Results 11 to 20 of about 435 (116)

Reduction of SO2 to Elemental Sulfur in Flue Gas Using Copper‐Alumina Catalysts

open access: yesJournal of Nanotechnology, Volume 2023, Issue 1, 2023., 2023
This study aims to propose an advanced catalyst for the selective catalytic reduction of SO2, as a sustainable process to mitigate the emission of this toxic gas, which is a significant environmental concern. The conversion of SO2 through catalytic reduction with CH4 to elemental sulfur was investigated using Al2O3‐Cu catalysts.
Seyyed Ebrahim Mousavi   +7 more
wiley   +1 more source

Experimental verification of smart grid control functions on international grids using a real‐time simulator

open access: yesIET Generation, Transmission &Distribution, Volume 16, Issue 13, Page 2747-2760, July 2022., 2022
Abstract The drastic increase in distributed energy resources (DERs) leads to challenges in the operation of distribution systems worldwide. While several solutions for grid monitoring and control are available on the market and in literature, this research is the first of its kind aiming to supervise the grid by providing a modular configurable ...
Rajkumar Palaniappan   +15 more
wiley   +1 more source

Simulation‐Based Multiobjective Optimization of Open‐Pit Mine Haulage System: A Modified‐NBI Method and Meta Modeling Approach

open access: yesComplexity, Volume 2022, Issue 1, 2022., 2022
A large number of engineering problems involve several conflicting objectives, which today are often solved through expensive simulation calculations. Methods based on meta‐models are one of the approaches to solving this group of problems. In this paper, multiobjective optimization in the extraction system of a copper open‐pit mine complex is ...
Milad Abolghasemian   +3 more
wiley   +1 more source

Prediction of Blasting Fragmentation Based on GWO‐ELM

open access: yesShock and Vibration, Volume 2022, Issue 1, 2022., 2022
Aiming at the complex nonlinear relationship among factors affecting blasting fragmentation, the input weight and hidden layer threshold of ELM (extreme learning machine) were optimized by gray wolf optimizer (GWO) and the prediction model of GWO‐ELM blasting fragmentation was established. Taking No. 2 open‐pit coal mine of Dananhu as an example, seven
Zhengzhao Jia   +4 more
wiley   +1 more source

Indirect Determination Approach of Blast‐Induced Ground Vibration Based on a Hybrid SSA‐Optimized GP‐Based Technique

open access: yesAdvances in Civil Engineering, Volume 2021, Issue 1, 2021., 2021
The accurate determination of blast‐induced ground vibration has an important significance in protecting human activities and the surrounding environment. For evaluating the peak particle velocity resulting from the quarry blast, a robust artificial intelligence system combined with the salp swarm algorithm (SSA) and Gaussian process (GP) was proposed,
Zhaoxin Jiang   +7 more
wiley   +1 more source

Possible use of organic compounds on shelf life and quality properties of peeled pomegranate

open access: yesFood Science &Nutrition, Volume 8, Issue 1, Page 636-647, January 2020., 2020
Application of Agar Gel and saffron extracts reduced weight loss of fresh‐cut pomegranate arils. Both saffron extracts suppressed fungi and bacteria development on processed pomegranate fruits, successfully, so they can be used as natural preservatives.
Hamed Kaveh, Safieh Vatandoost
wiley   +1 more source

Comparative study of mechanical activation of molybdenite (MoS2) with and without magnesium (Mg) addition [PDF]

open access: yes, 2016
Molybdenite concentrate was mechanically activated in the presence of magnesium metal using a planetary mill in order to try to form elemental molybdenum.
Setoudeh, N., Temuujin, J., Welham, N.J.
core   +5 more sources

Indium based metal-organic framework/carbon nanotubes composite as a template for In2O3 porous hexagonal prisms/carbon nanotubes hybrid structure and their application as promising super-capacitive electrodes [PDF]

open access: yes, 2022
The development of porous nano/microsctructural materials, has a major focus to provide impressive electro-chemical features in energy storage technology.
Dante, Silvia   +9 more
core   +1 more source

A case study of the internal structures of gossans and weathering processes in the Iberian Pyrite Belt using magnetic fabrics and paleomagnetic dating [PDF]

open access: yes, 2011
International audienceIn the Rio Tinto district of the Iberian Pryrite Belt of South Spain, the weathering of massive sulfide bodies form iron caps, i.e., true gossans and their subsequent alteration and re-sedimentation has resulted in iron terraces, i ...
Barbanson, Luc   +8 more
core   +3 more sources

Characteristics of fluid inclusions in the Cenozoic volcanic-hosted Kushk-e-Bahram Manto-type Cu deposit of central Iran [PDF]

open access: yes, 2020
The Kushk-e-Bahram Manto-type Cu deposit is located in central Iran, within Eocene to Oligo–Miocene volcanic strata which occur in the central part of the Uremia-Dokhtar Magmatic Arc (UDMA).
Afzal, Peyman   +3 more
core   +1 more source

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