摘要：【中文】本发明涉及一种基于自学习的炼钢钢水过程温度控制系统，所述控制系统包括工位出站温度计算系统、工位调节系数自学功能、L3计划接收实绩上传系统、工位目标温度控制系统、钢水温度预报功能；所述工位出站温度计算系统包括合转炉、吹氩站、精练炉、真空处理炉出站温度计算以及连铸中包目标温度计算；所述L3计划接收实绩上传系统用于接收L3计划、制造标准、作业标准，向L3发送炉次生产实绩；所述工位调节参数自学功能是在历史数据基础上自动学习该工位在不同情况下因计划与实际偏差所需要调节的参数值；整个系统设计合理，计算过程中考虑多种异常因素，把各个工位L2系统串联起来，自学习工位调节参数，极大的增强本发明的适应性。 【EN】The invention relates to a self-learning-based steelmaking molten steel process temperature control system, which comprises a station outbound temperature calculation system, a station adjusting coefficient self-learning function, an L3 plan receiving actual performance uploading system, a station target temperature control system and a molten steel temperature forecasting function, wherein the station outbound temperature calculation system is connected with the station target temperature control system through a network; the station outlet temperature calculation system comprises a converter combination furnace, an argon blowing station, a refining furnace, a vacuum treatment furnace outlet temperature calculation and a continuous casting tundish target temperature calculation; the L3 plan receiving actual performance uploading system is used for receiving an L3 plan, a manufacturing standard and an operation standard and sending the furnace production actual performance to L3; the station adjusting parameter self-learning function is to automatically learn the parameter value of the station to be adjusted under different conditions due to plan and actual deviation on the basis of historical data; the whole system is reasonable in design, various abnormal factors are considered in the calculation process, all the station L2 systems are connected in series, the station adjusting parameters are learned by self, and the adaptability of the system is greatly improved.

摘要：【中文】本申请公开了一种视频处理方法，包括：接收视频采集装置实时采集的视频流数据，其中，所述视频流数据包括第一图像帧；缓存所述第一图像帧，如果缓存中存在与所述第一图像帧对应的第二图像帧，将所述第一图像帧与所述缓存中的第二图像帧进行合成处理，得到合成图像帧；将所述合成图像帧提供给展示装置，以在视频预览界面中展示所述合成图像帧。本申请还提供了相应的装置及存储介质。 【EN】The application discloses a video processing method, which comprises the following steps: receiving video stream data acquired by a video acquisition device in real time, wherein the video stream data comprises a first image frame; caching the first image frame, and if a second image frame corresponding to the first image frame exists in the cache, synthesizing the first image frame and the second image frame in the cache to obtain a synthesized image frame; providing the composite image frame to a presentation device for presentation of the composite image frame in a video preview interface. The application also provides a corresponding device and a storage medium.

摘要：【中文】本发明公开了一种电力金具功率的在线监测方法、系统及存储介质，该监测方法包括如下步骤：获取电力金具的表面温度、质量及比热容；根据电力金具的表面温度拟合计算得到热时间常数和稳态温升值；根据热时间常数、稳态温升值、质量及比热容计算得到电力金具所消耗的功率值。通过实施本发明，可以根据采集的电力金具的表面温度得到热时间常数和稳态温升值，根据电力金具的稳态温升值、质量、比热容及热时间常数，即可计算得到电力金具所消耗的功率值。此外，通过实施本发明可以实现电网系统中电力金具消耗功率的在线监测，同时，该监测方法不仅可以用于直流输配电线路，还可以用于交流输配电线路中，扩展了该监测方法的适用范围。 【EN】The invention discloses an electric power fitting power on-line monitoring method, a system and a storage medium, wherein the monitoring method comprises the following steps: acquiring the surface temperature, the mass and the specific heat capacity of the electric power fitting; fitting and calculating according to the surface temperature of the electric power fitting to obtain a thermal time constant and a steady-state temperature rise value; and calculating the power value consumed by the electric power fitting according to the thermal time constant, the steady-state temperature rise value, the mass and the specific heat capacity. By implementing the method and the device, the thermal time constant and the steady-state temperature rise value can be obtained according to the collected surface temperature of the electric power fitting, and the power value consumed by the electric power fitting can be calculated according to the steady-state temperature rise value, the mass, the specific heat capacity and the thermal time constant of the electric power fitting. In addition, the invention can realize the on-line monitoring of the power consumption of the electric power fitting in the power grid system, and meanwhile, the monitoring method can be used for not only a direct current transmission and distribution line, but also an alternating current transmission and distribution line, thereby expanding the application range of the monitoring method.