Some handy tips for choosing an industrial vacuum cleaner.
Release time:2021-01-12
Among various dust removal devices, the chemical plant baghouse Dust collector It boasts excellent dust removal performance and can handle air volumes ranging from hundreds to millions of cubic meters per hour. Moreover, its maintenance and management are relatively simple and straightforward, making it suitable for a wide variety of chemical plants. Baghouse dust collector It has been widely adopted. However, whether in the design or operational management of baghouse dust collectors, there is a significant gap between practical experience and theoretical knowledge.
Main performance indicators of dust collectors
The pulsed airflow is directly blown into the inside of the filter cartridge without passing through a Venturi. This will cause the filter cartridge to be close to... Pulse valve One end (the upper end) of the filter cartridge is subjected to negative pressure, while the other end (the lower end) is subjected to positive pressure. This creates an uneven cleaning effect between the upper and lower sections of the filter cartridge, potentially shortening its service life and preventing the equipment from achieving effective dust removal.
To this end, a Venturi nozzle for filter cartridges can be installed at the outlet of the pulse valve or on the pulse blowing pipe. Nozzle Improve the distribution of blow-pressure to achieve a more uniform positive-pressure blow across the entire filter cartridge height.
Dust accumulation in the pleat seams of filter cartridges will make dust removal more difficult. Therefore, filter cartridges with large pleat areas (each cartridge having a filtration area of 20 to 22 m²) are generally suitable only for applications with lower inlet concentrations.
Cyclone dust collector The air distribution box of the pulse-jet blowing device shall comply with the provisions of JB/T 10191-2000. The clean airflow shall be free of water, oil, and dust. Under the specified conditions, the pulse valve, including its nozzle and connections, shall exhibit no air leakage and shall operate smoothly, reliably opening and closing as intended.
Pulse controller The operation should be accurate and reliable, and both the blowing time and interval can be adjusted within a certain range. When the induced blowing device is installed in conjunction with the blowing pipe, the nozzle of the induced blowing device must be coaxial with the spray holes on the blowing pipe and maintain vertical alignment consistent with the blowing pipe, with a deviation of less than 2 mm.
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