The practice of ventilation is continually evolving with new technological advances developed in the mining industry. In addition to the obvious requirement of providing fresh air for those working underground, there are other demands. Ms excel to formulate and solve a ventilation network problem. Atlas copco usa is a leading provider of compressed air and vacuum equipment in the united states, providing important industrial tools for a number of construction and mining needs. Ventilation of any underground mine is a process of identifying the potential hazards from a mining system and implementing a ventilation system that ensures the health and safety of the mine worker. The ventilation system in an underground mine plays a vital role in removing air contamination and providing fresh, breathable air to everyone working underground. Ventilation is an important consideration in underground mining. Underground mine automation underground mining solutions abb.
Adequate ventilation to remove contaminants and air testing is required before workers can return to the workplace. Where there is more than one location where mining is being carried out, legislative requirements and good mining practice require that no air used to ventilate one working location can be used to ventilate another. Ventilation gas control the ability to provide adequate ventilation to a longwall panel can be a major factor in the success of an installation, especially in gassy conditions. Separate health and safety standards for coal mining.
Oct 17, 2017 atlas copco usa is a leading provider of compressed air and vacuum equipment in the united states, providing important industrial tools for a number of construction and mining needs. Inspectors should observe and document the general condition and operation of ventilation systems when conducting an inspection. With nearly 160 years experience meeting our customers mining ventilation needs it is little wonder that the worlds major commodities producers trust us to design, build, install and commission engineered solutions that offer the user exceptional performance and. Subsurface ventilation engineering textbook srk consulting. Innovations in underground mining ventilation 2 hydraulic compressed air cooling hydraulic compressed air was historically used for large scale compressed air in mines throughout the world. Delivering ventilation air to the right worker location. Depending on the individual requirements, ventilation can be arranged accordingly, such as with a pull or push, utube or flowthrough, or split, perimeter or unit ventilation system. Most gassy mines now use some degree of gas predrainage of the seam being worked which greatly reduces the gas to be dealt. Underground ventilation metalliferrous mines document no. Mine ventilation air is a costly commodity, especially by the time it has been heated or cooled and moved to the bottom of the shaft and through the mine airways. Ventilation is a necessary operating component of any underground mining activity, and is essential not just for the operation but for the health and safety of the workforce involved. Subsurface and mine ventilation mvas staff have indepth knowledge and experience of mining operations, having worked as mine operators, engineers and ventilation consultants for. Methods to improve efficiency of mine ventilation systems. Application of wireless sensors to mining ventilation 30 mn.
The fundamentals of airflow are taught in mining schools, and every. Mine ventilation australia mining technology mining. Yamatomi encyclopedia of life support systems eolss 2. Mining industry response to the book continues to be incredible.
This should include start up and completion of mining and any interim times of significance, for example at time of maximum production. A practical handbook on the physics and chemistry of mining and mine ventilation for vocational schools, and for those qualifying for mine foreman and mine inspector certificates. The source of these gases are equipment that runs on diesel engines, blasting with explosives, and the orebody itself. An innovation currently in the demonstration phase has modernized the technology to provide cooling for deep mines in addition to compressed air. Hartman, professor and author of mine ventilation and air conditioning. Although it contributes nothing directly to the production phase of an operation, the lack of proper ventilation often will cause lower worker efficiency and decreased productivity, increased accident rates, and absenteeism. Mine ventilation an overview page 2 revolution, the working of seams rich in methane gas, inadequate ventilation, furnaces located in methaneladen return air and the open flames of candles. The air distribution in the mine should be effective. Pdf this paper serves as an introduction to special session on ventilation control in largescale systems. This chapter provides the fundamentals of mine ventilation. Bordandpillar mining has some favourable promises such as improving labour difficulties, lowering operating costs and providing safer working conditions.
In recent years, research scientists and engineers have explored. Top 10 reasons to consider real time mine air quality. Most gassy mines now use some degree of gas predrainage of the seam being worked which greatly reduces the gas to be dealt with during longwall extraction. Unesco eolss sample chapters civil engineering vol. The control of primary ventilation flows or circuits in a mine requires careful planning. Without a properly designed ventilation system, an efficient production cycle would. This requires a number of separate circuits off the main roadways known as ventilation splits.
Efficient ventilation of underground mines consists in having such complete control of air currents that there is always supplied at places where men work sufficient moving air to allow working at maximum capacity without injury to health. Selection of locations for doors, booster fans and regulators. Mine ventilation australia mva is a specialist consultancy in fullservice mine and subsurface ventilation engineering, providing services to clients worldwide. Location of the second means of egress and its effect on ventilation eg. When one and onehalf percent or more methane is present in a working place or an intake air course, including an air course in which a belt conveyor is located or an area where mining equipment is being installed or removed, only work necessary. In recent years the advances in diesel engine technologies, ventilation modeling software, and ventilation management capacities have redefined the historical methods used to evaluate systems. Underground mining methods are usually employed when the depth of the deposit andor the waste to ore ratio stripping ratio are. Mcpherson 5 fan manufacturers usually publish characteristic curves in terms of fan static pressure rather than the fan total pressure. Our serpent ventilation system has been tried and tested in hundreds of underground installations. Provide technical skills and research insights for mining ventilation control. Underground mine automation underground mining solutions. Ventilation presents the largest energy cost in an underground mine. Blast fumes contain large quantities of oxides of nitrogen and carbon monoxide.
Basic mine ventilation 55slide presentation covering the subject of basic mine ventilation. Ventilationgas control introduction underground coal. Within the mining industry, a safe and economical mine ventilation system is an essential component of all underground mines. Pdf ventilation planning and design of the omerler b mine. Large roomandpillar stone mines in the united states represent a major sector of mines in the noncoal mining industry. For example, dieselpowered equipment is important in many mining systems, and fresh air is required both for combustion and to dilute exhaust contaminants. Mine ventilation and air conditioning hartman, howard l. The most common mining occurrences of spontaneous combustion are in coal mines. Mvssa the mine ventilation society of south africa. Mining in the future english pdf article abb abilitytm ventilation optimizer english mp4 movie underground mine automation illustration english pdf drawing ventilation optimizer english pdf drawing abb smartventilation english pdf brochure mining and mineral processing industries solutions from mine to market. Mine ventilation systems ventilation is the control of air movement, its amount, and direction.
To this end, a number of new advances have been made to benefit the engineer in achieving this goal. Some approaches to improve the ventilation system in underground. Although it contributes noth ing directly to the production phase of an operation, the lack of proper ventilation often will cause lower worker efficiency and decreased productivity, increased accident rates, and absenteeism. Ailbhe goodbody of mining magazine finds out how changes in the mining industry are affecting how ventilation is carried out. The ability to provide adequate ventilation to a longwall panel can be a major factor in the success of an installation, especially in gassy conditions. Introduction to mine ventilating principles and practices. Ventilation safety training pdf files mine safety and. The wits mining institutes digital mining laboratory, digimine, will be hosting their mustattend seminar on digital mining technology on 79 april 2020 at the university of witwatersrand club wits club.
Mining companies have a range of available options to ventilate their mines. The importance of the ventilating system in coal mining is recognized universally, and standards for ventilating requirements have been established by state mine inspection and the federal coal mine safety act. The effect of ventilation changes over the life of the mine. The system is composed of highly efficient, lownoise fans and durable pvccoated. Underground mine ventilation provides a flow of air to the underground workings of a mine of sufficient volume to dilute and remove dust and noxious gases typically no x, so 2, methane, co 2 and co and to regulate temperature. Split mine ventilation of the three ventilation methods, split mine ventilation is the simplest in terms of layout and design, as the mine is split into separate intake and exhaust sides. Natural galleries and other connected openings control elements of the air flow dams, fences, doors, regulators, etc.
We believe in building on the best, and therefore our total mine ventilation solution is built upon the worlds best oem ventilation equipment, paired with the worlds most used mine mapping software ventsim and leveraging partnerships with some of the biggest names in the world. Guidance about underground air quality and ventilation. This revised edition presents an engineering design approach to ventilation and air conditioning as part of the comprehensive environmental control of the mine atmosphere. Classification of underground mining methods mineral production in which all extracting operations are conducted beneath the ground surface is termed underground mining. We are a trusted world leader in mine and tunnel ventilation because our quality makes a difference. Abc ventilation systems is a verticallyintegrated manufacturer of flexible and semirigid polymer products and air distribution systems for mine and tunnel ventilation. Introduction adequate workplace ventilation is an important engineering method for controlling airborne contaminants. Mining ventilation automation principles and design mathematical modeling of the mine. Mine ventilation system optimization theory and applications. The two industries ranked together as the primary or basic industries of early civilization. Epiroc offers a complete ventilation solution for tunneling and underground mining operations, including system design and installation of fan stations and ducting.
Zed569lf department of industry and resources latter offers greater flexibility, at the expense of requiring more complex control systems. No mining company today can afford to be lax in its environmental and aircontrol practices. Atlas copcos serpent ventilation fans are specific to underground mining and tunneling projects. Select and operate mine fans determine natural ventilation in a mine know the features of us coal mine ventilation system and methods to design homework 35 % ethics report 5% project report 15 %. There are many graphic descriptions of methane and coal dust explosions, the suffering of mining communities, the heroism of rescue at. Split mine ventilation is a mine wide ventilation method designed to deliver the bulk of the main mine fans airflow to the last open crosscuts near. Thanks in large part to the efforts by john chadwick of the mining journal, and many other members of the mining community, the hard rock miners handbook has been distributed to over 1 countries worldwide. Mine ventilation society of south africa, 1958 mine ventilation. Niosh is actively researching ventilation layouts to help the underground stone industry meet and surpass diesel particulate matter dpm regulations to protect the health of workers. Ailbhe goodbody of mining magazine finds out how changes in the mining industry are affecting how ventilation is.
Strength of the hanging wall, footwall, and ore body. Mcpherson 3 now, while the temperature of the mass of rock surrounding the shaft may change relatively slowly with time, the air temperature at the shaft entrance can change from hour to hour and, especially, between day and night. Research and application of controlled circulating ventilation in. Modiications that result in surplus mine ventilation air could bring inancial and environmental beneits. Use vnetpc software to simulate a complex mine ventilation system. The most common mining occurrences of spontaneous combustion are in. The success of mechanized bordandpillar mining in narrow tabular steep dipping orebodies.
A properly designed mine ventilation system can remove contaminants from the atmosphere or dilute the contaminants in the atmosphere to safe levels. May 26, 2017 the ventilation system in an underground mine plays a vital role in removing air contamination and providing fresh, breathable air to everyone working underground. This paper describes a case study for the ventilation planning at tki companys omerler b mine in tuncbilek coal basin which is located in kutahya region in central turkey the omerler b mine will. Ventilation basic mining processterminology introduction. Mine ventilation is defined as a combined system of shafting, ducting and a welldesigned combination of fans, mine ventilation is a basic need of mining industries, it is required for providing adequate oxygen for the workforce and to dilute and exhaust dangerous gasses in the underground mine, it is also required to take a smoke of machine equipment out because many. Our ventilation control software is revolutionising the mining industry.
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