乐高机器人EV3搭建图Bonus---SUP3R-CAR-geared-up

X4SUP3RCARgearedup!Inthisbonuschapter,youwillmodifytheSUP3RCARtomakeitfaster!Usinggears,youcanincreasethespeedofthedrivingwheels.Theprogramneedstobemodifiedaswell.Actually,onlytheDriveMyBlockmustbechanged,toaccommodateforthewheelschangeofpositionanddirectionofmotion.Findoutmoreon!3Pushthe8saxlesin,untiltheyalmosttoucheachotherinthemiddle.4ChapterX4SUp3rCargearedUp!56ChapterX4AddthesubassembliesbacktocompletetheSUP3RCAR.SUp3rCargearedUp!7editingtheDriveMyBlockYoushouldedittheDriveMyBlock,becauseaddingthegearschangedthepositionoftherearwheels.Inparticular,youmustchangethevaluesofthetwoConstantblocks.Changethefirstblockparameterto77(thehalf-distancebetweentherearwheelsislargerthanbefore).ChangetheparameterofthesecondConstantblockto145(thedistancebetweenthefrontandtherearwheelsaxesisdecreased).Thegearschangedthespeedandalsothedirectionofrotationoftherearwheels.So,changetheformulasoftheMathblocksbyremovingtheminussigninfrontoftheaparameter,gettingtheformulasva*(1-0.017*b*c/d)anda*(1+0.017*b*c/d).