空速計算器 的英文怎麼說

中文拼音 [kōngsuàn]
空速計算器 英文
airspeed computator
  • : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  • : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 空速 : [航空] airspeed空速表 airspeed indicator; airspeed meter; 空速計 airspeedometer; 空速計算器 airsp...
  • 計算 : 1 (求得未知數) count; compute; calculate; reckon; enumerate 2 (考慮; 籌劃) consideration; pla...
  1. The thesis focuses on the development of the dynamic simulation model of evaporators, the accomplishment of the stable and dynamic simulation of the parameters of cryogen - side, air - side and how to carry out dynamic simulation on the refrigerating effect of evaporators under different evaporating temperature and the realization of the analyses and calculations of the main parameters, such as, the wind speed of air - side and specific humidity etc, which affect the function of evaporators

    本文重點是對蒸發建立動態模擬模型,並對製冷劑側和氣側參數進行穩態和動態模擬,同時對蒸發在不同蒸發溫度下的製冷量進行了動態模擬,而且對影響蒸發性能的主要參數(氣側入口風、入口含濕量等)進行了分析和
  2. 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,分析了閉環雙臂間機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,以此為基礎研究了間機人雙臂協調操作的分解運動度控制方法和協調操作問題;最後應用matlab語言對平面雙臂間機人系統進行了機模擬、模擬,模擬運證實了上述方法的有效性。
  3. The best scheme was chosen after analysis and comparing and the structure was designed. at same time, the kinematics analysis was conducted, coordinate transformation matrix using d - h method was set up, and the kinematics equation direct solution and inverse solution was deduced, the velocity jacobian matrix was constructed using vector product method, and the values of displacement and velocity of some special point including the wrist point were calculated. secondly, the working space of the robot was analyzed and the axes section of practical working space was drawn

    首先,作者針對機人的設要求提出了多個方案,對其進行分析比較,選擇其中最優的方案進行了結構設;同時進行了運動學分析,用d - h方法建立了坐標變換矩陣,推了運動方程的正、逆解;用矢量積法推導了度雅可比矩陣,並了包括腕點在內的一些點的位移和度;然後藉助坐標變換矩陣進行工作間分析,作出了實際工作間的軸剖面。
  4. 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:建立雅可比矩陣將關節間的各關節的微分運動傳遞到笛卡爾間,使末端執行位姿產生微分運動,以用於求加度及力在不同坐標系間的線性變換,再用拉格朗日法兩機械手的有效慣量、偶合慣量、重力載荷,從而得到各關節的廣義關節力矩,並與等效驅動力矩共同得各關節的驅動力矩。
  5. The rate of single event upset ( seu ) for space - based missions has been predicted by means of ground - based particle accelerator test and simulation calculation based on models of space radiation environment and the interaction of ions with the microelectronic device

    我們採用的方法是用地面重離子加模擬實驗和機模擬間輻射環境進行單粒子翻轉率預估。引發單粒子翻轉的間高能帶電粒子環境包括銀河宇宙線,太陽宇宙線和地球輻射帶中的高能質子及重離子。
  6. They have been widely used in optical - fiber communication, satellite communication, super high speed computer, high speed measurement instrument, mobile communication, etc. since gaas is compound semiconductor, it is difficult to achieve high quality gaas crystal

    Gaas件與電路具有度高、功耗低、噪聲小、耐高溫、抗輻射等優點,在光纖通信、衛星、超高機、高測試儀、移動通信和航航天等領域中有著重要的應用。
  7. The paper formulates the dynamic analyses of hydraulic operating mechanism in large space, established mathematical model, presents methods of differential equation system, and corrects its parameters concerned in process of solution. after the unloaded characteristics calculation and test under real condition are developed for type lw - 252 breaker equipped with hydraulic operating mechanism, the time - displacement cures and the velocity - displacement cures are obtained

    本文對液壓機構的度分析,用了大量的篇幅,建立了數學模型,給出了其方程組的求解方法,並對求解過程中所涉及的系數給予修正,在此基礎上對本課題研製的配液壓機構lw - 252斷路進行了實際條件下的載特性及實驗研究,獲得了斷路的時間? ?位移曲線和度? ?位移曲線。
  8. With the computer controlling the output of the digital signals and the analog signals, controls and adjusts startup, stop, turn and rotational rapidity of the transducer - electromotor and the strength of brake actuator ; installs the torque sensor on dynamical axis, and installs the encoder on non - dynamical axis of the dimensional globoidal indexing cam mechanism ; utilizes the virtual instrument language labview development the test and control system, with the computer real - time monitoring, late displays and storages the data of the test, and processes the data and analyses it

    利用機控制數字量輸出和模擬量輸出來達到控制和調節變頻電機啟停、轉向、轉;控制制動的啟停和加載力;在弧面分度凸輪的加載軸和軸上安裝扭矩傳感和編碼;應用虛擬儀語言labview開發試驗臺的測控軟體系統,用機進行實時監測與事後顯示與存儲,並進行信號處理與分析。
  9. In the field of science and techniques of defence, computer digital sumulation technology become the most advancedted technology in the field of military electronic information system, missile weapon system, aero - space project, etc. without support of simulation technology, the development of great national defence project and weaponry can not be as so fast like today

    在國防科技領域,機數字模擬技術已成為軍事電子信息系統、導彈武系統、航航天工程等研製與實驗中的先導技術,沒有模擬技術的支持,重大國防工程和武裝備的發展就不可能像今天這樣如此迅
  10. The following algorithms have been proposed and tested in the thesis : 1 frequency selective fading : combine the isomorphism between the input space and the output space and propose a new approach to blind equalization of the channel. compared with conventional methods, the new approach offers lower computational complexity, better performance, and more robust against the over - determination of the system order ; 2 time selective fading : a new approach to the equalization of time selective channel based on the zero - forced equalizer is proposed which is more simple in its structure of algorithm ; 3 time - varying channel : using the instantaneous mean value changes of the output signal to extract the information of channel variations and model it using ar model, kalman filter is then employed to track channel variations, it bears faster ability in tracking the variation of tv channels ; based on the isomorphism between the inputs and the outputs and some of the approaches using in mimo system, a new algorithm of equalization of simo time - varying channel is proposed, which also share the merits of being robust against the over - determination of the system order ; model the time - varying channel using the multi - resolution decomposition wavelets, and then a blind identification method based " on the model is proposed ; at last, a new model for equalization and identification of mimo system is proposed

    主要工作在以下幾個方面: 1 、針對頻率選擇性衰落通道:結合輸入輸出間同構關系提出一種新的頻率選擇性通道均衡方法,與傳統方法相比,該方法量更小,收斂度更快,性能更優,且對系統階次的過確定表現穩健,具有實際均衡應用價值; 2 、針對時間選擇性衰落通道:提出一種基於迫零均衡的時間選擇性通道均衡方法,演法結構簡單; 3 、針對時變色散通道:利用瞬態均值曲線提取通道時變信息,對之ar建模,利用卡爾曼濾波跟蹤時變通道抽頭變化,可以快跟蹤通道變化;基於輸入輸出間之間的同構關系以及多輸入多輸出系統的處理方法,提出了新的單輸入多輸出色散時變通道均衡與識別演法,同樣具有對通道階次過確定保持穩健的優點;結合小波多解析度分析提出一種基於小波模型的通道盲識別演法;研究時變的多輸入多輸出系統的盲均衡與盲反卷積問題,給出一種時變系統處理模型。
  11. The first - order perturbation method correct for forcing decoupling method based on perturbation theory is put forward to decrease error ; iii. the complex modal method is introduced into analysis of non - classical damping systems to eliminate error of forcing decoupling method, and improve the complex modal response spectrum, which can apply to design of non - classical damping systems ; iv. for exerting the energy dissipation capability of each device, a two - step optimum method, whose controlling function is extremum expectation of interbedded displacement, is put forward to optimize the number and position of device ; v. the problem of iterative method applied to analyze energy dissipation systems is indicate, and give some primary advice based on pilot study

    為改善上述缺點,本文進行了以下的研究工作:在忽略耗能附加質量的基礎上,推導出適用於耗能減震結構的攝動法,減少振型分解法在迭代過程中的工作量,加快度;針對運動方程的強行解耦所產生的誤差,根據攝動法原理,對其進行一階攝動修正;為消除強行解耦振型分解法用於非比例阻尼結構分析時產生的誤差,引入狀態間對系統進行復模態分析,並改進了基於復模態理論的、適用於非比例阻尼結構設的雙反應譜方法;對于耗能的數量和位置優化進行了一些探討和研究。
  12. With the development of the technology of the computer stereovision, the binocular stereo sensor has applied in field of industry detection, object identification, robot automatic guidance, navigation etc. with the appearance of new opto - electronic scanning technique, automatic technique, highspeed data processing technique and more effective algorithm, the binocular stereo ranging method has new headway and application the contents are arranged as following

    隨著機視覺技術的不斷發展,立體視覺傳感得到越來越廣泛的應用,尤其是雙目視覺傳感的結構簡單、使用方便、度快、精度高等諸多優點被廣泛應用地于工業檢測、物體識別、機人自導引、航天、航及軍事等很多領域。隨著新型光電掃描技術、新型陣列型光電探測件及更有效的演法出現,結合迅猛發展的自動控制與高數據處理技術,立體視差測距方法有了新進展及應用。
  13. Among these a three - phase voltage - style pwm rectifier is selected, and voltage space vector pwm is employed. and its principle, mathematics models and the selection of control parameters are studied in details. in addition to, a fast algorithm for space vector pwm, the method of decomposition matrix proposed in this paper can simplify the calculation process and with which we may omit the triangular function tables

    分析總結了現有的三相整流電路拓撲及其控制策略,選擇以三相電壓型pwm整流為研究對象,並採用電壓間矢量pwm控制策略;分析研究了整流的工作原理,建立了數學模型;研究了控制方法及其參數設;提出了電壓間矢量的pwm快法,不需要三角函數表,由dsp實時得到精確的工作矢量及零矢量的作用時間。
  14. The main module of sensorless pmsm vector control such as voltage sensing, current sensing, smo rotor position estimation, speed calculation, generation of sine and cosine, vector coordinate transformation, pi regulators, svpwm vector modulation are all accomplished in the pwm interrupt service routines

    永磁同步電機無位置傳感矢量控制的主要模塊如電壓采樣、電流采樣、滑模轉子位置估、正餘弦值生成、矢量坐標變換、比例積分調節間電壓矢量脈寬調制等都是在pwm中斷服務子程序中完成。
  15. Punch forming of sheet is used widely in the industries of auto, electric appliance and aviation, etc. the numerical simulation technology of sheet forming has been developed rapidly since 1970s. especially with the rapid development of computer, the numerical simulation technology of sheet forming has tended towards the practical stage and changed the traditional design of sheet punch forming

    板料沖壓成形廣泛應用在汽車、電、航航天等工業部門, 20世紀70年代以來,板料成形數值模擬技術得到了迅發展,特別是隨著機技術的飛發展,板料成形數值模擬逐漸走向實用化階段,改變了傳統的板料沖壓成形的設過程。
  16. The circui t construct ion and the relevan t schemes of the realization of the circuit are also provided, simultaneously, the source of errors and the compensation methods are discussed. all of analysises, calculation results and simulations demonstrate that the methods presented in the paper are feasible, the algorithm is effective, the realization of circuit is simple, the procedures of the design are standard, the circuit is easy to be fabricated on a monolithic, and the system can be used for processing middle - high frequence signal and be applied in low - voltage, low - power and at high speed

    在此基礎上,本文首次提出了一種基於狀態間對數域濾波的一維連續小波變換實現方法、結構以及相關模塊電路實現的策略,並對該方法的誤差來源與補償措施進行了討論。論文中的理論分析與以及模擬結果表明,用對數域狀態間濾波實現一維連續小波變換的方法可行,演法簡單、有效,電路實現簡單,設汁過程規整,易於單片集成,適合處理中、高頻信號並運用於低電壓、低功耗、高的場合。
  17. From the calculation for the system of refrigeration, the choice of equipment, to the calculation for the temperature field and velocity field, the emphases is building model for evaporator in static state and dynamic state, do calculation and analyse for the whole space with temperature field and velocity field

    從製冷系統的負荷,設備的選型到溫度場和流場的,其中重點是為蒸發製冷劑側和氣側參數建立穩態和動態數學模型,對整個冷庫的庫體間進行溫度場和流場的分析
  18. Optical addressing modulator overtakes other kind of electronic computer in such field as compute, optical interconnect communication and light memory, which requires devices of considerable corresponding speed and high precision

    、光互聯以及光存儲等對件響應度和精度都有極高要求的應用領域中,光尋址間光調制呈現出以往電子處理方式無法比擬的優點。
  19. Power bond graph is used to established the bond graph model of the lifting and dropping of hydraulic pile hammer and state space equation in the paper for hydraulic pile hammer is perplexing nonlinear system. in order to attain the graph that pressure, position, velocity, acceleration vary with time in the course of driving pile simulation procedure solving state space equation is designed on the basis of combining four - order runge - kutta method with predicator - corrector method, dynamic simulation of the hydraulic system is studied in matlab 6. 5. it is convenient to analyse dynamic characteristics of the hydraulic syste m, beneficial to the design and parameter optimization of the hydraulic system. in the final part of the paper, under detailed analysis of the control characteristics for double - acting hydraulic pile hammer with double cylinders, control system based on the programmable logic controllers founded on technology of modern compute is designed

    由於液壓打樁錘液壓系統是一個復雜的非線性系統,本文採用功率鍵合圖法建立液壓打樁錘上行、下降的鍵合圖模型和狀態間方程,通過四階龍格?庫塔法和預估?校正法相結合編制了模擬程序對狀態間方程求解,在matlab6 . 5中進行液壓系統的動態模擬,獲得液壓打樁錘運動過程中壓力、位移、度、加度等隨時間變化的曲線圖。此曲線圖方便了對液壓系統動態特性分析,為液壓系統的設和參數優化提供了有益的借鑒。最後,在深入分析雙缸雙作用液壓打樁錘控制系統的功能要求后,採用了以現代機技術為基礎的新型工業控制裝置? plc可編程式控制制,設出了雙缸雙作用液壓打樁錘的電控制系統。
  20. The direct torque control theory is a kind of new control method after vector control theory in ac control field. it calculates and controls the torque and the flux of ac electromotor in stator coordinate using the voltage space vector. adopting the stator magnetism field direction method, it recurs to discrete pang - pang control producing pulse width modulation signal and controls the switch state of the transductor when better quality steady - state performance is produced

    直接轉矩控制技術是繼矢量控制技術之後交流調領域中新興的控制技術,它採用間矢量分析的方法,直接在定子坐標系下並控制交流電動機的轉矩和磁鏈,採用定子磁場定向,藉助于離散的兩點式控制產生脈寬信號,直接對逆變的開關狀態進行最佳控制,以獲得轉矩的高動態性能。
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