Official Answer
Answer
Ubujyakuzimu bwa $ d $ ni ingenzi kuko bugena ahantu hafatirwa impeta. Umutwaro wemerewe gusunika ushingiye kumiterere ya groove ni $ P_g = \ frac {D \ cdot d \ cdot \ pi \ cdot \ sigma_y} {S} $, aho $ \ sigma_y $ nimbaraga zitanga umusaruro wamazu / shaft. Nubwo impeta yaba ikozwe mubyuma bikomeye, iyo ishyizwe mumazu yoroshye ya aluminiyumu ifite umwobo muto, inzu izahinduka (isahani) ku mizigo yo hasi cyane kuruta ubushobozi bwo gukata impeta. Ba injeniyeri bagomba kuringaniza $ d $ kugirango barusheho kwikorera imitwaro mugihe bareba neza ko uburebure bwurukuta rwikibaho cyangwa bore bihagije kugirango birinde kunanirwa guhangayika.
