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Hang Zhang - IEEE Xplore Author Profile
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Hang Zhang

Publications
18
Citations
99
Publications by Year
20172023
Co-Authors:
Show All Co-Authors (26)
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Hang Zhang

Affiliation

Key Laboratory of Power Electronics and Electric Drive
Institute of Electrical Engineering
Chinese Academic of Science, Beijing, China

Publication Topics

Biography

Hang Zhang was born in Hebei, China, in 1991. He received the B.S. degree in electrical engineering from Shijiazhuang Railway University, Hebei, China, in 2015. He is currently pursuing the Ph.D. degree in power electronics and power drives with the Institute of Electrical Engineering, Chinese Academy of Sciences, Beijing, China.,His research interests include circuit topology, analysis, and control of high-power electronic converters, especially its applications in high- or medium-voltage direct current fields.(Based on document published on 9 January 2020).
Publications
18
Citations
99
Publications by Year
20172023
Co-Authors:
Show All Co-Authors (26)
Author's Published Works

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A Medium Voltage Photovoltaic DC Transmission System Based on Current Source Actively Commutated Converter

Hang Zhang;Zixin Li;Fei Xu;Fanqiang Gao;Cong Zhao;Baiyan Sun

2023 26th International Conference on Electrical Machines and Systems (ICEMS)
Year: 2023 | Conference Paper |
Cited by: Papers (1)
In order to improve power efficiency of medium voltage photovoltaic dc transmission system, a novel topology based on current source actively commutated converter (ACC) is proposed. It mainly consists of ACC on the medium/low voltage side and uncontrolled rectifier bridge unit. The most significant feature of the topology is that the operating frequency of ACC on the medium voltage side is consist...Show More

A Medium Voltage Photovoltaic DC Transmission System Based on Current Source Actively Commutated Converter

Hang Zhang;Zixin Li;Fei Xu;Fanqiang Gao;Cong Zhao;Baiyan Sun

Year: 2023 | Conference Paper |

A Multilevel Current Source Actively Commutated Converter With the Control Strategy

Hang Zhang;Zixin Li;Fei Xu;Fanqiang Gao;Cong Zhao;Baiyan Sun

2023 26th International Conference on Electrical Machines and Systems (ICEMS)
Year: 2023 | Conference Paper |
Cited by: Papers (1)
In order to improve power quality and reduce the difficulty of power semiconductor devices in series, a multilevel current source actively commutated converter (ACC) is proposed in this paper. It mainly consists of several power modules with series connection on dc current (DC) side and parallel connection on alternating current (AC) side. Each module output three-level square wave current with di...Show More

A Multilevel Current Source Actively Commutated Converter With the Control Strategy

Hang Zhang;Zixin Li;Fei Xu;Fanqiang Gao;Cong Zhao;Baiyan Sun

Year: 2023 | Conference Paper |

Analysis and Optimization of Energy Balancing Control Strategies for Cascaded Multilevel Energy Storage Inverter

Fanqiang Gao;Zixin Li;Fei Xu;Hang Zhang;Ziqiang Li;Cong Zhao;Wenchao Xue

IECON 2023- 49th Annual Conference of the IEEE Industrial Electronics Society
Year: 2023 | Conference Paper |
Cited by: Papers (1)
Energy balancing control in cascaded multilevel energy storage inverters (CMESIs), which consist of distributed energy storage devices across power modules (PMs), poses a significant challenge. Existing studies have identified limitations and shortcomings in achieving energy balance through differential power distribution to individual PMs. This paper presents a comparative analysis of two establi...Show More

Analysis and Optimization of Energy Balancing Control Strategies for Cascaded Multilevel Energy Storage Inverter

Fanqiang Gao;Zixin Li;Fei Xu;Hang Zhang;Ziqiang Li;Cong Zhao;Wenchao Xue

Year: 2023 | Conference Paper |

A Model Predictive Current Control Method based on Boundary Restriction for Medium-speed Maglev Train

Hang Zhang;Ruihua Zhang;Peng Zhang;Yumei Du

2022 25th International Conference on Electrical Machines and Systems (ICEMS)
Year: 2022 | Conference Paper |
Cited by: Papers (1)
In this paper, a model predictive current control method based on boundary restriction (BR-MPCC) is proposed for the medium-speed maglev train. Compared with the traditional switching frequency decreasing method based on the cost function (CF-MPCC), the proposed novel method is free from weights and without changing the cost function itself. Simulation results show that the BR-MPCC scheme reduces ...Show More

A Model Predictive Current Control Method based on Boundary Restriction for Medium-speed Maglev Train

Hang Zhang;Ruihua Zhang;Peng Zhang;Yumei Du

Year: 2022 | Conference Paper |

A hybrid synchronous and phase-shifted control strategy for DC transformer

Hang Zhang;Cong Zhao;Zixin Li;Fanqiang Gao;Fei Xu;Yaohua Li

2022 25th International Conference on Electrical Machines and Systems (ICEMS)
Year: 2022 | Conference Paper |
A hybrid synchronous and phase-shifted control strategy is proposed for DC transformer (DCT) in this paper. This configuration of DCT is composed of multiple series resonant dual active bridges (SRDABs). It employs the open-loop synchronous control strategy on some SRDABs and the closed-loop phase-shifted control strategy on the others. It achieves zero current switching (ZCS) for SRDABs controlle...Show More

A hybrid synchronous and phase-shifted control strategy for DC transformer

Hang Zhang;Cong Zhao;Zixin Li;Fanqiang Gao;Fei Xu;Yaohua Li

Year: 2022 | Conference Paper |

Characteristics Analysis of a Novel Air-Core High Frequency Transformer Based Dual Active Bridge Series Resonant Converter

Hang Zhang;Cong Zhao;Baiyan Sun;ZiXin Li;Fanqiang Gao;Fei Xu;Yaohua Li

IECON 2022 – 48th Annual Conference of the IEEE Industrial Electronics Society
Year: 2022 | Conference Paper |
A dual active bridge series resonant converter (DABSRC) is proposed with the isolation of an air-core high frequency transformer (ACT) in this paper. It reduces the weight of the transformer without the magnetic core which improves the gravimetric power density of DABSRC. It adopts crossed figure-eight shaped windings to ensure high coupling capability of ACT. In addition, the simplified ACT T-typ...Show More

Characteristics Analysis of a Novel Air-Core High Frequency Transformer Based Dual Active Bridge Series Resonant Converter

Hang Zhang;Cong Zhao;Baiyan Sun;ZiXin Li;Fanqiang Gao;Fei Xu;Yaohua Li

Year: 2022 | Conference Paper |

A Fuzzy Feedforward Current Compensation Strategy for Permanent Magnet Linear Synchronous Motors

Peng Zhang;Ruihua Zhang;Hang Zhang;Jinquan Zhu

2022 IEEE 5th International Electrical and Energy Conference (CIEEC)
Year: 2022 | Conference Paper |
The maglev train is a large inertia system. In order to improve the dynamic response of the train speed, it is usually necessary to add feedforward compensation with a mass term to the speed loop. However, the mass of maglev trains changes as passengers get on and off. In this paper, a fuzzy control strategy is proposed to estimate the mass of the maglev train, which avoids the problem that the ma...Show More

A Fuzzy Feedforward Current Compensation Strategy for Permanent Magnet Linear Synchronous Motors

Peng Zhang;Ruihua Zhang;Hang Zhang;Jinquan Zhu

Year: 2022 | Conference Paper |

Accelerated Electromagnetic Transient (EMT) Equivalent Model of Solid-State Transformer

Chenxiang Gao;Moke Feng;Jiangping Ding;Hang Zhang;Jianzhong Xu;Chengyong Zhao;Zixin Li;Gen Li

IEEE Journal of Emerging and Selected Topics in Power Electronics
Year: 2022 | Volume: 10, Issue: 4 | Journal Article |
Cited by: Papers (8)
Accurate and efficient electromagnetic transient (EMT) simulation of various types of solid-state transformers (SSTs) is extremely time-consuming due to the complex module structure, flexible topology connections, large number of electrical nodes, and simulation time steps limited in the range of microseconds. Therefore, it is urgent to develop the EMT equivalent modeling and fast simulation of SS...Show More

Accelerated Electromagnetic Transient (EMT) Equivalent Model of Solid-State Transformer

Chenxiang Gao;Moke Feng;Jiangping Ding;Hang Zhang;Jianzhong Xu;Chengyong Zhao;Zixin Li;Gen Li

Year: 2022 | Volume: 10, Issue: 4 | Journal Article |

Extended-State-Observer Based Model Predictive Control of a Hybrid Modular DC Transformer

Hang Zhang;Yaohua Li;ZiXin Li;Cong Zhao;Fanqiang Gao;Fei Xu;Ping Wang

IEEE Transactions on Industrial Electronics
Year: 2022 | Volume: 69, Issue: 2 | Journal Article |
Cited by: Papers (21)
Due to the power interaction between the phase-shifted dual active bridges (PSDABs) and series resonant dual active bridges (SRDABs) in the hybrid modular dc Transformer (HMDCT), it is difficulty to optimize current stress based on the transferred power. An extended-state-observer based model predictive control (ESO-MPC) strategy with the extended phase shift (EPS) is proposed to optimize the curr...Show More

Extended-State-Observer Based Model Predictive Control of a Hybrid Modular DC Transformer

Hang Zhang;Yaohua Li;ZiXin Li;Cong Zhao;Fanqiang Gao;Fei Xu;Ping Wang

Year: 2022 | Volume: 69, Issue: 2 | Journal Article |

High-Frequency-Link Current Stress Optimization of Cascaded H-Bridge-Based Solid-State Transformer With Third-Order Harmonic Voltage Injection

Yujie Hu;Zixin Li;Hang Zhang;Cong Zhao;Fanqiang Gao;Long Luo;Kedong Luan;Ping Wang;Yaohua Li

IEEE Journal of Emerging and Selected Topics in Power Electronics
Year: 2021 | Volume: 9, Issue: 1 | Journal Article |
Cited by: Papers (30)
Cascaded H-bridge (CHB) -based solid-state transformer (SST) consists of CHBs and dual active bridge (DAB) converters. Series-resonant DAB converters (SRCs) are widely used for its advantages of soft switching characteristic and simple control. However, the high-frequency-link (HFL) currents of SRCs contain double-line-frequency harmonic fluctuation in three-phase CHB-based SST, resulting in high ...Show More

High-Frequency-Link Current Stress Optimization of Cascaded H-Bridge-Based Solid-State Transformer With Third-Order Harmonic Voltage Injection

Yujie Hu;Zixin Li;Hang Zhang;Cong Zhao;Fanqiang Gao;Long Luo;Kedong Luan;Ping Wang;Yaohua Li

Year: 2021 | Volume: 9, Issue: 1 | Journal Article |

A Redundant Design and Control Strategy for Hybrid Dual Active Bridges Based DC Transformer

Hang Zhang;Yaohua Li;Fanqiang Gao;ZiXin Li;Cong Zhao;Fei Xu;Ping Wang;Chenyu Zhang

2020 IEEE 9th International Power Electronics and Motion Control Conference (IPEMC2020-ECCE Asia)
Year: 2020 | Conference Paper |
Cited by: Papers (6)
In this paper, a hot-standby redundant design and its control strategy are proposed for hybrid dual active bridges (HyDABs) based DC Transformer (DCT). This configuration of DCT is characterized with two types of isolated dc-dc converter, phase-shifted DAB (PSDAB) and series-resonant DAB (SRDAB). To achieve high reliability of SRDABs, several controllable PSDABs are connected with SRDABs in parall...Show More

A Redundant Design and Control Strategy for Hybrid Dual Active Bridges Based DC Transformer

Hang Zhang;Yaohua Li;Fanqiang Gao;ZiXin Li;Cong Zhao;Fei Xu;Ping Wang;Chenyu Zhang

Year: 2020 | Conference Paper |

A Model-Predictive-Control Strategy for Hybrid Dual Active Bridges Based DC Transformer

Hang Zhang;Yaohua Li;ZiXin Li;Cong Zhao;Fanqiang Gao;Fei Xu;Ping Wang;Chenyu Zhang

2020 IEEE 9th International Power Electronics and Motion Control Conference (IPEMC2020-ECCE Asia)
Year: 2020 | Conference Paper |
Cited by: Papers (4)
In order to improve dynamic performance and robustness, a model predictive control (MPC) strategy is proposed for a hybrid dual active bridges (HyDABs) based DC transformer (DCT). Based on the power transmission characteristics, a dynamic first-order linear discretization model is established. Moreover, a two-step-ahead prediction algorithm is used to deal with one-sampling time delay. The traditi...Show More

A Model-Predictive-Control Strategy for Hybrid Dual Active Bridges Based DC Transformer

Hang Zhang;Yaohua Li;ZiXin Li;Cong Zhao;Fanqiang Gao;Fei Xu;Ping Wang;Chenyu Zhang

Year: 2020 | Conference Paper |

Enhancement of ZSVI by Circulating Current Injection for Full-Bridge MMC With Low Energy Storage Requirements

Cong Zhao;Kedong Luan;Hang Zhang;Zixin Li;Ping Wang;Yaohua Li

IEEE Journal of Emerging and Selected Topics in Power Electronics
Year: 2020 | Volume: 8, Issue: 4 | Journal Article |
Cited by: Papers (11)
A full-bridge submodule (FBSM)-based modular multilevel converter (FB-MMC) provides additional freedom for modulation index selection, and it has overwhelming advantages in terms of handling dc short circuit faults and reducing FBSM capacitance. This paper analyzes the impact of reactive power on the FBSM capacitance reduction of the FB-MMC with zero-sequence-voltage injection (ZSVI), which indica...Show More

Enhancement of ZSVI by Circulating Current Injection for Full-Bridge MMC With Low Energy Storage Requirements

Cong Zhao;Kedong Luan;Hang Zhang;Zixin Li;Ping Wang;Yaohua Li

Year: 2020 | Volume: 8, Issue: 4 | Journal Article |

A New Control Strategy for Converters Based on Hybrid Switch

Lianyong Wei;Zixin Li;Hang Zhang;Fei Xu;Fanqiang Gao;Cong Zhao;Ping Wang;Yaohua Li

2019 IEEE 4th International Future Energy Electronics Conference (IFEEC)
Year: 2019 | Conference Paper |
Cited by: Papers (2)
A control strategy for hybrid switch (HyS) consisting of SiC MOSFET and Si IGBT is proposed for converter applications in this paper. With this method, the MOSFET and IGBT in the HyS are operated in turn with switching-on period ratio of 1: n. Therefore, the oscillation problem in the conventional HyS can be suppressed effectively. The efficiency of the inverter studied in this paper can also be i...Show More

A New Control Strategy for Converters Based on Hybrid Switch

Lianyong Wei;Zixin Li;Hang Zhang;Fei Xu;Fanqiang Gao;Cong Zhao;Ping Wang;Yaohua Li

Year: 2019 | Conference Paper |

A Partial-Capacity Converter for Advanced Co-phase Traction Power Supply System

Yujie Hu;Zixin Li;Ming Lei;Cong Zhao;Hang Zhang;Ping Wang;Yaohua Li

2019 IEEE Energy Conversion Congress and Exposition (ECCE)
Year: 2019 | Conference Paper |
Cited by: Papers (6)
In this paper, a novel partial-capacity converter (PC) configuration is proposed for advanced co-phase traction power supply system. This converter is characterized with a reduced capacity compared with the conventional full-capacity converter which must be capable of transmitting the total load power. For capacity reduction, a Scott traction transformer is connected in series with the proposed co...Show More

A Partial-Capacity Converter for Advanced Co-phase Traction Power Supply System

Yujie Hu;Zixin Li;Ming Lei;Cong Zhao;Hang Zhang;Ping Wang;Yaohua Li

Year: 2019 | Conference Paper |

A Novel Three-Stage Power Electronic Transformer for AC/DC Conversion

Hang Zhang;Yaohua Li;Zixin Li;Fanqiang Gao;Cong Zhao;Yujie Hu;Ping Wang

2019 IEEE 28th International Symposium on Industrial Electronics (ISIE)
Year: 2019 | Conference Paper |
Cited by: Papers (3)
In this paper, a novel three-stage power electronic transformer (PET) is proposed for AC/DC conversion. Compared with the existing PET topologies, the feature of the proposed PET is the decreased number of the power conversion stages. The mixed-frequency synchronous control strategy is also presented, which fulfills unity power factor (UPF) at the AC input stage and zero current switching (ZCS) in...Show More

A Novel Three-Stage Power Electronic Transformer for AC/DC Conversion

Hang Zhang;Yaohua Li;Zixin Li;Fanqiang Gao;Cong Zhao;Yujie Hu;Ping Wang

Year: 2019 | Conference Paper |

Study on a spoon shape magnetic core contactless transformer for the ICPT system in railway transportation

Hang Zhang;Yumei Du;Liming Shi;Ruihua Zhang

2017 IEEE Transportation Electrification Conference and Expo, Asia-Pacific (ITEC Asia-Pacific)
Year: 2017 | Conference Paper |
Cited by: Papers (2)
Contactless transformer is a key part of the inductive contactless power transfer (ICPT) system. In this paper, a contactless transformer is proposed with spoon shape magnetic cores. With 3D finite element methods (FEM), this paper calculates coupling coefficients of the transformer at different inner lateral side distances and end bending angles and extension lengths of the magnetic cores, obtain...Show More

Study on a spoon shape magnetic core contactless transformer for the ICPT system in railway transportation

Hang Zhang;Yumei Du;Liming Shi;Ruihua Zhang

Year: 2017 | Conference Paper |

Study on a high coupling coefficient contactless transformer for the ICPT system in railway transportation

Hang Zhang;Yumei Du;Liming Shi;Ruihua Zhang

2017 20th International Conference on Electrical Machines and Systems (ICEMS)
Year: 2017 | Conference Paper |
Cited by: Papers (2)
Contactless transformer is the key part of the inductive contactless power transfer (ICPT) system. In this paper, a high coupling coefficient contactless transformer is proposed with asymmetric trapezoidal shape cores. With 3D finite element methods (FEM), this paper calculated coupling coefficients of the transformer in different inner lateral side distances and bending angles of the magnetic cor...Show More

Study on a high coupling coefficient contactless transformer for the ICPT system in railway transportation

Hang Zhang;Yumei Du;Liming Shi;Ruihua Zhang

Year: 2017 | Conference Paper |

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