damping mechanism 中文意思是什麼
damping mechanism
解釋
阻尼機構-
The text is mainly about the damping mechanism of polymer base piezoelectricity intellectual damping materials
摘要綜述了聚合物基壓電智能阻尼材料的阻尼機理。 -
Based on extensive investigation of construction technique history of chinese ancient buildings, the structure method, structure developing history and seismic behavior of chinese ancient timber structure buildings are analyzed in several respects of the structural system and form. through a series of experiments on constituent parts of chinese ancient timber building structure, including the tests on the corbels and brackets called dougong subjected to low cyclic reversed loadings, the tests on the wooden frame using the tenon - mortise joints as connections of column and beam subjected to low cyclic reversed loadings, the tests on vibration isolation effect of friction and slippage between column footing and their socle base, and a series of shaking table tests on a chinese ancient timber structure palace building mode under artificial earthquake at serving conditions, destroyed conditions and reinforced conditions, many valuable results of structures such as moment - curvature hysteretic loops of dougong structure and tenon - mortise joints under low cyckc reversed loadings, the static function, the seismic performance, energy dissipation, vibration reduction, energy - loss mechanism, nechanicalmode and failure mode were studied. aplenty of valuable parameters of the structure system were obtained, such as the natural period of structure, vibration modes, damping ratio, factor of vibration isolation, oscillate amplitude of ineitial accebration, velocity and displacement, magnitude of slippage, and the mechanism of structure failure and collapse etc. based on these research, the complete analysis of ancient timber structure under earthquake were carried out in which including mechanism analysis method, calculating mode, strength analysis of members and joints, strengthening methods for serving damaged ancient timber structure buildings were also taken into account
依照宋代《營造法式》建造了抬梁式殿堂木結構構件及結構模型，對中國古代木結構中的典型構造如：柱腳在礎石頂面平擱簡支、柱架榫卯連接、柱高不越間之廣、側腳、生起、斗拱等的構造機理及結構功能進行了量化分析和實驗研究： （一）通過木柱石礎靜摩擦試驗，測定了柱腳與石礎古鏡面間的摩擦系數及摩擦力隨上部結構荷載變化的規律； （二）通過單柱承載力試驗，測定了古建築中木柱的受力變形特徵、破壞模式、及模型材料的變形模量、極限承載力、極限變形等參量； （三）通過柱架低周反復荷載試驗，測定了柱架的抗側移剛度、柱架恢復力特性及滯回曲線、榫卯張角剛度及其變化規律、柱架及榫卯的極限承載力和極限變形、及榫卯減振參數； （四）通過斗?低周反復荷載試驗和受壓試驗，測定了古建築木構件與木構件間摩擦系數，斗?抗側移剛度，斗?恢復力特性及滯回曲線，斗?抗壓極限承載力及受力變形規律； （五）通過抬梁式殿堂間架模型振動臺試驗，測定了殿堂木構架結構自振周期，地震反應振形、阻尼特性及阻尼比；按結構分層特點對柱腳、柱頭和斗?層上的屋蓋的地震反應採用多點同步測量，對柱根滑移、榫卯變形、斗?的變形、復位、耗能減振參數等進行了定量分析。 -
In addition, active constrained layer damping ( acld ) has attracted scholar ' s interests because it has the advantages of passive control and active control. the mechanism of vibration control of acld and the models of how to deal with the viscid - electric material are introduced. the finite element model of acld with ghm model is established in this paper
此外，主動層阻尼結構（ acld ）由於兼有被動控制和主動控制兩者之優點也引起了國內外學者的興趣，本文給出了主動層阻尼結構（約束層採用壓電材料）抑振的工作機理，介紹了處理粘彈性層（ vem ）的幾種模型，並採用ghm模型建立了主動層阻尼結構的有限元模型。 -
In the laser this damping mechanism can be visualized as follows.
在激光器中，這種阻尼機理可以如下理解。 -
0 x 10 " 3 and 264. 6mpa respectively. 6. the damping mechanism at ambient temperature is related to viscous motion of dislocation and interactions between dislocation with various point defects, the viscous sliding between the phase with rich zn and primary a dendrite crystals and the micro - plastic deformation of the soft phase in the eutectic
6 ） azsm合金的室溫阻尼行為與組織中的溶質原子和位錯的交互作用以及位錯的粘性運動、富鋅相與基體之間的粘性滑移、以及共晶體中較軟相的西安理工大學碩士學位論文微塑性變形有關。 -
Through studying the working mechanism of the composing, the paper referred the bearing ' s analyzing model and designing flow. through shearing test of high damping rubber, the paper analyzes the influence of shearing shape, shearing strain range and inspiriting frequence on the characteristic parameters ( dynamic shear elastic module, dissipation engineering module, wasted gene ). according to the rule of equivalent energy, the paper gets the hysteretic curve of hdr ' s equivalent bilinear model and parameters ' calculating formula
本論文通過對這種分離式減震支座各組成部分工作機理的研究，提出了該分離式減震支座整體的計算分析方法和設計流程；通過高阻尼橡膠剪切試驗，分析了高阻尼橡膠剪切面形狀、剪應變幅值、激勵頻率和試件高度對特徵參數（動態剪切彈性模量、耗能模量、損耗因子）的影響。 -
Based on analyzing the exploitation and applying of bridge bearing, aiming at the hotspot of bearing research, the paper introduces the isolation bearings " structure and working mechanism. the paper also brings forward a promising isolation bearing model - polysaccharid sliding rubber bearing + high damping rubber damper
本論文在分析國內外橋梁支座開發應用現狀的基礎上，針對目前橋梁支座開發研究的熱點，對現有減震支座的構造和工作機理做了簡單的介紹。認為聚四氟乙烯滑板支座+高阻尼橡膠阻尼塊分離式減震支座是一種很有發展前景的減震支座形式。 -
Abstract : this paper introduces briefly the control principle of trajactory correction technique and analyzes the structures and application areas of several typical trajectory correction mechanisms such as paddle type ring and d - ring etc. moreover, it makes the aerodynamics simulation and dynamics simulation of trajectory correction mechanism as paddle type damping ring. the simulation result proves the correctness and feasibility of the design
文摘:簡要介紹了彈道修正技術的控制原理；分析了槳式、 d型環等幾種典型彈道修正裝置的結構特點和應用范圍；並對其中的槳式阻尼環彈道修正裝置分別進行了空氣動力學模擬和運動學模擬，驗證了設計的可行性和正確性。 -
In order to alleviate the problem of railroad noise pollution, this paper studies the wheel - rail noise reducing technology by sticking high damping materials on the two sides of rail according to the characteristics of train running noises after speed increase and wheel - rail noise generating mechanism
摘要針對鐵路噪聲污染狀況，根據提速列車運行噪聲的特點及輪軌噪聲產生的機理，研究了通過在鋼軌軌腰鑲嵌高阻尼材料從而降低輪軌噪聲的技術。 -
This dissertation focuses on how to develop a high performance damping mechanism based on multi - energy transitions, which is independent or little dependant with the viscoelasticity of polymer matrix. three sections are mainly included in this dissertation as follows : chlorinated polyethylene ( cpe ) / piezoelectric ceramic ( pzt ) / vapor grown carbon fiber ( vgcf ) composites ; cpe / 2, 2 ' - methylene - bis - ( 4 - methyl - 6 - cyclohexylphenol ) ( zkf ) / vgcf composites ; organic hybrids made from cpe and small molecules cpe / pzt / vgcf composites : the damping composites of multi - energy transitions mechanism were produced by mixing pzt and vgcf into cpe. in this system, the mechanical vibration energy that was transmitted to cpe was found to convert into joule ' s heat through conduction paths between vgcf in the polymer matrix, so the vibration fades away
本論文主要包括三個方面的研究內容： ?氯化聚乙烯（ cpe ） /壓電陶瓷（ pzt ） /氣相生長碳纖維（ vgcf ）復合材料； ? cpe /雙[ （ 2 -羥基- 3 -環己基- 5 -甲基） -苯基]甲烷（ zkf ） / vgcf復合材料； ? cpe基有機小分子混雜型復合材料cpe / pzt / vgcf減振復合材料：利用壓電和導電填料填充高聚物基體，當復合材料受到機械振動時，通過高聚物基體將機械振動能傳遞到壓電陶瓷粒子上，利用壓電陶瓷的壓電效應，將機械能轉換成電能，則電流在導電粒子產生的迴路中流動，由於導電迴路具有一定的電阻，所以電能又轉變成熱能耗散掉，從而起到減振的目的。 -
The damping coefficient of the laminated composites is more than twice that of ly12 aluminum alloy. furthermore, the damping coefficient of laminated composite is enhanced with the increasing of thickness of fiber / resin layer. the vibration damping mechanism is analyzed
研究了不同纖維樹脂層厚度時疊層復合材料的阻尼性能，發現隨中間層厚度的增加，疊層復合材料的振動衰減系數增加，並分析其振動衰減機制。 -
At last, in according to the experiment results, the interpretation of the mechanism of the slip phenomenon of prepressing - contact spring - damping system was given in this dissertation. further more, the relationship among the limit frequency, the value of prepressing, excitation frequency, the amplitude of excitation and the materiel parameter was analyzed. base on the theory analysis the limit frequency formula was given, and the contact - slip condition for engineering application was concluded
最後根據理論研究與試驗分析的結果，分析預緊接觸式彈簧阻尼系統產生滑移現象的機理以及共振峰值漂移現象的理論解釋，並通過定性分析接觸分離時的頻率與預緊量、激勵頻率、激勵力幅值以及墊層的材料參數之間的關系，提出能定量描述系統出現滑移現象的極限頻率公式，總結了預緊接觸式結構始終保持接觸的條件。 -
In addition, simultaneously interpenetrating polymer networks ( sin ) damping materials were originated from polysiloxane oligomer - containing different molar ratio methylphenylsiloxane and different methacrylate. applying the weight method and ftir monitor on line, the synthesis reaction procedure of polyacrylate copolymer and sin was traced. the polymerization mechanism of the functional groups with vulcanizing capability, aid - vulcanization action of bim as well as the sin structures were elucidated by 1h nmr and 13c nmr
採用稱量法和ftir在線追蹤，對合成聚丙烯酸酯共聚彈性體和sin的反應動力學進行了研究，並用~ 1hnmr和~ （ 13 ） cnmr等對硫化官能團的引入，雙馬來酰亞胺助硫化機理，和sin的結構進行了表徵。 -
In addition, influence caused by variety of buffering mechanism parameters ( stiffness and damping ) are also analyzed
另外，文章還分析了在對接過程中緩沖機構剛度、阻尼參數變化所產生的影響。 -
2. the mechanism of the msd is discussed. it is pointed out that they can add both stiffness and damping to the main structure
分析本文軟鋼阻尼器的耗能機理，指出這種阻尼器可以給結構附加初始剛度，同時為結構提供附加阻尼耗散輸入的能量。 -
Abstract : the development of research in the mn - based high damping alloys is introduced. the physical mechanism of high damping is discussed. some suggestions for further studies are also mentioned
文摘:簡要介紹了錳基高阻尼合金的研究現狀，闡述了其高阻尼的物理本質，並提出了一些值得注意的研究方向。 -
As the demand of low weight and high strength for high damping alloys, the composition of aluminum alloys was determined as al - 20 % zn - 6 % si - 0. 4 % mg ( i. e. azsm ) by the orthogonal experiments. furthermore, effects of alloyed elements, the modifying agents and heat - treatment on microstructures, damping capacities and mechanical properties of the azsm alloy were studied. finally, the damping mechanism of the azsm alloy was proposed
根據對高阻尼合金輕質高強的要求，採用正交試驗法確定了具有良好阻尼性能的鋁合金的成分為al - 20 zn - 6 si - 0 . 4 mg （下稱azsm合金） ；探討了合金化、變質和不同熱處理工藝對azsm合金組織、阻尼性能和力學性能的影響；最後提出了azsm合金的室溫阻尼機制。 -
Significance of some measures to improve the application of computer simulation technology in structural seismic analysis, including establishing or upgrading the hysteresis model and multiparameter failure criteria of structural members, studying the damping mechanism of structures during decomposing, discussing the application of database technology in simulation system, developing analysis models for innovating structures and algorithms for analysis of earthquake responses of structures with initial damage, and introducing parallel technology is pointed out
指出建立或完善構件層次的滯回本構模型和多參數破壞準則，研究結構解體前後的阻尼機制，探討數據庫技術在模擬系統中的應用，發展新型結構體系的分析模型以及具有初始損傷結構的地震反應分析方法，引入并行計算技術等對推動計算機模擬技術在結構抗震分析中的應用具有重要的意義。 -
( 2 ) the damping mechanism of multi - energy transitions takes effect when the vgcf content is among the semi - conductive area. when the vgcf content is low ( below 8 % ), the vgcf conductive circuit does not form and the heat loss is quite little. when the vgcf content is higher than 20 %, the transition efficiency between electric energy and heat is limited
這是由於當vgcf含量太少時（低於8 ） ，復合材料中導電網路還沒有來得及形成，起不到能量損耗的目的；而當vgcf含量太高時（高於20 ） ，電導率太高，復合材料成為電的良導體，電能與熱能之間的轉換效率很低，能量損耗也不高。 -
Based on the analysis of damping mechanism, damping ratio data of building materials, buildings and building models, it is concluded that the main factors of damping performance of building are strength of concrete, percentages of longitudinal steel, structure configuration and deformation amplitude
通過對建築物阻尼機理、建築材料、建築物和建築模型阻尼性能試驗數據的分析，本文對混凝土強度、縱向配筋率、結構形式和結構變形大小等建築阻尼性能的主要影響因素進行了分析。
分享友人