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href="home.php?mod=space&uid=54876">作者：update</a> 阅读<em id="_viewnum">(266)</em> 评论: <a href="http://www.oecr.com/portal.php?mod=comment&id=10035&idtype=aid" title="查看全部评论"><em id="_commentnum">5</em></a></p> <div class="zxfb" ><a href="http://www.oecr.com/portal.php?mod=rss&catid=62" class="y xi2 rss" target="_blank" title="RSS">订阅</a></div> </div> <!--[diy=diysummarytop]--><div id="diysummarytop" class="area"></div><!--[/diy]--> <div class="s"> <div class="ss"><div><span>导读： </span>半导体器件故障预测与健康管理的关键技术包括以下几个方面，希望能够帮助到大家哦！</div> </div> <!--[diy=diysummarybottom]--><div id="diysummarybottom" class="area"></div><!--[/diy]--> <div class="d"> <!--[diy=diycontenttop]--><div id="diycontenttop" class="area"></div><!--[/diy]--> <table cellpadding="0" cellspacing="0" class="vwtb"><tr><td id="article_content"><div> <a href="http://sensor.oecr.com" target="_blank" class="relatedlink">半导体</a>器件故障预测与健康管理的关键技术包括以下几个方面，希望能够帮助到大家哦！</div><div><br></div><div> （1）故障建模技术</div><div><br></div><div> 故障建模技术主要解决故障产生机理和演化规律等问题，直接关系着故障预测的准确度。主要手段是通过实验验证和数据积累，研究器件的故障机理和失效模型。研究基础零部件的故障发展规律，建立元器件级故障预测模型，可为系统级和复杂装备的故障预测奠定<a href="http://theory.oecr.com" target="_blank" class="relatedlink">理论</a>基础、提供经验借鉴。</div><div><br></div><div> （2）数据分析处理技术</div><div><br></div><div> 监测对象的状态参数常常具有多源、高维和非线性等特点。如何通过有效的数据分析处理方式，从现有数据中挖掘有效信息进行故障预测，是数据分析的难点。数据分析处理技术主要解决噪声抑制、滤波、压缩、数据格式统一、数据融合等问题，实现从“数据”到“信息”的过滤，为故障诊断、健康评估和维修决策提供信息支援。</div><div><br></div><div> （3）故障预测与健康评估技术</div><div><br></div><div> 针对半导体器件衰退过程，通过基于模型、数据或阈值判断方法进行故障预测与健康评估，是技术的主要内容之一。目前，<a href="http://electronic.oecr.com" target="_blank" class="relatedlink">电子</a>系统的故障预测、故障诊断理论尚不成熟，半导体器件处于早期故障状态时，器件往往还可正常工作，有效提取特征参数并设计性能优越的识别分类器，是急需解决的问题。健康评估依托监测数据和故障模型，研究监测数据变化趋势，经综合分析，挖掘提炼状态监测数据和过往维修检测数据中反映研究对象健康状态的信息，评估研究对象实际状态。</div><div><br></div><div> （4）剩余使用寿命预测技术</div><div><br></div><div> 剩余使用寿命预测是具有挑战性的技术。判断器件的运行状态和预测器件的剩余使用寿命，能够为后续的性能检查和维修决策提供合理可靠的参考信息，预测性维护还能避免因器件失效导致的整机失效、停机检修。</div><div><br></div><div><p microsoft="" yahei",="" simsun;="" 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