摘要：【中文】本发明提供了一种具有低中频损耗的气雾化铁硅铝软磁复合材料，属于磁性材料技术领域。气雾化铁硅铝软磁复合材料由三种不同粒径范围的气雾化铁硅铝粉末制成；一级气雾化铁硅铝粉末的粒径为负140目～正200目，二级气雾化铁硅铝粉末的粒径为负325目～正500目，三级气雾化铁硅铝粉末的粒径为负600目～正1000目；气雾化铁硅铝软磁复合材料的100kHz/1V的磁导率不低于50、100kHz/1V的品质因数不低于155、100Oe直流偏置性能不低于57%、200Oe直流偏置性能不低于28%、50kHz/100mT的磁芯损耗不高于175mW/cm³。本发明制备工艺简单，有效解决了目前气雾化铁硅铝软磁复合材料高抗饱和能力与低磁芯损耗无法兼得的问题。在同等磁导率和直流偏置性能的前提下，显著降低了常规气雾化铁硅铝软磁复合材料的中频损耗。 【EN】The invention provides a gas atomization iron-silicon-aluminum soft magnetic composite material with low intermediate frequency loss, and belongs to the technical field of magnetic materials. The gas atomized Fe-Si-Al soft magnetic composite material is prepared from three gas atomized Fe-Si-Al powders with different particle size ranges; the grain size of the first-stage gas atomization ferro-silicon-aluminum powder is minus 140 meshes to plus 200 meshes, the grain size of the second-stage gas atomization ferro-silicon-aluminum powder is minus 325 meshes to plus 500 meshes, and the grain size of the third-stage gas atomization ferro-silicon-aluminum powder is minus 600 meshes to plus 1000 meshes; the gas atomized Fe-Si-Al soft magnetic composite material has the magnetic permeability of 100kHz/1V not less than 50, the quality factor of 100kHz/1V not less than 155, the direct current bias performance of 100Oe not less than 57%, the direct current bias performance of 200Oe not less than 28%, and the magnetic core loss of 50kHz/100mT not more than 175mW/cm³. The preparation process is simple, and the problem that the high anti-saturation capacity and the low magnetic core loss of the existing gas atomization Fe-Si-Al soft magnetic composite material cannot be achieved at the same time is effectively solved. At equal permeability and DC biasOn the premise of performance, the medium-frequency loss of the conventional gas-atomized Fe-Si-Al soft magnetic composite material is obviously reduced.

摘要：【中文】基于DSP的红外成像电力在线检测系统及检测方法。电力系统在使用中经常会出现漏电的故障，导致事故的出现，造成人员和财产的损失，因此需要实时对电网路线进行监控，保证其能够正常安全进行，目前的检测方法比较简单，需要工作人员进行手动控制，工作效率较低，容易给工作人员本身造成伤害。本发明组成包括：红外成像传感器（1）、控制器（2）、DSP数据处理板卡（4）、视频同步分离器（5）和PC机（6），所述的红外成像传感器与所述的控制器电连接，所述的控制器与DSP板卡通过4K的双口RAM（3）采用中断实现数据传输，所述的DSP板卡分别与所述的PC机、所述的视频同步分离器电连接。本发明用于基于DSP的红外成像电力在线检测。 【EN】An infrared imaging power online detection system and a detection method based on DSP. The electric power system in use often can the trouble of electric leakage, leads to the appearance of accident, causes the loss of personnel and property, consequently needs monitor the electric network line in real time, guarantees that it can normally go on safely, and present detection method is fairly simple, needs the staff to carry out manual control, and work efficiency is lower, causes the injury for staff itself easily. The invention comprises the following components: infrared imaging sensor (1), controller (2), DSP data processing integrated circuit board (4), video synchronization separator (5) and PC (6), infrared imaging sensor with the controller electricity connect, controller and DSP integrated circuit board adopt the interrupt to realize data transmission through 4K's two port RAM (3), the DSP integrated circuit board respectively with the PC video synchronization separator electricity connect. The invention is used for the infrared imaging electric power on-line detection based on the DSP.

摘要：【中文】本发明涉及一种继电保护二次作业隔离装置。目前，在变电站保护装置屏柜中工作时，为防止工作人员误触、误碰运行端子排接线端子，以及误碰、误操作运行的保护装置，需要将工作的保护屏柜中运行的端子和装置进行明显隔离，置醒目警示标志，保证作业安全。一种继电保护二次作业隔离装置，其组成包括：可拉伸红色警示条布（1）和圆筒形警示条布储存盒（2），可拉伸红色警示条布与圆筒形警示条布储存盒连接，圆筒形警示条布储存盒采用PVC材质，且在圆筒形警示条布储存盒内部固定有卷轴弹簧，通过卷轴弹簧保证警示条布自由伸缩，可拉伸红色警示条布上印有运行设备白色字体。本发明应用于继电保护装置。 【EN】The invention relates to a relay protection secondary operation isolation device. At present, when the transformer substation protection device works in a screen cabinet, in order to prevent workers from mistakenly touching and mistakenly touching a terminal block wiring terminal in operation and prevent mistakenly touching and mistakenly operating the protection device, the terminals and the devices in operation in the working protection screen cabinet need to be obviously isolated, and a striking warning sign is placed to ensure the operation safety. A relay protection secondary operation isolation device comprises: can stretch red warning strip cloth (1) and cylinder warning strip cloth storage box (2), can stretch red warning strip cloth and cylinder warning strip cloth storage box and be connected, the cylinder warning strip cloth storage box adopts the PVC material, and stores box internal fixation at cylinder warning strip cloth and have a spool spring, guarantees through the spool spring that warning strip cloth is free flexible, can stretch red warning strip cloth and go up to be printed on and move equipment white typeface. The invention is applied to a relay protection device.

摘要：【中文】一种电缆沟支架及应用该支架的电缆沟，属于变电站领域，本发明是为了解决现有电缆沟支架易错位发生层叠、滑脱的问题。所述电缆沟支架包括基座、端部限位板和多个活动弧形限位板；基座为长条板状结构，基座端部上表面固定设置有端部限位板，基座上表面沿长度x向开有倒T型槽，该倒T型槽在基座尾部具有移入缺口；活动弧形限位板包括弧形挡板和滑动底座，弧形挡板的底部固定在滑动底座上，且弧形挡板底部两侧各设置一个卡位缺口；滑动底座从倒T型槽在基座尾部的移入缺口移入倒T型槽，并带动弧形挡板沿基座的长度x向滑动。本发明在防止电缆滑脱、层叠的同时还能尽可能多的排布电缆。 【EN】The invention discloses a cable trench support and a cable trench applying the same, belongs to the field of transformer substations, and aims to solve the problem that the existing cable trench support is easy to be misplaced, stacked and slipped. The cable trench support comprises a base, an end limiting plate and a plurality of movable arc limiting plates; the base is of a long strip plate-shaped structure, an end limiting plate is fixedly arranged on the upper surface of the end of the base, an inverted T-shaped groove is formed in the upper surface of the base along the length x direction, and the tail of the base is provided with an inward-moving notch; the movable arc limiting plate comprises an arc baffle and a sliding base, the bottom of the arc baffle is fixed on the sliding base, and clamping notches are respectively arranged on two sides of the bottom of the arc baffle; the sliding base moves into the inverted T-shaped groove from the shifted-in notch of the tail of the base, and drives the arc-shaped baffle to slide along the length x direction of the base. The invention can prevent the cables from slipping off and being stacked and can arrange the cables as much as possible.