運動特性曲線 的英文怎麼說
中文拼音 [yùndòngtèxìngqūxiàn]
運動特性曲線
英文
kinetic characteristic curve- 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...
- 特 : Ⅰ形容詞(特殊; 超出一般) particular; special; exceptional; unusual Ⅱ副詞1 (特別) especially; v...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 曲 : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 運動 : 運動[舊時用語] arrange things or get things done through pull
- 特性 : characteristic(s); character; performance; features; properties; behaviour; response; character...
- 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
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By hydraulic modeling, this paper describes studies on the stability of a floating bulkhead operating in standing water and flowing water, and it ' s hydrodynamic stability characteristics that distinguish in standing water from in flowing water ; and direct measurements of the forces acting on the model floating body during floating and sinking is taken. as a result, the rotation stress curves are produced and analyzed ; to provide data for optimum operation schedule analyses of the sluice, the relationship of the impact forces acting on the side wall of the gate and the running speed is studied ; the reasons of unstably uplifting of the bulkhead are discussed and the method to solve the problem is also given in this paper
本文結合常州新閘防洪控制工程水工模型試驗,系統分析了浮箱門在靜水和動水中的穩定性及其影響因素,指出靜水穩性和動水穩性的不同特點;試驗測定了浮箱門動水運行時的受力情況,給出並分析了定位過程轉動力的變化過程曲線;根據浮箱門啟閉速度與門體和岸墻之間撞擊力大小的關系,選擇合理的動力設備,為設計和工程實踐提供可靠依據;分析浮箱門難以穩定上浮的原因,並給出解決方案。A computer drawing program of water turbine operating characteristic curve based on autocad
的水輪機運轉特性曲線自動繪製程序The primary of linear induction motor which drives the metro is installed on the chassis bogie, and because it is quite strict with laying down railway rail to use flat linear induction motor to drive metro, its secondary - - - - reaction board ( called induction board ), which is a kind of compound board of aluminum and steel, is fixed on the rail sleeper between the track. it is the airgap which is a gap between the primary and secondary of lim. the electromagnetic airgap is a very important parameter of lim
利用有限元法對直線感應電動機二維非線性渦流場進行了數值計算,並在此基礎上,運用電磁場有限元分析的專用軟體ansoftmaxwell2d對單邊型直線感應電動機的瞬態特性進行了模擬分析,得到電機運行過程中的電磁推力、法向力、初級電流、氣隙磁密等曲線,通過改變直線電機參數,分析了電機氣隙對其瞬態性能的影響。This article analyzed the system of the whole characteristic of the drumshaped gear with ring - involute teeth mechanism. thought of the influence of manufacture ’ s precision and the assembling accuracy to the design of mechanism ’ s steady and the system of control, we used the dynamics simulation software adams to analyze it on the base of establishing the 3d model and entity model. so we can get some property curved shape about it
本文還對漸開線柱齒鼓形齒輪傳動機構的整體動態特性進行了系統分析,考慮了加工精度和裝配精度對運動裝置的穩定性及裝置控制系統設計的影響,在建立了該齒輪傳動機構的三維模型和實體模型的基礎上,利用動力學模擬軟體adams對傳動模型進行了動力學和運動學分析,得出了整個裝置運動的一些動力學特性曲線。The selection of frame and field has been tested in standard - definition sequences. the experimental results indicated that selection of frame and field in avs has four characteristics, which are continuity of frame / field selection, consistency of ssd curves, relativity of motion information, as well as pertinence of quantization steps
針對標清序列,對幀場選擇情況進行了測試,結果顯示avs幀場選擇有4個特點:幀場選擇方式連續性, ssd曲線一致性,運動信息相關性,量化步長相關性。Proceeding with the support " s force condition is analysed in the static and revolve state, the stress distributions in the contact areas of support and roller are researched by way of hertz theory, the tow - dimensional elastic movement of the contact area is studied by contact mechanics, and the formula and curve of movement regulation are deduced
從回轉窯靜止與運轉時支承的受力情況分析著手,依據赫茲接觸理論對托輪與滾圈接觸區的壓力分佈進行了分析,並用接觸力學方法研究了接觸區的二維彈性滑動,推導出回轉窯軸向下滑計算公式,從而得出回轉窯軸向下滑特性曲線。Secondly, to achieve the independent regulation of active and reactive power output from the generator side which is designed for the purpose of tracing the maximum wind - energy capturing. the paper has analyzed the mathematic model of the ac excited doubly - fed machine and the stator field orientation control strategy of the motor as vscf wind power generator. thirdly, it has put forward and designed the dual pwm converter with the capacity of energy flowing bidirectional aimed at the demand of rotor energy bidirectional flow. the author constructed reliable and integrated experimental system and did a series of experimental study including no - load, cutting - in network and power generation at, below and above the synchronous speed
論文首先分析了風機運行特性及其最佳風能利用原理,通過模擬及實驗驗證了採用直流電機的輸出特性模擬風力機的最大輸出功率曲線的可行性,並給出了模擬系統的硬體結構;然後為了實現交流勵磁發電機有功、無功功率獨立調節機理,分析了交流勵磁雙饋發電機的數學模型和在追蹤最大風能捕獲變速恆頻風力發電時必需的定子磁鏈定向矢量控制策略;針對雙饋發電機轉子能量雙向流動的要求,提出並設計了具有能量雙向流動能力的雙pwm交流勵磁用變頻器;最後為實現從理論到實踐的全面研究,研製出了一套小功率完整的雙pwm變頻器交流勵磁的雙饋風力發電機實驗系統,進行了空載、並網、同步速及上、下的發電運行等一系列的運行實驗;所完成的模擬和實驗研究均驗證了理論、模型和控制策略的正確性、可行性。( 4 ) the running state and hydraulic property of the hydraulic automatic tilting gate with connecting lever and rolling wheel were analyzed. the open - door curve, start - up water level and shutdown water level were ascertained, then the influence of lower reaches of a river to the running of a tilting gate was analyzed
( 4 )析闡述了連桿滾輪式水力自動翻板閘門的工作狀態與水力特性,推求了閘門的開門曲線、啟門水位和回關水位,並分析了下游水位對翻板閘門運行的影響。It is indicated that, when a two - speed motor is used for driving oil transfer pump, the motor with the characteristic of torque reduction on square rotary speed should be chosen ; the working economy of the variable speed pump is restricted by the characteristic curves of pipeline resistance, and its speed control range is restricted by the pipeline resistance characteristic curve, the pressure head needed by the system and the working characteristic of the pump ; when several pumps work in parallel, the pump with better performance should be changed into speed - variable pump
指出雙速電動機用於輸油泵的調速時,應選用轉矩按轉速平方降低特性的電動機;調速泵的運行經濟性受到管路阻力特性曲線的限制,其調速范圍受到管路阻力特性曲線、系統所需揚程和泵運行特性的限制;在母管制系統中把部分定速泵改為調速泵時,應將性能較高的定速泵改為調速泵。The great tour purchasing power is the drive power of promoting the region ' s tourism developmentln the regional space, scale economic and regional separation are one of the basic characteristics of promoting tourism industry, so we must arrange the regional tourism industry with a systematic method and give prominence to the central city. for its outstanding area in the regional space, central city has evident superiority in the regional ecnomic development, and has echelon between central city and its periphery scennic spots, which is the inducement mechanism of tourism industry ' s arranging, developing and advancing step by step. for the law of diminishing marginal utility and the theory of equilibrium, the max utility equilibrium of tourism consumption be at the point of tangency of undiscrepancy curve and the cost budget curve
中心城市居民巨大的出遊力是拉動其周邊旅遊地發展重要的內在驅動力;由於地緣關系,區域規模經濟與地域分割並存,是旅遊產業運動的一個基本特徵,為此必須對區域旅遊經濟進行系統化布局,突出中心城市的產業中心性;因其區位條件獨特,中心城市在區域經濟發展中居於明顯的優勢,與周邊城鄉部位存在經濟發展上的梯次性,這種梯次性是區域旅遊生產力布局、產業發展梯次傳動,最終整體聯動的經濟誘導機制;根據邊際效用遞減規律和旅遊者最大效用均衡理論,旅遊消費效用最大化的均衡在無差異曲線與開支預算線的切點(即旅遊目的地選擇的最佳位置)上,且隨著邊際效用遞減,目的地選擇的最佳位置向遠離中心城市方向移動,這就是中心城市與周邊旅遊地互動關系的經濟學解釋。This method could avoid the input of many trace points, and decrease the work times. using vb6. 0 and related interface functions, a user - friendly interface of the design and dynamic simulation system of cam mechanism was developed. it could plot the track of the movement, produce the related documents and simulate the cam movement dynamically
系統運用vb6 . 0以及相關介面函數構建了良好的人機交互界面,實現運動特性曲線繪制、數據文檔的輸出以及機構的運動模擬;基於activex技術調用autocad中對象,實現了凸輪廓線的圖形繪制。In 3d space, points on the infinite plane compose the absolute conic, and it contains the interior parameter information of camera. we use photography geometry character of circular point on the absolute conic to calculate camera interior parameter, exterior parameter can be obtained. we can obtain more accurate
在三維攝影空間中,無窮遠平面上的點構成了絕對二次曲線,由於二次曲線的像包含了攝像機的內部參數信息,我們利用了圓環點的像在二次曲線上的攝影幾何特性,從而確定攝像機的內部參數,進而求取攝像機運動的外部參數。According to the aforementioned characteristics, the core algorithms proposed in this paper is that selection of frame / field is determined before encoding, where field coding is chosen when motion is acute, whereas, frame coding is chosen when motion is mild, and the coding scenario of the previous frame is applied for other circumstance
基於上述特點,本文核心演算法為:編碼前進行決策,運動劇烈時選用場編碼,運動平緩時選用幀編碼,其他情況延續上一幀編碼方式。 ssd曲線一致性說明ssd的變化可以描述運動劇烈程度,但因其分佈鬆散,難以直接使用。In this thesis, based on mathematic model and real condition, analysis and compare of different control methods are carried out at first. then a propriety control law and optimized parameters are choosen and used into multi - body model in simpack. finally, kinds of dynamic character curves after measurement and calculation are given
論文首先在數學建模的基礎上,根據實際情況,詳細分析對比了直接狀態反饋控制、 pid控制和狀態觀測器控制等常用的磁浮列車懸浮控制方法,然後將合適的控制規律及優化的控制參數用於simpack中的多體模型,通過計算,給出懸浮穩定性、運行平穩性以及列車曲線通過等動力學特性曲線。The problem of the digitalization of turbine model ' s characteristic curve is discussed for the requirements of turbine performance curve drawing automatically
摘要從自動繪制水輪機運轉綜合特性曲線出發,探討了水輪機模型特性曲線的數字化的問題。So it is an important research in the field of the electronic technology to reduce the loss caused by the switching device and to improve the efficiency of high frequency power converters. this paper primarily focuses on the optimization of the mosfet parasitic capacitance so as to reduce the switching loss and improve the efficiency of power transforming in converters using mosfet as switch
通過分析mosfet器件的開關特性,根據輸出電容c _ ( oss )給器件引進的動態損耗來確定優化器件輸出電容西安理工大學碩士學位論文l變化曲線的目標函數,運用可行方向法求解帶約束條件的最優值,確定出優化的輸出電容人變化曲線。Rotating pipes system are often encountered in the rotary machinery of engineering applications. with the popularity of rotary machinery in industry, the characteristics of the fluid flow and heat transfer in the controlling pipe system, the transporting pipe system, and the cooling pipe system are the main factors to improve the efficiencies of the rotary machinery. meanwhile, when a man is in the aerocraft with a high rotating speed or in the rotating machine for training, the flow in the blood vessel of body will change evidently and so the study on the flow in the blood vessel also becomes the important research field in the aerial - physiology
在旋轉狀態下,這些曲線管路系統中的流動和換熱特性將會發生什麼樣的變化,是對管路系統的性能以及旋轉裝置的運行安全至關重要的問題,也是管道流動中研究很少,又是迫切需要解決的課題;同時,這個課題還可以應用於生物流體力學:當人體處于作高速旋轉或曲線運動的飛行器或宇航飛行員訓練的旋轉裝置中,人體血管內血液流動將會發生什麼樣的變化,是航天生理學研究的重要課題。The main result of this part is the following, by using the method of characteristic curves for solving linear partial differential equations, the whole classification of the integrals of motion of the reduced three - wave interaction system is obtained with the condition of some parameters. rigorous proof is given. this part consists of three sections
本部分的主要結論如下,應用解線性偏微分方程的特徵曲線法研究了約化的三波相互作用系統的運動積分,給出了在一定參數條件下系統所有的運動積分,並嚴格證明了這些結論。According to the supply system composed by parallel connection water pump, many kinds of operation proposals in a single pump were put forward to provide the greatest possible flow on both sides of the demarcation point in the scope of the flux changes ; identified the system of pumps, electromotor, speed governor imitate method of characteristics curve of the power device and its rotating speed, efficiency, energy consumption calculation under different condition ; the analytical methods used for the operational plan for comprehensive evaluation of the economic and safety and optimal results
摘要針對由並聯水泵組成的供水系統,提出了在以單泵可能提供最大流量為分界點的兩側流量變化范圍內具有多種運行方案;確定了在不同工況下,該系統中水泵、電機、調速器特性曲線的擬合方法及其各動力裝置中轉速、效率、能耗的計算式;採用解析的方法對各種運行方案進行了經濟性和安全性綜合評價,並給出最優結果。Under the simulation environment of adams software, the model of the polishing machine was simulated. by the simulation, the curves of kinematic inputs and outputs were gained. those simulation results confirm on the feasibility of the scheme
應用三維建模軟體pro / engineer完成拋光機總體模型的建立;應用adams軟體對裝置進行運動學模擬,得出系統的運動學輸入、輸出特性曲線,驗證了拋光方案的可行性。分享友人