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基于时间序列状态的多能源区域电网消纳能力量化评估

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在多能源区域电网消纳能力量化评估中,现行方法不能及时反映电网的实时消纳情况,导致评估结果与实际结果存在误差,为此提出基于时间序列状态的多能源区域电网消纳能力量化评估方法。以电网年度最大消纳能源为目标,并对电网运行进行约束,建立电网时间序列状态模拟仿真模型,根据模拟的电网时间序列状态估算多能源区域电网弃能源指标值和经济性指标值,采用赋权法计算多能源区域电网消纳指数,以此完成基于时间序列状态的多能源区域电网消纳能力量化评估。结果显示,基于时间序列状态的多能源区域电网消纳能力量化评估方法的平均绝对误差在0。1以内,均方根误差在1%以内,评估结果较为准确。
Quantitative evaluation of the absorption capacity of multi energy regional power grids based on time series states
In the quantitative evaluation of the absorption capacity of multi energy regional power grids,the current methods cannot reflect the real-time consumption of the power grid in time,resulting in errors between the evaluation results and the actual results.A quantitative evaluation method of multi energy regional power grid absorption capacity based on time series state is proposed.Taking the annual maximum energy consumption of the power grid as the goal and constraining the operation of the power grid,a simulation model of the time series state of the power grid is established,the energy curtailment index value and economic index value of the multi energy regional power grid are estimated according to the simulated time series state,and the weighting method is used to calculate the consumption index of the multi energy regional power grid,so as to complete the quantitative evaluation of the consumption capacity of the multi energy regional power grid based on the time series state.The results show that the mean absolute error of the quantitative evaluation method of multi energy regional power grid absorption capacity based on time series state is within 0.1 and root mean square error is within 1%,and the evaluation results are more accurate.

time series statusmulti energy regional power gridconsumabilityquantitative evaluationeconomyempowerment law

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内蒙古电力(集团)有限责任公司,内蒙古 呼和浩特 010000

时间序列状态 多能源区域电网 消纳能力 量化评估 经济性 赋权法

2024

节能
辽宁省科学技术情报研究所 辽宁省能源研究会

节能

影响因子:0.295
ISSN:1004-7948
年,卷(期):2024.43(9)