振動力學 的英文怎麼說
中文拼音 [zhèndònglìxué]
振動力學
英文
vibration mechanics- 振 : 動詞1. (搖動; 揮動) shake; flap; wield 2. (奮起) brace up; rise with force and spirit
- 力 : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
- 學 : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
- 振動 : vibrate; vibration; vibrance; vibrancy; vibra; vibes; shaking; rumble; jitter; chatter; sway; jar...
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Study on dynamic characteristics of absorber
高速列車油壓減振器動力學特性研究We acquired the system ' s dynamic response when the satellite attitude was adjusted and the mode of the antenna. then modal analysis and dynamic analysis have been done to the satellite - antenna system by using the finite element analysis ( fea ) software of ansys. through the analysis we got the system ' s connatural characteristic, the amplitude - frequency characteristic of harmonic response, the power spectrum density of random vibration response, the maximal amplitude and resuming time of impact response
其次藉助ansys有限元分析軟體,對系統進行了模態分析和動力學響應分析,獲得了不同天線結構參數下的衛星?天線系統的固有特性,簡諧響應的幅頻特性,隨機振動響應的功率譜密度,以及沖擊響應的最大幅值和恢復時間等。Across the rigid - flexible coupling dynamic analysis, we acquired the coupled effects between the three - dimensional attitude motion of the satellite and the flexible vibration of the antenna ' s supporting beam, and got the dynamic behaviors of the system. and we found the change pattern of the antenna ' s structure parameters, which decide the system ' s connatural characteristic and its dynamic response
通過對衛星?天線形成的剛柔耦合系統進行動力學分析,獲得了衛星的剛體運動與天線的彈性振動之間的耦合影響規律及其真實的動力學行為,得到了天線結構參數對衛星?天線系統的固有特性及其動力學響應的影響規律,為衛星姿態控制和天線結構優化設計奠定了基礎。The dynamic characteristics of wharf piles subjected to lateral load is analyzed, used the dynamics theory. it gives an analysis and research to the functional mode of wharf foundation pile under flood tide torrent
論文對水平荷載下碼頭基樁的動力特性進行分析,用振動力學理論對碼頭施工中的基樁進行動力分析。The dynamics model is made up to numerically study the movement caused by the friction drive principle. then, the movement is divided into basic vibration state and micro vibration when the state changes according to the simulation to demonstrate the cause of the movement of friction drive
在實現模擬的基礎上,利用非線性振動力學,將摩擦力驅動原理的驅動過程劃分為基本振動與狀態切換非穩定振動階段,論證了微操作球出現的典型運動現象產生原因。The drive principle of the spherical manipulator based on friction is studied, and simplified to be a two - mass oscillator model, though which the dynamics characters, optimization, frequency respond, and the control strategy is studied. firstly, based on the former experiment, the investigation is on the dynamic characters of the friction drive principle
論文將對球基微操器的摩擦力驅動原理做深入分析,將其簡化為二元摩擦振子模型,通過對二元摩擦振子性質的討論,對應用摩擦力驅動原理的球基微操作器的運動狀態,動力學特徵,優化設計,頻響問題以及控制方式進行深入分析。Active structure acoustic control ( asac ) is the leading field in the area of vibration and noise control. based on the most current academic and experiment results of domestic and overseas in asac, modern robust control theory ( h _ control theory ) and modern hydrokinetics theory 、 solid dynamics theory are used to build the control model of asac in this thesis. and the h _ control experimental system is build based on modern signal processing technology and compter technology
本文在國內外最新的asac理論研究與實驗成果的基礎上,首次將現代魯棒控制理論( h _控制理論)與現代流體動力學、固體動力學理論相結合,建立了結構振動聲輻射主動控制模型,提出了設計魯棒h _控制器的新方法,並採用現代信號處理技術、計算機技術建立了結構振動聲輻射魯棒h _控制實驗裝置,進行了實驗研究。The intramolecular vibrational redistribution ( ivr ) and the ultrafast solvent inertial relaxation should account for the faster decay, while the slower decay is attributed to the diffusive solvent relaxation
快速弛豫過程來源於分子內振動能量再分配( ivr )和溶劑分子超快慣性弛豫動力學過程,而慢速弛豫過程對應于溶劑化的擴散分子弛豫動力學過程。The measured tangential force, tangential inertial force and normal vibration acceleration are decomposed using a discrete wavelet transform. the relation among these three dynamics state variables is investigated
利用小波變換技術對測量的切向力、切向慣性力和法向振動加速度進行分解,對這些動力學變量之間的相互關系進行了深層次的研究。On the basis of this equation, the general differential equations of coupled bending, torsional and pendular nonlinear vibration about rotor with unbalance character and rubbing character are deduced. the bifurcation and chaos behavior especially the influence on bifurcation and chaos behavior of impact and rubbing fault rotor system
應用數值方法研究了碰摩轉子的彎扭擺耦合振動相應的復雜動力學行為,重點研究了轉子轉速、偏心量等系統參數對碰摩轉子彎扭擺耦合振動的分岔和混沌行為的影響以及扭轉振動和擺動振動對彎曲振動的影響。In this paper, the rotating machinery at high speed is studied. there are discussed about numerical calculating methods for non - linear dynamical system, the rotor system radial impact and rubbing dynamics behavior analysis having the nonlinear rigidity on the unsteady and non - linear oil film, the rotor system dynamics behavior analysis with bending - torsional - pendular coupling vibrations, application of wavelet, fractal and network in fault diagnosis. the main works in this paper are as follows : ( 1 )
本文以高速旋轉機械為主要研究對象,系統、深入地研究了非線性動力學系統的數值計算方法、具有非線性剛度的轉子系統在非穩態非線性油膜力作用下的徑向碰摩動力學行為、轉子彎扭擺耦合振動的動力學分析、小波和分形理論及人工神經網路在故障診斷中的應用問題。In the present dissertation, friction - induced noises emitted by a flat specimen rubbing against another flat specimen or a ball specimen under reciprocating sliding are studied. the detailed observation of the scars is conducted by means of a scanning electrical microscope ( sem ), laser scanning microscope ( lsm ), optical microscope and profilometer. the dynamic state variables are analyzed in detail using the discrete wavelet transform
使用電子掃描顯微鏡( sem ) 、激光掃描顯微鏡( lsm ) 、光學顯微鏡和表面輪廓測量儀等設備對摩擦噪聲發生的區域進行了詳細的觀察和分析,運用小波變換技術對摩擦噪聲狀態下的動力學變量進行了深層次的研究,應用matlab simulink語言對摩擦系統進行了振動動力學模擬,系統地研究了摩擦噪聲的形成機理。A theory annoyance model for structural vibration serviceability design is proposed in this research on the basis of structural dynamics, reliability theory and psychophysiology methods. the aim of the research is to propose a newly quantified annoyance method to replace the commonly used semi - quantified method for vibration serviceability design
本文結合結構動力學,可靠度理論和心理物理學,提出了基於煩惱率的結構振動舒適度設計理論模型,其目的是使工程結構振動舒適度的設計方法從原來的半定量設計階段提高到定量設計、可靠度設計和優化設計階段。In order to solve the technological problem of the dredge of raw material flow on the production line, we ? e carried out as overall theoretical and experimental research on the movement characteristic of the raw material on the surface of sifter in the vibratory machine, the dynamics property of the vibration stimulated by inertial double - axes, the flow property of raw material in these store hoppers, the agglomeration and obstruction mechanism
針對生產實踐急需,提出了本項研究題目。本文為了解決生產線物料流疏通的技術難題,對物料在振動篩分機篩面上的運動特性、雙軸慣性激勵式振動篩分機的動力學特性、儲料倉內物料的流動特性、物料結拱及堵塞機理等進行了全面的理論分析和試驗研究。On the basis of kinetics ' basic principle of well drilling shaker, the kinetic condition of solid phased particles in well drilling liquid, under the status of un submersion, doing four movements as backward sliding, tossing, keeping motionless and forward sliding relative to the surface of vibrating sieve has been analyzed
摘要根據鉆井篩動力學的基本原理,分析了鉆井液中固相顆粒在非淹沒狀態下相對于振動篩面作后滑、拋擲、靜止和前滑4種運動狀態的動力學條件。Small amplitude approximation and dynamic stabilities of a strained superlattice
小振幅近似與形變超晶格系統的動力學穩定性Active damping suspension systems have been one of the major trends in the recent development of suspension systems. this paper reports a study on the active damping suspension system to reduce vehicle vibration
主動阻尼懸架技術是當今車輛懸架技術發展的趨勢之一,本論文從汽車振動力學的角度對車輛懸架進行了研究。Major courses : theoretical mechanics, mechanics of materials, structural mechanics, mechanics of elasticity, fluid mechanics, computational mechanics, vibration mechanics, experimental mechanics, fundamentals of electrical engineering & electric technology, computer technology and program design, main specialized courses in structural engineering, main specialized courses in engineering software
主要課程:理論力學、材料力學、結構力學、彈性力學、流體力學、計算力學、振動力學、實驗力學、電工與電子技術基礎、計算機基礎知識及程序設計、結構工程類專業課、計算機軟體類專業課。So lead to their polarization behavior not as good as edge lasers. the paper researched the polarization of vcsel theoretically and experimentally, the main work is as follows : part. without consideration the applied strain and temperature, we resolved numerically the maxwell - bloch equation through four - energy level polarized dynamic model
通過四能級偏振動力學模型,在不考慮外加應變以及溫度的前提下,對maxwell - bloch方程進行數值求解,研究了隨著注入電流以及各向異性的變化引起的vcsel的出射偏振光的強度、頻率和相位變化。This paper applies the theory of metallic material acoustics and internal friction, the base of vibration dynamics and metallic dynamics to analyze the testing data. the result indicates the relative error is below 0. 5 %. the demands of the design are satisfied
本文利用金屬材料聲學內耗理論、振動力學基礎、金屬動力學理論對實體測試結果進行綜合分析,結果表明測量的相對誤差小於0 . 5 ,達到了設計要求。分享友人