方程解算器 的英文怎麼說

中文拼音 [fāngchéngjiěsuàn]
方程解算器 英文
equation solver
  • : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
  • : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
  • : 解動詞(解送) send under guard
  • : 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
  • 解算器 : ik
  1. Second, the starting and stopping behaviors under disturbed condition are analyzed and calculated by using the dynamic concentrative parameter model, which gives some advice to better prescribe refrigeration system and set theoretic foundation for carrying out automatic control of refrigeration system. third, the normal running process is analyzed and calculated by means of rational matching theory, which gives some advice on how to better understand the parameter change under steady state and the affection of inlet - parameter on evaporator. fourth, the simulation software with dynamic characteristic is designed, which can be applied to calculate thernio - parameter of cryogen, air humidity and frost thickness under different initial and boundary conditions, and to carry out dynamic simulation under conditions of dryness, wetness and frostiness, at the same time, to achieve detection and simulation at any stage from starting to stopping

    本文的主要內容如下: 1 )對翅片管蒸發結構特點進行分析,選取適當的微元控制體,就干、濕和霜工況下對每個微元分別進行傳熱傳質分析,基於經驗關系式確定霜的有關參數,對于霜工況下的霜生長建立模型,經適當假設,運用質量守恆、能量守恆和動量守恆建立適合動態模擬的蒸發數學模型,為系統模擬奠定基礎; 2 )對蒸發在大擾動下的開、停機過,運用動態集中參數模型進行分析和計,為更好地描述製冷系統運行的全過奠定基礎,同時也為製冷系統實現自動控制提供一定的理論基礎; 3 )對蒸發正常運行過,運用動態分佈參數和參數間定量耦合的觀點來分析和計,為更好地了穩態工況下各點參數的變化情況及各入口參數對蒸發動態特性的影響即蒸發性能對各參數變化的敏感性; 4 )編寫翅片管蒸發動態特性模擬計序,可以計不同邊界條件和初始條件下的製冷劑熱力參數、空氣溫濕度和霜厚度分佈場,實現對翅片管蒸發在干、濕和霜工況下的動態模擬。
  2. This paper analyses the numerical simulation problems of the semiconductor devices deeply. a one dimensional pn junction diode is worked out satisfyingly by the recursive method with the matlab5. 3 software

    論文深入的分析了半導體件的數值模擬問題,利用matlab5 . 3等計機工具,用三對角矩陣的遞歸演法,實現了pn結二極體的一維求,取得了比較滿意的結果。
  3. Through analyses of epipolarity geometry of the linear ccd push - broom images and frame perspective images, based on the projection track method, epipolarity of linear ccd push - broom image is established and the properties of epipolarity curves is discussed, and a new epipolarity model based on the simplified push - broom sensor model is proposed. for stereo images of frame perspective and linear perspective, how to set up of epipolarity is studied in terms of fundamental matrix in computer vision, and an algorithm of epipolarity solution that only depends on coordinates relation of identical point is presented. 4

    通過線陣ccd推掃式影像和框幅式中心投影影像核線理論的對比研究,利用投影軌跡法建立了線陣ccd推掃式影像的核線模型,分析和總結了它的基本特性;針對基於共線的簡化傳感模型,提出了一種新的核線模型;對框幅式中心投影立體影像和線陣ccd推掃式立體影像,利用計機視覺中的基本矩陣研究核線關系的建立,提出了一種單純依靠同名點坐標關系的核線模型法; 4
  4. The transonic steady / unsteady navier - stokes / euler flow solvers based on ausm + scheme have been developed in this dissertation. the structured grids are generated using transfinite interpolation. a cell - centered finite volume approach is used

    因此,研究開發高效、高精度、高魯棒性、實用的跨音速定常、非定常navier - stokes euler方程解算器至關重要。
  5. 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,作者針對機人的設計要求提出了多個案,對其進行分析比較,選擇其中最優的案進行了結構設計;同時進行了運動學分析,用d - h法建立了坐標變換矩陣,推了運動的正、逆;用矢量積法推導了速度雅可比矩陣,並計了包括腕點在內的一些點的位移和速度;然後藉助坐標變換矩陣進行工作空間分析,作出了實際工作空間的軸剖面。
  6. Least squares solution of equation is used to calculate and adjustment transformation matrix at same time, transformation matrix is used to calculate the 3 - axis angle of star sensor. so is very fast and precise

    利用組的最小二乘求取轉換矩陣,通過轉換矩陣計星敏感的三軸姿態角,使姿態計和平差同時進行,具有較高的姿態計精度和計速度。
  7. Section ii describes the design approach and implementation of speech module on mcf5249 coldfire core. the speech codec optimizes g. 729a codes and added voice activity detection of g. 729b to save bandwidth ; the implementation of acoustic echo cancellation uses nlms algorithm and it can reduce echo though designing adaptive fir filter and speech detector ; the dtmf and cpt generate signal using two second order digital sinusoidal oscillators and detect signal by picking up the frequency information. but only get the frequency information is not enough in cpt detector, this thesis introduces a method

    其中對語音編的設計採用優化g . 729a代碼達到設計要求,並在此基礎上加入g . 729b的靜音檢測模塊,以進一步降低網路傳輸帶寬;對回聲消除的設計採用nlms演法,通過設計自適應fir濾波和語音檢測達到回聲消除目的;對雙音多頻設計,信號發生端採用構造靜態參數表並通過二階正弦振蕩產生信號,信號檢測端提取頻率信息以檢測信號;對呼叫進音設計,除了類似雙音多頻的信號發生及頻率檢測設計外,還需要檢測信號持續時間,作者設計了一種基於匹配狀態表的法以檢測信號持續時間。
  8. As to the simulation, three - dimensional n - s equations and two - phase flow model, in which the liquid toluene spray as discrete particles was considered, were employed to describe the turbulent combustion processes in the combustion chamber. the mass and energy transfer between the two phases were calculated by the droplet evaporation model, and the arrehnius model was used to obtain the gas chemical reaction rate. the details of 3d flow field, the distributions of temperature and compounds were obtained by solving the equations

    數值模擬面,應用三維湍流n - s以及顆粒軌道模型描述了激光燃燒室內部的噴霧兩相燃燒流動過,兩相之間的質量、能量交換由液滴蒸發模型計,氣相化學反應速率由arrhnius公式計,通過耦合求氣液兩相模型,模擬了燃燒室三維流場,得到了燃燒室內的溫度和組分濃度分佈。
  9. The number of error symbols that can be corrected by the decoder is 2. the design process includes storing the input data, calculating the syndromes, designing multiplier and divider and solving the key equation

    Rs ( 256 , 252 )譯碼的設計過主要包括輸入數據的存儲、伴隨式的計、乘法和除法的設計、關鍵的求等幾個步驟。
  10. In the first part, the basic knowledge of particle scattering in meteorology and physics was introduced. the particles to be discussed include aerosol particles, fog droplets and raindrops and the em wave band in the discussion is near - infrared. in the second part, the mie theory was briefly reviewed and was applied to investigate the scattering characteristics of spherical atmospheric particles, the result shows that in the visibility measurement meter using forward - scattering method, when the working wavelegth is between 0. 8 m ~ 2 m, the scattering angle is between 25 ~ 40, the distinguishability and the relative scattering intensity would be better than those under other conditions. in the third part, the superellipsoid was used to describe a wide range of shapes such as spheres. ellipsoids and cylinders. an improved t - matrix method which can be used to calculate arbitry shaped particle ' s scattering field was introduced, and the scattering characteristics of non - spherical atmospheric particles was investigated with this method

    結果表明,從相對散射強度、同一向上不同粒子散射的可區分度來看,在散射式能見度探測儀中,工作波長介於0 . 86 m 2 m ,探測角度選取前向25度40度時,探測的結果將會是比較理想的。第三部分中,使用超橢球來統一描述各種非球形粒子的形狀,然後使用t矩陣法計了一些形狀的非球形粒子的近紅外散射特性。另外,在本文中還針對球形粒子的散射場提供了一種三維可視化法,使對散射場強度的空間分佈的理更加簡單,直觀。
  11. The main context of this paper is improving the precision of the disseminator. through analyzing the motion and construction parameter, making sure of the factor of working property, the motion equations of seed were established, and then the mathematical patter of main parameters were established. using of vb, we compiled procedure to simulate the motion of seed in the working process, finding the main factor that affect on the working property of the disseminator, then optimal designing of parameters of the device was laid

    通過對排種輪的充種極限速度、清種始角、護種始角、排種的投種口尺寸、型孔的尺寸等運動參數和結構參數進行分析,總體了排種結構參數和運動參數對其工作性能的影響,建立種子的運動,進而建立各主要參數(充種速度、清種角、護種角等)的數學模型,運用計機輔助分析( caa )法,通過visualbasic編製序,對排種工作過中種子的運動進行動態模擬,找出影響排種工作性能的主要因素,並對其參數進行優化,為合理地優化設計奠定了基礎。
  12. Quantum capture is a complicated process and capture time computation and experiment test are provided. it is difficult to ascertain carrier ' s transportation and distribution in multiply quantum wels and tunneling time and heating emitting time computations are also provided. optical gain whose formula is complicated is a critical parameter and it is useful for structuring model to obtain a concise formula by means of experiment curve

    詳細說明了確定半導體激光速率的一些重要參量的法,如:載流子在三維sch區的輸運行為對激光的調制特性有較大影響;量子阱對載流子的捕獲是一個復雜的過,文中給出了量子捕獲時間的計法以及實驗證明;多量子阱中載流子輸運與分佈也是相當復雜的問題,文中給出了隧穿時間與熱發射時間的計法;光增益是關鍵的參量,它的析式相當繁瑣,由實驗曲線擬合其較為簡明的經驗式,對定模工作是有利的。
  13. A general stack equation of mobile robot based on analyzing the motion of planar motion object and the mathematical models of four different kinds of common wheels is developed, accordingly, the mobility of mobile robot is addressed and the forward and inverse solutions to speed for specific configuration driven by differential speed are derived. utilizing the muir and newman convention, the description of the posture transformation matrices between different coordinate frames and the solution for the speed of point located on these frames are introduced. according to posture estimation, a more accurate method, dead reckoning algorithm, is developed for a specified configuration characterized by differential speed motorization, and simulations of this algorithm and other traditional methods are carried out using matlab while traversing a circular path

    本文對兩輪差速驅動移動機人的運動學及其本體緩沖設計進行了探討,在對平面運動物體運動分析的基礎上結合四種常用車輪的數學模型,推導出了一個通用的移動機人堆積,在此基礎上分析了移動機人的移動能力、並針對兩輪差速構型推導了速度正與逆;使用muir和newman的運動學建模法,推導了移動機人上點及連桿坐標系位姿、速度變換關系矩陣及求法;在移動機人位姿識別法中結合差速驅動構型對航位推演法進行了分析:推導了一種理論精度較高的航位推法,並使用matlab對其與傳統的推法在跟蹤圓弧軌跡情況下進行了模擬;最後針對本文所研究的機人給出了一種比較系統、可靠的緩沖結構設計思路,較好地決了移動機人作業過中外界因素及本身設計中引入的各種不確定誤差問題;本論文研究成果已在本實驗室所開發的樣機上得到實現,經過應用與考核證明其中的分析與設計是切實可行的。
  14. The basic principle, main properties, typical parameters, technical characteristics and general situation of klystron are introduced. the electron beam prebunching in the modulated cavity and shift tube of relativistic klystron amplifer ( rka ) is studied analytically, a self - consistent equation of radiation generated by the prebunched electron beam in the radiation cavity is derived using the field method of particle ? wave interaction instead of the electrical circuit method, and in terms of it, the gain in the linear regime calculated, a field analysis method is proposed. the theory analysis shows that the characteristic parameters, such as resonance frequency, real part of gap - impedance, external quality fadtor in all kinds of klystron output circuits including single - beam, multi - beam, single - gap, multi - gap, single - beammulti - gap, multi - beam multi - gap klystron output circuit, can be calculated by the field analysis method

    本文系統的介紹了速調管的工作原理、主要特點、發展概況、主要性能指標和技術特點,析的研究了電子束在相對論速調管放大的調制腔和漂移管中的預群聚;用粒子波互作用的場法導出了在輻射腔中預群聚電子束產生輻射的自洽,同時對線性區的增益進行了計。理論分析表明,場分析法可用於計單注單間隙、多注多間隙、單注多間隙和多注多間隙速調管輸出迴路的諧振頻率、間隙阻抗實部和外觀品質因數等特性參數。
  15. Analyzing existing engineering methods, we combine them in such a way to make computing aerodynamic characteristics possible for arbitrarily shaped body

    驗證、分析了各種超音速、高超音速氣動力工法,將各種工法統一起來,用於求任意外形的飛行氣動力。
  16. Based on the test data of air chamber pushrod force - stroke, a computation model a bout air chamber pushrod force - stroke was established, and calculation formula of actuation deformation characteristics of the drum brake was proposed according to test data

    摘要以制動氣室推出力行試驗數據為基礎,建立了氣室推桿力與行的計模型,根據試驗數據提出了鼓式制動的促動變形特性的計公式,用試驗決了制動推桿總行過大的生產實際問題。
  17. In the beginning, the development history and the current development of the technique of fiber detection are introduced briefly. then, discussed in detail are strong coupling theory concerning the fbt coupler and the weak coupling theory concerning the hf acid etching and the side - polishing coupler. from the analysis of fiber coupling equations, the solution of the equation and the formula of the coupling coefficient are derived

    本文首先概述了光纖竊聽技術的發展歷和現狀,有針對性地分析了關于光纖竊聽技術中的光纖耦合問題,並詳細介紹了用於熔融拉錐耦合的強耦合理論和用於氫氟酸腐蝕與邊研磨光纖耦合的弱耦合理論;分析了耦合模,得出了耦合模的形式,推導出耦合系數的計公式。
  18. Finally, the 2d unsteady navier - stokes flow solver is coupled with two - degree - of - freedom flutter motion equation in time domain to investigate the flutter characteristics of several supercritical airfoils

    最後,本文將二維非定常nayier - stokes方程解算器與顫振運動耦合,研究了超臨界翼型的跨音速顫振特性。
  19. For unsteady - state calculations, jameson ' s dual - time method is used. to confirm the validity, effectivity and reliability of developed flow solvers based on ausm + scheme, test cases of steady / unsteady transonic flow of naca0012 airfoil and onera m6 wings are investigated first

    本文首先以naca0012翼型、 oneram6機翼為例,驗證了本文發展的基於ausm +格式的跨音速定常、非定常navier - stokes euler方程解算器是正確、有效和可靠的。
  20. In spite of these advantages, we should concentrate on how to extend the representation of modes, how to apply to unstructured grids, etc. and when combining pod and saa, it is necessary to know how to represent the shape and how to control the range of seeking and iteration number

    但在研究的過中,我們發現正交分法也存在如下問題:如何增強基模態的表達能力,如何將該法應用於非結構網格的計等。在利用模擬退火演法結合進行翼型反設計時,則需要考慮如何表達幾何外形形狀,怎樣控制搜索范圍以及如何減小搜索次數等實際問題。
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