Blar i Institutt for geovitenskap og petroleum på forfatter "Khoshdast, Hamid"
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Advanced Simulation of Quartz Flotation Using Micro-Nanobubbles by Hybrid Serving of Historical Data (HD) and Deep Learning (DL) Methods
Nazari, Sabereh; Gholami, Alireza; Khoshdast, Hamid; Li, Jinlong; He, Yaqun; Hassanzadeh, Ahmad (Peer reviewed; Journal article, 2023)The present study investigates the optimization and advanced simulation of the flotation process of coarse particles (–425 + 106) using micro-nanobubbles (MNBs). For this purpose, flotation experiments in the presence and ... -
Advanced simulation of removing chromium from a synthetic wastewater by rhamnolipidic bioflotation using hybrid neural networks with metaheuristic algorithms
Khoshdast, Hamid; Gholami, Alireza; Hassanzadeh, Ahmad; Niedoba, Tomasz; Surowiak, Agnieszka (Peer reviewed; Journal article, 2021)This work aims at presenting an advanced simulation approach for a novel rhamnolipidic-based bioflotation process to remove chromium from wastewater. For this purpose, the significance of key influential operating variables ... -
Effect of roasting pretreatment on micro-nanobubble-assisted flotation of spent lithium-ion batteries
Nazari, Sabereh; Li, Jinlong; Khoshdast, Hamid; Li, Jiahao; Ye, Cuiling; He, Yaqun; Hassanzadeh, Ahmad (Peer reviewed; Journal article, 2023)In this research study, a novel process of roasting-assisted flotation was developed for the separation of spent vehicle lithium-ion batteries (LIBs) in the presence of micro-nanobubbles (MNBs). For this purpose, roasting ... -
Evaluation of the Effects of Coal Jigging by Means of Kruskal–Wallis and Friedman Tests
Niedoba, Tomasz; Surowiak, Agnieszka; Hassanzadeh, Ahmad; Khoshdast, Hamid (Peer reviewed; Journal article, 2023)Coal beneficiation processes are often based on gravitational enrichment techniques. Therefore, various types of jigs are often used in this area. A number of factors determine the quality of the final product. Therefore, ... -
Hybrid Serving of DOE and RNN-Based Methods to Optimize and Simulate a Copper Flotation Circuit
Gholami, Alireza; Movahedifar, Meysam; Khoshdast, Hamid; Hassanzadeh, Ahmad (Peer reviewed; Journal article, 2022)Prediction of metallurgical responses during the flotation process is extremely vital to increase the process efficiency using a proper modeling approach. In this study, two new variants of the recurrent neural network ... -
Recent developments in generation, detection and application of nanobubbles in flotation
Nazari, Sabereh; Hassanzadeh, Ahmad; He, Yaqun; Khoshdast, Hamid; Kowalczuk, Przemyslaw (Peer reviewed; Journal article, 2022)This paper reviews recent developments in the fundamental understating of ultrafine (nano) bubbles (NBs) and presents technological advances and reagent types used for their generation in flotation. The generation of NBs ...