Virtual Refrigerant Mass Flow Sensors [PDF]

open access: yes, 2012
Refrigerant mass flow rate is an important measurement for monitoring equipment performance and enabling fault detection and diagnostics. However, a traditional mass flow meter is expensive to purchase and install. A virtual refrigerant mass flow sensor (
Kim, Woohyun, Braun, James E.
core   +1 more source

Nonlinear Model Establishment and Experimental Verification of a Pneumatic Rotary Actuator Position Servo System

open access: yesEnergies, 2019
In order to accurately reflect the characteristics and motion states of a pneumatic rotary actuator position servo system, an accurate non-linear model of the valve-controlled actuator system is proposed, and its parameter identification and experimental
Yeming Zhang   +4 more
doaj   +1 more source

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