cross-flow velocity (CFV)
Performance Enhancement of Recirculated Membrane Bioreactor (RMBR) with Dual Effect of Cross Flow Velocity and Operating Temperature for Wastewater Treatment
... This study demonstrated that permeate flux declination is faster with decreasing cross flow velocity. In each run due to cake layer formation and fouling phenomena, flux regularly decreased at the ...
7
Performance evaluation of mullite ceramic membrane for oily wastewater treatment using response surface methodology based on Box-Behnken design
... investigated by the response surface methodology based on Box-Behnken design (BBD) using Design-Expert 7.0.0 software. Membrane characterization was done using XRD, SEM, and porosity analysis. Based on XRD results, the ...
16
1. Vibration analysis of shell and tube heat exchanger by changing baffle spacing using chemcad
... cross flow fraction of the total flow. Critical Velocity: The flow velocity which equalizes hydrodynamic exciting and damping forces and gives rise to hydro elastic vibrations is ...
5
Failure Analysis and Optimisation of Tube Water Cooler of Hydropower Plant
... Damage to the shell and tube cooler has led to the unplanned shutdown of hydropower and damage other equipment so as not to produce electricity and cause greater losses. To determine the cause of the failure, analysis ...
6
USING OF ARTIFICIAL NEURAL NETWORK FOR MODELING OF OILY WASTEWATER IN REVERSE OSMOSIS PROCESS
... pressure, cross flow velocity, temperature, oil concentration and salt concentration on flux and flux ...and cross flow velocity on fouling and the effect of these parameters on ...
5
Numerical Investigation of Heat Transfer on a Flat Plate with Pulsating Jet Array Along with Cross Flow Assisted with Baffles
... of cross flow assisted with baffles on the pulsating jet impingement heat ...in cross flow ...a cross-flow configuration was ...
7
THE POSSIBILITIES OF USING HEC-RAS SOFTWARE FOR MODELLING HYDRAULIC CONDITIONS OF WATER FLOW IN THE FISH PASS EXAMPLED BY THE POMIŁOWO BARRAGE ON THE WIEPRZA RIVER
... the flow conditions that meet criteria for biological stability of fish in a given area [Wyrębek ...the flow velocity accordingly to even the smallest ...the velocity, there will be provided ...
9
Velocity and concentration profiles of saline and turbidity currents flowing in a straight channel under quasi-uniform conditions
... the velocity and concentration distributions. Normalized velocity and concentration profiles showed a similarity collapse indicating little systematic vari- ation in grain size or bed ...to flow down ...
14
Performance and Energy Consumption Analysis of UV-H2O2 Photoreactors Using Computational Fluid Dynamics
... and cross flow reactors with different contaminant ...the cross flow reactor. This is due to the fact that the cross flow reactor have larger cross section (the volume of ...
6
Cerebral Blood Flow Velocity Changes in Preterm Infants After a Single Dose of Indomethacin: Duration of Its Effect
... Indomethacin adminis- tration led to an instantaneous decrease of peak systolic flow velocity, temporal mean flow velocity, and end- diastolic flow velocity of the anterior cerebral arte[r] ...
8
Paper 01-2018-1
... L. Wang (2009) investigated double-walled carbon nanotubes (DWCNT) with flowing fluid. Y. Yan et al. (2009) studied the instability of triple-walled carbon nanotubes (TWCNT) conveying fluid based on the Euler–Bernoulli ...
8
Secondary currents: Measurement and analysis
... the velocity vector in the main flow ...the velocity field and flow discharge in river environments, acoustic Doppler current profil- ers (ADCP) have been ...for flow measurement ...
12
Analysis of the Propagation of a Far-Field Disturbance in the Turbulent Flow through Square Array Tube Banks
... incidence velocity of the cross flow through a tube bank and its influence on the velocity fluctuations inside the ...that flow velocity inside the bank varies with the ...
8
The behaviour of turbulence in unsteady open channel flow
... E.13 Velocity and turbulent intensity vertical profile data for S90 E.14 Steady flow snapshot data... Wetted cross-sectional area.[r] ...
294
Longitudinal dispersion in laboratory and natural streams
... reasons given in the next chapter, that although the primary mechanism for dispersion in shear flow is the variation in convective velocity within the cross - section, the entire process[r] ...
265
Relation between transcranial doppler findings, neuroimaging and functional state in the first days of acute cerebrovascular accidents- hemorrhagic and ischemic in patients admitted to the Ardabil city hospital during 2015-2016
... In the CT-scan of patients, in hemorrhagic group, 44% had putamen bleeding. Of all ischemic patients, 18% were hospitalized due to intermediate cerebral artery total obstruction, 46% obstruction of the upper horn and 36% ...
5
Multi bifurcation flow analysis on 2D human respiratory airway system
... higher flow rate in the medial branch where lower pressure is observed downstream the lateral branch than those through the medial branch during ...airway flow situation which is transient, it is predicted ...
6
Superfluid flow above the critical velocity
... need to know the specific nature of the perturbation or the characteristics of the defects, no need to know all the microscopic details of the superfluid, and no need to compute the excitation spectrum of the moving ...
11
Experimental investigation of the vortex-induced vibration of a curved cylinder
... Experiments have been carried out in the Circulating Water Channel of the NDF (Fluids and Dynamics Research Group) at the University of S˜ao Paulo, Brazil. The NDF-USP water channel has an open test section 0.7m wide, ...
8
1223.pdf
... -Modifications to the chemical feed system for the BCM floccula¬ tor were made to allow for the feeding and mixing of both the alum and polymer. Alum was fed prior to the 1-inch PVC pipe, giving a Reynold's number of ...
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