摘要：【中文】本发明公开了一种干气中去除固体颗粒的碳化硅膜过滤器及其应用。本发明提供的碳化硅膜过滤器包括筒体(1)和设置在筒体(1)内的碳化硅膜滤芯(2)，设置在筒体(1)顶端的上封头(3)，设置在筒体(1)底端的下封头(4)，设置在下封头(4)上的进气口(N1),设置在筒体(1)上的出气口(N2)和反洗口(N3)，设置在上封头上的安全阀接口(N4)和放空口(N5)；所述碳化硅膜滤芯(2)为具有多条气体通道的长方形柱体状，所述碳化硅膜滤芯的截面为正方形或长方形；且所述气体通道的截面为正方形或长方形。所述碳化硅膜过滤器不易堵塞、易清理、气体通量大，在气固分离领域可实现良好的经济效益。 【EN】The invention discloses a silicon carbide film filter for removing solid particles from dry gas and application thereof. The silicon carbide filter provided by the invention comprises a cylinder body (1), a silicon carbide filter element (2) arranged in the cylinder body (1), an upper end enclosure (3) arranged at the top end of the cylinder body (1), a lower end enclosure (4) arranged at the bottom end of the cylinder body (1), an air inlet (N1) arranged on the lower end enclosure (4), an air outlet (N2) and a backwashing port (N3) arranged on the cylinder body (1), and a safety valve interface (N4) and a vent port (N5) arranged on the upper end enclosure; the silicon carbide filter element (2) is in a rectangular cylinder shape with a plurality of gas channels, and the section of the silicon carbide filter element is square or rectangular; and the cross section of the gas channel is square or rectangular. The silicon carbide film filter is not easy to block and clean, has large gas flux, and can realize good economic benefit in the field of gas-solid separation.

摘要：【中文】本发明公开了一种基于羟基功能化氧化石墨烯引发开环聚合反应信号放大的肺癌早期诊断试剂盒，包括：金电极、MPA溶液、cAb溶液、dAb溶液、PBS缓冲液、BSA溶液、LiClO₄溶液、GO‑PolyFc溶液、EDC/NHS混合溶液A和EDC/NHS混合溶液B。本发明利用功能化GO具有多引发位点的特性将其应用于ROP反应中，作为引发剂以提高单体聚合能力，大量二茂铁单体通过ROP反应连接聚合，最后，通过电化学工作站测定的氧化电流强度与CYFRA 21‑1浓度呈正相关，成功构建了基于功能化GO引发开环聚合反应信号放大的标志物CYFRA 21‑1的检测试剂盒。本试剂盒对肺癌生物标志物CYFRA 21‑1的检测具有灵敏度高，稳定性高，抗干扰性强等特点，为肺癌的临床检测开辟了新的途径。 【EN】The invention discloses a lung cancer early diagnosis kit based on signal amplification of ring-opening polymerization reaction initiated by hydroxyl functionalized graphene oxide, which comprises: gold electrode, MPA solution, cAb solution, dAb solution, PBS buffer solution, BSA solution, LiClO₄The solution, GO-PolyFc solution, EDC/NHS mixed solution A and EDC/NHS mixed solution B. The method utilizes the characteristic that the functionalized GO has multiple initiation sites to be applied to ROP reaction as an initiator to improve the monomer polymerization capacity, a large amount of ferrocene monomers are connected and polymerized through the ROP reaction, and finally, the oxidation current intensity measured through an electrochemical workstation is in positive correlation with the concentration of CYFRA21-1, so that the functionalized GO is successfully constructedA detection kit of a marker CYFRA21-1 based on signal amplification of ring-opening polymerization reaction initiated by functionalized GO is provided. The kit has the characteristics of high sensitivity, high stability, strong anti-interference performance and the like on the detection of the lung cancer biomarker CYFRA21-1, and opens up a new way for the clinical detection of the lung cancer.

摘要：【中文】本发明公开了一种基于简易温升模型的变压器油温预测方法，包括S1：获取用于预测变压器油温的变压器历史数据，包括变压器油温、负荷电流、环境温度以及对应的时间；S2：根据变压器历史数据，确定变压器油温温升时间长度△T；S3：根据变压器油温温升时间长度△T，进行温差计算；S4：将S3计算出的温差与△T时间前的负荷电流进行匹配；S5：对温差与△T时间前的负荷电流进行拟合，得到“负荷电流—温差”曲线；S6：根据“负荷电流—温差”曲线和△T时间前时刻的变压器油温，预测下一时刻变压器油温。本发明使用少量历史数据进行拟合的同时，能更准确预测油温。 【EN】The invention discloses a transformer oil temperature prediction method based on a simple temperature rise model, which comprises the steps of S1, obtaining transformer historical data used for predicting the transformer oil temperature, wherein the transformer historical data comprises the transformer oil temperature, load current, environment temperature and corresponding time, S2, determining the time length of the transformer oil temperature rise △ T according to the transformer historical data, S3, performing temperature difference calculation according to the time length of the transformer oil temperature rise △ T, S4, matching the temperature difference calculated in S3 with the load current before △ T time, S5, fitting the temperature difference with the load current before △ T time to obtain a load current-temperature difference curve, and S6, predicting the transformer oil temperature at the next time according to the load current-temperature difference curve and the transformer oil temperature at the time before △ T time, wherein the oil temperature can be predicted more accurately while a small amount of historical data is used for fitting.

摘要：【中文】本发明公开一种低压用户与台区隶属关系的匹配方法，包括：获取待匹配低压用户及所有台区的指定时间段的电压有效值数据，形成电压时序序列；采用改进一阶向前差分法将电压时序序列粗粒化；采用时间延迟嵌入法将粗粒化后的电压时序序列符号化；计算所有符号化后的电压时序序列的先农熵；计算待匹配用户与所有台区的血缘亲近指数；比较所有血缘亲近指数大小，确定目标所属台区。本发明基于数据挖掘，利用计量自动化系统，对用户电压量测数据进行血缘亲近分析，实现低压用户户变关系的准确校验。 【EN】The invention discloses a method for matching the subordination relationship between low-voltage users and a distribution room, which comprises the following steps: obtaining voltage effective value data of designated time periods of low-voltage users and all transformer areas to be matched to form a voltage time sequence; coarse-grained voltage time sequence by adopting an improved first-order forward difference method; symbolizing the voltage time sequence after coarse grain by adopting a time delay embedding method; calculating first agricultural entropy of all the signed voltage time sequence sequences; calculating blood relationship closeness indexes of the user to be matched and all the distribution areas; and comparing the sizes of all the blood relationship closeness indexes to determine the station area of the target. The method is based on data mining, utilizes a metering automatic system to carry out blood-related affinity analysis on the user voltage measurement data, and realizes accurate verification of the user variable relationship of the low-voltage user.

摘要：【中文】本发明提供一种计及线路土壤电阻率差异化的雷击跳闸率试验方法，其特征在于，搭建了一个试验平台，试验平台包括冲击电压发生器、数据测量分析控制模块、无线电流传感器、同轴电缆一、同轴电缆二、同轴电缆三、第一基杆塔、第二基杆塔、第三基杆塔、避雷线、A相线路、B相线路、C相线路。试验方法为：同轴电缆一连接冲击电压发生器与双向触点，双向触点另一端分别连接C相线路与杆塔顶部，发生器连接线上环绕无线电流传感器，将测量数据由无线电流传感器反馈给数据测量分析控制模块，计算得到雷击跳闸率。本发明能有效计算不同土壤电阻率条件下输电线路的雷击跳闸率，从而实现对于输电线路与杆塔结构的雷击安全测评。 【EN】The invention provides a lightning trip-out rate test method considering line soil resistivity differentiation, which is characterized in that a test platform is set up, and the test platform comprises an impulse voltage generator, a data measurement analysis control module, a wireless current sensor, a first coaxial cable, a second coaxial cable, a third coaxial cable, a first base tower, a second base tower, a third base tower, a lightning conductor, an A-phase line, a B-phase line and a C-phase line. The test method comprises the following steps: and one end of the coaxial cable is connected with the impulse voltage generator and the two-way contact, the other end of the two-way contact is respectively connected with the C-phase line and the top of the tower, the wireless current sensor is wound on a connecting line of the generator, the measured data is fed back to the data measurement analysis control module by the wireless current sensor, and the lightning trip-out rate is calculated. The lightning trip-out rate of the power transmission line under different soil resistivity conditions can be effectively calculated, so that the lightning safety evaluation of the power transmission line and a tower structure is realized.

摘要：【中文】本发明提供了一种实验室用的试管车，包括：试管架、安装柱和移动结构，试管架架设在两根安装柱之间，移动结构设置在安装柱的底端；其中，移动结构包括支座、让位柱和辊轮，支座内部中空，且沿支座的内周面设有一圈滑口，滑口与支座内部连通；让位柱内部中空，且让位柱竖直对称地设置在支座的上表面，让位柱的顶端固接在安装柱的底端，让位柱的内侧壁上开设有一让位口，让位口与滑口为连通状态；沿辊轮轴线穿设有一转轴，转轴上间隔地设有两环形凹槽，两个环形凹槽均位于滑口中。本发明可直接通过移动结构将辊轮调节至与地面接触，从而使试管车为可移动状态，此时直接推动试管车进行试管的搬运即可，从而可以提高试管的搬取效率。 【EN】The invention provides a test tube vehicle for a laboratory, which comprises: the test tube rack is erected between the two mounting columns, and the moving structure is arranged at the bottom ends of the mounting columns; the moving structure comprises a support, a yielding column and a roller, the support is hollow, a circle of sliding opening is formed in the inner circumferential surface of the support, and the sliding opening is communicated with the interior of the support; the yielding column is hollow, the yielding columns are vertically and symmetrically arranged on the upper surface of the support, the top end of the yielding column is fixedly connected to the bottom end of the mounting column, a yielding port is formed in the inner side wall of the yielding column, and the yielding port is communicated with the sliding port; a rotating shaft is arranged along the axis of the roller in a penetrating way, two annular grooves are arranged on the rotating shaft at intervals, and the two annular grooves are both positioned in the sliding opening. The invention can directly adjust the roller to be in contact with the ground through the moving structure, thereby leading the test tube vehicle to be in a movable state, directly pushing the test tube vehicle to carry the test tube at the moment, and further improving the carrying efficiency of the test tube.

摘要：【中文】本发明公开一种电容式电压互感器健康状态实时评价方法，涉及电网技术领域，包括：获取待评价电容式电压互感器台帐信息；获取电网拓扑结构，构建待评价电容式电压互感器比较对象群；获取比较对象群内所有电容式电压互感器电压遥测值历史数据，形成离散型电压随机变量；计算相关系数作为评价指标；判断是否满足健康标准；当满足健康标准时，待电压遥测值刷新后更新离散型电压随机变量，返回执行计算相关系数作为评价指标；当不满足健康标准时产生异常报警。本发明无需增加任何硬件设备，利用能量管理系统中电压遥测值历史数据在不停电的情况下实现了电容式电压互感器健康状态的实时评价。 【EN】The invention discloses a real-time evaluation method for the health state of a capacitor voltage transformer, which relates to the technical field of power grids and comprises the following steps: acquiring account information of the capacitor voltage transformer to be evaluated; acquiring a power grid topological structure, and constructing a comparison object group of the capacitor voltage transformer to be evaluated; acquiring historical data of voltage remote measurement values of all the capacitor voltage transformers in a comparison object group to form discrete voltage random variables; calculating a correlation coefficient as an evaluation index; judging whether the health standard is met; when the health standard is met, updating the discrete voltage random variable after the voltage telemetering value is refreshed, and returning to execute the calculation correlation coefficient as an evaluation index; an exception alarm is generated when the health criteria is not met. According to the invention, no hardware equipment is required to be added, and the real-time evaluation of the health state of the capacitor voltage transformer is realized under the condition of no power failure by using the historical data of the voltage telemetering value in the energy management system.

摘要：【中文】本发明提供一种10kV高压断路器健康水平诊断方法，包括：构建10kV高压断路器健康水平特征集；构建10kV高压断路器健康水平高维随机矩阵；根据高维随机矩阵谱分布理论，计算10kV高压断路器健康水平高维随机矩阵样本协方差阵的极限谱密度分布函数、特征根分布及平均谱分布；利用实时分离窗和平均谱半径分布进行10kV高压断路器健康水平与故障特征的时变非线性关系分析；利用增广矩阵法进行10kV高压断路器故障相关因子识别；依据MP律、圆环率及平均谱半径这三个异常状态检测判据，提出10kV高压断路器健康水平综合指标，进行多参数、不同相关性因子下的10kV高压断路器健康水平诊断。 【EN】The invention provides a health level diagnosis method for a 10kV high-voltage circuit breaker, which comprises the following steps: constructing a health level characteristic set of the 10kV high-voltage circuit breaker; constructing a health level high-dimensional random matrix of the 10kV high-voltage circuit breaker; calculating a limit spectrum density distribution function, characteristic root distribution and average spectrum distribution of a covariance matrix of a high-dimensional random matrix sample of the health level of the 10kV high-voltage circuit breaker according to a high-dimensional random matrix spectrum distribution theory; performing time-varying nonlinear relation analysis on the health level and fault characteristics of the 10kV high-voltage circuit breaker by utilizing a real-time separation window and average spectrum radius distribution; identifying fault related factors of the 10kV high-voltage circuit breaker by using an amplification matrix method; according to three abnormal state detection criteria of MP law, ring rate and average spectrum radius, a comprehensive index of the health level of the 10kV high-voltage circuit breaker is provided, and the health level of the 10kV high-voltage circuit breaker is diagnosed under the conditions of multiple parameters and different correlation factors.

摘要：【中文】本发明涉及一种自适应统一电能质量数据时间尺度的方法，所述方法包括以下步骤：S1：读取不同监测装置的电压波形；并分别计算其电压有效值；S2：计算不同电压波形的相关系数；S3：判断不同电压波形是否为同一暂降源引起，若为同一暂降源引起，则进行S4；若不为同一暂降源引起，则返回S1；S4：对不同电压波形进行实践延迟估计；S5：判断两个不同电压波形是否存在实践偏移；若存在，则进行S6，若不存，则返回S1；S6：在参考输入端输入一段时间延迟，使之与基本输入端的时间延迟相等，从而达到使两路信号保持最大相似性的目的。本发明可以对电能质量数据进行时间尺度的统一，有助于电能质量数据分析的准确性，提升数据质量。 【EN】The invention relates to a method for adaptively unifying time scales of electric energy quality data, which comprises the following steps: s1: reading voltage waveforms of different monitoring devices; respectively calculating the voltage effective values; s2: calculating correlation coefficients of different voltage waveforms; s3: judging whether different voltage waveforms are caused by the same sag source, and if so, performing S4; if not, returning to S1; s4: performing practical delay estimation on different voltage waveforms; s5: judging whether practical deviation exists in two different voltage waveforms; if yes, go to S6, otherwise, return to S1; s6: a time delay is input to the reference input end and is equal to the time delay of the basic input end, so that the aim of keeping the maximum similarity of the two paths of signals is fulfilled. The invention can unify the time scale of the power quality data, is beneficial to the accuracy of power quality data analysis and improves the data quality.

摘要：【中文】本发明涉及一种考虑负荷电压暂降耐受能力曲线的暂降域识别方法，包括：S1：根据线路的阻抗、电纳、电导，计算电网的阻抗矩阵；S2：在线路上均匀的取若干个故障点；S3：选取S2中若干个故障点中的一个故障点；S4：计算S3中选取的故障点故障前的电压；S5：根据保护动作时限计算暂降持续时间；S6：根据用户耐受能力曲线确定对应的残余电压耐受能力阈值；S7：计算故障点故障时敏感负荷接入点的电压幅值；S8：判断敏感负荷接入点的残余电压是否满足耐受能力要求；S9：遍历网络中所有线路及故障点，得到暂降域计算结果。本发明所述方法使得暂降域能更准确的反映用户收到电压暂降事件影响的范围。 【EN】The invention relates to a sag domain identification method considering a load voltage sag tolerance capacity curve, which comprises the following steps: s1: calculating an impedance matrix of the power grid according to the impedance, the susceptance and the conductance of the line; s2: uniformly taking a plurality of fault points on a line; s3: selecting one fault point from a plurality of fault points in S2; s4: calculating the voltage before the fault of the fault point selected in the step S3; s5: calculating the sag duration according to the protection action time limit; s6: determining a corresponding residual voltage tolerance threshold according to a user tolerance curve; s7: calculating the voltage amplitude of the sensitive load access point when the fault point fails; s8: judging whether the residual voltage of the sensitive load access point meets the requirement of the tolerance capability or not; s9: and traversing all lines and fault points in the network to obtain a sag domain calculation result. The method of the invention enables the sag domain to more accurately reflect the range of the influence of the voltage sag event received by the user.