波音787 Inboard LE Ribs（前緣翼肋）

Met the target weight reduction: -12%
Quicker and more robust process development

     “Boeing and partner Spirit AeroSystems are extensively using the OptiStruct optimization tool to design Fixed Leading Edge Wing Ribs. 50 unique rib designs have been created using the process and many are now being produced. The expected weight savings has been achieved.(波音公司及其合作伙伴Spirit AeroSystems廣泛使用OptiStruct優化工具來優化設計前緣翼肋。 已設計出50余個獨特的肋骨并其中大部分已投入制造 ，已經達到預期的減重目標)”

A400M后機身減重

        A400M是歐洲新一代的軍用運輸機，降低自身重量，提高貨物載重量是設計的重要目標之一。EADS采用Altair的結構優化減重技術，對整個后機身進行了重新設計，總體減重效果達到15％以上 。