慣性矩比 的英文怎麼說

中文拼音 [guànxìng]
慣性矩比 英文
inertia ratio
  • : Ⅰ動詞1 (習以為常 積久成性; 習慣) be used to; be in the habit of 2 (縱容; 放任) spoil; indulge...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : 名詞1. (畫直角或正方形、矩形用的曲尺) carpenter's square; square2. (法度; 規則) rules; regulations 3. [物理學] moment
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  • 慣性 : [力學] inertia; inertance; sluggishness; the force of inertia
  1. This dissertation deals with the content - based image retrieval ( cbir ) theory and technique ; some new features and tools for more concisely and discriminatingly charactering the content of an image are proposed, such as region - based color histogram, grey - primitive co - occurrence matrix, ratio of centripetal moment, ratio of eccentric moment and ratio of inertial moment. a new modified genetic algorithm is also described in this dissertation, which can upgrade the performance of standard genetic algorithm ( sga ) while used in image segmentation

    本文以圖像數據庫檢索為主線,討論了基於視覺內容的圖像檢索方法,提出包括基於區域顏色直方圖、灰度?基元共生陣及向心、偏心慣性矩比的特徵描述方式;對遺傳演算法存在的早熟、收斂到最優解慢等問題提出了解決方法,並將改進遺傳演算法應用到圖像分割中,編制了相應程序。
  2. 2. dynamics analysis : by setting up jacon matrix differential coefficient sport is passed to descartes space. it makes terminal executing manipulator produce differential coefficient of acceleration and force in every different coordinates can be got. then the effective inertia, coincident inertia and gravity load of two manipulators are calculated by lagrange method. so generalized joint torque of each joint is got, and along with equivalent driving torque, actual driving torque of each joint can be worked out. 3

    動力學分析:建立雅可陣將關節空間的各關節的微分運動傳遞到笛卡爾空間,使末端執行器位姿產生微分運動,以用於求加速度及力在不同坐標系間的線變換,再用拉格朗日法計算兩機械手的有效量、偶合量、重力載荷,從而計算得到各關節的廣義關節力,並與等效驅動力共同算得各關節的驅動力
  3. Some new features such as ratio of centripetal moment, ratio of eccentric moment and ratio of inertial moment are introduced in this dissertation. these features have the properties of scale - invariance -, rotation - invariance and translation - invariance, and can be used well in depicting the linearized outline object

    本文提出向心、偏心慣性矩比概念,對線化后的輪廓應用本文方法,既能較好地描述圖像目標,又具有旋轉、平移和尺度不變
  4. Based on analysis and comparison of existing test data applied to existing ultimate strength prediction models, interfacial stress at the end of plate is deduced. after formulas for calculating the effective moment of inertia for frp - strengthened beams being revised and adjustment coefficient related to nominal main steel reinforcement ratio and curtailment length ratio being put forward, strength prediction formulas of compound beams under plate end debonding failure are established. in analysis of strength of compound beams under intermediate crack induced interfacial debonding failure mode, several bond strengths and their relation are introduced

    對于板端剝離破壞,在總結現有承載力模型的基礎上,利用已有試驗數據對各承載力計算公式進行了分析較,進一步採用分階段分析法,推導了板端界面應力的計算公式,在此基礎上,採用加固復合梁有效的修正公式,建立了考慮名義配筋率和板端偏移影響的板端剝離破壞梁承載力的計算公式;對于跨中受彎裂縫導致的粘結破壞,闡述了常見的幾種粘結強度之間的區別和聯系,並基於拉剪粘結強度,提出了跨中受彎裂縫導致粘結破壞的承載力計算公式,並利用現有試驗結果確定了模型中的一些參數;最後,利用試驗數據對本文建立的兩種粘結破壞承載力計算公式進行了檢驗,結果基本吻合。
  5. By analyzing the engine driving torque characteristics and the transmission inertia torque while speed ratio is changed under transient condition, a new synthetic control algorithm is developed which can approach engine target torque by compensating engine output torque with transmission system inertia torque

    通過研究無級變速傳動速變化時的,提出了一種新的控制演算法,採用傳動系的來補償發動機的輸出轉,以獲取目標驅動轉
  6. On the basis of relative researches in the world, according to the study status of steel - concrete composite slab, which would be widely used in modern bridge, modified equivalent inflexibility of steel - concrete composite slab was deduced by use of conversion section principle in this paper ; based in this, this paper put forwards the theory of ultimate flexural capacity of steel - concrete composite slab in consideration of slip effect, and introduces the practical simplified method for calculating flexural deformation of steel - concrete composite slab in consideration of the effect of steel studs and welded wire, and conclude that the methods in this paper is veracious and reliable, comparing with the traditional calculating mode ; morever, this paper put forwards the calculating theory and program of the effect analysis of creep and shrinkage to steel - concrete composite slab, using conversion elastic modulus principle, and testifies that the theory is right and the program is reliable and practical

    本文在國內外研究成果的基礎上,針對壓型鋼板與混凝土組合板結構在現代橋梁建設中廣泛應用前景和研究現狀,利用換算截面法導出了壓型鋼板與混凝土組合板結構的修正等效;在此基礎上,又推出了考慮壓型鋼板與混凝土之間的相對粘結滑移影響的壓型鋼板與混凝土組合板結構極限抗彎承載能力計算理論,並介紹了考慮栓釘、聯結件影響的壓型鋼板與混凝土組合板結構簡化實用撓曲變形計算公式,而且通過與傳統計算理論的分析較,表明本文提出的計算理論公式的準確可靠;此外,採用換算彈模量法著重提出了壓型鋼板與混凝土組合板結構的徐變、收縮效應分析的計算理論和程序,並通過實例分析計算證明了理論的正確、程序的可靠和實用
  7. A new robust adaptive scheme which are used for tracking of this robot with parametric and bounded external uncertainties is proposed in this thesis. the controller is consist of a controller which is proposed by slotine1 ' 1 and nonlinear continued feedback compensation part. by estimating the unknown physical parameters of robot on - line, it can eliminate the effects result by parameters and external disturbances and guarantee gas and uniform boundedness of parametric estimation. the only information required in setting up the strategy is the output states of jionts, while the inversion of the inertia matrix or estimation the bound of the inertia matrix and measure the jionts accelerations are not needed. it is shown by simulations that the proposed control scheme has quicker convergence velocity and better control precision than paper [ 1 ] and control schemes at present

    針對該模型具有參數及有界外部擾動不確定時提出了一種新的魯棒自適應控制策略,控制器由基於slotine的控制器和非線連續反饋補償控制器構成。通過在線估計機器人的未知物理參數,有效的消除了由參數及外部擾動所引起的不確定影響,保證系統達到漸近穩定和參數估計一致有界。與現存的許多控制方法相,該控制策略不需求解陣的逆或估計陣的界,不需測量關節加速度,而唯一需要了解的只是系統輸出的位置及速度狀態。
  8. Permanent magnet synchronous motors ( pmsm ) have high magnetic energy product. in the same volume, it can be smaller and lighter than asynchronous motor. in addition, it has stiff mechanical character and small rotor moment of inertia, so it is often used as servo motor under the condition of high torque response and high performance

    永磁同步電動機具有較高的磁能積,相同容量下可以做到異步電動機體積更小、重量更輕,而且由於機械特硬、轉子轉動量小,很適合作為伺服電機,用於高轉響應、高能要求的場合。
  9. However, by comparison with flap nozzle servo valve which has been used widely and popularly by now, the torque motor of jet pipe servo valve has a larger rotary inertia. this causes low natural frequency of servo valve, and thus the response speed of jet pipe servo valve is slow. moreover, the jet pipe of servo valve has large flexibility, and it is easy to excite oscillations and noise in the valve, which is named self - excited oscillations and noise

    然而與目前普遍使用的噴嘴擋板伺服閥相,射流管伺服閥的銜鐵組件轉動量大,導致力馬達部分固有頻率低,從而響應速度慢,此外,射流管供油管柔大,容易產生自激現象,這些缺點都使得射流管伺服閥的動態特差,從而影響了它的工作能。
  10. Because of his free - and - easy personality, he, at the very beginning, did not get used to the rules such as wearing uniforms and greeting the residents

    隆哥后來找到一份保安員的工作,較隨便的他,起初對于穿制服、見到住戶要打招呼等規很不習
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