摘要：【中文】本发明公开了一种可更换式FC型光纤头插拔工具，包括：固定头、连接部和棘轮手柄；固定头安装在连接部的一端，固定头与连接部中间安装有可拆卸的力臂一，棘轮手柄安装在连接部的另一端；其特征在于：所述固定头上设置有沿轴向方向的安装通孔一，安装通孔一内均匀分布有沿安装通孔一轴向设置的防滑齿一；所述固定头上设置有轴向开口一，所述轴向开口一与安装通孔一连通。本发明固定头及旋转头能够拆卸，可以根据光纤分布的密集程度以及光纤的弯曲半径适时更换不同长度的工具，提高工作效率。 【EN】The invention discloses a replaceable FC type optical fiber head plugging tool, which comprises: the fixing head, the connecting part and the ratchet handle; the fixing head is arranged at one end of the connecting part, a first detachable force arm is arranged between the fixing head and the connecting part, and the ratchet wheel handle is arranged at the other end of the connecting part; the method is characterized in that: the fixing head is provided with a first mounting through hole along the axial direction, and first anti-skid teeth axially arranged along the first mounting through hole are uniformly distributed in the first mounting through hole; the fixing head is provided with a first axial opening, and the first axial opening is communicated with the first mounting through hole. The fixing head and the rotating head can be detached, tools with different lengths can be replaced timely according to the density of optical fiber distribution and the bending radius of the optical fibers, and the working efficiency is improved.

摘要：【中文】本发明涉及航天器测控技术领域，提供了一种基于参数优化的大气折射误差实时修正方法，包括：根据测站附近历史测量数据，选择一种合适的大气折射率高度分布模式，并确定其历史经验参数；外测设备跟踪恒星，输出并记录经纬仪测量系的测角数据，同时获取恒星地固系的精确星历数据，并转换为外测设备测量系的理论测元数据；建立模式参数优化方程组；以模式参数的历史经验值为参考值，对优化方程组进行数值求解，得到优化后的模式参数；利用优化后的模式参数对外测设备的测角数据进行实时修正。本发明具有成本低廉、计算量小、精度高、实时性好等优势，有效提高外测设备等测量设备的测量精度，可以作为一种测控系统大气折射误差修正的常规方法。 【EN】The invention relates to the technical field of spacecraft measurement and control, and provides an atmospheric refraction error real-time correction method based on parameter optimization, which comprises the following steps: selecting a proper atmosphere refractive index height distribution mode according to historical measurement data near a measuring station, and determining historical experience parameters of the atmosphere refractive index height distribution mode; the external measurement equipment tracks the fixed star, outputs and records angle measurement data of a theodolite measurement system, simultaneously acquires accurate ephemeris data of the fixed star and the geostationary system, and converts the accurate ephemeris data into theoretical measurement metadata of the external measurement equipment measurement system; establishing a mode parameter optimization equation set; taking the historical experience value of the mode parameter as a reference value, and carrying out numerical solution on the optimization equation set to obtain an optimized mode parameter; and correcting the angle measurement data of the external equipment in real time by using the optimized mode parameters. The method has the advantages of low cost, small calculated amount, high precision, good real-time performance and the like, effectively improves the measurement precision of measurement equipment such as external equipment and the like, and can be used as a conventional method for correcting atmospheric refraction errors of a measurement and control system.

摘要：【中文】本发明涉及航天器测控技术领域，提供了一种基于多波长测量获得大气折射率高度分布剖面的方法，包括：使用光电外测设备在不同波长下跟踪预定恒星，输出并记录测量系的测角数据；获取相同时间段恒星地固系精确星历数据；将恒星地固系精确星历数据转换为外测设备测量系的理论测元数据；以大气折射率高度分布的Hopfield模型的模式参数为待估未知数，建立模式参数待估方程组；对模式参数待估方程组进行求解，获得模式参数的数值解；将求解的模式参数代入模型获得大气折射率高度分布剖面。本发明具有成本低廉、精度高、适应性好等优势，能够获得不同情况下的大气折射率高度分布剖面，可以作为一种获得大气折射率高度分布剖面常规方法。 【EN】The invention relates to the technical field of spacecraft measurement and control, and provides a method for obtaining an atmospheric refractive index height distribution profile based on multi-wavelength measurement, which comprises the following steps: tracking a preset fixed star by using photoelectric external equipment under different wavelengths, and outputting and recording angle measurement data of a measurement system; acquiring accurate ephemeris data of fixed star earth systems in the same time period; converting the precise ephemeris data of the fixed star earth system into theoretical measurement metadata of a measurement system of external measurement equipment; establishing a mode parameter to-be-estimated equation set by taking a mode parameter of a Hopfield model with the height distribution of the atmospheric refractive index as an unknown to be estimated; solving an equation set to be estimated of the mode parameters to obtain a numerical solution of the mode parameters; and substituting the solved mode parameters into the model to obtain the atmosphere refractive index height distribution profile. The method has the advantages of low cost, high precision, good adaptability and the like, can obtain the atmosphere refractive index height distribution profile under different conditions, and can be used as a conventional method for obtaining the atmosphere refractive index height distribution profile.

摘要：【中文】一种多功能便捷式移动计量装置，包括箱体、配盘、刀闸；配盘与箱体滑动连接；配盘上设置有仪表表位、接线端子、接地端子、互感器、断路器等部件，箱体对接线部件有效保护。满足临时用电需求，并且充分减少繁琐的开户手续，提高仪表、配件、及线材的重复利用率。 【EN】A multifunctional portable mobile metering device comprises a box body, a distribution disc and a disconnecting link; the matching disc is connected with the box body in a sliding way; the distribution plate is provided with an instrument epitope, a wiring terminal, a grounding terminal, a mutual inductor, a circuit breaker and other parts, and the box body effectively protects the wiring parts. The temporary power demand is met, the tedious opening procedure is fully reduced, and the repeated utilization rate of instruments, accessories and wires is improved.