基于油田井场场景下风光储系统优化配置技术研究

Research on Optimal Configuration Technology of Wind Power Storage System Based on Oil Field Well Pad Scenario

基于油田场景下抽油机的工作特性,本文采用带油井负荷的风光储微电网系统作为研究对象,进行采油井场风光储系统容量优化配置关键技术研究。建立了风光储一体化模式下风力发电机、太阳能光伏发电、储能装置输出功率的计算模型。以胜利油田孤岛五区井场用能负荷为例,计算出光伏发电、风力发电的装机容量,匹配最优蓄电池容量,形成了一套适应于油田井场区域的风光储系统应用模式,基于PSCAD/EMTDC平台,建立了离网状态下光伏、风电、蓄电池及系统的模型并进行了仿真验证。制定了适用于风光储微电网系统的能量管理控制方法,在保证抽油机负荷稳定运行的同时,最大限度的利用绿色能源并提高经济效益。

Based on the working characteristics of pumping units in oil field scenario,this paper uses the wind solar storage microgrid system with oil well load as the research object to study the key technologies of capacity optimal allocation of wind solar storage system in oil production well pad.The calculation model of output power of wind turbine generator,solar photovoltaic power generation and energy storage device under the integrated mode of wind,solar and energy storage is established.Taking the energy load of Gudao 5 well pad of Shengli Oilfield as an example,the installed capacity of photovoltaic power generation and wind power generation is calculated to match the optimal battery capacity,and a set of application mode of wind power storage system suitable for the well pad area of the oilfield is formed.Based on PSCAD/EMTDC platform,the models of photovoltaic,wind power,battery and system in off grid state are established and verified by simulation.The energy management and control method suitable for wind solar energy storage micro grid system is formulated to make maximum use of green energy and improve economic benefits while ensuring the stable operation of pumping unit load.