振动力学专业英语及词汇

1、振动方面的专业英语及词汇振动方面的专业英语及词汇参见工程振动名词术语1振动信号的时域、频域描述振动过程(VibrationProcess)简谐振动(HarmonicVibration)周期振动(PeriodicVibration)准周期振动(Ouasi-periodicVibration)瞬态过程(TransientProcess)随机振动过程(RandomVibrationProcess)各态历经过程(ErgodicProcess)确定性过程(DeterministicProcess)振幅(Amplitude)相位(Phase)初相位(InitialPhase)频率(Frequency)角频

2、率(AngularFrequency)周期(Period)复数振动(ComplexVibration)复数振幅(ComplexAmplitude)峰值(Peak-value)平均绝对值(AverageAbsoluteValue)有效值(EffectiveValue,RMSValue)土匀值(MeanValue,AverageValue)傅里叶级数(FS,FourierSeries)傅里叶变换(FT,FourierTransform)傅里叶逆变换(IFT,InverseFourierTransform)离散谱(DiscreteSpectrum)连续谱(ContinuousSpectrum)傅里叶

3、谱(FourierSpectrum)线性谱(LinearSpectrum)幅值谱(AmplitudeSpectrum)相位谱(PhaseSpectrum)土匀方值(MeanSquareValue)方差(Variance)协方差(Covariance)自协方差函数(Auto-covarianceFunction)互协方差函数(Cross-covarianceFunction)自相关函数(Auto-correlationFunction)互相关函数(Cross-correlationFunction)标准偏差(StandardDeviation)相对标准偏差(RelativeStandardDev

4、iation)概率(Probability)概率分布(ProbabilityDistribution)高斯概率分布(GaussianProbabilityDistribution)概率密度(ProbabilityDensity)集合平均(EnsembleAverage)时间平均(TimeAverage)功率谱密度(PSD,PowerSpectrumDensity)自功率谱密度(Auto-spectralDensity)互功率谱密度(Cross-spectralDensity)均方根谱密度(RMSSpectralDensity)能量谱密度(ESD,EnergySpectrumDensity)相干

5、函数(CoherenceFunction)帕斯瓦尔定理(ParsevalsTheorem)维纳，辛钦公式(Wiener-KhinchinFormula2振动系统的固有特性、激励与响应振动系统(VibrationSystem)激励(Excitation)响应(Response)单自由度系统(SingleDegree-Of-FreedomSystem)多自由度系统(Multi-Degree-Of-FreedomSystem)离散化系统(DiscreteSystem)连续体系统(ContinuousSystem)刚度系数(StiffnessCoefficient)自由振动(FreeVibration

6、)自由响应(FreeResponse)强迫振动(ForcedVibration)强迫响应(ForcedResponse)初始条件(InitialCondition)固有频率(NaturalFrequency)阻尼比(DampingRatio)衰减指数(DampingExponent)阻尼固有频率(DampedNaturalFrequency)对数减幅系数(LogarithmicDecrement)主频率(PrincipalFrequency)无阻尼模态频率(UndampedModalFrequency)模态(Mode)主振动(PrincipalVibration)振型(ModeShape)振型

7、矢量(VectorOfModeShape)模态矢量(ModalVector)正交性(Orthogonality)展开定理(ExpansionTheorem)主质量(PrincipalMass)模态质量(ModalMass)主刚度(PrincipalStiffness)模态刚度(ModalStiffness)正则化(Normalization)振型矩阵(MatrixOfModalShape)模态矩阵(ModalMatrix)主坐标(PrincipalCoordinates)模态坐标(ModalCoordinates)模态分析(ModalAnalysis)模态阻尼比(ModalDampingRat

8、io)频响函数(FrequencyResponseFunction)幅频特性(Amplitude-frequencyCharacteristics)相频特性(PhasefrequencyCharacteristics)共振(Resonance)半功率点(HalfpowerPoints)波德图(BodePlot)动力放大系数(DynamicalMagnificationFactor)单位脉冲(UnitImpulse)冲激响应函数(ImpulseResponseFunction)杜哈美积分(DuhamelsIntegral)卷积积分(ConvolutionIntegral)卷积定理(Convolu

9、tionTheorem)特征矩阵(CharacteristicMatrix)阻抗矩阵(ImpedanceMatrix)频响函数矩阵(MatrixOfFrequencyResponseFunction)导纳矩阵(MobilityMatrix)冲击响应谱(ShockResponseSpectrum)冲击激励(ShockExcitation)冲击响应(ShockResponse)冲击初始响应谱(InitialShockResponseSpectrum)冲击剩余响应谱(ResidualShockResponseSpectrum)冲击最大响应谱(MaximumShockResponseSpectrum)

10、冲击响应谱分析(ShockResponseSpectrumAnalysis3模态试验分析模态试验(ModalTesting)机械阻抗(MechanicalImpedance)位移阻抗(DisplacementImpedance)速度阻抗(VelocityImpedance)加速度阻抗(AccelerationImpedance)机械导纳(MechanicalMobility)位移导纳(DisplacementMobility)速度导纳(VelocityMobility)加速度导纳(AccelerationMobility)驱动点导纳(DrivingPointMobility)跨点导纳(Cros

11、sMobility)传递函数(TransferFunction)拉普拉斯变换(LaplaceTransform)传递函数矩阵(MatrixOfTransferFunction)频响函数(FRF,FrequencyResponseFunction)频响函数矩阵(MatrixOfFRF)实模态(NormalMode)复模态(ComplexMode)模态参数(ModalParameter)模态频率(ModalFrequency)模态阻尼比(ModalDampingRatio)模态振型(ModalShape)模态质量(ModalMass)模态刚度(ModalStiffness)模态阻力系数(Modal

12、DampingCoefficient)模态阻抗(ModalImpedance)模态导纳(ModalMobility)模态损耗因子(ModalLossFactor)比例粘性阻尼(ProportionalViscousDamping)非比例粘性阻尼(Non-proportionalViscousDamping)结构阻尼(StructuralDamping,HystereticDamping)复频率(ComplexFrequency)复振型(ComplexModalShape)留数(Residue)极点(Pole)零点(Zero)复留数(ComplexResidue)随机激励(RandomExcit

13、ation)伪随机激励(PseudoRandomExcitation)猝发随机激励(BurstRandomExcitation)稳态正弦激励(SteadyStateSineExcitation)正弦扫描激励(SweepingSineExcitation)锤击激励(ImpactExcitation)频响函数的H1估计(FRFEstimatebyH1)频响函数的H2估计(FRFEstimatebyH2)频响函数的H3估计(FRFEstimatebyH3)单模态曲线拟合法(Single-modeCurveFittingMethod)多模态曲线拟合法(Multi-modeCurveFittingMet

14、hod)模态圆(ModeCircle)剩余模态(ResidualMode)幅频峰值法(PeakValueMethod)实频-虚频峰值法(PeakReal/ImaginaryMethod)圆拟合法(CircleFittingMethod)力口权最小二乘拟合法(WeightingLeastSquaresFittingmethod)复指数拟合法(ComplexExponentialFittingmethod)1.2振动测试的名词术语1传感器测量系统传感器测量系统(TransducerMeasuringSystem)传感器(Transducer)振动传感器(VibrationTransducer)机械

15、接收(MechanicalReception)机电变换(Electro-mechanicalConversion)测量电路(MeasuringCircuit)惯性式传感器(InertialTransducer,SeismicTransducer)相对式传感器(RelativeTransducer)电感式传感器(InductiveTransducer)应变式传感器(StrainGaugeTransducer)电动力传感器(Electro-dynamicTransducer)压电式传感器(PiezoelectricTransducer)压阻式传感器(PiezoresistiveTransducer

16、)电涡流式传感器(EddyCurrentTransducer)伺服式传感器(ServoTransducer)灵敏度(Sensitivity)复数灵敏度(ComplexSensitivity)分辨率(Resolution)频率范围(FrequencyRange)线性范围(LinearRange)频率上限(UpperLimitFrequency)频率下限(LowerLimitFrequency)静态响应(StaticResponse)零频率响应(ZeroFrequencyResponse)动态范围(DynamicRange)幅值上限UpperLimitAmplitude)幅值下限(LowerLim

17、itAmplitude)最大可测振级(Max.DetectableVibrationLevel)最小可测振级(Min.DetectableVibrationLevel)信噪比(S/NRatio)振动诺模图(VibrationNomogram)相移(PhaseShift)波形畸变(Wave-shapeDistortion)比例相移(ProportionalPhaseShift)惯性传感器的稳态响应(SteadyResponseOfInertialTransducer)惯性传感器的稳击响应(ShockResponseOfInertialTransducer)位移计型的频响特性(FrequencyR

18、esponseCharacteristicsVibrometer)加速度计型的频响特性(FrequencyResponseCharacteristicsAccelerometer)幅频特性曲线(Amplitude-frequencyCurve)相频特性曲线(Phase-frequencyCurve)固定安装共振频率(MountedResonanceFrequency)安装刚度(MountedStiffness)有限高频效应(EffectOfLimitedHighFrequency)有限低频效应(EffectOfLimitedLowFrequency)电动式变换(Electro-dynamicC

19、onversion)磁感应强度(MagneticInduction,MagneticFluxDensity)磁通(MagneticFlux)磁隙(MagneticGap)电磁力(Electro-magneticForce)相对式速度传(RelativeVelocityTransducer)惯性式速度传感器(InertialVelocityTransducer)速度灵敏度(VelocitySensitivity)电涡流阻尼(Eddy-currentDamping)无源微(积)分电路(PassiveDifferential(Integrate)Circuit)有源微(积)分电路(ActiveDif

20、ferential(Integrate)Circuit)运算放大器(OperationalAmplifier)时间常数(TimeConstant)比例运算(Scaling)积分运算(Integration)微分运算(Differentiation)高通滤波电路(High-passFilterCircuit)低通滤波电路(Low-passFilterCircuit)截止频率(Cut-offFrequency)压电效应(PiezoelectricEffect)压电陶瓷(PiezoelectricCeramic)压电常数(PiezoelectricConstant)极化(Polarization)压

21、电式加速度传感器(PiezoelectricAccelerationTransducer)中心压缩式(CenterCompressionAccelerometer)三角剪切式(DeltaShearAccelerometer)压电方程(PiezoelectricEquation)压电石英(PiezoelectricQuartz)电荷等效电路(ChargeEquivalentCircuit)电压等效电路(VoltageEquivalentCircuit)电荷灵敏度(ChargeSensitivity)电压灵敏度(VoltageSensitivity)电荷放大器(ChargeAmplifier)适调

22、放大环节(ConditionalAmplifierSection)归一化(Uniformization)电荷放大器增益(GainOfChargeAmplifier)测量系统灵敏度(SensitivityOfMeasuringSystem)底部应变灵敏度(BaseStrainSensitivity)横向灵敏度(TransverseSensitivity)地回路(GroundLoop)力传感器(ForceTransducer)力传感器灵敏度(SensitivityOfForceTransducer)电涡流(EddyCurrent)前置器(Proximitor)间隙-电压曲线(VoltagevsGa

23、pCurve)间隙-电压灵敏度(VoltagevsGapSensitivity)压阻效应(PiezoresistiveEffect)轴向压阻系数(AxialPiezoresistiveCoefficient)横向压阻系数(TransversePiezoresistiveCoefficient)压阻常数(PiezoresistiveConstant)单晶硅(MonocrystallineSilicon)应变灵敏度(StrainSensitivity)固态压阻式加速度传感器(SolidStatePiezoresistiveAccelerometer)体型压阻式加速度传感器(BulkTypePiez

24、oresistiveAccelerometer)力平衡式传感器(ForceBalanceTransducer)电动力常数(Electro-dynamicConstant)机电耦合系统(Electro-mechanicalCouplingSystem)2检测仪表、激励设备及校准装置时间基准信号(TimeBaseSignal)李萨茹图(LissojousCurve)数字频率计(DigitalFrequencyMeter)便携式测振表(PortableVibrometer)有效值电压表(RMSValueVoltmeter)峰值电压表(Peak-valueVoltmeter)平均绝对值检波电路(Ave

25、rageAbsoluteValueDetector)峰值检波电路(Peak-valueDetector)准有效值检波电路(QuasiRMSValueDetector)真有效值检波电路(TrueRMSValueDetector)直流数字电压表(DVM,DCDigitalVoltmeter)数字式测振表(DigitalVibrometer)A/D转换器(A/DConverter)D/A转换器(D/AConverter)相位计(PhaseMeter)电子记录仪(LeverRecorder)光线示波器(Oscillograph)振子(Galvonometer)磁带记录仪(MagneticTapeRec

26、order)DR方式(直接记录式)(DirectRecorder)FM方式(频率调制式)(FrequencyModulation)失真度(Distortion)机械式激振器(MechanicalExciter)机械式振动台(MechanicalShaker)离心式激振器(CentrifugalExciter)电动力式振动台(Electro-dynamicShaker)电动力式激振器(Electro-dynamicExciter)液压式振动台(HydraulicShaker)液压式激振器(HydraulicExciter)电液放大器(Electro-hydraulicAmplifier)磁吸式激

27、振器(MagneticPullingExciter)涡流式激振器(EddyCurrentExciter)压电激振片(PiezoelectricExcitingElements)冲击力锤(ImpactHammer)冲击试验台(ShockTestingMachine)激振控制技术(ExcitationControlTechnique)波形再现(WaveReproduction)压缩技术(CompressionTechnique)均衡技术(EqualizationTechnique)交越频率(CrossoverFrequency)综合技术(SynthesisTechnique)校准(Calibrat

28、ion)分部校准(CalibrationforComponentsinsystem)系统校准(CalibrationforOver-allSystem)模拟传感器(SimulatedTransducer)静态校准(StaticCalibration)简谐激励校准(HarmonicExcitationCalibration)绝对校准(AbsoluteCalibration)相对校准(RelativeCalibration)比较校准(ComparisonCalibration)标准振动台(StandardVibrationExciter)读数显微镜法(Microscope-streakMethod

29、)光栅板法(RonchiRulingMethod)光学干涉条纹计数法(OpticalInterferometerFringeCountingMethod)光学干涉条纹消失法(OpticalInterferometerFringeDisappearanceMethod)背靠背安装(Back-to-backMounting)互易校准法(ReciprocityCalibration)共振梁(ResonantBar)冲击校准(ImpactExcitingCalibration)摆锤冲击校准(BallisticPendulumCalibration)落锤冲击校准(DropTestCalibration)

30、振动和冲击标准(VibrationandShockStandard)迈克尔逊干涉仪(MichelsonInterferometer)摩尔干涉图象(MoireFringe)参考传感器(ReferenceTransducer)3频率分析及数字信号处理带通滤波器(Band-passFilter)半功率带宽(Half-powerBandwidth)3dB带宽(3dBBandwidth)等效噪声带宽(EffectiveNoiseBandwidth)恒带宽(ConstantBandwidth)恒百分比带宽(ConstantPercentageBandwidth)1/N倍频程滤波器(1/NOctaveFil

31、ter)形状因子(ShapeFactor)截止频率(Cut-offFrequency)中心频率(CentreFrequency)模拟滤波器(AnalogFilter)数字滤波器(DigitalFilter)跟踪滤波器(TrackingFilter)外差式频率分析仪(HeterodyneFrequencyAnalyzer)逐级式频率分析仪(SteppedFrequencyAnalyzer)扫描式频率分析仪(SweepingFilterAnalyzer)混频器(Mixer)RC平均(RCAveraging)平均时间(AveragingTime)扫描速度(SweepingSpeed)滤波器响应时间(

32、FilterResponseTime)离散傅里叶变换(DFT,DiscreteFourierTransform)快速傅里叶变换(FFT,FastFourierTransform)抽样频率(SamplingFrequency)抽样间隔(SamplingInterval)抽样定理(SamplingTheorem)抗混滤波(Anti-aliasingFilter)泄漏(Leakage)加窗(Windowing)窗函数(WindowFunction)截断(Truncation)频率混淆(FrequencyAliasing)乃奎斯特频率(NyquistFrequency)矩形窗(RectangularW

33、indow)汉宁窗(HanningWindow)凯塞-贝塞尔窗(Kaiser-BesselWindow)平顶窗(Flat-topWindow)平均(Averaging)线性平均(LinearAveraging)指数平均(ExponentialAveraging)峰值保持平均(Peak-holdAveraging)时域平均(Time-domainAveraging)谱平均(SpectrumAveraging)重叠平均(OverlapAveraging)栅栏效应(PicketFenceEffect)吉卜斯效应(GibbsEffect)基带频谱分析(Base-bandSpectralAnalysis

34、)选带频谱分析(BandSelectableSp4ctralAnalysis)细化(Zoom)数字移频(DigitalFrequencyShift)抽样率缩减(SamplingRateReduction)功率谱估计(PowerSpectrumEstimate)相关函数估计(CorrelationEstimate)频响函数估计(FrequencyResponseFunctionEstimate)相干函数估计(CoherenceFunctionEstimate)冲激响应函数估计(ImpulseResponseFunctionEstimate)倒频谱(Cepstrum)功率倒频谱(PowerCepstrum)幅值倒频谱(AmplitudeCepstrum)倒频率(Quefrency)4旋转机械的振动测试及状态监测状态监测(ConditionMonitoring)故障诊断(FaultDiagnosis)转子(Rotor)转手支承系统(Rotor-SupportSystem)振动故障(VibrationFault)轴振动(ShaftVibration)径向振动(RadialVibration)基频振动(Fund