摘要：【中文】本发明公开了一种露天矿山无人化运输系统的车辆保护圈安全控制方法及系统，适用于多种路线下的车辆行驶情况，根据车辆自身的速度、制动能力参数、车辆行驶线路以及车辆周围障碍物信息，设置车辆行驶安全的主动保护圈形状及其参数，实时检测车辆之间的距离或者车辆与障碍物之间是否接触以及产生碰撞的可能性，根据车辆行驶参数及线路调整保护圈参数，满足矿山无人车辆的安全性要求。 【EN】The invention discloses a safety control method and a safety control system for a vehicle guard circle of an unmanned transportation system of an open mine, which are suitable for vehicle running conditions under various routes.

摘要：【中文】本发明涉及一种集成式三合一电机控制系统，包括变速箱、驱动电机和电机控制器，电机控制器包括箱体和设置于箱体内部的薄膜电容、功率模块、驱动板、屏蔽板、控制板、三相输出极板、磁环组件，变速箱固定在驱动电机的前端，电机控制器固定在驱动电机的顶部；薄膜电容、功率模块、屏蔽板、磁环组件均固定在箱体的底板上，三相输出极板和驱动板均固定于功率模块上，控制板固定在屏蔽板上，功率模块的输入端与薄膜电容的输出端电气连接，三相输出极板的一端与功率模块电气连接，另一端与驱动电机电气连接。与现有技术相比，本发明具有空间利用率高、体积小、高度低以及散热性能好等优点，且适合批量生产。 【EN】The invention relates to an integrated three-in-one motor control system, which comprises a gearbox, a driving motor and a motor controller, wherein the motor controller comprises a box body, and a film capacitor, a power module, a driving plate, a shielding plate, a control plate, a three-phase output polar plate and a magnetic ring assembly which are arranged in the box body; film capacitor, power module, shield plate, magnetic ring subassembly are all fixed on the bottom plate of box, and three-phase output polar plate and drive plate are all fixed in on the power module, and the control panel is fixed on the shield plate, and power module's input and film capacitor's output electrical connection, three-phase output polar plate's one end and power module electrical connection, the other end and driving motor electrical connection. Compared with the prior art, the invention has the advantages of high space utilization rate, small volume, low height, good heat dissipation performance and the like, and is suitable for batch production.

摘要：【中文】本发明公开了一种片上功率合成器的阻抗平衡度分析方法，该方法首先根据功率合成器的实际物理结构和端口数量确定采用集总元件表示的电路模型；然后通过将一个输入端口连接到交流电压激励上，其他输入端口连接到电阻上，将输出端口连接到负载上，分析电流通路并计算相应输入端口的输入阻抗，在分析过程中将交流地节点视为电流通路上的中间节点，通过寻找最小支路电流来确定电流通路路径，并计算路径上的阻抗大小；最后根据各端口的输入阻抗以及平衡度的表达式计算输入端口间的平衡度。相比于传统方法需要大量的计算机和时间资源来进行仿真分析，利用本发明方法对片上功率合成器进行分析时，过程更加简便，耗时更短，且能找到平衡度失配的来源所在。 【EN】The invention discloses an impedance balance degree analysis method of an on-chip power synthesizer, which comprises the steps of firstly determining a circuit model represented by lumped elements according to the actual physical structure and the port number of the power synthesizer; then, connecting one input port to alternating voltage excitation, connecting other input ports to a resistor, connecting an output port to a load, analyzing a current path and calculating input impedance of the corresponding input port, regarding an alternating current ground node as an intermediate node on the current path in the analysis process, determining a current path by searching minimum branch current, and calculating the impedance on the path; and finally, calculating the balance degree among the input ports according to the input impedance of each port and the balance degree expression. Compared with the traditional method which needs a large amount of computers and time resources for simulation analysis, the method has the advantages that the process is simpler and more convenient when the on-chip power synthesizer is analyzed, the time consumption is shorter, and the source of the balance degree mismatch can be found.

摘要：【中文】本发明提供了一种利用放射性同位素对注氮气井进行注入剖面测井的方法，通过配置测井仪器串，利用放射性同位素作为示踪剂测试注氮气井的注入剖面，以实现油田现有注氮气条件下的注氮气井注入剖面测试，操作方便、简单，可以有效解决采用分注、反注等方式的注氮气井涡轮无法录取注入剖面资料的问题，同时解决了采用正注方式的注氮气井容易出现涡轮粘卡而无法准确测试注氮气井注入剖面的问题，该方法适合油田现有注氮气条件下的注氮气井注入剖面测试。 【EN】The invention provides a method for performing injection profile logging on a nitrogen injection gas well by utilizing radioactive isotopes, which is characterized in that a logging instrument string is configured, the radioactive isotopes are used as tracers to test the injection profile of the nitrogen injection gas well, so that the injection profile testing of the nitrogen injection gas well under the existing nitrogen injection gas condition of an oil field is realized, the operation is convenient and simple, the problem that the injection profile data cannot be recorded by a nitrogen injection gas well turbine adopting a separate injection mode, a reverse injection mode and the like is effectively solved, and the problem that the injection profile of the nitrogen injection gas well cannot be accurately tested due to the fact that the turbine is stuck in the nitrogen injection gas well adopting a forward injection mode is solved.