无碳小车设计说明书(一等奖作品)(7)

七 附录

7.1装配图

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7.2耗能分析程序 clear clc tic %符号定义 %重物下降的高度h %小车行驶的路程s %内部能耗系数ypxl n=10000; h=0.5; nn=1000;

ypxl=linspace(0.5,1,n); R2=111/nn; R1=35/nn; m=1; g=9.8; mz=2;

sgm=0.5/nn; for i=1:10

% sgm=(0.1*i+0.2)/nn; %mz=1.75-0.2+0.2*i; R1=R1+20/nn; R2=R2+20/nn;

s=ypxl*m*h/(mz*(1/R1+2/R2)*sgm); s=s/1.045615886000699; plot(ypxl,s); hold on grid on end

plot(0.5,0);

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