- Published: Monday, 27 October 2014 16:14
- Written by ASIA Miner News
In recent years, concern has been raised by dragline operators that existing ventilation systems used on dragline machine houses are inefficient and inadequate at filtering dust from the outside environment. High dust levels within the machinery house have been known to cause problems with commutation and damage to electronics equipment. The longer term dust levels and effectiveness of the filtration systems have never before been measured and reported in any comprehensive or objective way which has led to a range of subjective opinions and beliefs within the mining industry as to which systems provide optimum performance.