HYGIENIC AND ASEPTIC PIG CLEANING STATION

摘要

A clean-in-place launching station with cleaning chamber (2) for cleaning a pipeline pig (16) is disclosed. The cleaning chamber (2) is equipped and configured to enable the pig to be completely surrounded by turbulently flowing cleaning fluid during the cleaning process. A plunger (3) capable of axially moving the pig (16) is completely encased within the cleaning chamber. The plunger (3) has at least one internal fluid channel (10) which connects the space in front of the front end (6) of the plunger facing the pig (16) with the space behind the back end (8) of the plunger.

主权项

1. A launching station for a pipeline pig comprising a cleaning chamber, a plunger, and at least one lateral inlet and at least one lateral outlet for cleaning fluid, wherein
the cleaning chamber has a main portion which is substantially cylindrical, has a length sufficient to accommodate the plunger and at least a portion of the pig, and has a cross-sectional diameter which is up to √2 times larger than the largest cross-sectional diameter of a the pig such as to allow the pig to be completely surrounded by fluid; and wherein the plunger is axially movable within the main portion of the cleaning chamber, has a front end facing the pig and a back end on the opposite side of the front end, and has at least one internal fluid channel which connects the space in front of the front end with the space behind the back end.