Makasitomala ambiri m'nyumba zamafakitale otentha kwambiri tsopano akuwonetsa vuto lotere: maluwa ambiri amtundu wa axis amayikidwa muzomera, koma msonkhanowo udakali wodzaza. Makamaka masiku otentha, pali fumbi ndi zonunkhira zambiri. Zinakhudza kwambiri maganizo a antchito. Chifukwa chiyani? Masiku ano, Guangzhou Xikoo Industrial Co., Ltd. azisanthula aliyense. Ngati aliyense wayima pafupi ndi axials aaxials mafani, simungamve ngakhale pang'ono momwe mpweya ukuyendera, ngakhale kuti pali mphepo yambiri pa axis. Mayendedwe ake ndi olunjika. Mpweya wozungulira sumayendetsedwa kawirikawiri. Monga ngati madzi opopera opopera amadzi othamanga kwambiri, atayima pambali pamadzi, thupi lanu silidzanyowa.

The negative pressure fan ili ngati reverse sprayer. Zimatengera mpweya ngati nyanga, osati kungoyendetsa mpweya wa axis fan. M'malo mwake, imatulutsidwa kuchokera kwa mafani. Adzamva kutuluka kwamphamvu kwa mpweya. Makhalidwe ake amatsimikizira kutulutsa kwake kokwanira komanso kothandiza.
Mfundo ina yofunika ndi yakuti pamene khazikitsa akutopa fan, khoma kumbali ya faniyo liyenera kusindikizidwa. Makamaka, palibe mipata kuzungulira fan. Nthawi zambiri timawona makasitomala ambiri akukhazikitsa mafani okakamiza olakwika pawokha, koma msonkhano udakali wodzaza kwambiri, kotero amawona kuti kukakamiza koyipa sikuthandiza. Ndinapita kukawona zochitika zambiri, nthawi zambiri zenera lalikulu.

Pambuyo poika chimphepo, siber pafupi ndi fan inatsegulidwa. Ndizotheka kuti mpweya wambiri umangozungulira mozungulira fan, ndipo, ndithudi, sungathe kuyamwa mpweya kuchokera patali kuchokera ku msonkhano.