High Heat Bag Filtration Housings
Bag filter housing is still one of the most effective ways to filter dust and particles from gas flow caused when the industrial process vent their exhaust. This technology, as all technology is good, simple and effective, still relies on fabric bags to do most of the filtering work. Because the main components that can be changed from the filter (bag) are relatively inexpensive, the entire filtration system can be very economical to run: the ideal solution for hot gas filtering at the age of recession.
Filters for bags come in various different types and shapes - the only general element in all of them becomes a bag. The method of gas is directed through the filter, and the way all filtering units are operated to ensure continuous cleaning even when parts of the interior filter are dirty, changes from application to application. Indeed, the filter bag can even contain bag material without really containing bags: so gas is filtered through the same type of woven as the bag to be made, although not really collected in sacks.
Simple bag filters allow gas to pass them with a series of hanging bags. The bags chok on dust particles from gas naturally - gas particles can pass through the gap between fabric fibers, but dust particles cannot. The efficacy of the filter really increases (up to the point) because more dust is trapped - the dust launched gently opposes the bag cloth, which creates an electrostatic charge. The cost attracts more dust to the filter and speeds up the filtration process.
Pretty natural, bag filters that work like this reach the peak of efficiency (where the electrostatic charge is strong enough to attract many dust particles, but the bag material is actually not clogged with dust). Once there is a concentration of dust in the bag that the gas itself can no longer pass through the fibrous gap, this must be cleaned.
In a more sophisticated screening system, the filter compartment alternating is used. That means that for one filtering cycle, there will be at least one "area" of the bag filter that is not used. The separation area that is being cleaned will (usually by blowing it up with compressed air) ready for further use: At that time the different part of the filter housing will be "turned off" from normal activities. Cleaned dust is collected for the right waste disposal.
The advantage of using a more sophisticated self-cleaning system is clear. In the application of high use, where the hot gas flow continues to rub free dust using the bag filtration method, whatever system requires clear cleaning manuals is not practical. Most automatic filter bags can do their work efficiently and well for several cycles before their bags need to change - filters that require manual cleaning need to be stopped and cleaned regularly.
Filtering is still one of the most effective ways to eliminate hot gas flow and particles. Using automatic filtering saves time and, in the long run, a lot of money.
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