振動線規 的英文怎麼說
中文拼音 [zhèndòngxiànguī]
振動線規
英文
vibration wire gauge-
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。This paper presents the basic construction and movement rules of the coordinator gyrorotor with reticle of archimedes spiral reticule pattern, also, it explains the principles and methods of dynamical balance to damp the vibration and forced nutation
闡述了具有阿基米德螺旋線圖案的位標器的基本原理及其運動規律，並說明這種陀螺轉子的振動與繞動的平衡原理與方法。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。Specification for measurement of linear vibration on gear units
齒輪裝置線性振動的測量規范Using vogel ' s wear index as the rail side wear index, the paper analyzes the side wear variations of rail head when the parameters in the wheel / rail system vary, analyzes the influences of track irregularity on rail uneven wear on gauge corner emphatically. this paper analyzes the rail side wear dates measured by track division of shan hai guan since 1990, then gains the relationship between side wear and traffic volume and sums up the characteristics and regularities in the formation and development of side wear. in the end, some measures for regarding the side wear on curves are put forward
從輪軌摩擦、輪軌接觸幾何關系、輪軌接觸應力和輪軌蠕滑等方面對鋼軌側面磨耗機理進行了探討，從軌道幾何參數、機車車輛運營條件等方面對鋼軌側面磨耗的影響因素進行了重點分析和總結；應用輪軌系統動力學，建立了輪軌空間耦合振動時變模型，採用vogel側磨指數作為鋼軌側磨指標，系統分析了輪軌參數變化的情況下，軌頭側面磨耗的變化規律，重點分析了軌道不平順對鋼軌不均勻側磨的影響；對山海關工務段1990年以後現場測得的曲線鋼軌側磨數據進行了分析，通過擬合得到了鋼軌側磨量與運量的關系曲線，並總結了曲線上股鋼軌側面磨耗的特徵和發生、發展規律；最後提出了一些減緩曲線鋼軌側面磨耗的措施。In this paper the effect of the track twist irregularity on the train derailment safety is analysed on the basis of dynamic analysis of train - tangent - track space - coupling time - varying system, and the limitation of the track twist irregularity in the line maintenance principle is assessed
應用列車-軌道空間耦合時變系統振動分析理論，分析了軌道三角坑對列車脫軌安全性的影響，並就現行鐵路線路維修規則中對軌道三角坑的限值進行了評估。Abstract : in this paper the effect of the track twist irregularity on the train derailment safety is analysed on the basis of dynamic analysis of train - tangent - track space - coupling time - varying system, and the limitation of the track twist irregularity in the line maintenance principle is assessed
文摘:應用列車-軌道空間耦合時變系統振動分析理論，分析了軌道三角坑對列車脫軌安全性的影響，並就現行鐵路線路維修規則中對軌道三角坑的限值進行了評估。Based on interpretation and analysis of home and foreign relevant research, for the purpose of reducing the vibration of adjacent buildings induced by subway, the characteristics of buildings vibration induced by subway are studied by in situ experimental method and numerical simulation method. based on above analysis, a three - dimension isolation device is developed to reduce the buildings vibration, and its practicability and feasibility are tested and verified through numerical simulation method
本文在對國內外相關研究內容進行分析的基礎上，以減輕地鐵運行誘發沿線建築物振動為目的，用現場實測和數值模擬的方法研究了地鐵運行誘發鄰近建築物的振動特性和規律，並在此基礎上提出了減輕建築物振動的三維隔振裝置，同時對該裝置的適用性和可行性進行了數值模擬驗證。The dynamic parameters of the asphalt concrete can be obtained through dynamic triaxial test, combined with the cunli chen ' s studying results, discovering that the dynamic stress - strain relationship obeys the hyperbolic model well, and t he maximum dynamic modulus edmax and the maximum shear modulus gdmax increasing along with the decreasing of the temperature and the increasing of consolidation ratio kc
通過振動三軸試驗獲得瀝青混凝土材料的動力參數，並結合西安理工大學陳存禮老師的研究成果。發現動應力與動應變的關系較好地符合雙曲線規律，最大動模量e _ （ dmax ）和最大剪切模量g _ （ dmax ）隨著溫度的降低、圍壓和固結比kc的增大而增大。3. based on the above solutions, the influences of soil parameters in different visco - elastic model and viscosity of pile material on vibration characteristics and time domain response of pile are analyzed in detail
3 、基於所得解，詳細分析了各種模型下有關土工參數對樁的振動特性及時域響應曲線的影響規律，並研究了樁材料阻尼及土層性質差異等的影響。This paper introduce simulink to simulation of structural nonlinear seismic responses innovative, working on regulation and dominance of simulation of structural dynamic response of simulink based on muti - storey shear - type model and member model, and set up basic block of structural dynamic response to pave the way for wide analysis of structural dynamic response, especially vibration control
本文開創性地將simulink引入結構非線性地震反應模擬中，以層間剪切模型和平面桿系模型為對象，努力探討simulink用於結構動力模擬的規律並發掘其優勢，編制結構動力模擬的基礎性模塊，為逐步實現更廣泛的結構動力分析尤其是結構的振動控制奠定基礎。In general, the upward amplitude curve " curvature is larger, and it changes quicker. on the contrary, the downward is smaller and slower ; because the flare force contains the square of the wave elevation velocity, it results in an difference between the flare force frequence and the associated moving frequence ; the flare force decreases the downward amplitude of heaving oscillations ; the speed of ship has an ignorant effect on the peak values of three calculated values, but there is an obvious effect on the oscillating frequence ; the wave amplitude has an effect on the ship motion, and there is an linear relation between the oscillating amplitude and the wave amplitude on the whole. by the way, there are some experiences and lessons according to the progress calculation : before the calculation of the ship motion, we should checkout the balance in a calm water firstly, namely, the whole displace of ship and the longitudinal position of the center of gravity must be consistent with the draft in calm water, or else, the calculation may show the " floating " phenomenon ; the mixed language programming has a lot of virtues, but it exists a fatal limitation - the debug of dll
研究表明：在某些頻率范圍內相關水動力系數基本不隨吃水變化，只有超過某一頻率后水動力系數的值才會出現差異；在橫搖方向，水動力系數並沒有隨著吃水的變化發生規則變化，而是出現了波動現象；近船首剖面的水動力系數計算表明，水動力系數的波動非常大，並遠遠偏離了平均位置的水動力系數值，值的變化速率也不盡相同，總的看來，上振幅曲線曲率較大，變化較快，下振幅曲線曲率較小，變化較慢；外飄力和波面運動的速度的平方項有關，導致其振動頻率和相應運動方向的頻率不同；外飄力使升沉向下運動的幅值減小；船速對三個計算量的峰值影響甚微，但對振動頻率有明顯影響；波幅對船舶運動的影響是明顯的，船舶運動的幅值基本上和波幅成線性關系。It is found from the monitoring data that the response of the acceleration transducer is linearly relative to the compaction degree of gravel soils
在大量室內試驗數據的基礎上，研究了振動壓實過程中加速度電信號響應隨碎石土密實度的變化規律，發現二者具有顯著的線性相關性。In the first session a vibration test and off - line processing scheme is presented according to present on - line testing environments. after the data has been collected, attempt of wavelet transform is made combined with traditional fourier analysis. various methods of wavelet transform are tried to reveal the relations in transform figures
首先設計出在線測試和離線處理試驗方案，進行振動試驗數據採集，對試驗獲得的數據進行小波分析，將信號進行不同尺度的分解，分析小波變換圖中的規律，提取故障特徵，並對故障進行診斷。Integrated the monitoring data collected from the scene of blast with the correlative theory of earthquake wave, the blast vibration characteristic of this underground blast engineering and the influence that the blast vibration act on the ground buildings are analyzed. applied the method of duality linearity regression analysis, the propagation attenuational laws of blast earthquake wave in this underground engineering are gained by this software matlab. the analysis results indicat that the attenuational laws of blast earthquake wave are obvious diversity in the condition of difference distances
結合採集到的大量爆破振動現場實測數據，並應用地震波的相關理論，分析了該地下工程開挖爆破的地面爆破振動特性及爆破振動對地面建（構）築物的影響;應用二元線性回歸分析法，通過matlab軟體計算得出該地下工程開挖爆破地震波的傳播衰減規律;分析結果表明，不同距離下的地面爆破地震波的衰減規律存在明顯的差異，近距離條件下爆破地震波的垂直方向分量衰減最慢，遠距離條件下垂直方向分量衰減最快，遠距離的爆破地震波的垂直方向分量和水平徑向分量的衰減指數均要比近距離相應的爆破地震波衰減指數要大。In this paper, the propagation, the regulations of vibration attenuation are studied by both in situ experimental and simulation method, based on the observed data of the first and second line in a subway
本文以某地鐵一號線、二號線振動測試數據為基礎，從實測和數值模擬兩個方面對振動的傳播規律進行了研究。Previously the vibration line marker adopts the equipment and materials imported from japan for application. now shenyang liyuan company has successfully developed the self - contained protruding vibration line marker. the product ' s quality has reached the international standard like the same rank of the product around the world through a large amount of application for vibration lines
振動標線過去全採用日本進口設備和材料進行施劃，現在沈陽立元公司成功研製出自走式凸起振動標線機，使用該機進行了大規模振動標線施工，產品質量穩定，達到國際同類產品的水平。The key points of this paper can be concluding as follows : 1. the regulations of vibration attenuation of a subway are concluded by analyzing the situ data. in the zone near rail, the high - frequency vibration is stronger than other weight, and in the zone far away from railway, the results is opposite
主要研究內容和結果如下: 1 .對某地鐵線路環境振動實測數據進行了分析，得到了振動波在土中的傳播規律:地鐵運營誘發振動傳播過程中，近軌區域以高頻振動為主，遠軌區域以低頻振動為主。In this letter, we introduce the rule of the linear and non - linear movement of the single pendulum, and by using the jacobian elliptic function, we educe two categories of movement fuctions of the single pendulum, the results will be some referential improtance in studying the non - linear vibrational systems
摘要介紹了單擺的線性與非線性運動規律，並利用雅可比橢圓函數法導出了單擺作兩種運動的方程，對研究非線性振動的系統有一定參考價值。An experimental investigation on the transition in the boundary layer of horizontal plane with and without single two - dimensional roughness elements has been carried out in the wind tunnel. the distribution in normal and stream - wise directions of intensity of t - s wave excited by vibrating beam was measured in every condition. neutral curves were obtained by measuring the growth of the t - s wave at the normal critical location along the stream - wise direction
在風洞中對水平光滑平板以及加有粗糙元平板的邊界層轉捩進行了測量與研究，比較了不同情況下平板邊界層內由振動梁激勵生成的t - s波沿流向和法向強度的分佈規律，得到了相應的振型增長曲線以及中性曲線。分享友人