原帖由 <i>洞庭</i> 于 2007-3-11 11:30 AM 发表<br><br> <<img src="images/smilies/titter.gif" smilieid="9" alt="" border="0">>這東西叫倒擺 , Kater's reversible pendulum . <p></p>
<<img src="images/smilies/titter.gif" smilieid="9" alt="" border="0">> <p></p>
<<img src="images/smilies/titter.gif" smilieid="9" alt="" border="0">><img src="%3Cimg%20src=" http:="" upload.wikimedia.org="" wikipedia="" commons="" b="" b6="" cart-pendulum.png="" onload="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.alt='Click here to open new window\nCTRL+Mouse wheel to zoom in/out';}" onmouseover="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.style.cursor='hand'; this.alt='Click here to open new window\nCTRL+Mouse wheel to zoom in/out';}" onclick="if(!this.resized) {return true;} else {window.open('http://upload.wikimedia.org/wikipedia/commons/b/b6/Cart-pendulum.png');}" onmousewheel="return imgzoom(this);" alt="" border="0">"> < ... <br><br>哈,这个从理论上的分析早就有一大堆了,问题是怎样做出实物来,哪怕是最简单的模型。我儿子说,他们的贡献是把动力方程式合理地进行参数分解以实现多重单元的联合控制。<br><br>我儿子做的不是理论分析,而是用最简单的方式实现别人的理论研究。他和另一位同学一起做的,花了很长的时间。除开做实物的时间不算,光是控制程序(code)部分就写了好几张CD。<br><br>我儿子用手机拍的实物短片链接(使用quick time播放):<br><a href="http://inc.z9981.com/discuz/attachments/2007/InvertPen1.3gp">http://inc.z9981.com/discuz/attachments/2007/InvertPen1.3gp</a><br><a href="http://inc.z9981.com/discuz/attachments/2007/InvertPen2.3gp">http://inc.z9981.com/discuz/attachments/2007/InvertPen2.3gp</a><br><br><br><br><br>
[ 本帖最后由 糟木匠 于 2007-3-11 12:56 PM 编辑 ] |