无粘结纲筋的后预应力 no bond prestressing ; no bond tensioning ; no bond stretching
无粘结预应力筋 Unbonded tendons ; Prestressing ; unbonded prestressed tendons ; unbonded prestressing tendon
无粘结力筋 unbonded tendons
梁的无粘结预应力筋 unbonded prestressing steel
无粘结的预应力筋 non-bonded tendon
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·2,447,543篇论文数据，部分数据来源于NoteExpress
无粘结筋的变形不符合平截面变形假定，因此由外荷载引起的应力计算比较复杂。
The computation of stress resulted by external load is relatively complex because the deformation of unbonded prestressed strand cannot comply with the plane section assumption.
根据这种方法推导出简便的无粘结预应力筋极限应力计算公式。
Based on the method, a simple formula calculating, the ultimate strength of unbonded prestress tendons was deduced.
无粘结部分预应力混凝土(UPPC)梁桥抗弯强度计算的关键，是如何确定无粘结预应力筋的极限应力。
The key to calculate the ultimate flexural strength of unbonded partially prestressed concrete (UPPC) beam Bridges is how to determine the ultimate stress of unbonded post tensioning tendons.
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