Health & Safety
Where would I use fog?
The uses for fog are numerous. To give some idea of its
versatility, consider the following applications:
Conveyor transfer point
Fog protecting a trommel outfeed
The result is improved morale and enhanced reputation for the
company in the marketplace.
Grain conveyor transfer point without fog
Perimeter fogging
A major UK port had a problem with fugitive dust being emitted Fog can be used to prevent dust crossing a boundary. A metals
from the transfer chute on a grain conveyor. The conveyor was recycling company was instructed by its local environmental
handling 800 tonnes per hour. Dust was travelling several officer that they had three months to contain dust within its site.
hundred metres (as can be seen above) and being deposited on One option was to cover the site by enclosing everything in a
cars on the wharf awaiting export. The customer had looked at large shed. However, the cost of this was prohibitively
fitting a cyclone system costing £100,000+, but this was expensive meaning that the site would close with the loss of 10
prohibitively expensive. jobs. As an alternative, Renby supplied a perimeter fogging
system which was installed around three sides of the site.
Grain conveyor transfer point with fog
Perimeter fog around a metals recycler yard
Renby designed a fogging system with nozzles fitted in and The successful outcome was that the inspector accepted this
around the transfer chute. The second picture above was taken solution, lifted the enforcement notice and the business was
by the customer with the fog and conveyor operating. It saved from closure.
graphically illustrates that the dust problem has been eliminated. In industry alone, there are many uses for fog. In this article,
This project resulted in a capital cost saving of £80,000.00+. we have just considered dust suppression. Fog can also be
used for odour control, cooling, humidification and visual effects
Materials recycling facility to name but a few.
A skip waste company was expanding its sorting facility and
knew that there would be increased dust levels. A Renby Conclusion
fogging system was used to fog the material feed pile, conveyor As dust pollution legislation becomes more onerous, Renby’s
transfer points and around the trommel screen. fogging system is becoming the vital and cost effective tool to
The result was elimination of the dust inside the building, combat dust problems.
which has extended the life of the plant and given a much For more information contact Renby on tel: 01829 740913 or
improved working environment for the customer’s employees. visit www.renby.co.uk
44 Solids & Bulk Handling February 2010 www.solidsandbulk.co.uk
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