In the past, research on stress increment of unbonded tendons in unbonded prestressed concrete structures was mainly confined to simple flexural members and experimental research was mainly adopted.
过去,人们对预应力混凝土结构中无粘结筋应力增量的研究多以试验手段为主。
参考来源 - 简支梁板中无粘结筋应力增量计算方法研究Research on stress increment and control stress under archorage.
3．无粘结部分预应力混凝土结构锚下应力增量和锚下控制应力的取值的研究。
参考来源 - 无粘结部分预应力混凝土梁在铁路桥梁上的应用研究初探·2,447,543篇论文数据，部分数据来源于NoteExpress
Research on law of stress increment of unbonded tendons in continuous prestressed concrete beam and slab;
比较了有粘结与无粘结力筋两种预应力混凝土结构的优缺点。
The bending stress and the stress increment of uneven loaded wire stress above the average stress are taken as secondary stress in the thesis.
本文研究的次应力包括主缆局部弯曲应力和超出平均应力的钢丝不均匀应力增量。
The theoretical result shows that the direction of plastic strain increment is determined by the direction of principal stress and stress increment.
从理论上说明塑性应变增量的方向不仅与应力的主方向有关，还与应力增量的方向有关。
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