内燃机铝合金活塞疲劳寿命预测研究
CHINA MECHANICAL ENGINEERING(2003)
Abstract
以内燃机铝合金活塞弹塑性有限元计算为基础,研究了高温蠕变影响下铝合金活塞寿命的预测方法,给出了寿命宏观预测公式.针对一具体的高强化柴油机铝合金活塞,计算预测了其寿命,并将计算结果与活塞台架试验及发动机整机可靠性试验数据进行了比较,证明了预测公式及预测方法的可靠性.
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