Isihluzi somoya sisixhobo esingundoqo senkqubo yokucoca umoya womoya. Isihluzi sidala ukuxhathisa emoyeni. Njengoko uthuli lokucoca lukhula, ukuxhathisa isihluzo kuya kwanda. Xa isihluzi sinothuli kakhulu kwaye ukuxhathisa kuphezulu kakhulu, isihluzo siya kuncitshiswa ngumthamo womoya, okanye isihluzo siya kungena ngokuyinxenye. Ngoko ke, xa ukuxhathisa kwesihluzi kunyuka kwixabiso elithile, isihluzo siya kuchithwa. Ke ngoko, ukusebenzisa isihluzo, kufuneka ube nomjikelo wobomi ofanelekileyo. Kwimeko apho isihluzo singonakaliswanga, ubomi benkonzo ngokuqhelekileyo bunqunywe ngokuchasa.
Ubomi benkonzo yokucoca kuxhomekeke kwizinto eziluncedo kunye nezingeloncedo, ezifana: izinto zokucoca, indawo yokucoca, ukwakhiwa kwesakhiwo, ukuchasana kokuqala, njl njl. Kwakhona kuhambelana nokugxininiswa kothuli emoyeni, umthamo womoya wangempela, kunye nokusekwa kokumelana kokugqibela.
Ukuqonda umjikelo wobomi ofanelekileyo, kuya kufuneka uqonde utshintsho ekuchaseni kwayo.Okokuqala, kufuneka uqonde ezi nkcazo zilandelayo:
I-1. Ilinganiswe ukuchasana kokuqala: Ukuchasana kokuqala okubonelelwa ngesampulu yokucoca, i-curve yesici sokucoca okanye ingxelo yovavanyo lokucoca phantsi komthamo womoya.
2. Ukuchasana kokuqala koyilo: ukuchasana kokucoca phantsi koyilo lwenkqubo umthamo womoya (kufuneka unikezwe ngumyili wenkqubo yomoya).
3. Ukuchasana kokuqala kokusebenza: ekuqaleni kwenkqubo yokusebenza, ukuchasana kwesihluzi. Ukuba akukho sixhobo sokulinganisa uxinzelelo, ukuchasana phantsi komthamo womoya woyilo kunokuthathwa kuphela njengento yokuqala yokuchasana nokusebenza (umthamo womoya osebenzayo awukwazi ukulingana ngokupheleleyo nomthamo womoya woyilo);
Ngethuba lokusebenza, ukuchasana kwesihluzi kufuneka kuhlolwe rhoqo ukuze kudlule ukuchasana kokuqala (isixhobo sokujonga ukuchasana kufuneka sifakwe kwicandelo ngalinye lokucoca) ukugqiba ixesha lokubuyisela isihluzo.Umjikelo wokubuyisela wesihluzi, bona itheyibhile engezantsi (ireferensi kuphela):
| Ukusebenza kakuhle | Kucetyiswa uxhathiso lokugqibela Pa |
| G3 (Erhabaxa) | 100-200 |
| G4 | 150~250 |
| F5~F6(Phakathi) | 250~300 |
| F7~F8(HEPA kunye nePhakathi) | 300~400 |
| F9~H11(Sub-HEPA) | 400~450 |
| HEPA | 400~600 |
Okukhona isihluzo simdaka, kokukhona sikhula ngokukhawuleza ukuxhathisa. Ukuxhathisa okuphezulu ngokugqithisileyo akuthethi ukuba ubomi bokucoca buya kwandiswa, kwaye ukuxhathisa ngokugqithiseleyo kuya kubangela ukuba inkqubo yokupholisa umoya ibe nokuhla okubukhali kumthamo womoya. Ukuxhatshazwa okuphezulu okugqithisileyo akukhuthazwa.
Ixesha lokuposa: Jan-02-2013