A rapid sand filter is washed once every 24 hours. Determine the time of washing X if the quantity of wash water is limited to 3% of the daily quantity of water filtered. Below are the operating criteria: Flow Rate of filtration Time of washing Rate of washing = = 36 MLD 7.5 m³/m².hour X minutes per 24 hours 15 mm/s
A rapid sand filter is washed once every 24 hours. Determine the time of washing X if the quantity of wash water is limited to 3% of the daily quantity of water filtered. Below are the operating criteria: Flow Rate of filtration Time of washing Rate of washing = = 36 MLD 7.5 m³/m².hour X minutes per 24 hours 15 mm/s
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:**Tutorial Filtration**
A rapid sand filter is washed once every 24 hours. Determine the time of washing X if the quantity of wash water is limited to 3% of the daily quantity of water filtered.
Below are the operating criteria:
- **Flow:** 36 MLD
- **Rate of Filtration:** 7.5 m³/m².hour
- **Time of Washing:** X minutes per 24 hours
- **Rate of Washing:** 15 mm/s
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