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XU Shizhou,CHANG Jinhai,FAN Jingsheng,JIA Xinxin
Abstract:A method for establishing edge triggered pulse control switch state time was proposed to address thedivergence of floating capacitor voltage and DC capacitor midpoint voltage in a 5-level active neutral point clamped(ANPC-5L)inverter using the space vector pulse width(SVPWM)algorithm in the g-h coordinate s...
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Number of views:839 Amount of downloads:1002
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CHEN Ling
Abstract: With the large increase of load users,the load side adjustable resources gradually increase,and theload side demand response(DR)resources are used to participate in microgrid scheduling to improve the level ofnew energy consumption. In order to give full play to the scheduling potential of DR resources and...
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Number of views:839 Amount of downloads:1210
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WANG Yuning,YANG Chengshun,HUANG Xiaoning
Abstract:In response to the poor disturbance rejection performance and issues of parameter perturbation andcontrol precision in traditional control strategies for interior permanent magnet synchronous motors (IPMSM),afuzzy sliding mode control strategy based on the super-twisting disturbance observer was proposed. T...
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Number of views:838 Amount of downloads:1284
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ZHANG Boyu,ZHANG Xiaoli,FENG Rui,ZHANG Zhaobo,CAI Siqi ,MA Xiaoxuan
Abstract:Based on the principle of magnetic coupling resonance technology,a bilateral LCC topologycompensation network parameter design method was adopted. Firstly,the mathematical model of the main circuitof the bilateral LCC topology was analyzed,and the inductance ratio of the coil self-inductance and the seriesc...
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Number of views:834 Amount of downloads:1535
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GUO Jiahao,YANG Xiong,FANG Xin,LI Guanfei
Abstract: With the rapid development of primary and secondary fusion equipment,the detection efficiency ofthe traditional primary and secondary equipment testing method is very low,and it is no longer suitable for the new fusion switch equipment testing. In view of this,an integrated testing scheme for primary and s...
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Number of views:833 Amount of downloads:1070
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XIA Tao,LIU Liang,ZHANG Yangfei,LIU Haitao,MENG Gaojun
Abstract:Aiming at the problem of large output voltage fluctuation and long recovery time of three-phasepulse-width modulation(PWM)rectifiers when the load changes,an improved single-neuron gradient learningcontrol strategy was proposed. Due to the poor adaptability of the traditional PI controller parameters when t...
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Number of views:829 Amount of downloads:998
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YANG Lei,WANG Xianjun,WANG Zijian,ZHAO Weihua,LI Peng,LI Mengxi
Abstract:As the penetration rate of household distributed PV in China's low-voltage distribution networkcontinues to increase,the power flow of the distribution network has changed,leading to more serious problemssuch as node voltage overruns and three-phase imbalance,which poses a serious threat to the safe and...
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Number of views:827 Amount of downloads:576
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ZHANG Junling,YIN Peng,WANG Jiwei,LONG Mengjiao
Abstract:Relay coil is an effective method to improve the performance of wireless power transmission. Butthe selection of relay coil position is usually based on experience. To elucidate the mechanism of the impact of relaycoils on system performance,the port impedance differences between typical two-coil and relay-...
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Number of views:823 Amount of downloads:888
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XING Gang,LIU Huihong,WANG Bozhao,SONG Wenyang,LIU Longfei,XU Xiandong
Abstract:To address the need of carbon emission peak and carbon neutrality target on local energy systems,an optimal expansion planning method of heat pump was proposed for regional energy stations considering thebenefits from ancillary services. The method was used to support the integration of new technologies suc...
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Number of views:823 Amount of downloads:854
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WAN Jiangkun,SUN Yanchao,SONG Pengyu,NIU Zenong,HUANG Wenxin
Abstract:The traditional three-loop position control applied in the servo system with elasticity causesresidual vibration around the objected position and has long trailing time. To address this issue,a mathematicalmodel of the two-inertia system was established,and the causes of low-damping of the traditional posit...
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Number of views:815 Amount of downloads:1127
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YU Jialin,GUO Jinrui,TU Xiaodong,LIU Weiliang,ZHONG Weidong
Abstract:To address the issue of over/under voltage in the distribution network due to the scale access ofdistributed generators and flexible loads under the "double carbon" target,an active distribution networkscooperative voltage control strategy based on the active support of electric vehicles(EVs)aggregation wasp...
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Number of views:815 Amount of downloads:935
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CUI Mengyu,YIN Qinglong,GUO Xudong,LÜ Tuo,HU Qifeng,LIU Zhengyan
Abstract:The VPX power standard is currently the most compatible military embedded computer standardinternationally,and its modules can stably power multiple different functional modules in the chassis. A VPXpower board based on VITA46 and VITA62 standards was designed. The design architecture,ideas,and functionsof ...
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Number of views:810 Amount of downloads:1011
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YANG Guotao,HU Dongfang,ZHANG Jiaming,WEN Liqiang,TIAN Lisi
Abstract:Space vector pulse width modulation(SVPWM)strategy is one of the key technologies for threelevelinverters. However,conventional three-level SVPWM often experiences neutral point potential(NPP)oscillation and high switching loss when addressing the neutral point potential balancing issue. To tackle thischall...
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Number of views:802 Amount of downloads:1095
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QIU Shuming,ZHAO Bin,CHEN Kuilin,CHEN Zhibin,LI Chao
Abstract:An anti-interference domestic variable frequency multi-drive system solution for the five-standcontinuous cold rolling line in the steel strip cold rolling field was presented. Firstly,the mechanical equipmentand rolling process of the 900 mm five-stand continuous rolling line was introduced,and matched the...
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Number of views:801 Amount of downloads:1853
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DONG Lizhi,ZHAI Bingcong,WANG Kaifeng,JIA Xuecui
Abstract:When multiple energy storage units are connected to an energy storage station by the powerelectronic converter,the interaction and coupling effect bring challenges to the stable operation of the system. Thesmall-signal model of the parallel storage system was established. The stability analysis was carried ...
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Number of views:801 Amount of downloads:862