摘要：【中文】本发明创造提供一种可伸缩型罐体大孔洞封堵工具，包括支撑杆、顶部联动块、前滑动块、后滑动块和若干前联动杆组和若干后联动杆组；所述顶部联动块设置在所述支撑杆的端部，所述前滑动块、后滑动块依次套在包括支撑杆上。本发明创造的有益效果是：可以针对大尺寸和不规则罐体表面及端面，快速进行固定及定位，避免因为局部不规则或者壁厚过薄造成无法进行封堵的情况。封堵完成后，等介质都排空，还可以方便拆卸，可折叠起来进行回收，不需要特殊工具进行拆卸。 【EN】The invention provides a telescopic tank body large hole plugging tool, which comprises a supporting rod, a top linkage block, a front sliding block, a rear sliding block, a plurality of front linkage rod groups and a plurality of rear linkage rod groups, wherein the top linkage block is arranged on the top of the supporting rod; the top linkage block is arranged at the end part of the supporting rod, and the front sliding block and the rear sliding block are sequentially sleeved on the supporting rod. The beneficial effects of the invention are as follows: can be directed against the surface and the terminal surface of jumbo size and irregular jar body, fix and fix a position fast, avoid because local irregularity or the wall thickness is too thin leads to the fact the condition that can't carry out the shutoff. After plugging is completed, the medium is emptied, the plugging device can be conveniently disassembled, and can be folded to be recovered without disassembling by special tools.

摘要：【中文】本发明创造提供一种带压堵漏拉紧装置，包括主体支架、主轴、锁紧滑块和前索具；所述主体支架的底端和顶端分别设置有轴承孔A和轴承孔B，所述主轴的顶端穿过所述轴承孔A，伸入所述轴承孔B中，所述主轴的中部设置有外螺纹，并穿过带有相应内螺纹的所述锁紧滑块；所述主体支架的顶端设置有所述前索具，所述前索具上设置有索具带孔B,所述索具带孔B的外侧设置有多个紧固螺钉B。本发明创造的有益效果是：本技术方案是一种安全可靠、紧凑简单的机械结构，实现对钢丝绳索具带的有效拉紧；并通过结构减小使用中的摩擦力，达到省力效果；同时能与现有封堵工具相配合，以在部分危化品泄漏封堵场景中替代液压拉紧器。 【EN】The invention provides a pressurized leaking stoppage tensioning device, which comprises a main body bracket, a main shaft, a locking slide block and a front rigging; the bottom end and the top end of the main body support are respectively provided with a bearing hole A and a bearing hole B, the top end of the main shaft penetrates through the bearing hole A and extends into the bearing hole B, and the middle part of the main shaft is provided with an external thread and penetrates through the locking sliding block with a corresponding internal thread; the top end of the main body support is provided with the front rigging, the front rigging is provided with a rigging hole B, and the outer side of the rigging hole B is provided with a plurality of fastening screws B. The beneficial effects of the invention are as follows: the technical scheme is a safe, reliable, compact and simple mechanical structure, and realizes effective tensioning of the steel wire rope rigging belt; the friction force in use is reduced through the structure, and the labor-saving effect is achieved; meanwhile, the plugging tool can be matched with the existing plugging tool to replace a hydraulic tensioner in a partial dangerous chemical leakage plugging scene.

摘要：【中文】本发明属于生物传感器检测技术领域，具体涉及一种石英晶体微天平传感器及其金电极的修饰方法和应用。本发明的目的为了解决传统四环素检测方法中样品前处理步骤繁琐、仪器设备昂贵、需要专业技术人员操作等问题以及石英晶体微天平检测灵敏度低、稳定性差等技术问题，本发明重点解决了目前基于色谱技术的四环素检测方法中存在的样品前处理过程繁琐、仪器昂贵，操作复杂等缺点，为实际应用过程中复杂样品中的四环素的检测提供了一种简便快捷、灵敏可靠的的分析检测手段，首次将石英晶体微天平传感器用于四环素的检测。 【EN】The invention belongs to the technical field of biosensor detection, and particularly relates to a quartz crystal microbalance sensor and a modification method and application of a gold electrode of the quartz crystal microbalance sensor. The invention aims to solve the problems of complex sample pretreatment steps, expensive instruments and equipment, need of professional technicians for operation and the like in the traditional tetracycline detection method and the technical problems of low detection sensitivity, poor stability and the like of a quartz crystal microbalance.

摘要：【中文】本发明提供了一种基于监控信息辅助的配电网线路的合环方法及装置，设计配电监测的技术领域，前述方法包括：构建电网网络拓扑并基于电网网络拓扑构建电网等值电路；基于电网构建电网等值电路对电网进行潮流计算以获取A侧电路合环电流以及B侧电路合环电流；基于A侧合环电流以及B侧合环电流判定A侧电路以及B侧电路是否满足第一合环条件；若是，则获取A侧电路监控信息以及B侧电路监测信息并基于A侧电路监控信息以及B侧电路监测以判定A侧电路以及B侧电路是否满足第二合环条件；若否，则发送警报信息。通过本发明提供的方法可以在不断电的情况下进行倒负荷工作，提高了配电系统的可靠性。 【EN】The invention provides a monitoring information assistance-based loop closing method and device for a power distribution network line, which belong to the technical field of power distribution monitoring and comprise the following steps: constructing a power grid network topology and constructing a power grid equivalent circuit based on the power grid network topology; constructing a power grid equivalent circuit based on a power grid, and carrying out load flow calculation on the power grid to obtain a side A circuit loop closing current and a side B circuit loop closing current; judging whether the A-side circuit and the B-side circuit meet a first loop closing condition or not based on the A-side loop closing current and the B-side loop closing current; if yes, obtaining side A circuit monitoring information and side B circuit monitoring information, and judging whether the side A circuit and the side B circuit meet a second loop closing condition or not based on the side A circuit monitoring information and the side B circuit monitoring; if not, alarm information is sent. The method provided by the invention can perform the load reversing work under the condition of no power failure, and improves the reliability of the power distribution system.

摘要：【中文】本发明公开了一种基于Apriori算法的配电网事故识别方法及系统，属于电网技术领域，其特征在是，包括：一、使用Apriori算法，对原始告警信息库进行关联规则提取，筛选出大于预定义阀值的候选关联规则集，根据候选关联规则的置信度进行由高到低排序；二、定义三个针对告警信号的增益参数，并计算出候选规则集中每一条规则的的增益参数；三、基于计算出的增益参数对候选关联规则集进行重新排序，并筛选出高于预定阀值的关联规则，得到最优关联规则集；四、对最优关联规则集中的规则进行封装，将其“打包”成为“事件包”，使用“事件包”对实时监控信息进行检索，识别出配电网运行的实时情况，辅助调控人员对故障进行识别和处理。 【EN】The invention discloses a power distribution network accident identification method and system based on Apriori algorithm, belonging to the technical field of power grids, and characterized by comprising the following steps: firstly, extracting association rules from an original alarm information base by using an Apriori algorithm, screening out a candidate association rule set larger than a predefined threshold value, and sequencing from high to low according to confidence degrees of the candidate association rules; defining three gain parameters aiming at the alarm signal, and calculating the gain parameter of each rule in the candidate rule set; thirdly, reordering the candidate association rule sets based on the calculated gain parameters, and screening out association rules higher than a preset threshold value to obtain an optimal association rule set; and fourthly, packaging the rules in the optimal association rule set, packaging the rules into an event package, retrieving the real-time monitoring information by using the event package, identifying the real-time running condition of the power distribution network, and assisting a regulation and control worker to identify and process the fault.

摘要：一种篮球投篮训练瞄准器，组成元件包括由四根管杆扎成四角菱形竖立架、其中两根对称的管杆交叉形成“V”缺口，另外两根对称的管杆中有一根管杆呈自然抛物线曲线形状向上弯曲延伸，到适量某点构成为需要的准星点。采用本发明能够任意变换投篮者及投篮瞄准器与篮筐的位置关系，使投篮者在练习篮球投掷的训练过程中对自己的投篮动作行为产生一个可参照的篮球被投掷出去投向篮筐的运动飞行瞬间及其全过程的(通过视觉)感应及观察体验的视觉记录以及同时发生的人体肌肉的伸张与收缩的同步感应与记忆。经多次找准和设定认定，从而提高投篮命中率。