Article | REF: J2252 V1

Characterization and analysis of powders

Authors: Khashayar SALEH, Pierre GUIGON

Publication date: March 10, 2009, Review date: December 1, 2022

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5. Dust

The handling of powdered products during transport, fluidization, packaging, ensilage, etc. leads to the emanation of dust, in other words to the suspension of the finest particles in the surrounding atmosphere. This phenomenon can give rise to serious inconveniences:

hygiene problems due to dust deposits on surfaces;
explosion and ignition hazards for organic or highly reactive powders;
risks to human health from ingestion or inhalation, leading to chronic lung diseases such as asthma, bronchitis, emphysema and pleurisy;
environmental pollution associated with the production, handling and use of these products.

Although the definition of the word "dust" is not clearly defined, all the disciplines involved...

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Dust

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Conclusion

Bibliography

(1) - TEUNOU (E.), FITZPATRICK (J.-J.) - Effect of storage time and consolidation on food powder flowability. - Journal of Food Engineering, 43, p. 97-101 (2000).
(2) - RUMPF (H.) - Particle technology. - Chapman and Hall (1979).

Also in our database

SALEH (K.), GUIGON (P.) - Mise en œuvre des poudres. Caractérisation et analyse des propriétés des solides divisés. -

Websites

http://www.kona.or.jp/index_e.html

http://www.bulk-online.com

http://www.directindustry.fr

http://www.hansonresearch.com

...

Events

Science et Technologie des Poudres (STP) et Matériaux frittés Triennial Symposium. May 27-29, 2009, Montpellier.

Société Française du Génie des Procédés (SFGP) biennial congress. October 14-16, 2009, Marseille.

World Congress on Particle Technology Congress held every 3-4 years. April 26-29, 2010, Nuremberg, Germany.

International Congress on Particle Technology...

Standards and norms

Code of practice for Control of undesirable static electricity. Part 2 : Recommendations for particular industrial situations - BS 5958-2 - 1991
Matériels électriques destinés à être utilisés en présence de poussières combustibles. 2e partie : Méthodes d'essai. Section 2 : Méthode de détermination de la résistivité électrique des couches de poussière. Paris La Défense, Union Technique de l'Électricité - CEI 61241-2-2...