DATS & P8000 Prosig Data Analysis Software WWW.PROSIG.COM THE EXPERTS IN NOISE & VIBRATION MEASUREMENT Noise & Vibration Measurement & Analysis Systems Acoustic Studies Audio Measurement Production Testing Fatigue & Durability Hammer Testing Human Biodynamics Modal Analysis Noise Path Analysis NVH ODS Powertrain Investigations Refinement Studies Ride & Handling Road Load Studies Room Acoustics Rotating Machinery Shaft Balancing Sound Quality Studies Sound Mapping Structural Animation Vibration Testing Acoustic Consultancy Aerospace Automotive Civil Engineering Defence Education Engineering Environmental Test Health & Safety Manufacturing Marine Engineering Medical Research Mining Motorsport Power Generation Railways R&D Shipping Transportation Vibration Consultancy Wind Tunnels WHO..? WHAT..?
6
Embed
THE EXPERTS IN NOISE & VIBRATION MEASUREMENT · PDF fileTHE EXPERTS IN NOISE & VIBRATION MEASUREMENT ... time histories, FFT, spectrum waterfalls, orders ... Sine (Sine, Damped,
This document is posted to help you gain knowledge. Please leave a comment to let me know what you think about it! Share it to your friends and learn new things together.
Arithmetic (Data & Data)Data & Data Arithmetic (+ - * /) Data + Ind. Var. Arithmetic (+ - * /)Data and Reference
Arithmetic (Data & Constant)Real Data & Constant (+ - * /)Complex Data & Constant (+ - * /)Mod/Phase Data & Constant (+ - * /)Remainder
CalculusDifferentiate IntegrateIntegrate X with YOmega Arithmetic
Complex FunctionsComplex to & from Mod/Phase Complex to Real Complex to Imaginary Complex Output (Imag+iReal, Real+i0, Imag+i0, Real+iZ) Data & Conjugate(Data) (+ - * /)
Curve FittingFit Stepped DataForsytheLagrangeLanczosLeast Squares PolynomialMean Median DespikeRemove Spikes from Data Savitsky-GolaySmoothSpline Fit
Data AcquisitionSpreadsheet Style SetupMulti-channel realtime displays of numeric values, time histories, FFT, spectrum waterfalls, ordersSetup Information Stored with DataMulti-channel range displayDynamic/Static Signal Calibration Tools Automatic Gain RangingOver-range indicationsAutomatic Increment of filenames
FilteringAlpha Beta Filter Bessel (Low, high & band pass & band stop)
Butterworth (Low, high & band pass & band stop)Chebyshev (Low, high & band pass & band stop)Equalisation FilterFilter Octave (Band Pass)Impulse Response FilterMedian FilterNotch RC FilterRemove JitterShelving FilterSmoothing
Frequency AnalysisAuto (Power) SpectrumAuto (Power) Spectrum (Limit Hold)Auto (Power) Spectrum (Hopping)Carpet PlotCepstrumCoherence Spectrum Complex to Mod/Phase Cross SpectrumCross Spectrum (Limit Hold)dB Weighting DFTDFT (Goertzel)Find Peaks in SpectrumWeighting (A,B,C,D) FFT (Full Range) FFT (Half Range) Hopping FFT Inverse FFT (Full / Half Range) Inverse FFT (Long Complex Full Range)Omega Arithmetic Third Octave Bands RMS Over Frequency Range Autoregressive Filter Coefficients Envelope (Complex Demodulation)Envelope (Fourier) Long FFTInstantaneous Frequency Interpolate SignalMinimum Phase Spectrum (Hilbert) Maximum Entropy AutoregressiveMaximum Entropy Spectral EstimateShort Time FFTSpectrum LevelSpectrum Level (Limit Hold & Hopping)Transfer FunctionsWinograd Transform Zoom FFTZoom Auto Spectral Density Zoom Cross Spectral Density
Generate DataADC SimulationSine (Sine, Damped, Linear & Log Sweep, Haversine, Modulated & Pulsed)Random (Autoregressive, Gaussian, Rectangular, Narrow Band, Pink & Red Noise, Rayleigh Random Numbers)Random Time History From SpectrumImpulseSquare (Pulse & Swept) StepTriangle (Triangle, Saw Tooth)Exponential DecayStraight Lines & RampsPulse (Rectangular, Triangular, Gaussian, Mono, Hanning, Raleigh, Half Sine)Frequency Characteristics (Butterworth, Chebyshev & Bessel)
Actuator (Stepped Sine, Swept Sine)Break Points SpectrumSpectrum from Break Points Gaussian Probability Density Log Probability Density Rayleigh Probability Density Sine Probability Density Classical Data Windows Cosine Taper WindowExponential Decay Window Force Window
Math FunctionsAbsolute Arcsin, Arccos, Arctan, Arccosec, Arcsec, ArccotanArcsinh, Arccosh, Arctanh, Arccosech, Arcsech, ArccothAntilogBackward & Forward DifferenceConjugateError Function (ERF)ExponentialGamma FunctionInverse ERFLinear to dB, dB to LinearLog e, Log 10NegateNth Integer RootRaise To PowerReciprocalSin, Cos, Tan, Cosec, Sec, CotSinh, Cosh, Tanh, Cosech, Sech, CothSquare RootSum
Pulse AnalysisAngular Vibration of ShaftPulses to RatePulses to AmountPulse Duration (All Crossings, Pos-Pos, Neg-Neg, Pos-Neg, Neg-Pos)Create Speed Signal
Pulse Crossing TimesTime Stamp To Pulse
Shock Spectral AnalysisPrimary, Residual & CompositeLinear spacing, Logarithmic spacing & Octave spacingShock Time History (Lin, Log, Octave Spacing)
Signal ManipulationAdd Named ElementsAmend Control RecordAppend Signal to DatasetApply Classic WindowApply Exponential DecayApply Force WindowApply Sine/Cosine/Ramp TaperCopy Common LengthCopy Whole SignalCopy Section of SignalExtract Named ElementsInclude Signals to DatasetJoin SignalsExtend by RepetitionMesh Two SignalsRecalibration Modify Named ElementsRepair SignalReplace Signal Replace Single Named ElementReverse SignalSignal Quality CheckSort SignalView Signal History
Statistical Counting Level Counting Peak and Trough CountRainflow Counting (Cycle Peak / Trough)Rainflow Counting (Cycle Range / Mean)
Time Domain AnalysisApply ThresholdAuto / Cross Correlation (Lagged Products or Fourier Transform)Convolution in the Time Domain Cosine Taper FunctionEnsemble StatisticsNormaliseResampleSignal DecimationSignal InterpolationSpeed from VibrationStatistics
Probability AnalysisJoint Probability Density Function Percentile CalculationsProbability Density Function
DATSA complete list of all the analysis functions available in the basic DATS Toolbox package
WWW.PROSIG.COM
USERSSome of the real life stories of how our users
benefit from using Prosig systems
WWW.PROSIG.COM
The customer usesmicrophones, accelerometers, thermocouples& pressure transducers attached to a performance vehicle tomeasurebrakesquealevents.AProsig P8020isusedtocapture,store and analyse all significant events during a two hour roadtest.Sophisticatedpre-andpost-triggercapturealongwithdatavisualisation in DATS helps to achieve a better understandingof brake squeal. The Prosig system was selected after similar,competitivesystemswereunabletocopewiththeenvironmentalandcapture/analysisrequirements.
Brake Squeal Evaluation on High Performance VehicleThedigitalcontrollinesfromthefiringcontrolsequencefromsolidpropellant rocket motors are used to control a Prosig P8048,whichmeasuresvibrationandpressuresignals.TheP8048systemis configuredwith a digital controlmodule and customacquisitionsoftware for transducer calibration,automaticdata structuringandrockettestsequencemeasurement.
Measurement of Vibration and Pressure in Rocket Motor
AProsig P8004andtheDATS Human Biodynamics Analysis Suiteisusedtomakeassessmentsontheexposureofthehumanbody to vibration data. The data is captured on a moving train.HealthandcomfortcriteriaarecalculatedaccordingtovariousISOstandardsandprovidedtotheuserintheformofstandardreports.Theend-userhasusedmanyoftheresultsinexperttestimonyworkinlegalcases.
Assessment of Human Exposure to VibrationAProsigsystemisusedtosimultaneouslycaptureCAN-busdataandvibrationsignalsonanindustrialrobot.TherobotiscontrolledbyaCAN-busandtheProsig P8000measurestherelationshipbetweensending commands to the robot and seeing the vibration effectscausedby thedisplacement of thehydraulics. The combination ofCAN-busandvibrationmeasurementmaketheP8000an idealfitforthisapplication.
Evaluation of Vibration in Industrial Packaging
Ahighchannel-countP8048 systemisusedtocapturethevibrationsignalsfromanaircraftmodelsitedinawindtunnelthatcanoperateattemperaturesaslowas-261CandflowspeedsashighasMach1.3. Strain and acceleration measurements at various locationsonthebodyof themodelaretakenoverapresetrangeof tunnelconditions.Anadditional8-channel Prosig systemmonitorsthereal-time forces and moments experienced by the balance gaugemountedinsidethemodel.
Testing in Low Temperature Transonic Wind ThecustomerusesaProsig P8004connectedtoacustomtriaxialaccelerometer to study tarmac surfaces. As a car moves over aroaditcausesarippleintheroadsurface.DATSisusedtoderivedisplacementfromthemeasuredaccelerations.Theresultsareusedtostudydifferenttypesofsurfaceandchangesduetohumidityandtemperature. The goal is to find a surface that does not flex andbreak,butisnottoorigid.
Investigation of Road Surface Materials
Prosig have supplied a turnkey industrial monitoring system thatmeasurestheaccuracyofaninnovativenewdesignofdomesticwatermeter. A P8020 system is used to capture pre-conditioned fluidpressurewaveformstogetherwithothertestrigcontrolparameterssuch as temperatures and pressures. Advanced pulse analysissoftware in DATS analyses the captured signals and producesdetailed reports that comparemeterperformanceatdifferent flowratesundervarioustestconditions.
Monitoring Flow in New Domestic Water MeterAweightisdroppedontoamotorcyclehelmetmountedonadummyhead. The acceleration of the weight and helmet is measured.Different accelerations profilesmust be achieved for different teststandards.TheDATS Biomechanicssoftwareisthenusedtocheckiftesthasmettherequiredprofileandtoverifywhetherthehelmetmeetsthenecessarystandards.
Motorcycle Helmet Compliance Testing
Thecustomerneedstocheckwhethernoiseandvibrationfromanundergroundtrain line isgoingtocauseanuisance inaproposedmulti-storeyhousingblock.AsophisticatedmeasuringsystembasedonatriaxialaccelerometerisconnectedtoaProsig P8000,whichisusedtocapturethedata.Theresultsoffurtheranalysisareusedtodetermine if thenoiseandvibrationof the trainswill fallwithinprescribedlimits.
Pre-build Assessment of Vibration in Tower BlockAProsig P8000system isusedtomeasurevibrationsatdefinedpoints on seat designed for commercial / industrial / agriculturalvehicles.Theseatsaretestedona3-axisshakerrigwhilesuitablyloaded. TheDATS Human Response software is then used tocheckthattheseatcomplieswiththerelevantstandard.