Esiane nyansahu ne mfiridwuma ne mfiridwuma mu nneɛma a wɔyɛ no nkɔso ntɛmntɛm nti, nnwumakuw wɔ ahwehwɛde a ɛkorɔn na ɛkorɔn wɔ honam fam adwumayɛ ho. Nanso, mprempren mfiridwuma ho nimdeɛ a wɔde yɛ nneɛma no ntumi mma nneɛma a ɛyɛ pɛ mma. Bere koro no ara mu no, nnwinnade ahorow nso bɛma sintɔ ahorow ahorow aba bere a wɔreyɛ no, te sɛ welding mpaapaemu, penetration a enni mũ, welding leakage ne su pa ho haw afoforo, emu mpaapaemu, peeling, twetwe nhama, nsensanee, amena, bumps, ne nea ɛkeka ho spots, corrosion ne afoforo a ɛwɔ mu no mu a ɛyɛ den wɔ mu desided mu desided IN ne INne AND INne AND INne AND INne inne Ebia ɛsɛe ahyehyɛde no nyinaa, de nnwinnade akɛse ne ankorankoro akwanhyia aba, na ama nnwumakuw ne adwumayɛfo ahwere nneɛma kɛse.
Enti, wɔ saa tebea yi mu no, mfaso ne nea ɛkyerɛ wɔ sɔhwɛ a ɛnsɛe mu no ho hia titiriw.
1. Ɛho hia sɛ . Eddy mprempren sɔhwɛ ma welded pipes .
Wɔde dade a ɛnyɛ den a wɔde yɛ nneɛma a wɔde ayɛ adwuma wɔ mfiridwuma mu no di dwuma kɛse wɔ mfiridwuma mfuw te sɛ nsu a wɔde fa mu, ɔhyew a wɔde sesa nneɛma, ne ahunmu. Enti, ɛnsɛ sɛ mpaapaemu, mpaapaemu, welding a ɛnyɛ fɛ ne sintɔ afoforo ba weld no mu, na ɛnsɛ sɛ nsensanee a ɛboro so, abubu ne sintɔ afoforo biara nni hɔ. Esiane sɛ welded pipe no wɔ su a ɛma wɔyɛ nneɛma a ɛkɔ so ne nea wɔyɛ no ntɛmntɛm wɔ nneɛma a wɔyɛ so nti, ɛyɛ den sɛ wɔbɛma weld paipu no ayɛ papa denam nsaano nhwehwɛmu akyi nkutoo so. Eddy current flaw detection method no wɔ mfasoɔ a ɛwɔ ahoɔhare a wɔde hunu ntɛmntɛm, ɛho nhia sɛ ɛne adwuma no ani bɛbɔ, ne detection sensitivity a ɛkorɔn, a ɛfata sɛ wɔde di dwuma yie na wɔhwɛ mu yie wɔ welded pipe production mu.
2. Eddy current sintɔ detector no dwumadi .
Intanɛt so eddy current sintɔ a wɔde hu dade paipu a wɔyɛ no kyerɛ mfomso a wohu a ɛne adeyɛ no yɛ pɛ wɔ adeyɛ no so, a wɔde di dwuma titiriw ma ɔkwan a wɔfa so yɛ no yiye; Sɛ wɔn a wɔde di dwuma no wɔ ahwehwɛde ahorow wɔ eyi ho a, sɛ yɛbɛka no ɔkwan biara so a, . Hangao Tech (Seko Machinery) yɛ ma wɔn a wɔde di dwuma no nyinaa wɔ intanɛt so eddy mprempren mfomso a wohu. Mfaso a ɛwɔ so ne sɛ: baabi a wɔkora so ne anammɔn a wɔfa so yɛ adwuma no yɛ mmerɛw. Sɛ wohu sɛ nneɛma no asɛe a, adwinnade no betumi abɔ alarm no ho ban ankasa na ahyɛ baabi a wɔabɔ anaasɛ wɔansɛe no agyirae ankasa.
3. Selection a ɛfa standard sample tube ho .
Wɔde detection result no bu atɛn denam ntotoho a ɛfa sintɔ a wɔde ayɛ ne abɔde mu sintɔ a ɛda adi wɔ ntotoho nhwɛsode no mu no so. Ɛsɛ sɛ dadeɛ paipu a ɛwɔ ntotoho nhwɛsoɔ no mu ne dadeɛ paipu a ɛsɛ sɛ wɔhwɛ mu no wɔ din mu kɛseɛ ne nnuru a ɛwɔ mu no ara. Surface state ne heat treatment tebea no te sɛ nea ɛwɔ hɔ no, kyerɛ sɛ, ɛsɛ sɛ ɛwɔ electromagnetic su a ɛte saa ara.
Wɔ welded pipes no production nhyehyɛe mu no, ɛnyɛ den sɛ wubehu test machine standard sample tube a ɛne notch size a wɔakyerɛ no hyia. Saa standard sample tube yi mu no, ɛnyɛ mpaapaemu a ɛbue wɔ weld no mu nko, na mmom mpaapaemu anaa mpaapaemu tuntum ne unfusion nso. Saa sintɔ ahorow yi kɔ so na ɛyɛ brɛoo. Transitional, a wɔfrɛ no opira a ɛsakra brɛoo anaa abɔde mu opira. Enti, wobetumi apaw welded pipe no fã bi a ɛne notch size ahwehwɛde ahorow no hyia na ɛwɔ abɔde mu sintɔ ahorow sɛ standard sample tube ma eddy current sintɔ ahorow a wɔde hu.
4. Alarm afiri .
Wɔ intanɛt so mfomso a wohu mu no, sɛ wohu sintɔ bi a ɛboro so a, sintɔ sɛnkyerɛnne no kɛse kɔ alarm beae no, na adwinnade no bɛbɔ alarm no ara kwa. Adwinnade no wɔ alarm logic output circuit a ebetumi akɔ abɔnten nnyigyei-kanea alarm no so na ɛde alarm sɛnkyerɛnne akɔ. Wobetumi ayi afiri a wɔde weld ayɛ a asɛe no afi hɔ denam nhwehwɛmu a wɔyɛ no ankasa anaasɛ wɔde nsa yɛ so na ama wɔatumi adi botae a ɛne sɛ wɔbɛhwɛ afiri a wɔde weld ayɛ no so yiye no so.
