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Axial Cyclone HMI
Multi-tube Bundle · Dirgo-Leith Model
PORT 8088
—
Tube Geometry
Tube Diameter
mm
Vane Swirl Angle
?
α = 15–45°. Higher α → stronger swirl, lower d50, higher ΔP.
deg
Separation Length
mm
Operating Conditions
Axial Velocity (per tube)
m/s
Temperature
°C
Pressure
kPa abs
Friction Factor f_L
—
Particle / Feed
Particle Density
kg/m³
Material Presets
Quartz
Coal
Iron Ore
Cement
Bundle Configuration
Total Gas Flow
m³/h
N Tubes Override
?
Set to 0 for auto-calculated N from flow and velocity.
0=auto
▶ Calculate
Bundle Layout (top view — representative)
Grade Efficiency Curve η(d) — Lapple Model
ΔP vs Vane Angle (operating conditions)
d₅₀ vs Vane Angle
d₅₀ vs Tube Diameter
Key Performance Indicators
Cut Diameter d₅₀
—
µm
ΔP per Tube
—
kPa
K_vane
—
—
Effective Turns
—
N
Gas Density
—
kg/m³
Bundle: N Tubes
—
tubes
Bundle η
—
% at d₅₀
Vessel Ø est.
—
m
Grade Efficiency Table
d (µm)
η (%)
Run calculation first.
Validation Check
Ref:
Dirgo & Leith (1985); Lapple grade efficiency; Sutherland viscosity; Ideal gas density.
Validation case: D=50mm, α=30°, L=300mm, air 20°C, quartz → d₅₀ ≈ 3–6 µm.
Ready
d₅₀: —
ΔP: —
N: —