We should compare different calculation methods according to the section form, force - bearing status in design of UPPC beam to improve design 's veracity and rationality.
在UPPC梁的设计中，应根据结构的断面形式、受力状态采用不同的计算方法加以比较，以增加UPPC结构设计的准确性及合理性。
The key of calculating flexure strength of UPPC beam is to determine unbounded prestressed tendons ultimate value when the components are under their ultimate load ability.
计算UPPC梁(板)的抗弯强度，关键是确定构件在极限承裁能力时无粘结预应力筋的极限应力值。
The formula for calculating the ultimate stress of unbonded post tensioning tendons and the calculating method of ultimate flexural strength of UPPC beam Bridges are proposed.
在此基础上给出了无粘结预应力筋极限应力计算公式和UPPC梁正截面抗弯强度计算方法。
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