Ibipimo ntarengwa byemewe by’amakosa (MPE) ku bipimo by’amazi bya mekanike bishyirwa mu byiciro hashingiwe ku bipimo mpuzamahanga/akarere (urugero, ISO 4064, OIML R49) n’ibyiciro by’ubuziranenge bwa metero, aho ibice bishingiye ahanini ku gipimo cy’umuvuduko w’amazi n’ubwoko bwa metero (ubwoko bw’amazi y’umuvuduko cyangwa ubwoko bwa turbine).
Gushyira mu byiciro amakosa menshi yemewe (MPE) ku bipimo by'amazi bya mekanike bubahiriza amahame yemewe ku isi nka ISO 4064 (Umuryango Mpuzamahanga Ushinzwe Ubuziranenge) na OIML R49 (Umuryango Mpuzamahanga Ushinzwe Ubuziranenge). Amahame y'ingenzi yo gushyira mu byiciro ni aya akurikira:
- Ibisobanuro by'Icyiciro cy'Uburyo bwo Gupima: Ibipimo by'amazi bya mekanike bishyirwa mu byiciro by'ubuziranenge (urugero, Icyiciro cya 1, Icyiciro cya 2 kuri ISO 4064-1) hashingiwe ku mikorere yabyo yo gupima. Buri cyiciro gishyiraho imipaka ya MPE itegetswe mu bihe bitandukanye by'umuvuduko w'amazi.
- Igabanywa ry'Ingano y'Imvura Ikoreshwa: Ingano y'Ingano y'Imvura ikoreshwa mu gipimo cy'amazi igabanyijemo ibice bibiri by'ingenzi: "Ingano y'Ingano y'Imvura Ikoreshwa mu Gutemba" (kuva ku Ingano y'Ingano y'Imvura Ikoreshwa mu Gutemba kugeza ku Ingano y'Inzira y'Imvura Ikoreshwa mu Gutemba) n'"Ingano y'Ingano y'Imvura Ikoreshwa mu Gutemba" (kuva ku Ingano y'Imvura Ikoreshwa mu Gutemba kugeza ku Ingano y'Imvura Ikoreshwa mu Gutemba).
- Ibipimo ntarengwa bya MPE: Kuri metero zo mu cyiciro cya 1, MPE ni ± 5% mu rugero rwo hasi rw'amazi na ± 2% mu rugero rwo hejuru rw'amazi. Kuri metero zo mu cyiciro cya 2, MPE ni ± 3% mu rugero rwo hasi rw'amazi na ± 2% mu rugero rwo hejuru rw'amazi. Izi mbibi zemeza ko gupima bihoraho mu buryo bufatika mu mikoreshereze nyayo.
- Ibisabwa byihariye kuri Metero ntoya: Ku metero ntoya zo mu rugo zipima amazi (urugero: umurambararo wa ≤15 mm), ingingo z'inyongera zishobora gukurikizwa ku ikosa rya "umuvuduko muto w'amazi (Q₃)" kugira ngo harebwe neza uburyo amazi atemba cyangwa agwa.
Ibyiciro byose byagenewe guhuza n'imiterere y'amazi akoreshwa, bihuza ubuziranenge bw'ibipimo n'ubushobozi bwo gukora mu gupima byemewe n'amategeko no mu bucuruzi.
Igihe cyo kohereza: Ugushyingo-18-2025