摘要：【中文】本发明提供了一种废润滑油中有机氯的富集方法，属于废润滑油再生利用领域。它解决了现有气相色谱‑质谱联用仪无法确定有机氯的形态等问题，一种废润滑油中有机氯的富集方法，包括如下步骤：S01：将废润滑油进行脱水处理，然后减压蒸馏，收集250‑400℃的馏分油；S02：馏分油与络合剂进行络合；S03：加入无机碱液，先调节溶液的pH在7‑8之间，再调节溶液的pH到9‑11之间；S04：加入有机溶剂萃取，得到油相；所述的络合剂为含Lewis酸的极性络合剂。本发明可有效富集废润滑油中的含氯化合物等优点。 【EN】The invention provides a method for enriching organic chlorine in waste lubricating oil, belonging to the field of waste lubricating oil recycling. The method solves the problems that the existing gas chromatography-mass spectrometer cannot determine the form of organic chlorine and the like, and the method for enriching the organic chlorine in the waste lubricating oil comprises the following steps: s01: dehydrating the waste lubricating oil, then distilling under reduced pressure, and collecting distillate oil with the temperature of 250-400 ℃; s02: complexing distillate oil with a complexing agent; s03: adding inorganic alkali liquor, firstly adjusting the pH value of the solution to 7-8, and then adjusting the pH value of the solution to 9-11; s04: adding an organic solvent for extraction to obtain an oil phase; the complexing agent is a polar complexing agent containing Lewis acid. The invention can effectively enrich the chlorine-containing compounds in the waste lubricating oil, and the like.

摘要：【中文】本发明公开了水力发电领域的一种水轮机空蚀监测及评价方法，包括以下步骤：S1：测点选择和传感器布置：在转轮叶片与转轮室之间、转轮叶片与转轮体之间、叶片出水边及尾水门处均安装有超声波传感器和振动加速度传感器；S2：信号调理采集：通过数据采集系统采集超声波传感器和振动加速度传感器监测的超声波信号和噪声信号，并上传至计算机；S3：空蚀强度分析：通过计算机对水轮机的空蚀强度进行定期分析；S4：空蚀强度评价：将步骤S3定期分析的报告进行水平评价，能够全面的反映水轮机中空蚀的发展状态，并能够反映水轮机空蚀的发展趋势和相对程度，为制定优化维护策略提供依据。 【EN】The invention discloses a method for monitoring and evaluating cavitation erosion of a water turbine in the field of hydroelectric power generation, which comprises the following steps: s1: station selection and sensor placement: ultrasonic sensors and vibration acceleration sensors are arranged between the runner blade and the runner chamber, between the runner blade and the runner body, on the water outlet edge of the blade and at the tail water door; s2: signal conditioning and acquisition: acquiring ultrasonic signals and noise signals monitored by an ultrasonic sensor and a vibration acceleration sensor through a data acquisition system, and uploading the ultrasonic signals and the noise signals to a computer; s3: analyzing cavitation erosion strength: periodically analyzing the cavitation erosion intensity of the water turbine through a computer; s4: evaluation of cavitation strength: and (4) performing level evaluation on the report periodically analyzed in the step S3, comprehensively reflecting the development state of cavitation erosion in the water turbine, reflecting the development trend and relative degree of cavitation erosion of the water turbine, and providing a basis for making an optimized maintenance strategy.

摘要：【中文】本发明公开了一种流量检测装置，包括连接三通，所述连接三通，所述连接三通两个出水口分别安装有细流管以及粗流管，所述粗流管上安装有限流组件，所述限流组件包括设置在所述粗流管内部的定位套杆，所述定位套杆左端固定安装有限位密封环，所述定位套杆右侧滑动设置有密封片，且所述密封片与所述限位密封环贴合且密封接触，所述密封片右侧设置有用于推动所述密封片向所述限位密封环一侧移动的限流弹簧，且所述限流弹簧套设在所述定位套杆上，本发明还提供了一种流量检测方法及系统。本发明设计合理，通过分流放大的方式进行流量测量，能够对微小流量进行准确测量，保证了流量测量的准确度。 【EN】The invention discloses a flow detection device, which comprises a connecting tee joint, wherein the connecting tee joint is provided, a thin flow pipe and a thick flow pipe are respectively arranged at two water outlets of the connecting tee joint, a flow limiting assembly is arranged on the thick flow pipe and comprises a positioning sleeve rod arranged in the thick flow pipe, a limiting sealing ring is fixedly arranged at the left end of the positioning sleeve rod, a sealing sheet is arranged at the right side of the positioning sleeve rod in a sliding mode and is attached to and in sealing contact with the limiting sealing ring, a flow limiting spring used for pushing the sealing sheet to move towards one side of the limiting sealing ring is arranged at the right side of the sealing sheet, and the flow limiting spring is sleeved on the positioning sleeve rod. The flow measurement device is reasonable in design, can measure micro flow accurately by flow measurement in a shunting and amplifying mode, and ensures the accuracy of flow measurement.

摘要：【中文】本发明公开了一种压力容器用钼合金钢板及其生产方法，所述钢板是由以下重量百分比的组分组成：C 0.22‑0.26%，Si 0.35‑0.45%，Mn 0.70‑0.98%，P≤0.006%，S≤0.005%，Mo 0.41‑0.64%，Cr 0.30‑0.35%，Ni 0.30‑0.40%，Cu 0.10‑0.22%，V≤0.050%，Nb≤0.040%，Ti≤0.050%，余量为Fe和不可避免的杂质。生产方法包括冶炼、模铸、轧钢和热处理工序。本发明钢板具有良好的常温拉伸、高温拉伸和低温冲击性能，综合性能优异，完全满足有特殊要求的压力容器用钢板的设计与制造。 【EN】The invention discloses a molybdenum alloy steel plate for a pressure container and a production method thereof, wherein the steel plate comprises the following components in percentage by weight: 0.22 to 0.26 percent of C, 0.35 to 0.45 percent of Si, 0.70 to 0.98 percent of Mn, less than or equal to 0.006 percent of P, less than or equal to 0.005 percent of S, 0.41 to 0.64 percent of Mo, 0.30 to 0.35 percent of Cr, 0.30 to 0.40 percent of Ni, 0.10 to 0.22 percent of Cu, less than or equal to 0.050 percent of V, less than or equal to 0.040 percent of Nb, less than or equal to 0.050 percent of Ti, and the balance of Fe and inevitable impurities. The production method comprises the working procedures of smelting, die casting, steel rolling and heat treatment. The steel plate has good normal-temperature stretching, high-temperature stretching and low-temperature impact properties and excellent comprehensive performance, and completely meets the design and manufacture of the steel plate for the pressure container with special requirements.

摘要：【中文】本发明涉及水轮组监测技术领域，具体为水轮发电机组用远程寿命评测系统，包括管卡，所述管卡包括上卡件和下卡件，所述上卡件和下卡件的两侧均通过螺栓固定，所述管卡的下端固定连接有角度调节装置，所述角度调节装置的外侧壁固定连接有连接件，所述连接件的下端固定连接有高度调节杆，所述高度调节杆的下端固定连接有防震底座，所述防震底座上端还固定连接有两组斜撑杆，两组所述斜撑杆的上端分别固定连接在连接件的两侧壁上，本发明结构简单、安装方便，提高了水轮组监测装置的防震性。 【EN】The invention relates to the technical field of water turbine group monitoring, in particular to a remote service life evaluating system for a water turbine generator set, which comprises a pipe clamp, wherein the pipe clamp comprises an upper clamping piece and a lower clamping piece, two sides of the upper clamping piece and the lower clamping piece are fixed through bolts, the lower end of the pipe clamp is fixedly connected with an angle adjusting device, the outer side wall of the angle adjusting device is fixedly connected with a connecting piece, the lower end of the connecting piece is fixedly connected with a height adjusting rod, the lower end of the height adjusting rod is fixedly connected with a shockproof base, the upper end of the shockproof base is also fixedly connected with two groups of inclined supporting rods, and the upper ends of the two groups of inclined supporting rods are respectively and fixedly connected to two side walls of the connecting piece.

摘要：【中文】本发明公开了一种水利水电工程循环散热系统，一种水利水电工程循环散热系统，包括底座，底座的顶部从左到右依次设置有散热箱体、水泵和推手架，散热箱体的内腔固接有分隔板，散热箱体的内腔通过分隔板分隔有散热室和冷却防冻液室，分隔板的右侧壁顶部设置有循环管，散热室和冷却防冻液室的内腔顶部均连通有注液管，散热箱体的顶部右侧设置有进液管，散热箱体的左侧壁底部设置有出液管，散热箱体的内腔从左到右等间距设置有S形散热管，相邻两组S形散热管之间设置有导流板，散热箱体的后侧壁设置有出水管，散热箱体的前侧壁设置有进水管，本发明结构设计合理，便于对油源及时有效的进行辅助循环散热，减少其高温操作下对设备造成的损坏。 【EN】The invention discloses a water conservancy and hydropower engineering circulating heat dissipation system, which comprises a base, wherein a heat dissipation box body, a water pump and a push handle frame are sequentially arranged on the top of the base from left to right, a partition plate is fixedly connected to the inner cavity of the heat dissipation box body, the inner cavity of the heat dissipation box body is partitioned into a heat dissipation chamber and a cooling antifreeze chamber through the partition plate, a circulating pipe is arranged on the top of the right side wall of the partition plate, the tops of the inner cavities of the heat dissipation chamber and the cooling antifreeze chamber are both communicated with a liquid injection pipe, a liquid inlet pipe is arranged on the right side of the top of the heat dissipation box body, a liquid outlet pipe is arranged on the bottom of the left side wall of the heat dissipation box body, S-shaped heat dissipation pipes are arranged in the inner cavity of the heat dissipation box body at equal intervals from left to right, the auxiliary circulation heat dissipation is conveniently and effectively carried out on the oil source in time, and the damage to equipment caused by high-temperature operation is reduced.

摘要：【中文】本发明公开了水轮发电机组用远程寿命评测系统，包括数据采集单元、数据库、数据筛选单元和数据处理单元，所述数据采集单元分别对发电机组励磁装置参数、调速器参数和发电机参数进行采集，所述数据库对数据采集单元采集的数据进行接收保存，所述数据筛选单元对数据库内的数据进行筛选，剔除野值，所述数据处理单元对筛选出来的正常数据进行分析处理；本发明通过数据采集单元对水轮机组的主要参数进行采集，数据库对采集的数据进行实时保存，数据筛选单元对数据库内的数据进行筛选，剔除野值，数据处理单元对正常数据进行分析处理，从而对水轮机组的寿命进行评估。 【EN】The invention discloses a remote service life evaluating system for a hydroelectric generating set, which comprises a data acquisition unit, a database, a data screening unit and a data processing unit, wherein the data acquisition unit is used for respectively acquiring parameters of an excitation device of the hydroelectric generating set, parameters of a speed regulator and parameters of a generator, the database is used for receiving and storing the data acquired by the data acquisition unit, the data screening unit is used for screening the data in the database and eliminating wild values, and the data processing unit is used for analyzing and processing the screened normal data; the main parameters of the hydraulic turbine set are collected through the data collection unit, the collected data are stored in the database in real time, the data screening unit screens the data in the database to remove outliers, and the data processing unit analyzes and processes the normal data, so that the service life of the hydraulic turbine set is evaluated.

摘要：【中文】本发明公开了一种变压器油气相色谱分析远程控制分析系统，括总控制模块和多个单组控制模块所述总控制模块远程控制单组控制模块，每个单组控制模块均控制连接有真空脱气模块、真空进样模块、色谱柱分离模块、色谱分析模块、色谱图模块和性能分析模块；本发明通过远程控制检测，可避免变压器油在运输的过程中发生震荡，通过真空脱气和真空进样模块进行脱气和进样工作，能够防止在脱气和进样时混入空气，保证了检测结果的精确性，通过色谱柱分离模块和色谱分析模块对分离出来的气体进行检测，性能分析模块对检测结果进行分析，判断变压器的各方面的性能，将结果通过无线网络输送给总控制模块，便于工作人员及时的了解到变压器的性能。 【EN】The invention discloses a remote control analysis system for gas chromatographic analysis of transformer oil, which comprises a master control module and a plurality of single-group control modules, wherein the master control module remotely controls the single-group control modules, and each single-group control module is in control connection with a vacuum degassing module, a vacuum sample injection module, a chromatographic column separation module, a chromatographic analysis module, a chromatogram module and a performance analysis module; according to the invention, through remote control detection, the transformer oil can be prevented from vibrating in the transportation process, degassing and sample injection work is carried out through the vacuum degassing and vacuum sample injection module, air can be prevented from being mixed in during degassing and sample injection, the accuracy of a detection result is ensured, the separated gas is detected through the chromatographic column separation module and the chromatographic analysis module, the detection result is analyzed by the performance analysis module, the performance of each aspect of the transformer is judged, the result is transmitted to the master control module through a wireless network, and a worker can know the performance of the transformer in time conveniently.

摘要：【中文】本发明公开了一种基于半马尔科夫过程的电力设备可靠性评估方法，包括以下步骤：确认设备运行状态；根据半马尔科夫过程，确定设备的状态转移概率矩阵；根据历史状态检测评价记录，确定设备状态观测概率矩阵；获取研究周期初始时刻设备的状态信息；并通过贝叶斯定理，进行设备可靠性评估，确定设备各状态概率。本发明中半马尔科夫过程的状态持续时间可以满足任意的分布，在进行设备可靠性评估时计及设备状态先验信息，满足电力设备可靠性评估的要求，使设备可靠性评估结果更加精准。 【EN】The invention discloses a power equipment reliability assessment method based on a half Markov process, which comprises the following steps: confirming the running state of the equipment; determining a state transition probability matrix of the equipment according to a half Markov process; determining an equipment state observation probability matrix according to the historical state detection evaluation record; acquiring state information of equipment at the initial moment of a research period; and the reliability of the equipment is evaluated by Bayesian theorem, and the probability of each state of the equipment is determined. The state duration of the half Markov process can meet any distribution, and the prior information of the equipment state is taken into account when the equipment reliability is evaluated, so that the requirement of the power equipment reliability evaluation is met, and the equipment reliability evaluation result is more accurate.

摘要：【中文】本发明公开了一种观测多层地下水水位的方法，包括以下步骤：S1：打孔，S2：管材制备；S3：水位观测，S4：信号传输；S5：信号接收；S6：数据整理；本发明采用直观的观测方法，使用水泵将不同高度的地下水抽取上来，进行观测，直观的观测地下水位的高度；并且本发明使用设备巧妙，设备不易损坏，造价低廉，经久耐用，可以节省大量的设备资金，有利于水位观测设备的普及安装，节省科研资金，而且本发明使用循环的方式观测地下水位，不会对地下水位破坏，保护生态，可以对长期的地下水位进行观测，收集数据，为其他水文科研做数据基础。 【EN】The invention discloses a method for observing water levels of multiple layers of underground water, which comprises the following steps: s1: punching, S2: preparing a pipe; s3: water level observation, S4: signal transmission; s5: receiving a signal; s6: data arrangement; the invention adopts an intuitive observation method, pumps groundwater with different heights by a water pump, observes, and intuitively observes the height of the groundwater level; the invention has the advantages of skillful use of equipment, difficult damage of the equipment, low manufacturing cost, durability, saving of a large amount of equipment funds, contribution to popularization and installation of water level observation equipment and saving of scientific research funds, and can observe the underground water level in a circulating mode without damaging the underground water level, protect ecology, observe the underground water level for a long time, collect data and provide a data base for other hydrological scientific researches.