Kunyumba> mndandanda
Vavu yagulugufe yowongolera kutuluka kwa madzi ndi chinthu chomwe chimagwiritsidwa ntchito kwambiri m'mafakitale ambiri. Awa ndi ma valve oyendetsa ndege oyendetsa ndege ndipo ndi valavu yoyenera ngati pakufunika kusungitsa pafupifupi zero system back pressure. M'nkhaniyi, tiwona ndendende zomwe a Kutentha Kwambiri kwa Gulugufe Valve ndi momwe zimagwirira ntchito, pamodzi ndi zifukwa za kutchuka kwake ngati njira yoyendetsera madzimadzi.
Valavu ya butterfly ya pneumatic ndi valavu yopangidwa ndi kuthamanga kwa mpweya. Ndi disk yomwe imazungulira pafupi ndi axis kutsegula kapena kutseka valve. Ngati valavu yatsekedwa, diskiyo ili pa ngodya yoyenera kupita kumayendedwe amadzimadzi ndipo palibe madzi omwe angadutse. Vavu ikatsegulidwa, diski imakhala yofanana ndi njira yolowera ndipo madzi amadutsa.
Mavavu agulugufewa a pneumatic amagwiritsidwa ntchito m'mafakitale azakudya ndi zakumwa, mankhwala, ndi mankhwala monga kuwongolera madzi, kutuluka kwa gasi. Zitha kukhala zothandiza kwambiri pazogwiritsa ntchito zomwe zimafunikira kuti kayendetsedwe kake kayendetsedwe mwachangu komanso molondola. Mphamvu ya mpweya ikagwiritsidwa ntchito pa actuator imatembenuza diski, kutsegula kapena kutseka valve clamp. Izi zimagwiritsidwa ntchito poyang'anira bwino kayendedwe ka madzimadzi ndipo motero zimathandiza kuti ndondomekoyi ikhale yabwino, yotetezeka.

Kugwiritsa ntchito valavu ya butterfly ya pneumatic pakuwongolera madzimadzi kumapereka maubwino angapo. Kumasuka kwa ntchito ya valve ndi phindu lina. Valavu ikhoza kutsegulidwa ndi kutsekedwa mofulumira ndi kuthamanga kwa mpweya kuti athe kuwongolera mofulumira kwa kuyenda. Komanso, Cryogenic Butterfly Valve ndizokhazikika komanso zokhalitsa zomwe zimawapangitsa kukhala okwera mtengo pantchito zamafakitale. Amakhalanso osinthasintha kwambiri ndipo amatha kugwiritsidwa ntchito pa kutentha kulikonse ndi kupanikizika kotero kuti ndizoyenera kuzigwiritsa ntchito podutsa ntchito zambiri.

Ma rack-and-pinions actuators ndi ma piston actuators ndi mitundu ina ya pneumatic actuator yomwe imagwiritsidwa ntchito kugwiritsa ntchito ma valve agulugufe. Ma rack ndi pinion actuators ali ndi pinion yomwe imasintha kayendedwe ka pisitoni kuti ikhale yozungulira kuti ipangitse valavu. Oyendetsa pisitoni amagwiritsa ntchito pisitoni kuti atsegule valavu ndikutseka. Pa ntchito inayake, mtundu umodzi wa actuator ukhoza kukhala ndi maubwino kuposa mtundu winanso ndipo mitundu yonse iwiriyi ndi yodziwika bwino pokhudzana ndi mavuvu agulugufe wa pneumatic.

Ngati ma valve a butterfly akugwira ntchito moyenera ndiye kuti ayenera kusamalidwa bwino. Izi zikuphatikizapo kufunafuna kutulutsa, kudzoza mbali zosuntha ndikuwonetsetsa kuti palibe kuvala kwakunja. Valve ya Titaniyamu. Ngati valavu sikugwira ntchito bwino, mungafunike kufufuza ndi kukonza vuto. Mavuto omwe amakumana nawo ndi valavu yagulugufe ya pneumatic ndi kutha kwa mpweya, kusagwira bwino ntchito kwa actuator, ndi kutsekeka kwa valve. Mukakhala kuti mumasamalira ndikuvutitsa bwino zimatsimikizira moyo wautumiki ndi zotsatira zogwirira ntchito za vavu yagulugufe ya pneumatic.