Views: 0 Author: Site Editor Publish Waati: 2023-07-21 A bɔyɔrɔ: Yɔrɔ
Walasa ka pibiliki bɔli kɛ baarakɛla ye, a ka c’a la, an bɛ sɛgɛsɛgɛli dɔw kɛ, o la, eddy current flaw detection test ye mun ye?
Eddy-current testing (a bɛ fɔ fana ko eddy current testing ani ect) ye kuran sɛgɛsɛgɛli fɛɛrɛ caman dɔ ye minnu bɛ kɛ sɛgɛsɛgɛli la min tɛ tiɲɛni ye (NDT) ka baara kɛ ni kuran-sɛnɛ induction ye walasa ka surface ni sub-surface flaws dɔn ani ka u cogoya jira fɛnw na minnu bɛ se ka kɛ.
EDDY sisan kɔlɔsili baara minnu bɛ kɛ tuma caman na, olu ye pibilikiw sɛgɛsɛgɛli ye funtenibɔlanw ni kondensatɛriw la.
ECT bɛ baara kɛ ni kuran ye walasa ka fiɲɛw dɔn pibiliki kɔnɔ. Aw bɛ sonda bila tubabukan na ka tɛmɛ tubabufura fɛ. eddy currents bɛ sɔrɔ kuran-magnetiki bobine fɛ sonda kɔnɔ ani u bɛ kɔlɔsi waati kelen na ni sonda kuran impedansi sumani ye ..
Eddy current tube detection ye fɛɛrɛ ye min tɛ tiɲɛni kɛ walasa ka pibiliki nafama sɔrɔ min bɛ se ka kɛ pibiliki fɛn suguya caman na, wa a bɛ se ka fiɲɛw dɔn minnu bɛ se ka gɛlɛyabaw lase funtenibɔlanw ni kondensatɛriw ma.
Nɔgɔ suguya caman bɛ se ka dɔn pipe kɔnɔ ni eddy current detection fɛɛrɛ ye:
1.Dugukolo cɛmancɛ (ID) ani kɛnɛma (OD) pitting .
2.Cracking .
3.Wear (ka bɔ dɛmɛnanw na, pipe wɛrɛw ani yɔrɔ lafiyalenw) .
4. Kɛnɛma ni kɔnɔna diamètre erosion .