摘要：【中文】本发明公开了一种绘图板，包括上方敞口的盒体，在盒体相对的两侧壁上分别设有卡接槽，在盒体内设置绘图板，在绘图板上设有安装槽，在安装槽内的一侧铰接转动板，在安装槽内的底部对称设置滑动槽，在每个滑动槽内的一端均设有通孔，在每个通孔内均插接螺杆，每个螺杆上均螺纹连接带有第一螺纹通孔的滑动块，每个滑动块均在相应的所述滑动槽内滑动，在每个滑动块上均通过铰接座铰接连接杆，两个连接杆均铰接在所述转动板的下方侧面，在绘图板的两侧均设有放置槽，在每个放置槽的一端均设有卡接装置，卡接装置用于卡接所述卡接槽。本发明的优点：本绘图板不仅便于携带，还能够调节绘图板的高度和角度，使绘图员更方便地使用绘图板。 【EN】The invention discloses a drawing board, which comprises a box body with an opening at the upper part, wherein two opposite side walls of the box body are respectively provided with a clamping groove, the inside of the box body is provided with the drawing board, the drawing board is provided with a mounting groove, one side inside the mounting groove is hinged with a rotating plate, the bottom inside the mounting groove is symmetrically provided with sliding grooves, one end inside each sliding groove is provided with a through hole, a screw rod is inserted into each through hole, each screw rod is connected with a sliding block with a first threaded through hole in a threaded manner, each sliding block slides in the corresponding sliding groove, each sliding block is hinged with a connecting rod through a hinge seat, the two connecting rods are hinged on the lower side surface of the rotating plate, the two sides of the drawing board are respectively provided with a placing groove, one end of each placing groove is provided with a clamping device, and the clamping devices are used for. The invention has the advantages that: the drawing board is not only convenient to carry, but also can adjust the height and the angle of the drawing board, so that a plotter can use the drawing board more conveniently.

摘要：本发明公开了一种新能源汽车电池用可调节散热结构，其支撑底板上设有多组散热传导板，每组散热传导板均包括内部中空的第一散热传导板和内部中空的第二散热传导板，各第一散热传导板依次通过第一冷却液传输管相连通，其中最左侧的第一散热传导板与散热板内部相连通，各第二散热传导板依次通过第二冷却液传输管相连通，其中最右侧的第二散热传导板与散热板内部相连通，最左侧的第一散热传导板及最右侧的第二散热传导板还与冷却液循环泵的冷却液输出口连接，冷却液循环泵的冷却液输入口与散热板内部连通；散热板上还设有温度传感器，支撑底板上设有微处理器。本发明能对新能源汽车电池组均匀散热，并且使散热温度稳定的调节在设定的范围内。

摘要：【中文】一种基于BIM技术的铁路大跨度连续梁转体施工管控方法属于铁路大跨度连续梁转体信息化管理领域。主要是为解决目前桥梁转体现场施工精细化管理困难的问题而发明的。综合管理包括电子沙盘现场实景查看和综合管理三维可视化技术交底。技术管理包括电子沙盘现场实景查看、三维可视化技术交底、检查碰撞。进度管理根据编制的施工进度计划，对实际进度和计划进度进行对比分析，自动计算滞后工期。成本管理利用已经搭建完成的模型，直接统计生成工程数量。安全管理对转体梁支架进行监测，建立BIM模型与设备的关联，形成安全质量管理的信息库。优点是协助管理人员有效的决策和精细管理，确保施工计划、进度、质量等管理要素可管可控。 【EN】A BIM technology-based railway large-span continuous beam swivel construction control method belongs to the field of railway large-span continuous beam swivel informatization management. The bridge swivel construction method is invented mainly for solving the problem that fine management of bridge swivel site construction is difficult at present. The comprehensive management comprises the steps of viewing the scene of the electronic sand table and combining the comprehensive management with the three-dimensional visualization technology. The technical management comprises the steps of checking the scene of the electronic sand table, intersecting the background by a three-dimensional visualization technology and checking collision. And the progress management compares and analyzes the actual progress and the planned progress according to the compiled construction progress plan, and automatically calculates the delay period. And the cost management directly counts the quantity of the generated projects by using the built model. And safety management monitors the swivel beam support, establishes association between the BIM and the equipment and forms an information base for safety quality management. The method has the advantages of assisting managers in effective decision making and fine management and ensuring that management elements such as construction plans, progress, quality and the like can be managed and controlled.

摘要：本发明公开了一种人工湖水微生物制剂、制备方法及用作水处理的用途，该人工湖微生物制剂包括种子培养液制备和放大培养两步，第一步为：将西徽假单胞菌、不动杆菌和枯草芽孢杆菌分别进行单菌种培养得到种子培养液；第二步为：将种子培养液步骤制得的种子培养液接种于同一培养基中，然后进行发酵培养。本发明的有益效果为：西徽假单胞菌在好氧条件下会发生硝化反应NH4+转化为NO3‑，也会发生反硝化反应，将NO3‑最终转化为N2，从而去除水中的氮。在曝气充足的情况下发生反硝化更多；不动杆菌发生好氧反硝化反应，将NO3‑转化为N2，将水中的氮去除；枯草芽孢杆菌利用其快速的代谢速率，降解有机物，降低水中的COD。

摘要：【中文】本发明公开了一种修正随钻电磁波电阻率转换曲线的方法，方法包括：根据仪器模型和工作频率模拟仪器的理论幅度比和相位差转换曲线，对转换曲线空气吊零后进行求导分析；根据求导分析结果筛选2个或2个以上实体刻度点；利用盐水或其他溶液调制所述实体刻度点所对应的电阻率，模拟确定所述实体刻度点所对应的电阻率的溶液体积尺寸；测量并记录所述实体刻度点所对应的溶液电阻率环境下的幅度比和相位差；利用实测的幅度比和相位差与所述实体刻度点所对应的电阻率条件下的幅度比和相位差理论模拟值之间的差值，对电阻率转换曲线进行修正。根据本发明的方法可以对随钻电磁波电阻率转换曲线进行有效修正。 【EN】The invention discloses a method for correcting a resistivity conversion curve of electromagnetic waves while drilling, which comprises the following steps: according to the theoretical amplitude ratio and the phase difference conversion curve of the instrument model and the working frequency simulation instrument, performing derivation analysis after the air suspension of the conversion curve is zero; screening 2 or more than 2 entity scale points according to the derivation analysis result; modulating the resistivity corresponding to the entity scale points by using saline water or other solutions, and simulating and determining the volume size of the solution of the resistivity corresponding to the entity scale points; measuring and recording the amplitude ratio and the phase difference of the solid scale points in the solution resistivity environment; and correcting the resistivity conversion curve by using the difference between the actually measured amplitude ratio and phase difference and the theoretical analog value of the amplitude ratio and the phase difference under the resistivity condition corresponding to the entity scale points. According to the method, the resistivity conversion curve of the electromagnetic wave while drilling can be effectively corrected.

摘要：【中文】本发明提供了一种抽真空引射器及发动机抽真空方法，包括依次连接的一级喷嘴段、一级混合段、二级喷嘴段、二级混合段和扩张段，一级喷嘴段集成一级引射喷嘴和发动机抽真空口，一级引射喷嘴连接高压气源，将引射气流静压转化为动压，通过发动机抽真空口对发动机内腔抽真空；二级喷嘴段上安装二级引射喷嘴，对流经的气流进一步加速；一级混合段和二级混合段使气流充分混合；经二级混合段混合后的气流经扩张段增速后喷出，进入大气。本发明采用两级引射方式，极限引射能力高，可至2.7KPa以下，通过将抽真空口与一级引射喷嘴垂直设置，相比直通式，有效减少结构长度的同时，避免一级喷嘴段在流场中悬空，减小一级喷嘴段加工难度，同时可有效提高流场品质。 【EN】The invention provides a vacuumizing ejector and an engine vacuumizing method, which comprise a primary nozzle section, a primary mixing section, a secondary nozzle section, a secondary mixing section and an expansion section which are sequentially connected, wherein the primary nozzle section integrates a primary ejector nozzle and an engine vacuumizing port, the primary ejector nozzle is connected with a high-pressure air source, static pressure of ejector airflow is converted into dynamic pressure, and an inner cavity of an engine is vacuumized through the engine vacuumizing port; the secondary nozzle section is provided with a secondary injection nozzle for further accelerating the flowing air flow; the first-stage mixing section and the second-stage mixing section fully mix the air flow; the airflow mixed by the second-stage mixing section is accelerated by the expanding section and then is sprayed out to the atmosphere. The invention adopts a two-stage injection mode, has high limit injection capacity which can be below 2.7KPa, and compared with a straight-through type, the structure length is effectively reduced, the suspension of a first-stage nozzle section in a flow field is avoided, the processing difficulty of the first-stage nozzle section is reduced, and the quality of the flow field can be effectively improved.

摘要：一种基于分布式灵活资源的台区经济性虚拟增容方法，能够在台区优化调度过程中保证不超过台变实际容量的前提下，经济性的增加分布式资源的调配，从而容纳台区高峰时期负荷，达到虚拟增容的效果。主要步骤如下：建立电动汽车充电上层模型，模型以用户的费用最小为目标；建立台区分布式灵活资源的经济性虚拟增容下层模型；求解双层优化模型，使用KKT条件将双层优化模型转换为单层优化模型；采用列约束生成算法(C&CG)求解转换后的单层不确定性模型。本发明通过建立不确定性优化的双层优化模型，解决了不确定性情况下，经济性调配台区分布式灵活资源，保证了电动汽车用户的经济充电需求，也消除台变越限隐患。

摘要：【中文】本发明公开了一种基于空时联合局部对比度的红外弱小目标检测方法，涉及红外图像处理及弱小目标检测领域；其包括S1：构建3×3大小的滑动窗口，遍历原始序列图像的第k帧图像，通过空域滤波得到第k帧图像的空域局部对比度响应图；S2：计算连续帧图像的方差值S_t，再结合相邻三帧图像的方差值图像，通过时域滤波得到第k帧图像的时域局部对比度响应图；S3：分别将时域检测结果与空域检测结果作归一化处理，并采用乘性融合方式将二者结合，得到第k帧图像的空时联合局部对比度响应。本发明充分利用空间信息与时间信息，解决现有方法导致的红外弱小目标检测精度低，场景鲁棒性等问题，提高在复杂背景下的红外弱小目标检测中的检测性能、低虚警率、提高算法的鲁棒性。 【EN】The invention discloses an infrared dim target detection method based on space-time joint local contrast, and relates to the field of infrared image processing and dim target detection; it includes S1: constructing a sliding window with the size of 3 multiplied by 3, traversing the kth frame image of the original sequence image, and obtaining a spatial domain local contrast response image of the kth frame image through spatial filtering; s2: calculating variance value S of continuous frame images_tCombining the variance value images of the three adjacent frames of images, and obtaining a time domain local contrast response image of the kth frame of image through time domain filtering; s3: respectively normalizing the time domain detection result and the space domain detection result, and combining the time domain detection result and the space domain detection result in a multiplicative fusion mode to obtain the space-time union of the kth frame imageA local contrast response. The method fully utilizes the spatial information and the time information, solves the problems of low detection precision of the infrared dim target, scene robustness and the like caused by the existing method, improves the detection performance and the low false alarm rate in the detection of the infrared dim target under the complex background, and improves the robustness of the algorithm.

摘要：【中文】本发明公开了一种基于电网调度控制系统的小电流接地故障选线方法，当智能电网调度控制系统监测到母线可疑接地，小电流接地故障选线辅助决策功能启动；根据不同的接地方式及消弧线圈补偿模式，将零序电流幅值法、零序电流突变法，无功突变法及IQ综合法等多个维度的选线结果进行有机融合，为单相接地故障试拉路选线提供智能化辅助决策。本发明方法不需要加装硬件设施，不受系统接地方式、消弧线圈补偿方式影响，实现单相接地故障线路的快速识别和控制，减少线路试拉次数，缩短故障处理时间。 【EN】The invention discloses a small current ground fault line selection method based on a power grid dispatching control system, wherein when the intelligent power grid dispatching control system monitors that a bus is doubtful to be grounded, a small current ground fault line selection auxiliary decision function is started; according to different grounding modes and arc suppression coil compensation modes, line selection results of multiple dimensions such as a zero-sequence current amplitude method, a zero-sequence current mutation method, a reactive mutation method, an IQ synthesis method and the like are organically fused, and an intelligent auxiliary decision is provided for single-phase grounding fault trial line selection. The method of the invention does not need to install additional hardware facilities, is not influenced by a system grounding mode and an arc suppression coil compensation mode, realizes the rapid identification and control of the single-phase grounding fault line, reduces the trial pulling times of the line and shortens the fault processing time.

摘要：【中文】一种基于深度学习的配电网线路故障预测方法，包括：构造神经网络训练模型；采集配电网运行状态的历史数据，并从中得到与配电网故障成因有关的电网固有属性数据；获取与配电网运行状态的历史数据相对应的外部天气状态数据；将电网固有属性数据和外部天气状态数据进行融合，组成有利于配电网故障成因故障预测的样本数据；整合样本数据，采用长短期记忆神经网络进行建模，得到神经网络训练模型；利用神经网络训练模型进行故障的预测，得到配电网故障预测模型；分析配电网故障历史数据与当前的运行状态数据，天气状态数据，固有属性等数据，构建配电网故障预测模型。该方法能对全部线路的运行状态进行预测，能有效减少导致停电事件发生的概率。 【EN】A power distribution network line fault prediction method based on deep learning comprises the following steps: constructing a neural network training model; collecting historical data of the running state of the power distribution network, and obtaining inherent attribute data of the power distribution network related to the fault cause of the power distribution network from the historical data; acquiring external weather state data corresponding to historical data of the running state of the power distribution network; fusing the inherent attribute data of the power grid and the external weather state data to form sample data beneficial to the prediction of the fault cause fault of the power distribution network; integrating sample data, and modeling by adopting a long-term and short-term memory neural network to obtain a neural network training model; predicting faults by using the neural network training model to obtain a power distribution network fault prediction model; analyzing historical data of the power distribution network fault and data such as current running state data, weather state data and inherent attributes, and constructing a power distribution network fault prediction model. The method can predict the running states of all lines, and can effectively reduce the probability of causing power failure events.