Model predictive control and optimization of networked …
Ensuring optimal power sharing, and economic optimization are the goals of tertiary level control in the MG. In this context, grid-level MPC is essentially adapted to solve the optimization problems with different constraints. The components in the cost function should align with the control or optimization objectives.
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(PDF) Optimization and performance of grinding circuits: the …
Buzwagi Gold Mine (BGM) is operated by Acacia Mining and located in the Lake Victoria Goldfields of central Tanzania. The mine commenced its operation since April 2009 and treats a sulphide copper ...
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MINE POWER SYSTEMS Go With the Flow: Electrics for …
Electrifi cation requires new mine designs that make provision for future developments and technologies such as hybrid electric trucks that run on trolley systems, and battery equipment …
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Use and cost optimization for underground mines electrical …
The average hourly energy requirement for all the mine equipment was 17 609.83 kWh, with a maximum energy demand of 18 021 kWh and minimum energy demand of 15 554 kWh adding up to 154 262 140 kWh per year. The average mine equipment power factor was said to be 0.9 though the rated mine equipment average power factor is known to be 0.697.
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Control and drive systems for mine conveying
ABB has addressed this issue by eliminating the gearbox altogether, replacing it with robust, reliable control from variable speed drives running accurately performing, low speed motors. …
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Control and Optimization of Electrical Power and Energy …
application of optimization algorithms in power systems; energy management system; V2G/G2V modelling and its impact on power systems; renewable energy penetration and grid integration—challenges and benefits; IoT application in a power system to enhance its security and control; power system stability and power quality issues
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Feasibility and necessity of mine to mill optimization in mining industry
Published in MATERIA 2021;2-3:63-66 The idea of mine-to-mill optimization has been tested in various mines in last decades, resulting in higher mill throughput in many mines, but also ...
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Mining Process Control Solutions
Our integrated process control/automation, motor control and analytics architectures deliver several benefits across mining operations, including compressed air systems. Multi …
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Dynamics and Control in Mining Engineering
Control systems are used to optimize various mining processes, such as ore crushing, grinding, and flotation. By monitoring key variables and adjusting process parameters in real-time, these …
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Web technology-based relay protection setting calculation …
The paper presents instantaneous selective short-circuit protection for the cabling of the underground part of a coal mine and central control algorithms as a Coal-Mine Power-Supply ACS Subsystem.
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Mine Ventilation Optimization Analysis and Airflow Control …
The mine ventilation optimization and airflow control are the mine ventilation system's two important aspects, good ventilation optimization design can deliver fresh air to establish good work ...
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Modeling and Control of Small-Scale …
This paper presents a nonlinear model and a control strategy to regulate airflow in small-scale underground mine ventilation networks. In underground ventilation control systems, a sensor and an ...
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(PDF) Ventilation Design Modeling and Optimization for
Underground bauxite mining exploitation is a challenging environment for ventilation. In this paper, such a complex underground ventilation network is modeled in detail using the Ventsim software.
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IEC 61850 in mine electrical distribution, automation and control …
If this information could also be made available to the control system, i.e., programmable logic controllers (PLCs) or programmable automation controllers (PACs), the power system IEDs could be treated identically as control system components, thus permitting a wide range of novel applications for these IEDs, e.g., optimization, demand-side load …
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Research on Energy-Saving Optimization Control System of Mine …
Download Citation | On Jun 1, 2019, Xiucai Guo and others published Research on Energy-Saving Optimization Control System of Mine Belt Conveyor | Find, read and cite all the research you need on ...
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Mining and mineral processing industries
continuous improvements and excellence. Our technologies for environmental measurements and monitoring, process control and optimization, will allow you to increase operational efficiency …
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MAS-Based Distributed Coordinated Control and Optimization …
The increasing integration of the distributed renewable energy sources highlights the requirement to design various control strategies for microgrids (MGs) and microgrid clusters (MGCs). The multiagent system (MAS)-based distributed coordinated control strategies show the benefits to balance the power and energy, stabilize voltage and frequency, achieve economic …
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Process integration and optimization from mine-to …
Process integration and optimization from mine-to-mill W.Valery,A.Jankovic,D.LaRosa,A.Dance,S.Esen,J.Colacioppo Minerals Process Technology Asia-Pacific ...
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Advanced Control and Optimization for New Complex Power …
New power systems can have unique source-grid-load-storage interaction characteristics, further complicating the problems of optimization and control. The aim of this Special Issue is to provide the opportunity for researchers to share their latest discoveries in the advanced control and optimization of new power systems.
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Sizing, optimization, control and energy management of hybrid renewable
However, there are a lot of other methods controlling hybrid renewable power systems like centralized control [109], distributed control [110], hybrid control [111] and so also classical control methods (Fig. 4) such as rule-based …
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Integrated optimization of underground mine design and …
Computers & Operations Research, 2020. Scheduling activities in an underground mine is a very complex task. This paper presents an optimization model for short-term planning that takes into consideration all parts of the development and production as well as specific limitations on equipment and workers.
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Mine Ventilation Optimization Analysis and Airflow …
2Department of Control Engineering / Naval Aeronautical Engineering University, YanTai, China, Email: suijinxue@163 Abstract—The mine ventilation optimization and airflow control are the mine ventilation system's two important aspects, good ventilation optimization design can deliver fresh air to establish good work environment and provide a
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A comparison of the economic benefits of centralized and …
This work explores a two stage economic optimization procedure of an underground mine dewatering system, comprising two lifting stages, each one including a pump station and …
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Optimal energy efficiency control framework for distributed …
Propose optimal energy efficiency control for mining trucks via vehicle-cloud integration. Develop power control strategy utilizing model predictive control for batteries and …
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Applications of Kuz–Ram Models in Mine-to-Mill Integration …
The Mine-to-Mill (M2M) approach aims to enhance efficiency and reduce costs in the mineral processing industry by optimizing the mining and processing stages. M2M integrates orebody characterization, blasting, and downstream processes, such as grinding and flotation, demonstrating that material fragmentation directly impacts downstream efficiency. This review …
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Hierarchical Coordinated Optimization and Energy Management Control …
Energy utilization and transportation scheduling efficiency are essential indicators of the coal mine transportation system. This paper aims to implement systematic control through hierarchical cooperative optimization control. A novel control framework containing system, platoon, and truck layers is proposed. First, a mixed integer non-linear programming model is …
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Underground mine planning and scheduling optimization: …
The application of mathematical optimization of production schedules can be traced back to the early works of Williams et al. [1], who applied linear programming to generate a production schedule for a sub-level open stopping operation at one of Zambia's Nchanga consolidated copper mines.Subsequent scholars improved the solution optimality through the …
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Dynamic Simulation and Optimization of a Subcritical Coal-Fired Power
Dynamic models of coal-fueled power plants have previously been reported in the literature. Oko and Wang (2014) developed a gPROMS dynamic model for a 500 MW subcritical power plant and validated it at full load and three off-design conditions. However, the study did not consider optimization and equipment health under flexible operations.
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A Survey of Distributed Optimization and Control …
Historically, centrally computed algorithms have been the primary means of power system optimization and control. With increasing penetrations of distributed energy resources requiring optimization and control of power systems with many controllable devices, distributed algorithms have been the subject of significant research interest. This paper surveys the literature of …
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Optimization in mining | Thought leadership …
Today, the ABB Ability™ MineOptimize portfolio is ready to deliver additional value with truly integrated digital mining applications for unmatched operation, maintenance, process and production optimization.
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