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LI Linwei，FU Zhimin，CHEN Mingfan，HE Lipeng，QIN Dan，HUANG Lige，CHENG Xi
Abstract: With the opening of the electricity market，the scattered and high idle rate of distributed energystorage has realistic conditions to participate in the aggregation and reuse，and the aggregation process caneffectively improve the efficiency of the power grid. The electric vehicles were taken as a typical re...
更多Number of views：3511 Amount of downloads：7406
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SHI Dongsheng，WANG Tao，QIU Shuming，WANG Wenguang，WANG Yubo
Abstract: Application of TAC1 series high performance high power inverter products of Tianjin ElectricResearch Institute on 20-high reversible mill was introduced.The common DC bus multi drive system consists ofactive infeed converter and inverter. Firstly，the device selection of the system and the calculation of tra...
更多Number of views：3508 Amount of downloads：14804
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TIAN Jiabin，YANG Chuanjiang，LI Junda，GU Jiateng，ZHANG Zhenbin
Abstract: The doubly-fed induction generator（DFIG）is the mainstream model in the wind power market.Since there are multiple time-scale control objectives in the wind turbine，it is difficult for conventional linearcontrol methods to optimize the multi-objective. Model predictive control（MPC）is an effective method for...
更多Number of views：3501 Amount of downloads：14598
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ZHAO Jingjing，CHEN Linghan
Abstract: The penetration rate of renewable energy in the island AC microgrid was relatively high，and itssystem inertia was relatively low. The primary frequency regulation during island operation mainly relies onequipment such as diesel engines and energy storage. Using the fast adjustment characteristics of energy...
更多Number of views：3483 Amount of downloads：9672
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PEI Zhiqiang
Abstract：Aiming at the traditional mine hoist rocker arm bearing fault diagnosis technology which usuallyonly utilizes a certain specific geometric structure of the vibration dataset and fails to obtain the optimal similaritygraph structure，an intelligent diagnosis method for bearing faults based on adaptive graph e...
更多Number of views：3478 Amount of downloads：18828
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PANG Bo，MENG Jing，ZHANG Yang，TA Na，WANG Haibo，DU Jing
Abstract：The accurate identification of hidden danger for power utilization in low-voltage substations plays animportant role in improving the quality of power supply and reducing the risk of accidents.To improve the accuracyof identifying hidden danger in low-voltage substations，a low-voltage user hidden danger for...
更多Number of views：3478 Amount of downloads：11522
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WANG Chunhui，QU Xiaowei，WANG Mingyue，HAN Song，LI Teng
Abstract：In order to improve the debugging and fault monitoring and analysis capabilities of inverterproducts，the design scheme of network version process data acquisition and analysis software was proposed.Thecomposition and implementation of the software system were discussed，and the technical means such as multit...
更多Number of views：3473 Amount of downloads：13138
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XIONG Wei，CHEN Long，LÜ Shunli，GUO Zhenyu，LU Xin
Abstract：To address the complexities of transformer condition assessment indicators and the overreliance onexpert judgment in the evaluation process，a novel method for fuzzy comprehensive assessment of transformercondition was introduced，which is based on gaming theory and an improved version of the D-S evidence the...
更多Number of views：3469 Amount of downloads：12131
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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...
更多Number of views：3469 Amount of downloads：9564
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XU Hongkuan，LIN Shunfu，BIAN Xiaoyan，LI Dongdong
Abstract: With the reform of the electric marketization，it is of great and far-reaching significance for theconstruction of the electricity market to analyze clearly the credit evaluation problems of power users as the mainmarket. Aiming at the problem of power user credit evaluation，a comprehensive evaluation metho...
更多Number of views：3455 Amount of downloads：8926
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CHEN Wanqing，CHEN Keren，SHI Pengjia，JIN Xiaolong，WANG Huiyuan
Abstract: To reduce the energy cost and carbon emissions due to the large-scale farming，an optimal scheduling method for integrated energy systems（IES）in low-carbon farm considering thermal dynamic characteristics of the livestock houses was proposed. First，the mathematical models of the integrated energy systems in...
更多Number of views：3438 Amount of downloads：7760
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GONG Xuanlin，WANG Junyan
Abstract: In view of the problem that the commutation error of brushless DC motor is difficult to accuratelymeasure during variable speed operation，the relationship between the integral of line voltage difference and themotor rotation angle was analyzed，and it was proved that the integral value of the line voltage d...
更多Number of views：3421 Amount of downloads：6896
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YAN Chengshan，QIU Mingquan，ZHANG Lijun，GUO Qi，WANG Chunlei，JIN Wenxing
Abstract: A voltage stability control strategy for DC microgrid based on muti-group energy storage unitdynamatic regulation was proposed. Due to the volatility of the new energy，and in order to improve the powersupply reliability of the energy storage system，the multi-group energy storage equipped with a certain con...
更多Number of views：3421 Amount of downloads：8771
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LIU Dong
Abstract: Focus on the stator winding insulation and voltage oscillation of variable frequency motor，thetransition process of the pulse voltage output by the frequency converter in the transmission path of stator windings，frequency conversion cables，reactors，etc was analyzed，the voltage equivalent mathematical model...
更多Number of views：3418 Amount of downloads：13700
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WANG Xuming，LUO Cheng，XIONG Zhi，YANG Kai，XU Zhijie，LI Yinbin
Abstract：In response to the complex working environment of pumped storage energy units，wheredisturbances such as temperature variations are prominent，and considering the insufficient control precision oftraditional vector control for brushless doubly-fed machine（BDFM），a study was conducted on a control strategybased...
更多Number of views：3415 Amount of downloads：9543
