WO2018157678A1 - 一种缓冲器综合性能测试系统及其方法 - Google Patents

一种缓冲器综合性能测试系统及其方法 Download PDF

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Publication number
WO2018157678A1
WO2018157678A1 PCT/CN2018/073911 CN2018073911W WO2018157678A1 WO 2018157678 A1 WO2018157678 A1 WO 2018157678A1 CN 2018073911 W CN2018073911 W CN 2018073911W WO 2018157678 A1 WO2018157678 A1 WO 2018157678A1
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Prior art keywords
buffer
test
impact
data acquisition
acquisition card
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French (fr)
Inventor
王成龙
邱志伟
曾庆良
陈萌
刘志海
马凡凡
孟昭胜
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Shandong University of Science and Technology
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Shandong University of Science and Technology
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M7/00—Vibration-testing of structures; Shock-testing of structures
    • G01M7/08—Shock-testing

Definitions

  • the invention relates to a test system and a method thereof, in particular to a test system and a method thereof for a comprehensive performance of a buffer under the action of high speed and large load impact such as a train, a subway, an elevator, an impact hydraulic support and a crane.
  • the existing test scheme is mainly to complete the qualitative evaluation of the function of the tested buffer, and there is still no shortage of temperature, instantaneous internal pressure and displacement. Comprehensive testing of parameters such as force and force cannot provide quantitative performance parameter data for the innovative design of the buffer.
  • the object of the present invention is to overcome the deficiencies in the prior art, and to provide a buffer comprehensive performance testing system and method thereof with simple structure, convenient operation and good test effect.
  • the buffer comprehensive performance testing system of the present invention comprises: a test bench, a workbench for placing a data acquisition system, an upper part of the experimental stand is provided with an impact device, and a lower part is provided with a measurement and control for placing a buffer to be tested. a flow meter on one side of the test bench for testing fluid flow in the buffer under test;
  • the impact device comprises a motor, a wire rope, an impact hammer and an electromagnet.
  • the motor is arranged on the top of the test bench, and the impact weight is adsorbed on the electromagnet, and one end of the wire rope is connected with the electromagnet. One end is connected to the motor output shaft;
  • the measurement and control system includes a displacement sensor, a current transformer and an integrated block.
  • the displacement sensor is mounted on the experimental bench for testing the displacement of the measured buffer; the current transformer is fixed on the integrated block.
  • the integrated block includes a PS2 pressure sensor, a PS1 pressure sensor and a temperature sensor, the PS2 pressure sensor, a PS1 pressure sensor, a temperature sensor, a current transformer
  • the flowmeter and the displacement sensor are respectively connected to the measured buffer and the other end is connected to the data acquisition system.
  • the test and control system is provided with a test shield.
  • An acceleration sensor is disposed on the measured buffer.
  • a buffer comprehensive performance test method using the above system includes the following steps:
  • the electromagnet energizes and absorbs the impact weight. After the motor reaches the set impact stroke, the control electromagnet is powered off, the impact weight falls freely, and the acceleration starts under the action of gravity.
  • the impact buffer is set directly below the impact.
  • the displacement of the measured buffer measured by the displacement sensor in real time, and the signal is transmitted to the controller, and input to the buffer performance test software through the data acquisition card and the processing software for processing;
  • the PS2 pressure sensor and the PS1 pressure sensor respectively measure the system pressure in the buffer at the beginning of self-buffering and during the buffering process, and input the test signal to the buffer performance test through the multi-channel multi-function data acquisition card and processing module.
  • the temperature during the impact process is measured by the temperature sensor in real time, and the test signal is input to the buffer performance test software through the multi-channel multi-function data acquisition card and the processing module for processing;
  • the flow rate of the fluid in the buffer under test during the impact process is measured by the flowmeter in real time, and the test signal is input to the buffer performance test software through the multi-channel multi-function data acquisition card and the processing module through the digital-to-analog converter;
  • the coil current of the magnetorheological buffer is measured by the current transformer in real time, and the test signal is input to the buffer performance test software through the multi-channel multi-function data acquisition card and the processing module for processing;
  • the acceleration in the impact process is measured by the acceleration sensor in real time, and is input to the buffer performance test software through the multi-channel data sampling data acquisition card and the processing software;
  • the data processed by the buffer performance test software enters the test database, and the real-time monitoring of the parameters of pressure, flow, displacement, velocity and acceleration over time during the entire action cycle of the impactor is performed by the computer, and the test curve is displayed in real time;
  • control motor drives the wire rope to move the electromagnet downward until it is in full contact with the impact weight
  • the present invention can realize comprehensive performance tests of multiple physical quantities such as pressure, flow, temperature, displacement, acceleration, etc. in the buffer buffer process, and establish a buffer comprehensive performance test system, and complete with a measurement and control system.
  • the control of the test process, the measurement of the target data during the test, the acquisition and processing of the test data, and the real-time display of the test curve, real-time monitoring of the change of displacement, velocity, acceleration, etc. over time during the entire action cycle of the impactor Effectively test the performance parameters such as buffer capacity, energy absorption rate, and buffer stroke, which provides an effective way for the impact of impact pressure and flow parameters on the performance of the impactor, and fundamentally solves the calibration problem of the buffer performance parameters. It is of great engineering practical significance to deeply study the working process and structural composition of the buffer and improve the design, manufacture, application and maintenance of the buffer. It provides important technical support for the innovative design, optimization and use of the buffer. Compared with the prior art, the main advantages are:
  • FIG. 2 is a schematic block diagram of a test system of the present invention.
  • Fig. 3 is a flow chart showing the control method of the present invention.
  • Motor-1 Motor-1, Wire Rope-2, Impact Weight-3, Test Bench-4, Detector Buffer-5, Test Shield-6, Integrated Block-7, PS2 Pressure Sensor-8, PS1 Pressure Sensor -9, flow meter-10, temperature sensor-11, acceleration sensor-12, displacement sensor-13, data acquisition system-14, table-15, electromagnet-16, current transformer-17.
  • the integrated performance testing system of the present invention is mainly composed of a test bench 4 , a data acquisition system 14 , a work table 15 for placing the data acquisition system 14 , a flow meter 10 for testing, an impact device and a measurement and control system.
  • the impact device is disposed at an upper portion of the test bench 4, the measurement and control system is disposed at a lower portion of the test bench 4, and the test flowmeter 10 is disposed at one side of the test bench 4 for realizing the buffer to be tested.
  • the test of the fluid flow in the device 5; the test control system is provided with a test shield 6 for protection; and the accumulator buffer 5 is provided with an acceleration sensor 12.
  • the data acquisition system 14 includes two parts of software and hardware.
  • the software part includes processing software, buffer performance testing software and test database; the hardware part includes data acquisition card, digital-to-analog converter and computer.
  • the impact device comprises a motor 1, a wire rope 2, an impact weight 3 and an electromagnet 16, wherein the motor 1 is arranged on the top of the test bench 4, and the impact weight 3 is adsorbed on the electromagnet 16, One end of the wire rope 2 is connected to the electromagnet 16, and the other end is connected to the output shaft of the motor 1.
  • the measuring and controlling system comprises a displacement sensor 13, a current transformer 17 and an integrated block 7, and the displacement sensor 13 is mounted on the experimental bench 4 for realizing the test of the displacement of the measured buffer; the current transformer 17 It is fixed on the integrated block 7 for testing the coil current of the magnetorheological damper, and the integrated block 7 includes a PS1 pressure sensor 9, a PS2 pressure sensor 8, and a temperature sensor 11.
  • the input ends of the PS2 pressure sensor 8, the PS1 pressure sensor 9, the temperature sensor 11, the current transformer 17, the flow meter 10, the displacement sensor 13, and the acceleration sensor 12 are respectively connected to the buffer 5 to be tested.
  • the output ends of the PS1 pressure sensor 9, the PS2 pressure sensor 8, the temperature sensor 11, and the current transformer 17 are respectively connected to the multi-channel multi-function data acquisition card, and the output end of the flow meter 10 is converted into a multi-channel multi-function data through digital-to-analog conversion.
  • the acquisition card is connected, and the output of the multi-channel multi-function data acquisition card is processed by the signal processing module and transmitted to the buffer performance test software, and then transmitted to the test database.
  • the multi-channel multi-function data acquisition card is a 6-10 channel multi-function data acquisition card, and the example in the figure is an 8-channel multi-function data acquisition card.
  • the output of the displacement sensor 13 transmits the signal to the controller, the data acquisition card and the signal processing module, and then transmits it to the buffer performance test software, and then transmits it to the test database.
  • the output of the acceleration sensor 12 transmits the signal to the multi-channel data sampling data acquisition card, and then processed by the signal processing software and transmitted to the buffer performance testing software, and then transmitted to the test database.
  • the multi-channel data sampling data acquisition card is a 3-5-channel data sampling data acquisition card, and the example in the figure is a 4-channel data sampling data acquisition card.
  • the buffer comprehensive performance test method of the present invention has the following specific steps:
  • test buffer 5 is mounted on the test platform in the test bench 4, connected to the measurement and control system, set the required impact force according to the experimental requirements, adjust the data acquisition system 14;
  • the displacement (buffer stroke) signal of the measured buffer 5 measured by the displacement sensor 13 in real time is transmitted to the controller, and then input to the buffer performance test software through the data acquisition card and special processing software for processing;
  • the system pressure signal of the buffer 5 under test from the start of buffering and the buffering process measured by the PS2 pressure sensor 8 and the PS1 pressure sensor 9 in real time is processed by the 8-channel multi-function data acquisition card and the processing module, and then input to the buffer. Performance testing software for processing;
  • the temperature signal in the impact process is measured by the temperature sensor 11 in real time, and is input to the buffer performance test software through the 8-channel multi-function data acquisition card and the processing module for processing;
  • the flow rate signal of the fluid in the buffer 5 under test during the impact process is measured by the flow meter 10 in real time, transmitted to the 8-channel multi-function data acquisition card and the processing module through the digital-to-analog converter, and then input to the buffer performance test software for processing;
  • the coil current signal of the magnetorheological buffer is measured by the current transformer 17 in real time, processed by the 8-channel multi-function data acquisition card and the processing module, and then input to the buffer performance test software for processing;
  • the acceleration signal in the impact process measured by the acceleration sensor 12 in real time is processed by the 4-channel data sampling data acquisition card and the processing software, and then input to the buffer performance testing software for processing;
  • the data processed by the buffer performance test software enters the test database, and the real-time monitoring of the parameters of pressure, flow, displacement, velocity and acceleration over time during the entire action cycle of the impactor is displayed by the computer, and the test curve is displayed in real time;
  • the buffer performance test software automatically calculates the buffer capacity and absorbance parameters, and outputs the “pressure-time” curve, the “flow-time” curve, the “speed-time” curve, and the “acceleration”.
  • - time" curve, "temperature-time” curve the results of the test can provide a basis and reference for determining the dynamic characteristics, kinematics and dynamics of the buffer;
  • control motor 1 drives the wire rope 2 to move the electromagnet 16 downward until it is in full contact with the impact weight 16;

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)

Abstract

一种缓冲器（5）综合性能测试系统及其方法，适用于高速、大载荷冲击作用下的缓冲器（5）综合性能的测试。系统包括实验台架（4）、实验台架（4）的上部设有冲击装置，下部设有安放被测缓冲器（5）的测控系统，实验台架（4）的一侧设有用于实现对被测缓冲器（5）内流体流量进行测试的流量计（10）；通过建立缓冲器（5）综合性能测试体系，用测试系统完成试验过程的控制、试验过程中目标数据的测量、试验数据的采集和处理、测试曲线的实时显示，实现对缓冲器（5）的整个动作周期内位移、速度、加速度随时间的变化关系的实时监测，有效测试缓冲器（5）的容量、能量吸收率、缓冲行程，对确定冲击过程的运动学和动力学规律、确定冲击压力和流量等参数对缓冲器（5）性能的影响规律提供了有效的途径。

Description

一种缓冲器综合性能测试系统及其方法 技术领域
本发明涉及一种测试系统及其方法，尤其是一种适用于列车、地铁、电梯、抗冲击液压支架、起重机等高速、大载荷冲击作用下的缓冲器综合性能的测试系统及其方法。
背景技术
目前对于列车、地铁、电梯、抗冲击液压支架、起重机等高速、大载荷冲击作用下度、瞬时内部压力、位移、受力等参数随时间的变化关系的实时监测，建立起一个综合性能测试体系，从根本上解决性能参数的标定问题、为确定冲击过程的运动学和动力学规律、为设计和改进提供重要的参考依据，是目前必须解决的关键问题。
针对上述高速、大载荷冲击作用下的液气式缓冲器的性能测试而言，现有的测试方案主要是来完成对被测缓冲器功能的定性评价,尚缺乏对温度、瞬时内部压力、位移、受力等参数的综合测试，无法为缓冲器的创新设计提供定量化的性能参数数据。
发明内容
技术问题：本发明的目的是克服现有技术中的不足之处，提供一种结构简单、操作方便、测试效果好的缓冲器综合性能测试系统及其方法。
技术方案：本发明的缓冲器综合性能测试系统，包括：实验台架、安放数据采集系统的工作台，所述的实验台架的上部设有冲击装置，下部设有安放被测缓冲器的测控系统，实验台架的一侧设有用于实现对被测缓冲器内流体流量的测试的流量计；
所述的冲击装置包括电机、钢丝绳、冲击重锤和电磁铁，所述的电机设在实验台架的顶部，所述的冲击重锤上吸附在电磁铁上，钢丝绳一端与电磁铁相连，别一端与电机输出轴相连；
所述的测控系统包括位移传感器、电流互感器和集成块，所述位移传感器安装在实验台架上，用于实现对被测缓冲器位移的测试；所述电流互感器固定在集成块上，用于实现对磁流变式缓冲器的线圈电流的测试，所述的集成块包括的PS2压力传感器、PS1压力传感器和温度传感器，所述PS2压力传感器、PS1压力传感器、温度传感器、电流互感器、流量计和位移传感器一端分别与被测缓冲器相连，另一端分别与数据采集系统相连。
所述的测控系统上设有测试防护罩。
所述的被测缓冲器上设有加速度传感器。
一种使用上述系统的缓冲器综合性能测试方法，包括如下步骤：
a.将被测缓冲器安装到试验台架内的测试平台上，连接好测控系统，设定冲击力，调节数据采集系统；
b.电磁铁通电吸附冲击重锤，在电机的带动下达到设定冲击行程后，控制电磁铁断电，冲击重锤自由下落，在重力作用下开始加速，冲击设在正下方的被测缓冲器；
c.测控系统开始工作：
由位移传感器实时测得的被测缓冲器的位移，并将信号传递给控制器，经数据采集卡和处理软件输入到缓冲器性能测试软件进行处理；
由PS2压力传感器和PS1压力传感器分别实时测得的自缓冲开始时和缓冲过程中被测缓冲器中系统压力，并将测试信号经多通道多功能数据采集卡和处理模块输入到缓冲器性能测试软件进行处理；
由温度传感器实时测量冲击过程中的温度，并将测试信号经多通道多功能数据采集卡和处理模块输入到缓冲器性能测试软件进行处理；
由流量计实时测得冲击过程中被测缓冲器内流体的流量，并通过数模转换器将测试信号经多通道多功能数据采集卡和处理模块输入到缓冲器性能测试软件进行处理；
由电流互感器实时的测得磁流变式缓冲器的线圈电流，并将测试信号经多通道多功能数据采集卡和处理模块输入到缓冲器性能测试软件进行处理；
由加速度传感器实时测得冲击过程中的加速度，并经多路数据采样数据采集卡和处理软件输入到缓冲器性能测试软件进行处理；
由缓冲器性能测试软件进行处理后的数据进入测试数据库，通过计算机对冲击器的整个动作周期内压力、流量、位移、速度、加速度的参数随时间的变化关系实时监测，实时显示测试曲线；
d.缓冲结束后，控制电机带动钢丝绳使电磁铁向下运动直到和冲击重锤充分接触；
e.控制电磁铁通电，吸住冲击重锤，控制电机反转，通过钢丝绳带动电磁铁和冲击重锤一起向上运动，达到设定冲击行程后停止，准备下一次试验冲击。
有益效果：由于采用了上述技术方案，本发明可实现缓冲器缓冲过程中压力、流量、温度、位移、加速度等多个物理量的综合性能测试，通过建立缓冲器综合性能测试体系，用测控系统完成试验过程的控制、试验过程中目标数据的测量、试验数据的采集和处理、测试曲线的实时显示等，实现对冲击器的整个动作周期内位移、速度、加速度等随时间的变化关系的实时监测，有效测试缓冲器的容量、能量吸收率、缓冲行程等性能参数， 为冲击压力和流量等参数对冲击器性能的影响规律提供了有效的途径，从根本上解决缓冲器性能参数的标定问题，对深入系统研究缓冲器的工作过程和结构组成，提高缓冲器的设计、制造、应用和维护技术，具有重大的工程实际意义。为缓冲器的创新设计、优化和使用提供了重要的技术支撑。与现有技术相比，主要优点有：
1)能够完成对冲击器的整个周期内位移、速度、加速度、温度、瞬时内部压力、位移、受力等参数随时间的变化关系的实时监测，建立起一个综合性能测试体系，为确定冲击过程的运动学和动力学规律、为设计和改进提供重要的参考依据；
2)采用“自动测试”和“手动测试”两种工作模式，可根据测试需要选择自动或手动，在冲击试验完成后。经计算机软件处理生成缓冲器动态特性曲线。
附图说明
图1是本发明的系统结构示意。
图2是本发明的测试系统示意框图。
图3是本发明的控制方法流程示意。
图中：电机-1，钢丝绳-2，冲击重锤-3，实验台架-4，被测缓冲器-5，测试防护罩-6，集成块-7，PS2压力传感器-8，PS1压力传感器-9，流量计-10，温度传感器-11，加速度传感器-12，位移传感器-13，数据采集系统-14，工作台-15，电磁铁-16，电流互感器-17。
具体实施方式
下面结合附图中的实施例对本发明作进一步的描述：
如图1所示，本发明的冲器综合性能测试系统，主要由实验台架4、数据采集系统14、安放数据采集系统14的工作台15、测试的流量计10、冲击装置和测控系统构成，所述的冲击装置设在实验台架4的上部，所述测控系统设在实验台架4的下部，测试的流量计10设在实验台架4的一侧，用于实现对被测缓冲器5内流体流量的测试；所述的测控系统上设有测试防护罩6，起保护作用；所述的被测缓冲器5上设有加速度传感器12。所述的数据采集系统14包括软件和硬件两大部分，软件部分包括处理软件、缓冲器性能测试软件和测试数据库；硬件部分包括数据采集卡、数模转换器、计算机。
所述的冲击装置包括电机1、钢丝绳2、冲击重锤3和电磁铁16，所述的电机1设在实验台架4的顶部，所述的冲击重锤3上吸附在电磁铁16上，钢丝绳2一端与电磁铁16相连，别一端与电机1输出轴相连。
所述的测控系统包括位移传感器13、电流互感器17和集成块7，所述位移传感器13安装在实验台架4上，用于实现对被测缓冲器位移的测试；所述电流互感器17固定 在集成块7上，用于实现对磁流变式缓冲器的线圈电流的测试，所述的集成块7包括的PS1压力传感器9、PS2压力传感器8和温度传感器11。
如图2所示，所述PS2压力传感器8、PS1压力传感器9、温度传感器11、电流互感器17、流量计10、位移传感器13和加速度传感器12的输入端分别与被测缓冲器5相连，PS1压力传感器9、PS2压力传感器8、温度传感器11、电流互感器17的输出端分别与多通道多功能数据采集卡相连，流量计10输出端经数模转换成器后与多通道多功能数据采集卡相连，多通道多功能数据采集卡的输出端将信号经信号处理模块处理后，传输给缓冲器性能测试软件，再传输给测试数据库。所述的多通道多功能数据采集卡为6-10通道多功能数据采集卡，图中实例为8通道多功能数据采集卡。位移传感器13的输出端将信号传输给控制器、数据采集卡和信号处理模块处理后，传输给缓冲器性能测试软件，再传输给测试数据库。加速度传感器12的输出端将信号传输给多路数据采样数据采集卡，再经信号处理软件处理后与传输给缓冲器性能测试软件，再传输给测试数据库。所述的多路数据采样数据采集卡为3-5路数据采样数据采集卡，图中实例为4路数据采样数据采集卡。
本发明的缓冲器综合性能测试方法，具体步骤如下：
a.将被测缓冲器5安装到试验台架4内的测试平台上，连接好测控系统，按实验要求设定所需冲击力，调节数据采集系统14；
b.通过缓冲器性能测试软件完成对冲击速度、冲击行程、间隔时间等参数的设定，选择：“自动测试”按键或“手动测试”按键，点击“开始按钮”后，电磁铁16通电吸附冲击重锤3，在电机1的带动下达到设定冲击行程后，控制电磁铁断电16，冲击重锤3自由下落，在重力作用下开始加速，冲击设在正下方的被测缓冲器5；
c.测控系统开始工作：
由位移传感器13实时测得的被测缓冲器5的位移(缓冲行程)信号传递给控制器，再经数据采集卡和专用处理软件输入到缓冲器性能测试软件进行处理；
由PS2压力传感器8和PS1压力传感器9分别实时测得的自缓冲开始时和缓冲过程中被测缓冲器5的系统压力信号，经8通道多功能数据采集卡和处理模块处理后输入到缓冲器性能测试软件进行处理；
由温度传感器11实时测量冲击过程中的温度信号，经8通道多功能数据采集卡和处理模块输入到缓冲器性能测试软件进行处理；
由流量计10实时测得冲击过程中被测缓冲器5内流体的流量信号，通过数模转换器 传输给8通道多功能数据采集卡和处理模块处理后输入到缓冲器性能测试软件进行处理；
由电流互感器17实时的测得磁流变式缓冲器的线圈电流信号，经8通道多功能数据采集卡和处理模块处理后输入到缓冲器性能测试软件进行处理；
由加速度传感器12实时测得的冲击过程中的加速度信号，经4路数据采样数据采集卡和处理软件处理后输入到缓冲器性能测试软件进行处理；
由缓冲器性能测试软件进行处理后的数据进入测试数据库，通过计算机对冲击器的整个动作周期内压力、流量、位移、速度、加速度的参数随时间的变化关系实时监测，实时显示测试曲线；点击“测试结果打印”后，缓冲器性能测试软件自动计算出缓冲器的容量和吸收率的参数，并输出“压力-时间”曲线、“流量-时间”曲线、“速度-时间”曲线、“加速度-时间”曲线、“温度-时间”曲线；通过测试的结果可对确定缓冲器的动态特性、运动学和动力学规律提供论文依据和参考；
d.缓冲结束后，控制电机1带动钢丝绳2使电磁铁16向下运动直到和冲击重锤16充分接触；
e.控制电磁铁16通电，吸住冲击重锤3，控制电机1反转，通过钢丝绳2带动电磁铁16和冲击重锤3一起向上运动，达到设定冲击行程后停止，准备下一次试验冲击。

Claims (6)

  1. 一种缓冲器综合性能测试系统，其特征在于：测试系统包括：实验台架(4)、安放数据采集系统(14)的工作台(15)，所述的实验台架(4)的上部设有冲击装置，下部设有安放被测缓冲器的测控系统，实验台架(4)的一侧设有用于实现对被测缓冲器内流体流量的测试的流量计(10)；
    所述的冲击装置包括电机(1)、钢丝绳(2)、冲击重锤(3)和电磁铁(16)，所述的电机(1)设在实验台架(4)的顶部，所述的冲击重锤(3)上吸附在电磁铁(16)上，钢丝绳(2)一端与电磁铁(16)相连，别一端与电机(1)输出轴相连；
    所述的测控系统包括位移传感器(13)、电流互感器(17)和集成块(7)，所述位移传感器(13)安装在实验台架(4)上，用于实现对被测缓冲器位移的测试；所述电流互感器(17)固定在集成块(7)上，用于实现对磁流变式缓冲器的线圈电流的测试，所述的集成块(7)包括的PS2压力传感器(8)、PS1压力传感器(9)和温度传感器(11)，所述PS2压力传感器(8)、PS1压力传感器(9)、温度传感器(11)、电流互感器(17)、流量计(10)和位移传感器(13)一端分别与被测缓冲器(5)相连，另一端分别与数据采集系统(14)相连。
  2. 根据权利要求1所述的一种缓冲器综合性能测试系统，其特征在于：所述的测控系统上设有测试防护罩(6)。
  3. 根据权利要求1所述的一种缓冲器综合性能测试系统，其特征在于：所述的被测缓冲器(5)上设有加速度传感器(12)。
  4. 一种根据权利要求1所述系统的缓冲器综合性能测试方法，其特征在于，包括如下步骤：
    a.将被测缓冲器(5)安装到试验台架(4)内的测试平台上，连接好测控系统，设定冲击力，调节数据采集系统(14)；
    b.电磁铁(16)通电吸附冲击重锤(3)，在电机(1)的带动下达到设定冲击行程后，控制电磁铁断电(16)，冲击重锤(3)自由下落，在重力作用下开始加速，冲击设在正下方的被测缓冲器(5)；
    c.测控系统开始工作：
    由位移传感器(13)实时测得的被测缓冲器(5)的位移，并将信号传递给控制器，经数据采集卡和处理软件输入到缓冲器性能测试软件进行处理；
    由PS2压力传感器(8)和PS1压力传感器(9)分别实时测得的自缓冲开始时和缓 冲过程中被测缓冲器(5)中系统压力，并将测试信号经多通道多功能数据采集卡和处理模块输入到缓冲器性能测试软件；
    由温度传感器(11)实时测量冲击过程中的温度，并将测试信号经多通道多功能数据采集卡和处理模块输入到缓冲器性能测试软件进行处理；
    由流量计(10)实时测得冲击过程中被测缓冲器(5)内流体的流量，并通过数模转换器将测试信号经多通道多功能数据采集卡和处理模块输入到缓冲器性能测试软件进行处理；
    由电流互感器(17)实时的测得磁流变式缓冲器的线圈电流，并将测试信号经多通道多功能数据采集卡和处理模块输入到缓冲器性能测试软件进行处理；
    由加速度传感器(12)实时测得冲击过程中的加速度，并经多路数据采样数据采集卡和处理软件输入到缓冲器性能测试软件进行处理；
    由缓冲器性能测试软件进行处理后的数据进入测试数据库，通过计算机对冲击器的整个动作周期内压力、流量、位移、速度、加速度的参数随时间的变化关系实时监测，实时显示测试曲线；
    d.缓冲结束后，控制电机(1)带动钢丝绳(2)使电磁铁(16)向下运动直到和冲击重锤(16)充分接触；
    e.控制电磁铁(16)通电，吸住冲击重锤(3)，控制电机(1)反转，通过钢丝绳(2)带动电磁铁(16)和冲击重锤(3)一起向上运动，达到设定冲击行程后停止，准备下一次试验冲击。
  5. 根据权利要求4所述的缓冲器综合性能测试方法，其特征在于：所述的多通道多功能数据采集卡为6-10通道多功能数据采集卡。
  6. 根据权利要求4所述的缓冲器综合性能测试方法，其特征在于：所述的多路数据采样数据采集卡为3-5路数据采样数据采集卡。
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