Numerical modeling of insulating particles trajectories in roll-type corona-electrostatic separators

IEEE Transactions on Dielectrics and Electrical Insulation

Volumn 16, Issue 3, 2009, Pages 629-634

  Younes, Mohamed ^a   Tilmatine, Amar ^a   Medles, Karim ^a   Bendaoud, Abdelber ^a   Samuila, Adrian ^b   Dascalescu, Lucian ^b  

^a UNIVERSITY OF SIDI BEL ABBES   (Algeria)

^b UNIVERSITÉ DE POITIERS   (France)

Author keywords

Corona; Electrostatic processes; Insulators; Particle separators

Indexed keywords

AMBIENT AIR; BALANCE EQUATIONS; CORONA; ELECTRODE SYSTEMS; ELECTROSTATIC PROCESSES; EXPERIMENTAL STUDIES; GRANULAR LAYER; HIGH VOLTAGE; INSULATING PARTICLES; INSULATORS; MECHANICAL FORCE; NUMERICAL MODELING; NUMERICAL RESULTS; PARTICLE CHARGING; RELATIVE HUMIDITIES; ROLL SPEED; SURFACE POTENTIAL DECAYS; UNIFORM ELECTRIC FIELDS;

ATMOSPHERIC HUMIDITY; BUILDING MATERIALS; COMPUTER SIMULATION; ELECTRIC FIELDS; ELECTRIC POTENTIAL; ELECTROSTATIC SEPARATORS; INSULATING MATERIALS; PARTICLE SEPARATORS; ROLLS (MACHINE COMPONENTS);

PARTICLES (PARTICULATE MATTER);

EID: 67651146786     PISSN: 10709878     EISSN: None     Source Type: Journal    
DOI: 10.1109/TDEI.2009.5128498     Document Type: Conference Paper

References (19)

1. E. Lawver and W.P. Dyrenforth, "Electrostatic separation," in A.D. Moore (Ed.), Electrostatics and Its Applications. New York, USA, Wiley, pp. 221-249, 1973.
2. L. Dascalescu, A. Iuga, and R. Morar, "Electrostatic Technologies for the Recycling of Non-ferrous Metals and Plastics from Wastes." In: Inculet, I.I., Tanasescu, F.T., Cramariuc, R. (Eds.) The Modern Problems of Electrostatics with Applications in Environmental Protection, Kluwer Academic Publishers, Dordrecht/Boston/London, pp 77-87, 1999.
3. A. Iuga, R. Morar, A. Samuila and L. Dascalescu "Electrostatic separation of metals and plastics from granular industrial wastes", IEE Proc.-Sci.Meas. Technol., Vol. 148, pp.47-54, 1999.
4. R. Morar, A. Iuga, L. Dascalescu, and A. Samuila, "Factors which influence the insulation-metal electroseparation", J. Electrostat. Vol. 30, pp. 403-412, 1993.
5. I.I. Inculet, G.S.P. Castle, J.D. Brown "Electrostatic separation of plastics for recycling", Part. Sci. & Technol, Vol. 16, pp. 91-100, 1998.
6. L. Dascalescu, R. Morar, A. Iuga, A. Samuila and V. Neamtu "Electrostatic separation of insulating and conductive particles from granular mixes". Part. Sci. & Technol., Vol. 16, pp. 25-42, 1998.
7. Y. Higashiyama, K. Asano "Recent progress in electrostatic separation technology", Particulate Science and Technology, Vol. 16, pp. 77-90, 1998.
8. K.B. Tennal, D. Lindquist, M.K. Mazumder, R. Rajan and W. Guo "Efficiency of electrostatic separation of minerals from coal as fonction of size and charge distributions of coal particles", IEEE Trans. Ind. Appl., 1999
9. L. Dascalescu, A. Tilmatine, F. Aman, and M. Mihailescu, "Optimisation of electrostatic separation processes using response surface modeling", IEEE Trans. Ind. Appl., Vol. 40, pp. 53-59, 2004.
10. M. Patheunier, and M Moreau-Hanot, "La charge des particules sphériques dans un champ ionisé", J. Phys. Rad., Vol. 3, pp. 590-613, 1932.
11. L.Dascalescu "Mouvements des particules conductrices dans un séparateur à haute tension pour matériaux granulaires", J. Electrostatics, Vol. 32, pp. 305-316, 1994.
12. L. Dascalescu, R. Morar, A. Iuga, A. Samuila, V. Neamtu and I. Suarasan, "Charging of particulates in the corona field of roll-type electroseparators", J. Phys. D: Appl. Phys., Vol. 27, pp. 1242-1251, 1994.
13. A. Samuila, A. Iuga, R. Morar, R. Tobazéon and L. Dascalescu, "Factors which affect the corona charging of insulating spheres on plate and roll electrodes", J. Electrostat., Vol. 40&41, pp. 377-382, 1997.
14. L. Dascalescu, D. Rafiroiu, A. Samuila, R. Tobazéon, "Charging of insulating spheres on the surface of an electrode affected by monopolar ions", IEEE Trans Ind. Appl., Vol. 34 , pp. 35-42, 1998.
15. A. Samuila and L. Dascalescu, "Unipolar charging of cylindrical insulating particles near electrode surfaces", IEEE Trans. Ind. Appl., Vol. 34, pp. 51-56, 1998.
16. M. Younes, A. Tilmatine, K. Medles, M. Rahli and L. Dascalescu, "Numerical modeling of conductive particle trajectories in roll-type corona-electrostatic separators", IEEE Trans. Ind. Appl., Vol. 43, pp.1130 - 1136, 2007.
17. TRICOMP, Free download software. www.tricomp.com.
18. P. Molinié and P. Llovera, "Surface potential measurements: implementation and interpretation". Dielectric Materials, Measurements and Applications. IEE Conf. Publication No. 473, pp. 253 - 258, 2000.
19. L. Dascalescu, A. Mihalcioiu, A. Stochita and P.V. Notingher, "Charge-Decay Characteristics of Granular Materials Forming Monolayers at the Surface of Grounded Electrodes", IEEE Trans. Ind. Appl., vol. 44, pp. 20-24, 2008.