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[½»Á÷] Õñ¶¯·½ÃæµÄרҵӢÓï¼°´Ê»ã[תÌù]

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1 Õñ¶¯ÐźŵÄʱÓò¡¢ÆµÓòÃèÊö
Õñ¶¯¹ý³Ì (Vibration Process)
¼òгÕñ¶¯ (Harmonic Vibration)
ÖÜÆÚÕñ¶¯ (Periodic Vibration)
×¼ÖÜÆÚÕñ¶¯ (Ouasi-periodic Vibration)
˲̬¹ý³Ì (Transient Process)
Ëæ»úÕñ¶¯¹ý³Ì (Random Vibration Process)
¸÷̬Àú¾­¹ý³Ì (Ergodic Process)
È·¶¨ÐÔ¹ý³Ì (Deterministic Process)
Õñ·ù (Amplitude)
Ïàλ (Phase)
³õÏàλ (Initial Phase)
ƵÂÊ (Frequency)
½ÇƵÂÊ (Angular Frequency)
ÖÜÆÚ (Period)
¸´ÊýÕñ¶¯ (Complex Vibration)
¸´ÊýÕñ·ù (Complex Amplitude)
·åÖµ (Peak-value)
ƽ¾ù¾ø¶ÔÖµ (Average Absolute Value)
ÓÐЧֵ (Effective Value£¬RMS Value)
¾ùÖµ (Mean Value£¬Average Value)
¸µÀïÒ¶¼¶Êý (FS£¬Fourier Series)
¸µÀïÒ¶±ä»» (FT£¬Fourier Transform)
¸µÀïÒ¶Äæ±ä»» (IFT£¬Inverse Fourier Transform)
ÀëÉ¢Æ× (Discrete Spectrum)
Á¬ÐøÆ× (Continuous Spectrum)
¸µÀïÒ¶Æ× (Fourier Spectrum)
ÏßÐÔÆ× (Linear Spectrum)
·ùÖµÆ× (Amplitude Spectrum)
ÏàλÆ× (Phase Spectrum)
¾ù·½Öµ (Mean Square Value)
·½²î (Variance)
Э·½²î (Covariance)
×ÔЭ·½²îº¯Êý (Auto-covariance Function)
»¥Ð­·½²îº¯Êý (Cross-covariance Function)

×ÔÏà¹Øº¯Êý (Auto-correlation Function)
»¥Ïà¹Øº¯Êý (Cross-correlation Function)
±ê׼ƫ²î (Standard Deviation)
Ïà¶Ô±ê׼ƫ²î (Relative Standard Deviation)
¸ÅÂÊ (Probability)
¸ÅÂÊ·Ö²¼ (Probability Distribution)
¸ß˹¸ÅÂÊ·Ö²¼ (Gaussian Probability Distribution)
¸ÅÂÊÃÜ¶È (Probability Density)
¼¯ºÏƽ¾ù (Ensemble Average)
ʱ¼äƽ¾ù (Time Average)
¹¦ÂÊÆ×ÃÜ¶È (PSD£¬Power Spectrum Density)
×Ô¹¦ÂÊÆ×ÃÜ¶È (Auto-spectral Density)
»¥¹¦ÂÊÆ×ÃÜ¶È (Cross-spectral Density)
¾ù·½¸ùÆ×ÃÜ¶È (RMS Spectral Density)
ÄÜÁ¿Æ×ÃÜ¶È (ESD£¬Energy Spectrum Density)
Ïà¸Éº¯Êý (Coherence Function)
ÅÁ˹Íß¶û¶¨Àí (Parseval''''s Theorem)
άÄÉ£¬ÐÁÇÕ¹«Ê½ (Wiener-Khinchin Formula)`
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lennon

ľ³æ (ÕýʽдÊÖ)

2 Õñ¶¯ÏµÍ³µÄ¹ÌÓÐÌØÐÔ¡¢¼¤ÀøÓëÏìÓ¦


Õñ¶¯ÏµÍ³ (Vibration System)
¼¤Àø (Excitation)
ÏìÓ¦ (Response)
µ¥×ÔÓɶÈϵͳ (Single Degree-Of-Freedom System)
¶à×ÔÓɶÈϵͳ (Multi-Degree-Of- Freedom System)
ÀëÉ¢»¯ÏµÍ³ (Discrete System)
Á¬ÐøÌåϵͳ (Continuous System)
¸Õ¶ÈϵÊý (Stiffness Coefficient)
×ÔÓÉÕñ¶¯ (Free Vibration)
×ÔÓÉÏìÓ¦ (Free Response)
Ç¿ÆÈÕñ¶¯ (Forced Vibration)
Ç¿ÆÈÏìÓ¦ (Forced Response)
³õʼÌõ¼þ (Initial Condition)
¹ÌÓÐÆµÂÊ (Natural Frequency)
×èÄá±È (Damping Ratio)
Ë¥¼õÖ¸Êý (Damping Exponent)
×èÄá¹ÌÓÐÆµÂÊ (Damped Natural Frequency)
¶ÔÊý¼õ·ùϵÊý (Logarithmic Decrement)
Ö÷ƵÂÊ (Principal Frequency)

ÎÞ×èÄáģ̬ƵÂÊ (Undamped Modal Frequency)
ģ̬ (Mode)
Ö÷Õñ¶¯ (Principal Vibration)
ÕñÐÍ (Mode Shape)
ÕñÐÍʸÁ¿ (Vector Of Mode Shape)
ģ̬ʸÁ¿ (Modal Vector)
Õý½»ÐÔ (Orthogonality)
Õ¹¿ª¶¨Àí (Expansion Theorem)
Ö÷ÖÊÁ¿ (Principal Mass)
ģ̬ÖÊÁ¿ (Modal Mass)
Ö÷¸Õ¶È (Principal Stiffness)
ģ̬¸Õ¶È (Modal Stiffness)
ÕýÔò»¯ (Normalization)
ÕñÐ;ØÕó (Matrix Of Modal Shape)
ģ̬¾ØÕó (Modal Matrix)
Ö÷×ø±ê (Principal Coordinates)
Ä£Ì¬×ø±ê (Modal Coordinates)
ģ̬·ÖÎö (Modal Analysis)
ģ̬×èÄá±È (Modal Damping Ratio)
ƵÏ캯Êý (Frequency Response Function)
·ùÆµÌØÐÔ (Amplitude-frequency Characteristics)
ÏàÆµÌØÐÔ (Phase frequency Characteristics)
¹²Õñ (Resonance)
°ë¹¦Âʵã (Half power Points)
²¨µÂͼ (Bod¨¦ Plot)
¶¯Á¦·Å´óϵÊý (Dynamical Magnification Factor)
µ¥Î»Âö³å (Unit Impulse)
³å¼¤ÏìÓ¦º¯Êý (Impulse Response Function)
¶Å¹þÃÀ»ý·Ö (Duhamel¡¯s Integral)
¾í»ý»ý·Ö (Convolution Integral)
¾í»ý¶¨Àí (Convolution Theorem)
ÌØÕ÷¾ØÕó (Characteristic Matrix)
×迹¾ØÕó (Impedance Matrix)
ƵÏ캯Êý¾ØÕó (Matrix Of Frequency Response Function)
µ¼ÄɾØÕó (Mobility Matrix)
³å»÷ÏìÓ¦Æ× (Shock Response Spectrum)
³å»÷¼¤Àø (Shock Excitation)
³å»÷ÏìÓ¦ (Shock Response)

³å»÷³õʼÏìÓ¦Æ× (Initial Shock Response Spectrum)
³å»÷Ê£ÓàÏìÓ¦Æ× (Residual Shock Response Spectrum)
³å»÷×î´óÏìÓ¦Æ× (Maximum Shock Response Spectrum)
³å»÷ÏìÓ¦Æ×·ÖÎö (Shock Response Spectrum Analysis)
2Â¥2006-03-04 19:25:08
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lennon

ľ³æ (ÕýʽдÊÖ)

3 ģ̬ÊÔÑé·ÖÎö


ģ̬ÊÔÑé (Modal Testing)
»úе×迹 (Mechanical Impedance)
Î»ÒÆ×迹 (Displacement Impedance)
ËÙ¶È×迹 (Velocity Impedance)
¼ÓËÙ¶È×迹 (Acceleration Impedance)
»úеµ¼ÄÉ (Mechanical Mobility)
Î»ÒÆµ¼ÄÉ (Displacement Mobility)
Ëٶȵ¼ÄÉ (Velocity Mobility)
¼ÓËٶȵ¼ÄÉ (Acceleration Mobility)
Çý¶¯µãµ¼ÄÉ (Driving Point Mobility)
¿çµãµ¼ÄÉ (Cross Mobility)
´«µÝº¯Êý (Transfer Function)
À­ÆÕÀ­Ë¹±ä»» (Laplace Transform)
´«µÝº¯Êý¾ØÕó (Matrix Of Transfer Function)
ƵÏ캯Êý (FRF£¬Frequency Response Function)
ƵÏ캯Êý¾ØÕó (Matrix Of FRF)
ʵģ̬ (Normal Mode)
¸´Ä£Ì¬ (Complex Mode)
ģ̬²ÎÊý (Modal Parameter)
ģ̬ƵÂÊ (Modal Frequency)
ģ̬×èÄá±È (Modal Damping Ratio)
ģ̬ÕñÐÍ (Modal Shape)
ģ̬ÖÊÁ¿ (Modal Mass)
ģ̬¸Õ¶È (Modal Stiffness)
ģ̬×èÁ¦ÏµÊý (Modal Damping Coefficient)
ģ̬×迹 (Modal Impedance)
ģ̬µ¼ÄÉ (Modal Mobility)
ģ̬ËðºÄÒò×Ó (Modal Loss Factor)
±ÈÀýÕ³ÐÔ×èÄá (Proportional Viscous Damping)
·Ç±ÈÀýÕ³ÐÔ×èÄá (Non-proportional Viscous Damping)
½á¹¹×èÄá (Structural Damping£¬Hysteretic Damping)
¸´ÆµÂÊ (Complex Frequency)
¸´ÕñÐÍ (Complex Modal Shape)

ÁôÊý (Residue)
¼«µã (Pole)
Áãµã (Zero)
¸´ÁôÊý (Complex Residue)
Ëæ»ú¼¤Àø (Random Excitation)
Î±Ëæ»ú¼¤Àø (Pseudo Random Excitation)
â§·¢Ëæ»ú¼¤Àø (Burst Random Excitation)
ÎÈ̬ÕýÏÒ¼¤Àø (Steady State Sine Excitation)
ÕýÏÒɨÃ輤Àø (Sweeping Sine Excitation)
´¸»÷¼¤Àø (Impact Excitation)
ƵÏ캯ÊýµÄH1 ¹À¼Æ (FRF Estimate by H1)
ƵÏ캯ÊýµÄH2 ¹À¼Æ (FRF Estimate by H2)
ƵÏ캯ÊýµÄH3 ¹À¼Æ (FRF Estimate by H3)
µ¥Ä£Ì¬ÇúÏßÄâºÏ·¨ (Single-mode Curve Fitting Method)
¶àģ̬ÇúÏßÄâºÏ·¨ (Multi-mode Curve Fitting Method)
ģ̬Բ (Mode Circle)
Ê£Óàģ̬ (Residual Mode)
·ùƵ·åÖµ·¨ (Peak Value Method)
ʵƵ-Ð鯵·åÖµ·¨ (Peak Real£¯Imaginary Method)
Ô²ÄâºÏ·¨ (Circle Fitting Method)
¼ÓȨ×îС¶þ³ËÄâºÏ·¨ (Weighting Least Squares Fitting method)
¸´Ö¸ÊýÄâºÏ·¨ (Complex Exponential Fitting method)
3Â¥2006-03-04 19:25:49
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lennon

ľ³æ (ÕýʽдÊÖ)

1.2 Õñ¶¯²âÊÔµÄÃû´ÊÊõÓï


1 ´«¸ÐÆ÷²âÁ¿ÏµÍ³
´«¸ÐÆ÷²âÁ¿ÏµÍ³ (Transducer Measuring System)
´«¸ÐÆ÷ (Transducer)
Õñ¶¯´«¸ÐÆ÷ (Vibration Transducer)
»úе½ÓÊÕ (Mechanical Reception)
»úµç±ä»» (Electro-mechanical Conversion)
²âÁ¿µç· (Measuring Circuit)
¹ßÐÔʽ´«¸ÐÆ÷ (Inertial Transducer£¬Seismic Transducer)
Ïà¶Ôʽ´«¸ÐÆ÷ (Relative Transducer)
µç¸Ðʽ´«¸ÐÆ÷ (Inductive Transducer)
Ó¦±äʽ´«¸ÐÆ÷ (Strain Gauge Transducer)
µç¶¯Á¦´«¸ÐÆ÷ (Electro-dynamic Transducer)
ѹµçʽ´«¸ÐÆ÷ (Piezoelectric Transducer)

ѹ×èʽ´«¸ÐÆ÷ (Piezoresistive Transducer)
µçÎÐÁ÷ʽ´«¸ÐÆ÷ (Eddy Current Transducer)
ËÅ·þʽ´«¸ÐÆ÷ (Servo Transducer)
ÁéÃô¶È (Sensitivity)
¸´ÊýÁéÃô¶È (Complex Sensitivity)
·Ö±æÂÊ (Resolution)
ƵÂÊ·¶Î§ (Frequency Range)
ÏßÐÔ·¶Î§ (Linear Range)
ƵÂÊÉÏÏÞ (Upper Limit Frequency)
ƵÂÊÏÂÏÞ (Lower Limit Frequency)
¾²Ì¬ÏìÓ¦ (Static Response)
ÁãÆµÂÊÏìÓ¦ (Zero Frequency Response)
¶¯Ì¬·¶Î§ (Dynamic Range)
·ùÖµÉÏÏÞ Upper Limit Amplitude)
·ùÖµÏÂÏÞ (Lower Limit Amplitude)
×î´ó¿É²âÕñ¼¶ (Max£®Detectable Vibration Level)
×îС¿É²âÕñ¼¶ (Min£®Detectable Vibration Level)
ÐÅÔë±È (S/N Ratio)
Õñ¶¯ÅµÄ£Í¼ (Vibration Nomogram)
ÏàÒÆ (Phase Shift)
²¨Ðλû±ä (Wave-shape Distortion)
±ÈÀýÏàÒÆ (Proportional Phase Shift)
¹ßÐÔ´«¸ÐÆ÷µÄÎÈ̬ÏìÓ¦ (Steady Response Of Inertial Transducer)
¹ßÐÔ´«¸ÐÆ÷µÄÎÈ»÷ÏìÓ¦ (Shock Response Of Inertial Transducer)
Î»ÒÆ¼ÆÐÍµÄÆµÏìÌØÐÔ (Frequency Response Characteristics Vibrometer)
¼ÓËٶȼÆÐÍµÄÆµÏìÌØÐÔ (Frequency Response Characteristics Accelerometer)
·ùÆµÌØÐÔÇúÏß (Amplitude-frequency Curve)
ÏàÆµÌØÐÔÇúÏß (Phase-frequency Curve)
¹Ì¶¨°²×°¹²ÕñƵÂÊ (Mounted Resonance Frequency)
°²×°¸Õ¶È (Mounted Stiffness)
ÓÐÏÞ¸ßÆµÐ§Ó¦ (Effect Of Limited High Frequency)
ÓÐÏÞµÍÆµÐ§Ó¦ (Effect Of Limited Low Frequency)
µç¶¯Ê½±ä»» (Electro-dynamic Conversion)
´Å¸ÐӦǿ¶È (Magnetic Induction£¬ Magnetic Flux Density)
´Åͨ (Magnetic Flux)
´Å϶ (Magnetic Gap)
µç´ÅÁ¦ (Electro-magnetic Force)
Ïà¶ÔʽËÙ¶È´« (Relative Velocity Transducer)

¹ßÐÔʽËÙ¶È´«¸ÐÆ÷ (Inertial Velocity Transducer)
ËÙ¶ÈÁéÃô¶È (Velocity Sensitivity)
µçÎÐÁ÷×èÄá (Eddy-current Damping)
ÎÞԴ΢(»ý)·Öµç· (Passive Differential (Integrate) Circuit)
ÓÐԴ΢(»ý)·Öµç· (Active Differential (Integrate) Circuit)
ÔËËã·Å´óÆ÷ (Operational Amplifier)
ʱ¼ä³£Êý (Time Constant)
±ÈÀýÔËËã (Scaling)
»ý·ÖÔËËã (Integration)
΢·ÖÔËËã (Differentiation)
¸ßͨÂ˲¨µç· (High-pass Filter Circuit)
µÍͨÂ˲¨µç· (Low-pass Filter Circuit)
½ØÖ¹ÆµÂÊ (Cut-off Frequency)
ѹµçЧӦ (Piezoelectric Effect)
ѹµçÌÕ´É (Piezoelectric Ceramic)
ѹµç³£Êý (Piezoelectric Constant)
¼«»¯ (Polarization)
ѹµçʽ¼ÓËÙ¶È´«¸ÐÆ÷ (Piezoelectric Acceleration Transducer)
ÖÐÐÄѹËõʽ (Center Compression Accelerometer)
Èý½Ç¼ôÇÐʽ (Delta Shear Accelerometer)
ѹµç·½³Ì (Piezoelectric Equation)
ѹµçʯӢ (Piezoelectric Quartz)
µçºÉµÈЧµç· (Charge Equivalent Circuit)
µçѹµÈЧµç· (Voltage Equivalent Circuit)
µçºÉÁéÃô¶È (Charge Sensitivity)
µçѹÁéÃô¶È (Voltage Sensitivity)
µçºÉ·Å´óÆ÷ (Charge Amplifier)
Êʵ÷·Å´ó»·½Ú (Conditional Amplifier Section)
¹éÒ»»¯ (Uniformization)
µçºÉ·Å´óÆ÷ÔöÒæ (Gain Of Charge Amplifier)
²âÁ¿ÏµÍ³ÁéÃô¶È (Sensitivity Of Measuring System)
µ×²¿Ó¦±äÁéÃô¶È (Base Strain Sensitivity)
ºáÏòÁéÃô¶È (Transverse Sensitivity)
µØ»ØÂ· (Ground Loop)
Á¦´«¸ÐÆ÷ (Force Transducer)
Á¦´«¸ÐÆ÷ÁéÃô¶È (Sensitivity Of Force Transducer)
µçÎÐÁ÷ (Eddy Current)
ǰÖÃÆ÷ (Proximitor)

¼ä϶-µçѹÇúÏß (Voltage vs Gap Curve)
¼ä϶-µçѹÁéÃô¶È (Voltage vs Gap Sensitivity)
ѹ×èЧӦ (Piezoresistive Effect)
ÖáÏòѹ×èϵÊý (Axial Piezoresistive Coefficient)
ºáÏòѹ×èϵÊý (Transverse Piezoresistive Coefficient)
ѹ×è³£Êý (Piezoresistive Constant)
µ¥¾§¹è (Monocrystalline Silicon)
Ó¦±äÁéÃô¶È (Strain Sensitivity)
¹Ì̬ѹ×èʽ¼ÓËÙ¶È´«¸ÐÆ÷ (Solid State Piezoresistive Accelerometer)
ÌåÐÍѹ×èʽ¼ÓËÙ¶È´«¸ÐÆ÷ (Bulk Type Piezoresistive Accelerometer)
Á¦Æ½ºâʽ´«¸ÐÆ÷ (Force Balance Transducer)
µç¶¯Á¦³£Êý (Electro-dynamic Constant)
»úµçñîºÏϵͳ (Electro-mechanical Coupling System)


2 ¼ì²âÒÇ±í¡¢¼¤ÀøÉ豸¼°Ð£×¼×°ÖÃ


ʱ¼ä»ù×¼ÐźŠ(Time Base Signal)
ÀîÈøÈãͼ (Lissojous Curve)
Êý×ÖÆµÂÊ¼Æ (Digital Frequency Meter)
±ãЯʽ²âÕñ±í (Portable Vibrometer)
ÓÐЧֵµçѹ±í (RMS Value Voltmeter)
·åÖµµçѹ±í (Peak-value Voltmeter)
ƽ¾ù¾ø¶ÔÖµ¼ì²¨µç· (Average Absolute Value Detector)
·åÖµ¼ì²¨µç· (Peak-value Detector)
×¼ÓÐЧֵ¼ì²¨µç· (Quasi RMS Value Detector)
ÕæÓÐЧֵ¼ì²¨µç· (True RMS Value Detector)
Ö±Á÷Êý×Öµçѹ±í (DVM£¬DC Digital Voltmeter)
Êý×Öʽ²âÕñ±í (Digital Vibrometer)
A/D ת»»Æ÷ (A/D Converter)
D/A ת»»Æ÷ (D/A Converter)
Ïàλ¼Æ (Phase Meter)
µç×ӼǼÒÇ (Lever Recorder)
¹âÏßʾ²¨Æ÷ (Oscillograph)
Õñ×Ó (Galvonometer)
´Å´ø¼Ç¼ÒÇ (Magnetic Tape Recorder)
DR ·½Ê½(Ö±½Ó¼Ç¼ʽ) (Direct Recorder)
FM ·½Ê½(ƵÂʵ÷ÖÆÊ½) (Frequency Modulation)
Ê§Õæ¶È (Distortion)
»úеʽ¼¤ÕñÆ÷ (Mechanical Exciter)
»úеʽÕñ¶¯Ì¨ (Mechanical Shaker)

ÀëÐÄʽ¼¤ÕñÆ÷ (Centrifugal Exciter)
µç¶¯Á¦Ê½Õñ¶¯Ì¨ (Electro-dynamic Shaker)
µç¶¯Á¦Ê½¼¤ÕñÆ÷ (Electro-dynamic Exciter)
ҺѹʽÕñ¶¯Ì¨ (Hydraulic Shaker)
Һѹʽ¼¤ÕñÆ÷ (Hydraulic Exciter)
µçÒº·Å´óÆ÷ (Electro-hydraulic Amplifier)
´ÅÎüʽ¼¤ÕñÆ÷ (Magnetic Pulling Exciter)
ÎÐÁ÷ʽ¼¤ÕñÆ÷ (Eddy Current Exciter)
ѹµç¼¤ÕñƬ (Piezoelectric Exciting Elements)
³å»÷Á¦´¸ (Impact Hammer)
³å»÷ÊÔÑę́ (Shock Testing Machine)
¼¤Õñ¿ØÖƼ¼Êõ (Excitation Control Technique)
²¨ÐÎÔÙÏÖ (Wave Reproduction)
ѹËõ¼¼Êõ (Compression Technique)
¾ùºâ¼¼Êõ (Equalization Technique)
½»Ô½ÆµÂÊ (Crossover Frequency)
×ۺϼ¼Êõ (Synthesis Technique)
У׼ (Calibration)
·Ö²¿Ð£×¼ (Calibration for Components in system)
ϵͳУ׼ (Calibration for Over-all System)
Ä£Äâ´«¸ÐÆ÷ (Simulated Transducer)
¾²Ì¬Ð£×¼ (Static Calibration)
¼òг¼¤ÀøÐ£×¼ (Harmonic Excitation Calibration)
¾ø¶ÔУ׼ (Absolute Calibration)
Ïà¶ÔУ׼ (Relative Calibration)
±È½ÏУ׼ (Comparison Calibration)
±ê×¼Õñ¶¯Ì¨ (Standard Vibration Exciter)
¶ÁÊýÏÔ΢¾µ·¨ (Microscope-streak Method)
¹âÕ¤°å·¨ (Ronchi Ruling Method)
¹âѧ¸ÉÉæÌõÎÆ¼ÆÊý·¨ (Optical Interferometer Fringe Counting Method)
¹âѧ¸ÉÉæÌõÎÆÏûʧ·¨ (Optical Interferometer Fringe Disappearance Method)
±³¿¿±³°²×° (Back-to-back Mounting)
»¥Ò×У׼·¨ (Reciprocity Calibration)
¹²ÕñÁº (Resonant Bar)
³å»÷У׼ (Impact Exciting Calibration)
°Ú´¸³å»÷У׼ (Ballistic Pendulum Calibration)
Âä´¸³å»÷У׼ (Drop Test Calibration)
Õñ¶¯ºÍ³å»÷±ê×¼ (Vibration and Shock Standard)

Âõ¿Ë¶ûÑ·¸ÉÉæÒÇ (Michelson Interferometer)
Ħ¶û¸ÉÉæÍ¼Ïó (Moire Fringe)
²Î¿¼´«¸ÐÆ÷ (Reference Transducer)


3 ƵÂÊ·ÖÎö¼°Êý×ÖÐźŴ¦Àí


´øÍ¨Â˲¨Æ÷ (Band-pass Filter)
°ë¹¦ÂÊ´ø¿í (Half-power Bandwidth)
3 dB ´ø¿í (3 dB Bandwidth)
µÈЧÔëÉù´ø¿í (Effective Noise Bandwidth)
ºã´ø¿í (Constant Bandwidth)
ºã°Ù·Ö±È´ø¿í (Constant Percentage Bandwidth)
1/N ±¶Æµ³ÌÂ˲¨Æ÷ (1/N Octave Filter)
ÐÎ×´Òò×Ó (Shape Factor)
½ØÖ¹ÆµÂÊ (Cut-off Frequency)
ÖÐÐÄÆµÂÊ (Centre Frequency)
Ä£ÄâÂ˲¨Æ÷ (Analog Filter)
Êý×ÖÂ˲¨Æ÷ (Digital Filter)
¸ú×ÙÂ˲¨Æ÷ (Tracking Filter)
Íâ²îʽƵÂÊ·ÖÎöÒÇ (Heterodyne Frequency Analyzer)
Öð¼¶Ê½ÆµÂÊ·ÖÎöÒÇ (Stepped Frequency Analyzer)
ɨÃèʽƵÂÊ·ÖÎöÒÇ (Sweeping Filter Analyzer)
»ìƵÆ÷ (Mixer)
RC ƽ¾ù (RC Averaging)
ƽ¾ùʱ¼ä (Averaging Time)
ɨÃèËÙ¶È (Sweeping Speed)
Â˲¨Æ÷ÏìӦʱ¼ä (Filter Response Time)
ÀëÉ¢¸µÀïÒ¶±ä»» (DFT£¬Discrete Fourier Transform)
¿ìËÙ¸µÀïÒ¶±ä»» (FFT£¬Fast Fourier Transform)
³éÑùƵÂÊ (Sampling Frequency)
³éÑù¼ä¸ô (Sampling Interval)
³éÑù¶¨Àí (Sampling Theorem)
¿¹»ìÂ˲¨ (Anti-aliasing Filter)
й© (Leakage)
¼Ó´° (Windowing)
´°º¯Êý (Window Function)
½Ø¶Ï (Truncation)
ƵÂÊ»ìÏý (Frequency Aliasing)
ÄË¿üË¹ÌØÆµÂÊ (Nyquist Frequency)
¾ØÐδ° (Rectangular Window)

ººÄþ´° (Hanning Window)
¿­Èû-±´Èû¶û´° (Kaiser-Bessel Window)
ƽ¶¥´° (Flat-top Window)
ƽ¾ù (Averaging)
ÏßÐÔÆ½¾ù (Linear Averaging)
Ö¸Êýƽ¾ù (Exponential Averaging)
·åÖµ±£³Öƽ¾ù (Peak-hold Averaging)
ʱÓòƽ¾ù (Time-domain Averaging)
Æ×ƽ¾ù (Spectrum Averaging)
ÖØµþƽ¾ù (Overlap Averaging)
Õ¤À¸Ð§Ó¦ (Picket Fence Effect)
¼ª²·Ë¹Ð§Ó¦ (Gibbs Effect)
»ù´øÆµÆ×·ÖÎö (Base-band Spectral Analysis)
Ñ¡´øÆµÆ×·ÖÎö (Band Selectable Sp4ctralAnalysis)
ϸ»¯ (Zoom)
Êý×Ö񮮵 (Digital Frequency Shift)
³éÑùÂÊËõ¼õ (Sampling Rate Reduction)
¹¦ÂÊÆ×¹À¼Æ (Power Spectrum Estimate)
Ïà¹Øº¯Êý¹À¼Æ (Correlation Estimate)
ƵÏ캯Êý¹À¼Æ (Frequency Response Function Estimate)
Ïà¸Éº¯Êý¹À¼Æ (Coherence Function Estimate)
³å¼¤ÏìÓ¦º¯Êý¹À¼Æ (Impulse Response Function Estimate)
µ¹ÆµÆ× (Cepstrum)
¹¦Âʵ¹ÆµÆ× (Power Cepstrum)
·ùÖµµ¹ÆµÆ× (Amplitude Cepstrum)
µ¹ÆµÂÊ (Quefrency)


4 Ðýת»úеµÄÕñ¶¯²âÊÔ¼°×´Ì¬¼à²â


״̬¼à²â (Condition Monitoring)
¹ÊÕÏÕï¶Ï (Fault Diagnosis)
ת×Ó (Rotor)
תÊÖÖ§³Ðϵͳ (Rotor-Support System)
Õñ¶¯¹ÊÕÏ (Vibration Fault)
ÖáÕñ¶¯ (Shaft Vibration)
¾¶ÏòÕñ¶¯ (Radial Vibration)
»ùƵÕñ¶¯ (Fundamental Frequency Vibration)
»ùƵ¼ì²â (Fundamental Frequency Component Detecting)
¼üÏàÐźŠ(Key-phase Signal)
Õý·åÏàλ (+Peak Phase)

¸ßµã (High Spot)
¹âµç´«¸ÐÆ÷ (Optical Transducer)
ͬÏà·ÖÁ¿ (In-phase Component)
Õý½»·ÖÁ¿ (Quadrature Component)
¸ú×ÙÂ˲¨ (Tracking Filter)
²¨µÂͼ (Bode Plot)
¼«×ø±êͼ (Polar Plot)
ÁÙ½çתËÙ (Critical Speed)
²»Æ½ºâÏìÓ¦ (Unbalance Response)
²ÐÓàÕñ·ù (Residual Amplitude)
·½Î»½Ç (Attitude Angle)
ÖáÐĹ켣 (Shaft Centerline Orbit)
Õý½ø¶¯ (Forward Precession)
ͬ²½Õý½ø¶¯ (Synchronous Forward Precession)
·´½ø¶¯ (Backward Precession)
ÕýÏòÎж¯ (Forward Whirl)
·´ÏòÎж¯ (Backward Whirl)
ÓÍĤÎж¯ (Oil Whirl)
ÓÍĤÕñµ´ (Oil Whip)
ÖáÐÄÆ½¾ùλÖà (Average Shaft Centerline Position)
¸´ºÏ̽ͷ (Dual Probe)
Õñ°ÚÐźŠ(Runout Signal)
µçѧÕñ°Ú (Electrical Runout)
»úеÕñ°Ú (Mechanical Runout)
Âý¹ö¶¯ÏòÁ¿ (Slow Roll Vector)
Õñ°Ú²¹³¥ (Runout Compensation)
¹ÊÕÏÆµÂÊÌØÕ÷ (Frequency Characteristics Of Fault)
ÖØÁ¦ÁÙ½ç (Gravity Critical)
¶ÔÖÐ (Alignment)
Ë«¸Õ¶Èת×Ó (Dual Stiffness Rotor)
ÄöºÏƵÂÊ (Gear-mesh Frequency)
¼äÈë¼òг·ÖÁ¿ (Interharmonic Component)
±ß´øÕñ¶¯ (Side-band Vibration)
ÈýάƵÆ×ͼ (Three Dimensional Spectral Plot)
ÆÙ²¼Í¼ (Waterfall Plot)
¼¶ÁªÍ¼ (Cascade Plot)
½×´Î¸ú×Ù (Order Tracking)
½×´Î¸ú×Ù±¶³ËÆ÷ (Order Tracking Multiplier)

¼à²âϵͳ (Monitoring System)
Êʵ÷·Å´óÆ÷ (Conditional Amplifier)
Ç÷ÊÆ·ÖÎö (Trend Analysis)
µ¹ÆµÆ×·ÖÎö (Cepstrum Analysis)
Ö±·½Í¼ (Histogram)
È·ÈϾØÕó (Confirmation Matrix)
ͨƵ·ùÖµ (Over-all Amplitude)
·ùÖµÆ× (Amplitude Spectrum)
ÏàλÆ× (Phase Spectrum)
±¨¾¯ÏÞ (Alarm Level)
4Â¥2006-03-04 19:26:37
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

tylch

Í­³æ (³õÈëÎÄ̳)

1

лÁË
5Â¥2006-03-26 22:37:32
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

jxxwgbpml

½ð³æ (СÓÐÃûÆø)

1

ллÁË
6Â¥2006-08-22 12:15:40
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zs200311

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ÎðÍÂÎÞÒæÉíÐÄÖ®ÓÎðΪÎÞÒæÉíÐÄ֮ʣ¬Îð½üÎÞÒæÉíÐÄÖ®ÈË£¬ÎðÈëÎÞÒæÉíÐÄÖ®¾³£¬ÎðÕ¹ÎÞÒæÉíÐÄÖ®Êé¡£
7Â¥2006-09-21 19:34:56
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daren007

Òø³æ (ÕýʽдÊÖ)

0.5

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No stupid question!
8Â¥2006-09-21 20:31:05
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