跟蹤加速度 的英文怎麼說

中文拼音 [gēnzōngjiā]
跟蹤加速度 英文
tracking acceleration
  • : Ⅰ名詞(腳的後部或鞋襪 的後部) heel Ⅱ動詞1 (在後面緊接著行動) follow 2 (指嫁給某人) be marrie...
  • : 名詞(腳印; 蹤跡) footprint; track; trace; trail
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 跟蹤 : follow the tracks of; tail after; following; follow up tracing; track; tracking; trail; lock on; ...
  1. Series of guowei dry - method composite machines as new product are explored with our many years ' experience, the requirement of the users. the first metal of this machine is adopted with : photo - ecectricity auto. tracking " correcting deviation equipment, magnetic powder tension control. pneumatic back pressure shifting blade, oven temperature controlled qutomatically, big roll with oil heating, coating composite pneumatic control as well as double frequency governor etc. it will make the machine with fast speed, lower voice, low polluted by air, shout consumptionfor energy, stable working etc. especially suitable for al - foil with smooth surface and no enough firming, glass paper, polyester ect. the composite material with hard strength, fireproof, anti - ventilation, anti - fatty, frozen, dudrable steam etc character. it is widely used in food, pharmacy, as well as daily articles to package

    「國偉」 、系列乾式復合機,是我廠根據多年的復合機製造經驗及結合客戶需求,開發的新產品,該機第一基材採用了「光電自動」糾偏放卷裝置,磁粉張力控制、氣動背壓移動式刮刀、烘箱溫分段自動控制、大輥筒導熱油熱、上膠復合氣動控制及雙變頻調技術,使該機具有復合快、噪聲低、空氣污染小、能耗低、運行平穩等特點,適宜於表面光滑的鋁箔玻璃紙聚酰胺等與聚乙烯、聚丙烯等薄膜的復合,復合薄膜具有強高、防水、防透氣、防油脂、可冷凍、蒸煮等優點,廣泛應用冷凍食品、乾燥食品、醫藥品及日用品的包裝。
  2. In astronomical coordinates ( reference mark is north latitude 43. 9 ), analyzed is the effect of azimuth angular velocity, acceleration and altitude angular velocity, acceleration etc. some formulae were given to compute all correlative quantities. with regard to the course of data processing beforehand, the thesis focuses on outliers eliminating technology because of outlier increasing acutely of high - elevation tracking ( approaches 10 - 20 % )

    在觀測坐標系中推導出確定天頂盲區理論范圍公式和滿足過天項條件的關系式;在天文坐標系中以長春衛星觀測站(北緯43 . 9 )作為計算基準,分別討論了方位、俯仰方向的角、角等對天頂盲區的影響,在理論分析上為解決過天頂問題打下了基礎。
  3. It will produce very big angular velocity, angular acceleration and angular jerk when tracking fast moving targets. this may lead bigger tracking error and fail to track targets

    目標的提高將會產生大的角、角乃至更大的角,導致光電經緯儀電視動態誤差急劇增大,目標逸出視場,失敗。
  4. Backed up by the soplat theory based on particle kinematics, the second chapter of this paper presents with analysis and simulation of several single observer passive measurement models, which uses such relative movement parameters as bearings changing rates and centrifugal acceleration information on the basis of bearings measurements. in the third chapter, the observability of location respectively using bearings and its changing rates information and centrifugal acceleration information is analyzed, and its observable condition is got. the fourth chapter puts forward the modified covariance extended kalman filtering ( mvekf ) against the defect of traditional extended kalman filtering ( ekf ), whose performance is simultaneously compared in the chapter with the performance of ususal tracking algorithm such as ekf, mgekf, iekf by computer simulation

    在近年來提出的基於質點運動學原理的單站無源定位理論基礎上,本文第二章提出了幾種在角測量的基礎上增變化率及相對運動的離心等運動學參數的單站無源測量模型,並對它們進行了分析和模擬;第三章分別對利用角及其變化率信息定位和利用離心信息定位的可觀測性進行分析並得到了相應的可觀測條件;第四章針對傳統擴展卡爾曼( ekf )方法的缺點,提出了一種修正協方差的擴展卡爾曼濾波( mvefk )方法,並將其和ekf 、 mgekf 、 iekf等常用的單站無源定位濾波方法進行了性能模擬比較;第五章通過引入雷達機動目標方法和模型,提出了利用角及其變化率對機動輻射源的多級噪聲自適應方法和imm方法;第六章主要對角變化率和離心參數的獲取技術進行了研究,提出了幾種高精測量脈沖序列多普勒頻率變化率的方法。
  5. When the targets maneuver slightly, we can get good result using extended kalman filter ( ekf )

    當目標做輕微機動時,將機動看作噪聲採用擴展卡爾曼濾波( ekf )可以得到很好的效果。
  6. Linear accelerometer - assisted high accurate stabilizing and tracking

    計輔助高精穩定
  7. With the increase of the velocity and acceleration of the moving target, it produces a large accretion of dynamic error of o - e theodolite

    隨著被測目標運動的不斷提高,導致光電經緯儀電視的動態誤差急劇增大。
  8. A linear filter is adopted in the system to obviate the measurement of angle acceleration and to achieve the closed - loop speed control

    系統實現時,構造了一個線性濾波器以避免轉子角的測量,同時實現了轉的閉環
  9. The traditional evaluating and testing the tracking precision of o - e theodolite tv tracking system is nearly invalid when o - e theodolite tracking fast moving targets by analyzing in theory and simulating in this dissertation

    論文首先通過理論分析和模擬,分析了傳統的評價和檢測光電經緯儀電視伺服系統的方法無法評價光電經緯儀、角運動目標的情況。
  10. The concept of acceleration delay compensation is put forward in this dissertation. by using acceleration delay compensation and tv tracker compensation technology the tracking capability of o - e theodolite tv tracking system is promoted to track fast moving targets at maximal 50 / s angular velocity and maximal 30 / s2 angular acceleration other than maximal 30 / s angular velocity and maximal 12 / s2 angular acceleration before while the maximal tracking error is still less than 3

    提出了滯后補償的概念,並將其應用到提高電視穩態精中;結合電視器補償技術,在保證最大誤差不大於3的條件下,將目前的光電經緯儀電視系統最大角30 / s 、和最大角12 / s2能力,提高到最大角50 / s 、最大角30 / s2 。
  11. An on - line minimum - variance estimator was developed for thrust acceleration applied to orbit transfer using discrete - time radar measurements. the mass - flow - rate of propellant was selected as a state variant, which was estimated by employing an integral state model and ekf filter. the variation equations for measurement vector to mass - flow - rate have been established to linearize the discrete - time measurement equations. the algorithm has applied successfully to maneuver process in commanding satellite into geo - stationary orbit. the results show that the algorithm developed here can monitor and determine whether engine works well or failure precisely and quickly during orbit transfer process

    飛行器軌道機動過程中,為、定位機動目標和干預機動控制過程,需要統計處理離散的雷達觀測量實時估計推進發動機的推力,進而確定飛行器的瞬時軌道參數.本文所述演算法是該工程問題的探討和解決方案.文章建立了軌道機動過程中連續變質量運動模型和離散雷達量測模型,推進發動機的質量秒耗量作為表徵推力的一個近似常量,應用擴展卡爾曼濾波對離散的雷達測量數據進行順序統計處理給出秒耗量的最小方差估計;文章詳細地推導了線性化量測模型的變分方程和觀測矩陣;模擬結果表明該演算法能快、準確地估計推進發動機的質量秒耗量和向機動目標施的實際推力
  12. The second part brings forward a new ar - model - based arm detection method based on features of arm and characteristics of velocity and acceleration of the radar echoes. by establishing two - order ar models, this new detection method computes the poles of models representing different targets, thus estimates the acceleration of the targets so as to determine the nature of the targets. furthermore, this method can not only be applied when the arm is being tracked by radar, but also be put into use in radar ’ s seeking and scanning times

    第二部分則是根據反輻射導彈( arm )的特點及其雷達回波信號中等特徵,提出了一種新的基於ar模型的arm檢測演算法,該方法通過建立二階ar模型、估計代表不同目標的模型極點,並由此估算目標來判斷目標性質,該方法不僅可以在雷達已上arm后採用,而且適用於雷達搜索掃描時使用,模擬結果表明該方法具有解析高,對雷達脈沖重復頻率( pulserepetitionfrequency , prf )及積累脈沖數要求不高的特點,在低的prf及少的積累脈沖下,利用該方法仍可有效地識別檢測arm 。
  13. Due to the fact that joint position errors decrease when the jerk decreases, comparisons with an alternative global optimum target relating to minimum - jerk ( mj ) trajectory are exposed and the favorable joint trajectories are obtained by introducing a factor

    考慮到變化率對路徑的影響,比較與變化率相關的不同的優化目標函數時的路徑性能,提出引入一個時間系數來修正運動總時間,獲得性能良好的關節軌跡。
  14. The thesis emphasis the way and arithmetic of the key equipment of walking reheating furnace : loader machine, unloader machine, walking system, series transfer roll, control system of burning and tracking of steel billet, . make use of the system, we can carry out the function of transferring measuring and weighting, detecting, loading and unloading tracking the steel billet, we can control process of burning and exchange data each other to track the steel billet and manage the process over all of product line. goals of reheating furnace ' s producing process such as high yield, low consuming and pollution, automatic operating mode are achieved

    本文著重研究了步進式熱爐關鍵設備如:裝鋼機、出鋼機、步進梁、爐前爐后輥道、燃燒控制、板坯物流等控制對象的具體控制軟體流程、控制曲線、行程計算等具體控制策略和演算法,完成了攀鋼1450熱軋熱爐基礎自動化系統( l1 )和熱工儀表的一級控制,實現板坯輸送、測量、裝出料、物流熱爐燃燒控制以及板坯庫的數據信息交換,通過plc和二級計算機系統進行順序、定時、聯鎖與邏輯控制,實現了操作自動化與物料系統的全線管理。
  15. So, variable structure control theory is used in angle stabilization of roll, and model - following variable structure control theory is used in acceleration stabilization of pitch and yaw

    因此,本文採用了變結構控制理論設計傾斜角穩定系統,採用了模型變結構控制理論設計俯仰、偏航通道的穩定迴路。
  16. Three tracking algorithms are discussed in chapter three : the imm algorithm, the reweighed interacting multiple model ( rimm ) algorithm and the interacting acceleration compensation ( iac ) algorithm. every algorithm ’ s principle and steps are detailed introduced ; we also do every algorithm ’ s simulation includes the imm algorithm which uses singer model, “ current ” statistical model, two - stage filter model respectively, the rimm algorithm and the iac algorithm

    第三章詳細討論了三種目標演算法: imm演算法、重新計算權重的交互多模型( rimm )演算法和交互補償( iac )演算法;詳細介紹了各種演算法的原理及步驟;對分別使用singer模型、 「當前」統計模型和二級濾波模型的imm演算法, rimm演算法及iac演算法作了模擬。
  17. Computer simulation by matlab shows that the tracking accuracy of the new method is preferred to the old one

    模擬結果表明,基於本文提出的機動目標「當前」統計模型建立的機動目標自適應演算法,其更佳。
  18. The author replaces the old polynomial motion model ca with a new nonlinear motion model further improving current statistical model, and the results are of better performance on tracking target

    作者用一種具有恆法向和恆切向的非線性的運動模型了進一步完善了「當前」統計模型,使濾波器對航跡的性能大大提高了。
  19. For single loop system, the position and speed controllers are realized by neural network, the output of network is determined by the electric current related with the desired acceleration, and the acceleration tracking control is realized indirectly, which improves the trajectory tracking performance of the mobile platform

    對單桿系統,位置和控制器由神經元網路實現,網路輸出為產生理想所需的電流,實現了控制,提高了動平臺的軌跡性能。
  20. It is proved by computer simulation that the slant 3 - axes radar can be used in target tracking in the whole air space without blind zone and beam slant. it is pointed out that the slant 3 - axes radar can reduce the maximum angle for elevation axis compared with 3 - axes perpendicular radar, then reduce the technique demand of angular velocity and acceleration of elevation axis

    通過模擬驗證了傾斜三軸雷達系統在工程上可以做到波束無傾斜和全空域無盲區的結論,並指出此系統與正交三軸系統相比,可以減少俯仰軸的最大轉動角,從而降低系統對俯仰軸的角和角的技術要求。
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