The maximum wastewater discharge for grease separator design can be determined in three ways. The largest wastewater discharge determined is taken into account for the design.
Symbol or abbreviation: | Qs |
Usual unit: | l/s |
Table 1. Determination method for maximum wastewater discharge| Formula | Explanation |
|---|
| - | The maximum wastewater discharge is measured. |
 | - Qs: maximum wastewater discharge in l/s
- m: Serial number of the fixture according to DIN EN 1825-2 Table A.1 or according to DIN EN 1825-2 Table A.2
- n: Number of fixtures and fittings
- qi: Maximum wastewater discharge of the fixture in l/s in accordance with DIN EN 1825-2 Table A.1 and DIN EN 1825-2 Table A.2
- Z i: Simultaneity factor in accordance with DIN EN 1825-2 Table A.1 and DIN EN 1825-2 Table A.2
|
 | - Qs: Maximum wastewater discharge in l/s
- V: Average daily wastewater volume according to DIN EN 1825-2 Table A.3
- F: unitless impact load factor depending on the operating mode
- t: average daily operating time in hours
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