Non-Coal Mine Ventilation Network Matching

FKZ / FKCDZ Series

Name: China FKZ / FKCDZ Series Non-Coal Mine Ventilation Fan Manufacturers Suppliers Factory - Qiyue Fan
Brand: Qiyue Fan
SKU: 303876883

Non-Coal Mine Ventilation Fan

FKZ / FKCDZ Series Non-Coal Mine Ventilation Fan is selected for metal mines, non-ferrous mines, gold mines, chemical mines, building material mines and underground engineering projects where airflow demand and roadway resistance must be checked together.

Instead of choosing only by fan appearance, this series should be matched according to mine ventilation calculation, fan station layout, required pressure margin, reverse airflow planning and future production changes.

Selection Direction

FKZ Series

Standard axial mine ventilation

FKCDZ Series

Counter-rotating pressure support

Core Check

Airflow + resistance + layout

Typical Role

Main fan station / ventilation system fan

Why This Page Is Different from a General Mine Fan Page

Many mine ventilation fans look similar from the outside, especially when the product image shows a cylindrical casing, axial impeller and motor arrangement. For non-coal mine projects, the real difference is not the shell shape, but whether the fan can match the mine ventilation network.

In metal and non-coal mine applications, the buyer usually needs to confirm total airflow, resistance distribution, return air route, fan station space, emergency reverse airflow and long-term operation cost. FKZ / FKCDZ series is therefore better presented as a ventilation system selection product, not only as a single fan model.

Practical selection logic: if the project needs ordinary axial ventilation with a moderate pressure range, FKZ is usually checked first. If the mine network requires higher pressure, larger air volume or stronger resistance adaptability, FKCDZ should be considered.

Selection Path for Non-Coal Mine Projects

STEP 01

Confirm Mine Type

Metal mine, gold mine, chemical mine, building material mine or other non-coal underground project.

STEP 02

Check Air Volume

Required airflow should come from ventilation calculation, not only from an estimated duct size.

STEP 03

Match Resistance

Roadway resistance, branch loss and station arrangement decide whether pressure margin is enough.

STEP 04

Select Structure

FKZ for standard axial ventilation; FKCDZ for counter-rotating performance and higher pressure demand.

FKZ or FKCDZ: Which Series Should Be Checked First?

FKZ SERIES

For Standard Non-Coal Mine Axial Ventilation

FKZ series is usually reviewed when the mine ventilation network needs a direct axial flow solution with clear airflow demand and moderate pressure requirement.

Reference range: Airflow 2.0–164.2 m³/s, total pressure 38–2409 Pa, motor power 1.1–250 kW.

FKCDZ SERIES

For Higher Pressure and Complex Mine Networks

FKCDZ series is normally considered when a counter-rotating structure is needed to improve pressure capability and match larger or more complex underground ventilation systems.

Selection focus: higher resistance, main fan station, reverse airflow planning and long-term stable operation.

Ventilation Network Factors That Affect Model Choice

Factor

Why It Matters

Information to Provide

Airflow Demand

Decides the basic fan size and operating point.

Required m³/s or m³/h for each ventilation stage.

Total Pressure

Prevents under-selection when roadway resistance is high.

Calculated pressure or resistance curve.

Fan Station Layout

Affects foundation, connection, maintenance and airflow direction.

Surface or underground layout, inlet/outlet direction, space limits.

Reverse Airflow

Important for emergency ventilation planning.

Whether reverse airflow is required and expected reverse condition.

Power Supply

Determines motor configuration and electrical matching.

Voltage, frequency, control method and motor protection requirements.

Reference Model Range

The following data is for preliminary comparison only. Final fan selection should be based on ventilation calculation and confirmed operating conditions.

Series

No.

Speed

Airflow

Pressure

Power

Selection Note

FKZ

1450 r/min

4.4–9.5 m³/s

108–497 Pa

5.5 kW

Small airflow section

FKZ

1450 r/min

14.7–32.1 m³/s

242–1118 Pa

37 kW

Medium mine ventilation

FKZ

1450 r/min

23.4–50.9 m³/s

329–1521 Pa

90 kW

Larger air volume

FKCDZ

980 r/min

18.2–43.6 m³/s

382–1690 Pa

2×37 kW

Counter-rotating entry range

FKCDZ

980 r/min

37.0–88.6 m³/s

614–2711 Pa

2×132 kW

Main fan station

FKCDZ

980 r/min

50.0–119.7 m³/s

750–3312 Pa

2×200 kW

High resistance network

Note: The listed models are reference examples. More operating points are available according to calculated airflow, total pressure and mine ventilation design.