運動學上的 的英文怎麼說
中文拼音 [yùndòngxuéshàngde]
運動學上的
英文
kinematic- 運 : Ⅰ動詞1 (物體位置不斷變化) move; revolve 2 (搬運; 運輸) carry; transport 3 (運用) use; wield...
- 學 : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
- 上 : 上名詞[語言學] (指上聲) falling-rising tone
- 的 : 4次方是 The fourth power of 2 is direction
- 運動 : 運動[舊時用語] arrange things or get things done through pull
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In this paper, ackerman steering linkage of double - wishbone suspension is taken as the study object, choosing the splitting joint and steering lever joint to carry out the design of optimization the mathematics models are established based on the multi - body system dynamics, applying its analysis method of kinematics to study the mechanism kinetic principles owing to more spatial factors considered, and calling off many hypotheses affecting the accuracy, compared with the traditional methods, the models are better to reflect the realistic motion principles, the results are more exact and applicable moreover, the force analysis is applied to the conduct mechanism the analysis method of dynamics in the multi - body dynamics is applied to study the forces applied on every component, working out the constraint reaction force of up and down ball joints, and developing the current computation program in the end, produce the upper wishbone geometry model in the ansys software package, meshing and carrying out the fea, testifying if the intensity of the wishbone meet with the requirements
本文以雙橫臂獨立懸架的轉向傳動機構作為研究對象,選擇對斷開點和節臂球銷的位置進行優化設計,在此基礎上建立了基於多體系統動力學的導向機構和轉向傳動機構的數學模型,運用該學科的運動學分析方法研究機構的運動規律,編制了通用優化設計軟體。由於考慮了更多的空間因素,取消許多影響準確性的假設,因此建立的數學模型與傳統的方法相比更能反映實際運動規律,得到的優化結果也更加精確實用。此外,本文還針對導向機構進行受力分析,在建立該機構的空間動力學模型后,運用多體動力學中的動力學分析方法研究各個桿件的受力,計算出上下球鉸的約束反力,並開發出了相應的通用計算程序。The system can display in 3d the robots with higher quality graphics on pc by adopting the solid model technology, and modify the model of robots according to the size given by users, so that the parametric modeling is realized under interactive mode. it realizes the graphics simulation of robots in kinematics in both articulatory space and cartesian space, and it also realizes the animated simulation of trajectory of linear interpolation in point - to - point mode. the movement of robots can be realized by graphics teaching or programming
該系統採用實體造型,能在微機上顯示較高質量的機器人的三維圖形,可以按照用戶給出的尺寸修改模型,在交互方式下,實現機器人的參數化造型;系統能夠在關節空間和笛卡爾空間中進行運動學的圖形模擬,能進行點到點直線插補軌跡的動畫顯示,機器人的動作可以示教再現,也可以由程序設定。However, as a great bibliophile in the north, geng wenguang didn ’ t draw acadamic cirles ’ attention and his position in the history of book collecting and bibliography didn ’ t get the reserved recognition in the qing dynasty. therefore, with his book collecting activity, cataloguing activity and bibliography thought as research topic, after wide collecting 、 organizing and ranking the related materials from the point of document
故本文將他的藏書、編目活動和目錄學思想作為研究課題,運用文獻學方法,並通過實地考察,對相關文獻進行廣泛的搜集、梳理、考證、排比,分生平及其藏書活動、編目活動、目錄學成就和結論四個部分,全面、系統地分析評介了他在目錄學上的成就和貢獻。Combining kinematics, body mechanics and medical knowledge into the product development and design, and employing specialized, humanized and rational design conception and strict production test standards, we manufacture each product seriously
並結合運動學、人體力學和醫學的基礎上進行開發和設計,以專業化、人性化、合理化的設計思路和嚴格的產品檢驗標準對待每一件產品。Sxotf is recognized in the northern qaidam based on the analysis of structures of area. this oblique trusting fault zone with northwestern - southeastern trending consists of fault gouge, fault breccia and fault cleavage. fault hanging wall consists of sertengshan - xitieshan napple, which is distribution in dextral en echelon. fault footwall consists of youcangshan formation in neogene
本文在對賽什騰? ?錫鐵山斜沖斷裂詳細地段構造解析的基礎上,結合盆地的沉積特徵、地球物理資料等對該斜沖斷裂的幾何學、運動學及形成時代進行了研究,論文著重探討了賽什騰? ?錫鐵山斜沖斷裂的地質意義。Some simulations with deltae has also been made to predict the performance of the system. at the end of this section, proposals and schemes are also given for the further experiments. 4 ) thermoacoustically driven puke tube refrigerator ( tadptr ) with the successful operation of the standing wave thermoacoustic prime mover, we transferred part of our efforts to the thermoacoustically driven pulse tube refrigeration, which is actually the original aim for our study on the thermoacoustic prime mover
熱聲驅動脈管製冷機在成功研製熱聲驅動器的基礎上,對其與脈管製冷機(一種在低溫端沒有運動部件的新型的低浙江大學博士學位論文金滔:熱聲驅動器及其驅動的脈管製冷研究2001年5月溫製冷機)的聯接進行了匹配分析,並搭建了熱聲驅動脈管製冷機的實驗臺,進行了系統的實驗研究。To improve the rising - falling character and the walking stability of the hexapod robot, on the basis of its kinematics analysis, thin paper presents its fact trajectory planning on the flat ground without obstacles
摘要在對六足步行機運動學分析的基礎上,為了改善步行機的起落特性及步行穩定性,進行了平地無障礙足端軌跡規劃。It is demonstrated by simulations that the control method is efficient and the fully cartesian coordinates is practically efficient. then the inverse kinematics of dual free flying space manipulator are mainly discussed in the third chapter, and the jacobean matrix for dual manipulator space robot is derived by fully cartesian coordinates, a control method for space manipulator based on the resolved motion rate control concept is proposed. then, the computer simulation verifies the effectiveness of the algorithm
首先,分析了閉環雙臂空間機器人捕捉目標物體時的運動學關系,給出了以完全笛卡爾坐標表示的系統運動jacobi關系;然後,以此為基礎研究了空間機器人雙臂協調操作的分解運動速度控制方法和協調操作問題;最後應用matlab語言對平面雙臂空間機器人系統進行了計算機模擬、模擬,模擬運算證實了上述方法的有效性。This dissertation sets up the kinematics model on the basis of the biomimetic study of lunate - tail propulsion steady swimming fish and of the analysis of fish body motion and caudal fin motion
本文在綜合國內外魚類游動文獻中的有關研究成果的基礎上,分析了魚類游動過程中魚體和尾鰭運動,建立了月牙尾推進模式穩態游動的運動學模型。The black - and - white photos, taken by three cameras, show deep channels and layered surface debris around the planet ' s midsection, features that probably were formed by water, said alfred mcewen, a mission scientist and university of arizona professor of planetary science. the images were taken from an altitude of 1, 547 miles above the surface, about three times higher than the orbiter will be when it formally begins its science mission in november
據路透社3月24報道,參與此項任務的亞利桑那大學行星學教授艾爾佛雷德麥克尤恩說,這批黑白照片是由火星偵察軌道器mro上的3臺照相機拍攝的,照片顯示,火星中部地區分佈有深溝和層狀表面的巖屑,這些地貌有可能是水的運動造成的。The first stage was characterized by ductile detachment deformations, and during 228ma - 170ma took place high temperature flow deformation and in the period of ivoma - 135ma middle - low temperature deformations occurred, as shown by deformations feature and history of mylonite granites
亞干變質核雜巖的運動學各類構造要素產狀協調一致,表明為同期構造產物。其各種宏觀、微觀運動學標志幾乎都表現為上盤對下盤的向sse的剪切運動。Traffic accident simulation and control technology are simulating the environment and driving process, simulating the operation situation of accident vehicle on the road, making kinematic analysis based on data such as vehicle collision, stop location and collision narks, to determine the normally running line and the speed of vehicle before the accident, presume the collision speed course reversely, use 3d graphics technology to reappearance accidents process, provide scientific theory for the analysis of the cause, make corresponding protect safety technology and strategy
交通事故模擬與控制技術是對駕駛環境與駕駛行為進行模擬,模擬車輛在道路上發生事故的運行情況,根據車輛碰撞位置和停止位置、車身碰痕等事故現場數據進行運動學分析,確定車輛在事故前正常行駛時的速度和路線,逆向推定碰撞車速及事故過程,應用三維圖形技術再現交通事故過程,為分析事故成因,提出相應的交通安全保障技術和策略奠定科學理論依據。The asteroids are the most important small bodies in the solarsystem, and they mainly lies in the two locations - a main belt between the mars ' s orbit and the jupiter ' s and the near - earth space. the most feature of the orbits of near - earth asteroids ( neas ) is that the semi - major axes of the orbits are nearly equal to that of the earth or the perihelia distances are approximate to or even less than the mean distance between the sun and the earth, thus they could move into inside of the earth ' s orbit, so that they might close approach or even colliside with the earth ( or other planets, such as the venus, the mars, etc. ). the characteristic brings about some difficulties in the numerical research during their orbital evolution, which leads to the failure of the normalization technique in the general removal impact singularities of celestial mechanics methods and the symplectic algorithm which is successfully applied to the investigation in quality. by comparing the computation effects of several common numerical methods ( including symplectic algorithm ), and considering the nature of the movement of the small bodies, the corresponding treatments are provided here to improve the reliability of the computation
小行星是太陽系最重要的一類小天體,主要分佈在兩個區域;火星和木星軌道之間的一條主帶和近地空間.近地小行星軌道的最大特點是其軌道半長徑與地球軌道半長徑相近,或近日距離接近甚至小於日地平均距離,其運動可深入到地球軌道的內部,這將導致該類小行星與地球(還有金星、火星等)十分靠近甚至發生碰撞.這一特徵給其軌道演化數值研究帶來一些困難,包括天體力學方法中一般消除碰撞奇點的正規化處理以及對定性研究十分成功的辛演算法都將在不同程度上失效.通過對幾種常用數值方法(包括辛演算法)計算效果的比較,根據小天體運動自身的特性,給出了相應處理措施,從而可提高計算結果的可靠性The kinematic characteristics of the rearward separate - planting mechanism were theoretically analyzed and its kinetic process was simulated by monitoring the six selected points on the motion trajactory of the tip of seedling
通過秧針端點運動軌跡上的6個特定點,對后插式分插機構的運動學特性作了理論分析和計算機模擬,並利用高速攝像對機構運動學分析進行了試驗驗證。Virtual axis machine tool ( vamt ) is characterized by the simple structure, high rigidity, large load handling capacity, and non - accumulation of position error. as the supplement of series machine tool ( smt ), vamt has become the focus of research in machine tool, and plentiful research achievements have been acquired in mechanics, kinematics, dynamics, but few in kinematic control
虛擬軸機床具有結構簡單、剛度大、承載能力強、位置誤差不積累等特點,在應用上與串聯機床成互補關系,現已成為機床領域的研究熱點,並在機構學、運動學和動力學研究上取得了大量成果,而對運動控制的研究非常少。To investigate the the body shape strength and kinematics that effects sprint expert performance 17 healthy male sprinters were measured using songxiam9000 high speed vidicon in the field ; body shape of sprint athlete were tested by steel rule ; meanwhile shoulder were tested at 60, 240and360 deg / sec velocities ; lower limb were tested at 60, 240 deg / sec velocitues using biodex - ii tesing and rehabilitation system in the laboratory this research provide theoretical basement to scientifically make reasonable exercise prescription and perfect sprint theory the result show that ( 1 ) the results of correlation indicate that 100m performance related to the shoulder fast flexion torque and hip flexion / extension torque ^ ankle fast dorsiflexion torque ; ( 2 ) the upper arm relaxing enclose and lower limbs length effect 100m performance ; ( 3 ) the biggest shoulder extension joint, swing rage of shoulder and the biggest elbow joint extension effect 100m performance
受試者為17名男子一、二級短跑運動員。使用松下m9000高速攝像機對100米跑動過程中的運動員進行錄像,同時測試短跑運動員100米成績,利用愛捷錄像分析系統獲取運動學參數;用人體測量尺測試短跑運動員的肢體圍度;同時採用biodex -型等動測力及康復統,測試運動員上肢肩關節及下肢髖、膝、踝3個關節的等速屈伸肌力。在角速度60 s (慢速) 、 240 s (中速)和360 s (快速)下測試肩關節等動向心收縮肌力;在角速度60 s9慢速)和240 s (快速)及120 s下測試下肢3關節等速向心及離心肌收縮肌力。Under the assumption of linear ocean waves, and in the light of the theoretical framework about the probabilistic distribution of wave characteristics ( sun fu 1988 ), several probabilistic distributions of wave characteristics that is necessary for the estimation of breaking probability and whitecap coverage are derived. afterwards, the models of breaking probability and whitecap coverage are set up with these distributions in addition to the kinematical criterion
在線性海浪假設下,基於孫孚( 1988 )關於三維海浪要素統計分佈的理論框架,具體給出二維海浪波峰處質點水平速度和表觀相速的聯合分佈等分佈函數,在此基礎上,根據運動學判據,分別建立起風浪破碎率和白浪覆蓋率的理論模式。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度測量的基礎上增加角度變化率及相對運動的離心加速度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度及其變化率信息定位和利用離心加速度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跟蹤方法和模型,提出了利用角度及其變化率對機動輻射源跟蹤的多級噪聲自適應方法和imm方法;第六章主要對角度變化率和離心加速度參數的獲取技術進行了研究,提出了幾種高精度測量脈沖序列多普勒頻率變化率的方法。Directed by wave theory of fractured media, the elastic parameters of eda medium are determined in the light of hudson - fractured theory, and christoffel equation gives the formula of the phase velocity of p - wave by which, effects of velocity on behalf of kinetic characteristic and reflection coefficient on behalf of dynamical characteristic form fractured density and azimuty is discussed
本文以裂隙介質的波動理論作指導,根據hudson裂隙理論,求出eda介質的彈性參數。在此基礎上,應用christoffel方程求出的地震縱波相速度表達式,探討了裂縫密度和裂隙方位對代表波場運動學特徵的縱波速度和代表波場動力學特徵的反射系數的影響。The concept called parallel macro - micro robot is presented. two kinds of optimal disposing methods of the cables ? tensions are used to build the inverse kinematics model of cable and cabin system. the error compensation model of the fine tuning stewart platform is deduced
本章提出了並聯宏-微機器人的概念及基於懸索張力均勻原則和懸索系統勢能最小原則的兩種索張力優化配置方案,並在此基礎上建立了並聯懸索系統的逆運動學模型,推導了動基座stewart平臺的誤差補償模型。分享友人