| 摘要 |
<p>The valve has a spray nozzle device formed as a disc-shaped multi-fan beam nozzle (23) with a number of multi-layered injection openings (25). The multi-fan beam nozzle upstream an inflow channel (40), and the multi-layered injection opening acts in a direction of flow with an entrance zone (41) and exit zone (42), where the entrance zone serves as a stream opening. The entrance zone and exit zone proceeds under an angle to the inflow channel, where the base of the entrance zone is larger than the base area of the exit zone.</p> |
