摘要：【中文】本发明公开了一种永磁汽车减震系统，所述永磁汽车减震系统包括：上支撑板（1）、活塞杆（2）、线圈控制电路1（3）、隔磁材料（4）、永磁体（5）、线圈1（6）、下支撑板（7）、缸体（8）、中间支撑块（9）、线圈控制电路2（10）、线圈2（11）、减震弹簧（12）、线束1（13）、线束2（14）。本发明所述永磁汽车减震系统根据汽车行驶时速度不同，自适应改变减震系统电磁力的大小，进而改变整个减震系统的减震效果，解决了汽车常规悬架单一弹簧刚度固定，在不同路面减震性能不稳定，而不能适应不同路面的问题。 【EN】The invention discloses a permanent magnet automobile damping system, which comprises: the damping device comprises an upper supporting plate (1), a piston rod (2), a coil control circuit 1 (3), a magnetic isolation material (4), a permanent magnet (5), a coil 1 (6), a lower supporting plate (7), a cylinder body (8), a middle supporting block (9), a coil control circuit 2 (10), a coil 2 (11), a damping spring (12), a wire harness 1 (13) and a wire harness 2 (14). The permanent magnet automobile damping system disclosed by the invention can adaptively change the electromagnetic force of the damping system according to different speeds of an automobile during running, so that the damping effect of the whole damping system is changed, and the problems that the conventional suspension of the automobile is fixed in single spring stiffness, and the damping performance on different road surfaces is unstable, so that the damping system cannot adapt to different road surfaces are solved.

摘要：【中文】本发明公开了一种汽车减震器，所述汽车减震器包括：吊耳（1）、防尘罩（2）、油封（3）、活塞（4）、压缩阀（5）、压缩阀弹簧（6）、工作缸（7）、伸张阀（8）、伸张阀弹簧（9）、活塞杆（10）、凸台1（11）、凸台2（12）、凸台3（13）、锥形凸缘1（14）、凸台4（15）、凸台5（16）、凸台6（17）、锥形凸缘2（18）。本发明所述减震器的伸张阀（8）和压缩阀（5）中部凸台起到缩减油液流通截面积的作用，从而增加油液流动阻力，增强减震器减震效果，强化了汽车行驶过程中颠簸路面减震性能，降低了汽车震动幅度和频率。 【EN】The invention discloses an automobile shock absorber, which comprises: the lifting lug (1), the dust cover (2), the oil seal (3), the piston (4), the compression valve (5), the compression valve spring (6), the working cylinder (7), the extension valve (8), the extension valve spring (9), the piston rod (10), the boss 1 (11), the boss 2 (12), the boss 3 (13), the conical flange 1 (14), the boss 4 (15), the boss 5 (16), the boss 6 (17) and the conical flange 2 (18). The middle bosses of the extension valve (8) and the compression valve (5) of the shock absorber have the function of reducing the flow cross section of oil, so that the flow resistance of the oil is increased, the shock absorption effect of the shock absorber is enhanced, the shock absorption performance of bumpy road surfaces in the driving process of an automobile is enhanced, and the vibration amplitude and the frequency of the automobile are reduced.

摘要：【中文】本发明涉及一种用于提高非线性颤振可靠度振动计算精度与计算效率的数据处理方法，其特征在于，包括如下步骤：根据刚体运动学和小角度近似来计算结构模型的误差传播，利用齐次坐标变换对结构模型进行运动学分析，推导出空间误差模型,对结构模型的精度进行全局敏感性分析,最后采用乘法降维法来降低计算的复杂性，最终得到影响结构模型精度的关键误差项。适用于大跨度钢箱梁、高精度数控机床、飞行器具震颤模型等工程领域，也适用于数据压缩、数据探索以及数据可视化等音视频的处理。本发明有效解决了在工程实践中采集到的数据点很多，但是它们散布在一个庞大高维空间中，存在大量数据无关或冗余变量的观测值，在特征提取、数据关联等处理上存在的计算精度与计算效率低的问题，可有效实现数据的快速、精确处理。 【EN】The invention relates to a data processing method for improving the vibration calculation precision and efficiency of nonlinear flutter reliability, which is characterized by comprising the following steps: calculating error propagation of the structural model according to rigid body kinematics and small angle approximation, performing kinematic analysis on the structural model by utilizing homogeneous coordinate transformation, deriving a spatial error model, performing global sensitivity analysis on the precision of the structural model, and finally reducing the complexity of calculation by adopting a multiplication dimensionality reduction method to finally obtain a key error term influencing the precision of the structural model. The method is suitable for the engineering fields of large-span steel box girders, high-precision numerical control machines, flight instrument tremor models and the like, and is also suitable for processing audio and video such as data compression, data exploration and data visualization. The invention effectively solves the problems that a plurality of data points are collected in engineering practice, but the data points are scattered in a huge high-dimensional space, a large number of observed values of data irrelevant or redundant variables exist, the calculation precision and the calculation efficiency are low in the processes of feature extraction, data association and the like, and the rapid and accurate processing of the data can be effectively realized.

摘要：【中文】本发明公开了一种汽车自适应减震器，所述汽车自适应减震器包括：吊耳（1）、防尘罩（2）、油封（3）、进油口1（4）、上部活塞（5）、自适应阀1（6）、回位弹簧1（7）、出油口1（8）、工作缸（9）、下部活塞（10）、进油口2（11）、自适应阀2（12）、回位弹簧2（13）、出油口2（14）、活塞杆（15）、凸台1（16）、阀体1（17）、凸台2（18）、阀体2（19）。在活塞杆（15）上下运行时，自适应阀1（6）的阀体1（17）和自适应阀2（12）的阀体2（19）分别进入出油口1（8）和出油口2（14），起到缩减油液流通截面积的作用，从而增加油液流动阻力，强化了汽车行驶过程中颠簸路面减震性能，降低了汽车震动幅度和频率。 【EN】The invention discloses an automobile self-adaptive shock absorber, which comprises: the self-adaptive valve comprises a lifting lug (1), a dust cover (2), an oil seal (3), an oil inlet 1 (4), an upper piston (5), a self-adaptive valve 1 (6), a return spring 1 (7), an oil outlet 1 (8), a working cylinder (9), a lower piston (10), an oil inlet 2 (11), a self-adaptive valve 2 (12), a return spring 2 (13), an oil outlet 2 (14), a piston rod (15), a boss 1 (16), a valve body 1 (17), a boss 2 (18) and a valve body 2 (19). When the piston rod (15) runs up and down, the valve body 1 (17) of the self-adaptive valve 1 (6) and the valve body 2 (19) of the self-adaptive valve 2 (12) respectively enter the oil outlet 1 (8) and the oil outlet 2 (14) to play a role in reducing the flow cross section area of oil, so that the flow resistance of the oil is increased, the damping performance of bumpy road surfaces in the running process of an automobile is enhanced, and the vibration amplitude and frequency of the automobile are reduced.