Using the temperature as the boundary condition field,the transient analysis of fiber coupler in the process of fused biconical taper was accomplished and stress-strain field was obtained.

• 并以此温度场作为边界条件,结合有限元软件对光纤耦合器熔融拉锥过程进行热瞬态数值分析,得到了光纤耦合器在熔融拉伸过程中的应力应变场。