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所在平台: Udemy |
课程主页: https://www.udemy.com/course/open-channel-hydraulics/
课程评论：没有评论
课程名称：开放式渠道水力学 课程概述：本课程最适合土木工程专业的学生及所有与水工程相关的人员。课程分为五个部分，共17节课，每节课涵盖与开放式渠道流动相关的具体主题。 第一部分：开放式渠道流动引论 在本部分，您将学习开放式渠道流动的定义、示例和特征。了解开放式渠道的几何形状、流动类型之间的区别，以及如何使用雷诺数和弗劳德数对不同的开放式渠道流动模式进行分类。 第二部分：流量和速度分布 本部分将介绍速度分布及排水管道流动与开放式渠道流动之间的区别。此外，您将了解在开放式渠道中造成流动运动的各种力的计算方法。 第三部分：开放式渠道设计 在此部分，您将学习不同用途的开放式渠道设计，如何选择合适的横截面，以及如何使用曼宁公式和谢兹公式计算均匀流中的正常水深和流量。同时，您还将学习开放式渠道中的剪切分布，并根据剪切应力设计稳定的横截面。 第四部分：开放式渠道能量原理 您将在这一部分了解特定能量及其主要方程、备用水深，以及如何计算不同横截面的临界水深。您还将学习关于水力跃迁的性质以及何时发生水力跃迁的相关知识。 第五部分：开放式渠道渐变流动 在本部分中，您将学习分析开放式渠道中的渐变流动，这是一种非均匀稳态流动。您将掌握如何分类渠道床坡度及不同水曲线的形式，选择合适的曲线，并学习如何绘制堰、闸门和自由溢流的水面轮廓。 本课程将对水工程领域的学习和实践提供重要的理论基础和实用技能。
This course is best suitable for civil engineering students and all personal involved in water engineering. This course is structured into five sections with 17 lectures, each covering a specific topic related to open channel flow.The sections are as follows:Section 1: Introduction to Open Channel FlowIn this section, there are definitions, examples and characteristics of open channel flow. You will know the geometry of the open channel, the difference between flow types. You will learn also how to use the Reynold's and Froude numbers to classify different types of open channel flow regimes.Section 2: Flow Rate and Velocity DistributionIn this section, you will know the velocity distribution, and the difference between flow through pipe and flow through open channel. You will also know how to calculate the forces cause flow motion in open channel.Section 3: Design of Open Channels.In this section, you will learn how to design open channels for various purposes. You will learn how to select the appropriate cross-section. You will learn how to use the Manning equation and the Chezy equation to calculate the normal depth and the discharge in uniform flow. You will learn how to design open channels for uniform flow using various criteria. You will also learn shear distribution in open channel and how to design the stable cross section according to shear stress.Section 4: Energy Principle in Open ChannelIn this section you will know the specific energy and main equation for it. You will know the alternate depths and how to calculate the critical water depth for different cross sections. You will also know what the hydraulic jump is, its properties and when it occurs.Section 5: Gradually Varied Flow in Open ChannelsIn this section, you will learn how to analyze gradually varied flow in open channels, which is a type of nonuniform steady flow. You will know how to classify the channel bed slope, the different groups of water curves which occur and how to select the suitable curve. You will also learn how to sketch the water surface profile for weir, gate and free out fall.
