Igipimo cy'ubushyuhe cya ultrasonic ni igikoresho kigezweho gikoreshwa mu gupima ikoreshwa ry'ingufu z'ubushyuhe mu buryo bushyuha no gukonjesha. Bitandukanye n'ibipimo bisanzwe by'ubushyuhe bya mashini, ibipimo by'ubushyuhe bya ultrasound bibara ingufu hakoreshejwe ikoranabuhanga ryo gupima ikirere rya ultrasound hamwe n'ibipimo by'ubushyuhe bigezweho.
Bikoreshwa cyane muri:
* Sisitemu zo gushyushya mu turere
* Inyubako z'ubucuruzi
* Inzu zo guturamo
* Sisitemu za HVAC
* Imicungire y'ingufu mu nganda
Gusobanukirwa uburyo icyuma gipima ubushyuhe cya ultrasound kibara ingufu bifasha abayikoresha guhitamo neza, gushyiraho no kubungabunga sisitemu kugira ngo bayipime neza.
1. Ihame ry'ibanze ryo gupima ingufu z'ubushyuhe
Ingufu z'ubushyuhe zitangwa n'amazi ziterwa n'ibintu bitatu by'ingenzi:
1. Ingano y'amazi anyura mu muyoboro
2. Itandukaniro ry'ubushyuhe hagati y'amazi atangwa n'ayo asubizwa
3. Ubushobozi bw'ubushyuhe bw'amazi
Igipimo cy'ubushyuhe cya ultrasound gihora gipima ibi bipimo kandi kikabara ingufu z'ubushyuhe zikoreshwa.
Ihame ry'ibanze rishobora kugaragazwa muri ubu buryo:
Ingufu z'ubushyuhe = Ingano y'amazi × Itandukaniro ry'ubushyuhe × Ubushobozi bw'ubushyuhe
Mu bikorwa bifatika, icyuma gipima ubushyuhe cyishyura impinduka mu bucucike bw'amazi n'ubushyuhe bwihariye hakurikijwe ubushyuhe bwapimwe.
2. Gupima igipimo cy'amazi hakoreshejwe ikoranabuhanga rya Ultrasonic
Intambwe ya mbere mu kubara ingufu ni ugupima neza umuvuduko w'amazi.
Igipimo cy'ubushyuhe cya ultrasound gikoresha ikoranabuhanga rya ultrasound rijyanye n'igihe cyo kunyuramo.
Utwuma tubiri twa ultrasonic transducers dushyirwa ku muyoboro. Twohereza kandi twakira ibimenyetso bya ultrasound mu buryo butandukanye:
* Ikimenyetso kimwe kigenda mu cyerekezo kimwe n'amazi atemba.
* Ikindi kimenyetso kinyura mu cyerekezo cy'amazi atemba.
Kubera ko amazi atemba agira ingaruka ku gihe cy'urugendo rw'ibimenyetso bya ultrasound:
* Ikimenyetso cyo hasi kigenda vuba.
* Ikimenyetso cyo hejuru kigenda buhoro.
Igipimo cy'ubushyuhe kibara itandukaniro riri hagati y'ibi bihe bibiri byo gutwara ibintu kandi kikagena umuvuduko w'amazi.
Isano iri hagati y'itandukaniro ry'igihe cyo gutwara n'umuvuduko w'amazi bituma icyuma gipima amazi kibara umuvuduko nyawo w'amazi anyura mu muyoboro.
3. Gupima ubushyuhe bw'amazi atangwa n'amazi asubizwa
Igipimo cya kabiri cy'ingenzi ni itandukaniro ry'ubushyuhe (ΔT).
Igipimo cy'ubushyuhe cya ultrasonic gikoresha uburyo bubiri bwo gupima ubushyuhe:
* Ipima ubushyuhe bw'amazi yinjira muri sisitemu yo gushyushya - Ipima ubushyuhe bw'amazi yinjira muri sisitemu yo gushyushya.
* Ipima ubushyuhe bw'amazi asohoka muri sisitemu yo gushyushya - Ipima ubushyuhe bw'amazi ava muri sisitemu yo gushyushya.
Igipimo cy'ubushyuhe kibara:
ΔT = Ubushyuhe bw'ibicuruzwa – Ubushyuhe bwo kugarura
Urugero:
Ubushyuhe bw'ibitangwa: 75°C
Ubushyuhe bwo kugaruka: 55°C
Itandukaniro ry'ubushyuhe:
ΔT = 20°C
Itandukaniro ry’ubushyuhe bwinshi bivuze ko ingufu nyinshi z’ubushyuhe ziva mu mazi zijya mu nyubako cyangwa mu buryo bugezweho.
4. Uburyo Igipimo cy'Ubushyuhe kibara Ingufu
Nyuma yo gupima itandukaniro ry'umuvuduko n'ubushyuhe, icyuma gipima ubushyuhe kiri mu gipimo cy'ubushyuhe gikora ibarura ry'ingufu.
Ifishi rusange y'ibarura ni:
Q = V × ρ × Cp × (T₁ - T₂)
Aho:
* Q = Ingufu z'ubushyuhe
* V = Ingano y'amazi atemba
* ρ = Ubucucike bw'amazi
* Cp = Ubushobozi bwihariye bw'ubushyuhe bw'amazi
* T₁ = Ubushyuhe bw'amazi atangwa
* T₂ = Gusubiza ubushyuhe bw'amazi
Kubera ko ubucucike bw'amazi n'ubushobozi bw'ubushyuhe bihinduka gato bitewe n'ubushyuhe, ibipimo by'ubushyuhe bya ultrasound bikoresha uburyo bwo kwishyura ubushyuhe mu buryo bwikora kugira ngo birusheho kunoza imiterere y'ubushyuhe.
Agaciro k'ingufu ka nyuma gakunze kugaragara muri:
* kWh
* MWh
* GJ
* BTU
bitewe n'ibisabwa n'akarere.
5. Uruhare rw'Igice cya Calculator
Akamashini kabara (integrator) ni "ubwonko" bw'icyuma gipima ubushyuhe cya ultrasonic.
Yakira amakuru aturutse kuri:
* Sensor y'amazi
* Igenzura ry'ubushyuhe bw'ibikoresho
* Igenzura ry'ubushyuhe rigaruka
Hanyuma ikora ibipimo ibihumbi ku isegonda kugira ngo ibarwe:
* Ingufu zo gushyushya ako kanya
* Ingufu nyinshi zikoreshwa
* Ingano y'amazi yose
* Igipimo cy'amazi asohoka
* Igihe cyo gukora
* Amakuru y'intabaza
Imashini zigezweho zo kubara (calculators) zishobora kandi kubika amakuru y’amateka no gutumanaho na sisitemu zo gucunga amakuru zikoresheje ikoranabuhanga rya kure.
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6. Uburyo Imbaraga z'ako kanya n'Ingufu Zikusanyije Bitandukanye
Igipimo cy'ubushyuhe gisanzwe kigaragaza agaciro kabiri k'ingenzi:
Imbaraga z'ako kanya
Ingufu z'ako kanya zigaragaza ubushobozi bw'ubushyuhe buri kwimurwa.
Urugero:
Inyubako ubu ikoresha:
Ingufu zo gushyushya zingana na 50 kW
Agaciro kayo gahora gahinduka bitewe na:
* Igipimo cy'amazi asohoka
* Itandukaniro ry'ubushyuhe
* Gukenera gushyushya
Ingufu Zikusanyije
Ingufu zirundanyije zigaragaza ubushyuhe bwose bukoreshwa uko igihe kigenda gihita.
Urugero:
Inyubako yakoreshejwe:
3500 kWh mu gihe cy'ukwezi kumwe
Aka gaciro gakunze gukoreshwa kuri:
* Kwishyura ingufu
* Ikiguzi cy'umupangayi gitangwa
* Isesengura ry'imikorere myiza y'ingufu
7. Impamvu itandukaniro ry'ubushyuhe rigira ingaruka zikomeye
Abakoresha benshi bibanda gusa ku gupima amazi, ariko itandukaniro ry'ubushyuhe naryo ni ingenzi.
Urugero:
Urubanza rwa A:
Igipimo cy'amazi atemba: 10 m³/h
ΔT: 20°C
Urubanza rwa B:
Igipimo cy'amazi atemba: 10 m³/h
ΔT: 5°C
Nubwo umuvuduko w'amazi ari umwe, Case A yohereza ingufu z'ubushyuhe zikubye hafi inshuro enye.
Niyo mpamvu uburyo bwo gupima ubushyuhe neza ari ingenzi kugira ngo ubushyuhe bupimwe neza.
8. Impamvu ibipimo by'ubushyuhe bya Ultrasonic bitanga igipimo gihamye
Ugereranyije n'ibipima ubushyuhe bya mekanike, ibipima ubushyuhe bya ultrasonic bifite ibyiza byinshi:
Ibice Bidakora
Ihame ryo gupima ubwinshi bw'amazi ntirishingira ku bice bizenguruka.
Ibyiza:
* Nta kwambara kwa mekanike
* Ibisabwa ku rwego rwo hasi mu kubungabunga
* Gutuza igihe kirekire
Gutakaza Umuvuduko Muke
Kubera ko nta turbine y'imbere cyangwa impeller ihari:
* Amazi atemba nta bushobozi buke afite bwo kuyarwanya.
* Ikoreshwa ry'ingufu zo kuvoma riragabanuka.
Ihindagurika ry'ibipimo byinshi
Gutunganya ibimenyetso bigezweho bitanga uburyo bwo gupima bwizewe ndetse no mu gihe imikorere ihinduka.
9. Ibintu bigira ingaruka ku buziranenge bw'ibipimo by'ingufu
Nubwo ibipimo by'ubushyuhe bya ultrasound ari ingenzi cyane, imiterere y'aho bishyirwa ni ingenzi.
Ibintu bikunze kugira ingaruka ku gupima birimo:
Gushyiraho sensor y'ubushyuhe nabi
Ingero:
* Ibikoresho byo gutanga no kugarura byasubitswe
* Ubushyuhe budakora neza
* Ubwoko bw'imashini idakwiye
Umwotsi uri mu muyoboro
Udupira tw'umwuka dushobora kugabanya ubuziranenge bw'ibimenyetso bya ultrasound no gutera gupima amazi adahindagurika.
Aho gushyiramo ibintu bitari byo
Irinde gushyiramo hafi ya:
* Pompe
* Inkokora
* Valves
* Ibigabanya
kuko imihindagurikire y'ikirere ishobora kugira ingaruka ku buryo bwo gupima neza.
Icyerekezo cy'amazi kitari cyo
Imashini ipima amazi igomba gushyirwaho hakurikijwe icyerekezo cyashyizweho.
10. Itumanaho n'igenzura ry'ingufu ziri kure
Ibipimo bigezweho by'ubushyuhe bya ultrasound bishobora kohereza amakuru y'ingufu binyuze mu buryo bw'itumanaho nka:
* RS485 Modbus RTU
* M-bisi
* M-Bus idakoresha umugozi
* LoRaWAN
* NB-IoT
Ibi bituma:
* Gusoma ibipimo byikora (AMR)
* Kwishyurira kuri interineti
* Imicungire y'ingufu mu bwubatsi
* Gukurikirana mu buryo bufatika
Igipimo cy'ubushyuhe cya ultrasound gipima ingufu gihuza ibipimo bitatu by'ingenzi: umuvuduko w'amazi, ubushyuhe bw'amazi, n'ubushyuhe bwo kugaruka.
Imashini ipima ikirere ikoresha ikoranabuhanga rigezweho (ultrasonic flow sensor) ni yo igena ingano y'amazi anyura mu muyoboro, mu gihe imashini ipima ingano y'ingufu z'ubushyuhe zikoreshwa. Hanyuma, icyuma gipima ubushyuhe imbere gitunganya izi ngengo y'agaciro kikayihinduramo amakuru nyayo y'ikoreshwa ry'ingufu z'ubushyuhe.
Kubera ko ifite ubuhanga bwo hejuru, isaba ubuvuzi buke, kandi ikaba ijyanye na sisitemu zigezweho z'itumanaho, ikoranabuhanga rya ultrasound ryabaye igisubizo gikunzwe cyane mu gushyushya uturere, sisitemu za HVAC, inyubako z'ubucuruzi, ndetse no mu micungire y'ingufu zigezweho.
Igihe cyo kohereza: 22 Nyakanga-2026