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href='http://www.slifeclub.com/news/248.html'>http://www.slifeclub.com/news/248.html</a>   发布时间?019-05-16 </div> <div id="z20dcbm3sr" class="news_content"> <p><p class="MsoNormal" style="text-align:center;"> <img src="/uploads/image/20190516/20190516141232_0485.png" alt="" /> </p> <p class="MsoNormal"> <a href="http://www.slifeclub.com">pk10修井?/a>作业平台体系虚拟样机规划及相关零件剖?</p> <p class="MsoNormal"> <span>修井机作业平台体系虚拟样机规划及相关零件剖析</span> <span>蒸汽驱注高温不压井作业是油田深层稠油开采技能中的一项重要增产技?/span>,现已得到石油开采的高度重视。修井机作为石油机械中的重要设备,工况较为杂乱。在作业过程?各个体系都会产生动载??得机构简单产生疲惫损坏。为确保体系可以安全可靠,需要在疲惫剖析理论的基础?结合有限元软?对体系进行损害估计与寿命剖析。本文使用虚拟样机仿真技?对作业平台体系、管柱接送体系、机 械大臂起下体系、桁架支撑架建立参数化模?并使用CAE软件进行疲惫剖析。详细剖析计划如?(1)经过对作业平台实践工况的剖析,确认其在作业过程?遭到近似正弦载荷与白噪声载荷的影响。结?经典疲惫理论,拟定出符合此次剖析的应力计算方法、应力组合方法、均匀应力批改方法、存活率的概念。使用CAE软件,剖析其疲惫损害?2)依据管柱接送体系的作业特色,首先用经典力学理论创立体?的数学模?建立液压缸的驱动方程,辅助CAE剖析。其?对体系进行刚柔耦合建模,经过瞬态动力学剖析得出体系的受力变形状况。接着,使用动力学成果结合nCode进行时域应力疲惫剖析,得出体系的疲 劳损?确保可靠性。后,建立夹持机械手模?并进行静力剖析?3)为配合接送体系完结整套的管柱移交,对大臂起下体系进行可靠性剖析。首先对起下体系建立数学模型,使用ADAMS模拟出体系的特性曲 线。其次使用Workbench并进行瞬态动力学剖析,得出体系安全系数与“应力—时刻”的联系曲线。后使用nCode进行时刻步长应力疲惫剖析,确认体系的可靠性?4)<a href="http://www.slifeclub.com">修井?/a><span>剖析桁架支撑架的可靠?/span>,经过对支?架进行谐响应剖析得出梁节点的变形量与加速度随频率改变的曲线。使用nCode设置随机振荡激?对支撑架进行准确的振荡疲惫剖析?</p> <p class="MsoNormal">   </p> <p class="MsoNormal">   </p> <p class="MsoNormal">   </p> <p class="MsoNormal">   </p></p> </div> <div id="z20dcbm3sr" class="pagess"> <ul><div>上一?<a href="249.html">石油修井机新式角传动箱规?/a></div> <div>下一?<a href="247.html">推盘离合器有什么粗浅概?/a></div> </ul> </div> <div id="z20dcbm3sr" class="info_key">相关标签?a href='/key.aspx?k=%d0%de%be%ae%bb%fa'>修井?/a>,</div> </div> <div id="z20dcbm3sr" class="clear"></div> <div id="z20dcbm3sr" class="cateslist"> <dl> <dt>相关产品</dt> <dd> <div id="z20dcbm3sr" class="img"> <a href="http://www.slifeclub.com/supply/99.html" title="修井机厂? rel="nofollow"><img src="http://cmsimgshow.zhuchao.cc/31180/201907091744190323118019420.png?path=www.slifeclub.com/uploads/cp/201907091744190323118019420.png" title="修井机厂? alt="修井机厂?/></a> </div> 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