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Electric dust collector with ultra- low concentration discharge

An electrostatic precipitator, ultra-low concentration technology, applied in the field of electrostatic precipitator, can solve the problem of inability to collect micron-sized aerosol smoke particles, etc., achieve the effect of wide application range of dust removal, large processing air volume, and promotion of environmental protection level

Inactive Publication Date: 2010-12-22
SHENYANG LONGDA ENVIRONMENTAL PROTECTION
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] In order to overcome the deficiency that the performance of the existing electrostatic precipitator cannot collect micron-sized aerosol smoke particles, the electrostatic precipitator is transformed to control the dust emission concentration below 1mg / Nm3, so as to completely improve the air quality and make it beneficial to mankind

Method used

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  • Electric dust collector with ultra- low concentration discharge
  • Electric dust collector with ultra- low concentration discharge
  • Electric dust collector with ultra- low concentration discharge

Examples

Experimental program
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Effect test

Embodiment Construction

[0043] exist figure 1 Among them, the negative end of the output voltage of the DC power supply is electrically connected to the corona discharge wire (1), and the positive end of the output voltage is electrically connected to the transparent dust collection plate (2) and grounded.

[0044] exist figure 2 In the embodiment of an electrostatic precipitator with ultra-low concentration emissions shown in , the air inlet box (5) and the exhaust box (6) are respectively installed at the two ends of the dust removal box, and the air inlet box (5) is installed There is an airflow distribution plate (4), which is divided into a primary dust collection electric field and a secondary dust collection electric field in the dust removal box. Near the air inlet box (5) is the first-level dust collection electric field. In the first-level dust collection electric field, the transparent dust collection plate (2) with the ventilation hole (11) is matched with the corona discharge wire (1) ...

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PUM

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Abstract

The invention discloses a hyperlow density discharge electric dedusting device of industrial smoke, which comprises the following parts: box body, intake box and ventilating box at two ends of box, ash bucket at lower part of the box, permeability dust collection block and corona discharge wire in the box body, absorbent electric field with multiple transverse dust collection grids in perpendicular to flow moving direction with equal distance and paralleling alternatively, deashing beating device on the corona discharge wire and dust collection board separately, wherein the dust collection board has multiple ventilation holes; one or more block grid net is set in each block grid of absorbent electric field with damper to seal air-out end at air-out position. The invention eliminates sub-micron graded smoke particle effectively to avoid secondary dust to reduce bulk and cost.

Description

[0001] Field [0002] The invention relates to an electrostatic precipitator for removing industrial dust particles, especially an ultra-low dust removal device that can remove the micron-sized dust that cannot be removed by the original electric dust collector, so that the dust emission concentration can be controlled below 1mg / Nm3 Concentrated discharge electrostatic precipitator. Background technique [0003] At present, the known electrostatic precipitator is installed with an air inlet box and an exhaust box at both ends of the dust removal box, and an ash hopper is installed at the bottom of the dust removal box, and a corona discharge line and a collector are installed in the dust removal box. The multiple settling channels composed of dust plates are applied to the corona discharge electrode line to apply DC negative high-voltage electricity to make it release negative electrons, which are used to charge the soot particles in the dust-laden airflow. On the dust collect...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B03C3/09B03C3/76B03C3/47
Inventor 袁野
Owner SHENYANG LONGDA ENVIRONMENTAL PROTECTION
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