velocity component 中文意思是什麼

velocity component 解釋
分速度
  • velocity : n. 1. 迅速;快速。2. 速度,速率。3. 周轉率。
  • component : adj 構成的,組成的,合成的,成分的。 component motion 【物理學】分運動。 component part 組成部分...
  1. After analysing several kinds of light - weighting structures through ansys, hexagonal speculum structure is confirmed. in the aspect of the controling of speculum, the paper adopts the brushless dc motor which is partial assembled to drive the point speculum and the inductosyn as angle measuring component is selected, the ad2s80a the system is used to get directly angle and angular velocity. double closed - loop speed and position control is designed, as the pid control is the well - developed algorithm, which can achieve stable rotation and precise position control

    在指向反射鏡的擺動控制方面,採用低速性能好的分裝式直流力矩電機作為指向反射鏡的驅動電機,並採用感應同步器作為角度測量元件,運用軸角轉換器ad2s80a進行角度和速度的輸出,採用技術成熟的pid控制方案,進行速度和位置雙閉環控制,以實現指向反射鏡轉動速度的平穩性和位置的精確性。
  2. A doppler radar only measures the component of the velocity in the line of sight, the so - called radial velocity

    因為多普勒雷達探測到的僅僅是風矢量在徑向上的分量。
  3. In viewing of the characteristics of propagation of 3d converted wave, studies are performed on the processing methods of 3d converted waves, such as horizontal component rotation, calculation of 3d transition point, hyperbolic velocity analysis and nmo ( normal moveout ) correction of 3d converted wave, and non - hyperbolic velocity ratio analysis and nmo correction of 3d converted wave

    基於三維轉換波傳播特點,對三維轉換波資料處理方法進行了研究,包括水平分量旋轉,三維轉換點計算、三維轉換波雙曲速度分析與動校正、三維轉換波非雙曲速度比分析與動校正等。
  4. Using an ideal two - dimensional mhd model, this paper investigates the evolution of a pure flow velocity enhancement disturbance in the solar wind in the heliospheric equatorial plane ( 2 - d, 2 - component model ) and the heliospheric meridional plane ( 2 - d, 3 - component model )

    摘要採用二維理想mhd模型,分別在日球赤道面(二維二分量模型)和日球子午面(二維三分量模型)內研究太陽風中純速度增幅擾動的演化。
  5. The variation of coarseness and fineness of the component particles in baijiaziu profile and mafangtan profile is caused by river impetus of weihe river, including runoff volume and velocity of flow, which is closely related with climatic factors in guanzhong basin, such as precipitation, temperature and rainfall

    白家嘴與馬坊灘河流沉積物剖面粒度變化與渭河水動力變化直接相關,而渭河水動力條件又與渭河流域區域氣候變化有關。因此,粒度在剖面上的變化實質上是氣候波動的結果,利用其變化可重建河流沉積物形成以來的水文、氣候環境的演化歷史。
  6. Additionally, the larger the circumferential velocity component of hub leakage flow, the greater the deleterious effect of hub leakage upon the rotor flow

    另外,葉根泄漏流的周向速度分量越大,泄漏流對轉子流場的不利影響也越大。
  7. By means of temporary stability of combining drift coefficient of angle sensor and through missile rotating two - position measurement, measuring rotating angle between the two positions by vertical sensitive axis x, and sensing the changes of ground velocity component between the two positions by horizontal sensitive axis and z, the position of the component is determined to realize the azimuth alignment before launch of tactical missile

    角敏感元件漂移系數具有短期穩定性,通過轉彈前後兩位置對組合的測試,垂直敏感軸計測轉彈過程中兩位置之間的轉角,兩水平敏感軸敏感計測地速分量在前後兩位置的變化,由此計算出部件當前所在方位,從而實現戰術彈射前的方位對準。
  8. Get consistent rock parameters : p - wave velocity, porosity, and mineral properties of sands, fluid modulus and density. for multiphase fluids, we need to know properties and fractions of each component

    獲取一致的巖石參數: p波速度,孔隙度和砂體的礦物特性,流體模量和密度。對多相位流體,我們需要知道每個分量的特性和組成。
  9. The main achievements are as follows : the theory models of defect mfl field are set up ; based on the magnetic dipole model and finite element model, the distribution of defect mfl field is simulated in the dissertation ; the component of flux density ( magnetic filed ) parallel to the surface of pipe is detected by a circumferential array of hall probes ; the factors including defect geometry parameters, defect surface angle and shape, pipe material, field intensity, vehicle velocity, background magnetization, operating pressure and remanent magnetization and so on influence the mfl signal characteristics

    採用霍爾元件作為缺陷漏磁檢測傳感器,獲得管道軸截面漏磁場切向分量的漏磁信號;研究了缺陷外形尺寸、缺陷傾角和形狀、管道材質和磁化強度、檢測儀移動速度、管道背底磁場、管內壓力和剩磁對漏磁信號的影響。提出了各通道增益放大、各路漏磁信號偏離調整、波形微分、數字濾波和平滑等漏磁信號預處理方法;分析了等空間采樣的漏磁信號轉換為等時間采樣信號的必要性,研究了漏磁信號的小波去噪方法。
  10. The monetary velocity theory is an important component of monetary theory. there is important directive significance to the monetary policy practice too. the monetary velocity is reflecting economic running quality and one of the effective indexes of the quality of monetary circulation

    貨幣流通速度理論是貨幣理論的一個重要組成部分,也對貨幣政策實踐有著重要的指導意義,貨幣流通速度是反映經濟運行質量和貨幣流通狀況好壞的有效指標之一。
  11. Based on the acoustic radiation mode analysis, the transfer matrix relating the pressure at every field point to normal component of surface velocity is formed

    摘要基於聲輻射模態分析,建立了外部場壓和結構表面振動速度之間關系的傳遞矩陣。
  12. In the part of the design of hydraulic loading system, constituting project of the hydraulic loading system of current test bench through comparing and analysing international and national current hydraulic loading projects and working out the pressure and flux of which according to the load and velocity and structure dimension of hydraulic executor - actuator. thus, choosing the power and hydraulic component and designing hydraulic loop

    在液壓加載系統設計部分,通過對國內外常用的幾種液壓加載方案的對比研究,最後確定了本試驗臺的液壓加載方案。根據液壓執行元件? ?油缸的外載荷、運動速度和結構尺寸我們便可以確定液壓加載系統的壓力和流量。
  13. The influence of turbulence is seen as a new term in the equations. this term is the divergence of a second - order correlation tensor of the fluctuating parts of each velocity component

    湍流脈動的影響作為一個新的附加項?雷諾應力,出現在rans方程中,它是擾動速度分量二階關聯張量的散度。
  14. A soil column leaching experiment was designed and conducted to investigate effect of simulated acid rain on release of cadmium from soil. the effects of ph, velocity of flow, and component part of acid rain on the release of cadmium from soil were studied. and further more, the influence of the content of co23 in the soil sample on the release of cadmium has been studied

    模擬土壤在自然酸雨淋洗條件下鎘的釋放行為,研究了不同酸度、不同酸雨成分、不同流量的酸雨對土樣中鎘淋出的影響,以及鎘在不同碳酸根含量的土樣對酸雨淋洗的敏感性。
  15. At first using the method of inverse kinematical analysis, the computing formulae of displacement, velocity and acceleration of each component in the seven - bar mechanism and variation law of motion for the two expanding and contracting bar were derived, and then combining with analytical living example and according to the motion law of output component the motion law of driving part was computed, finally the transmission error was analyzed

    摘要首先運用逆運動學分析的方法,推導出了七桿機構中各個構件的位移、速度和加速度計算公式以及兩個伸縮桿的運動變化規律;然後結合分析實例,根據輸出構件的運動規律,計算出驅動件的運動規律,最後分析了傳動誤差。
  16. As we all know, it can be used to measure not only magnetic field, but current, velocity, position, angle and rotate speed. as a key component, hall sensors are wide playing role in precisely measure, industrial control, automotive electronics, home electrical products and so on

    它不僅可以用來測量磁場,還可用於測量電流、速度、位置、角度和轉速等物理量,在精密測量、工業自動化控制、汽車電子、家用電器等領域獲得廣泛應用。
  17. Based on the theory of mechanical optimization and finite element analysis, elbow - bar mechanism of the mp1040b moulding machines made by beiren group is investigated in the dissertation. firstly, a kinematic model representing the bar mechanism is built and the nonlinear system of equations is solved through the method of gradient. meanwhile, the angular displacement, angular velocity, angular acceleration and the corresponding curves of each component in a motion period are obtained

    本文以北京人民機器廠mp1040b型模切機肘桿機構為研究對象,以機械最優化理論和有限元技術為基礎,首先對模切機肘桿機構建立數學模型,通過梯度法求解此非線性方程組,並得出機構在一個運動周期中各構件的角位移、角速度、加速度等運動參數及曲線。
  18. The wind loading of a tracking radar antenna, for example, results from a mean velocity component that varies with time plus superimposed random gusts

    例如跟蹤雷達天線的風力負載是由一個隨時間變化的平均速度成分與迭加的隨機陣風組成的。
  19. This thesis introduces the key technique of the us military distributed information system, with focuses on algorithms about related navigation of military tactics. kalman filtering combined with least square method is proposed for the current military development stage. the method of observation result including velocity component minimizes the convergence time, improves the positioning precision and acquired satisfied experiment results, which makes the pla independence of the us high - tech equipments

    本文簡要介紹了現階段美軍在戰術信息分佈系統實現中所採用的關鍵技術,重點對戰術飛機相對導航的各種實現演算法進行了深入探討,針對我軍當前在該系統領域中的技術現狀,提出了以最小二乘法輔助卡爾曼濾波,濾波過程中觀測量加入速度分量的方法,縮短了導航濾波起始階段的收斂時間,提高了定位精度,在工程上取得了較理想的實驗數據,在一定程度上擺脫了我軍在相對導航領域對美軍先進技術裝備的依賴。
  20. Using the optimal control theory an optimal control law of agile turn is proposed enabling to eliminate velocity component in vertical director of initial sight under thrust vector control

    應用最優控制理論,提出一種最佳快速轉彎控制律,能在推力矢量控制下消除終端時刻垂直於初始視線方向上的速度分量。
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