HEC-RAS 训练手册

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T R A I N I N G M A N U A L 训练手册

Water Surface Profile Modeling

BOSS INTERNATIONAL, INC

? Copyright 2002 ? All Rights Reserved

Water Surface Profile Modeling

using HEC-RAS使用XX进入管制-随机存取存储器模拟水面轮廓

Chris Maeder, M.S.

BOSS International

History of BOSS International 老板***的历史

_ Started in 1986 -始于1986年

_ University of Wisconsin, Madison spin-off company

–威斯康某某,麦迪逊的副***的培养基地

_ Develop computer applications for the hydraulics, hydrology, groundwater, and

environmental engineering areas

研发了用于水力学,水文学,地下水和环境工程学区域的电脑软件

1

Technical Support技术支持

_ WWW site doc.001pp.com

_ On-line forums 网上论坛

_ E-mailing lists 邮件

_ Email support@bossintl.com

_ Telephone*** 电话***

_ Fax *** 传真***

On-Line Forums 网上论坛

2

E-Mail Support Mailing List 电邮支持的邮件名单

Additional Technical Documents 附加的技术文件

3

What Should You Know? 你需要知道什么?

_ Basic understanding of river hydraulics 基本了解河流水利学

_ The more modeling you have done the better, but not considered a prerequisite 建模做的越多越好,但是要有先决条件

_ Basic computer operations 基本的电脑操作

_ Microsoft Windows 微软视窗操作

_ Course will focus on HEC-RAS as a tool for hydraulic modeling

课程着重于XX进入管制-随机存取存储器作为一种水力建模的工具

Summary of Course 课程摘要

_ Understand water surface profile modeling with HEC-RAS

理解拥有XX进入管制-随机存取存储器的水面轮廓建模

_ Develop confidence in application of HEC-RAS to a variety of modeling problems

树立XX进入管制-随机存取存储器可以应用在各种建模问题的信心

_ Learn how to troubleshoot models 学会充当故障检修员

_ Learn how to review analysis results 学会回顾分析结果

_ Learn advanced modeling techniques 学会先进的建模技术

_ Learn to recognize potential problems in a modeling situation

学会认知建模情况下的潜在问题。

4

Demonstration 示范

_ Lectures will be mixed with live demonstrations of HEC-RAS

课程将与XX进入管制-随机存取存储器的现场示范相结合

_ Lab periods will reinforce lectures 实验阶段将补充讲座

_ Don’t be afraid to get off the beaten path 不要担心不符合惯例

_ Basic tutorial sessions (HEC-RAS tutorials)

基础指南部分(XX进入管制-随机存取存储器指南)

_ Advanced tutorial sessions 先进的指南部分

_ ASK QUESTIONS PLEASE! 请提问

HEC-RAS Modeling Capabilities XX进入管制-随机存取存储器建模容量

_ Computes water surface profiles for steady and unsteady flow conditions

估算稳定和不稳定流动情况下的水面轮廓

_ Models complex bridges and culverts (including multiple openings)

模拟复杂的桥桥梁与管道(包括多重通道)

_ Computes subcritical, supercritical, and mixed flows

估算近乎紧急的,临界的和混XX流

_ Computes floodplain encroachments 估算漫滩侵蚀

_ Models channel modifications 模拟河渠修复

_ Models bridge scour 模拟桥梁冲刷

_ Models flood control structures (ie. Dams) with inline weirs and gated spillways

模拟带有内河堰和泄洪口的洪水控制建筑物

_ Models levees and overtopping levees 模拟防洪堤和高防洪堤

_ Models storage areas (ponds) 模拟储存地区(池塘)

_ Models multiple river networks and looped networks

模拟多样的河流连接系统和循环连接系统

5

Main Window 主要窗口

_ Menu Bar 菜单栏

_ 4 Files used in defining a model 用于定义模型的4个文件

_ Project - Main file 程某某-主要文件

_ Plan - Geometric “plan” layout 计划-几何的计划布局

_ Geometry - Cross-section geometry data 几何学-横截面的几何数据

_ Flow - Discharge boundary conditions 流动-流出变界条件

Starting a New Project 开始一项新的计划

Select “New Project” from the File Menu 从文件菜单中选择“New Project”(新程某某)

6

Entering Geometric Data 进入几何数据

Draw the river as a schematic 画出示意性的河道

Specify the cross section geometry 详细规定横截面几何

Cross Sectional Geometry截面几何

Reach Lengths 流程的长度

Manning Roughness Values 配备粗糙值

Left/Right Bank Stations 左、右岸的位置

Expansion/ContractionCoefficient Values 扩充/收缩系数值

Cross Section Geometry 横截面几何

7

Flow Data 流程数据

Perform the Analysis 执行分析

8

Output Results 输出结果

_ Cross Section Graphical Plots 横截面图解

_ Profile Graphical Plots 剖面图解

_ 3D Perspective Graphical Plot 3维远观图解

_ Rating Curve Graphical Plot 水位流量关系曲线图解

_ Cross Section Output Tables 横截面输出表

_ Profile Output Tables 剖面输出表

_ Report Generator 报告程某某编制器

Cross Section Graphical Plot 横截图

9

Profile Graphical Plot 侧面图

3D Perspective Graphical Plot 3维远观图

10

Rating Curve Graphical Plot水位流量关系曲线图

Cross Section Output Tables横截面输出表

11

Profile Output Tables侧面输出表

Report Generator报告程某某编制器

12

On-Line Help 在线帮助

13

14

HEC-RAS Methodology XX进入管制-随机存取存储器的方法论

HEC-2 & HEC-RAS XX进入管制-2和随机存取存储器

Program Development History 程某某发展历史

_ HEC-2 XX进入管制-2

_ HEC-2 program developed in 1962 by Bill S. Eichert at Tulsa District of the USACE 1962年,由美国原子能委员会的Bill S. Eichert在塔尔萨地区发展了XX进入管制-2程某某。

_ First public release in 1968 于1968年第一次正式发布

_ PC version first released in 1984 于1984年第一次发布在网络上

_ Last version 4.6.2 released in 1991 于1991年发布了最后的版本4.6.2

_ HEC “Next Generation” Software Development XX进入管制”下一代”软件开发

_ Development begins 1990 on RAS, HMS, and other models

于1990年开始对随机存取存储器,英国政府公务和其他模式进行研发

_ HEC-RAS Development History XX进入管制-随机存取存储器发展历史

_ First release in August of 1995 于1995年8月第一次发布

_ Version 2.0 released in July of 1997 于1997年7月发布2.0版本

_ Version 2.2 released in July of 1999 于1999年7月发布2.2版本

_ Version 3.0 released in January of 2001 于2001年1月发布3.0版本

_ Version 3.1 released in January of 2003 于2003年1月发布3.1版本

15

HEC-RAS—The Future and Other Considerations

XX进入管制-随机存取存储器—有关远景和其他方面的考虑

_ Importance of HEC-RAS XX进入管制-随机存取存储器的重要性

_ Foundation for future hydraulic software 未来水力软件的创立

? UNET Unsteady Flow Modeling UNET不稳定流量建模

? Sediment Transport Modeling (HEC-6) 沉淀物运输建模

? More… 更多…

_ Replacement of HEC-2 XX进入管制-2的取代

_ Caution—However! 但是-需谨慎

_ HEC-RAS v3.0 computed WSELs are sometimes significantly higher than HEC-RAS v2.2 at bridges and culverts

XX进入管制-随机存取存储器v3.0在桥梁和管道方面有时比XX进入管制-随机存取存储器v2.2估算WSELs的值更为准确

_ You may want to reconsider which HEC-RAS version you want to use for your model results submittal

你可能需要根据模型提供的结果重新考虑使用哪个HEC-RAS版本

Frequently Asked Questions about HEC-RAS 常见被提及到的HEC-RAS问题

_ Will HEC-RAS really replace HEC-2? HEC-RAS真的能取代HEC-2吗?

_ Yes, it really will. In fact it already has started to significantly replace HEC-2 for many applications.

是的,它会取代的。实际上它已开.经始在很多应用方面取代了HEC-2

_ HEC-RAS’ Microsoft Windows interface allows someone without any prior hydraulic engineering experience to now “submit an engineering study.”

HEC-RAS微软Windows界面允许一些没有水力工程经验的人开始学习工程。

_ HEC-2’s card file interface seemed to keep unexperienced modelers out of this modeling arena.

HEC-2的卡片目录似乎让那些没有应用过的模型脱离这个建模世界。

16

Frequently Asked Questions about HEC-RAS (more)

常见被提及到的HEC-RAS问题(更多)

_ When will HEC-RAS replace HEC-2? HEC-RAS什么时候取代HEC-2

_ Gradually, very few new studies will be started using HEC-2, although HEC-2 will continue to be used for years for some studies involving existing data sets.

逐步的取代,虽然HEC-2将长年被用于包括现已存在的资料设置的一些研究,但是少数研究将会使用HEC-2。

_ It perhaps makes economic sense to keep an existing model in HEC-2 rather than port it to HEC-RAS, since the results between the two models can be significantly different.

也许保持HEC-2现有的模式会获得一些经济效益而不是转向HEC-RAS,因为两种模式可能会有很大的区别。

_ Perhaps run the model in both HEC-RAS and HEC-2, and submit the model results that are best for your client.

或许同时使用HEC-RAS 和 HEC-2并提交模式结果会让客户满意。

Frequently Asked Questions about HEC-RAS (more)

常见被提及到的HEC-RAS问题(更多)

_ Does FEMA accept HEC-RAS for Flood Insurance Studies?

FEMA能接受HEC-RAS应用在水灾保险研究中吗?

_ Yes, HEC-RAS is accepted by FEMA for flood insurance studies.

是的,HEC-RAS被FEMA接受应用在水灾保险研究中。

_ Some submittal agencies prefer to see models submitted using HEC-2.

一些供销商倾向使用HEC-2的模式

_ HEC-2 models tend to be easier to review since the input files use a “card file” format, and those experienced enough to read these input files can see the modeler’s intent when they built the model.

HEC-2模式往往更易检查从使用”卡片目录”输入的资料,并且通过充分阅读这些输入资料看出当初建此模式的意图

17

Frequently Asked Questions about HEC-RAS (more)

常见被提及到的HEC-RAS问题(更多)

_ Which model (ie., HEC-RAS or HEC-2) should you use?

应该使用哪种模式(如HEC-RAS 或是HEC-2)?

_ The more tools (ie., engineering models) you have in your “toolbox”, the more adept you will be at modeling different situations.

“工具箱”里的工具越多(如工程模式),越能熟练的画出不同情况下的模式

_ HEC-2 is still a very accepted and well regarded model.

HEC-2仍然被广泛接受和认同

_ What is the purpose of your model? 模式的目的是什么?

? If floodplain modeling, then consider both HEC-2 and HEC-RAS and choose the lower WSEL rise, since this best benefits your client.

如果是漫滩模式,考虑HEC-2和HEC-RAS两种,并选择低点的WSE 内容过长,仅展示头部和尾部部分文字预览,全文请查看图片预览。 cedure (or system) for troubleshooting your model.

为解决模拟中的问题研制一个程某某(或系统)

_ Get a notebook and document what you have tried.

为你所试验过的方法拟定一个笔记本和文件

_ Save your files and note what you have done to change it from the last run.

保存你的文件并注意你是如何从上一次运行中改变的

_ Saving stages of your development efforts allows you to immediately return to the prior stage that was working when you hit a dead-end.

当你走投无路时,保存你研究过程的尝试水位可以使你立刻返回到先前的阶段。

_ Stay simple and systematic and then add complexity

保持简单和系统化,然后再添加复杂性

594

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