Intelligent vibration reduction cooperative system applied to high-speed train and control method of intelligent vibration reduction cooperative system

An intelligent vibration reduction, high-speed train technology, applied in the direction of the device for lateral relative movement between the underframe and the bogie, can solve problems such as reducing the resistance force

Active Publication Date: 2022-05-27
SHIJIAZHUANG TIEDAO UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] When the train turns, the traditional secondary transverse shock absorber and anti-snake shock absorber are required to reduce the resistance force between the train and the track and increase the life of

Method used

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  • Intelligent vibration reduction cooperative system applied to high-speed train and control method of intelligent vibration reduction cooperative system
  • Intelligent vibration reduction cooperative system applied to high-speed train and control method of intelligent vibration reduction cooperative system
  • Intelligent vibration reduction cooperative system applied to high-speed train and control method of intelligent vibration reduction cooperative system

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Experimental program
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specific Embodiment 1

[0045] Specific embodiment 1, the sensing unit includes a first inclination sensor, a second inclination sensor and a speed sensor provided on the head vehicle, the first inclination sensor is installed on the vehicle body, and is used for measuring the roll angle of the vehicle body; The second inclination sensor is installed on the front bogie frame and is used to measure the roll angle of the frame; the speed sensor is used to detect the running speed of the train, and the vibration damping unit includes a lateral damper and an anti-serpentine damper , the cooperative controller is signal-connected to the lateral shock absorber and the anti-serpentine shock absorber.

[0046] Attached to the manual Figure 8 As shown, the body roll angle and the frame roll angle are both used to measure the inclination angle between the body and the horizontal plane, and three mutually perpendicular coordinate axes x, y, and z are drawn through the center of gravity O of the body. It has 6...

specific Embodiment 2

[0059] An intelligent vibration-damping collaborative control method applied to high-speed trains, the method is based on an intelligent vibration-damping collaborative system applied to high-speed trains, and includes a preprocessing step and an application step, wherein the preprocessing step includes:

[0060] S1-1, linearize the damping data to obtain the range of damping coefficients output by the lateral shock absorber and the anti-serpentine shock absorber, as well as the input current and output damping of the lateral shock absorber and the anti-serpentine shock absorber the corresponding relationship of the coefficients, and adjust the threshold value of the control current output by the cooperative controller to the lateral vibration damper and the anti-serpentine vibration damper, so that the control current output by the cooperative controller and the lateral vibration damping Linear alignment of the damping coefficient output by the damper and the anti-serpentine s...

specific Embodiment 3

[0073] When the speed is greater than 200km / h and less than 220km / h, and both the first inclination sensor and the second inclination sensor are lower than the set value (use q 1 and q 2When the train is running in a straight line, the cooperative controller converts the corresponding damping coefficient into a current regulation value and inputs it to the two types of shock absorbers, and the two types of shock absorbers provide the corresponding damping force;

[0074] When the speed is greater than 200km / h and less than 220km / h, and both the first inclination sensor and the second inclination sensor are greater than the set value, the train is passing through the curve, and the cooperative controller inputs the corresponding current regulation value to the two types of vibration reduction The two types of shock absorbers provide corresponding damping force;

[0075] In the state judgment step, when the speed range is between 200km / h-220km / h, record the collection value of ...

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Abstract

The invention relates to an intelligent vibration reduction cooperative system applied to a high-speed train and a control method of the intelligent vibration reduction cooperative system, and belongs to the technical field of rail train control, the intelligent vibration reduction cooperative system comprises vibration reduction units, the vibration reduction units are arranged in all carriages respectively, the intelligent vibration reduction cooperative system is characterized by further comprising a sensing unit and a cooperative controller, and the sensing unit comprises a tilt angle sensor and a speed sensor; the sensing unit is used for detecting the gradient and the speed of a train, the output end of the sensing unit is connected with the signal input end of the cooperative controller, and a time delay module is arranged between every two carriages and used for controlling the train according to the time difference when each carriage of the train passes through the same point. The damping coefficient output by the damping unit of each carriage is adjusted by adjusting the damping coefficient output by the damping unit of each carriage, the wheel state can be actively adjusted to adapt to the rails according to the actual condition of the railway, the acting force between the rails and the wheels is reduced when the motion state is changed, the service life of the wheels and the rails is prolonged, and the comfort and running safety and stability of the train are improved.

Description

technical field [0001] The invention belongs to the technical field of rail train control, and relates to a collaborative system and a control method thereof, in particular to a collaborative system of multiple intelligent shock absorbers applied to a train and a control method thereof. Background technique [0002] Rail transit has the advantages of large capacity, high efficiency and convenient ride, and its emergence has greatly solved the problem of urban traffic congestion; rail transit trains mainly refer to a type of transportation that needs to travel on specific tracks. The train operation control system is a technical equipment that supervises, controls and adjusts the state of train operation speed and braking mode according to the objective conditions and actual conditions on the train operation line. The existing train operation control systems include train control and management systems and on-board control systems. [0003] When the train turns, the traditio...

Claims

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Application Information

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IPC IPC(8): B61F5/12B61F5/02
CPCB61F5/12B61F5/02
Inventor 杨绍普赵义伟刘永强廖英英胡金天王鹏
Owner SHIJIAZHUANG TIEDAO UNIV
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