Results 11 to 20 of about 196,958 (305)

Arsenopyrite removal from pyrite concentrate using pulsating high gradient magnetic separation

open access: yesResults in Physics, 2018
Pyrite concentrate has been the mineral resource for sulfur acid production in China, and arsenopyrite as one of the arsenic-containing minerals, was usually found in the pyrite ores, resulting in the serious environmental problems in the production ...
Fangping Ye   +3 more
doaj   +1 more source

APLIKASI PID LEVEL CONTROL PADA THREE PHASE SEPARATOR (221-D9002) PT PERTAMINA EP CEPU DENGAN MENGGUNAKAN HYSYS INTERCAFE MATLAB

open access: yesChemical Engineering Journal Storage, 2023
Penelitian Sistem kontrol Proportional, Integral dan Derivative (PID) merupakan kontroller untuk menentukan presisi suatu sistem instrumentasi dengan karakteristik adanya umpan balik pada sistem tersebut (Feed back).
Muhammad Razin   +5 more
doaj   +1 more source

Preparation and Performances of Zeolite-based Separator for Lithium-ion Batteries

open access: yesCailiao gongcheng, 2017
To improve the poor thermal stability and electrolyte wettability of polyolefin-based separators, a high performance zeolite-based separator was prepared by a sintering process using zeolite particles, silica sol and ethylenediamine tetraacetic acid. The
ZHANG Hong-tao   +3 more
doaj   +1 more source

Porous polyimide separator promotes uniform lithium plating for lithium‐free cells

open access: yesElectrochemical Science Advances, 2022
Electrospun polyimide (PI) separators were found to reduce the charge‐transfer resistance of Li plating/stripping and the overpotentials of Li nucleation/growth onto Cu foils in the 1.2 M LiPF6/(ethylene carbonate/dimethyl carbonate = 1/1) electrolyte ...
Jui‐Yu Pai   +5 more
doaj   +1 more source

Toward a reconnection model for solar flare statistics [PDF]

open access: yes, 2003
A model to account for observed solar flare statistics in terms of a superposition of independent random flaring elements (assumed to be sites of magnetic reconnection in the coronal magnetic field and hence termed “separators”) is described. A separator
Craig, Ian J.D., Wheatland, M.S.
core   +2 more sources

Production and Characterization of Bacterial Cellulose Separators for Nickel-Zinc Batteries

open access: yesEnergies, 2022
The need for energy-storing technologies with lower environmental impact than Li-ion batteries but similar power metrics has revived research in Zn-based battery chemistries.
Raymond Leopold Heydorn   +6 more
doaj   +1 more source

Determination of the air separator circulation path parameters [PDF]

open access: yesE3S Web of Conferences, 2021
The article discusses the separation process efficiency issue of the fine powders in an air separator. The aerodynamic scheme of the air separator is proposed and the schemes of the gas-material flow through the elements of the separator gas-material ...
Sharapov Rinat
doaj   +1 more source

Experimental and CFD Modelling: Impact of the Inlet Slug Flow on the Horizontal Gas–Liquid Separator

open access: yesEnergies, 2018
For a gas-liquid separator sizing, many engineers have neglected the flow pattern of incoming fluids. The impact of inlet slug flow which impeded onto the separator’s liquid phase will cause a separator fails to perform when sloshing happened in ...
Siong Hoong Lee   +4 more
doaj   +1 more source

Preparation and characterization of a Lithium-ion battery separator from cellulose nanofibers

open access: yesHeliyon, 2015
Optimizing the desired properties for stretch monolayer separators used in Lithium-ion batteries has been a challenge. In the present study a cellulose nanofiber/PET nonwoven composite separator is successfully fabricated, using a wet-laid nonwoven ...
Hongfeng Zhang, Xiwen Wang, Yun Liang
doaj   +1 more source

Fabrication of fire‐response functional separators with microcapsule fire extinguishing agent for lithium‐ion battery safety

open access: yesNano Select, 2022
Fire safety issues hinder the large‐scale application of lithium‐ion batteries (LiBs). Here, a new type of fire‐response separators is prepared by loading the microcapsule fire extinguishing agent on the surface of the separator.
Ping Lou   +9 more
doaj   +1 more source

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