长江科学院院报 ›› 2014, Vol. 31 ›› Issue (10): 120-123.DOI: 10.3969/j.issn.1001-5485.2014.10.018

• 水力学 • 上一篇    下一篇

丘陵和平原地区表孔水工闸门波浪要素计算方法

祝凤山1, 杜培文1, 房金贤2   

  1. 1.山东省水利勘测设计院 水工机械设计室,济南 250013;
    2.山东水总机械工程有限公司 研发部,济南 250100
  • 收稿日期:2013-11-15 修回日期:2014-10-17 出版日期:2014-10-01 发布日期:2014-10-20
  • 作者简介:祝凤山(1977-), 男, 山东成武人, 高级工程师, 硕士, 主要从事水利金属结构设计及研究, (电话)18605319629(电子信箱)mailzfs@sina.com。

Discussion on the Calculation of Wave Factor of Surface Hole Gates in Hilly and Plain Areas

ZHU Feng-shan1, DU Pei-wen1, FANG Jin-xian2   

  1. 1.Design Department of Hydraulic Machinery,Shandong Survey and Design Institute of Water Conservancy, Ji’nan 250013, China;
    2.Research and Development Department, Shandong Mechanical Engineering Hydroelectric Limited Company, Ji’nan 250100, China
  • Received:2013-11-15 Revised:2014-10-17 Online:2014-10-01 Published:2014-10-20

摘要: 围绕表孔水工闸门波浪要素的计算,在依据《混凝土重力坝设计规范》给出的鹤地水库计算公式,分析了现行采用假设、逐步逼近、迭代等计算方法计算平均波高hm时存在的计算繁琐、误差大的问题,利用MathCAD软件给出了计算简便、结果准确的平均波高的计算方法,提出了波浪压力作用点位置的计算公式,并进行了具体的算例分析。结果表明,该方法较文献[4]提出的《土石坝规范》方法、《荷载规范方法》,计算得出的平均波高hm的精度分别提高了75,10 mm。计算波浪压力时综合考虑了其大小和作用点位置,更为真实地反应了表孔闸门的荷载。

关键词: 平均波高, 累积频率, 闸门, 作用点位置, 波浪压力

Abstract: Calculation formulas for the wave factor of hydraulics surface hole gate at Hedi reservoir given in Design Specification for Concrete Gravity Dam are analyzed. The calculations of mean wave height hm by using hypothesis method, successive approximation method and iterative method are complicated with big errors. In view of this, a convenient and accurate method of calculating mean wave height by using MathCAD software is given, and a formula for calculating the position of action point of the wave pressure is proposed. Calculation examples show that the calculation precision has increased by 75mm, and 10mm respectively than the other two methods. The wave pressure and its position of action point are also considered by this method, and the actual load of surface hole gate is reflected.

Key words: mean wave height, cumulative frequency, gate, position of action point, wave pressure

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