Computer · Environmental Engineering
In a sewage treatment system, a grit chamber of dimensions 10 m × 1.5 m × 0.75 m liquid depth has a flow of 750 m3/h. The surface loading rate and detention time of the grit chamber are respectively:
- 150,000 l/h/m2; 0.9 min✓
- 250 m3/h/m2; 1.8 min
- 35000 l/h/m2; 9 min
- 45 m3/h/m2; 0.9 min
Correct answer
50,000 l/h/m2; 0.9 min
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