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Tailings dam safety monitoring and early warning based on …

DOI: 10.1016/j.ssci.2019.104579 Corpus ID: 213997746; Tailings dam safety monitoring and early warning based on spatial evolution process of mud-sand flow @article{Li2020TailingsDS, title={Tailings dam safety monitoring and early warning based on spatial evolution process of mud-sand flow}, author={Sumin Li and Liwei Yuan and Hua Yang and Huaming An and …

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A critical review on metallurgical recovery of iron from iron ore tailings

Fig. 2 illustrates the iron ore beneficiation process, particularly magnetic separation, resulting in the generation of inevitable tailings. Due to the characteristics of iron ores and the conditions during beneficiation, it is inevitable that approximately 2.5–3 tons of IOTs are generated for every 1 ton of iron ore concentrate produced [7].In 2019, the global annual …

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Comparative Life Cycle Assessment of Conventional and Dry …

Alternative tailings disposal technologies can be effective solutions to mining waste safety and environmental problems. The current decision-making processes for tailings disposal schemes lack consideration of environmental impacts. Based on a case study of an open-pit iron mine in northern China, this study adopted the life cycle assessment (LCA) …

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Tailings Processing Plant & Equipment

Tailings processing is an important stage in the ore beneficiation process, which aims to treat the waste and residue generated in the beneficiation process to reduce environmental pollution or resource waste and maximize the recovery …

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Coal gangue beneficiation tailings treatment process flow

Coal gangue beneficiation tailings treatment process flow. November.07,2023. The coal gangue treatment process flow is as follows: Rough selection: First, the gangue is screened through a vibrating screen or a grinding screen, and divided into larger and smaller parts. Most of the stones are screened out, while the fine particles enter the ...

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Prediction of tailings beach slopes and tailings flow profiles

Prediction of tailings beach slopes and tailings flow profiles. ... For surface deposition, the required beach slope and the tailings rheological properties often dictate the thickening process. The tailings beach slope is a key parameter in deposition requirements, which governs the storage capacity and the footprint of tailings management ...

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Numerical simulation of tailings dam break based on CTGAN

Jin et al. carried out a coupled flow-solid model test for the infiltration of suspended particles into tailings dams to investigate the process of the particulate matter's influence on the tailings dams, and the test showed that Ground roughness has a large influence on the flow characteristics of the dam-busting sand flow.

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TAILINGS FACTSHEET

The El Torito tailings facility at El Soldado, Chile. WHAT IS A TAILINGS STORAGE FACILITY? TSFs play a major role in many mining operations around the world. A TSF is a highly engineered structure which consists of one or more tailings dams, with embankments designed to permanently store the tailings. Every individual dam is unique and

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Evolution Pattern of Tailings Flow from Dam Failure …

Tailings ponds are the indispensable facilities in the mine production and operation. Once the dam is destabilized and damaged, it will pose a serious threat on the life and property of the downstream population and could also …

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Innovations in Tailings Management – Hydraulic "Dry" Stacking

1 TAILINGS DISPOSAL 1.1 Tailings Safety The safe storage and management of tailings is essential if mining is to maintain its social li-cense to operate. Catastrophic failures in recent years have put mining into the spotlight for all the wrong reasons and the significant positive contribution that the industry is making to the en-

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5 methods of gold mine tailings treatment and comprehensive recovery

2. Gold mine tailings dry drainage process dehydration. The dry tailings discharge process eases the storage pressure of the tailings reservoir, reduces the hidden safety hazards of the tailings reservoir, and the utilization of backwater reduces the pressure of sewage treatment and saves the production and operation costs of the mine.

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Process flow of tailings separated to different purpose

This article explores a little-explored tailings disposal technique that has the potential to be considered as an environmentally friendly solution, returning mine tailings to their place of ...

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Coupled CFD-DEM simulation and experimental study of particle

The percolation test of tailings waste rock is an experiment utilized to evaluate the water permeability and percolation properties of tailings waste rock in the tailings percolation process (Van der Sloot and van Zomeren, 2012). The test for the flow of fine tailings through waste rock can generally be conducted following these steps: (a)

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An Introduction to Tailings Facilities

Tailings are transported to their final storage place in a number of different ways. The most common is slurry transportation in a pipeline from the thickeners (normally located at the …

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Coupled CFD-DEM simulation and experimental study of particle

Flow process of tailings particles in the waste rock pile. According to the observation in Fig. 12 (a), the distribution of the final fine tailings in the waste rock pores can be seen. Since the numerical simulation is designed to inject the slurry from the middle position, the distribution of the final tailings particles is more concentrated ...

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Tailings management and water stewardship in mining

New tailings management practices aim to recover much of this water for reuse in the mineral processing plant, reducing raw water draw and the regional water impact of mining operations …

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Enhanced recovery of low-grade copper ore and associated …

Bao et al. [11] explored the process flow for reprocessing iron tailings and determined the adoption of a process flow of "copper-zinc mixed flotation - regrinding - copper-zinc separation - zinc flotation - iron magnetic separation - reverse flotation of iron concentrate" to recover Cu, Zn, Fe, and associated precious metals from iron tailings.

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Gold Extraction & Recovery Processes

Process Development. ... due to there is a tendency of native gold to float on the surface of a slurry in a sluice box and be lost in the tailings. This situation is sometimes called skin flotation. ... Flow velocity, depend on box width and slope; Stream depth, 20-30 mm; Slope, 10-25 degrees; Length, 2-5 m; Width, depend on flow speed;

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Plant Tailings & Reclaim Process Water Startup & Shutdown …

There are flow meters at the barge and the reclaim tank to provide leak detection. Detailed Process Description and Control. Preparation for Start up. Ensure the barge is properly floating in the pond. Periodically, as the tailings level rises, the barge will have to be moved and the tailings pipe re-aligned.

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(PDF) Thickened and Paste Tailings Pipeline …

Understanding the flow process of cemented tailings backfill (CTB) is important for successful pumping into underground stopes. This study examines the effects of solid content (SC), cement/tailings (c/t) ratio, and curing time (CT) on …

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Synergetic recovery of rutile and preparation of iron phosphate …

The method is mainly suitable for treating high-grade placer, while ilmenites from Chinese granite mines face limitations due to scale, dispersity, process flow, and technology/equipment solutions. The residue from the reduction rusting process, titanium-extraction tailings (TET), has both hazards and opportunities.

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Spatial Evolution Analysis of Tailings Flow from Tailings Dam

Adopting an appropriate method to analyze the spatial evolution process of tailings flow after tailings dam failure can provide a rational assessment of the inundation range and evaluate the subsequent disaster. Simultaneously, it can offer a foundation for tailings pond construction and safety management. This paper, focusing on a specific iron mine in Xiagao, …

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VIDEO: Integrated Tailings Solutions in Mineral Beneficiation Plants

This approach allows the final tails on-line analysis and metallurgical sample to be acquired in a much smaller sampler, lowering total capital investment in sampling for this otherwise very large process flow. Alternatively a single dedicated sampler analyzer station for the full tailings process flow can be used.

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CDA technical bulletin on tailings dam breach analyses

Figure 1. Process flow diagram for tailings dam breach assessments. NO YES Initiationof Dam Breach Study 1. Objectives and Scope 2. Background Information and Review 3. Failure Modes and Dam Failure Scenarios 4. Tailings Dam BreachAssessment Cases 5. Hydrologic Analysis 6. Breach Analysis 9. Sensitivity Analysis 8.1 Deposition Analysis 10.

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Tailings dam failures: A critical evaluation of current policies and

The process of discharging tailings sand into tailings dams is a critical and complex step, often underrepresented or missing in many studies. This process involves two-phase flow issues, with the concentration of tailings sand typically ranging from 10 to 30 %, transported through pipelines to the tailings dams.

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Development of a Process Flow Sheet for Nickel Recovery from …

As a result of the abovementioned tests, a conceptual process flow sheet is proposed for the treatment of these chromite concentration plant tailings. Recovery of nickel and chromite from the tailings has been studied on the samples with 0.214 % Ni and 5.10 % Cr2O3 content and taken from Orhaneli Chromite Concentration Plant.

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Process flow for each tailings management option.

... process flow of fine coal rejects is organized as illustrated in Fig. 2, where four processes are involved: material input, processing, products, and final values. The four products...

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Tailings Model | FLOW-3D HYDRO | Preventing Dam …

FLOW-3D HYDRO's tailings model allows users to model the flow of hyper-concentrated mixtures of water and tailings. It includes the ability to model fine and coarse particles separately or together and with multiple initial layers of …

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Process optimization of a chrome ore gravity concentration …

The beneficiation process flow sheet varies from location to location according to the ore characteristics. For example, the Kemi concentrator in Finland comprises three stages: crushing (jaw ... tailings. In practice, unsteady operation of beneficiation units in the process circuits, especially gravity-based units, arises due to

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Deposition Methods of Tailings

Generally as the tailings deposit they flow away from an outfall and natural segregation occurs. The degree of this segregation essentially depends on the particle size range of the tailings and the pulp density of the slurry (Vick 1990). ... The general process of multiple subaerial deposition is as follows (modified from (Ulrich, East et al ...

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