Results 11 to 20 of about 1,387,761 (339)

Experimental and pilot investigation of the impact of drag reducing agents on filter performance

open access: yesCase Studies in Chemical and Environmental Engineering, 2023
Drag reducing agents (DRA) are commonly used chemicals in the process and pipeline industry. The unique properties of DRA allow for the reduction in friction and turbulence at the pipe wall, which reduces pumping and transportation costs for both raw ...
Evan Lowry   +4 more
doaj   +1 more source

Flow pattern recognition in corrugated channels between circular plates

open access: yesMeasurement: Sensors, 2021
The path of the fluids in corrugated channels between circular plates is an arc of varying length, i.e. the flow direction firstly disperses and then converges. However, there is a shortage of data on the flow structures in these channels. In the present
Ke Wang, Peng-Fei Wu, Bing Hu
doaj   +1 more source

Performance measurement and analysis of gas coalescence filter element

open access: yesYou-qi chuyun, 2021
For the problem that it is difficult to separate the lubricating oil from the natural gas in the devices of offshore oil and gas platform, the performance measurement devices of gas-liquid coalescence filter elements were established in the laboratory ...
Cheng CHANG   +4 more
doaj   +1 more source

Investigation of the Effect of Aerosolized TiO2 Nanoparticles on the NO2 Concentrations under UVA Exposure

open access: yesAerosol and Air Quality Research, 2021
Engineered nanomaterials (ENM) are utilized and produced during many engineering processes. However, they may generate airborne nanoparticles during different phases of their life cycles. TiO2, which is known for its photocatalytic properties, especially
Ali Mohamadi Nasrabadi   +5 more
doaj   +1 more source

Advances and Applications of Hollow Fiber Nanofiltration Membranes: A Review

open access: yesMembranes, 2021
Hollow fiber nanofiltration (NF) membranes have gained increased attention in recent years, partly driven by the availability of alternatives to polyamide-based dense separation layers.
Tim Sewerin   +5 more
doaj   +1 more source

Analysis of Leaked Crude Oil in a Mountainous Area

open access: yesEnergies, 2022
China–Myanmar oil and gas pipelines in Southwest China guarantee the energy security of China. Due to poor geographical circumstances, the safety of pipelines is seriously threatened by natural disasters.
Ke Wang, Jing Peng, Jue Zhao, Bing Hu
doaj   +1 more source

Effect of apparent gas velocity on performance of oleophobic coalescence filter cartridge and its structure improvement

open access: yesYou-qi chuyun, 2022
The frequent fluctuation of gas flow during the storage and transportation can easily lead to the failure of filter cartridge and the shortening of its service life.
Feng CHEN   +6 more
doaj   +1 more source

Pretreatment of secondary effluents in view of optimal ozone-based AOP removal of trace organic contaminants : bench-scale comparison of efficiency and energy consumption [PDF]

open access: yes, 2020
This study compares the performance of several ozone-based advanced oxidation processes (AOPs), in combination with filtration, in terms of trace organic contaminant (TrOC) removal efficiency and energy and cost requirement.
Demeestere, Kristof   +2 more
core   +1 more source

A microsieve for leukocyte depletion of erythrocyte concentrates [PDF]

open access: yes, 1996
A new ultra thin filtration membrane has been used for leukocyte removal from erythrocyte concentrates. This filtration membrane, an Aquamarijn Microsieve(R), has a high pore density and a narrow pore size distribution and shows good separation behaviour.
Elwenspoek, Miko   +2 more
core   +7 more sources

Performance analysis and optimization of oleophobic coalescing filter element at high gas velocity

open access: yesYou-qi chuyun, 2023
In the long-distance transportation of natural gas, the oleophobic coalescing filter element will experience secondary entrainment and a decrease in filtration efficiency when the gas velocity is too high.
LI Yipu   +7 more
doaj   +1 more source

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