振動平臺 的英文怎麼說

中文拼音 [zhèndòngpíngtái]
振動平臺 英文
flat-toped shaker
  • : 動詞1. (搖動; 揮動) shake; flap; wield 2. (奮起) brace up; rise with force and spirit
  • : Ⅰ形容詞1 (沒有高低凹凸 不頃斜) flat; level; even; smooth 2 (高度相同; 不相上下) on the same l...
  • : 臺名詞(指臺州) short for taizhou (in zhejiang province)
  • 振動 : vibrate; vibration; vibrance; vibrancy; vibra; vibes; shaking; rumble; jitter; chatter; sway; jar...
  1. Electrodynamic horizontal vibration generator for testing

    試驗
  2. Low frequency vibration measurement of offshore platforms

    1海洋測試及源分析
  3. 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試驗,測定了殿堂木構架結構自周期,地震反應形、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、耗能減參數等進行了定量分析。
  4. Research on measurement of low - frequency and microamplitude of vibration in active damping of platform

    的低頻微測量研究
  5. Has become the largest and professional showcase for construction industry in northern china, which offers the building materials companies considerable opportunities for progress. now it has grown into the favourite event of construction companies where they unveil their innovations and latest products for the northern market. as a leader of construction industry shows in northern china,

    本屆展會的主承辦單位以加快興東北老工業基地建設步伐以國內外建材企業充分展示技術產品和實力,開辟窗口搭建,拓寬投資貿易合作渠道為宗旨,以出口為導向,以推中國北方住宅產業發展為目的,聯合打造中國建材出口型展覽會。
  6. The level first frequency variety regularity following the pre - stressing cable value is achieved through white noise sweep checking. the conclusion that model is in elastic work stage is achieved

    對結構模型進行了試驗,採用白噪聲對結構模型進行掃頻分析,得出結構水第一型對應頻率隨拉索預應力值的變化規律。
  7. Vibration measurement and analysis of w12 - 1 platform

    海洋載荷識別研究進展
  8. In airborne synthetic aperture radar ( sar ), antenna stabilization platform is used to isolate antenna pointing, which is stabilized through controlling the platform axis ' rotation, from the vehicle ' s varying attitude and dynamical vibration

    摘要機載合成孔徑雷達中,天線穩定用於隔離載機的姿態變化和機械對天線指向的影響,並通過伺服系統控制支承軸的轉穩定波束指向。
  9. Study on weighting function of h2 method in vibration control of offshore platform

    2控制方法中加權函數對海洋控制效果的影響分析
  10. Based on the advanced embedded computer and network technology along with the embedded operational system such as windowsce, the instruments can gather many functions such as transmitting and measurement, compensatory computation, signal analysis and processing into one instrument. in this paper a portable instrument for vibration measurement with embedded computer system was discussed. based on windowsce real - time operation system the software of this instrument was designed and developed with evc computer language

    本文基於目前流行的便攜式儀器的核心技術? ? windowsce ,設計開發了應用於現場設備測量分析的的便攜式測儀表,針對現場特點和實際要求,對于測儀的硬體系統進行了規劃設計,並重點對于儀器軟體進行開發,在windowsce下,利用evc語言開發研製了儀器的應用軟體,實現了包括信號採集、分析、顯示、數據存儲和通信功能的軟體系統;並對該軟體進行了計算機模擬調試。
  11. Under windows nt and labview development environment, using the linear fit module, exponential fit module > general polynomial fit module of labview to design a method for fitting the experiment data, the results of curve fitting indicate that the purpose of general polynomial fitting is better than the rest. separating the equivalent input impedance of magnetostrictive transducers without stimulate current from input impedance of it with stimulate loop based on the results of curve fitting, and determining the syntony frequency and electric simulation network parameters of magnetostrictive transducers by this input impedance. finally, with labview network functions, realizing magnetostrictive transducer electric simulation system based on web server and discussing a scheme for this system network by datasocket. the method of this paper can more accurately determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers than the testing method of syntony & anti - syntony. at the same time, discussing virtual instrument measurement system and how to realize magnetostrictive transducer electric simulation network system by labview network functions of network virtual instrument measurement development environment

    在windowsnt系統環境和labview虛擬儀器技術開發下,首次利用labview中的直線擬合模塊、指數擬合模塊以及多項式擬合模塊,設計了一種對實驗所得數據進行曲線擬合的方法,對三種擬合方法進行了比較,曲線擬合結果表明,多項式擬合方法相對于其它兩種擬合方法效果更好;根據曲線擬合的結果可從帶激勵線圈的磁致伸縮換能器的輸入阻抗中分離出磁致伸縮換能器鐵芯在無激勵電流時機械形成的等效輸入阻抗,並由此輸入阻抗確定了磁致伸縮換能器的諧頻率及其電氣模擬網路參數;最後通過labview提供的網路功能,實現了基於web服務器的磁致伸縮換能器電氣模擬虛擬儀器測試系統,並探討了通過datasocket技術實現該系統網路化的方案。
  12. Maarten noyons, founder and managing director commented : “ in 2006 we saw exciting new connected games and multiplatform games entering the competition, games that were using all the features of mobile phones including microphone, camera, motion sensors and connectivity

    國際手機游戲大賽的創辦者和管理者說到: 「在2006年,我們看到令人奮的新連接游戲和跨游戲進入比賽,比賽中,我們使用了帶有所有功能的手機,包括麥克風,攝象頭,移傳感和連通器等。
  13. Generally ship lift structure is consisted of two or four huge reinforced concrete tube towers and a single - story machinery building on the top of tube towers. because the tube towers is demanded to support the large loads, the lateral stiffness of tube towers is a few hundred times as solid as that of the top machinery building and cause the sudden change of the stiffness. this change would cause insentive seismic whipping effect of the top building. the aseismic methods are difficultly used to reduce seismic responses of the top building of ship lift structure. the feasibility of develop an intelligent vibration control system is explored in the paper

    這樣,在塔柱頂部鋼筋混凝土就會產生側移剛度的突變。這種巨大的剛度突變會引起升船機頂部廠房強烈的地震鞭梢效應,使得升船機頂部廠房地震反應的控制就成為升船結構抗震設計中的關鍵問題之一。由於採用常規的結構控制方法難以較好地解決升船機頂部廠房地震鞭梢效應,因此這就為智能控制技術的發展和應用提供了可能。
  14. Then the experiment platform of the hypoid gear system was set up, and the lateral, longitudinal and axial vibration response of the bearing and the vibration acceleration response on the surface of the gearbox were measured

    搭建了準雙曲面齒輪傳系統的實驗,測量了準雙曲面齒輪箱軸承座的橫向、縱向和軸向響應和箱體表面加速度響應。
  15. 3. the frequency differences are determined by both the power spectral density ( psd ) and cepstrum of ambient vibration measurements. a matlab - based toolbox is developed, in which the differences of the higher adjacent frequencies can be easily evaluated

    3 .使用功率譜頻差法和倒頻譜頻差法,開發了基於matlab的斜拉索環境基頻識別gui工具箱。
  16. In addition, instead of portal brake of j93 - 1000b model, the brake device of j93 - 1000c changes into rushing board brake, thus the dependability of braking is consumedly advanced, being convenient to adjust, and the rigidity strengthening of plate design reduces the vibration noises during the working of press. with cast steel as the material of slide, slide weight of j93 - 1000c model is increased 1 thousand kgs than j93 - 1000b model with nodular cast iron as material. plus that the width from front and back of frame upright post of j93 - 1000b model is 750mm, while its 1000mm for j53 - 1000c model, increasing 250mm than the former

    J93 - 1000c螺桿螺母螺旋副使用壽命及螺桿的剛度也增加剎車裝置由原j93 - 1000b型門剎車改為j93 - 1000c推板式剎車,制可靠性大大提高,而且便於調整,設計剛度增強降低了壓力機工作中的噪聲j93 - 1000c型滑塊支背材質鑄鋼j93 - 1000b型的為球墨鑄鐵而且j93 - 1000c型滑塊重量比j93 - 1000b型增加1000公斤, j93 - 1000c型機架立柱前後寬1000毫米比j93 - 1000b型機架立柱前後寬750毫米增加250毫米, j93 - 1000c機身重46 . 8噸, j93 - 1000b整體機身重38 . 5噸。
  17. In addition, instead of portal brake of j53 - 1000b model, the brake device of j53 - 1000c altered into rushing board brake, thus the dependability of braking is consumedly advanced, being convenient to adjust, and the rigidity strengthening of plate design reduces the vibration noise during the working of press. with cast steel as material of slide, slide weight of j53 - 1000c model is increased 1 thousand kgs than j53 - 1000b model with nodular cast iron as material. plus that the width from front and back of frame upright post of j53 - 1000b model is 750mm, while its 1000mm for j53 - 1000c model, increasing 250mm than the former

    J53 - 1000c螺桿螺母螺旋副使用壽命及螺桿的剛度也增加剎車裝置由原j53 - 1000b型門剎車改為j53 - 1000c推板式剎車,制可靠性大大提高,而且便於調整,設計剛度增強降低了壓力機工作中的噪聲j53 - 1000c型滑塊支背材質鑄鋼j53 - 1000b型的為球墨鑄鐵而且j53 - 1000c型滑塊重量比j53 - 1000b型增加1000公斤, j53 - 1000c型機架立柱前後寬1000毫米比j53 - 1000b型機架立柱前後寬750毫米增加250毫米, j53 - 1000c機身重46 . 8噸, j53 - 1000b整體機身重38 . 5噸。
  18. Jacket is the most widely used offshore platform structural style. first of all, the paper summarizes the present achievements of dynamic analysis for offshore platform, and studies both the vibration isolation system for jacket and vibration - suppressed effectiveness. considering the style and character of jacket, and in order to make best use of dampers to reduce vibration, a damping isolation scheme, in which the damping layer is laid between the jacket cap and deck is put forward

    本文在總結國內外對海洋結構力分析研究現狀的基礎上,針對淺海導管架式海洋的型式與結構特點,研究了導管架式海洋結構阻尼隔體系及其減效果,為了充分發揮阻尼器的耗能減作用,提出了在結構導管架端帽和甲板之間設置柔性阻尼層的新型阻尼隔方案。
  19. Through the model the inverse dynamic problem of stewart platform is solved and a foundation is made for stewart platform control used for 500m lt. meanwhile all the restrained forces acted at joints are found which provide analysis condition for the mechanism design. a simplified resultant force acted on the cabin by stewart platform is given which makes it possible to eliminate the dynamic coupling between the two subsystems by means of active vibration control

    基於newton - euler方法,建立了充分考慮慣性、支腿慣性、關節摩擦等因素的stewart控制力學模型,解決了已知規劃,求關節驅力的力學逆問題,為準確實現lt500m原型stewart控制奠定了基礎;解出了各關節處的約束反力,為機構設計提供了力分析條件;簡化給出了對饋源艙的反作用力,使得採用控制技術消除兩級子系統之間的力耦合成為可能。
  20. The main works of the thesis are as follows : design a type of practical omni - directional wheel which is used in the omni - directional system ; resolve the problem that all the four wheels cannot contact with the ground evenly in different terrain locomotion. several alternative absorbers are designed to absorb the shock brought by the chassis of robot. a device for the installation and adjustment of the omni - vision system has been invented. then we put all the function parts together to form a steady - going system

    本論文設計並實現了一種較為實用化的全向輪;解決了四輪在面內驅存在的四點不能同時著地問題;為全向移設計並實現了多套行之有效的減裝置;為全向移的全向視覺系統設計了一套安裝調節裝置;將各個功能模塊合理整合成為一套性能穩定的全向運系統;系統地分析了全向運的運性能;得出了的運學及力學模型描述;介紹了全向移的基本控制方法。
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