行動載荷 的英文怎麼說

中文拼音 [hángdòngzǎi]
行動載荷 英文
running load
  • : 行Ⅰ名詞1 (行列) line; row 2 (排行) seniority among brothers and sisters:你行幾? 我行三。where...
  • : 載Ⅰ名詞(年) year : 一年半載 six to twelve months; six months to a year; 三年五載 three to five ...
  • : 荷名詞(蓮) lotus
  • 行動 : 1 (行走; 走動) move about; get about 2 (為實現某種意圖而活動) act; take action 3 (行為; 舉動...
  • 載荷 : load; loading載荷變化 load fluctuation; variation in load; 載荷裝置 load device
  1. The principal perturbing forces for launch vehicles, both on the launch pad and in flight, are the aerodynamic loads produced by winds.

    發射飛器在發射臺上以及在飛中的重要擾力是由風產生的氣
  2. In different in terne die travel, the metal flow characterize in warm extrusion forming processes and the affection for the flow of metal stage which made by the difference between the blank bottom altitude and the axial direction limiting size in warm extrusion forming technique have been analysed we have gotten the equivalent strain field and the velocity field and other field variable that the blank in different in terne die travel and the die travel - load curve. at the same time, we have analyzed the contributing factor for the oil pump stator forming process optimized and achieve thereasonable die parameter for the war m extrusion forming finally, the optimized technics parameters were used into pilot production, then the qualified oil pump stator forging were produced, the analog results were compared with those of pilot production

    論文具體分析研究了不同成形工藝過程中金屬流的特點,並對不同凸模程下溫擠成形過程中的金屬流特點、坯料連皮厚度(底部高度)與溫擠壓成形工藝中的軸向界限尺寸的差值對金屬變形階段的影響進了分析,獲得了坯料在不同凸模程下的等效應變場、速度場等場變量及凸模程-曲線,同時對油泵定子成形過程的影響因素等進了分析,優化並獲得了合理的溫擠成形工藝及模具參數。最後,利用模擬優化獲得的各項工藝參數進生產實驗,得到實際生產出的合格油泵定子件,並將模擬結果與生產實驗結果進比較。
  3. Electro - hydraulic servo loading system ( ehsls ) is used to simulate the aerodynamic torque acting on the rudder of missiles, and it is one of the main simulation equipments in hardware - in - loop flight simulation laboratory

    電液伺服加系統是導彈武器系統半實物模擬中模擬作用在導彈舵面上氣的加裝置,它是導彈在實驗室內進半實物模擬的主要設備之一,是飛器大迴路模擬中的重要組成部分。
  4. On the basic theory of transfer heat, tribology of rolling bearings and rotor dynamics, taking gdz48a electrospindle as an example, the paper puts forward the spindle bearing ' s quasi - dynamics analysis model with the influences of the friction heat and preloadings analyzes the friction moment, velocities, contact loads, friction heat and stiffness and studies the influences of the friction heat, structure and application parameters on the speed and dynamics

    本文以傳熱學、滾軸承摩擦學和轉子力學為理論基礎,以gdz48a型電主軸為例,建立了考慮摩擦熱和預緊方式影響的主軸軸承擬力學分析模型,分析了軸承的摩擦力矩、運和剛度,研究了軸承的熱特性、設計和應用參數對速度和力學性能的影響,並進了試驗驗證。
  5. The calculated drafts covers the whole possible ship draft in the large amplitude motion ; secondly, the research creates and solves the ship large amplitude motion equations. on the one hand, the actual calculation takes into account the coupling between the different motion modes, on the other hand, in the process of calculation of the ship hydrodynamic coefficient, it considers the influence of the nonlinear factor. the hydrodynamic coefficient used in the calculation of froude - krylov force, diffraction force and radiation force changes instantaneously following the draft, and the hydrostatic buoyancy is computed very accurately for the instantaneous immerse hull

    本文的研究分為二個部分:首先利用frank源匯法計算水力系數,計算包括不同吃水時的附加質量和阻尼系數,吃水范圍涵蓋了船舶大幅度運時所有可能的吃水;然後建立和求解船舶大幅度運方程,在實際計算時一方面考慮了運模態之間的耦合,另一方面在計算水力時,考慮了非線性因素的影響。 froude - krylov力、輻射力、繞射力中的水力系數隨吃水瞬時變化,靜浮力的計算精確到船體瞬時濕表面積,最後用四階龍格?庫塔方法在時域內求解船舶運方程,並進計算。
  6. Compared with non - slung - load flight, additional aerodynamic load, gravity load should be considered in the slung - load system. so the moment to the gravity center, flight mode and the natural frequency will change

    直升機吊掛飛,與直升機非吊掛飛狀態相比,增加了新的氣、重力,和因此產生的對直升機重心的力矩,其飛模式、低頻振蕩固有頻率均發生改變。
  7. It supports the aircraft during parking and endures the loads during ground maneuvers. most of the vertical and horizontal kinetic energy are absorbed and dissipated by landing gear. it plays an extreme important role in preventing the airframe from vibration and excessive impact forces, improving passenger comfortable characteristics and increasing aircraft flight safety

    飛機起落架作為飛機結構的一個重要部件,承受著飛機與地面接觸時產生的靜、,吸收和消耗飛機在著陸撞擊、跑道滑等地面運時所產生的能量,在減緩飛機發生振,降低飛機地面,提高乘員舒適性,保障飛機飛安全等方面發揮著極其重要的作用。
  8. The calculation results show that the jack - up platform under dynamic ice loads is in safe condition and can perform drilling operation in winter ice zone

    計算結果表明,該平臺的樁腿在冰激下的強度滿足安全要求,冬季繼續在冰區海域進鉆井作業是可的。
  9. So the production of road signal is firstly studied. by virtue of the analysis and contrast of suspension performance, the acceleration of sprung mass, dynamic tyre load, suspension dynamic deflection and active control force are determined as the evaluation indexes of suspension performance

    進而經分析,對比,確定簧上質量加速度、車輪,懸架撓度以及主控制力作為主懸架性能的綜合評價指標,以較全面地反映在控制過程中,車輛的駛平順性、操縱穩定性及主控制系統的能耗。
  10. Electro - hydraulic servo loading system ( ehsls ) simulates the aerodynamic torque acting on the rudders while flying. ehsls can be used to create various types of loading on the rudders in the lab condition to analyze its performance

    電液伺服加系統是模擬飛器在飛過程中舵面所受空氣力矩的加裝置,其功能是在實驗室條件下復現飛器舵面所承受的各種氣
  11. Because the different stiffness match of front and rear suspension is very influencing to the ride comfort, optimal model of ride comfort is developed, regarding the rms of driver ’ s acceleration as the objection, regarding the stiffness of front and back suspension as optimal variable, regarding quiet flexibility 、 dynamic flexibility 、 frequency and dynamic load as nonlinear constraints. by matlab program and using sqp, the optimal match of front and back suspension ’ s stiffness is achieved, this optimal model consider not only request of quiet 、 dynamic flexibility 、 frequency and damp, but also security of run and peace of road, it is closer to the fact than other models which only consider partial restriction

    由於前後懸架垂直剛度的不同匹配對汽車駛平順性影響較大,論文建立以駕駛員垂直加速度的均方根值作為汽車駛平順性優化目標值、以前後懸架垂直剛度作為優化變量的優化設計模型,並輔以靜撓度、撓度、頻率、等非線性約束,使用序列二次規劃法,利用matlab編制優化程序,求得前後懸架垂直剛度的最優匹配值;此優化模型不僅包含靜撓度及頻率和阻尼的限制,還考慮到汽車的駛安全性和道路友好性,比文獻報道的只考慮部分約束的優化模型更切合實際情況。
  12. Many equipments experience elevated temperature in the power generation, petroleum and chemical industry. high temperature fatigue failures often take place in these equipments and structures

    在火電、核電、石油化工等多個業中,許多構件是處于高溫狀態,且承受波的作用,構件經常發生疲勞斷裂破壞。
  13. In industry, about over 80 % damages of the oscillatory components under dynamic loads are caused by the fatigue failure, but with traditional ndt methods, the damages ca n ' t be tested and evaluated before the fatigue crack coming into being, which result in serious accident in the long period running of these equipments

    工業生產中,約有80 %以上受作用的振構件破壞是由疲勞失效引發的,而傳統的無損檢測技術無法解決疲勞裂紋形成前損傷的檢測和評價問題,造成設備在長周期運過程中發生嚴重事故。
  14. Abstract : according to the deep analysis of the typical punching process, the loading charts and the amplitude - frequency curves of straight side cnc turret press frame are obtained. in the end the dynamic response of a typical process is calculated using modal superposition method by fem software marc and the static and dynamic stress of some nodes is compared as well

    文摘:根據板料沖裁時的工作負圖確定了數控回轉頭壓力機的譜,並通過傅立葉展開,獲得了壓力機的幅頻譜,最後通過marc軟體採用模態疊加法計算了典型沖裁時機身的態響應,分析了其態特性,並對特徵點的靜態應力進了比較。
  15. The paper analyzed the external forces of the backstop, established the dynamics model of the backstop being run, and analyzed the dynamic load of the backstop

    分析了逆止器的受力情況,建立了逆止器工作的力學模型並對逆止器進行動載荷分析。
  16. Using dynamic load that applied by the simulation above, the dynamic analysis and lighten - weight optimization of spider were done. getting stress history supplied testing data for its service life analysis

    利用剛柔耦合模擬得到的對十字軸進力學分析和優化減重,並提取了十字軸的應力時間歷程曲線,為十字軸的疲勞壽命分析提供了有效的試驗數據。
  17. Base on the model founded, this paper assessed the ride performance by analyzed the root mean square value of power spectral density of acceleration of z - axis and round y - axis rotation acceleration at the driver ’ s seat. the root mean square value of suspension working spaces and dynamic tyre loads were also analyzed. base on the assessing system of vehicle ride performance, the root mean square

    根據模型建立的實際情況,對車輛標準情況下的平順性指標進了計算,對人體感受到的振採用了垂直方向和繞橫軸轉方向的加權振級來評價,計算了車輛懸架系統的撓度均方根值和各車輪相對均方根值的情況,全面的評價了車型的平順性。
  18. The performance indexes body acceleration of vehicle are determined to show the ride comfort, at the same time are concerned about the value of suspension wheel load and the value of suspension displacement which show manipulate stability

    研究中主要用車身垂直加速度作為主要控制目標,以提高車輛駛的平順性,同時在模擬控制研究中兼顧懸架撓度和車輪的變化,以提高車輛駛安全性和操縱穩定性。
  19. Abstract : the slope dynamic stability with elasto - dynamics vibration and wave theory and boundary element method ( bem ) is analyzed and calculated. it raises a criterion for slope dynamic stability. it gives an exmple for calculating the stability of soil slope under the action of earthquake waves emitted from underground and draws the dangerous range in which the slip line lies

    文摘:主要分析邊坡態穩定性問題,採用地震波作,用邊界元法對邊坡進分析,並在計算機上實現.對態穩定性判據從理論上進了探討,給出了力危險線的位置
  20. Aiming at the nonstationary characteristic of the dynamic loads and the relation between the responses and the frequency response functions, by use of the responses only, some novel theories are conducted to develop force identification and impact location approaches in this dissertation

    本文就的非平穩特性對有關前沿理論作了系統研究,著眼于結構響應輸出與頻率響應函數間的關系,建立了一類單獨利用響應數據進行動載荷及其位置識別的新穎理論體系與方法。
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