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title: (必修)自动控制实践A实验 | ||
weight: 9 | ||
toc: true | ||
editURL: "https://github.com/HITSZ-OpenAuto/AUTO3016/edit/main/README.md" | ||
math: true | ||
--- | ||
最近由 吴俊达 更新于 2024.9.23,更新内容:更新课程名和文档 (#9) | ||
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![Static Badge](https://img.shields.io/badge/%E8%80%83%E6%9F%A5%E8%AF%BE-green) | ||
![Static Badge](https://img.shields.io/badge/课程设计-green) | ||
![Static Badge](https://img.shields.io/badge/%E5%AD%A6%E5%88%86(21级)-1-moccasin) | ||
![Static Badge](https://img.shields.io/badge/%E5%AD%A6%E5%88%86(22级)-1.5-moccasin) | ||
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![Static Badge](https://img.shields.io/badge/%E6%88%90%E7%BB%A9%E6%9E%84%E6%88%90-gold) ![Static Badge](https://img.shields.io/badge/实验报告-10%25*9=90%25-wheat) ![Static Badge](https://img.shields.io/badge/答辩-10%25-wheat) | ||
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![Static Badge](https://img.shields.io/badge/总学时40-gold) ![Static Badge](https://img.shields.io/badge/实验4学时*10-moccasin) | ||
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## 课程基本信息 | ||
- 课程信息见文件《实践A课程设计 PPT1.2 1110》。如要查看详细思路,请看 WJD_REPORT 文件夹下的答辩 ppt。 | ||
- 简单来说,就是制作一块有刷直流电机驱动板,包含 PWM 发生模块(用TL494)、功放(L298,没错,从大一用到现在的 L298)、编码器(测转速)、电流采集芯片(ACS712)。最后再用这块板子测试一些直流电机基本特性。这其中也训练一些焊接技能。 | ||
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## 课程建议 | ||
- 这是本科期间与硬件最为相关的一门课程了,但是做出来的成品含金量只有大二甚至大一学生的水准。 | ||
- 去年(2023)叫课程设计,今年(2024)叫实验。从名字的更改也能看出,其实并没有什么设计的感觉,因为选型都是老师决定好的,所有的报告和答辩,其实都只是在帮老师阐释这个选型的合理性。 | ||
- 用的接线方式是在下发的 PCB 板上飞杜邦线。说是为了锻炼学生设计能力,实则一是完全不符合工程做法,二是完全没有设计感—— 安排得明明白白的模块,有什么设计思维可言? | ||
- 但我还是要说,虽然选型没有要求,但对于电路结构、参数的设计还是有一些要求。对于从来没有接触过硬件设计的同学,这门课程姑且相当于入门。据我观察,有许多同学在设计 TL494 电路时,完全不会阅读手册,甚至很清晰的典型应用也没读明白,最后靠抄别人电路通过;不关注模块前后关系,输出的电平等级直接烧毁后级的 L298;测量电机机械特性时,转矩的数量级大多是错误的。从这点上说,还真的需要锻炼一下。 | ||
- 但不要因为这门课而对从事硬件工程师工作产生不切实际的幻想。实际硬件设计需考虑的东西要复杂得多。 | ||
- 学长锐评:过家家,不如直接做 FOC。 | ||
- 我的锐评:是什么让学生过家家也过不清楚了? | ||
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> 文/ [Oliver Wu](www.github.com/OliverWu515),2024.9 | ||
## 资料下载 | ||
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如果你是校内学生,可移步至 <a href='https://open.osa.moe/openauto/AUTO3016'>open.osa.moe</a> 查看本门课程的电子书、课件和实验软件等。 | ||
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## 参与 | ||
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《HITSZ 自动化课程攻略共享计划》是所有同学都可以参与编写的,如果你有好的笔记或者资料,欢迎前往我们的 [GitHub](https://github.com/HITSZ-OpenAuto) 进行参与,也可以发邮件至 [📮[email protected]](mailto:[email protected]) 联系我们,我们会在收到的第一时间进行答复。 | ||
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{{< callout type="" >}} | ||
© 版权声明:[知识共享署名-非商业性使用-相同方式共享 4.0 国际许可协议](https://creativecommons.org/licenses/by-nc-sa/4.0/) | ||
{{< /callout >}} |
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