Mathematical Problems in Engineering / 2019 / Article / Tab 4

Research Article

Distribution Law and Prediction Model of Dust Concentration under Airflow Adjustment in Fully Mechanized Heading Face

Table 4

Dust concentration comparison of measured data and simulated data.

Distance (m)57.51012.51517.52022.52530

Measured data (mg/m3)249230246225327258271272304232
Simulated data (mg/m3)238218233208314244257254285217
Error rate (%)

Note: “—” means that the air velocity is too small to be tested.

We are committed to sharing findings related to COVID-19 as quickly and safely as possible. Any author submitting a COVID-19 paper should notify us at to ensure their research is fast-tracked and made available on a preprint server as soon as possible. We will be providing unlimited waivers of publication charges for accepted articles related to COVID-19. Sign up here as a reviewer to help fast-track new submissions.