Open Access
 Issue JNWPU Volume 40, Number 5, October 2022 1046 - 1054 https://doi.org/10.1051/jnwpu/20224051046 28 November 2022

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

## 1 BIBCI变换器

 图1BIBCI变换器的详细电路图
 图2BIBCI变换器的主要波形
 图3BIBCI变换器的等效电路图(包含Req和Leq)

## 2 改进型降阶模型

 图4BIBCI变换器的改进型降阶模型

## 4 控制器设计

 图5控制器结构

## 5 实验验证

### 5.1 实验平台

 图6BIBCI变换器的原理样机

BIBCI变换器的重要参数

### 5.2 模型实验验证

1) 传统的降阶平均模型, 在文献[1-2]中提出;

2) 本文提出的改进型降阶平均模型。

 图7传递函数的波特图

### 5.3 控制器实验验证

vCL环的PI调节器参数为kpvCL=0.01, kivCL=3 000 (V·s)-1; iDCL环参数为kpIm=0.001 A-1, kiIm=3 000 (A·s)-1图 8展示了一个调制周期内vA, vB和耦合电感电流iL的波形。图 9展示了双闭环控制器的实验测试时的波形, 将参考值vCL*和设i*DCL为100 V和-5 A, 此时高压侧外部电源对超级电容进行充电。

 图8每个调制周期的波形
 图9双闭环控制器实验测试
 图10三闭环控制器下突加负载测试

## References

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BIBCI变换器的重要参数

## All Figures

 图1BIBCI变换器的详细电路图 In the text
 图2BIBCI变换器的主要波形 In the text
 图3BIBCI变换器的等效电路图(包含Req和Leq) In the text
 图4BIBCI变换器的改进型降阶模型 In the text
 图5控制器结构 In the text
 图6BIBCI变换器的原理样机 In the text
 图7传递函数的波特图 In the text
 图8每个调制周期的波形 In the text
 图9双闭环控制器实验测试 In the text
 图10三闭环控制器下突加负载测试 In the text

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