桥梁博士 V3.2 用户疑难解答
同豪土木工程咨询有限公司产品部
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目 录
1. 单元 ..................................................................................................................................................................... 4 1st. 2nd. 3rd. 4th. 5th. 6th. 7th. 8th. 9th. 10th. 11th. 2. 1st. 2nd. 3rd. 4th. 5th. 6th. 7th. 8th. 9th. 10th. 11th. 12th. 3. 1st. 2nd. 3rd. 4th. 5th. 6th. 4. 1st. 全预应力构件中，普通钢筋输入还是不输入?对结果有多大影响？ ................................................ 4 附加截面如何添加钢筋信息？ ............................................................................................................. 4 桥博中预应力钢束相关单元号是怎么用的？...................................................................................... 5 从 CAD 导入截面时不成功的几种可能原因......................................................................................... 5 通用截面拟合时的一个错误 ................................................................................................................. 6 梁格模型中扭矩系数如何计算，对纵梁计算结果有什么影响？ ...................................................... 7 桥博预应力钢束信息中”松弛率”与规范中指定的”松弛系数”是什么关系？ ................................... 8 横梁计算时，其边界约束应该如何控制？........................................................................................ 10 箱梁顶面有横坡时，计算结果可靠吗？............................................................................................ 10 桩土侧向弹性系数该如何输入？ ................................................................................................... 12 桥博能不能计算地锚式悬索桥?...................................................................................................... 19 桥博与荷载横向分布系数计算方法 ................................................................................................... 20 横向分布系数在不同的模型中应填入何值？.................................................................................... 21 桥博横向计算原理 ............................................................................................................................... 22 为何公路荷载时不用指明车道数?...................................................................................................... 24 桥博计算荷载横向分布系数时是否考虑了车轮距路缘石 0.5cm 的距离？ .................................... 25 程序是否会自动考虑 0.5 倍的梯度温度的负稳定效应？................................................................. 25 横向分布计算工具中，“桥面中心线”是全桥宽度的中心线还是分隔带的中心线？..................... 26 荷载横向分布系数计算中，对于汽车荷载的横向分布系数含义解释为“基于一列汽车的”？..... 26 不均匀沉降对话框中如何填写？ ....................................................................................................... 28 空间计算时特载的输入 ................................................................................................................... 28 斜弯桥中的横向分布系数该如何输入？........................................................................................ 29 关于独柱支撑的横隔梁 ................................................................................................................... 30 悬浇挂篮施工模拟方法 ....................................................................................................................... 31 施工阶段永久荷载该如何加载？ ....................................................................................................... 33 收缩、徐变天数程序建议用户在施工阶段内实现，而不在使用阶段实现是为什么？ ................ 33 模拟挂蓝单元时，刚度需要模拟为无穷大吗？................................................................................ 33 关于施工阶段的温度 ........................................................................................................................... 33 为何在挂蓝施工过程中，在挂蓝加载阶段添加了移动荷载但实际并未计入呢？ ........................ 34 预应力构件结果输出中没有区分 A、B 类构件？ ............................................................................. 35
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荷载 ................................................................................................................................................................... 20
2nd. 3rd. 4th. 5th. 6th. 7th. 5. 1st. 2nd. 3rd. 4th. 5th. 6th.
桥博组合位移不正确时的解决方案 ................................................................................................... 36 部分支座的反力为 0？ ........................................................................................................................ 37 桥梁博士能否得到某断面的最不利荷载组合内力的活载加载位臵？ ............................................ 38 规范 9.1.12 中对预应力混凝土受弯构件最小配筋率进行了限制，软件计算结果反映此项不满足 施工阶段永久荷载产生的钢束应力为什么没有? .............................................................................. 40 桥博报表输出时如何调整数据输出的精度？.................................................................................... 41 桥博能否算先张法，与后张法有何不同？........................................................................................ 45 桥博中的不规则截面的几何特性计算方法........................................................................................ 45 横梁计算 ............................................................................................................................................... 46 梁格中程序是否考虑抗扭验算?.......................................................................................................... 46 桥博自带的示例清单 ........................................................................................................................... 47 Windows 新版本与桥博 ....................................................................................................................... 48