月刊
ISSN 1000-7229
CN 11-2583/TM
电力建设 ›› 2018, Vol. 39 ›› Issue (11): 96-108.doi: 10.3969/j.issn.1000-7229.2018.11.012
李斌1, 刘海金1, 孔祥平2,高磊2,张伟鑫1, 关天一1
出版日期:
2018-11-01
作者简介:
李 斌(1976),男,教授,博士生导师,主要研究方向为电力系统保护与控制、柔性直流电网控制保护;
刘海金(1990),男,博士研究生,通信作者,主要研究方向为柔性直流配电网稳定分析与控制、直流配电网保护;
孔祥平(1988),男,博士,高级工程师,主要研究方向为电力系统保护与控制、大规模电力电子设备接入的电网控制保护;
高磊(1982),男,硕士,高级工程师,主要研究方向为电力系统保护与控制、智能变电站技术;
张伟鑫(1994),男,硕士研究生,主要研究方向为柔性直流电网技术;
关天一(1994),男,硕士研究生,主要研究方向为电力系统保护与控制、柔性直流电网控制保护。
基金资助:
LI Bin1, LIU Haijin1, KONG Xiangping2, GAO Lei2, ZHANG Weixin 1, GUAN Tianyi1
Online:
2018-11-01
Supported by:
摘要: 由于直流配电网在新能源消纳、直流负荷接入、网络结构升级等方面具有巨大的优势,近年得到了广泛关注和认可。在减少变流环节、简化控制目标的同时,直流配电网引入了新的不稳定因素,对运行控制提出了新的挑战。首先,总结并分析了直流配电网拓扑结构及特征;然后,对直流配电网典型运行特征及其带来的稳定性问题进行了分析,在此基础上,对直流配电网变流器典型运行控制策略的基本原理、应用场景以及研究方向进行了总结和分析;最后,对直流配电网运行控制的难点和未来研究方向进行了预期和展望。
中图分类号:
李斌, 刘海金, 孔祥平,高磊,张伟鑫, 关天一. 直流配电网运行控制策略分析及展望[J]. 电力建设, 2018, 39(11): 96-108.
LI Bin, LIU Haijin, KONG Xiangping, GAO Lei, ZHANG Weixin, GUAN Tianyi. Analysis and Prospect of Control Strategies for DC Distribution Systems[J]. Electric Power Construction, 2018, 39(11): 96-108.
[1]孙鹏飞,贺春光,邵华,等. 直流配电网研究现状与发展[J]. 电力自动化设备,2016,36(6): 64-73. SUN Pengfei, HE Chunguang, SHAO Hua, et al. Research status and development of DC distribution network[J]. Electric Power Automation Equipment, 2016,36(6): 64-73. [2]马钊,焦在滨,李蕊. 直流配电网络架构与关键技术[J]. 电网技术, 2017,41(10): 3348-3357. MA Zhao, JIAO Zaibin, LI Rui. Network structures and key technologies of DC distribution systems [J]. Power System Technology, 2017,41(10): 3348-3357. [3]SINGHS, GAUTAM A R, FULWANI D. Constant power loads and their effects in DC distributed power systems: A review[J]. Renewable and Sustainable Energy Reviews, 2017, 72: 407-421. [4]STARKEM R, TOLBERT L M, OZPINECI B. AC vs. DC distribution: A loss comparison[C]// Transmission and Distribution Conference and Exposition, 2008. IEEE/PES, 2008: 1-7. [5]GERBERD L, VOSSOS V, FENG W, et al. A simulation-based efficiency comparison of AC and DC power distribution networks in commercial buildings[J]. Applied Energy,2018, 210: 1167-1187. [6]杜翼,江道灼,尹瑞,等. 直流配电网拓扑结构及控制策略[J]. 电力自动化设备, 2015, 35(1): 139-145. DU Yi, JIANG Daozhuo, YIN Rui, et al. Topological structure and control strategy of DC distribution network [J]. Electric Power Automation Equipment ,2015,35(1): 139-145. [7]徐政.柔性直流输电系统[M].2版. 北京: 机械工业出版社, 2017. [8]HOSSAIN M Z, RAHIM N A, SELVARAJ J A L. Recent progress and development on power DC-DC converter topology, control, design and applications: A review[J]. Renewable and Sustainable Energy Reviews, 2018, 81: 205-230. [9]KAKIGANOH, MIURA Y, ISE T. Low-voltage bipolar-type DC microgrid for super high quality distribution[J]. IEEE Transactions on Power Electronics, 2010, 25(12): 3066-3075. [10]BOROYEVICHD, CVETKOVIC′I, DONG D, et al. Future electronic power distribution systems a contemplative view[C]//12th International Conference on Optimization of Electrical and Electronic Equipment. 2010: 1369-1380. [11]HUANGA Q, CROW M L, HEYDT G T, et al. The future renewable electric energy delivery and management (FREEDM) system: The energy internet[J]. Proceedings of the IEEE,2011, 99(1): 133-148. [12]MAGUREANUR, ALBU M, PRIBOIANU M, et al. A DC distribution network with alternative sources[C]//2007 Mediterranean Conference on Control Automation. 2007: 1-4. [13]STIENEKERM, BUTZ J, RABIEE S, et al. Medium-voltage DC research grid aachen[C]// International ETG Congress 2015. VDE, 2015: 549-555. [14]KUNDURP. Power system stability and control[M]. New York: McGraw-Hill Education, 1994. [15]韩祯祥.电力系统分析[M].5版.杭州: 浙江大学出版社,2011. [16]EMADIA, KHALIGH A, RIVETTA C H, et al. Constant power loads and negative impedance instability in automotive systems: Definition, modeling, stability, and control of power electronic converters and motor drives[J]. IEEE Transactions on Vehicular Technology, 2006, 55(4): 1112-1125. [17]李玉梅,査晓明,刘飞. 含有多个恒功率负荷的多源直流微电网振荡抑制研究[J]. 电力自动化设备, 2014,34(3): 40-46. LI Yumei, ZHA Xiaoming, LIU Fei. Oscillation suppression of multi-source DC microgrid with multiple constant-power loads [J]. Electric Power Automation Equipment, 2014,34(3): 40-46. [18]LIUJ, ZHANG W, RIZZONI G. Robust stability analysis of DC microgrids with constant power loads[J]. IEEE Transactions on Power Systems, 2018, 33(1): 851-860. [19]WUM, LU D. A novel stabilization method of LC input filter with constant power loads without load performance compromise in DC microgrids [J]. IEEE Transactions on Industrial Electronics, 2015, 62(7):4552-4562. [20]ZHANGL, HARNEFORS L, NEE H. Power-synchronization control of grid-connected voltage-source converters[J]. IEEE Transactions on Power Systems, 2010, 25(2): 809-820. [21]LUS, XU Z, XIAO L, et al. Evaluation and enhancement of control strategies for VSC stations under weak grid strengths[J]. IEEE Transactions on Power Systems,2018,33(2): 1836-1847. [22]EGEA-ALVAREZA, FEKRIASL S, HASSAN F, et al. Advanced vector control for voltage source converters connected to weak grids[J]. IEEE Transactions on Power Systems, 2015, 30(6): 3072-3081. [23]GOLEA M, ZHOU J Z. VSC transmission limitations imposed by AC system strength and AC impedance characteristics[C]//Institution of Engineering and Technology.IET, 2012:1-6. [24]陆韶琦,徐政. 采用功率同步控制的MMC-HVDC功率极限分析[J]. 中国电机工程学报, 2016,36(7): 1868-1876. LU Shaoqi, XU Zheng. Analysis of the maximum power flow in power synchronization control based MMC-HVDC [J]. Proceedings of the CSEE, 2016,36(7): 1868-1876. [25]王旭斌,杜文娟,王海风. 弱连接条件下并网VSC系统稳定性分析研究综述[J]. 中国电机工程学报, 2018, 38(6): 1593-1604. WANG Xubin, DU Wenjuan, WANG Haifeng. Stability analysis of grid-tied VSC systems under weak connection conditions an overview [J]. Proceedings of the CSEE, 2018, 38(6): 1593-1604. [26]ZHOUJ Z, DING H, FAN S,et al. Impact of short-circuit ratio and phase-locked-loop parameters on the small-signal behavior of a VSC-HVDC converter[J]. IEEE Transactions on Power Delivery, 2014, 29(5): 2287-2296. [27]HUANGY, YUAN X, HU J, et al. Modeling of VSC connected to weak grid for stability analysis of DC-link voltage control[J]. IEEE Journal of Emerging and Selected Topics in Power Electronics, 2015, 3(4): 1193-1204. [28]ZHOUS, ZOU X, ZHU D, et al. An improved design of current controller for LCL-type grid-connected converter toReduce negative effect of PLL in weak grid[J]. IEEE Journal of Emerging and Selected Topics in Power Electronics, 2018,6(2): 648-663. [29]ZHANGL, HARNEFORS L, NEE H. Interconnection of two very weak AC systems by VSC-HVDC links using power-synchronization control[J]. IEEE Transactions on Power Systems, 2011, 26(1): 344-355. [30]ALAWASAK M, MOHAMED Y A I. Impedance and damping characteristics of grid-connected VSCs with power synchronization control strategy[J]. IEEE Transactions on Power Systems, 2015, 30(2): 952-961. [31]GUANM, PAN W, ZHANG J, et al. Synchronous generator emulation control strategy for voltage source converter (VSC) stations[J]. IEEE Transactions on Power Systems, 2015, 30(6): 3093-3101. [32]ASHABANIM, MOHAMED Y A I. Integrating VSCs to weak grids by nonlinear power damping controller with self-synchronization capability[J]. IEEE Transactions on Power Systems, 2014, 29(2): 805-814. [33]RADWANA A A, MOHAMED Y A I. Power synchronization control for grid-connected current-source inverter-based photovoltaic systems[J]. IEEE Transactions on Energy Conversion, 2016, 31(3): 1023-1036. [34]NANOUS I, PAPATHANASSIOU S A. Grid code compatibility of VSC-HVDC connected offshore wind turbines employing power synchronization control[J]. IEEE Transactions on Power Systems, 2016, 31(6): 5042-5050. [35]RODRIGUEZP, POU J, BERGAS J, et al. Decoupled double synchronous reference frame PLL for power converters control[J]. IEEE Transactions on Power Electronics, 2007, 22(2):584-592. [36]ZHANGL, NEE H, HARNEFORS L. Analysis of stability limitations of a VSC-HVDC link using power-synchronization control[J]. IEEE Transactions on Power Systems, 2011, 26(3): 1326-1337. [37]付强,杜文娟,王海风,等.多端柔性直流输电中换流站的同步切换控制策略[J].电网技术,2018,42(4):1241-1250. FU Qiang, DU Wenjuan, WANG Haifeng, et al. Synchronous switching control strategy for VSC station in MTDC network [J]. Power System Technology, 2018,42(4):1241-1250. [38]DRIESENJ, VISSCHER K. Virtual synchronous generators[C]//2008 IEEE Power and Energy Society General Meeting-Conversion and Delivery of Electrical Energy in the 21st Century. Pittsburgh, PA: IEEE, 2008: 1-3. [39]BECK H P, HESSE R. Virtual synchronous machine[C]//2007 9th International Conference on Electrical Power Quality and Utilization. Barcelona, Spain: IEEE, 2007:1-6. [40]BEVRANIH, ISE T, MIURA Y. Virtual synchronous generators: A survey and new perspectives[J]. International Journal of Electrical Power & Energy Systems, 2014, (54): 244-254. [41]吕志鹏,盛万兴,刘海涛,等. 虚拟同步机技术在电力系统中的应用与挑战[J]. 中国电机工程学报, 2017,37(2): 349-360. L Zhipeng, SHENG Wanxing, LIU Haitao, et al. Application and challenge of virtual synchronous machine technology in power system [J]. Proceedings of the CSEE, 2017,37(2): 349-360. [42]ZHONGQ, WEISS G. Synchronverters: Inverters that mimic synchronous generators[J]. IEEE Transactions on Industrial Electronics, 2011, 58(4): 1259-1267. [43]ZHONGQ, PHI-LONG N, MA Z, et al. Self-synchronized synchronverters: Inverters without a dedicated synchronization unit[J]. IEEE Transactions on Power Electronics, 2014, 29(2): 617-630. [44]ALIPOORJ, MIURA Y, ISE T. Power system stabilization using virtual synchronous generator with alternating moment of inertia[J]. IEEE Journal of Emerging and Selected Topics in Power Electronics, 2015, 3(2): 451-458. [45]MOO, DARCO S, SUUL J A. Evaluation of virtual synchronous machines with dynamic or quasi-stationary machine models[J]. IEEE Transactions on Industrial Electronics, 2017, 64(7): 5952-5962. [46]SHINTAIT, MIURA Y, ISE T. Oscillation damping of a distributed generator using a virtual synchronous generator[J]. IEEE Transactions on Power Delivery, 2014, 29(2): 668-676. [47]SHIK, SONG W, XU P,et al. Low-voltage ride-through control strategy for a virtual synchronous generator based on smooth switching[J]. IEEE Access, 2018,6: 2703-2711. [48]REMOND, CAIZARES C A, RODRIGUEZ P. Impact of 100-MW-scale PV plants with synchronous power controllers on power system stability in northern Chile[J]. Transmission Distribution IET Generation, 2017, 11(11): 2958-2964. [49]管敏渊,张浩,楼平,等. 柔性直流输电换流站的同步电机模拟特性分析[J]. 电网技术, 2016, 40(6): 1743-1750. GUAN Minyuan, ZHANG Hao, LOU Ping, et al. Analysis of VSC-HVDC station characteristic in synchronous machine emulation [J]. Power System Technology, 2016,40(6): 1743-1750. [50]ZHUJ, BOOTH C D, ADAM G P, et al. Inertia emulation control strategy for VSC-HVDC transmission systems[J]. IEEE Transactions on Power Systems, 2013, 28(2): 1277-1287. [51]李辉,刘海涛,宋二兵,等. 双馈抽水蓄能机组参与电网调频的改进虚拟惯性控制策略[J]. 电力系统自动化,2017,41(10): 58-65. LI Hui, LIU Haitao, SONG Erbing, et al. Improved virtual inertia control strategy of doubly fed pumped storage unit for power network frequency modulation [J] Automation of Electric Power Systems, 2017,41(10): 58-65. [52]朱晓荣,蔡杰,王毅,等. 风储直流微网虚拟惯性控制技术[J]. 中国电机工程学报, 2016, 36(1): 49-58. ZHU Xiaorong, CAI Jie, WANG Yi, et al. Virtual inertia control of wind-battery-based DC micro-grid [J]. Proceedings of the CSEE, 2016, 36(1): 49-58. [53]WUW, CHEN Y, LUO A,et al. A virtual inertia control strategy for DC microgrids analogized with virtual synchronous machines[J]. IEEE Transactions on Industrial Electronics, 2017, 64(7): 6005-6016. [54]李世春,邓长虹,龙志君,等. 风电场等效虚拟惯性时间常数计算[J]. 电力系统自动化, 2016, 40(7): 22-29. LI Shichun, DENG Changhong, LONG Zhijun, et al. Calculation of equivalent virtual inertia time constant of wind farm[J]. Automation of Electric Power Systems 2016, 40(7): 22-29. [55]王毅,黑阳,付媛,等. 基于变下垂系数的直流配电网自适应虚拟惯性控制[J]. 电力系统自动化, 2017, 41(8): 116-124. WNAG Yi, HEI Yang, FU Yuan, et al. Adaptive virtual inertia control of DC distribution network based on variable droop coefficient [J]. Automation of Electric Power Systems 2017, 41(8): 116-124. [56]于明,王毅,李永刚. 基于预测方法的直流微网混合储能虚拟惯性控制[J]. 电网技术, 2017,41(5): 1526-1532. YU Ming, WANG Yi, LI Yonggang. Virtual inertia control of hybrid energy storage in DC microgrid based on predictive method [J]. Power System Technology, 2017, 41(5): 1526-1532. [57]伍文华,陈燕东,罗安,等. 一种直流微网双向并网变换器虚拟惯性控制策略[J]. 中国电机工程学报, 2017, 37(2): 360-372. WU Wenhua, CHEN Yandong, LUO An, et al. A virtual inertia control strategy for bidirectional grid-connected converters in DC micro-grids [J]. Proceedings of the CSEE, 2017, 37(2): 360-372. [58]徐海珍,张兴,刘芳,等. 基于超前滞后环节虚拟惯性的VSG控制策略[J]. 中国电机工程学报, 2017, 37(7): 1918-1927. XU Haizhen, ZHANG Xing, LIU Fang, et al. Virtual synchronous generator control strategy based on lead-lag link virtual inertia [J]. Proceedings of the CSEE, 2017, 37(7): 1918-1927. [59]LUX, SUN K, GUERRERO J M, et al. Stability enhancement based on virtual impedance for DC microgrids with constant power loads[J]. IEEE Transactions on Smart Grid, 2015, 6(6): 2770-2783. [60]LI Y, TANG G, GE J, et al. Modeling and damping control of modular multilevel converter based DC grid[J]. IEEE Transactions on Power Systems, 2018, 33(1): 723-735. [61]陈国柱,赵文强. LCL滤波的并联有源滤波器的虚拟阻尼控制[J]. 高电压技术, 2010, 36(7): 1827-1832. CHEN Guozhu, ZHAO Wenqiang. Virtual resistor control strategy of parallel active power filter with LCL filter [J]. High Voltage Engineering, 2010, 36(7): 1827-1832. [62]刘尧,林超,陈滔,等. 基于自适应虚拟阻抗的交流微电网无功功率-电压控制策略[J]. 电力系统自动化, 2017, 41(5): 16-21. LIU Yao, LIN Chao, CHEN Tao, et al. Reactive power-voltage control strategy of AC microgrid based on adaptive virtual impedance [J]. Automation of Electric Power Systems, 2017, 41(5): 16-21. [63]WANGX, LI Y W, BLAABJERG F, et al. Virtual-impedance-based control for voltage-source and current-source converters[J]. IEEE Transactions on Power Electronics, 2015, 30(12): 7019-7037. [64]WANGT, NIAN H, ZHU Z Q, et al. Flexible compensation strategy for voltage source converter under unbalanced and harmonic condition based on a hybrid virtual impedance method[J]. IEEE Transactions on Power Electronics, 2018, 33(9): 7656-7673. [65]RADWANA A A, MOHAMED Y A R I. Linear active stabilization of converter-dominated DC microgrids[J]. IEEE Transactions on Smart Grid, 2012, 3(1): 203-216. [66]杨东升,阮新波,吴恒. 提高LCL型并网逆变器对弱电网适应能力的虚拟阻抗方法[J]. 中国电机工程学报, 2014, 34(15): 2327-2335. YANG Dongsheng, RUAN Xinbo, WU Heng. A virtual impedance method to improve the performance of LCL-type grid-connected inverters under weak grid conditions [J]. Proceedings of the CSEE, 2014, 34(15): 2327-2335. [67]苑宾,许建中,赵成勇,等. 利用虚拟电阻提高接入弱交流电网的 MMC小信号稳定性控制方法[J]. 中国电机工程学报, 2015, 35(15): 3794-3802. YUAN Bin, XU Jianzhong, ZHAO Chengyong, et al. A virtual resistor based control strategy for enhancing the small-signal stability of MMC Integrated in weak AC system[J]. Proceedings of the CSEE, 2015, 35(15): 3794-3802. [68]聂程,雷万钧,王跃,等. 多变流器并联时谐振特性及最优虚拟阻尼方法[J]. 中国电机工程学报, 2017, 37(5): 1467-1478. NIE Cheng, LEI Wanjun, WANG Yue, et al. Resonance analysis of multi-paralleled converter systems and research on optimal virtual resistor damping methods [J]. Proceedings of the CSEE, 2017, 37(5): 1467-1478. [69]RAHIMIA M, EMADI A. Active damping in DC/DC power electronic converters: A novel method to overcome the problems of constant power loads[J]. IEEE Transactions on Industrial Electronics, 2009, 56(5): 1428-1439. [70]MAHMOODH, MICHAELSON D, JIANG J. Accurate reactive power sharing in an islanded microgrid using adaptive virtual impedances[J]. IEEE Transactions on Power Electronics, 2015, 30(3): 1605-1617. [71]ZHANGY, WEI LI Y. Energy management strategy for supercapacitor in droop-controlled DC microgrid using virtual impedance[J]. IEEE Transactions on Power Electronics, 2017, 32(4): 2704-2716. [72]NIR, LI Y W, ZHANG Y,et al. Virtual impedance-based selective harmonic compensation (VI-SHC) PWM for current source rectifiers[J]. IEEE Transactions on Power Electronics, 2014, 29(7): 3346-3356. [73]DED, RAMANARAYANAN V. Decentralized parallel operation of inverters sharing unbalanced and nonlinear loads[J]. IEEE Transactions on Power Electronics, 2010, 25(12): 3015-3025. [74]LUX, WANG J, GUERRERO J, et al. Virtual-impedance-based fault current limiters for inverter dominated AC microgrids[T]. IEEE Transactions on Smart Grid, 2018, 9(3):1599-1612. [75]张帆,许建中,苑宾,等. 基于虚拟阻抗的MMC交、直流侧故障过电流抑制方法[J]. 中国电机工程学报,2016, 36(8): 2103-2113. ZHANG Fan, XU Jianzhong, YUAN Bin, et al. Over current suppression control for AC and DC faults of modular multilevel converters based on virtual impedance [J]. Proceedings of the CSEE, 2016,36(8): 2103-2113. |
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|
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[15] | 查燚1,朱卉2,张延迟1,解大2. 直流配电网PV型电源建模及与VSC模型的对比[J]. 电力建设, 2017, 38(2): 84-. |
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