ZDV

Task

Design and manufacturing special 2/2 and ¾ valve for laboratory equipment. Valve spool motion cannot excite pressure waves.

Solution

Wetted surface of spool body is constant during valve operation. Design process of valve involved 2 iteration steps because testing of first lot revealed leakage due to design and manufacturing error.

https://cad.onshape.com/documents/9a7b731e4c7ec7ce5341ec80/w/fc8a9fbb9aed3896ba455ef6/e/e9317da999eda1150b9ed606?renderMode=0&uiState=6436a62eeda58a5ffe19ad15

https://cad.onshape.com/documents/9a7b731e4c7ec7ce5341ec80/w/fc8a9fbb9aed3896ba455ef6/e/5a148870644b7ffcf5e93dbf?renderMode=0&uiState=6436a64beda58a5ffe19ad2f

https://cad.onshape.com/documents/9a7b731e4c7ec7ce5341ec80/w/fc8a9fbb9aed3896ba455ef6/e/d430a228260afa49117f6a40?renderMode=0&uiState=6436a756eda58a5ffe19ae35