Ibipimo by'amazi byo mu bwoko bwa electromagnetic flowmeters ni ibikoresho byihariye bipima amazi byakorewe inganda zifite isuku ikomeye, ubuziranenge, n'amabwiriza agenga imikorere. Imiterere yabyo igamije kuringaniza umutekano w'isuku, ukwizerwa mu gupima, no guhuza imikorere, bigatuma biba ingenzi mu ikoreshwa ry'ibiribwa, imiti, n'ikoranabuhanga rya biotech. Dore imiterere yabyo y'ingenzi:
1. Gukurikiza isuku cyane no kwirinda kwanduzanya
Isuku ni cyo kiranga ibi bipimo by'amazi, aho buri gishushanyo mbonera gikozwe neza kugira ngo gikureho ibyago byo kwandura no kubahiriza amabwiriza agenga inganda ku isi.
- Ibikoresho byemewe by’Isuku: Ibice byose bitose (umuyoboro wo gupima, electrode, liner, seal) bikoresha ibikoresho byujuje ibisabwa ku rwego mpuzamahanga nka FDA 21 CFR Igice cya 177, EU 10/2011, GMP, na 3-A Ibipimo by’Isuku: Igishushanyo mbonera cy’Isuku kidafite Umwanya: Umuyoboro w’amazi urimo ubuso bw’imbere bugororotse kandi bugororotse (ubuso bugoye bwa Ra ≤ 0.8μm) butagira imigozi, imyenge, cyangwa uturere twapfuye. Ibi birinda kubika ibintu, kwibasira bagiteri, cyangwa kwanduzanya hagati y’udutsiko.
- Umuyoboro wo gupimisha: 316L cyangwa 1.4404 icyuma kitagira umugese (cya karuboni nkeya, kidakomera cyane, nta kubohoka kwa iyoni mu byuma).
- Umwanya: Polima zitarimo uburozi nka PTFE, FEP, cyangwa PFA (zidahumanya, ntizinyunyuza, zirwanya aside/alkali).
- Ibyuma bifunga: EPDM, silicone, cyangwa Viton rubber (bishobora gukoreshwa mu mubiri, nta bintu byangiza bishobora kuvuburwa).
- Guhuza CIP/SIP: Bijyanye neza n'uburyo bwo gusukura (CIP) na Sterilize-in-Place (SIP). Bihangana n'umwuka ushyushye cyane (kugeza kuri 150°C) n'amazi yo gusukura afite umuvuduko mwinshi (isabune za alkali/aside) nta kuyasesagura, bigatuma habaho isuku nziza.
2. Imikorere yo gupima neza kandi ihamye
Dukoresheje itegeko rya Faraday ryo gukwirakwiza amashanyarazi, ibipimo byabyo ntibigira ingaruka ku miterere y’amazi, bitanga ibisubizo bihamye ku mazi y’isuku akomeye.
- Ubuziranenge bwo gupima: Ubuziranenge busanzwe buri hagati ya ± 0.2% na ± 0.5% by'ibipimo byuzuye (FS), hamwe n'ubushobozi bwo gusubiramo ≤ ± 0.1%, byujuje ibisabwa bikomeye byo gupima imiti mu matsinda cyangwa mu kuzuza ibiryo.
- Igipimo cyagutse cyo guhindagurika kw'amazi: Igipimo cyagutse cyo guhindagurika kw'amazi kugeza kuri 100: 1, bigatuma habaho gupima neza imiterere y'amazi make (urugero: injection ntoya) n'amazi menshi (urugero: transfer y'imiyoboro mikuru) nta gusimbuza ibikoresho.
- Ubudahangarwa ku kubangamira amazi: Ntigira ingaruka ku bucucike bw'amazi (urugero, ubuki, sirupe), ubucucike, cyangwa ubushyuhe. Ishobora gupima neza amazi arimo uduce duto (urugero, imbuto mu mutobe) cyangwa utubuto duto (ibipimo bikomeye < 10% ubusanzwe).
- Ubushobozi bukomeye bwo kurwanya EMC: Ifite imiterere ijyanye n'amashanyarazi (EMC), irinda kubangamira ibikoresho by'inganda (moteri, ibyuma bihindura frequency) kandi igakomeza kugira ubusugire bw'amajwi mu duce tw'akazi tw'urusaku.
3. Iyubakwa rikomeye kandi ridakoresha uburyo bwinshi bwo kubungabunga
Kubera ko nta bice by'imashini bigenda, bigabanya kwangirika, kwangirika, no kubura igihe cyo gukora—ni ingenzi cyane mu gukora isuku ku buryo buhoraho.
- Nta bice bishobora kwambarwa: Bitandukanye na mashini zipima ikirere (turbine, oval gear), nta bice bizenguruka bishobora kwangirika cyangwa kuziba. Ni electrode gusa zikoreshwa mu gutanga ibimenyetso, bigatuma ubuzima bwazo bugera ku myaka 10+.
- Ibiranga Kwisukura no Kurwanya Ubunini: Moderi zigezweho zikoresha ikoranabuhanga ryo kwisukura: Iramba mu mikorere: Yihanganira ubushyuhe bwo gukora kuva kuri -20°C kugeza kuri 150°C (ijyanye na SIP) n'umuvuduko kugeza kuri 1.6MPa (ishobora guhindurwa kuri 4.0MPa), ihuza no gusukura, gukaraba, no kohereza umuvuduko mwinshi.
- Electrode zo gukaraba: Imashini zikuramo ibisigazwa by'ibinure (urugero: isosi, amavuta) ku buso bwa electrode.
- Electrode zo gutigita zikoresha frequency nyinshi: Gutigita kwa ultrasound bibuza gupima bitabangamiye uburyo bwo gupima.
4. Guhuza neza n'ibikorwa byikora
Yagenewe imiyoboro igezweho y’isuku, ikora nk'igikoresho cyo gupima ndetse n'aho kugenzura ibikorwa.
- Itumanaho ry’ibimenyetso n’itumanaho rikoreshwa mu buryo butandukanye: Rishyigikira: Guhuza PLC/DCS: Rihuza mu buryo butaziguye n’ibikoresho bigenzura imikorere (PLCs), sisitemu zo kugenzura zikwirakwizwa (DCS), cyangwa MES (Sisitemu zo gukora) kugira ngo rikoreshwe mu buryo bw’igihe nyacyo, rikurikirane amakuru, kandi rikurikirane amakuru ari kure.
- Ibisohoka bya analoji: 4-20mA DC (yonyine) kugira ngo ikomeze gutanga umusaruro.
- Ibisohoka kuri interineti: RS485/Modbus RTU, HART 7.0, Profinet, cyangwa Ethernet/IP.
- Ibisohoka byo gusimbuza: Kugenzura itsinda (gutangira/guhagarika) cyangwa ibitera alarm (umuvuduko mwinshi/wo hasi).
- Uburyo bwo guhuza isuku: Ifite imiyoboro y’isuku isanzwe mu nganda: Gushyiraho byoroshye: Bijyanye n’imiyoboro itambitse, ihagaze (izamuka), cyangwa ihengamye (isaba imiyoboro yuzuye kugira ngo hirindwe amakosa yo gupima).
- Ikirahuri Gitatu (DIN 11851, ISO 2852) kugira ngo giteranywe/gisenywe vuba.
- Ibyuma bisutswe (DIN 11864) cyangwa I-Line bihuza kugira ngo bikoreshwe mu buryo buhoraho kandi budacamo amazi.
5. Umutekano no gukurikirana inganda zigenzurwa
Ikemura ibibazo by’inzego zigenzurwa cyane mu kubahiriza amategeko, ishyira imbere umutekano w’ibicuruzwa n’ubuziranenge bw’amakuru.
- Nta kwanduzwa kwa kabiri: Ibikoresho bidakora neza n'ubuso bworoshye bikuraho ibyago byo kwanduzwa n'amazi (urugero: gusohora ibyuma, kwangirika kwa kawucu), birinda ubuziranenge bw'ibicuruzwa.
- Isuzuma ry’ibiturika n’amazi: Isuzuma ry’ibiturika ridashobora guturika (Ex d IIB T4, Ex ia IIC T6) riraboneka ku bidukikije bishobora gushya (urugero, gukora ibinyobwa bisindisha). Inzu ihuye na IP67/IP68 kugira ngo irinde ivumbi n’amazi mu mazu akorerwamo ubushuhe.
- Uburyo bwo kugenzura amakuru n'igenzura: Uburyo bugezweho bubika amakuru y'amateka y'imigendekere y'amakuru, inyandiko za CIP / SIP, n'inyandiko zo gupima, byubahiriza amabwiriza ya FDA 21 CFR Igice cya 11 (inyandiko za elegitoroniki) n'ibisabwa na EU GMP kugira ngo habeho gukurikirana neza umusaruro.
6. Imikorere n'Igenamiterere byoroshye gukoresha
Yoroshya imikorere n'isukura aho ikorerwa, ikagabanya kwishingikiriza ku bakozi babigize umwuga.
- HMI y'amajwi: Ifite ecran ya LCD/LED imurika inyuma igaragaza umuvuduko w'amazi, urujya n'uruza rw'amazi, ubushyuhe, n'amakode yo gusuzuma. Ishyigikira indimi nyinshi (Icyongereza, Igishinwa, Ikidage) n'uburinzi bw'ijambo ry'ibanga kugira ngo ikore neza.
- Gupima Aho Ukorera & Kure: Hari ubwoko butanga: Imirimo yo kwisuzuma: Gusuzuma byubatswemo bigenzura ubusugire bwa electrode, kwangirika kw'umuyoboro, umuvuduko w'amazi, n'amashanyarazi, bigatera inzogera kugira ngo zikomeze kubungabungwa.
- Kugenzura buri kabuto kamwe: Ihindura buri kanota ka zeru mu buryo bwikora nta kuyikuraho.
- Gupima kure: Binyuze kuri HART cyangwa Modbus, bifasha kugenzura nta kwinjira aho hantu.
Igihe cyo kohereza: Nzeri-04-2025