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Ventilation and Cooling

Measure indoor air quality with one single probe

21st October 2005 A new HVAC instrument by Testo can simultaneously measure four parameters with one probe, ensuring an accurate evaluation of indoor air quality. 

Flexible ducting becoming a mine-ventilation favourite

By: Nelendhre Moodley     21st October 2005 Four years ago the healthy economy beckoned Canadian Talbot Smith to South African shores and hastened Phil Mitchell’s return to his adopted country. 

New concept saves power on mine-ventilation systems

By: Nelendhre Moodley     21st October 2005 In support of the energy-efficiency drive proposed by government and power utility Eskom, Howden Mining, operating as Howden Fan Equipment and Howden SAFANCO, has taken up the gauntlet. 

Motors ideal for ventilation and smoke extraction

21st October 2005 Designed especially for ventilation and smoke extraction at high temperatures, Leroy-Somer’s asynchronous three-phase squirrel-cage Lucifer motors are proving exremely popular. 

Driefontein project completion early next year

By: peter cromberge     22nd October 2004 Work is well under way on the 42-level refrigeration plant at Driefontein mine to improve working conditions below the surface in line with important health and safety regulations and is expected to be completed by early next year. 

Locally-designed brattice wall for Impala

22nd October 2004 A brattice wall, which eliminates bearer sets and the ‘creep’ problem associated with traditional brattice walls, has been constructed by Cementation Mining at the Impala 12 North Shaft, north of Rustenburg. 

Mines recognise need to service air conditioners

By: peter cromberge     22nd October 2004 The mine market is recognising the value of properly maintaining the air-conditioning systems in fleets of mining equipment and vehicles. 

Refurbished fan installed as stop-gap at colliery

By: peter cromberge     22nd October 2004 Refurbishing specialist Manhattan Corporation is refurbishing a ventilation fan for installation at a well-known coal-mine, near Ermelo. 

Consulting service keeps mine cooler

By: peter cromberge     22nd October 2004 Mine ventilation and refrigeration specialist Bluhm Burton Engineering (BBE) is providing a consulting service for work on the 42-level refrigeration plant at Driefontein’s No 5 subvertical shaft. 

Ventilation and cooling on demand – is it possible?

By: candice haase     24th October 2003 South African mining houses are extending the ventilation and cooling infrastructure that is crucial to their activities as they move deeper underground. 

A few degrees more

By: candice haase     24th October 2003 The enhancements made to Ventilation Underground Mine Atmosphere (Vuma) software, developed about two years ago by CSIR Miningtek and Bluhm Burton Engineering (BBE), will eventually become essential in monitoring ventilation underground. 

Deeper-level mines order nine chillers

24th October 2003 Refrigeration specialist YORK South Africa has won contracts worth several millions of rand from various mines for the installation underground of nine Titan OM chillers, with a cooling capacity of more than 72 000 kW of refrigeration. 

Society creates new courses on ventilation and occupational hygiene

By: candice haase     24th October 2003 To ensure that environmental engineers in the mining industry remain abreast of technological developments and trends in ventilation and occupational hygiene practice, the Mine Ventilation Society (MVS) is focused on generating continuous professional educational courses within this specialised... 

Flammable-gas safety training packages under development

By: candice haase     24th October 2003 Flammable-gas safety remains a crucial subject in the mining industry in the wake of explosions at South African gold-mines in recent years. 

Pipe conveyor installed at gold-mine

25th October 2002 A Japan pipe conveyor has been installed by Bateman at AngloGold’s Mponeng gold-mine near Carltonville, Gauteng. 

Restructuring puts fan maker in strong position

By: vanessa vasques     25th October 2002 The announcement made at the beginning of October by engineering company Alstom SA to sell a 42% stake of its holdings to black empowerment partners, puts the company’s Woods and Xpelair fan business in a good position in the market, says Alstom mechanical equipment MD Rod Penaluna. 

Supplier says export market has potential

By: vanessa vasques     25th October 2002 Local designer, manufacturer and supplier of air conditioning systems to the mining, rail and military industries Booyco Engineering believes the export mining market has huge potential for the company. 

Firm highlights future of mine ventilation and cooling in SA

By: vanessa vasques     25th October 2002 Mechanical, mining and process engineering company specialising in mine ventilation and cooling, Bluhm Burton Engineering, is involved in a number of projects in this field. 

Insulation available to protect ventilation systems

25th October 2002 Specialist in electrical insulation materials and industrial laminates Calidus Von Roll Isola manufactures an insulation system for low-voltage electric equipment that can withstand extreme temperature stresses. 

Stress monitor improves safety

26th October 2001 South African mines have a wealth of experience in the measurement of stress in the workplace. A person’s thermal comfort is mainly related to the thermal balance of their body as a whole. 

New ice machines cool gold-mine

By: Deborah Spicer     26th October 2001 Commissioning of two vacuum ice machines will be completed at AngloGold’s Mponeng mine in Gauteng next month. 

New fans for copper-mine

26th October 2001 Johannesburg fan-engineering company ABB Fans has installed five main surface ventilation fans for Konkola Copper Mines at Chililabombwe on the Zambian Copperbelt. 

Firm's fans gain popularity on mines

By: Deborah Spicer     26th October 2001 Although none of the fans sold by the Ziehl-ebm South Africa are specifically designed for underground mining applications, many of the company’s fans are valued for their refrigeration, fume-extraction, heating, cooling and air-conditioning abilities evidenced above ground on mine offices... 

Colliery methane database expands

By: Deborah Spicer     26th October 2001 A database of methane conditions in South African coal-mines has become even more comprehensive with it having been enlarged to include 450 samples from 32 collieries this year. 

Deep mining feasible through cooling

26th October 2001 The most important conclusion arising from the Deepmine collaborative research initiative is that mining to depths of 5 000 m will be feasible, provided that some technologies and equipment are developed, and that the importance of planning, implementing and operating ventilation and cooling... 

Firm experiences three-fold growth

26th October 2001 A three-fold growth of its chiller-system retrofitting service from the mining industry has been experienced by York International. 

Emphasis on ventilation as mines get deeper

By: Deborah Spicer     26th October 2001 The Mine Ventilation Society of South Africa reports that, in general, mines are implementing Mine Health and Safety Act and other regulations. 

More orders from Copperbelt

26th October 2001 Substantial follow-up contracts for supplying underground ventilation fans and silencers to the copper-mines in Zambia have been awarded to Woods Fans, a division of Alstom mechanical equipment. 

Scale fouling prevented

26th October 2001 Scale build-up can foul chiller condenser tubes in the mining industry and other applications of water chillers, increasing the thermal resistance of the heat exchanger and subsequently increasing energy use and costs. 

Firm develops new cooling technologies

26th October 2001 In its eleventh year, Bluhm Burton Engineering (BBE) continues to enjoy healthy growth and remains totally focused on mine ventilation, refrigeration and cooling systems. 

Fan motors for tough conditions

26th October 2001 A range of fan motors from Leroy-Somer is designed specifically for timber dryers, provide extended service life and low maintenance in difficult operating conditions. 

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