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一种基于投影积分算法的微电网稳定性仿真方法

, PP. 93-101

Keywords: 微电网,稳定性仿真,投影积分算法,微分-代数方程

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Abstract:

微电网中形式各异的分布式电源使其在动态响应上体现为多时间尺度特征,其稳定性仿真算法在数值稳定性和计算效率方面需要满足更高的要求。本文提出一种基于投影积分算法的微电网稳定性仿真方法,每一个投影积分步由若干小步长积分步(内部积分器)和一个大步长积分步(外部积分器)组成,仿真步长及投影步长可根据系统快、慢动态响应的时间常数选取,可有效实现传统显式积分算法数值稳定性的提升,且为2阶精度算法。以一个低压微电网为例,通过与商业仿真软件的仿真结果进行比较,验证了算法的正确性和有效性。

References

[1]  王成山,李鹏. 分布式发电,微网与智能配电网的发展与挑战[J]. 电力系统自动化,2010, 34(2): 10-14.
[2]  Wang Chengshan, Li Peng. Development and challenges of distributed generation , the microgrid and smart distribution system[J]. Automation of Electric Power Systems, 2010, 34(2): 10-14.
[3]  吴卫民,何远彬,耿攀,等. 直流微网研究中的关键技术[J]. 电工技术学报,2012, 27(1): 98-106.
[4]  Wu Weimin, He Yuanbin, Geng Pan, et al. Key technologies for DC micro-grids[J]. Transactions of China Electrotechnical Society, 2012, 27(1): 98-106.
[5]  Kundur P. Power system stability and control[M]. New York: McGraw-Hill, 1994.
[6]  Ascher U M, Petzold L R. Computer methods for ordinary differential equations and differential-algebraic equations[M]. Philadelphia: SIAM, 1998.
[7]  Soultanis N L, Papathanasiou S A, Hatziargyriou N D. A stability algorithm for the dynamic analysis of inverter dominated unbalanced LV microgrids[J]. IEEE Transactions on Power Systems, 2007, 22(1): 294-304.
[8]  Hofer E. A partially implicit method for large stiff systems of ODEs with only few equations introducing small time-constants[J]. SIAM Journal on Numerical Analysis, 1976, 13(5): 645-663.
[9]  Gear C W, Saad Y. Iterative solution of linear equations in ODE codes[J]. SIAM Journal on Scientific and Statistical Computing, 1982, 4(4): 583-601.
[10]  Yang D, Ajjarapu V. A decoupled time-domain simulation method via invariant subspace partition for power system analysis[J]. IEEE Transactions on Power Systems, 2006, 21(1): 11-18.
[11]  Gear C W, Kevrekidis I G. Projective methods for stiff differential equations: problems with gaps in their eigenvalue spectrum[J]. SIAM Journal on Scientific Computing, 2006, 24(4): 1091-1106.
[12]  Gear C W, Kevrekidis I G. Telescopic projective methods for parabolic differential equations[J]. Journal of Computational Physics, 2003, 187(1): 95-109.
[13]  Molina M G, Mercado P E. Modeling and control of grid-connected photovoltaic energy conversion system used as a dispersed generator[C]. Transmission and Distribution Conference and Exposition: Latin America, 2008.
[14]  王成山. 微电网分析与仿真理论[M]. 北京: 科学出版社, 2013.
[15]  Esram T, Chapman P L. Comparison of photovoltaic array maximum power point tracking techniques[J]. IEEE Transaction on Energy Conversion, 2007, 22(2): 439-499.
[16]  Li Y H, Choi S S, Rajakaruna S. An analysis of the control and operation of a solid oxide fuel-cell power plant in an isolated system[J]. IEEE Transactions on Energy Conversion, 2005, 20(2): 381-387.
[17]  Tremblay O, Dessaint L A, Dekkiche A I. A generic battery model for the dynamic simulation of hybrid electric vehicles[C]. Vehicle Power and Propulsion Conference, 2007.
[18]  Wanner G, Hairer E. Solving ordinary differential equations II[M], Berlin: Springer-Verlag, 1991.
[19]  彭克, 王成山, 李琰, 等. 典型中低压微电网算例系统设计[J]. 电力系统自动化, 2011, 35(18): 31-35.
[20]  Peng Ke, Wang Chengshan, Li Yan, et al. Design of a typical medium-low voltage microgrid network[J]. Automation of Electric Power Systems, 2011, 35(18): 31-35.
[21]  DIgSILENT GmbH. DIgSILENT PowerFactory V15.0 BETA-User Manual[M]. DIgSILENT GmbH, 2012.

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