Collection of Fine Particles by Novel Wet Electrostatic Precipitator

被引:14
作者
Bologa, Andrei [1 ]
Paur, Hanns-Rudolf [1 ]
Lehner, Markus [2 ]
Seifert, Helmut [1 ]
Waescher, Thomas [3 ]
Woletz, Klaus [1 ]
机构
[1] Forschungszentrum Karlsruhe, Inst Tech Chem, D-76021 Karlsruhe, Germany
[2] RVT Proc Equipment GmbH, D-96349 Steinwiesen, Germany
[3] Ingn Energie & Verfahrenstech, D-69231 Rauenberg, Germany
关键词
Collection efficiency; corona-discharge suppression; fine particles; space charge; wet electrostatic precipitator (WESP); SUBMICROMETER PARTICLES; SEPARATION; SCRUBBER; AEROSOL; DEVICES;
D O I
10.1109/TIA.2009.2031887
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
A novel wet electrostatic precipitator is designed for control of fine aerosol from humid effluent gases. It operates on the principle of unipolar particle charging in a dc corona discharge in a high-velocity (> 20 m/s) ionizing stage and aerosol precipitation in the low-velocity (< 3 m/s) collection stage under the field of the particle's own space charge. The high gas velocity in the ionizing section diminishes the corona suppression at high particle number concentrations of H(2)SO(4) and HCl aerosol.
引用
收藏
页码:2170 / 2177
页数:8
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