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所在平台: Udemy |
课程主页: https://www.udemy.com/course/liquid-rocket-engine-design/
课程评论：没有评论
课程名称：液体火箭发动机设计（基础与计算） 课程概述： 本课程将深入探讨火箭发动机的热力学与流体动力学，涵盖火箭发动机的基本操作、推进剂选择、供给系统和冷却技术，主要讨论火箭推进剂的热膨胀现象。课程内容包括液体火箭发动机概述、推进剂选择、供给系统、冷却技术、热膨胀、以及推力室和喷管内的气体流动。 设计方程： 在这一部分，我们将讨论火箭发动机的数学公式，特别是如何使用方程计算喷管的轮廓，这对于设计发动机内部超热气体的流动至关重要。内容包括喷射速度、喷管形状设计、喷管扩展面积比、燃烧室设计、喷油器设计、压力供给系统和涡轮泵供给系统等。 建模： 本课程中，我们将介绍3D建模工具的基础知识及其使用软件，学生们将进行相关计算，并利用新学到的3D建模技能设计火箭发动机管道。 课程成果： 学生将能够理解流体动力学和热力学的基础知识；同时能够以数学的方式进行火箭设计，并能够设计CAD模型。 此课程为希望深入探索火箭技术和发动机设计的学生提供了一个全面的学习平台。
INTRODUCTIONThis session will cover the thermodynamics and fluid dynamics of rocket engines and the fundamental operation of rocket engines will be addressed, along with the feed system and cooling techniques. The main topic of discussion is thermal expansion of rocket propellant.Introduction to Liquid Rocket Engine - Propellant Choice - Feed System - Cooling Techniques - Thermal Expansion - Gas Flow in Thrust Chamber and Nozzles.DESIGN EQUATIONWe'll talk about the mathematical formulas for rocket engines in this session. The rocket nozzle's contour is calculated using equations, which is more crucial for designing a smooth flow of superheated gas inside the engine and other essential requirements.Ejecting Velocity - Nozzle Shape Design - Nozzle Expansion Area Ratio - Combustion Chamber Design - Injector Design - Pressure Feed System - Turbo Pump Feed System.MODELLINGIn this lesson, we'll talk about the fundamentals of 3D modelling tools and how to use them with the appropriate software. Additionally, calculations will be made in this session, and students will design the rocket engine tube using their newly acquired 3D modelling skills and the calculations they have generated.3D Modelling Tools - Design Requirements - NASA's CEARUN - Design Calculations - 3D Modelling.COURSE OUTCOMESStudents are capable of comprehending the fundamentals of fluid dynamics and thermodynamics.The design of rockets can be approached mathematically by students.Students can design CAD models.
