Canfor Pulp - prince george mill - recovery boiler

challenge:

Existing recover ESP is old and undersized for new emission standards.

Southern Environmental's Solution:

Southern Environmental, Inc.  provided a new state-of-the-art Recovery ESP with POWER PLUS transformer technology, using SEI-ELEX electrodes.  The ESP is designed with a dry bottom conveyor system and heated shell.  The SEI design utilizing the high frequency transformers is cutting edge application for recovery boiler ESPs.  SEI has been on the forefront utilizing this technology in other applications since 2002.

Project Duration: 

• P.O. Received 6/4/10

• Materials delivered to site by 2/28/11

• Start-up 10/1/11

   

Detailed Engineering in the following disciplines:

• Structural

• Mechanical

• Electrical

• 1/12 Physical Scale Model Study

   

Fabrication and Construction Services:

• ESP Fabrication

• Field Technical Support

Scope of Work:

SEI provided detailed engineering, material supply, fabrication, construction management and 1/12 physical model study, inlet flange to outlet flange, conveyor systems, slide plates to weather enclosure.  The ESP is a two chamber, five mechanical field (in direction of gas flow) recovery precipitator.

SEI provided a climate controlled building at the cold roof level that contains rapper controllers, PLCs, MCC equipment, PCAMS communication and drag scraper controls.

guaranteed Outlet Emissions:

• 0.021 grains/dscf