摘要：【中文】本发明提供了一种剪切装置，剪切装置包括载具、拉伸机构和剪切部，载具包括多个夹具，载具的多个夹具用于一一对应地夹住线体的多个线芯；拉伸机构包括拉伸夹持部和拉伸驱动部，拉伸夹持部设置在拉伸驱动部上，拉伸驱动部与拉伸夹持部驱动连接，以驱动拉伸夹持部往返移动，拉伸夹持部用于夹持位于载具上的线体的线芯并将线芯从载具上拉出预定长度；剪切部的至少一部分可往返移动地设置，以切断位于载具上的线体的多个线芯。采用该剪切装置，在操作时通过载具的多个夹具分别夹住线体的多个线芯，然后使用拉伸机构的拉伸夹持部夹住某一线芯并将线芯从载具上拉出预定长度，然后在使用剪切部将多个线芯切断，这样实现了切断后剩余的线芯不等长。 【EN】The invention provides a shearing device which comprises a carrier, a stretching mechanism and a shearing part, wherein the carrier comprises a plurality of clamps; the stretching mechanism comprises a stretching clamping part and a stretching driving part, the stretching clamping part is arranged on the stretching driving part, the stretching driving part is in driving connection with the stretching clamping part so as to drive the stretching clamping part to move back and forth, and the stretching clamping part is used for clamping a wire core of a wire body on the carrier and pulling the wire core out of the carrier by a preset length; at least one part of the cutting part can be arranged in a reciprocating manner so as to cut off a plurality of wire cores of the wire body on the carrier. By adopting the shearing device, when in operation, a plurality of wire cores of the wire body are respectively clamped by a plurality of clamps of the carrier, then a certain wire core is clamped by a tensile clamping part of the tensile mechanism and the wire core is pulled out from the carrier by a preset length, and then the plurality of wire cores are cut off by the shearing part, so that the unequal lengths of the remaining wire cores after cutting off are realized.

摘要：一种煤矿井下压裂检测装置，属于本质安全型矿井检测装置。该装置在距工作煤壁1-2km的距离外的安全区域，设置控制计算机。控制计算机与无线传输分站连接；无线位移测试仪、无线气体测试仪、无线视频摄像机利用无线信号将采集的检测数据传送到无线传输分站，无线传输分站通过数据线缆把检测数据传输到控制计算机，并显示；同时控制计算机与压裂泵检测器通过数据线缆连接，把采集到压裂泵五种实时数据传输到控制计算机；操作人员实时监视工作煤壁的变形情况、压裂设备的工作状况，并对压裂设备进行必要的远程控制。

摘要：本发明公开了一种弱电网下LCL型并网逆变系统的高稳定性控制方法，属于光伏并网逆变控制技术领域；解决常规并网逆变器在弱电网环境下容易出现不稳定情况的问题。本发明针对弱电网下电网阻抗增加及小信号扰动对并网逆变器系统中锁相环、LCL滤波器的影响，采用二阶广义积分的双并网电流环反馈有源阻尼策略，构建自适应二阶谐振积分器有源阻尼反馈函数，比例谐振函数作为电流环控制器，并对控制系统进行了虚拟阻抗校正，设计了电压前馈控制器；设计了基于双二阶自适应滤波器分序锁相环；经过论证，加入合理的虚拟阻抗校正，在达到良好阻尼效果的同时，能减少硬件中测量装置的使用，节约硬件成本，该控制策略能够保证系统稳定性和鲁棒性。

摘要：本发明涉及一种安全防护式木屑可收纳圆盘锯木工操作台，属于建筑装饰施工设备技术领域。安全防护式木屑可收纳圆盘锯木工操作台，包括工作台、防护罩、连接组件及木屑收集组件；工作台开设有下料槽和限位槽，下料槽沿工作台的长度方向延伸，下料槽的中心线与限位槽的中心线共线，防护罩罩扣于下料槽的外部，防护罩的一端与工作台通过连接组件可转动的连接，防护罩的另一端为自由端，木屑收集组件与防护罩分别位于工作台的两侧，木屑收集组件与下料槽对应设置，木屑收集组件与工作台可拆卸的连接。该安全防护式木屑可收纳圆盘锯木工操作台，结构简单，安全性高，成本低，木屑集中处理，可降低施工环境内的粉尘污染，减少大量清理人工。

摘要：本发明涉及一种66kV隔离开关整组更换专用吊具，它包括有支架、吊臂、控制器、电动减速机、滑轮组和挂钩，吊臂安装在支架上，滑轮组安装在吊臂上，滑轮组的一端与挂钩相连，滑轮组的另一端与电动减速机相连，电动减速机通过电缆与控制器相连。本发明在更换66kV隔离开关的停电作业时使用，确保更换66kV隔离开关工作安全、优质、高效地完成。

摘要：【中文】本发明属于一种自适应优化调控网络惯量水平方法技术领域，尤其涉及一种基于主动支撑型VSC自适应优化调控网络惯量水平方法。包括以下步骤：推导两区系统惯量中心点及频率分布特性；基于主动支撑型VSC的控制策略原理；利用主动支撑型VSC自适应优化调控系统的惯量水平。本发明能够降低系统扰动对频率与电压的影响，促进了网络的抗扰动能力，提高系统运行的稳定性。还可以促进新能源的消纳能力，在系统功率发生波动时，可实现主动支撑的效果，由于电网中新能源比例不断提高，降低了电网的鲁棒性。 【EN】The invention belongs to the technical field of a method for adaptively and optimally regulating and controlling network inertia level, and particularly relates to a method for adaptively and optimally regulating and controlling network inertia level based on an active support type VSC. The method comprises the following steps: deducing the inertia center points and the frequency distribution characteristics of the two-area system; a control strategy principle based on active support type VSC; and (4) utilizing the active support type VSC to adaptively optimize and regulate the inertia level of the system. The invention can reduce the influence of system disturbance on frequency and voltage, promote the disturbance resistance of the network and improve the stability of system operation. The new energy consumption capacity can be promoted, the active supporting effect can be realized when the system power fluctuates, and the robustness of the power grid is reduced because the proportion of the new energy in the power grid is continuously improved.

摘要：【中文】本发明公开了一种用于金属木饰面的安装结构，包括：金属木饰面；待装饰墙面；固定在待装饰墙面上的基层结构；采用不同连接方式固定金属木饰面的可拆卸固定组件。采用上述技术方案的有益效果是：与传统技术相比，本金属木饰面安装结构在设计之初便充分考虑了木饰面装饰的弊端，并采用可拆卸固定组件，可以有效解决木饰面安装不便捷，产品不环保，防火等级低，拆除成品破坏大等问题，且利于实现工业化加工制作，现场标准化作业安装，可显著缩短施工周期，降低人工成本，操作简单，经久耐用，安全可靠，兼具良好的社会意义和经济价值。 【EN】The invention discloses a mounting structure for a metal wood veneer, which comprises: a metal wood veneer; a wall surface to be decorated; a base layer structure fixed on the wall surface to be decorated; adopt the fixed subassembly dismantled of metal wood veneer of different connected modes. The beneficial effect of adopting above-mentioned technical scheme is: compared with the prior art, the metal wood veneer mounting structure fully considers the defect of wood veneer decoration at the beginning of design, adopts the detachable fixing component, can effectively solve the problems that the wood veneer is inconvenient to mount, the product is not environment-friendly, the fire-proof level is low, the demolishment of the finished product is large, and the like, is favorable for realizing industrial processing and manufacturing, can be mounted by field standardized operation, can obviously shorten the construction period, reduces the labor cost, is simple to operate, is durable, safe and reliable, and has good social significance and economic value.