High gradient magnetic separation (HGMS) is a powerful technique which is used to separate widely dispersed contaminants from a host material. This technology can separate magnetic solids from other solids, liquids or gases. As the name implies HGMS uses large magnetic field gradients to separate ferromagnetic and paramagnetic particles.
We proposed magnetic chromatography (MC) as a new technique for ultra-fine particle separation, which separates chemically similar but magnetically dissimilar materials, such as lanthanide and actinide elements, ... To promote new applications for superconducting magnetic separation, the fusion of science and technology from …
The research on the combined use of magnetic separation and flotation to treat pyrolysis slag under different grinding fineness was explored, using two processes: first magnetic separation followed by flotation (Fig. 9 a) and first flotation followed by magnetic separation (Fig. 9 b). Flotation uses sodium humate as pyrite inhibitor and ...
This paper reports experimental and analytical studies on the capture efficiency of a superconducting high-gradient magnetic separation (HGMS) system, employing ferromagnetic filters with various … Expand
We propose a magnetic separation system using superconducting bulk magnets to effectively separate organic dyes in wastewater. Two key technologies are …
Superconducting magnets are only now beginning to be used in the field of magnetic separation, and their future use will be considerable. The basic characteristic of …
Because Ni-containing waste liquid is drained after several plating turns in the factories, an effective recycling technique should be developed. A unique magnetic separation technique using high temperature superconducting bulk magnet has succeeded in collecting Ni-sulfate crystals, which were fabricated from the Ni-plating …
In combination applications, the magnetic separation technique has aided in the improvisation of efficiency of separation. The advances in this category include electrolytic reactions, catalytic reactions, membrane separations and biotechnology. ... The system was composed of two different types of electrolysis reactors and a …
The application of superconducting bulk magnets to the magnetic separation techniques has been investigated for the Mn-bearing waste water drained from the university laboratories. The research has been conducted in comparison with the electromagnets, and the cryo-cooled superconducting solenoid magnet. The …
The superconducting high gradient magnetic separation (HGMS) technology, which was developed from the conventional ferromagnetic technique, is a new physical separation technology. It is a simple, energy-efficient, inexpensive, and non-destructive technique with high efficiency and no secondary pollution [ 15 ].
Applications of Superconducting Magnetic Separation by Paul A. Beharrell BSc MSc PhD Introduction This document examines the feasibility of various new applications for Superconducting Magnetic Separation techniques. The assessment is made from both technical and economic
Magnetic separation of wastewater is required to solve the problem of water pollution caused by a large amount of wastewater discharge in urbanization and industrialization. Superconducting magnets reduce energy consumption, increase the magnetic field strength, and improve the magnetic separation effect compared with the traditional …
This paper discusses some of the fundamental characteristics of magnetic separation, the progress of superconductorization (use of superconducting magnets …
We aim to apply the superconducting bulk magnets to high gradient magnetic separation technique. Two bulk magnets are face-to-face arranged and a pipe stuffed magnetic filters composed of ferromagnetic wires is …
In recent years, advancements in magnetic separation technology have led to the development of innovative techniques such as high-gradient magnetic separation (HGMS), superconducting magnetic separation, and selective magnetic separation, enabling tailored solutions for complex ore bodies and challenging processing conditions.
The superconducting high gradient magnetic separation technology developed from conventional ferromagnetic technique. Instead of copper coil, the high gradient magnetic field of more than 10 T can be formed using superconducting coil, which provides the technique in wider application fields.
The second part of this paper is devoted to the use of dc superconducting coils for electromagnetic separation of small nonconducting inclusions in metal casting. We theoretically analyze two methods: 1) magnetohydrodynamic separation with an electric current induced by a mean flow (conical separator) and 2) electromagnetic separation …
A magnetic separation technique has been conducted to recycle the nickel (Ni) element from the waste fluid of electroless Ni plating processes. The experiment was operated using the face-to-face type electromagnet generating 1.96 T and the data was compared to those in the case of the high temperature superconducting bulk magnet which generates …
The removal of phosphate from wastewater using a combination of open gradient superconducting magnetic separation (OGMS) and high gradient superconducting magnetic separation (HGMS) was investigated. The magnetic seeding material used was Fe 3 O 4, and a novel composite inorganic coagulant was added to …
In the present work, oil-field wastewater purification through superconducting magnetic separation technique using a novel magnetic nanoparticle was investigated. The magnetic nanoparticle, which ...
This document examines new applications for superconducting magnetic separation techniques from both technical and economic perspectives. Superconducting magnetic separation allows materials with different magnetic properties to be separated using inhomogeneous magnetic fields.
Superconducting magnetic separators utilize the unique properties of superconducting materials to produce strong magnetic fields. They offer ... Magnetic separation techniques have been employed for environmental remediation purposes, such as the removal of heavy metals from
The basic characteristic of superconducting magnets is the ability to generate high magnetic fields using compact windings and essentially no power. Their basic advantage is to generate higher fields in configurations that are more open and provide more room for associated piping. The higher fields can be utilized to increase the effectiveness of …
Abstract. In contrast to the interaction between two magnets with opposite magnetization directions, the interaction between a permanent magnet and a superconductor can be …
Semantic Scholar extracted view of "Magnetic separation using superconducting magnets" by T. Ohara et al.
The treated effluent passes through a superconducting separator where the floes are retained in a matrix of steel wires. The efficiency of supraconducting high-gradient magnetic separation (HGMS) by this method exceeds 95%. Mineral separation and industrial-waste purification results are presented.
Magnetic separation is a versatile and widely used technique employed for separating magnetic materials from non-magnetic ones. It utilizes the interaction between magnetic fields and magnetic particles to enable efficient separation and purification processes across various industries.
This article discusses the optimum layout of coils of a superconducting magnet system for magnetic density separation (MDS). MDS is a novel separation technology that combines a vertical magnetic field gradient with a ferrofluid to separate mixtures of non-magnetic particles based on their mass density. The MDS process can …
In the present work, oil-field wastewater purification through superconducting magnetic separation technique using a novel magnetic nanoparticle was investigated. The magnetic nanoparticle, which has a multi-shell structure with ferroferric oxide as core, dense nonporous silica as inter layer and mesoporous silica as …
The mechanism of industrial wastewater treatment using superconducting magnetic separation is investigated. Fe 3 O 4 nanoparticles were prepared by liquid precipitation and characterized by X-ray diffraction (XRD). Polyacrylic acid (PAA) film was coated on the magnetic particles using plasma coating technique.