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GUO Shaokang，CHENG Zhijiang，XIAO Shihao，LI Lingqi，CHEN Xingzhi
Abstract：Aiming at the challenge of demand response uncertainty to the safe and economical operation ofintegrated energy system，a cooperative optimal scheduling model of multi-region integrated energy systemconsidering thermal pipe network transmission and demand response was proposed. Firstly，the energy transmissio...
更多Number of views：1583 Amount of downloads：4148
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SUN Mengen，GONG Haiming，ZHAO Jie，SUN Rongrong，LU Huiwen，WANG Hui
Abstract：Accurate topology and line parameter information is the basis of state estimation and securitycontrol of distribution network. Affected by the performance of collection terminals and environmental factors，themeasurement error of metering equipment often deviates from Gaussian distribution. Higher requiremen...
更多Number of views：1574 Amount of downloads：5072
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SUN Jia，HAN Shuntian，NI Lianghua，LÜ Ganyun
Abstract：While a large number of distributed generator（DG）keep penetrating into distribution networks，the problems such as voltage violation and network power congestion become more and more serious. Soft open point （SOP）can quickly achieve flexible interconnection and accurate power flow control，effectively address...
更多Number of views：1573 Amount of downloads：3424
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LI Mingbo，SUN Zhiyuan，ZHENG Kun，LIU Mosi，GAO Like
Abstract：With the increasing scale of new energy power generation and the continuous reduction of lithiumbattery cost，energy storage technology has gradually become an important supporting technology to achieve thegoal of "double carbon". However，the state of charge（SOC）of the energy storage system is too high or to...
更多Number of views：1572 Amount of downloads：7665
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WANG Yanjie，LIN Chaobin，XU Guozhi，LI Qingyao，ZHANG Zhenye，HU Kun
Abstract：To adapt to the construction of a novel power system with new energy as the main body，it isnecessary to continuously improve the new energy consumption capacity of various voltage-level power grids.Through the research on the influencing factors and improvement methods of new energy consumption capacity ofd...
更多Number of views：1568 Amount of downloads：4778
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ZOU Jia，ZHANG Jianqiao，JI Chengchun
Abstract: Aiming at the problem that the accuracy of the speed estimation of the traditional model referenceadaptive system（MRAS）method without speed sensor decreases after the speed load mutation in the low speedrange，a speed identification method based on the combination of back propagation（BP）double-layer artific...
更多Number of views：1567 Amount of downloads：3591
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SUN Yueyue，LI Mengda，PEI Guangyao，ZHU Hanghang，NING Han
Abstract：Since the compressed air energy storage system grid-connected inverter voltage is always influencedby voltage fluctuations of the power grid with little problem，for the sake of ameliorating the dynamic and stableperformance of the DC bus voltage of the inverter on the side of the grid and the actual output ...
更多Number of views：1564 Amount of downloads：4749
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DING Chaohui，YAO Fei，JANG Jun,GAO Ang，SHAO Gao
Abstract：The traditional predictive current control for three-phase LCL grid connected inverters has theproblems of large steady-state ripple and unstable switching frequency，which is not conducive to the quality of grid connected current and the design of filters. Therefore，an improved three vector fixed frequency ...
更多Number of views：1563 Amount of downloads：4835
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XIANG Zhiping，MAYuhe，GAO Jian
Abstract：In order to reduce the loss of electric energy in the process of energy conversion and improve theenergy efficiency of aluminum air battery，an energy efficiency model based on the internal resistancecharacteristics of aluminum air battery was established，and the variations of operating conditions（operatingt...
更多Number of views：1562 Amount of downloads：4760
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QI Zhenbiao，BAO Yuying，FAN Shen，PAN Min，HU Pengfei，WU Hongbin
Abstract：In the multi-source measurement system of distribution network，the sampling frequency and timestamp of multi-source measurement equipment are not synchronized，as well as the bad data in the system，whichwill lead to the bias among the measurement data，thus affecting the accuracy of state estimation. To this ...
更多Number of views：1560 Amount of downloads：7316
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LÜ Jin，XU Li，SUI Dawei，GAO Qixin，XU Deshu
Abstract: With the rapid development of China's industrial economy，the demand for strip materials isincreasing，and the construction of strip production lines both domestically and internationally is growing year byyear. However，the complexity of large-scale rolling mill systems and the harsh working environment ...
更多Number of views：1560 Amount of downloads：3995
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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...
更多Number of views：1557 Amount of downloads：4418
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CHI Yuhang，ZHAO Lu，GE Qiongxuan，LIU Xue，CHENG Shi
Abstract：Taking the switch tube open-circuit fault of dual bridge series resonant DC-DC converter（DBSRC）as the research object. Firstly，the basic working principle of DBSRC was summarized，and the open circuit faultcharacteristics of DBSRC converter were introduced. On this basis，the fault characteristics that can be...
更多Number of views：1554 Amount of downloads：6481
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YANG Zhaohui，WEI Huadong，HE Liuqing，ZHANG Hao，PENG Guoping，SHI Ben
Abstract：Aiming at the problem of large switching loss of modular multilevel converter（MMC），startingfrom the switching frequency optimization strategy，the existing switching frequency optimization strategy wasimproved，and the accurate analytical formula of sub-module capacitor voltage based on the real-time value of...
更多Number of views：1551 Amount of downloads：4408
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JIANG Wenhui，LIN Dong，YU Li，CHEN Bo，CHEN Yumin
Abstract: The voltage stability of power grid was briefly introduced，and the measurement method of voltagestability of phasor measurement unit（PMU）based on state estimation was proposed. This method mainly aims atthe voltage change caused by the load rate change. The voltage stability under different load conditions...
更多Number of views：1549 Amount of downloads：4714
