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Automobile ride comfort test and analysis system

Automobile ride comfort test and analysis system
  • Description
  • Technical index
  • Configuration
  • Software
  • Application

The car ride comfort test and analysis system is a PC-based intelligent test platform designed for the analysis and processing of vehicle vibration signals. It is especially suitable for vehicle ride comfort tests (random input and pulse input), and conforms to GB4970-2009 car ride comfort Sexual test standards and data processing standards. It is also suitable for vehicle suspension natural frequency damping ratio test and other ordinary vibration analysis, and supports noise test (optional).

Pilot projects

●Car ride comfort test                                         GB/T4970, GB/T5902

● Vehicle suspension natural frequency test      GB4783

●Vehicle damping ratio test GB4783

Measurement parameters

●Vehicle speed, vibration acceleration, maximum acceleration response, vibration dose, crest factor, weighted acceleration root mean square value, maximum weighted acceleration root mean square value, total weighted acceleration root mean square value, comprehensive weighted acceleration root mean square value, etc.

Main feature

●Powerful data collection and analysis functions of the automobile ride comfort test and analysis system

●Hardware programmable amplifier, suitable for a wide range of signal changes

●Hardware anti-aliasing filter and high-order software filter

●Automobile ride comfort test and analysis system has general data acquisition and analysis functions

●Optional GPS speed measurement module, automatic recording of vehicle speed under working conditions

●Automatic management of test data, unique one-key data processing function

●Externally expandable multi-channel vibration/pressure/temperature signal measurement

●The test data supports various forms of export and printing functions, which facilitate the generation of test reports

Ride comfort test and analysis system software function

●Multi-channel continuous, real-time oscilloscope function

Multi-channel recording function

●Multi-channel linkage cursor reading function

●Auto-correlation and cross-correlation analysis functions

●Probability density, probability distribution statistics function

●Frequency domain analysis function (FFT real spectrum, FFT virtual spectrum, FFT amplitude spectrum, FFT phase spectrum, auto power spectrum (mean square spectrum, root mean square spectrum, logarithmic spectrum), cross power spectrum, transfer function, coherence function , 1/n octave (n=1-12)

●Frequency domain weighting function (support vehicle ride comfort vibration weighting network Wk, Wd, We, support noise A, B, C, D sound level weighting network)

●Time-domain filtering function (support low-pass, high-pass, band-pass, band-stop filtering, support vehicle ride comfort vibration Wk, Wd, We time-domain filtering network, support noise A, B, C, D sound level time-domain filtering network)

●Virtual signal generation function (can generate sine, square wave, triangle wave, sawtooth wave, etc.)

●Time-domain calculation function (supports any two-channel addition, subtraction, multiplication, and division operations, single-channel signal integration, differentiation, trend elimination, zero averaging, etc.)

●Provide 32 virtual channels, so that time domain operations can be performed sequentially

●All data and waveform output function

●Store the original test data, display the test data curve in real time during the test, process the data according to the national standard, generate and print the test report

●Automatic management of test data, unique one-key data processing function

Total number of channels 32CH
AD accuracy 16 bits (resolution 1/65536)
Sampling frequency 250ksps
Programmable magnification 1, 2, 4, 8 total 4 levels programmable
Pseudo-synchronous, continuous sampling stand by
Any channel trigger mode Support high level, low level, rising edge, falling edge trigger, trigger voltage can be set
External trigger Support synchronization and tracking
Universal signal input interface 10CH, signal range ±5V, gold-plated DB25 socket
Sensor interface 12CH, imported socket (optional 21CH)
Built-in hardware anti-aliasing filter 12CH, 8th order Butterworth filter (21CH optional)
Built-in 12CH, can be directly connected to IEPE vibration sensor or microphone(21CH is optional)
Host interface USB / network port
power input 12VDC (7~30V wide voltage)
Power consumption About 12W
Dimensions LWH 250x165x53mm
Weight About 1620g


  • Ride comfort test analysis system system configuration
    Ride comfort test analysis system system configuration

    ●Data collector: PCM-2532

    ●Laptops: mainstream brands

    ●Test lithium battery

    ●Three-axis vibration sensor

    ●Three-axis cushion sensor

    ●Accessories: signal line, power line, GPS antenna

    ●Instrument storage box NE-BOX2532

    ●Single axis vibration sensor (optional)

    ●Ride Comfort Collection and Analysis Software

    ●Noise test and analysis software (optional)

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