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| 1 | 抑制柔性负荷过响应的微网分散式调控参数优化显示文摘基于价格的微网分散式调控相较于集中式调控具有扩展性和保密性优势,但存在柔性负荷在低电价时段大量聚集产生新峰值的过响应问题,影响系统安全高效运行。现有研究在主参数电价之外引入辅助参数以缓解过响应,但未进行辅助参数取值的优化,且未考虑微网网络约束对不同节点辅助参数最优取值的影响。为此该文提出缓解负荷过响应的微网分散式调控辅助参数优化方法,为不同节点的柔性负荷制定参数最佳取值以最小化微网总运行成本。首先建立微网分散式调控优化模型,以及电动汽车、智能家电的柔性负荷需求响应模型;进而提出基于深度强化学习的辅助参数优化方法,采用多维连续状态及动作空间学习各节点参数的取值。最后仿真结果验证了所提优化方法的有效性。 | 叶宇剑 袁泉 汤奕 Goran Strbac | 2022 | 中国电机工程学报2022,42,5: | 7 |
| 2 | 基于深度强化学习的居民实时自治最优能量管理策略显示文摘随着居民分布式资源的普及,如何考虑用户多类型设备的运行特性,满足实时自治能量管理需求以达到用户侧经济性最优成为亟待解决的课题。传统基于模型的最优化方法在模型精准构建和应对多重不确定性等方面存在局限性,为此提出一种无模型的基于深度强化学习的实时自治能量管理优化方法。首先,对用户设备进行分类,采用统一的三元组描述其运行特性,并确定相应的能量管理动作;接着,采用长短期记忆神经网络提取环境状态中多源时序数据的未来走势;进而,基于近端策略优化算法,赋能在多维连续-离散混合的动作空间中高效学习最优能量管理策略,在最小化用电成本的同时提升策略对不确定性的适应性;最后,通过实际情境对比现有方法的优化决策效果,验证所提方法的有效性。 | 叶宇剑 王卉宇 汤奕 Goran STRBAC | 2022 | 电力系统自动化2022,46,1: | 4 |
| 3 | Risk-based method to secure power systems against cyberphysical faults with cascading impacts: a system protection scheme application显示文摘The utilization levels of the transmission network can be enhanced by the use of automated protection schemes that rapidly respond to disturbances. However,such corrective systems may suffer from malfunctions that have the potential to exacerbate the impact of the disturbance. This paper addresses the challenge of jointly optimizing the dispatch of generators and protection settings in this context. This requires a holistic assessment of the cyber(protection logic) and physical(network) systems,considering the failures in each part and their interplay.Special protection schemes are used as a prototypical example of such a system. An iterative optimization method is proposed that relies on power system response simulations in order to perform detailed impact assessments and compare candidate solutions. The candidate solutions are generated on the basis of a security-constrained dispatch that also secures the system against a set of cyber failure modes. A case study is developed for a generation rejection scheme on the IEEE reliability testsystem(RTS): candidate solutions are produced based on a mixed integer linear programming optimisation model, and loss-of-load costs are computed using a basic cascading outage algorithm. It is shown that the partial security approach is able to identify solutions that provide a good balance of operational costs and loss-of-load risks, both in a fixed dispatch and variable dispatch context. | Jose Luis CALVO Simon H.TINDEMANS Goran STRBAC | 2018 | Journal of Modern Power Systems and Clean Energy2018,6,5: | 3 |
| 4 | 基于参数共享机制多智能体深度强化学习的社区能量管理协同优化显示文摘智能电网背景下社区和端对端电能交易有助于挖掘利用产消者分布式能源的灵活性并最大化其价值。尽管多智能体深度强化学习提供了合适的无模型框架以实现多个产消者间能量管理策略的协同优化,该方法仍存在环境状态不稳定、产消者隐私保护和计算复杂度高等局限。该文提出一种将参数共享与优先深度确定性策略梯度法相结合的多智能体强化学习方法,通过智能体间的策略与经验共享以提升学习效率,并降低训练难度。接着构建端对端交易平台以协同社区市场内产消者的电能交易;执行奖励修正以避免产生新的负荷/发电高峰,从而保护本地配网的安全运行;作为可信任第三方向产消者提供有关社区市场的全局信息,在保护产消者隐私的同时减轻环境不稳定性,并提升算法的可扩展性。最后,通过算例验证所提方法能够有效降低社区总运行成本,保证产消者的利益,且较现有算法提高了训练速率与可扩展性。 | 叶宇剑 袁泉 刘文雯 汤奕 Goran Strbac | 2022 | 中国电机工程学报2022,42,21: | 2 |
| 5 | Framework for the incorporation of demand-side in a competitive electricity market显示文摘 | Strbac G Farmer E D Cory B J | 1996 | IEE Proceedings-Generation Transmission and Distribution1996,143,3: | 1 |
| 6 | Contributions of individual generators to loads and flows显示文摘 | KIRSCHEN D S ALLAN R N STRBAC G | 1997 | IEEE Trans on Power Systems1997,12,1: | 1 |
| 7 | Factoring the elasticity of demand in electricity prices显示文摘 | Kirschen D S Strbac Goran Cumperayot Pariya | 2000 | IEEE Trans on Power Systems2000,15,2: | 1 |
| 8 | Statistical evaluation of voltages in distrib:ution systems with embedded wind generation显示文摘 | MASTERS C L MUTALE J STRBAC G | 2000 | Proceedings of IEE2000,147,4: | 1 |
| 9 | Tracing active and reactive power between generators and loads using real and imaginary currents 显示文摘 | Kirschen D Strbac G | 1999 | IEEE Trans on Power System1999,14,4: | 1 |
| 10 | Activities of peroxidescavenging enzymes in germinating wheat seeds显示文摘 | Cakmak I Strbac D Marschner H | 1993 | J Exp Bot1993,44,1: | 1 |
| 11 | Allocation of Losses in Distribution Systems with Embedded Generation显示文摘 | Mutale J Strbac G Curcic S | 2000 | IEE Proc-Gener Transm & Distrib2000,147,1: | 1 |
| 12 | Factoring the dasticity of demand in electricity prices显示文摘 | Strbac G Cumperayot P | 2000 | IEEE Transactions on Power Systems2000,15,2: | 1 |
| 13 | Kinetics and mechanism of Sb2S3 oxidation process显示文摘 | ZIVKOVIC Z STRBAC N GRUJICIC D BOYANOV B | 2002 | Thermochimica Acta2002,383,: | 1 |
| 14 | Impact of wind generation on the operation and development of the UK elec- tricity system显示文摘 | STRBAC G SHAKOOR A BLACK M | 2007 | Electric Power Systems Research2007,77,9: | 1 |
| 15 | Trading wind generation in short term energy markets显示文摘 | Bathurst G N Weatherill J Strbac G | 2002 | IEEE Trans on Power Systems2002,17,3: | 1 |
| 16 | In situ STM imaging of spontaneously deposited ruthenium on Au(111 ) 显示文摘 | STRBAC S BEHM R J CROWN A | 2002 | Surface Science2002,517,20: | 1 |
| 17 | Contributions of individual generators to loads andflows显示文摘 | Kirschen D Allan K Strbac G | 1997 | IEEE Transactions on Power Systems1997,12,1: | 1 |
| 18 | Chloroplast isolation from Laminaria digitata:A reproducible methodology yielding photosynthetically active chloroplasts显示文摘 | STRBAC D MARCOAURELIO A R CESAR P | 1994 | Planta1994,195,: | 1 |
| 19 | Value of bulk energy storage for managing wind power fluctuations显示文摘 | BLACK M STRBAC G | 2007 | IEEE Transactions on Energy Conversion2007,22,1: | 1 |
| 20 | Facto- ring the Elasticity of Demand in Electricity Prices 显示文摘 | Kirschen D S Strbac G Cumperayot P | 2000 | IEEE Transactions on Power Systems2000,15,2: | 1 |