1 The tobacco outlet should be located in the cigarette storage warehouse composed of the tobacco prevention partition;
2 The exhaust port in the aisle should be set at more than 1/2 of its net air height. When it is set on the side wall, the interval between the nearest marginal and ceiling should not be greater than 0.5m;
3 The fire discharge valve or smoke exhaust port in the firing automatic alarm system is opened by the fire automatic alarm system, and a manual open device should be set at the scene;
4 The setting of the tobacco outlet should make the direction of smoke flow opposite to the discharge direction of the personnel. The horizontal interval between the neighboring border between the tobacco outlet and the nearby safe export should not be less than 1.5m;
5 The amount of smoking of each smoke outlet should not be greater than greater than greater promised smoke displacement;
6 The wind speed of 6 tobacco is not greater than 10m/s.
When the smoke discharge valve or the smoke exhaust port is located in the ceiling, and the smoke discharge through the upper space of the ceiling, the following rules should be matched:
1 The cervical speed of the cervical gas flowing on the flue gas current set on the closed ceiling should not be greater than 1.5m/s, and the ceiling should be used without burning data;
2 The opening rate of the ceiling of the non -closed ceiling should not be less than 25%of the net area of ??the ceiling, and it should be evenly arranged.
3 The smoke row system should be separated from the ventilation and air regulation system.When it is used, the requirements of the smoking system should be met.
The above is the requirements for the setting of the smoke discharge valve or the exhaust port. If you want to understand and learn more about the relevant knowledge, please pay more attention to us-