Nūhou

I loko o nā ʻākoakoa valve he nui, ʻaʻole nui ka nānā ʻana o ke kumu. ʻO ka hapa nui o nā kūkākūkā e pili ana i ke kino valve a i ʻole ka hoʻolālā sila. Eia naʻe, i ka hana maoli, ʻo ke kumu ka ʻāpana e neʻe ana i kēlā me kēia manawa e hana ai ka valve. ʻO ka torque mai kahi lima ...

✔I ka hana ʻana i nā kiwikā kila kila, he mea nui mau ke koho ʻana i nā mea. Pono nā kiwikā ʻoihana he nui i hoʻohana ʻia i nā hale hana kemika, nā paipu kai, a i ʻole nā ​​ʻōnaehana hana i ke kūpaʻa maikaʻi i ka pala. Ma muli o kēia, ʻo ke kino kiwikā CF8M i...

I nā makahiki ʻelua i hala iho nei, ua hoʻomaka ka nui o nā mea kūʻai aku e hoʻohana i nā kiwikā pepeke ʻekolu eccentric ma kahi o nā kiwikā pepeke kuʻuna a i ʻole kekahi mau kiwikā puka a me nā kiwikā poepoe i ka ʻaila a me ke kinoea, LNG, nā kikowaena mana ikehu a me nā papahana pipeline moana. ʻO ka...

Ma kekahi mau papahana ma waho a mākou i komo ai i nā makahiki ʻelua i hala iho nei, ua ʻike mākou i kahi loli maopopo loa: i ka wā koho o nā ʻāpana valve, ua hōʻike nā mea kūʻai aku i kahi hoʻonui nui ʻana i ka nānā ʻana i nā ʻano hana. Ma mua...

I ka loaʻa ʻana o nā nīnau a i ʻole nā ​​kiʻi e pili ana i nā valves i ka hana o kēlā me kēia lā, ʻo ka pane mua a ka hapa nui o ka poʻe e nānā i ka helu kaomi, ke anawaena a me ke kūlana. Eia nō naʻe, i ka wā e pili ana i ka hana maoli, ʻo ka hapa nui o nā pilikia e kū mai ana mai ke komo ʻana o ka valve...

I kēia pule, ua hoʻohana mākou i kekahi manawa e loiloi ana i kekahi mau ʻākoakoa valve kahi i kuhikuhi ʻia ai kahi Stainless Bonnet e ka mea kūʻai aku. ʻO ka nīnau maʻamau e kū mai ana i ka wā o ka loiloi kaha kiʻi, ʻaʻole ma ke kahua ʻōlelo. Ua ʻike mua ka nui o nā mea kūʻai aku i ke kino a lākou e makemake ai...

ʻIkepili o ke Kumu Valve I ka hana ʻana o ke valve a me nā kūlana lawelawe maoli, ʻaʻole pinepine ka Valve Stem i ka ʻāpana e loaʻa ka nānā nui ʻia i ka wā mua. Eia nō naʻe, i ka wā e ʻike ʻia ai nā pilikia e like me ka torque hana kiʻekiʻe, ka neʻe paʻa ʻole, a i ʻole ka leakage packing mua ...

Ke nīnau mai ka poʻe iā mākou e pili ana i nā kiwikā ʻoihana, hoʻomaka pinepine ke kūkākūkā me nā helu a me nā kikoʻī. Papa kaomi, ʻano sila, ola hoʻolālā. He mea nui kēlā mau mea a pau, ʻoiaʻiʻo. Akā mai ko mākou ʻaoʻao, ʻaʻole pinepine kēlā mau helu e haʻi i ka moʻolelo piha. ʻO kā mākou ...

I ka hana ʻana i nā ʻāpana valve, ke hoʻohana mau ʻia nei ka hoʻolei ʻana a me ka forging. ʻO ka mea i ʻoi aku ka maikaʻi e pili pinepine ʻia i ka noi, ʻaʻole ma ke kumumanaʻo. No nā valves kaomi haʻahaʻa a waena paha, ua ʻae pinepine ʻia nā ʻāpana i hoʻolei ʻia. Akā i kekahi mau papahana...