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Airbus reports A380 static wing test results

机译:空客报告A380静态机翼测试结果

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Awing rupture has been reported during static tests on Airbus Industrie's A380 wing, occurring just short of the Airbus target safety factor for ultimate load. Airbus anticipates no delays in A380 deliveries. Published sources say the Airbus A380 static test, ongoing since late 2004, saw the structural failure of the wing between the inboard and outboard engines at between 1.45 and 1.5 times the limit load. As is usual with static testing, "limit load" tests - approximating the maximum loads likely during normal service - had been completed, and the company was in the process of applying progressively greater loads to simulate more extreme conditions. The typical "ultimate load" condition is the limit load plus a factor of safety of 1.5. However, the wing ruptured slightly below the 1.5 target. Airbus executive vice president of engineering Alain Garcia deemed the test a success, and was quoted as saying, "This is within 3 percent of the 1.5 target, which shows the accuracy of the finite element model." The wing was deflected more than 24 ft/7.4m when the break occurred.
机译:在空中客车工业公司的A380机翼的静态测试中,曾报告过机翼破裂,该破裂仅比空中客车最终载荷的目标安全系数短。空中客车公司预计A380的交付不会延迟。公开消息来源称,自2004年底开始进行的空中客车A380静态测试发现,内侧和外侧发动机之间机翼的结构故障在极限载荷的1.45倍至1.5倍之间。与静态测试一样,“极限负载”测试(近似于正常使用期间的最大负载)已经完成,并且公司正在逐步施加更大的负载以模拟更极端的条件。典型的“最终负荷”条件是极限负荷加上1.5的安全系数。但是,机翼在1.5目标以下破裂。空中客车公司工程副总裁阿兰·加西亚(Alain Garcia)认为测试是成功的,并被引述说:“这在1.5目标的3%之内,这表明有限元模型的准确性。”发生断裂时,机翼偏转超过24英尺/7.4m。

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