用matlab写一段标准s曲线加减速算法并绘图:
时间: 2023-04-02 11:04:24 浏览: 135
好的,我可以回答这个问题。以下是一段标准的 S 曲线加减速算法的 MATLAB 代码,并附带绘图:
```
% 定义加速度和减速度
a = .5; % 加速度
d = -.5; % 减速度
% 定义起始速度和目标速度
v = ; % 起始速度
v1 = 10; % 目标速度
% 定义时间间隔和时间步长
T = 10; % 时间间隔
dt = .01; % 时间步长
% 初始化速度和位移数组
v = zeros(1, T/dt+1);
x = zeros(1, T/dt+1);
% 计算加速段的速度和位移
t = ;
while v(t/dt+1) < v1
v(t/dt+1) = v + a*t;
x(t/dt+1) = v*t + .5*a*t^2;
t = t + dt;
end
% 计算匀速段的速度和位移
while t < T - (v1-v)/d
v(t/dt+1) = v1;
x(t/dt+1) = x(t/dt) + v1*dt;
t = t + dt;
end
% 计算减速段的速度和位移
while t < T
v(t/dt+1) = v1 + d*(t-(T-(v1-v)/d));
x(t/dt+1) = x(t/dt) + v1*dt + .5*d*(t-(T-(v1-v)/d))^2;
t = t + dt;
end
% 绘制速度和位移曲线
t = :dt:T;
subplot(2,1,1);
plot(t, v);
xlabel('时间');
ylabel('速度');
title('标准 S 曲线加减速算法');
subplot(2,1,2);
plot(t, x);
xlabel('时间');
ylabel('位移');
```
希望这个代码可以帮助你实现标准 S 曲线加减速算法,并绘制出相应的曲线。
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