摘要：【中文】本发明公开了基于局部模型提取和局部计算的单机操作模拟预演方法，属于计算、推算或计数的技术领域。本发明获取操作票的操作序列，构建操作序列的相关设备的网络拓扑模型，根据提取的局部模型生成预演用图，获取实时信息后以馈线为单位对提取的局部模型进行初始拓扑和初始潮流计算，单个操作设备模拟遥控下发，利用SCADA资源进行五防判断，拒动，检修，闭锁信号等判断，模拟遥控下发后，局部计算当前操作影响设备的拓扑和潮流，在预演用图上展示潮流和拓扑计算结果，馈线负载率变化，操作过程记录。本发明通过局部模型提取和局部潮流计算，小规模化预演模型和数据，对于涉及线路多且操作多的预演能够保证工作站上预演的速度。 【EN】The invention discloses a single-machine operation simulation rehearsal method based on local model extraction and local calculation, belonging to the technical field of calculation, calculation or counting. The method comprises the steps of obtaining an operation sequence of an operation order, constructing a network topology model of relevant equipment of the operation sequence, generating a preview graph according to an extracted local model, carrying out initial topology and initial power flow calculation on the extracted local model by taking a feeder line as a unit after obtaining real-time information, simulating and remotely issuing a single operation device, carrying out five-prevention judgment, refusing action, maintenance, locking signal judgment and the like by utilizing SCADA (supervisory control and data acquisition) resources, locally calculating the topology and the power flow of current operation influencing equipment after simulating and remotely issuing, and displaying power flow and topology calculation results, feeder line load rate change and operation process record on the preview graph. According to the invention, through local model extraction and local power flow calculation, small-scale rehearsal models and data can ensure the rehearsal speed on the workstation for rehearsal involving a plurality of lines and operations.