In view of climate characteristics such as frequent continuous rainy weather,low clouds and low visibility,and thunderstorm at Shanghai Hongqiao International Airport in spring( from March to May),observation and re...In view of climate characteristics such as frequent continuous rainy weather,low clouds and low visibility,and thunderstorm at Shanghai Hongqiao International Airport in spring( from March to May),observation and record data during 1986-2015 were used to conduct statistical analysis,and the important periods and characteristics of meteorological elements influencing flight at the airport in spring were found based on years of observation experience.展开更多
综合能源系统(integrated energy system,IES)具有灵活调度和多能互济的特点,针对当前综合能源系统供能可靠性研究尚不充分的问题,提出一种考虑最优负荷削减与热负荷惯性的综合能源系统可靠性评估方法。首先,建立了综合能源系统总停供...综合能源系统(integrated energy system,IES)具有灵活调度和多能互济的特点,针对当前综合能源系统供能可靠性研究尚不充分的问题,提出一种考虑最优负荷削减与热负荷惯性的综合能源系统可靠性评估方法。首先,建立了综合能源系统总停供损失期望指标,充分体现了综合能源系统停供能造成的经济损失;其次,考虑能源品位、负荷重要度、热负荷惯性,建立了故障场景下综合考虑运行成本最小与加权停供负荷量最小为目标的综合能源系统最优负荷削减模型,采用CPLEX软件求解获得电热负荷削减功率和元件设备出力;然后,基于序贯蒙特卡洛模拟原理,设计了综合能源系统可靠性评估方法和流程;最后,通过算例仿真进行验证。算例分析表明,采用最优负荷削减策略和考虑热负荷惯性能够有效提升综合能源系统的可靠性水平。展开更多
文摘In view of climate characteristics such as frequent continuous rainy weather,low clouds and low visibility,and thunderstorm at Shanghai Hongqiao International Airport in spring( from March to May),observation and record data during 1986-2015 were used to conduct statistical analysis,and the important periods and characteristics of meteorological elements influencing flight at the airport in spring were found based on years of observation experience.
文摘综合能源系统(integrated energy system,IES)具有灵活调度和多能互济的特点,针对当前综合能源系统供能可靠性研究尚不充分的问题,提出一种考虑最优负荷削减与热负荷惯性的综合能源系统可靠性评估方法。首先,建立了综合能源系统总停供损失期望指标,充分体现了综合能源系统停供能造成的经济损失;其次,考虑能源品位、负荷重要度、热负荷惯性,建立了故障场景下综合考虑运行成本最小与加权停供负荷量最小为目标的综合能源系统最优负荷削减模型,采用CPLEX软件求解获得电热负荷削减功率和元件设备出力;然后,基于序贯蒙特卡洛模拟原理,设计了综合能源系统可靠性评估方法和流程;最后,通过算例仿真进行验证。算例分析表明,采用最优负荷削减策略和考虑热负荷惯性能够有效提升综合能源系统的可靠性水平。