Table 1 Parameter setting.

From: Influence of mixed ventilation on particulate-gas diffusion and distribution of diesel engine exhaust in fully mechanized excavation face

Name

Type

Parameter settings

Inlet

Velocit inlet

13.3 m s−1

Outlet

Pressure outlet

–

DPM

Distribution mode

Rosin–Rammler

Mass flow rate (kg s−1)

1.3 × 10−6

Min Diameter (m)

1 × 10−8

Max Diameter (m)

1 × 10−6

Mean Diameter (m)

7.87 × 10−8

CO source parameters

Species mass fraction (%)

0.001

Density (kg m−3)

1.25

NOx source parameters

Species mass fraction (%)

0.0008

Density (kg m−3)

1.34

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