摘要：【中文】本发明公开一种钢铝通用型环保稀土金属化学转化膜处理剂，所用原料及质量百分比如下：质量浓度45%的氟锆酸2~5%，硝酸锆0.2~0.8%、硝酸锰0.3~1.2%、柠檬酸0.1~0.5%，有机高聚羧酸稀土金属化合物2~5%，钼酸钠0.5~2%，纯水余量。摒弃硅烷偶联剂（容易自聚，不稳定）和树脂两类有机材料，引入了有机高聚羧酸稀土金属化合物，各种组分协同作用，只需将pH控制在3~4就可实现钢铝工件通用转化膜处理，通用性好，不需更换槽液，可降低生产成本，同时也增强了工件的耐腐蚀性和后续涂装附着力。 【EN】The invention discloses a steel-aluminum universal type environment-friendly rare earth metal chemical conversion coating treating agent, which comprises the following raw materials in percentage by mass: 2-5% of fluorozirconic acid with the mass concentration of 45%, 0.2-0.8% of zirconium nitrate, 0.3-1.2% of manganese nitrate, 0.1-0.5% of citric acid, 2-5% of organic high polycarboxylic acid rare earth metal compound, 0.5-2% of sodium molybdate and the balance of pure water. The method has the advantages that two organic materials of silane coupling agent (easy self-polymerization and unstable) and resin are abandoned, organic high polycarboxylic acid rare earth metal compounds are introduced, the synergistic effect of various components is realized, the universal conversion coating treatment of steel and aluminum workpieces can be realized only by controlling the pH to be 3-4, the universality is good, the tank liquor is not required to be replaced, the production cost can be reduced, and the corrosion resistance and the subsequent coating adhesive force of the workpieces are enhanced.

摘要：【中文】本发明公开一种用于耐磨轨道交通零件磷化后的环保型封闭剂，其特征在于所用原料及质量百分比如下：无水乙醇5~10%、水性聚氨酯树脂2~5%、改性有机硅树脂2~3%，氨基改性有机硅氧烷低聚物2~3%，改性氨基硅氧烷聚合物2~3%，环氧基硅烷低聚物2~3%及纯水余量。使锰系或锌锰系磷化膜层具有更优越的耐腐性能，耐中性盐雾试验可以达到72小时，耐腐蚀性能优于现有封闭液，使用成本远低于浸油工艺。 【EN】The invention discloses an environment-friendly sealant used after phosphorization of wear-resistant rail transit parts, which is characterized by comprising the following raw materials in percentage by mass: 5-10% of absolute ethyl alcohol, 2-5% of waterborne polyurethane resin, 2-3% of modified organic silicon resin, 2-3% of amino modified organic siloxane oligomer, 2-3% of modified amino siloxane polymer, 2-3% of epoxy silane oligomer and the balance of pure water. The manganese series or zinc-manganese series phosphating film layer has more excellent corrosion resistance, the neutral salt spray resistance test can reach 72 hours, the corrosion resistance is superior to that of the existing sealing liquid, and the use cost is far lower than that of an oil immersion process.

摘要：【中文】本发明公开了一种基于原子范数的互质阵欠定测向方法，本发明先接收端天线按照互质阵列进行架构；根据阵列接收信号进行建模；计算虚拟阵列输出信号；初始化内插输出信号；设计基于原子范数的优化方法恢复内插输出信号；重建内插后虚拟均匀线性阵列信号协方差矩阵；根据重建协方差矩阵进行波达方向估计。本发明通过内插将互质阵的不连续虚拟线阵插值到虚拟均匀性阵，充分了利用了互质阵的自由度和阵元信息；在向量化协方差矩阵得到虚拟阵列输出信号时，对同一位置的信号进行了平均，从而比直接选取同一位置的第一个信号更能充分利用信号的信息；可以避免传统稀疏表示方法的基不匹配问题，并且在优化问题时，引入了去噪操作，提高了测向的准确性。 【EN】The invention discloses a mutual-prime array underdetermined direction-finding method based on atomic norm, firstly, a receiving end antenna is constructed according to a mutual-prime array; modeling according to the array receiving signals; calculating a virtual array output signal; initializing an interpolated output signal; an optimization method based on atomic norm is designed to recover the interpolation output signal; reconstructing a virtual uniform linear array signal covariance matrix after interpolation; and estimating the direction of arrival according to the reconstructed covariance matrix. The invention interpolates the discontinuous virtual linear array of the co-prime array to the virtual uniform array by interpolation, thereby fully utilizing the degree of freedom and the array element information of the co-prime array; when the vectorization covariance matrix obtains the output signal of the virtual array, the signals at the same position are averaged, so that the information of the signals can be more fully utilized than the information of the signals directly selected from the first signal at the same position; the problem of base mismatching of the traditional sparse representation method can be avoided, and in the process of optimizing the problem, denoising operation is introduced, so that the direction finding accuracy is improved.

摘要：【中文】本发明公开一种配电网负荷时空特性可视化分析方法，步骤是：从配电网业务系统接入配电变压器负荷特性数据，包含电气量数据和投诉数据，形成配电网负荷特性数据集；对电气量数据采用动态色斑图生成技术进行分析处理，形成色斑图矢量图层文件；对投诉数据采用散点图生成技术，动态创建散点图样式的图层，二者均通过GIS前端显示；图层叠加，形成以色斑图层为底图、散点图层为前景的关联分析画面；在GIS平台部署色斑图图层生成服务，定期生成新的色斑图图层；对总体指标进行统计和可视化展示，对选定地理区域的所有配变设备进行多维度排序分析。此种方法可方便配网业务人员解读区域范围内负荷率水平分布情况，指导配电网规划、改造和电能质量治理工作。 【EN】The invention discloses a visual analysis method for time-space characteristics of loads of a power distribution network, which comprises the following steps: accessing load characteristic data of a distribution transformer from a distribution network service system, wherein the load characteristic data comprises electric quantity data and complaint data to form a distribution network load characteristic data set; analyzing and processing the electrical quantity data by adopting a dynamic color spot map generation technology to form a color spot map vector layer file; adopting a scatter diagram generation technology for the complaint data, dynamically creating a layer of a scatter diagram pattern, and displaying the layer and the layer through a GIS front end; overlapping the layers to form a correlation analysis picture taking the color spot layer as a base picture and the scattered point layer as a foreground; deploying a mottled pattern layer generation service on the GIS platform, and periodically generating new mottled pattern layers; and carrying out statistics and visual display on the overall indexes, and carrying out multi-dimensional sequencing analysis on all distribution and transformation equipment in the selected geographic area. The method can facilitate distribution network service personnel to read the load rate horizontal distribution situation in the regional range and guide the planning, modification and power quality management of the distribution network.

摘要：【中文】本发明公开了一种集成了新型本振泄露补偿网络的毫米波双平衡混频器，其包括本振端变压器、二极管环、射频端变压器、本振匹配网络、射频匹配网络、中频匹配及滤波网络、新型本振泄露补偿网络、高频旁路电容；所述二级管环包括四个相同的二极管，新型本振泄露补偿网络包括包括两个相同的电阻、两个相同的电容和一段传输线。通过改变新型本振泄露补偿网络中电阻的大小和传输线的长度可以有效抵消混频器中固有的本振泄露分量，提升混频器本振到射频端口的隔离度；通过将传输线蜿蜒布线可以减小其占用芯片的面积；此外，新型本振泄露补偿网络的引入对混频器的变频增益几乎没有影响。 【EN】The invention discloses a millimeter wave double-balanced mixer integrated with a novel local oscillator leakage compensation network, which comprises a local oscillator end transformer, a diode ring, a radio frequency end transformer, a local oscillator matching network, a radio frequency matching network, an intermediate frequency matching and filtering network, the novel local oscillator leakage compensation network and a high-frequency bypass capacitor; the secondary tube ring comprises four identical diodes, and the novel local oscillator leakage compensation network comprises two identical resistors, two identical capacitors and a section of transmission line. The intrinsic local oscillator leakage component in the frequency mixer can be effectively offset by changing the size of the resistor in the novel local oscillator leakage compensation network and the length of the transmission line, so that the isolation from the local oscillator of the frequency mixer to the radio frequency port is improved; the transmission line is meandered to reduce the occupied area of the chip; in addition, the introduction of the novel local oscillator leakage compensation network has almost no influence on the frequency conversion gain of the frequency mixer.

摘要：【中文】本发明公开了一种兼具高隔离度和稳定输入匹配的毫米波开关键控调制器，其包括共源级电路、变压器、改进型层叠共栅级开关电路，改进型层叠共栅级开关电路在传统型层叠共栅级开关电路的基础上加入了串联电感、下层开关晶体管、上层开关晶体管，通过优化串联电感的感值、下层开关晶体管和上层开关晶体管的栅宽，不仅能在不影响电路增益的情况下提升电路的开/关隔离度，还能显著减小电路在开/关状态下的输入阻抗变化；此外，共源级电路和改进型层叠共栅级开关电路之间通过变压器进行耦合，实现小尺寸、低电压和高增益，也进一步减小改进型层叠共栅级开关电路在开/关状态下的输入阻抗变化对调制器的输入匹配的影响，实现更加稳定的输入匹配。 【EN】The invention discloses a millimeter wave on-off keying modulator with high isolation and stable input matching, which comprises a common source circuit, a transformer and an improved laminated common-gate switching circuit, wherein the improved laminated common-gate switching circuit is added with a series inductor, a lower-layer switching transistor and an upper-layer switching transistor on the basis of the traditional laminated common-gate switching circuit; in addition, the common-source circuit and the improved laminated common-gate switching circuit are coupled through the transformer, so that small size, low voltage and high gain are realized, the influence of input impedance change of the improved laminated common-gate switching circuit in an on/off state on input matching of the modulator is further reduced, and more stable input matching is realized.

摘要：本发明涉及一种压入式机械化沉井装备全自动控制方法及系统，该方法包括如下步骤：管片环拼装就位；控制取土机器人开始取土工作；在所述取土机器人挖掘取土达到设定深度后，控制所述推进设备下压管片环至对应的位置；在管片环下压的过程中，获取各注浆点的目标注浆量，并根据各注浆点的目标注浆量控制同步注浆系统进行同步注浆；控制取土机器人继续向下挖掘取土；循环步骤直至当前的管片环完成下沉工作；打开推进设备，在当前的管片环上方拼装下一个管片环，关闭推进设备；循环上述的步骤，直至完成所有管片环的下沉工作。本发明实现了沉井装备的全自动控制，无需人工介入，有效解决了沉井装备人工操作难度大、作业效率低、安全风险高等问题。

摘要：本发明涉及一种基于数据驱动的机械化沉井水下挖掘机器人作业过程追溯方法及系统，该方法包括如下步骤：获取水下挖掘机器人作业过程的施工数据作为历史数据；对所述历史数据进行解析并按照时间轴的顺序进行排列以得到排序数据；获取水下挖掘机器人模型、十字梁模型以及刃脚环模型，根据所述排序数据实时构建土体模型，对实时构建的土体模型、刃脚环模型、十字梁模型以及水下挖机器人模型进行三维场景构建，进而得到可播放的三维动画；通过播放器对所述三维动画进行播放，实现了水下挖掘机器人作业过程的追溯。本发明通过数字孪生建立三维场景和二维场景，便于施工人员直观、高效的进行复盘。

摘要：【中文】本发明公开了一种基于GNSS辅助的加速度计和陀螺仪常值漂移估算的导航方法及系统，方法包括以下步骤：1)构建加速度计和陀螺仪常值漂移模型；2)构建线运动机动条件下的惯性系对准的数学模型；3)应用牛顿‑拉格朗日迭代法的多元函数求极值的方法进行导航参数辨识；4)利用得到的姿态初始值根据姿态矩阵的链式分解求得当前时刻载体的姿态。本发明能够在GNSS辅助下，实现姿态及惯性仪表的常值估计。 【EN】The invention discloses a navigation method and a system for estimating constant drift of an accelerometer and a gyroscope based on GNSS assistance, wherein the method comprises the following steps: 1) constructing a constant drift model of an accelerometer and a gyroscope; 2) constructing a mathematical model of inertial system alignment under the maneuvering condition of linear motion; 3) performing navigation parameter identification by applying a multivariate function extremum solving method of a Newton-Lagrange iterative method; 4) and solving the attitude of the carrier at the current moment according to the chain decomposition of the attitude matrix by using the obtained attitude initial value. The invention can realize the constant value estimation of the attitude and the inertia instrument under the assistance of the GNSS.

摘要：【中文】为了解决现有的监测环境沉降系统无法实现自动化实时监测、以及监测设备成本较高的问题，本发明提供一种沉降光纤串、沉降实时监测系统及其使用方法。本发明的一种沉降光纤串的技术方案如下：一种沉降光纤串，包括蝴蝶形光纤、以及光纤串固定件；所述蝴蝶形光纤包括上部的两个端点以及下部的两个圆环，所述蝴蝶形光纤由一根光纤环绕而成；所述光纤串固定件正面的两侧分别设置竖向移动槽，所述竖向移动槽上分别设置水平定位件，所述水平定位件沿竖向移动槽竖向移动；两个竖向移动槽之间设置两个定位器；所述蝴蝶形光纤设置于两个竖向移动槽之间，所述蝴蝶形光纤的两端分别穿过水平定位件，所述蝴蝶形光纤的两个圆环的底部分别与定位器活动接触。 【EN】The invention provides a settlement optical fiber string, a settlement real-time monitoring system and a using method thereof, aiming at solving the problems that the existing environmental settlement monitoring system cannot realize automatic real-time monitoring and the cost of monitoring equipment is high. The technical scheme of the settlement optical fiber string is as follows: a settlement optical fiber string comprises a butterfly-shaped optical fiber and an optical fiber string fixing piece; the butterfly-shaped optical fiber comprises two end points at the upper part and two circular rings at the lower part, and is formed by encircling one optical fiber; vertical moving grooves are respectively formed in two sides of the front face of the optical fiber string fixing piece, horizontal positioning pieces are respectively arranged on the vertical moving grooves, and the horizontal positioning pieces vertically move along the vertical moving grooves; two positioners are arranged between the two vertical moving grooves; the butterfly-shaped optical fiber is arranged between the two vertical moving grooves, two ends of the butterfly-shaped optical fiber penetrate through the horizontal positioning pieces respectively, and the bottoms of the two circular rings of the butterfly-shaped optical fiber are in movable contact with the positioner respectively.