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Ventilation and Cooling

Company suited to replacing inefficient mine ventilation fans

By: Chantelle Kotze     19th October 2012 As an Eskom Integrated Demand Management (IDM) division-accredited energy services company, high-performance fan designer and manufacturer MechCal can help mines to replace their existing auxiliary vent fans at minimal cost and enable them to improve their efficiencies through the installation of... 

Extra low-voltage refuge chamber added to range

By: Chantelle Kotze     19th October 2012 Emergency safe-refuge chamber manufacturer MineARC Systems has added a new extra-low-voltage portable refuge chamber to its hard-rock underground mine range, for miners who suddenly become trapped in a hazardous or toxic environment, says Africa business development manager Tom Long. 

3D simulation software package for mine ventilation

By: Natalie Greve     14th October 2011 Ventilation and refrigeration consulting engineering firm Bluhm Burton Engineering (BBE) has released a three-dimensional (3D) version of its Ventilation of Underground Mine Atmospheres (Vuma) software package used to calculate heat loads and air flow distribution in underground mining operations. 

Methane-reduction technology to be applied at coal operation

14th October 2011 Bituminous coal and natural gas company Consol Energy has joined with natural resources firm Verdeo Group, to develop the first project aimed at reducing ventilation air methane (VAM) emissions at an active West Virginia coal mine.  

Pelletising plant gets new temperature regulation installation

14th October 2011 Diversified miner Xstrata’s pelletising plant at its ferrochrome smelter complex, near Rustenburg, has had a new lagging and cladding system installed, in order to realise improved temperature regulation and increased production efficiency. 

Underground cooling system for remote areas

14th October 2011 Underground cooling can be effectively achieved in remote areas, reports underground support systems manufacturer Mine Support Products (MSP) GM Dion Booyens. 

Heat stress management is essential for underground miners

By: Natalie Greve     14th October 2011 The screening of miners to determine their heat tolerance levels and individual risk profiles is a necessity in hot underground working environments to ensure their physical and physiological tolerance of extreme temperature fluctuations, and to prevent heat disorders. 

R12m cooling 
project for steel mill

22nd October 2010 Piping solutions company Victaulic and cooling and heat transfer consultancy Evapco have expanded the process cooling systems at the Middelburg, Mpumalanga province, mill of steel producer Columbus Stainless. 

New bulk cooling plant for platinum mine

15th October 2010 Ventilation, refrigeration and cooling specialists Bluhm Burton Engineering (BBE) commissioned a surface bulk-air cooler and refrigeration plant for platinum major Impala Platinum’s (Implats’) No 20 Shaft project, says BBE MD Richard Gundersen.  

Smoke extraction motors boost safety in fire emergencies

15th October 2010 The asynchronous three-phase squirrel cage smoke extraction motors from motor supplier Leroy-Somer continue to operate in high temperatures during fire emergencies on mines, says Leroy-Somer South Africa MD Grant Robertson. 

Efficient designs improve ventilation and cooling systems performance

By: Schalk Burger     15th October 2010 The design of infrastructure to enable ventilation and cooling systems to operate more efficiently and effectively is important in reducing energy and water use, says engineering, management and specialist technical services group Aurecon principal sustainable buildings engineer Jeff Robinson. 

Mobile unit cools mines without chilled water

By: Petronel Smit     16th October 2009 Multidisciplinary engineering company M-Tech Industrial has introduced a locally patented modular underground air-cooling unit (ACU), which uses water at temperatures as high as 40 °C in the heat sink, instead of only chilled water, to directly cool work areas. 

Cool mines with ice

By: Petronel Smit     16th October 2009 Heating, ventilation, air-conditioning and refrigeration solutions company Johnson Controls Systems & Service South Africa reports that ice systems used for thermal storage on the surface of mines or for ice dams underground can significantly reduce energy consumption in deep level mines. 

Research, skills and energy prices affect the future of mine ventilation

By: Petronel Smit     16th October 2009 Industry body the Mine Ventilation Society of South Africa (MVS) says that the high energy prices and a lack of applied research and skills are affecting the development of novel technologies in this field of expertise and the effective management of safety and health measures in mining ventilation. 

Society set on developing skills base

By: Loni Prinsloo     17th October 2008 The future of the ventilation discipline within the mining industry is extremely favourable. However, the Mine Ventilation Society (MVS) warns that several challenges still need to be dealt with to ensure stability and even greater success in the South African mining industry. 

Alternative ducting breaks into market sectors

By: Loni Prinsloo     17th October 2008 Ventilation specialist ABC Ventilation Systems (ABC) is supplying all the underground sections of the Gautrain project with flexible ducting for ventilation applications. 

Engineering firm implementing energy-efficiency technology in mines

By: Loni Prinsloo     17th October 2008 Ventilation and refrigeration consulting engineering firm Bluhm Burton Engineering (BBE) is currently implementing energy management refrigeration systems for mines to reduce overall energy consumption and to manage energy consumption during peak electricity demand times. 

Achieving success with customised cooling systems

17th October 2008 Heating, ventilation and cooling specialist Booyco Engineering reports an approbative market response on its custom engineered cooling system, the Booyco Bushcooler. 

Local company supplies ventilation systems to SA mines

By: Chanel de Bruyn     19th October 2007 Local engineering contracting services company for air conditioning, ventilation and air pollution control within the mining and industrial sectors Environmental Control Engineering (ECE) is providing its services and equipment to several mining projects. 

New air-conditioning unit leads to cost reduction

By: Chanel de Bruyn     19th October 2007 Local air conditioning specialist Booyco Engineering has designed a new air-conditioning unit at a reduced cost to clients of about 40%. 

Safety company launches dual-gas detector

19th October 2007 Local safety company Mine Safety Appliances (MSA) has launched the MSA D008 detector, a dual-gas instrument for mining applications, which provides simultaneous detection of methane (CH4) and carbon monoxide (CO). 

R2,6m export order for dust-control unit

19th October 2007 Local dust control equipment company Engart Africa, part of Howden Africa Holdings, has won a R2,6-million export order for dust suppression equipment, underlining the company�s ability to adapt its systems to user requirements. 

New motor protection unit curbs fan failure

By: Chanel de Bruyn     19th October 2007 Local motor rewinding and mine ventilation fan supplier Venwood & Baker Electrical has developed a new motor protection unit designed to curb excessive fan failures on platinum mines. 

Consulting engineers implement ventilation energy management systems

By: Chanel de Bruyn     19th October 2007 Ventilation and refrigeration consulting engineering firm Bluhm Burton Engineering (BBE) is currently implementing energy management ventilation and refrigeration systems for mines to reduce overall energy consumption and to manage energy consumption during peak electricity demand times. 

New high-compression unit set for launch next year

By: Clement Deane     20th October 2006 Air and power supplier Rand Air says that it is set to release a 30-bar compressor unit in early 2007. GM Louwrens Erasmus says that the high-compression units are used mostly in mining exploration. The company also has several other new compressors in the pipeline. “We usually hire our... 

Environment-friendly system decontaminates, replaces refrigerants

By: Clement Deane     20th October 2006 Gas producer and supplier Afrox says that, with the introduction of its new Zugibeast product into South Africa, mines now have an opportunity to keep their systems running more efficiently and to prevent contaminated gases from entering the atmosphere. 

Flexible ducting cuts costs, improves ventilation

20th October 2006 Poor-quality, badly-designed ventilation systems are costing mines money, according to Norwegian firm Protan. 

Time switches offer precise temperature control

20th October 2006 Electrical equipment and accessories specialist Legrand manufactures a comprehensive range of time switches designed for precise temperature control in diverse environments, including mines. 

Air-con units supplied for armoured personnel carriers

20th October 2006 Air-conditioning specialist Booyco Engineering has secured another order from BAE Systems Land Systems OMC to manufacture and supply air conditioning systems for the RG31 armoured personnel carriers. 

New range of flameproof motors designed for coal-mining applications

By: Clement Deane     20th October 2006 The air movement industry is an important part of electric motor supplier Zest’s business, representing, on average, 7% of total annual sales, says marketing and logistics manager Chris Chryssoulis. 

Mobile air-cooling unit offers numerous benefits

20th October 2006 A mobile air-cooling unit engineered for use in remote underground locations offers significant benefits to mining operations, especially where additional cooling capacity is needed or where existing cooling capacity is not available or inadequate. 

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