| 摘要 |
Spray arrangement and method for operating a spray arrangement The invention relates to a spray arrangement having at least one return flow nozzle for injecting liquid into a process environment, having a storage tank for the liquid to be injected, at least one return flow nozzle, at least one feed line from the storage tank to the at least one return flow nozzle, at least one pump in the feed line, at least one return line from the return flow nozzle to the storage tank and at least one regulating valve for regulating a liquid quantity injected by the at least one return flow nozzle, wherein at least one further nozzle is provided, which is connected to the feed line by means of a controllable valve for enabling and shutting off a liquid feed. |
