摘要：【中文】本发明公开了一种末端驱动的送风装置，包括机架，所述机架呈圆盘状，所述机架的顶部固定连接有连接轴，所述机架的顶部且位于连接轴的表面固定连接有环形件，所述机架的四周均设置有扇叶，并且扇叶正面远离机架的一侧设置有叶轮，所述连接轴的中部开设有主流道，本发明涉及送风装置技术领域。该末端驱动的送风装置，通过机架的顶部固定连接有连接轴，机架的顶部且位于连接轴的表面固定连接有环形件，机架的四周均设置有扇叶，扇叶正面远离机架的一侧设置有叶轮，扇叶末端驱动方式达到扇叶的旋转动作，无需通过中心轴驱动来带动扇叶旋转，克服了由于扇叶的臂长造成惯性力影响扇叶初期驱动需要较大扭力的缺点。 【EN】The invention discloses a tail end driven air supply device which comprises a frame, wherein the frame is disc-shaped, a connecting shaft is fixedly connected to the top of the frame, an annular part is fixedly connected to the top of the frame and positioned on the surface of the connecting shaft, fan blades are arranged on the periphery of the frame, an impeller is arranged on one side, away from the frame, of the front face of each fan blade, and a main flow passage is formed in the middle of the connecting shaft. This end-driven air supply arrangement, top fixedly connected with connecting axle through the frame, the top of frame and the fixed surface who is located the connecting axle are connected with the annular member, all be provided with the flabellum around the frame, the flabellum openly keeps away from one side of frame and is provided with the impeller, the terminal drive mode of flabellum reaches the rotary motion of flabellum, it is rotatory to need not to drive the flabellum through the center pin drive, overcome because the arm length of flabellum causes inertial force to influence the shortcoming that the flabellum initial drive needs great torsion.

摘要：本发明公开了一种用于防止钢筋错位和触壁的半灌浆套筒，包括用于轴向两端连接钢筋的套筒本体，和设置于套筒本体内的可沿套筒本体轴向伸缩的弹性拉伸件，所述弹性拉伸件与可沿套筒本体内壁轴向滑动的滑动组件固定连接，所述滑动组件与套筒本体外的钢筋固定连接并在弹性拉伸件的牵拉作用下使钢筋轴向滑动至套筒本体内，所述套筒本体上设置有灌浆孔和排浆口；不仅可解决灌浆套筒中两端钢筋错位和触壁的问题，还可为灌浆套筒提供一定的轴向拉力，提高连接稳定性和刚度。

摘要：【中文】本申请提供了一种高压直流输电线路的单端保护方法及计算机设备，包括根据预设频率采集直流输电系统整流器出口侧的电流和直流线路侧的电流，并分别建立当前时刻采样点的整流侧电流序列和线路侧电流序列，将整流侧电流序列和线路侧电流序列按照预设层数分别进行小波分解与重构，分别获取与预设层数中最后一个层数对应频段的整流侧小波重构电流序列和线路侧小波重构电流序列。根据整流侧小波重构电流序列和线路侧小波重构电流序列确定当前时刻采样点的保护值。在当前时刻采样点之后的连续多个采样点分别重复上述步骤，并将得到多个采样点的保护值和当前时刻采样点的保护值求均值，并基于保护平均值和预设保护阈值确定直流输电线路是否存在故障。 【EN】The application provides a single-ended protection method and computer equipment for a high-voltage direct-current transmission line, which comprises the steps of collecting current on the outlet side of a rectifier of a direct-current transmission system and current on the side of a direct-current line according to preset frequency, respectively establishing a rectifying side current sequence and a line side current sequence of a current sampling point at the current moment, respectively carrying out wavelet decomposition and reconstruction on the rectifying side current sequence and the line side current sequence according to preset layers, and respectively obtaining a rectifying side wavelet reconstruction current sequence and a line side wavelet reconstruction current sequence of a frequency band corresponding to the last layer in the preset layers. And determining the protection value of the sampling point at the current moment according to the rectification side wavelet reconstruction current sequence and the line side wavelet reconstruction current sequence. And respectively repeating the steps at a plurality of continuous sampling points behind the sampling point at the current moment, averaging the protection values of the sampling points and the protection value of the sampling point at the current moment, and determining whether the direct-current transmission line has a fault or not based on the protection average value and a preset protection threshold value.

摘要：【中文】本发明公开了一种制备处理地下水非水相液体的超疏水天然海绵的方法，包括：1）将天然海绵分别用超纯水与75%乙醇超声清洗，清除海绵表面的污渍和残留物后在烘干待用。2）将清洗干净的海绵浸入乙醇中，将称取好一定量的Zn(NO₃)₂·6H₂O颗粒加入到上述混合液中，之后恒温水浴搅拌。3）将填充有Zn²⁺的海绵从混合液中分离出来，用乙醇洗涤。4）称取一定量的2‑甲基咪唑置于50 mL乙醇溶液中，将填充有Zn²⁺的海绵分散在2‑甲基咪唑乙醇溶液中，之后恒温水浴搅拌。反应后，得到超疏水天然海绵，并用乙醇洗涤，烘干待用。该制备方法简单有效、绿色环保。本发明制备的超疏水天然海绵具有生物可降解特性，并具有很强的疏水亲油特性，接触角可达156 ^o，可用于处理地下水非水相液体污染物，且可循环再生使用。 【EN】The invention discloses a method for preparing super-hydrophobic natural sponge for treating groundwater non-aqueous phase liquid, which comprises the following steps: 1) the natural sponge is ultrasonically cleaned by ultrapure water and 75% ethanol respectively, and stains and residues on the surface of the sponge are removed and then dried for later use. 2) Soaking cleaned sponge in ethanol, and weighing a certain amount of Zn (NO)₃)₂·6H₂And adding the O particles into the mixed solution, and then stirring in a constant-temperature water bath. 3) Will be filled with Zn²⁺The sponge was separated from the mixture and washed with ethanol. 4) Weighing a certain amount of 2-methylimidazole, putting the 2-methylimidazole into 50mL of ethanol solution, and filling Zn in the solution²⁺The sponge is dispersed in 2-methylimidazole ethanol solution, and then stirred in a constant-temperature water bath. After the reaction, the super-hydrophobic natural sponge is obtained, washed by ethanol and dried for later use. The preparation method is simple, effective, green and environment-friendly. The super-hydrophobic natural sponge prepared by the invention has the characteristics of biodegradability and high water solubilityStrong hydrophobic and oleophylic property, and the contact angle can reach 156^oThe method can be used for treating groundwater non-aqueous phase liquid pollutants, and can be recycled.

摘要：【中文】本发明公开了一种用于污染底泥环保清淤及资源化的方法，其特征在于利用处理后的水在现场覆土工防渗膜的水池中配制浓缩的底泥修复药剂，并作为底泥水力清淤用的高压水枪的水源喷向待清淤的污染底泥，使得清淤与施药同步完成，进一步将所形成的含药剂泥浆通过格栅和泥浆泵送入土工管袋中完成脱水干化固结，处理后的底泥可以作为景观绿化用地的基础、堤坝等资源化利用。该方法工艺简单，便于操作，具有节能高效、成本经济的特点。 【EN】The invention discloses an environment-friendly dredging and resource recycling method for polluted bottom mud, which is characterized in that a concentrated bottom mud repairing agent is prepared in a water tank of an impermeable membrane of an on-site earth covering worker by utilizing treated water, the concentrated bottom mud repairing agent is sprayed to the polluted bottom mud to be dredged as a water source of a high-pressure water gun for hydraulic dredging of the bottom mud, so that dredging and pesticide application are synchronously completed, the formed slurry containing a pesticide is further sent into a soil engineering pipe bag through a grid and a slurry pump to complete dehydration, drying and solidification, and the treated bottom mud can be used as a foundation, a dam and the like of a landscape greening land for resource utilization. The method has the characteristics of simple process, convenient operation, energy conservation, high efficiency and low cost.

摘要：【中文】本发明公开了一种用于土壤调查的非扰动采样器装置，包括采样手柄、空体积滑动连杆、活塞式推杆、注射器式外壳、多孔样品切转面板和恒温样品保存箱，其特征在于可以方便快捷的采集非扰动的土壤原状样品，同时将切去部分暴露空气一侧的土壤样品，在密闭的条件下置入棕色土壤采样瓶中，从而最大程度防止土壤采样过程中污染物的释放风险。该采样装置使用简便，成本低下，进一步提高了土壤样品污染物测定的准确性，特别适用于采集检测含有挥发性有机污染物非扰动土壤样品的场合。 【EN】The invention discloses a non-disturbance sampler device for soil investigation, which comprises a sampling handle, a hollow volume sliding connecting rod, a piston type push rod, an injector type shell, a porous sample cutting and rotating panel and a constant temperature sample storage box. The sampling device is simple and convenient to use, low in cost, capable of further improving the accuracy of the determination of the pollutants in the soil sample and particularly suitable for the occasions of collecting and detecting the non-disturbed soil sample containing the volatile organic pollutants.

摘要：本发明涉及一种海上热采与增产期甲板分配方法、计算机装置及存储介质。所述方法包括如下步骤：S1、确定海上热采作业或增产作业期间，所涉及的m台设备各自的占地面积S(i)以及重要度Z(i)，i＝1～m，并明确平台甲板可用面积V；S2、利用粒子群算法对m台设备的取舍状态进行T轮迭代，T为最大迭代次数，依次记录每轮迭代的整个粒子群的全局最优位置g和全局所选择设备的重要度总和gbest，T轮迭代后的g和gbest就是最终的全局最优位置和全局最优值。本发明能够优化平台面积分配方案，能够选择布置价值总数最高的设备，使得平台设计更科学合理。

摘要：本发明公开了一种安装斜向十字型钢柱的方法及专用吊车，所述专用吊车包括车子和安装在车子上的随车吊，所述随车吊包括吊臂、第一液压伸缩机构、连接臂、支撑臂、连接柱、第二液压伸缩机构、拉杆、夹具和吊臂座；本发明的有益技术效果是：提出了一种安装斜向十字型钢柱的方法及专用吊车，该方案能大大简化斜向十字型钢柱的姿态调节操作，操作方便性较好，调节精度较高。

摘要：本发明公开了一种斜柱钢模板支撑装置，包括支撑底座、安装于支撑底座上的顶升调节板以及安装于支座底座上的调节柱机构；所述顶升调节板铰接于支撑底座上并用于对斜柱钢模板的底部进行支撑调节，所述调节柱机构铰接于支撑底座前端用于对斜柱钢模板的顶端进行支撑调节；本技术方案的斜柱钢模板支撑构造，能够快捷精确地调整斜柱钢模板的角度，有利于提高混凝土斜柱的施工精度，且该支撑结构体积小，适用于地下等狭窄施工环境，支撑牢靠，可反复使用，适用性广。

摘要：【中文】土壤酸碱度原位率定曲线的获取方法及应用，包含以下步骤：获取pH缓冲溶液温度系数方程、调节土壤酸碱度获取不同pH值土壤、获取验证土壤的pH温度系数方程、获取不同含水量土壤pH的温度系数方程、获取土壤pH的率定曲线。本发明电位法原位测定土壤pH率定曲线的获取方法，所得土壤率定曲线用于对电位法原位测定土壤pH的率定，适用于所有应用电位法原理的土壤pH监测。该方法将原位测定得到的pH值转换为根据HJ962‑2018标准测定的pH值，实现土壤pH参数的现场快速监测与预判。 【EN】The method for obtaining the soil pH value in-situ calibration curve and the application thereof comprise the following steps: the method comprises the steps of obtaining a pH buffer solution temperature coefficient equation, adjusting the pH value of soil to obtain soil with different pH values, obtaining a pH temperature coefficient equation for verifying the soil, obtaining a temperature coefficient equation for the pH value of the soil with different water contents, and obtaining a calibration curve of the pH value of the soil. The method for obtaining the soil pH calibration curve in the potentiometric in-situ determination is used for calibrating the soil pH in the potentiometric in-situ determination, and is suitable for all soil pH monitoring applying the potentiometric principle. The method converts the pH value obtained by in-situ measurement into the pH value measured according to the HJ962-2018 standard, and realizes the on-site rapid monitoring and prejudgment of the soil pH parameter.