Global trading partners can learn from the example of the New Zealand dairy industry in proactively addressing combustible dust hazards that are present in the milk powder production process during spray drying applications.
7. Dr Chris Bloore Dairy Industry Systems Consultant, New Zealand Chris Bloore has over 35 year’s experience in the dairy industry. He spent 19 years at the New Zealand Dairy Research Institute in four different roles; carrying out research in milkpowders and drying. Since 1990, Chris has been a self-employed consultant to the New Zealand and Australian dairy industries. His projects have included milkpowder plant commissioning, debottlenecking and performance optimisation, designing spray driers, advising dairy companies on fire and explosion safety and conducting post incident investigation of fires, explosions and control system failures. He has a particular interest in drying sticky powders. Dairy Industry Systems Consultant P.O. Box 5150 Dunedin 9058 NEW ZEALAND Phone/fax +64 3 477 2827 [email_address]
8. Particle Size “ A ton/hour drier will have about 8.3 kg (18.3 lb) of airborne powder, and if it has a mean diameter of 120 microns it will have a total surface area of 417 m 2 (4,503 ft 2 ). Similarly, 10 ton/hour drier will have 4,170 m 2 (45,033 ft 2 ) total surface area. “ Amazingly, over an acre! Excerpt from Principles, Prevention, Detection, and Control by Dr. Chris Bloore