Considering the tangential force applied on a contact spot, the critical area demarcating the elastic and plastic regimes is obtained by comparing the normal elastic load with the normal plastic load.
计及作用于接触斑点上的切向力,通过比较作用于接触斑点上的法向弹性载荷与法向塑性载荷,确定了区分弹性接触与塑性接触区域的临界接触斑点面积。
With the welding spot fatigue lifetime pre-estimation method, by combination of the finite element analysis and stress calculation, the welding spot fatigue damage under actual load can be calculated.
采用焊点疲劳寿命预估方法,通过有限元分析并结合应力计算,即可计算出实际载荷工况下的焊点疲劳损伤。
Traders can hedge price risks in the futures market and keep load balances in the spot market.
交易者可以通过电力期货交易规避价格风险,通过现货市场维持负荷平衡。
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