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Editorial board

Counselor:

CHEN BoshiMA Xiaoliang

Chairman:

Xu Dianguo

Vice Chairman:

Li YongdongZhang ChenghuiTan GuojunWen XuhuiZhang XingWang QunjingRuan XinboCai XuHua weiZheng DapengYang MingYang Xu

Founded in 1959, electric drive is in charge of Tianjin Electric Research Institute Co., Ltd. (formerly Tianjin electric drive design and Research Institute), sponsored by Tianjin Electric Research Institute Co., Ltd. and China automation society. It is an authoritative core journal in the field of electric drive automation in China, and the statistical source journal of Chinese scientific and Technological Papers (Chinese scientific and technological core journal) RCCSE, a Chinese core journal, was selected as one of the journals. It is a dual effect Journal of China's journal matrix, an excellent journal of Tianjin, and a first-class Journal of Tianjin. It is publicly distributed at home and abroad.

With the purpose of "reporting the advanced technology and product trends in the field of electric drive automation at home and abroad, publishing scientific research achievements and summarizing practical experience, promoting scientific and technological exchanges, communicating industry and product information and cultivating talents", it has been published by the database of Japan Science and Technology Promotion Agency (JST), the database of Chinese Core Journals (selection), VIP, Wanfang Super star and other well-known databases at home and abroad have been included in Peking University's "overview of key items of Chinese Core Journals" for 8 consecutive times, which has a wide impact on relevant industries at home and abroad.

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Adaptive Control Strategy for Energy Storage Systems Based on Crisscross Optimization Algorithm
Issue 04, 2024 download preview

REN Xuan，CHEN Tong，DONG Lizhi，HUANG Lingtong，ZHANG Mingxia

Abstract：When a large number of energy storage devices are integrated into the power grid through a virtualsynchronous generator（VSG），improper selection of control parameters in traditional fixed inertia and dampingcontrol strategies can lead to long adjustment times or large overshoot，and fail to fully leverage the flexibleadvantages ...更多
Mechanism-data-fusion-driven Fault Diagnosis Method for Interconnected Conversion Systems
Issue 04, 2024 download preview

SHI Liguo，LI Yanzhen，LI Yuanfu，GUAN Xuelin，XU Zhigen，ZHANG Mingyuan

Abstract：Three-level neutral-point-clamped（3L-NPC）interconnected converters have been widely used inthe AC-DC hybrid distribution grids due to their superiorities of large capacity and high power quality. However，their working conditions are always with high power，varying load，and limited heat dissipation，etc.，with a highopen-circuit f...更多
Frequency Domain Modeling and Design of Current Source Type Dual Active Bridge High-frequency Link for Flexible Interconnection
Issue 04, 2024 download preview

HU Yujie，ZHU Shenglong，WU Shaolei，FENG Yu，WANG Ming，LOU Wei

Abstract：The flexible DC interconnection of medium and low voltage can improve the flexibility andreliability of the distribution network，and the dual active bridge converter is a key link in achieving voltageconversion and electrical isolation in flexible interconnection equipment.The current source resonant dual activebridge utilizes...更多
DC Voltage Fluctuation Suppression Strategy of Flexible Interconnected Device Based on Torricelli Poin
Issue 04, 2024 download preview

ZHOU Qi，WANG Chenqing，KONG Xiangping

Abstract：Considering that the problem of voltage fluctuations on the DC side caused by the three-phaseimbalance of the AC grid of the flexible interconnection device，a DC voltage fluctuation suppression strategy forflexible interconnection device based on the Torricelli point was proposed. Firstly，by defining the Torricelli pointof the...更多
FMSS Positive and Negative Sequence Current Compensation VSG Control When Three-phase Voltage Imbalance Occurs in the Power Grid
Issue 04, 2024 download preview

WANG Zhengqi，WEI Wei

Abstract：Flexible multi-state switch（FMSS） is a new type of power electronic device that replacestraditional tie switches and is applied to modern distribution networks. It can optimize the consumption andregulation of distributed power sources in modern distribution networks. The FMSS controlled by VSG is notaffected by the deteriorat...更多
Coordinated Control Strategy for Multi-terminal Flexible Interconnection System in Distribution Network
Issue 04, 2024 download preview

TAO Yan，WANG Chenqing，ZHENG Mingzhong，YUAN Yubo，KONG Xiangping，LIN Jinjiao

Abstract：With the rapid development of the society and economy and the accelerated construction of newpower systems，flexible interconnection has gradually become an important technical means for upgrading thestructure and enhancing the flexible regulation ability of distribution network. A power coordinated control strategyfor engineer...更多
Research on DAB Voltage Control Based on Double-integral Sliding Mode Control
Issue 04, 2024 download preview

WANG Huahan，ZHAO Shiwei

Abstract：A dual active bridge（DAB）DC-DC converter voltage control strategy based on double-integralsliding mode control was proposed，which can obtain good control effect under the condition that the modelaccuracy requirements are low and the controller design process is simple. Firstly，the reduced-order model of theconverter was establ...更多
Partial Power Conversion Based DC/DC Converter with Fast Voltage Regulating
Issue 04, 2024 download preview

YANG Zhenyu，WANG Wei，XU Wenzheng，ZUO Zhiling，CHEN Changqing

Abstract：The telecommunication power supply applied in 5G base stations can save energy consumption byreducing the output voltage when the equipment works in standby state. Nevertheless，frequent and rapid outputvoltage regulating of the converters is challenging. To solve this problem，the concept of partial power conversionwas adopted ...更多
Research and Application of Variable Period Mean Sampling in Cycloconverter Speed Regulation System
Issue 04, 2024 download preview

ZHANG Xudong，WANG Yangyang，LI Xiaolong，LÜ Jin

Abstract：Aiming at the problem that the ripple content of current and voltage in cycloconverter speed controlsystem is large and the ripple period is time-varying，the real-time sampling value is not suited for feeding back tothe speed control system directly，a variable period mean sampling algorithm was proposed. Firstly，the algorithmt...更多
Multi-stage and Multi-attribute Distribution Network Planning Project Optimal Selection Model and Its Solution
Issue 04, 2024 download preview

DENG Jiahao，LIN Lingxue，ZHU Lin，WU Zilong

Abstract：Up to now，the distribution network planning project optimization method rarely considered theimpact of the speed of load growth on the power supply efficiency of the project and the year when the project isselected，and rarely considered the urgency，technical benefit and economic benefit of the project at the same time.Therefor...更多

Design and Simulation of Helicopter Aviation Electromagnetic Transmitting Coil
Issue 22, 2022 download preview

LIU Weijie，ZHANG Yiming，CUI Longfei，ZHANG Dong，WANG Xuhong

Abstract: The transmitting coil in the aviation electromagnetic transmitting system was took as the researchobject，considered the influence of the parameters of the transmitting coil on the peak value of the transmitting current，used finite element software，the coil model was established. The skin effect and proximity effect caused by ...更多
Dynamic Characterization Study on Series Short-circuit of SiC MOSFET and Si IGBT
Issue 21, 2022 download preview

ZHANG Tian，SONG Mingxuan，FENG Yuan，HE Fengyou

Abstract: Aiming at the series short-circuit phenomenon caused by device breakdown and control failure，based on the half-bridge structure，the different series short-circuit dynamic sharing voltage characteristics of SiCMOSFET and Si IGBT were analyzed. At the same time，the principle of series short-circuit voltage sharing wasanalyzed c...更多
Vector Control of Stand-alone Doubly-fed Wind Power Generation System Under Unbalanced Loads
Issue 20, 2022 download preview

ZHANG Fangyuan，JING Yun，WANG Dan

Abstract: A vector control method based on the modified super-twisting observer and non-singular terminalsliding mode was proposed for stand-alone doubly-fed wind power generation systems under unbalanced loads. The fundamental frequency and double frequency components of the rotor current were observed by the modified supertwisting ob...更多
Adaptive Cooperative Control Based on Improved VSM for Traction Power Supply System of Urban Rail Traffic
Issue 17, 2022 download preview

YANG Chengshun，LIU Guofu，DAI Yuchen，ZHANG Dongdong，HUANG Xiaoning

Abstract: An adaptive cooperative control strategy based on improved virtual synchronous machine（VSM）technology was used to improve the traction power supply system of urban rail transit. Firstly，the improved VSMwas used as an one-time control to make the urban rail trains have the external characteristics of synchronousmachine and cer...更多
SOC Estimation of Battery Based on DFFRLS and Neural Network-ASRUKF Algorithm
Issue 17, 2022 download preview

GU Zhongfan，CHENYuwei，LI Cheng′ao，ZHANG Dechun，HUANG Hai

Abstract: The 3.5 V/20 A•h lithium iron phosphate battery was taken as the research object.Aiming at the onlineestimation of its state of charge（SOC），the second-order Thevenin equivalent RC circuit model was established，and a joint SOC estimation algorithm was proposed by combining BP neural network，dynamic forgetting factor recursive ...更多
Design and Application of Fault Diagnosis Strategy for Circuit Breaker Based on Segmented FFT
Issue 15, 2022 download preview

CHAI Bin，SHI Lei，LIU Zhiyuan，XU Hui

Abstract: The circuit breaker of AC filter in converter station is an important part of HVDC system. Theoccurrence of internal faults will directly affect the stable operation of HVDC system. In view of the fault diagnosisof the circuit breaker for filter，an efficient online monitoring method was proposed to diagnose the health status ...更多
Analysis of the Influence of High-order Electromagnetic Force Waves on the Vibration Characteristics of IPMSM for Electric Vehicles
Issue 13, 2022 download preview

HE Wendan, LI Xiaohua, ZHAO Rongjian, FENG Anhui

Abstract: The main vibration of interior permanent magnet synchronous motor（IPMSM）with integer slot multipole pair for electric vehicles is the vibration at 0-order and 2p-order natural frequencies, which are generally believed to be caused by the spatial electromagnetic force waves of 0-order and 2p-order. In order to study the contri...更多
Start-up Control Method of PMSM Air-conditioner Compressor
Issue 10, 2022 download preview

XIANG Baicheng，LI Sheng，XU Zheng，LI Guangming

Abstract: Regarding the problem of instability in the start-up process of permanent magnet synchronous motor（PMSM）air-conditioner compressor caused by different operating conditions，and combined with the characteristics of shaft error speed closed-loop control，a set of three-stage start-up application program pertinent to rotor positio...更多
Short-term Load Forecast of Industrial Park Based on Deep Data Aware
Issue 06, 2022 download preview

HU Bo，LI Tong，WANG Yihe，CUI Jia，YANG Junyou，XU Junjin

Abstract: Combined with the feature extraction ability of self-coding and the time series analysis ability oflong short-term memory（LSTM），a short-term load forecasting model based on LSTM self-coding was proposed.First of all，based on the basic principle and flow of the depth model，the functional characteristics of the automatic encoder...更多

Application Problems of High-performance Inverter-fed Motor Drive Systems
Issue 02, 2020 download preview

MA Xiaoliang

Abstract: Several problems and their solutions of high-performance inverter-fed motor drive systems wereintroduced: the features and some matters needing attention of two- closed-loop systems; how to improve speedfollowing performance during starting and breaking and to improve anti-disturb ability by means of predictive control technique...更多
Adaptive Control Strategy for Energy Storage Systems Based on Crisscross Optimization Algorithm
Issue 04, 2024 download preview

REN Xuan，CHEN Tong，DONG Lizhi，HUANG Lingtong，ZHANG Mingxia

Abstract：When a large number of energy storage devices are integrated into the power grid through a virtualsynchronous generator（VSG），improper selection of control parameters in traditional fixed inertia and dampingcontrol strategies can lead to long adjustment times or large overshoot，and fail to fully leverage the flexibleadvantages ...更多
Mechanism-data-fusion-driven Fault Diagnosis Method for Interconnected Conversion Systems
Issue 04, 2024 download preview

SHI Liguo，LI Yanzhen，LI Yuanfu，GUAN Xuelin，XU Zhigen，ZHANG Mingyuan

Abstract：Three-level neutral-point-clamped（3L-NPC）interconnected converters have been widely used inthe AC-DC hybrid distribution grids due to their superiorities of large capacity and high power quality. However，their working conditions are always with high power，varying load，and limited heat dissipation，etc.，with a highopen-circuit f...更多
Frequency Domain Modeling and Design of Current Source Type Dual Active Bridge High-frequency Link for Flexible Interconnection
Issue 04, 2024 download preview

HU Yujie，ZHU Shenglong，WU Shaolei，FENG Yu，WANG Ming，LOU Wei

Abstract：The flexible DC interconnection of medium and low voltage can improve the flexibility andreliability of the distribution network，and the dual active bridge converter is a key link in achieving voltageconversion and electrical isolation in flexible interconnection equipment.The current source resonant dual activebridge utilizes...更多
DC Voltage Fluctuation Suppression Strategy of Flexible Interconnected Device Based on Torricelli Poin
Issue 04, 2024 download preview

ZHOU Qi，WANG Chenqing，KONG Xiangping

Abstract：Considering that the problem of voltage fluctuations on the DC side caused by the three-phaseimbalance of the AC grid of the flexible interconnection device，a DC voltage fluctuation suppression strategy forflexible interconnection device based on the Torricelli point was proposed. Firstly，by defining the Torricelli pointof the...更多
FMSS Positive and Negative Sequence Current Compensation VSG Control When Three-phase Voltage Imbalance Occurs in the Power Grid
Issue 04, 2024 download preview

WANG Zhengqi，WEI Wei

Abstract：Flexible multi-state switch（FMSS） is a new type of power electronic device that replacestraditional tie switches and is applied to modern distribution networks. It can optimize the consumption andregulation of distributed power sources in modern distribution networks. The FMSS controlled by VSG is notaffected by the deteriorat...更多
Coordinated Control Strategy for Multi-terminal Flexible Interconnection System in Distribution Network
Issue 04, 2024 download preview

TAO Yan，WANG Chenqing，ZHENG Mingzhong，YUAN Yubo，KONG Xiangping，LIN Jinjiao

Abstract：With the rapid development of the society and economy and the accelerated construction of newpower systems，flexible interconnection has gradually become an important technical means for upgrading thestructure and enhancing the flexible regulation ability of distribution network. A power coordinated control strategyfor engineer...更多
Industry Application and Development Trend of Inverter for Hydrogen Fuel Cell Air Compressor
Issue 11, 2023 download preview

LIU Juan，HU Xiaolei，TENG Yiyina，ZHANG Shiqi，ZHANG Zhe

Abstract: Hydrogen fuel cells air compressor is an important accessory of hydrogen fuel cell，but the high costcaused by its high energy consumption hinders the further development of hydrogen fuel cell. In recent years，theindustry has gradually adopted variable frequency drives to control the operation of hydrogen fuel cell aircompress...更多
Summary on Related Standards About Measurement Power Savings of Parallel Compensation Device
Issue 07, 2023 download preview

KONG Fanting，CHEN Jian，DI Meixian，FU Baoxin，WANG Jianquan

Abstract: Electric power system is becoming more and more power electronization with each passing day，additional losses of the power grid caused by the power quality problem is becoming more and more serious witheach passing day. Solving the power quality problem has become the new way to help the power grid to save energyand reduce co...更多
Research on High Frequency LLC Converter Based on GaN
Issue 02, 2023 download preview

RONG Zhenshuai，CHI Yingchao，SUN Zhan，WANG Yijie，XU Dianguo

Abstract: The arrival of the 5G era has put forward higher requirements for the power system，that is，theconverter is required to have high efficiency，high power density，and rapid dynamic response. In response to thisproblem，the third generation of wide bandgap semiconductor device gallium nitride（GaN）transistors was used. A new type of...更多

Design of Electrical Transmission System Based on C2000 Series DSP
Issue 03, 2024 download preview

LU Guijun，JIA Pengfei，WANG Yubo，LIU Jing，YU Shouquan

Abstract： Permanent magnet synchronous motors play an important role in industrial automation，automotive，aerospace，household appliances，and other fields due to their high efficiency，high power density，good torque performance，and ease of control. However，in the field of electrical transmission，it is not onlynecessary to accurately contr...更多
Research on Semi⁃bridgeless PFC Circuit Technology with Self⁃drive Synchronous Rectifier
Issue 03, 2024 download preview

SUN Tao，WANG Tao

Abstract: The semi-bridgeless dual Boost power factor correction（PFC）circuit can obtain higher conversionefficiency without increasing common mode noise，but the return current of the input AC terminal producesadditional losses on the introduced diodes，which reduces the conversion efficiency. The replacement of diodes withMOS transistor...更多
Design of High Speed Solenoid Valve Control Instrument for Aeroengine Based on Hysteresis Control
Issue 03, 2024 download preview

ZHOU Qun，XIA Haogang，CAI Xiyu，LIN Dong，YAN Tiesheng

Abstract：The amplitudes of strong pull-in current and hold-on current passing through the high speedsolenoid valve were regulated accurately by using hysteresis control to realize pulse width modulation of thevoltage of fast solenoid valve，the duty cycle of the current pulse passing through the high speed solenoid valvewas controlled b...更多
Analysis and Calculation for Leakage Current Component of Circulating Current in High Voltage Cable Sheath
Issue 03, 2024 download preview

CHEN Xiaoru，HUANG Longyi，LAI Shengjie，YANG Mingjia，WANG Zeqing，XIA Chengjun

Abstract：The circulating current of metal sheath in high voltage cable is the superposition of induced currentcomponent and leakage current component. At present，the calculation of induced current component is relativelymature，but the calculation of leakage current component is insufficient，which affects the final circulating currentca...更多
Research on High and Low Voltage Ride⁃through of Permanent Magnet Wind Turbine Based on VSG
Issue 03, 2024 download preview

KONG Lingqing，HE Shan，DONG Xinsheng，LI Ji，YANG Dingqian，HU Shuai

Abstract: In order to solve the problem of voltage and frequency fluctuations at the grid-connected point of thepermanent magnet wind turbine during high and low voltage ride-through，a virtual synchronous generator（VSG）was proposed to control the grid-side converter to improve the inertia and damping of the permanent magnet wind power ...更多
Voltage Regulation Control Method of Ion Thruster Screen Grid Power Supply
Issue 03, 2024 download preview

CUI Qian，ZHOU Jiemin，DING Zhengdao，QIN Jina，GAO Yiqing，JIANG Pengchuan

Abstract：In order to solve the problem of overvoltage and overcurrent in the process of load sudden changefor ion thruster screen grid power supply，the phase shift pulse frequency modulation（PS-PFM）was used tostabilize the output voltage of the LLC resonant converter. When the sampling voltage is lower than the lower limitof the set va...更多
Improved Dynamic Response Characteristics of TPC Output Voltage Based on MPC
Issue 03, 2024 download preview

DAI Hui，LIU Yuxiang，LI Guorun，WANG Jianyuan，LIU Jingwen，TAN Wanqi

Abstract：Three port converter（TPC）has the characteristics of high integration，high power density andsingle-stage conversion between ports，but at the same time，the energy flow is affected by the interaction ofmultiple variables. Model predictive control（MPC）was introduced to optimize the dynamic response of outputvoltage in order to imp...更多
Adaptive Virtual Inertia Control of New Energy Based on LQR
Issue 03, 2024 download preview

LI Hongqiang，LU Guangming，ZHOU Lei，WEI Yawei，ZHANG Hanhua，MA Jing

Abstract: In order to improve the inertia support ability of grid-connected converter of new energy based onDC capacitor energy virtual inertia control to the power system，an adaptive virtual inertia control method based onlinear quadratic regulator（LQR）was proposed. On the basis of analyzing the dynamic characteristics of the virtuals...更多
Recognition Model of User Electricity Stealing Behavior Based on Joint Neural Network
Issue 03, 2024 download preview

LIU Xianyi，SHI Xinghao，JIANG Yikang，PAN Xiumin，QU Le，HUANG Feng

Abstract：Aiming at the problem of low recognition accuracy of electricity stealing behavior，an electricitystealing behavior recognition model based on joint neural network was proposed. Firstly，the acquired userelectricity consumption data was processed，and the user electricity consumption data was two-dimensionallyprocessed by using t...更多
Identification of Voltage Saddle Node Bifurcation Point in Power System Based on Quadratic Form Approximation Method
Issue 03, 2024 download preview

ZHANG Junlin，NI Lianghua，SUN Jia，LÜ Ganyun，ZHANG Jinhua

Abstract：In order to intervale evaluate saddle node bifurcation points（SNB）in a power system during loadgrowth quickly and accurately，a quadratic approximation method to directly calculate the power system voltagecollapse point of was proposed. Based on the approximate quadratic PV-curve of output PQ nodes in the system，load parameters...更多