Overview

Pulse Jet Dust Collector

A pulse jet dust collector is a high-efficiency gas-solid separation device widely used for industrial dust control and material recovery. It uses filter bags or cartridges to capture dust particles, while compressed air pulses are periodically released to clean the filter surface automatically. This self-cleaning mechanism ensures stable airflow, low pressure drop, and continuous operation with minimal maintenance.

>99.5%

Filtration Efficiency

2000m³/h

Max. Air flow

<1mg/m³

Emission

Pulse Jet Dust Collector

Principle

Separate Dust Particles From a Gas Stream.

Pulse jet dust collector diagram

Schematic diagram of pulse jet dust collector

01

Dust-laden Air Intake

The dusty air enters the dust collector through the inlet. Large dust particles fall into the hopper due to gravity, while fine particles move toward the filter bags or cartridges.

02

Dust Filtration

As the air passes through the filter bags or cartridges, dust particles are trapped on the outer surface of the filter media. Clean air passes through the filter and flows to the clean air chamber.

03

Pulse Cleaning

When dust builds up on the filter surface and the pressure drop reaches a preset level, compressed air is released through pulse valves. The high-pressure air pulse causes the filter bags or cartridges to expand rapidly, shaking off the dust.

04

Dust Discharge

The cleaned air is discharged through the outlet. The removed dust falls into the hopper and is collected or discharged through a rotary valve or screw conveyor. The system continues operating automatically and continuously.

Features

Automatic Pulse Cleaning

Uses compressed air pulses to clean filter bags or cartridges automatically, reducing manual maintenance.

Compact Structure

Designed with a compact layout, saving installation space and making it suitable for different industrial sites.

Easy Maintenance

Filter bags, cartridges, valves, and other components are easy to inspect and replace.

Specification

Performance Data
Filtration Efficiency > 99.5%
Outlet Emission < 1 mg/m³
Air Volume Range 200 - 2,000 m³/h
Filter Area Up to 20m²
Inlet Dust Concentration ≤ 1,000 g/m³
Pulse Pressure 0.4 - 0.6 MPa
Cleaning Method Pulse Jet
Filter Media PPS / PTFE / Anti-static
Construction & Compliance
Body Material SS304 / SS316L / Carbon Steel
Surface Finish Ra ≤ 0.8 μm
Certifications CE / GMP / FDA
Explosion Protection ATEX Zone 21/22 (optional)
Control System PLC / Hybrid control
Discharge Valve Rotary airlock / Screw conveyor
Inspection Access Top / Side access doors
Custom Configurations Available on request

FAQ

Answers to the most common technical and commercial questions from procurement managers and process engineers evaluating pulse jet dust collectors.

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What are the common types of filter elements?

The filter elements used in a pulse jet dust collector mainly include:

  • Fabric filter bag – Low cost, and widely applicable
  • Cartridge filters – Compact design with large filtration area
  • Metal filters – High-temperature resistance and washable, used in special applications
How is pulse jet cleaning controlled?

Pulse jet cleaning is typically controlled by the following methods:

  • Time-based control – pulsing at fixed time intervals
  • Differential pressure control – cleaning is triggered based on the pressure drop
  • PLC control – integrated control based on pressure, timing, and system conditions
What is the typical operating pressure of the system?
The compressed air pressure is usually in the range of 0.4-0.6 MPa, depending on the system design and the type of filter.
What does maintenance of a pulse jet dust collector include?

Main maintenance includes:

  • Monitoring differential pressure
  • Inspecting pulse valves and solenoid valves.
  • Checking filter elements for damage or blockage.