Mine explosion-proof induced draft fan

Mine explosion-proof induced draft fan
Product Overview
The Mine explosion-proof induced draft fan is designed for main ventilation and exhaust applications in coal mines and underground mining operations.
The fan uses an axial-flow impeller to move large volumes of air through mine ventilation systems. It can be equipped with a flameproof motor and customized according to required airflow, pressure, mine ventilation resistance, shaft dimensions, power supply and operating environment.
FBCZ fans are suitable for continuous-duty main ventilation systems, including mine return-air systems, main ventilation stations and underground mine exhaust applications.
Working Principle
The FBCZ fan operates on the axial-flow principle, with air moving through the fan along the axial direction.
Typical exhaust ventilation process:
Underground Mine → Return Airway → FBCZ Main Fan → Exhaust Outlet → Atmosphere
The rotating impeller generates axial airflow and draws return air from underground workings through the mine ventilation network.
The required fan duty point should be determined according to the mine ventilation resistance and required airflow.
Main Applications
The FBCZ Series can be used for:
Coal Mine Main Ventilation
Underground Mine Ventilation
Mine Exhaust Ventilation
Mine Return-Air Systems
Main Return Shafts
Mine Ventilation Stations
Deep Mine Ventilation
Underground Metal Mines
Non-Coal Underground Mines
Centralized Mine Ventilation Systems
Exhaust-Type Mine Ventilation
Long-Distance Mine Ventilation
Typical Technical Parameters
Parameter Typical Range / Configuration
Product Type Flameproof Exhaust Axial Main Ventilation Fan
Series FBCZ
Fan Type Axial Flow
Airflow 20,000–300,000 m³/h
Air Pressure 500–5,000 Pa
Fan Diameter 800–3,000 mm
Motor Power 15–500 kW
Speed 500–1,500 rpm
Drive Direct Drive
Motor Flameproof Motor
Impeller Axial Flow Impeller
Casing Carbon Steel / Customized
Blade Material Steel / Aluminum Alloy / Customized
Installation Horizontal / Customized
Duty Continuous Operation
Ventilation Mode Exhaust / Main Ventilation
Application Coal Mines / Underground Mines
The above values are typical engineering reference ranges and are not fixed specifications for every FBCZ model. Final airflow, pressure, fan diameter, motor power and speed should be selected according to the actual mine ventilation system and operating conditions.