Ewe, kukho imigangatho eliqela yoshishino yokulinganisa imitha yokuhamba kwe-ultrasonic, ebalulekileyo ekuqinisekiseni ukuchaneka nokuthembeka komlinganiselo. Nazi ezona ziphambili:
Imigangatho yeHlabathi
I-ISO 24192:2020: Ichaza iinkqubo kunye neemfuno zokulinganisa nokuqinisekisa iimitha zokuhamba kwe-ultrasonic. Igubungela iindlela zokulinganisa, ukuqinisekisa, kunye nokuvavanya ukungaqiniseki kwiintlobo ezahlukeneyo zeemitha zokuhamba kwe-ultrasonic, kubandakanya iimitha zokuhamba kwe-single - beam, multi - beam, kunye neendlela ezininzi. Umgangatho uchaza amagama kunye neenkcazo, iinkqubo zokulinganisa, iinkqubo zokuqinisekisa, kunye noqikelelo lokungaqiniseki.
I-ISO 15155:2017: Ichaza iindlela zokulinganisa iimpawu ze-ultrasonic zeemitha zokuhamba kwe-ultrasonic, kubandakanya iimpawu ze-acoustic beam, iimpawu zokungena, kunye neempawu ze-echo. Umgangatho ugubungela ukulinganiswa kweempawu ze-ultrasonic ezifana nobubanzi be-acoustic beam, i-acoustic beam divergence angle, i-ultrasonic signal – to – noise ratio, isantya sesandi, kunye ne-attenuation coefficient.
I-ISO 15742: Iphathelele ekulinganisweni kokuhamba kolwelo - iimitha zokuhamba ze-ultrasonic kusetyenziswa indlela yexesha lokuhamba lokulinganisa isantya.
I-IEC 61881: Imalunga nenkqubo yokulinganisa ukuhamba kwamanzi nge-ultrasonic.
Imigangatho yeSizwe
I-GB/T 18653 eTshayina ngumgangatho wesizwe weemitha zokuhamba kwe-ultrasonic.
I-JJG 1030 ngumgaqo wokuqinisekisa iimitha zokuhamba nge-ultrasonic eTshayina. Ibonelela ngeemfuno zobugcisa ezineenkcukacha, iindlela zokuqinisekisa, kunye neenkqubo zokuqinisekisa iimitha zokuhamba nge-ultrasonic.
Imigangatho Ethile Yoshishino
I-SY/T 6143 kushishino lwepetroleum negesi yendalo: Imalunga nokukhethwa nokufakwa kweemitha zokuhamba ze-ultrasonic, ezibonelela ngesikhokelo sokulinganiswa kweemitha zokuhamba ze-ultrasonic ezisetyenziswa kweli shishini. Kushishino lweoyile negesi, iNgxelo ye-American Gas Association No. 9 (AGA – 9) ifuna ukulinganiswa kokuhamba kwazo zonke iimitha ezisetyenziselwa ukudluliselwa kokugcinwa.
Kwicandelo lokubonelela ngamanzi kunye nokuhambisa amanzi, kukwakho nemigangatho efanelekileyo yeshishini ekhokela ukulinganiswa kweemitha zokuhamba kwe-ultrasonic, njengenkcazo yokulinganiswa kwi-intanethi yeemitha zokuhamba kwe-ultrasonic, esebenza kukulinganiswa kwi-intanethi kweemitha zokuhamba kwe-ultrasonic zokulinganisa ukuhamba kolwelo oluvaliweyo olupheleleyo ngaphakathi koluhlu lwesantya sokuhamba kwe-flow lwe-(0.3 - 10) m/s.
Ukongeza, eminye imigangatho, efana ne-ISO 17025, ichaza iimfuno eziqhelekileyo zobuchule bokuvavanya kunye neelabhoratri zokulinganisa, ezikwanefuthe elithile ekulinganisweni kweemitha zokuhamba kwe-ultrasonic.
Ixesha leposi: Juni-22-2025