Update README.md
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README.md
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README.md
@ -12,14 +12,13 @@ You can use it as a sandbox to play with Writerside features, and remove it from
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
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相关资料请访问:
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[](https://www.st.com/en/evaluation-tools/nucleo-g474re.html)
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相关资料请访问:(https://www.st.com/en/evaluation-tools/nucleo-g474re.html)
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(ST的开发板在接口和设计上是深入思考后的产品,在开发中节约了很多时间)
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
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
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相关资料请访问:
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[](https://www.ti.com.cn/tool/cn/BOOSTXL-DRV8301)
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相关资料请访问:(https://www.ti.com.cn/tool/cn/BOOSTXL-DRV8301)
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* 由于这是一个前期验证的项目,硬件电路就先使用杜邦线连接了,后期完善后将会重新设计一块PCB。
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@ -27,7 +26,7 @@ You can use it as a sandbox to play with Writerside features, and remove it from
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此项目使用了ST的cubeMX进行硬件上面的管脚分配,cubemx使用起来十分方便,强烈推荐。
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
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)
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### 接线图与实物图
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<!--todo 需要增加实物接线图-->
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@ -36,40 +35,40 @@ You can use it as a sandbox to play with Writerside features, and remove it from
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### FOC算法(FOC algorithm)
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
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
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#### clack变换
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
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
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
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
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本项目暂时使用的是SPWM调制的正弦波,想要提高效率请使用SVPWM调制马鞍波形(效率可以提高15%)。
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
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
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1,把基变换将其正交化为一个直角坐标系,把三相电流波形的相位变化变成二轴坐标系中α和β矢量长短变化。
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
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
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2,三角函数投影计算过程
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
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
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三角函数复习:
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
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
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摘自:[](https://www.cnblogs.com/sunsky303/p/17248071.html)
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
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
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3,Clarke变换写成矩阵形式
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
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
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4,此为变换后的波形对比图
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
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
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参考资料:
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[](https://zhuanlan.zhihu.com/p/147659820)
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@ -78,17 +77,17 @@ You can use it as a sandbox to play with Writerside features, and remove it from
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1,让转子旋转起来!
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
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
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
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
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2,写成矩阵形式:
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
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
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3,Park变换前后波形对比,已经可以从设置正弦波变为设置Iq 和 Id了。
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
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
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4,Iq代表了期望的力矩输出, Id不需要的,我们希望尽可能把它控制为0。
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