Lokacin da tanderun fashewar zafi ke aiki, allon yumbu na rufin tanderun yana shafar canjin zafin jiki mai kaifi yayin aiwatar da canjin zafi, da gurɓacewar sinadari da iskar gas ɗin fashewar tanderu ta kawo, nauyin injina, da kuma zazzagewar iskar gas. Babban dalilan da ke haifar da lalacewar rufin murhu mai zafi sune:
(3) Nauyin injina. Murhu mai zafi yana da babban tsari tare da tsayin 35-50m. Matsakaicin matsakaicin nauyin da aka ɗauka ta ƙasan bulo ɗin da aka duba na ɗakin gyarawa shine 0.8MPa, kuma matsakaicin nauyin da ƙananan ɓangaren ɗakin konewa ya ɗauka yana da girma. Ƙarƙashin aikin nauyin inji da zafin jiki mai girma, jikin bangon bangon bangon wuta yana raguwa da raguwa, wanda ke rinjayar rayuwar sabis na tanderun iska mai zafi.
(4) Matsi. Tanderun fashewa mai zafi yana gudanar da konewa da samar da iska lokaci-lokaci. Yana cikin yanayin rashin ƙarfi a lokacin konewa da yanayin matsa lamba yayin samar da iska. Don tsarin babban bango na gargajiya da tsarin vault, akwai babban sarari tsakanin vault da harsashi na tanderun, kuma ma'aunin filler da aka saita tsakanin babban bango da harsashi na tanderun shima ya bar wani wuri bayan raguwa da haɓakar yanayi a ƙarƙashin babban zafin jiki na dogon lokaci. Saboda kasancewar waɗannan wurare, a ƙarƙashin matsin iskar iskar gas mai ƙarfi, jikin tanderun yana ɗaukar babban motsi na waje, wanda ke da sauƙin haifar da karkatar da masonry, fashewa da sassautawa. Sa'an nan sararin samaniya a waje da ginin ginin lokaci-lokaci yana cika da damuwa ta hanyar haɗin bulo, ta haka yana kara lalacewa ga ginin ginin. Hankali da sako-sako na masonry zai haifar da lalacewa da lalacewayumbu fiber allona rufin tanderu, don haka ya haifar da cikakkiyar lalacewa na rufin tanderun.
Lokacin aikawa: Nuwamba-28-2022
