Kungave kurima huku dziri muhusungwa kana kuti dziri dzemahara, panofanira kunge painechikwere chehukukuti huku dzigare kana kuti dzizorore husiku.
Zvisinei, chikwere chehuku chinowanzo vharwa kana kuti chakavharwa zvishoma, uye hwema huri muchikwere chehuku hahuna kunaka, saka chinofanira kugara chichifefeterwa nemhepo nguva dzese.
Gasi rine chepfu rinogadzirwa netsvina harina kunaka kana rakamboshandiswa mumba.
Saka, tinofanira kungwarira dambudziko remhepo inofefetera mumwaka yese. Zvadaro dzidzai kufefetera pamwe chete.
nzira yekufema
Kufefetera kwemuchina kwakakamurwa kuva: kufefetera kwemhepo kunovaka mweya zvakanaka uye kufefetera kwemhepo kunovaka mweya zvisina simba.
Fan inobudisa mweya wakasviba negative pressure inoshandiswa kuburitsa mweya wakasviba nechisimba;
Kumanikidzwa kwakanaka ndekushandisa feni kumanikidza mweya kubuda, uye huwandu hwemhepo hushoma pane hunopinda mweya;
Kufefetera kwechisikigo, mahwindo akavhurika kuti ashandise mhepo yechisikigo uye mhepo yemukati kuti igadzire mhepo inoyerera nemhepo inopisa. Yakakodzera kuvhurikachikwere chehuku, asi kuti ubvise magasi ane chepfu, shandisa mafeni e axial;
Kufefetera kwakasanganiswa kwakakamurwa kuita mativi erefu, nefeni yekubuda nemhepo yakaiswa kune rumwe rutivi rwemadziro emugero uye nzvimbo yekupinda nemhepo kune rumwe rutivi.
Nzira yakatwasuka ndeyekuti feni nenzvimbo inopinzwa mweya zviri pamadziro maviri akatarisana eimba yehuku.
Kufefetera kwechirimo uye kwematsutso
Mumwaka miviri iyi, tembiricha inochinja zvikuru, kubva pakakwirira kusvika pakaderera, saka mhepo inogona kufefeterwa mukati mezuva kana tembiricha yakakwira.
Chero bedzi tembiricha isingaderere kusvika padanho rekuti huku hadzigone kugadzikana, mhepo inofefetera inogona kusimbiswa zvakanyanya sezvinobvira.
Zvikurukuru kuchinjana kwemhepo, gasi reutsi, hunyoro, guruva. Kana tembiricha yadzikira husiku, mhepo inofefetera yakatwasuka haigone kushandiswa, uye mhepo inofefetera yakatwasuka inodiwa.
Shandisa nzira yekufefetedza yakasanganiswa muchirimo nemumatsutso.
Kufefetera kwezhizha
Kufefetera mukati mezhizha kunoderedza kupisa. Mhepo inomhanya zvakanyanya, saka huku dzinonzwa kutonhora zvakanyanya, saka mhepo inogona kusimbiswa muzhizha.
Shandisa mhepo inofefetera kwenguva refu uye gadzira maketeni akanyorova, ayo akakodzera kuvharamatanga ehukuHuwandu hwemhepo inofefetera hunofanira kuverengerwa zvakanyanya, uye huwandu hwemhepo inofefetera hwakakodzera hunotsanangurwa zvichienderana nenzvimbo nenzvimbo yemba yehuku. Kufefetera kwechisikigo, unogona kuvhura magirazi akawanda.
Kufefetera kwechando
Kuti mhepo irambe ichidziya munguva yechando, mhepo yese inobuda mumhepo inofanira kudzimwa, uye mhepo shoma inobuda mumba mehuku inofanira kudzorwa nenguva. Paunenge uchiishandisa zvakanaka, cherechedza kuti mhepo inotonhorera panze haigone kufefeterwa zvakananga nehuku. Cherechedza kuti mhepo inobuda inofanira kusiyaniswa zvichienderana nehukuru hwehuku.
Kufefetera nguva dzose kunodiwa, uye nguva yekufema inotarwa, kazhinji kwete kupfuura kamwe chete pamaminitsi mashanu ega ega. Kana tembiricha ikachinja-chinja zvakanyanya, mira kufefetera.
Nguva yekutumira: Chikunguru-08-2022








