Research Article
Numerical Simulation and Experimental Research on Coal Ash Collecting and Grading System
Table 1
Gravity, buoyancy, and pressure gradient force of various diameter coal ash particles.
| | Forces (N) | Symbol | 10 m | 50 m | 250 m |
| | Gravity | | 1.28 × 10−11 | 1.6 × 10−9 | 7.2 × 10−6 | | Buoyancy | | 6.15 × 10−15 | 7.7 × 10−13 | 3.4 × 10−10 | | Pressure gradient force | | 6.5 × 10−15 | 8.0 × 10−13 | 1.0 × 10−10 |
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