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l-l--_--- Ch.1 Power calculation lR^,*1 1.1 Estimation f the power oss n the transmission xpressed n terms of efficlency: 16:=O.9) bevel gearset efficiency qBD:= 0.9r V-belt efficiency nRB:= 0.91 rolling element bearing efficiency TITOT:= nG.rtBDtR; 1.2 Calculation f the total Dower eouired o drive he transmission: Input ata: tE-],frfr, KA PII PE M =: - ,ITOT 1.3 Selected electric motor: . nEM Tor:= :- ''II . 'TOT tBD._ tR =zero:* OOO--1 lco'=r:'g Interpolate he values ngpl = 9501 1,4 Overall ransmission atio s: lEo'==:q 1. 5 V-belt ransmission atio s: 1.6 nput speed or the gear box s: nE M nI := -;- IB D PI I Pl:= ------ NG'NR l =Tit Ve*f c"u il ( J"'/r^-/r= ) l;;;H t.7 Power ransmitted y the pinlon of the gear set s:

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