Energy-Saving Induced Draft Fan Upgrade Solution for Coal-Fired Boiler Systems
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Energy-Saving Induced Draft Fan Upgrade Solution for Coal-Fired Boiler Systems
Are you facing high energy consumption, severe fan wear, or unstable airflow in your boiler system?
Our induced draft fan upgrade solution helps industrial boiler users significantly reduce operating costs, improve combustion efficiency, and extend equipment service life.
Common Problems
|
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 |
| Coal-Fired Boiler System Supporting Ventilator Induced Draft Fan | |||
| Performance | Pressure range | 1638----10707 | Pa |
| Air flow range | 9890----709000 | m3/h | |
| Impeller diameter | 710---1600 | mm | |
| Speed | 480--1450 | rpm | |
| Material | 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 | Dustiness<80 g/m3 | incombustible |
| Motor | Siemens, ABB, WN, SIMO, LA | IP 54,55,56 | 3 phase |
| Optional components |
System base frame, Protective screening, Silencer, Inlet & Outlet pipeline compensator, Inlet & Outlet flange, Damper, Electric actuator, Shock isolator, Diaphragm coupling, Fluid coupling, Motor rain cover, Temperature sensor, Vibrating sensor, Soft starter, Inverter, Special Electrical Motor, System monitoring Instrument, Lube system, Overhead lube tank. |
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Advantages and Features
We provide a complete induced draft fan retrofit solution tailored to your boiler system and operating conditions.
✔ What We Offer:
- System performance evaluation
- Fan selection and aerodynamic redesign
- Wear-resistant material upgrade
- Energy efficiency optimization
- Installation and commissioning support
Our engineering team ensures that each solution is optimized for maximum performance and minimum operating cost.
Why choose SIMO BLOWER
- 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
Customer Case

FAQ
1. What parameters need to be provided when you design the industrial centrifugal fans?
Answers: Air flow, total pressure or static pressure, inlet temperature, local voltage and frequency, Altitude etc.
If there is flammable and explosive gas, or big dust loading in the medium, please also inform the designer.
2. How about your company’s pre-sales service and after-sales service?
Answers: Before our cooperation, we have the professional technical team to help you make the technical solution according to your working condition, to make sure the centrifugal fan efficiency operation.
After sales service, we will offer 12 months’ repairing service, and provide lifelong follow-up services. Besides, our engineers are available for going abroad to offer the repairing service.
3. Does your company have qualifications?
Answers: SIMO Blower has obtained ISO 9001-2008, CE, BV certifications and so on.

