模型轉子 的英文怎麼說
中文拼音 [móxíngzhuǎnzi]
模型轉子
英文
model rotor-
This thesis firstly introduces new demands of aerial product logistics support under high - tech war and some defects of traditional logistics support, and puts forward a kind of system model of aerial product logistics support following data - sharing of cals, and emphasizes detm. secondly it sets forth application of step and xml in the ietm, researchs conversion of xml schema and relation schema, and simply researchs mapping of xml and express. afterword, a based - xml framework of info - transfer between different platform are presented, according to this framework, the author establish a archetypal system of helicopter information query system based xml and dbms
本文首先介紹了現代高科技戰爭條件下對航空產品維修保障的新要求,概述了傳統的後勤保障技術的不足,遵循cals的數據共享的理念,提出了航空產品維修保障系統模型,重點研究了互動式電子技術手冊;接著分析了step標準和xml技術在製作互動式電子技術手冊中的應用,重點研究了肌模式和關系模式之間的相互轉換,初步研究了xml和express語言之間的映射關系;然後,提出了基於xml的一種解決航空產品信息跨平臺傳遞的解決方案,給出了該方案的具體實現流程和詳細的通訊協議,並開發了基於xul和數據庫的某型號直升飛機的信息查詢原型系統。( 3 ). there exists a deficiency of the axial symmetry rotor plus two quasi - particles model for odd odd nuclei that the vibration far away from the inversion point is smaller
( 3 ) .在研究奇奇核的二準粒子加軸對稱轉子模型中,存在著遠離旋稱反轉點兩端的劈裂幅度偏小的缺點。Engine load simulated control system was consisted of two unattached parts of work resistance simulated control subsystem and electric bow wave dynamometer control subsystem. with the mathematic models of engine load simulation controller, which transferred the work resistance ' s change to engine load change immediately, the system can met the need of the simulation control system
發動機負荷模擬加載控制系統包括彼此獨立的作業阻力模擬控制子系統和電渦流測功機控制子系統兩部分,應用發動機負荷模擬控制器數學模型,使作業阻力的變化及時轉換為發動機負荷的變化,能夠滿足模擬系統的控制要求。Constructing quantitative model with ordinary differential equations for the cell - cycle control system, it is appropriate to use ordinary differential equations ( odes ), because molecular diffusion, transcription, translation and membrane transport seem to be fast ( a matter of seconds ) compared with the duration of the cell cycle ( hours ). spatial localization of reactions can be handled by compart - mental modelling, in the spirit of pharmacokinetics
對于這樣的細胞周期控制系統,應用常微分方程是適合的,因為比起細胞周期的時間(以小時計)來,分子擴散,轉錄,翻譯和膜運輸是很快的(以秒計應用藥物動力學的區域化模型的方法,可以處理反應的空間分佈。We design several combined photonic crystals models based on the destructive interference theory, which can transfer completely the energy of a signal from one channel to another, or can realize light switching
本論文首次利用干涉相消的原理,設計了滿足一定條件的復合型光子晶體能量轉移模型和光子晶體光開關。We commute the jacobian phase of the integral measure under the chiral rotation, we also discuss the fermion determent of the non - commutative chiral qcd2 model and provide the effective action of the non - commutative chiral qcd2 model
我們用fujikawa路徑積分的方法研究了二維非對易空間的手征qcd _ 2模型作用量費米子部分在手征轉動下所產生的手征反常。Under the assumption that the inner surface of stator sleeve and outer surface of rotor are smooth, taking the fact into account that the temperature of stator sleeve of evaporation cooling motor keeps almost the same, horizontal evaporation cooling motor is simplified as a physical model of two coaxial sleeves, with outer sleeve ( the stator ) holds still and keep at constant temperature and inner sleeve ( the rotor ) is rotating and heated
本文通過數值和實驗手段研究了臥式蒸發冷卻電機楔形氣隙中的流體流動、傳熱現象。本文在定子套筒和轉子表面光滑的假設下,針對蒸發冷卻電機定子套筒壁面基本恆溫的特點,將實際蒸發冷卻電機簡化為同軸套筒內筒加熱旋轉、外簡靜止定溫的物理模型。By analyzing and experimentally verifying the model, new ways of improving mixer performance were put forward. ( 1 ) heat water should be used in the mixer ' s temperature control to make the mixer work with optimal parameters. ( 2 ) the surface materials of the mixing chamber and rotors should be chosen rationally to change material surface energy and increase friction on them. ( 3 ) when the compound was processed under higher pressure of floating weight, shallow groovers or stripes parallel to the axle of the rotor should be made on the mixing chamber internal wall to increase the real contact area and improve mixing effect
通過對模型的分析和實驗驗證,提出了提高密煉機混煉效果的新途徑: ( 1 )密煉機溫度控制採用溫水冷卻,使密煉機處于最佳工作狀態; ( 2 )通過合理選擇密煉室和轉子表面材料以改變材料表面能來增大膠料與它們之間的摩擦力; ( 3 )在上頂栓壓力較大的條件下,在密煉室內壁與轉子軸線同方向加工淺的光滑槽可明顯改善混煉效果。We can get electron density with the calculated phase and some common model formula ( such as sphere and cone ) in the wake of hypervelocity projectiles
由計算出的相位並根據彈道靶尾跡的一些常用模型(包括圓球體、鈍錐體等)公式,把相位轉化為尾跡的電子密度。Collisonal quantum interference ( cqi ) was observed in the intramolecular rotational energy transfer in the experiment of the static cell, and the integral interference angles were measured. to observe more precise information, the experiment in the molecular beam should be taken, from which the differential interference angle can be obtained precisely. in this paper, the theoretical model of cqi is described in an atom - diatom system in the condition of the molecular beam, based on the first - born approximation of time dependent perturbation theory, taking into accounts the anisotropic lennard - jones interaction potentials. the method of observing and measuring correctly the differential interference angle is presented. the changing tendencies of the differential interference angle with the impact parameter, velocity, and et al. are discussed
分子內部轉動傳能的靜態池實驗觀察到了碰撞量子干涉效應( cqi ) ,並且測得積分干涉角,為了獲得更加精確的分子內部轉動傳能的碰撞量子干涉效應信息,實驗就必須要採用分子束實驗進行.本文理論上採用各項異性相互作用勢,應用含時微擾理論的一級波恩近似,假想在分子束實驗的條件下,建立在原子-雙原子分子體系中碰撞量子干涉的理論模型.理論上推導出微分干涉角具體表達式,通過計算定性地討論了微分干涉角隨著碰撞參數、速率等的變化趨勢,同時初步探討了實驗的正確觀測途徑,得出了採用分子束進行實驗觀測的實驗方法,為進一步進行分子束實驗提供了理論基礎,對實驗的進行起到了一定的借鑒作用The improved voltage model of rotor flux is proposed in the paper. it eliminates the influence to actual system function in the voltage model of rotor flux for the proper drift problem and cumulative error of pure integral calculus tache
提出了改進的電壓型轉子磁鏈估算模型,消除了電壓型轉子磁鏈估算模型中純積分環節所固有的漂移問題和積累誤差對實際系統性能的影響。Based on the " research on the new method for rotating machine faults diagnosis based on independent component analysis " ( national nature science fund project, no : 50205025 ) and " study on the new method of corba - based distributed calculation tactics construction in remote condition monitoring and diagnosis " ( zhejiang province nature science fund project, no : 501061 ), this paper aimed to the rotating machinery faults diagnosis oriented time - frequency analysis. the emd - based basic theories and methods were studied ; to weaken the emd method ' s end effect, some new data extention means were proposed ; to improve the emd method ' s precision and efficiency, some new algorithms were proposed ; the emd based time - frequency analysis software was designed and developed ; a experiment system at the base of rotor test bed was built to study the ro tor faults diagnosis using the new time - frequency analysis method, then studed several typical faults
本文結合「基於獨立分量分析的旋轉機械故障診斷新方法的研究」國家自然科學基金項目( 50205025 )和「基於corba分佈計算策略構建遠程監診的新方法研究」省自然科學基金項目( 501061 ) ,以面向大型旋轉機械故障診斷的時頻分析為目標,研究了該方法的基本原理和演算法:針對其端點效應等不足,提出了新的數據延拓技術;針對emd演算法的精度和速度上的不足,提出了新的改進演算法;設計和開發了基於emd時頻分析的軟體系統;以模擬轉子實驗臺為基礎構建了實驗系統,並進行了實驗研究。A new decoupling control strategy of magnetic suspension forces is put forward using the transformation of variables and reference frames for the proposed bearingless motor
利用混合式轉子無軸承電機的轉子特點,將磁懸浮力模型轉變為電流空間矢量方程,提出了一種新的磁懸浮力解耦控制方法。The orthogonality basis of geometric algebra is used to convert the quantum master equation into state space model ; the equation is divided into several parts matrix is analyzed to show its compact on the evolution and the dynamics of the system
本文從量子主方程模型出發,選取一組合適的完備正交基將主方程模型轉化為實向量空間上的利於設計控制方案的狀態空間模型,並基於此模型針對一個典型的二能級量子系統設計最優控制方案,模擬結果驗證了方案的有效性。Chapter2 : traditional time series models and multivariate fuzzy time series models. the chapter introduces the vector arma model, transfer arima model, seasonal arima, and arima model of traditional time series models, and two - factors models, heuristic models, and markov models of multivariate fuzzy time series models. i devise the process of the model construction, and propose the findings
本章介紹傳統時間數列模型(向量arma模型、 arima轉移函數模型、季節性arima模型以及arima模型)與多變量模糊時間數列三種模型?二因子模型( two - factormodels ) 、引導式模型( heuristicmodels ) 、馬可夫模型( markovmodels ) ,模型建構步驟與流程,及傳統時間數列模型轉換為多變量模糊時間數列模型過程,並分別針對多變量模糊時間數列三種模型提出本研究不同於先前研究之處。Secondly, the theory of reference frame transformations is applied to transform the dynamic mathematical model to a d - q - 0 rotating reference frame system, and the dynamic performance of the bdfm is simulated by the computer
其次,應用坐標變換原理將籠型轉子無刷雙饋電機的動態數學模型轉換成d ? q ? 0坐標下的數學模型,並對這種電機進行了動態特性模擬研究。An fem model of rotor - bearing system was set up for a single - span - two - disc test rig to obtain such model parameters as the first and second order natural frequency and vibration mode vectors
摘要以某單跨雙盤模型轉子實驗臺為例,建立了該轉子軸承系統有限元模型,得到轉子系統前兩階固有頻率和振型向量等模態參數。If the system parameter is known, the unbalance can be acquired from the response without adding trial mass, the responses are obtained from the program which emulates the real responses, correspondingly, the unbalance can be acquired by adding trial mass if the system parameter is unknown
當系統的參數已知時,不加試重的對轉子不平衡作了識別;當系統參數未知時,通過加一次試重的辦法來提取不平衡量。文中以一簡單模型轉子為例對方法的有效性作了檢驗。From simple to complex, there are three multi - decks rotor models supported by two seals bearings in two ends established in this article. first model is a multi - decks rotor with loosening foundation. second model is rub rotor - bearing system
本文由簡單到復雜建立了三個採用滑動軸承支撐的雙圓盤轉子?軸承模型,首先是以帶有一端軸承支座松動的簡化雙圓盤轉子系統為模型(轉子系統在非線性油膜力的作用下) 。For a large - scale high - speed rotor - bearing system, the oil - film force of sliding - bearing may cause oil - film instability of the system, which has great impact on accident prevention and safety operation
對于大型?轉子軸承系統,滑動軸承的油膜力引起的轉子運動系統油模失穩現象是突出問題,直接關繫到機組的災變防治和安全可靠運行。分享友人