Guided Wave Radar (GWR) ni igikoresho gipima urwego rwa micro-reflection gishingiye ku buryo bwo kugarura urumuri gishingiye ku gukoresha probe y'icyuma (waveguide) kugira ngo kiyobore uburyo bwo gukwirakwiza ibimenyetso bya micro-onde. Gituma hapimwa neza urwego rw'amazi, aho ahurira n'ibindi bintu nk'amazi, uduce duto, cyangwa ingano y'ibintu nk'amazi, uduce duto, cyangwa slurry. Bitandukanye n'ibipimo bya radar bidakora ku buryo bworoshye, ibimenyetso bya micro-onde bya GWR ntibikwirakwira mu kirere ahubwo bigenda mu cyerekezo kimwe ku gice cy'uruhererekane, bikiha inyungu zidasanzwe mu mikorere igoye. Hasi hari Intangiriro irambuye ikubiyemo ihame ry'imikorere yacyo, ibice by'ingenzi, imiterere y'ingenzi, imiterere y'ikoreshwa, n'imbogamizi.
I. Ihame ry'imikorere
Radar y’umuraba iyoborwa ikora ibimenyetso bya mikoroonde bifite frequency yo hejuru (ubusanzwe 6GHz cyangwa 26GHz) binyuze muri module yo kohereza. Ibi bimenyetso byerekeza ku byuma byihariye (urugero: insinga z'icyuma, inkoni zikomeye, insinga za coaxial) kugera ku buso bw'icyuma. Iyo ibimenyetso bya mikoroonde bihuye n'aho icyuma gihurira n'umwuka, igice cy'ikimenyetso kiragaragara hanyuma kigasubira inyuma kuri module yo kwakira. Igikoresho kibara uburebure bw'urwego gipima itandukaniro ry'igihe (cyangwa itandukaniro ry'inshuro) hagati yo kohereza ibimenyetso no kugarura, hamwe n'umuvuduko wo gukwirakwiza mikoroonde muri icyo cyuma.
- Formula y'ibanze: Uburebure bw'urwego H=2v×t, aho v ari umuvuduko wo gukwirakwiza kwa mikorobe muri probe, naho t ikaba ari igihe cy'urugendo rw'ikimenyetso.
- Gushyira ingufu muri mikoroonde mu mwanya muto, birinda ikibazo cy’itandukaniro ry’ibimenyetso bya radar bidakora ku buryo bikwirakwira mu kirere, bigatuma ibimenyetso bigaragara bikomeye kandi bihamye.
II. Ibice by'ingenzi
Radar y'Umugezi Uyobowe ifite imiterere mito, igizwe ahanini n'ibice bikurikira:
- Ishami rya elegitoroniki: Rishinzwe gukora, kohereza, kwakira no gutunganya ibimenyetso bya mikoroonde. Ririmo microprocessor yubatswemo yo kubara no gusohora amakuru (urugero: ibimenyetso bya 4-20mA, HART, RS485).
- Isesengura (Waveguide): "Umuyoboro wo kohereza amakuru" ku bimenyetso bya mikoroonde, hamwe n'ubwoko busanzwe burimo:
- Imashini zikora ku rutoki zihamye: Zikwiriye ibinyobwa bidakomeye kandi zidahindagurika, zitanga ubushobozi bwo kurwanya guhindagurika cyane.
- Imashini zipima insinga z'icyuma: Ni nziza cyane ku bigega birebire, ibikoresho bifite ubukana bwinshi, cyangwa ibifite ibintu bikomeye bihagaze, bitanga ubushobozi bwo koroherwa cyane.
- Imashini zipima amashanyarazi zikoresha amashanyarazi ya Coaxial: Ibimenyetso bigenda hagati y’imashini ziyobora imbere n’inyuma, bikwiranye n’ibikoresho bidakoresha amashanyarazi menshi (urugero: amavuta yoroheje, imyuka ivanze n’amazi) hamwe n’ubushobozi bwo kurwanya ingaruka mbi.
- Igikoresho cyo Gushyiraho Flange/Interface: Gifata igikoresho hejuru y'ikigega, gitoranywa hakurikijwe ubukana buri hagati (urugero: icyuma cya 316L, Hastelloy).
III. Ibiranga by'ingenzi
1. Ubushobozi bukomeye bwo kurwanya ingaruka mbi ku buzima bugoye
- Ibimenyetso bya mikoroonde bigenda muri probe, bigabanya ingaruka z'ibidukikije nk'umwuka w'umwuka, ivumbi, ifuro, cyangwa igihu. Biguma bihamye ndetse no mu bidukikije birimo ifuro ryinshi (urugero: ibigega byo gushyushya byeri) cyangwa iyo bihujwe cyane.
- Ubudahangarwa bw'imiterere y'ibigega by'imbere (urugero, ibitera ubwoba, amasasu), mu gihe ibimenyetso bikwirakwira ku gice cy'icyuma, birinda amajwi atari yo akunze kugaragara muri radar idakora ku kintu.
2. Ubuziranenge n'Iterambere ry'Ubuziranenge
- Uburinganire bw'ibipimo busanzwe buri hagati ya ± 0.05% FS na ± 0.1% FS, aho amakosa yo gusubiramo ari make nka ± 0.02% FS, bigatuma irusha izindi moderi za radar zitari mu buryo bwo gukorana.
- Imbaraga z'ikimenyetso cyo kugarura urumuri ziterwa ahanini n'uko icyuma gipima n'icyuma gikoresha amashanyarazi gikorana, bigatuma kiba cyiza ku bikoresho bidakoresha amashanyarazi menshi (urugero: lisansi, gazi ivanze n'amazi).
3. Guhuza n'Itangazamakuru Ritandukanye n'Ibidukikije Bikabije
- Ubushobozi buri hagati: Ishobora gupima ibinyobwa (harimo ubushyuhe bwinshi, ibikoresho bihindura imiterere nk'umutobe na soda), uduce duto (urugero: uduce twa pulasitiki, ifu y'amakara), ibinure (urugero: ibyondo, umutobe w'imbuto), n'ibice bihuza (urugero: ibice bihuza amavuta n'amazi).
- Kwihanganira ibidukikije: Ihangana n'ubushyuhe bwinshi (-50℃ kugeza 400℃), umuvuduko mwinshi (kugeza kuri 40MPa), n'ibidukikije byangiza cyane, ikwiriye ibyuma bikoresha imiti, ibigega byo kubikamo umuvuduko mwinshi, nibindi.
4. Gushyiramo ibintu byoroshye mu myanya ifunze
- Ibikoresho bishobora gushyirwa mu bigega bito, mu bikoresho bidafite imiterere inyuranye, cyangwa mu bikoresho bifite imbogamizi imbere, bidasaba umwanya ufunguye hejuru. Bikwiriye cyane cyane mu mishinga yo kongeramo ibikoresho cyangwa ahantu hato.
IV. Ingero z'ishyirwa mu bikorwa
Radar ya Guided Wave ikoreshwa cyane mu nzego zikurikira bitewe n'imikorere yayo yo kurwanya ingaruka mbi no gukora neza cyane:
- Inganda zikora imiti: Gupima urwego rw'amashanyarazi, ibigega byo kubikamo ibintu bifite umuvuduko mwinshi/muke, no kumenya aho amavuta n'amazi bihurira.
- Peteroli na Petroli: Gupima urwego rw'ibigega bya peteroli, ibigega byoroheje bya peteroli (lisansi, mazutu), n'ibigega bibikamo gazi.
- Ibiryo n'ibinyobwa: Gupima urwego mu bigega bifite ifuro ryinshi (urugero: byeri, yawurute), ibigega bya sirupe, n'ibice by'umutobe w'imbuto (bifite ibikoresho byo gupima ibiryo).
- Gutunganya amazi: Gupima urwego rw'amazi mu bigega byo gusukura imyanda n'ibidendezi byo gusukamo imyanda, hirindwa ko ifuro rivamo imyanda.
- Inganda z'Ingufu: Gupima urwego mu byuma bicukura ifu y'amakara n'ibigega by'ivu, no kugenzura urwego rw'ubushyuhe bwinshi mu byuma bicukura ifu y'amakara.
V. Imbibi
- Ibisabwa mu kubungabunga kugira ngo upime aho upimye: Imashini zikora ku buryo butaziguye ku kintu kirimo, zishobora kwangirika cyangwa kuziba bitewe n'ubushyuhe, bigasaba gusukurwa buri gihe. Imashini zikora ku buryo bwa feri nyinshi zishobora kwangiza icyuma, bigasaba ibikoresho byihariye (ibiciro byongera).
- Ingano nto yo gupima: Ingano ntarengwa igenwa n'uburebure bw'icyuma gipima, aho imiterere isanzwe iri hagati ya metero 0.3 na metero 30, idakwiye gukoreshwa mu bigega binini cyane (radar idakora ishobora gutwikira metero 100).
- Ibibujijwe mu isuku: Mu biribwa, imiti, n'ibindi bibazo by'isuku nyinshi, inzira zo kugenzura isuku y'ibikoresho ni ingorabahizi, zishobora kongera ikiguzi cyo kubahiriza amategeko (radar idakora ku bikoresho irushaho kuba nziza bitewe no kudakora ku bikoresho).
- Ingaruka zo Kwambara Imashini: Mu bihe birimo gukurura cyangwa gukurura imiyoboro y'amashanyarazi, hagomba gushyirwaho ibikoresho byo kurinda imashini kugira ngo hirindwe ko yangirika.
VI. Itandukaniro ry'ingenzi n'uburyo bwo gushakisha amakuru butari ubwo gushakisha amakuru
| Igipimo cyo kugereranya | Radar y'Umuraba Uyobowe | Radar idasaba ko abantu bamenya amakuru |
|---|---|---|
| Gukwirakwiza ibimenyetso | Icyerekezo gikurikira icyuma gipima | Gukwirakwiza mu kirere ku buntu |
| Ubushobozi bwo Kurwanya Ihungabana | Ikomeye (irinda ifuro, umwuka, ivumbi) | Intege nke (isaba igishushanyo mbonera cy’amajwi menshi cyangwa uburyo bwo kunoza antene) |
| Uburyo bwo kumva neza Dielectric Constant | Hasi (bikwiriye ibyuma bikoresha amashanyarazi make) | Ibimenyetso byinshi (ibimenyetso bike ku byuma bikoresha amashanyarazi make) |
| Guhuza n'ibisabwa mu isuku | Ni nke (igenzura ry’isuku rikunze gukorwa) | Ni nziza cyane (nta gukorana n'umuntu, byujuje ibisabwa na FDA/3-A) |
| Ikiguzi cyo kubungabunga | Iciriritse (gusukura imashini, kwirinda ingese) | Hafi (nta gukoraho, nta kwambara) |
| Ingano ntarengwa yo gupima | Ubusanzwe ≤30m | Kugeza kuri metero 100 |
Umwanzuro
Radar y'Umuraba Uyobowe ni amahitamo meza yo gupima urwego mu bihe bigoye byo gukoreramo, cyane cyane iyo ikora neza mu gihe cy'ifuro ryinshi, idafite amashanyarazi menshi, ahantu hafunganye, cyangwa ahantu hanini cyane. Ariko, imiterere yayo yo gupima aho ihurira n'aho ihurira n'aho ikorera itera ibikenewe mu kubungabunga no kugabanya ikoreshwa ryayo. Mu guhitamo ibintu bifatika, ibintu nk'imiterere iri hagati (ubushyuhe, kwangirika, idafite amashanyarazi), imiterere y'ibidukikije (ubushyuhe, umuvuduko, umwanya), n'ibisabwa mu isuku bigomba gusuzumwa neza. Iyo bibaye ngombwa, ishobora gukoreshwa hamwe na radar idahuza n'aho ikorera kugira ngo ikoreshwe mu buryo bwinshi.
Igihe cyo kohereza: 22 Nyakanga-2025