Results 61 to 70 of about 363,458 (284)

Boiling two-phase pressure drop in small diameter tubes

open access: yes, 2007
An experimental study of two-phase pressure drop in small diameter tubes is described in this paper. Stainless steel tubes of internal diameter and length of 4.26 mm, 500 mm and 2.01 mm, 211 mm were used. The working fluid was R134a and the range covered
Huo, X   +4 more
core  

Single-phase flow and flow boiling of water in horizontal rectangular microchannels [PDF]

open access: yes, 2013
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel UniversityThe current study is part of a long term experimental project devoted to investigating single-phase flow pressure drop and heat transfer, flow boiling ...
Mirmanto
core  

Chameleon sequences reveal structural effects in proteins representing micelle‐like distribution of hydrophobicity

open access: yesFEBS Open Bio, EarlyView.
Amino acids sequence of two different proteins with the same sequence (chameleon sequence—black boxes) represent in 3D structure of the proteins different secondary structures: HHHH—helical and BBB—Beta‐structural. The chains folded in water environment adopt different III‐order structures in which the chameleon fragments appear to adopt similar status
Irena Roterman   +4 more
wiley   +1 more source

CFD Simulations of Pressure Drop in KATAPAK-S Structured Packing [PDF]

open access: yesIranian Journal of Chemical Engineering, 2005
KATAPAK-S is a type of structured catalytic packing, which is used in reactive distillation processes. The dry pressure drop characteristic (the pressure drop in the absence of liquid flow) is of significant importance for the investigation of process ...
doaj  

Effects of Non-Newtonian Liquid Properties on Pressure Drop During Horizontal Gas-Liquid Flow [PDF]

open access: yes, 2007
An experimental study was performed on two-phase pressure drop of gas/hon-Newtonian liquid systems in co-current horizontal flow. The effects of superficial velocities and polymer concentrations on two-phase pressure drop were investigated.
许晶禹   +4 more
core   +1 more source

Analysing the significance of small conformational changes and low occupancy states in serial crystallographic data

open access: yesFEBS Open Bio, EarlyView.
This protocol paper outlines methods to establish the success of a time‐resolved serial crystallographic experiment, by means of statistical analysis of timepoint data in reciprocal space and models in real space. We show how to amplify the signal from excited states to visualise structural changes in successful experiments.
Jake Hill   +4 more
wiley   +1 more source

Flow boiling pressure drop of R134a in micro diameter tubes: Experimental results and assessment of correlations

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.
Mahmoud, MM   +3 more
core  

Evolutionarily divergent DUF4465 domains have a common vitamin B12‐binding function

open access: yesFEBS Open Bio, EarlyView.
We show that DUF4465 family proteins, widespread across bacteria from gut microbiomes, hydrothermal vents, and soil, share a common vitamin B12‐binding function. These augmented β‐jellyroll proteins bind vitamin B12 via extended loops. Our findings establish sequence‐diverse DUF4465 proteins as a widespread class of B12‐binding proteins, highlighting ...
Charlea Clarke   +4 more
wiley   +1 more source

Investigating pressure drop across wire mesh mist eliminators in bubble column

open access: yesJournal of Saudi Chemical Society, 2010
Effects of design parameters on pressure drop across the wire mesh mist eliminators were experimentally investigated in 15 cm bubble column. The pressure drop across the demister pad was evaluated as a function of wide ranges of operating and design ...
Abdullah A. Al-Dughaither   +2 more
doaj   +1 more source

Improved prediction of shell side heat transfer in horizontal evaporative shell and tube heat exchangers

open access: yes, 2008
This paper presents an improved prediction method for the heat transfer and pressure drop in the shell side of a horizontal shell and tube evaporator. The results from an experimental test program are used in which a wide range of evaporating two-phase ...
TUVNEL (Funder)   +10 more
core   +1 more source

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