Igbesi aye gbigbe ni ipa nipasẹ ọpọlọpọ awọn ifosiwewe, pẹlu iru, iwọn, ohun elo, ọna lubrication, ati agbegbe iṣẹ. Iwọn didara giga{1} ni gbogbogbo ni igbesi aye gigun labẹ awọn ipo iṣẹ deede, ṣugbọn awọn iye kan pato nira lati diwọn. Awọn iṣipopada rola dara fun awọn ohun elo giga{3} (agbara fifuye ti o ga julọ), lakoko ti awọn bearings boolu dara fun awọn ohun elo giga{4}}iyara, kekere{5}. Awọn bearings ti o tobi julọ ni gbogbogbo ni awọn igbesi aye gigun. Itọju igbona ti irin didara alloy giga - mu ki lile rẹ pọ si (HRC 58-62) ati wọ resistance, nitorinaa n gbooro igbesi aye gigun. Ọna gbigbẹ jẹ pataki si igbesi aye. Lubrication ti o dara dinku edekoyede (olusọdipúpọ edekoyede<0.0015) and lowers temperature rise (<80°C). Harsh environments (such as high temperatures >120°C and high humidity >80% RH) le kuru igbesi aye ni pataki.
Generator bearings require high load capacity (dynamic load >50kN) ati wọ resistance, ati lilẹ (iwọn IP65) lati daabobo lodi si eruku ati omi. Itọju deede (ṣayẹwo ifisi ni gbogbo awọn wakati 500) ati yiyan giga - awọn agbateru didara (gẹgẹbi awọn ọja ti a fọwọsi ISO 9001) le fa igbesi aye gigun.
