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DENG Dawei，LIU Peilin，ZHUWen，HE Chaolin，XIAWei
Abstract: In order to improve the substation dispatching and the adaptive control ability，an optimizationmethod for consistency test of substation dispatching center single line diagram modulus diagram based on theanalysis of equivalent inertia characteristics was proposed. The power control parameters of the substa...
更多Number of views：4543 Amount of downloads：4253
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LING Chunyang，LIU Fang，LI Hao，ZHAO Yang
Abstract: SiC MOSFET devices have the characteristics of high switching frequency，low loss，and hightemperature resistance，which can significantly improve the power density and efficiency when used in wirelesscharging. However，in the control of the wireless charging converter，hard turn-on and hard turn-off are easy t...
更多Number of views：4862 Amount of downloads：4248
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TANG Taonan，WANG Jian
Abstract: Aiming at the fault-tolerant operation problem of induction motor driving system with sensorfailures，a smooth fault-tolerant control strategy combining indirect field-oriented control（IFOC），direct torquecontrol（DTC）and V/f control was proposed. The indirect field-oriented controller and the direct torque c...
更多Number of views：4110 Amount of downloads：4246
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WEI Jian，CHEN Jingxin，ZHANG Xinyue，QIU Guangjuan，ZHANG Jiawei
Abstract：High-precision power converters are core components of ultra-precision motor motion controlsystems.Their output current harmonic distortion can cause unnecessary positioning fluctuations in ultra-precisionmotors，severely impacting the precision control system.Total harmonic distortion is an important index ...
更多Number of views：1717 Amount of downloads：4243
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LIU Dongchao，XIONG Muwen，GAO Sen，ZHAO Senlin，ZHU Herong，LI Haitao
Abstract: Different types of partial discharge (PD) in gas insulated switchgear (GIS) cause different damage toGIS insulation. Correctly identifying the type of partial discharge is very important to evaluate the insulation statusof GIS. In order to simplify the process of feature extraction and improve the recognit...
更多Number of views：4724 Amount of downloads：4242
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YE Jianmin，WANG Ruoyu，LUO Hongmei，XIE Yan
Abstract: The receiving end hybrid line commutated concerter based voltage source converter（LCC-VSC）notonly has the advantages of LCC and VSC，but also adopts the structure of high-voltage valve group LCC and lowvoltage valve group three-end parallel VSC in series at the receiving end. Therefore，the receiving end hyb...
更多Number of views：2828 Amount of downloads：4239
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LIU Weizhi
Abstract: In high-power traction converter，SiC devices with many advantages such as fast switching speed，high temperature resistance and low switching loss are used to replace Si devices. The three-level active neutral-pointclamped（3L-ANPC）converter based on SiC devices can reduce the burden of heat dissipation syst...
更多Number of views：4908 Amount of downloads：4232
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DANG Yihan，XU Chuanfang，WANG Shaozu
Abstract：Usually，the DC side of the traction rectifier requires a series LC resonant circuit to filter out thepulsating component of 2 times the grid frequency. When the resonant inductor on the DC side had a short-circuitfault，the pulsating component would be transferred to the motor side，the problems such as torque...
更多Number of views：1276 Amount of downloads：4224
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YOU Hao，SHI Hengchu，YANG Yuanhang，LI Yinyin，ZHU Qingcheng，XU Tengfei
Abstract: In order to solve the problems that the portable wave recording device needs to sample AC/DCvoltage samples with different input voltages，AC/DC current signals with different input currents and high sampling rate，an analog signal isolation sampling circuit was designed for portable wave recording device.Th...
更多Number of views：4090 Amount of downloads：4218
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YU Jia，Wang Xiaorong，Dai Yuesheng，LI Xuan
Abstract: With the advance of smart power grid construction，the terminal laying rate of intelligent acquisitionequipment has been greatly improved，and the demand-side terminal electrification has become an irreversible trend.In recent years，the problems of users' default power supply and private overlapped lines...
更多Number of views：5186 Amount of downloads：4211
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ZHANG Lantao，XIONG Jun，NIU Xiaonan，HUANG Xiaoyu
Abstract: Aiming at the reliability problem of high-power IGBT modules under short circuit extreme operatingconditions，the power terminals imbalanced current of IGBT modules and the resulting dynamic junctiontemperature change were comprehensively analyzed. Firstly，the current sharing characteristics of parallel ter...
更多Number of views：4781 Amount of downloads：4207
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LIU Hong，XU Shihao，YANG Lingsheng
Abstract: The frequency division phenomenon of the wireless power transfer（WPT）circuit in the electricvehicle wireless charging system under the premise of the optimal load resistance was discussed．In the optimizedWPT circuit，by changing the value of the coupling coefficient（k） between the master and slave coils in ...
更多Number of views：3015 Amount of downloads：4199
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SUN Kaiwen，GONG Shihua，CAI Junqiong
Abstract: Gantry is an important part of proton radiotherapy equipment. Its main features are its large mass，large size and large moment of inertia. It is necessary to ensure the smooth acceleration and deceleration and precise positioning of the gantry. In response to the positioning control requirements of the gan...
更多Number of views：2492 Amount of downloads：4185
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XU Rui，PAN Sanbo
Abstract: Aiming at the problem that the application of multi-step model predictive control（MPC）to invertercontrol results in a doubling of the number of solutions to lead to computational difficulties，an MPC strategy basedon the improved spherical decoding algorithm was introduced. In the control strategy，the optim...
更多Number of views：4781 Amount of downloads：4184
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HU Bo，YANG Chao，TIAN Xiaolei，LI Yunlu，YANG Junyou，CUI Jia
Abstract: When the internal parameters and topology of grid-connected power converter is unknown in somepractical applications，the existing frequency scanning based impedance modeling method can only maintain thedynamic equivalence at one operating point. To ensure the effectiveness of dynamic model in a wide operat...
更多Number of views：4890 Amount of downloads：4182
