Energy-Saving Induced Draft Fan for Coal-Fired Boiler Systems
coal-fired boiler ventilator fan
,induced draft fan for boilers
,boiler system draft fan
The induced draft fan is a key component of a coal-fired boiler system. Its operating performance directly affects flue gas flow, furnace pressure, auxiliary power consumption and overall boiler efficiency.
SIMO 5-10 induced draft fans are designed for industrial boiler flue gas handling and ID fan applications, with configurations available for high dust loading, wear and continuous operation.
For existing boiler systems, SIMO can also evaluate the current fan and operating conditions to determine whether a fan upgrade or system retrofit can improve efficiency and operating stability.
| Challenge | Impact |
|---|---|
| High energy consumption | Increased electricity costs and low efficiency |
| Severe wear from dust and ash | Short equipment lifespan and frequent replacement |
| Unstable airflow | Poor combustion efficiency and inconsistent output |
| Frequent maintenance and downtime | Production interruptions and higher maintenance costs |
| Parameter | Range | Unit |
|---|---|---|
| Pressure range | 1638 - 10707 | Pa |
| Air flow range | 9890 - 709000 | m³/h |
| Impeller diameter | 710 - 1600 | mm |
| Speed | 480 - 1450 | rpm |
| Component | Materials | Notes |
|---|---|---|
| Blower fan casing | Q235, Q345, stainless steel | Design as special |
| Blower fan shaft | 45# steel, Q304, SS304, SS316L | - |
| Blower fan impeller | Q304, 12Cr1Mov, 15Crmov, 15MnV | - |
| Medium | 10 - 120°C | Dustiness <80 g/m³, incombustible |
| Motor | ABB, WN, SIMO, LA | IP 54,55,56, 3 phase |
- System performance evaluation
- Fan selection and aerodynamic redesign
- Wear-resistant material upgrade
- Energy efficiency optimization
- Installation and commissioning support
- Over 70 years of industrial fan manufacturing experience
- Strong customization capabilities for complex applications
- Complete in-house testing (performance, vibration, durability)
- Proven solutions across multiple industries
- Fast technical response and professional support

