ï»?!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 雕塑中的模态分析是什么? - 贵阳市经开区汉唐雕å¡?/title> <meta name="keywords" content="雕塑"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <link rel="stylesheet" href="/template/gzhtds001/lib/style.css" type="text/css" media="all"> <link rel="stylesheet" type="text/css" href="/template/gzhtds001/lib/css.css" > <link rel="stylesheet" type="text/css" href="/template/gzhtds001/lib/zzsc.css" > <link rel="stylesheet" href="/template/gzhtds001/lib/global.css" > <link rel="stylesheet" href="/template/gzhtds001/lib/index1.css" > <meta http-equiv="Cache-Control" content="no-transform" /> <meta http-equiv="Cache-Control" content="no-siteapp" /> </head> <div class="top"> <div class="top_center"> <div class="top_hy">贵阳市经开区汉唐雕塑äؓ您免è´ÒŽä¾?a href="http://www.ccy804.com">贵阳雕塑</a>ã€?a href="/supply/">贵阳城市雕塑公司</a>ã€?a href="/news/">贵阳雕塑ä»äh ¼</a>½{‰ç›¸å…³ä¿¡æ¯å‘布和资讯åQŒæ•¬è¯·å…³æ³¨ï¼</div> <div class="top_r"><script type="text/javascript" src="http://home.nestcms.com/13926/stat/"></script></div> </div> </div> <div class="top_header"> <div class="header_con"> <div class="c_l"> <p>诚信企业åQŒå“è´¨ä¿è¯?/p> <span>能想到的 汉唐雕塑都能å?/span> </div> <div class="c_right"></div> </div> </div> <div class="nav"> <div class="nav_center"> <ul> <li><a href="/" ><span>é¦?™å?/span></a></li> <li><a href="/about/" ><span>公司½Ž€ä»?/span></a><dl> <dd><a href="/about/" >走近我们</a></dd> <dd><a href="/about/about2.html" >企业文化</a></dd> <dd><a href="/about/about6.html" >资质证书</a></dd> </dl></li> <li><a href="/download/" ><span>工程案例</span></a></li> <li><a href="/supply/" ><span>雕塑制品</span></a> <dl> </dl> </li> <li><a href="/news/" ><span>新闻中心</span></a> <dl> <dd><a href="/news/gsxw/" >公司新闻</a></dd> <dd><a href="/news/dszs/" >雕塑知识</a></dd> </dl> </li> <li><a href="/buy/" ><span>设计师风é‡?/span></a></li> <li><a href="/about/about2.html" ><span>服务介绍</span></a></li> <li><a href="/contact/" ><span>联系我们</span></a></li> </ul> </div> </div> <div class="case-warp csort"> <div class="case-sort"> <div class="weizhi"> <div class="xwdt"> <p>新闻中心</p> </div> <div class="dqwz1">当前位置åQ?a href="/">首页</a> > <a href="/news/dszs/">雕塑知识</a> > 详细内容</div> </div> </div> </div> </div> <div class="main1"> <div class="mainn"> <div class="mleft"> <div class="leftnr"> <div class="leftbt"> <h1 style="font-size:22px;text-align:center;">雕塑中的模态分析是什么?</h1> <div class="zuozhe">来源åQ?a href='http://www.ccy804.com/news/222.html'>http://www.ccy804.com/news/222.html</a> 旉™—´:2020-02-29 </div> </div> </div> <div class="left_xx"></div> <div class="left_content"> <span style="font-family:SimSun;font-size:16px;">雕塑中的模态分析在¾l“构的地震作用确定过½E‹ä¸­æ˜¯å¿…不可ž®‘的一个环节,用于¼‹®å®š¾l“构的自振特性,即结构的固有频率和振型ã€?/span><br /> <span style="font-family:SimSun;font-size:16px;">¾l“构的固有频率和振型是结构本íw«æ‰€å›ºæœ‰çš„极光™‡è¦çš„力学性能åQŒå°†ç›´æŽ¥å½±å“åˆ°é£Žå’Œåœ°éœ‡è¿™ä¸¤ç±»åŠ¨åŠ›è¯‚²ä½œç”¨äºŽç»“构自íw«çš„效应åQŒå˜q‡æ¥åQŒå®ƒä»¬åˆæ˜¯è¡¡é‡ä¸€ä¸ªç»“构质量和刚度是否合理的重要指标。模态分析的实质是一¿Uåæ ‡è{换,其目的在于把原物理坐标系¾lŸä¸­æè¿°å“åº”的向量,攑ֈ°æ‰€è°“的“模态坐标系¾lŸâ€ä¸­æ¥æ˜q°è¿™ä¸€åæ ‡¾pȝ»Ÿçš„每一个基向量是振动系¾lŸçš„一个特征向量ã€?/span><br /> <span style="font-family:SimSun;font-size:16px;">˜qç”¨˜q™ä¸€åæ ‡¾pȝš„好处是:利用各特征向量之间的正交性,可ä‹É描述响应向量的各个坐标互相独立而无耦合åQŒä¹Ÿž®±æ˜¯æ ÒŽ®¾l“构的振动方½E‹å¯å¾—到的两个不同频率所属的固有振型之间是正交关¾p»ï¼Œ˜q™æ ·ž®±å¯å•ç‹¬å¾—到每一振型对响应所作的贡献åQŒäؓ以后的振型组合提供了理论依据。因此,模态分析的关键在于得到振动¾pȝ»Ÿçš„特征向量ã€?/span><br /> </div> <div class="context"> <ul> <div>上一æ?<a href="223.html">不锈钢雕塑的化学成分¾l“构介绍</a></div> <div>下一æ?<a href="221.html">‹¹®é›•çš„表现手法和技å·?/a></div> </ul> <div class="tag">相关标签åQ?a href='/key.aspx?k=%e9%9b%95%e5%a1%91'>雕塑</a>,</div> <div class="comment_list"><div class="title3"> <div class="title3_l">相关信息</div> </div> <ul> <li><a href="/news/237.html" target="" title="雕塑设计更具个性化" >雕塑设计更具个性化</a></li> <li><a href="/news/236.html" target="" title="雕塑设计的灵™ì‚赋äº? 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