Ị hụtụla ọnọdụ a? Ihe ndị dị na igwe nke ihe ọkụ ọkụ ị zụtara na-amalite igosi ihe ịrịba ama nke corrosion n'elu mgbe oge ejiri ya. Nke a na-egosi kpọmkwem na àgwà nke ngwaahịa ọkụ ndị dị otú ahụ erughị ọkọlọtọ. Ọ bụrụ na ị na-achọ ịmata ihe kpatara nke a, taa, anyị ga-ekpughe na ihe niile metụtara "nnwale ịgba nnu"!
Kedu ihe bụ Nnwale ịgbasa nnu?
Nnwale ịgbasa nnu bụ nnwale gburugburu ebe a na-eji nyochaa nguzogide corrosion nke ngwaahịa ma ọ bụ ihe igwe. Ọ na-egosipụta gburugburu ebe ịgba nnu iji chọpụta ịdịte aka nke ihe ndị dị n'ọnọdụ dị otú ahụ ma nyochaa arụmọrụ ha na ogologo ndụ ha na gburugburu ebe ndị na-emebi emebi.
Nhazi nnwale:
1. Nnu na-anọpụ iche (NSS)
Nnwale ịgbasa nnu na-anọpụ iche bụ ụzọ nnwale corrosion nke izizi na-ejikarị eme ihe. N'ozuzu, ọ na-eji mmiri nnu sodium chloride 5% nwere uru pH emeziri ka ọ bụrụ ebe na-anọpụ iche (6.5-7.2) maka iji ịgba. A na-edobe okpomoku ule na 35ºC, na nha nha nnu nnu kwesịrị ịdị n'etiti 1-3 ml/80cm²·h, na-abụkarị 1-2 ml/80cm²·h.
2. Acetic Acid Salt Spray (AASS)
Nnwale ịgbasa nnu acetic acid mepụtara site na Nnwale Mgbasa Nnu Na-anọpụ iche. Ọ na-agụnye ịgbakwụnye glacial acetic acid na 5% sodium chloride solution, na-eweda pH na gburugburu 3, na-eme ka ngwọta ya dị acidic, na n'ihi ya na-agbanwe igwe nnu si na-anọpụ iche gaa na acidic. Ọnụego nrụrụ ya dị ihe dị ka okpukpu atọ ọsọ ọsọ karịa ule NSS.
3. Ọla kọpa Accelerated Acetic Acid Salt Spray (CASS)
Ọla kọpa Accelerated Acetic Acid Salt Spray Test bụ nnwale corrosion nnu nnu ewepụtara na nso nso a na mba ofesi. Okpomọkụ a na-anwale bụ 50 Celsius C, na-etinye ntakịrị nnu ọla kọpa (ọla kọpa chloride) na ngwọta nnu, nke na-eme ka corrosion dị ngwa ngwa. Ọnụego nrụrụ ya dị ihe dịka ugboro asatọ ngwa ngwa karịa ule NSS.
4. Nfesa nnu ọzọ (ASS)
Nnwale ịgbasa nnu ọzọ bụ nnwale ịgba nnu zuru oke nke na-ejikọta ịgba nnu na-anọpụ iche yana mkpughe iru mmiri mgbe niile. A na-eji ya eme ihe n'ụzọ bụ isi maka ngwaahịa igwe n'ụdị oghere, na-ebute corrosion nnu ọ bụghị naanị n'elu ngwaahịa kamakwa n'ime ya site na oke iru mmiri. Ngwaahịa na-enwe mgbanwe mgbanwe n'etiti foogu nnu na iru mmiri, na-enyocha mgbanwe na arụmọrụ eletriki na igwe nke ngwaahịa igwe niile.
A na-anwale ngwaahịa ọkụ Liper na-agbakwa nnu?
Azịza ya bụ Ee! A na-arụpụta ihe igwe egbugbere ọnụ maka oriọna na ọkụ dịka ụkpụrụ mba ụwa si dị. Dabere na ọkọlọtọ IEC60068-2-52, ha na-enweta nnwale corrosion agbatịkwuru gụnyere nnwale ịgba na-aga n'ihu maka awa 12 (maka ịgbanye ígwè). Mgbe ule ahụ gasịrị, ihe igwe anyị ga-egosi na ọ dịghị ihe ọ bụla nke oxidation ma ọ bụ nchara. Naanị mgbe ahụ ka enwere ike ịnwale ngwaahịa ọkụ Liper ma tozuo oke.
Anyị na-atụ anya na akụkọ a na-enyere ndị ahịa anyị aka ịghọta mkpa ọ dị ịnwale ịgba nnu. Mgbe ị na-ahọrọ ngwaahịa ọkụ, ọ dị oke mkpa ịhọrọ nhọrọ dị elu. Na Liper, ngwaahịa anyị na-enweta nnwale siri ike, gụnyere nnwale ịgba nnu, ule ndụ ogologo ndụ, nnwale mmiri anaghị egbochi mmiri, yana ijikọ nnwale sphere, wdg.
Nyocha ndị a nke ọma na-eme ka ndị ahịa Liper nweta ngwaahịa ọkụ dị elu, nke a pụrụ ịdabere na ya, si otú ahụ na-eme ka ndụ onye ahịa anyị dịkwuo mma na afọ ojuju zuru ezu.
Dị ka ọkachamara na-emepụta ọkụ ọkụ, Liper na-arụsi ọrụ ike na nhọrọ ihe, na-enye gị ohere ịhọrọ na iji ngwaahịa anyị na obi ike.
Oge nzipu: Jul-19-2024
