We offer solutions to plan, design, and survey both underground and surface mines, to design the supporting infrastructure for mine sites above and below ground, and to efficiently manage your assets and mine operations. For assessment of proposed mine water management, a mine water balance assessment is relevant to address the following requirements of the terms of reference tor for the eis. Watersmart management of water balance and quality in. All queries andor problems relating to software associated with a research project report must be referred directly to the contact person indicated below or the authors of the report.
Moreover, the management of uncertainty in a water balance model is an essential element in the water balance design. Constructing water balance models using goldsim heap leach. David hoekstra, srk consulting larry cope, srk consulting kathleen willman, teck resources background mine water management, and especially tailings mine water management, has become an. Water balance estimation is an important tool to assess the current status and trends in water resource availability in an area over a specific period of time. Site data can be processed in realtime for powerful insight into the mine water balance to reduce your costs while maintaining efficient operations. We are an independent, international consultancy providing focused advice and solutions to clients, mainly in the earth and water resource industries. Understanding the water balance the mike she models of the different mine areas are able to capture the dynamics and spatial distribution of the of the. Realtime information about water quality and quantity is a valuable resource for any mine site seeking to optimize process operations and reduce environmental concerns.
The purpose of the water balance is to describe the various ways in which the water supply is expended. The wsfsmodel was also extended with oneway coupling to the groundwater flow model. This was all simulated under varying conditions and rules as the mine facilities change during its life cycle. Water balance modelling for a site is required primarily to estimate the expected water surplus or deficit for the site as a key input to water management planning in terms of sizing, planning and costing the water management systems, as well as determining their potential environmental impacts. This work is a part of the project management of water balance. Water is an essential resource for mining operations as well as for serving mining communities and facilities. Dhi can also centralize your water forecasts, monitoring and models into an integrated mine water platform. Water and chemical load balance mine water management news.
Geological survey national water information system web site. The reported average mine water consumption for slurry tailings in arid climate is between 0. All of our mining software runs entirely inside of autocad so that you have the full power of autocad to manipulate data or open current autocad mine maps. Introductionto understand the water regime of a specific area for water resource planning one of the first tasks is to understand the water balance of that area. Mining by the block cave method has produced a subsidence zone that captures surface water drainage. For mining projects, we offer services from exploration to mine closure. The most recent publication of the users manual for wateq4f is usgs openfile report 91183. The intuitively operated program niaflow is a simulation software for a smooth process functioning in processing technology. As water systems in mines are complex and generally consist of various interconnected reservoirs, conceptual water balance models are often preferred and applied in mine water management puhlmann et al. Mine water and wastewater management software solutions. The wrc does not guarantee any software available for download from this site. The water balance approach allows an examination of the hydrologic cycle for any period of time. Our solution for aeration control for example can help you to save up to 30% of the energy used. A simple water balance might be centered around a solitary water body at a single point in time, while a complex water balance could include multiple water bodies and mine features as well as the water demand of the individual processes within the plant, evaluated.
Systems modelling for effective mine water management request. Watersmart project aims to improve the awareness of actual quantities of water, and water balances in mine areas to give possibility to forecast water masses in future. Goldsim was used to develop a site water balance on a monthly basis to estimate water requirements throughout the life of the mine. Areas of expertise include mine water management, mine water balance modelling, water quality modelling and management, dams for water supply and tailings, hydrological risk assessment, regulatory risk. Jervois base metal project eis, surface water assessment. Goldsim is a computer simulation software widely used for mine site water balance studies. Climatebc a university of british columbia software program using. The water and salt balance system for the mine is simplified as shown in fig. Are there any simple water balance tools available for. Tutorial on constructing water balance of a specific area for. Geological survey office of water quality 412 national center 12201 sunrise valley drive reston, va 20192 feedback form. Operational mine water balance mine closure water balance.
The goal is to promote the anticipation and management of the amounts of water. Our specialists are leaders in fields such as due diligence, technical studies, mine waste and water management, permitting, and mine rehabilitation. Aug 16, 2011 in addition, by encouraging water recycling as much as possible, companies can move towards a zero water discharge mine. Mine water, modeling, water balance introduction effective and accurate management of water resources in a mine water balance model is crucial to the design, development, and operation of a mine. Thousands of professionals choose mike software to solve tough and complex challenges in areas such as oceans and coastlines, rivers and reservoirs, ecology. He has been an intensive user of the software ever since. The water balance includes climate and runoff, site seepage and other losses, tailings reclaim water, water demands, water balance logic, water supplies and discharge to the environment. It has been used extensively in mine water balance studies in north and south america, europe, africa and australia. A readme file containing installation instructions is included with each of the software distribution files. Xylems brands have been providing pumps, controls and service to the mining industries for decades.
Opsim is a special purpose, operational simulation solution software program for the expert modelling of both natural and industrial mine water resource systems. A mine relies on water and often the cheapest supply of water is from. Kgl resources is planning to mine copper and other base metals such as lead and zinc. Niaflow basic, aggregates and mining provides its users a menu control which allows most beginners to design aggregate or mining plants almost immediately. Due to recent mine water balance management issues in finland, the legislative requirements have become stricter, thus generating differences in requirements between old and new mines. This course is intended to provide guidance on scoping out a water balance project, understanding the challenges of consultant model development vs. The most wellknown dynamic water balance simulator in mine water manage ment is goldsim. Goldsim allows you to create realistic models of mine systems in order to carry out risk analyses, evaluate potential environmental impacts, support strategic. David first became involved with goldsi m during the early development of the software in the late 90s as a beta tester, developing his first water balance model in 1999. Chemical mixtures software oregon water science center. Supply and deliver 71 notebooks to the water research commission. Australian water balance model awbm goldsim help center. A baseline scenario was set up in the model to represent the grb mine water management system without the project, and another.
Our software will help you to optimize the locations of fans, cooling plants, shafts, and airways and to safely control airflow, pressure, and climate. Jun 14, 2016 water balance monitoring and management for mine sites it is a valuable resource and medium for transport, as well as a potential source of risk to the environment and operation. Water balance management is also linked to waste management, as tailings ponds form a huge resource of contaminated mine water. Water resource management for mine sites waterloo hydrogeologic. The software provides technicians and managers with a robust and powerful tool to handle the most demanding situations with ease and without compromise. Management of water balance and quality in mining areas. Like most open pits, extracting water from this site required a dewatering system that was capable of processing low flow fluids through extremely high heads, in order to pump the saline water up the pit face and out of the mine. Challenges of water management within the mining industry. Water management solutionscustom water softwarechetu. We are able to compile the water balance model for a site in either software environment. Mine water management dynamic, probabilistic modelling. Points of contact for the chemical mixtures software. Data collected for a comprehensive water and chemical load balance demonstrated containment by the underground workings. Engineering software for mine planning, mine ventilation, mine water, geological modeling and terrain modeling.
Water withdrawal in dry climate conditions can decrease to 0. They generally comprise collection, storage, distribution, pumping and release of water. The chemical modeling and thermodynamic data evaluation project supports and maintains chemical speciation program wateq4f. Mine water management solutions to global challenges.
Water solutions pty ltd consulting engineers for water. Srk consulting uses goldsim to visualise complex inputs in water balance models. Gishydrological modeling software can do this, but can be expensive, require trained personnel, and be overkill as the underlying data would be spatially patchy. The question of simple water balance tools arose when i was talking with water resource managers and hydrologists in some african and latin american countries, where some basic rainfall and. A good water balance is key to developing an operating philosophy that defines the problem and lets the mine water management team explore management techniques to mitigate the impacts of extreme cold, monsoons, deserts and other such places where mine are sited. For mining applications, groundwater modeling can aid in assessing impacts to water quantity and water quality, as a result of mining activities.
Since this publication was released, many upgrades and modifications have been made, including complete reworking of the uranium and arsenic thermodynamic data and modification. Goldsim is the most popular commercial simulation software solution chosen, not. Wsp also performs monitoring studies of environmental effects to ensure mine water meets regulatory standards. Goldsim is also the most important monte carlo simulation software. The water balance is a method by which we can account for the hydrologic cycle of a specific area, with emphasis on plants and soil moisture. Simple site water balance yoongarillup mineral sands. The water balance is driven by the physical characteristics of the hydrology, the geology, and the mine. Together they represent a long history of successful project management with experience gathered all across the globe. The development of water infrastructure for mines is designed and managed to optimize its utilization, preservation, and sustainability, while protecting local supplies. Ohio automations icamps integrated computer aided mine planning software is a comprehensive, easy to learn and use, yet very complete mine simulation software package.
Modeling groundwater quantity and quality at mine sites. Water resources software this software and related material data and documentation are made available by the u. Mine water management dynamic, probabilistic modelling approach. Water balance is a budgeting exercise that assesses the proportion of the rainfall that becomes stream flow or runoff, evapotranspiration, and drainage or groundwater recharge. There are separate readme files for the unix and dos distributions.
Many goldsim models incorporate awbm for estimating runoff around mine sites and for other. Goldsim has many different types of objects, which can be coded depending on user requirements, as well as a set of precoded elements which can be used directly in water balance. It contains all of the key mine components, including a process water pond and tailings storage facility, and illustrates how such components can be modeled in goldsim. If the source is essentially an unlimited body of water, the source is designated as a pool by checking the pool box, and only the pool elevation is needed. Water balance monitoring and management for mine sites. Water and energy balances in mineral processing plants.
A mine relies on water and often the cheapest supply of water is from harvesting surface runoff. The reported average mine water consumption for slurry tailings in arid. This is a simple, but fairly realistic water balance model for a mine. It has been used at mines around the world for mine water management studies, to support environmental compliance and permitting, and for evaluation of. We develop water management solutions for operations including water lifecycle management, consumption trends and external conditions monitoring. To undertake the water balancing model seec used ewaters urban stormwater modelling software, music model for urban software improvements conceptualisation. Selection of the following options preceded by a binary icon retrieves a compressed unix tar file or a windows installation program. The australian water balance model awbm was developed in the early 1990s by walter boughton and is now one of the most widely used rainfallrunoff models in australia. Surface water management is a balance of ensuring adequate water supply and managing contaminated runoff.
Based on these, guidelines for mine water management are being created. Apr, 2015 a good water balance is key to developing an operating philosophy that defines the problem and lets the mine water management team explore management techniques to mitigate the impacts of extreme cold, monsoons, deserts and other such places where mine are sited. Documentation for the mineral mass balance spreadsheet referenced in bowser and jones 2002 american journal of science v. Mining the advantages of water balance modelling ewater. Water systems in modern mines are complex and an understanding of the tailings pond and plant water balance is necessary.
A physical water balance a physical water balance is key to providing clear insight into the complex relationships and feedbacks between rainfall, infiltration, evapotranspiration, groundwater flow, runoff and stream flow. Wateq4f is ideally suited for processing large numbers of water analyses. Water balance of metal mining tailings management facilities. Tutorial on constructing water balance of a specific area. Water solutions pty ltd is a brisbanebased engineering consultancy providing worldclass engineering solutions in all aspects of water engineering and water resources management. If important interrelationships or feedbacks are missing, it is difficult or impossible to gain a. It will also help you accurately project fan, cooling, and air. The model is operated via a webbased user interface and can produce water balance. Water balance modelling of a uranium mill effluent.
The estimated mean required make up water from the developed model in this reaserch was 0. Many goldsim models incorporate awbm for estimating runoff around mine sites and for other projects that simulate rainfall runoff in a watershed. Comply with environmental laws and lower your costs by advancing your mine water treatment processes. Furthermore, water balance estimates strengthen water management decisionmaking, by assessing and. Applying professional software to the worlds toughest challenges in water for 25 years, mike powered by dhis software products have been used in water environments all over the world. Article in environmental modelling and software 2512. Our developers program solutions for water balance and leak monitoring, energy efficiency management, big data analytics tools and much more. Bentley solutions for mining enable you to optimize your mine operations.
Furthermore, water balance estimates strengthen water management decisionmaking, by assessing and improving the validity of visions, scenarios and strategies. System dynamics modelling framework with specialized water. A detailed whole of operation mine water balance model assessment was undertaken to support the eis and to assess impacts on mine water management performance. Engineering and environmental simulation software for the mining industry. The goldsim model was used to calculate the volume of water in storages at the end of. Mine water management solutions to global challenges dhi. The mine water balance for tailings impoundments guidance for the mine water manager presented by.
The risk of surface water and groundwater contamination caused by mining activities and any following potential. Patrick mckelvey, principal hydrogeologist at schlumberger water services, confirms this view, highlighting that the water management industry in mining is beginning to make use of non optimal water i. Mine water solutions is a young company established by the integration of proficiencies, namely an engineering company specialized in water cycle management, northline. The application will become your reliable friend and advisor and will help you control the water balance turning water drinking into a healthy habit. Mine water balance, water quality and waste management modeling goldsim allows you to create realistic models of mine systems in order to carry out risk analyses, evaluate potential environmental impacts, support strategic planning, and optimize operations. The physical water balance must consider all the sources and sinks of the daily discharge from a rehabilitated area is a complex, temporal function of the daily rainfall and infiltration. The goldsim model was used to calculate the volume of water. Management of water balance in mining areas watersmart.1122 287 1272 699 442 840 445 515 308 62 962 1264 369 538 583 957 1489 1414 307 142 1119 531 119 1316 382 357 1317 1305 633 655 752 372 909 312 872 372 1270 403 1187 1259 617 942 792 389 808 915