n mafuta oteteza mu thiransifoma nthawi zina amatha kukhudzana ndi mpweya. Zitha kukhala panthawi yotsegula chilichonse chomwe sichinatchulidwe kapena chifukwa cha kutayikira m'matangi amafuta kapena mizere yolumikizana nayo. Chifukwa cha zomwe makutidwe ndi okosijeni mumafuta a thiransifoma amachitika, zomwe zimachulukirachulukira chifukwa cha kutentha komanso kupezeka kwa zinthu zomwe zimathandizira ngati chitsulo, mkuwa ndi zitsulo zosungunuka mumafuta a transformer.

kusintha mtundu wa yotengedwa zosungunulira ndi methyl lalanje kapena phenolphthalein chizindikiro motero, kapena kudziwa pH mtengo wa zosungunulira yotengedwa pogwiritsa ntchito mita acidity kutsimikizira ngati pali asidi sungunuka ndi zamchere mu yotengedwa zosungunulira.

Makina athu ali ndi mwayi pansipa:
¯ Kupanga kosavuta ndikukwaniritsa zofunikira za GB/T 259.

¯ Mphamvu yotentha imatha kusinthidwa mosalekeza. Zosavuta kuzilamulira.

¯ Yosavuta kugwiritsa ntchito. Zotsatira zake ndi zolondola.