空化參數 的英文怎麼說

中文拼音 [kōnghuàshēnshǔ]
空化參數 英文
cavitation parameter
  • : 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...
  • : 參構詞成分。
  • : 數副詞(屢次) frequently; repeatedly
  • 空化 : cavitation空化機理 cavitation mechanism; 空化噪聲 [聲學] cavitation [aeration] noise; 空化作用 [化學] cavitation
  1. For this purpos, from the point of the log geology, aimed at the actuality of the current fractured reservoir log geology interpretation and evaluation, based on synthetical analysis of the current domestic and foreign fruit of fractal dimension investigation of reservoir fracture, using the method and technique of fractal dimension, through the further discussion of the fractal dimension characteristics of m index and n index in the log interpretation archie model in a sample way and through the theoretic reasoning to the fractal dimension dfa and m index of fractured reservoir interval ' s log curve, according to the geophysical signification of the fractal dimension dfa of fractured reservoir interval ' s log curve shape : the more complicated the change of the curve shape is, the larger the its dfa value is, then the more complicated space structure of fracture and pore, then the higher value of m index of space structure of fracture and pore, and so on, the text propounds an improved method, based on box dimension, of covering log curve with scale grid, and by programming computes the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, then further puts this technique into application investigation, and makes analysis of application effects in the reservoirs located in l area of qx oil field from three aspects : 1. the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, which are derived from computing, is used to identify reservoir type by crossplotting m index with the product df _ acrt of fractal dimension of acoustical wave log curve and restivity log curve and by experiential discriminance plate of reservoir type in l area of qx oil field

    因此,對該區裂縫性儲集層的類型識別、孔滲特徵的測井地質解釋以及儲層裂縫的發育和分佈規律進行深入的研究便成為本文研究的出發點。為此,本文從測井地質的角度,針對當前裂縫性儲層測井地質解釋與評價的現狀,在綜合分析當前國內外儲層裂縫的分形分維研究成果的基礎上,利用分形分維方法和技術,通過對archie測井解釋模型中的m指、 n指的分形分維特性的深入淺出的論述以及裂縫性儲層段測井曲線分維d _ ( fa )與m指的理論推導,根據裂縫性儲層測井曲線形態分維值的地球物理意義? ?曲線變越復雜,則其分維值d _ ( fa )越大、裂縫孔隙間結構越復雜、裂縫孔隙間結構指m值越高等特徵,提出了改進的基於盒維的測井曲線網格覆蓋法,編程計算了裂縫性儲層段常規測井曲線(如聲波和電阻率曲線)上分形分維值及其m指值,進而從以下三個方面對qx油田l區塊的裂縫油藏進行應用研究,效果十分理想: 1將計算得到的可變的m指與聲波和電阻率分維之積df _ acrt進行交繪,採用儲層分維值分類技術統計分析這些的規律,並結合qx油田l區塊儲層類型經驗判別圖版,從而實現qx油田l區塊下白堊統的裂縫性儲層的類型識別。
  2. The system can display in 3d the robots with higher quality graphics on pc by adopting the solid model technology, and modify the model of robots according to the size given by users, so that the parametric modeling is realized under interactive mode. it realizes the graphics simulation of robots in kinematics in both articulatory space and cartesian space, and it also realizes the animated simulation of trajectory of linear interpolation in point - to - point mode. the movement of robots can be realized by graphics teaching or programming

    該系統採用實體造型,能在微機上顯示較高質量的機器人的三維圖形,可以按照用戶給出的尺寸修改模型,在交互方式下,實現機器人的造型;系統能夠在關節間和笛卡爾間中進行運動學的圖形模擬,能進行點到點直線插補軌跡的動畫顯示,機器人的動作可以示教再現,也可以由程序設定。
  3. In view of bearing capacity of the elastoplastic theory analysis, the author made a comparison between the achieved bearing capacity limit load pi / 4 of round base ( space problem ) and the limit load pi / 4 of bar groundwork foundation design ( plane problem ) from soil mechanics at home and abroad as well as foundation criterion, and explained why the value of formula in present design criterion from soil mechanics is inclined to be conservative. in the light of the author ' s many years experience of vibration test on the spot and the research work of relevant projects, the author worked over the dynamic pile testing of the bearing capacity of foundation and batholith, and gathered the parameter of dynamic analysis and testing. the author also talked over the difficult point of pile foundation design criteria in present batholith engineering world, i. e. the confirmation of batholith bearing capacity of pile end, from the following aspects : a ) confirmation of single axis counter - pressure strength of rock in house ; b ) f. e. m calculation of elastoplastic model ; c ) calculation of soil mechanics ; d ) deep well load test

    然後,對巖土工程領域至今尚未解決,甚至不為人注意的考慮地基變形的地基承載力問題進行了實用的探討,提出了考慮地基變形的地基承載力上程計算方法;對基於彈塑性理論分析的地基承載力國內尚未見報道的間問題得到了圓形基礎(間問題)的承載力界限荷載p _ ( 1 / 4 ) ,並與國內外土力學專著及地基基礎設計規范中的條形基礎(平面問題)的界限荷載p _ ( 1 / 4 ) ,進行了對比,從而定量上解釋了目前設計規范引用土力學承載力公式值偏於保守的這一情況;根據本文作者多年從事現場地基工程振動試驗及相關課題的研究工作,本文以截頭錐模型模擬地基,對地基(巖基)承載力的動測法進行了研究,為各類地基(包括巖基) ,匯總了動力分析和檢測川的:針對日前巖土工程界應用樁基設計規范中的難點? ?樁端巖基承載力的確定問題,從巖石室內單軸抗壓強度確定、基於彈塑性模型的有限單元法計算、土力學計算及深斤載荷試驗四方面進行了深入討論;本文作者根據多年現場載荷試驗的工程實踐,對深井荷試驗裝置的核心部分? ?反力裝置,設計了側壁支撐反力加載系統,該加載系統具有實用、簡便、穩定及安個等優點。
  4. With the aid of this technique, the precision of fault location could be greatly immune to the external interference, which comes from the variation of line parameters, especially for the variation caused by tough climate or severe chilliness in some areas where the line passes by

    高壓架輸電線的隨氣候等因素的變是一個帶有普遍性的問題,在地形復雜、氣候惡劣或高寒地區尤為嚴重。
  5. Furthermore, the maximum and minimum cleaning angle and sliding angle of seeds in the scoop were determined, the angle of clapboards hatch and the thickness of scoop top were derived

    建立了持種間及在排種平面投影的理論計算公式,分析了持種間隨分種勺結構和工作位置的變
  6. 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 )對翅片管蒸發器結構特點進行分析,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,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方程建立適合動態模擬的蒸發器學模型,為系統模擬奠定基礎; 2 )對蒸發在大擾動下的開、停機過程,運用動態集中模型進行分析和計算,為更好地描述製冷系統運行的全過程奠定基礎,同時也為製冷系統實現自動控制提供一定的理論基礎; 3 )對蒸發器正常運行過程,運用動態分佈間定量耦合的觀點來分析和計算,為更好地了解穩態工況下各點的變情況及各入口對蒸發器動態特性的影響即蒸發器性能對各的敏感性; 4 )編寫翅片管蒸發器動態特性模擬計算程序,可以計算不同邊界條件和初始條件下的製冷劑熱力氣溫濕度和霜厚度分佈場,實現對翅片管蒸發器在干、濕和霜工況下的動態模擬。
  7. Abstract : the paper introduced the theory of piping transportation of the 1 500 deadweight ton bulk cement barge, and provided the numeration and selection method of main parameters, such as pipe diameter, wind pressure, flux, etc

    文摘:介紹了1500t散裝水泥運輸船的水泥管道輸送原理,給出了該船上壓縮氣管、流氣管和水泥裝卸管的管徑、風壓、流量的計算和選用方法。
  8. With the use of finite method we have developed computer simulation software for vacuum microtriodes with wedge - shaped and cone - shaped cathode on the basis of stduying deeply the field emission theory of vacuum microelectronics. the software included field section, grid point numbering, and the calculation of electric currents, transconductance and cathode capacitance, moreover, it can simulate the properties of vacuum microeletronic with variant structures and sizes. the relationship was studied and simulated among electic properties and device structures, sizes and cathode materials etc. the optimized design of vacuum microtiode was proposed

    本文在深入研究真微電子器件場致發射理論的基礎上,根據圓錐形、楔形陰極真微電子三極體的不同特點,分別建立了物理和學模型,在考慮間電荷密度影響的前提下,以有限元法為基礎採用迭代的方法計算出真微電子三極體內的電勢分佈情況,繪制出了等勢線、電子軌跡線,並得到了器件電學性能隨幾何的變情況。
  9. Changes of the longitudinal and transversal wave velocities in different directions and the rock velocity anisotropy as a function of confining pressure have been studied under laboratory ultrasonic frequency for shale and sandstone with marked foliation, which had been saturated by the fluids with different viscosity kerosene and vacuum pump oil and salinity distilled water, 50000

    利用不同黏度煤油和真泵油不同礦度蒸餾水50mg l和150mg l的nacl溶液的流體對頁巖和具有明顯層理的砂巖進行飽和,在實驗室超聲頻率下研究樣品不同方向縱橫波速度以及各向異性
  10. A rate - dependent damage evolution modified zwt nonlinear constitutive ralation is adopted, an object function of least square was established according to the experimental results. the searching space of each decision variable was foreordained with conventional optimizing method, and all parameters in zwt model for solidified pf resin were determined with generic algorithms

    基於實驗曲線構建了最小二乘形式的目標函,並採用傳統優方法輔助設計了各個決策變量的搜索間,進而用遺傳演算法確定了損傷型zwt非線性粘彈性本構關系中的材料
  11. We obtained the optimized parameter of reflective liquid crystal display by means of parameter space representation and got the so called mtn cell

    本文應用間法選定單偏振片反射式液晶顯示的優,得到所謂mtn盒。
  12. Ultrasonic has being attracted much attention gradually in fuel atomization because of some specialities of cavitation and infection on liquid flow. in the course of atomization of pitchy oil, especially, does it show greatly its advantage, but its material atomizational mechanism need research ulteriorly. the primary content of this thesis is about adding cantilever reed to effervescent atomizer so as to combine ultrasonic and effervescent. this thesis has discussed ultrasonic some mechanism, ultrasonic dynamical procreator, effervescent and liquid mucosity infection on atomization, at the some time we make some experiments and discuss atomization rule following some machinery parameter and run parameter so as to find some rule about ultrasonic atomization and to rich the research of ultrasonic atomization mechanism. all that will be beneficial to the design about ultrasonic atomization atomizer

    超聲波由於其機理及對液體的流變性影響等特性,在燃油霧燃燒中逐步引起人們的重視,尤其在重渣油等高粘度液體的霧過程中逐步顯示出其優越性,但其具體的霧機理還需要做進一步的研究在氣泡霧噴嘴基礎加入懸臂式簧片哨,將超聲波與氣泡霧相結合是本文討論的主要內容本文從研究超聲波的一些機理入手,討論了超聲動力發生器氣泡霧以及液體粘度對霧質量的影響,並通過具體的實驗,根據實驗據來討論霧質量隨各種結構運行的變規律,以便找到超聲霧的一些規律,豐富對超聲霧機理的研究,對超聲霧噴嘴的設計具有一定的指導意義。
  13. On one hand, from the technique of constrained least squares and limited energy of additive noise, an effective restored approach by adopting regularization method to overcoming ill - posed problem, solving an equation with a single variable, and using space iterative algorithm is proposed ; on the other hand, aiming at the restoration of blurred image, another effective restoration approach based on least - square algorithm is also proposed in this paper. this method firstly adopts increment iterative algorithm to improve convergence and meanwhile applies regularization technique to overcome ill - posed problem. in the computations, the regularized parameter has its adaptive character, which can be determined in terms of the restored image at each iteration step therefore automatically correct to the appropriate value

    一是從約束最小二乘出發,在加性噪聲能量有界的前提下,採用正則方法來克服病態問題,通過解一個單變量方程,並利用域迭代運算實現了一種有效的圖像復原;二是針對模糊圖像的復原問題,從最小二乘演算法出發,採用增量迭代的方法改善演算法的收斂性,同時結合正則技術克服問題的病態性質,並引入自適應的正則,使其與圖像復原的迭代運算同步進行並自動修正到最優值。
  14. , trapezoid millisecond blasting technology and wide hole space technology. in this paper, fiagmentation distribution is greatly improved, at the same time, block rate and total blasting cost are obviously decreased by the optimal plan. it is verified that the optimal model is beneficial to practice

    即集優氣間隔、梯形微差、寬孔距技術等先進爆破技術於一體的方案。把這一技術運用於實際工程,大大地改善了爆破作業后的塊度組成,降低了大塊率和爆破總成本。
  15. Secondly, to perfect the known restoring models, a new space - adaptive regularization model of image restoration is constructed by redesigning regularized parameter and regularized item

    第二,在現有復原模型的完善上,重新構建正則與正則項,構造了新的具有間自適應性質的正則圖像復原模型。
  16. Via starting and stopping air compressor, it can make the ice of evaporator melt. this controlling system can display the temperature of railway carriage, control temperature with multi - grade setting and modify controlling parameters on line. the algorithm of fuzzy controller is revising factor ( a ) consulted on line fuzzy control with integral link

    模糊控制演算法採用帶有積分環節的修正因子在線插值的模糊控制,控制系統的輸入為車廂溫度與設定值的偏差和偏差的變率,輸出為與溫度門開口角度相關的占比可調的脈沖的占,均採用正態模糊模型。
  17. The main achievements were summarized in detail as follows : ( 1 ) the cfdst tubular beams, columns and beam - columns with chs outer steel tubes were tested systematically. the main experimental parameters were tube diameter - to - thickness ratio, hollow section ratio, eccentricity and slenderness ratio. ( 2 ) load - deformation relationship curves of cfdst subjected to compression and bending were analyzed by finite element method and fiber element method

    本文具體進行了以下幾個方面的工作: ( 1 )分別以徑厚比、心率、長細比、偏心距等為主要變,較系統地進行了軸壓、純彎和壓彎構件在單調加載下的試驗研究。
  18. ( 2 ) base on the analysis of the atomizing principles of spray nozzle, mathematical model of combined spin - flow pressure spray drying was set up and the essential parameters such as spraying pressure, liquid quantity, temperature, spraying angle, inject distance, particle diameter and distribution, hollow diameter for several materials in normal conditions by experiment and ldv

    ( 2 )對旋流式組合壓力噴嘴噴射霧機理加以分析,建立了旋流式噴嘴霧學模型,採用冷態試驗法並藉助激光霧滴測試等實驗裝置對噴嘴的霧(如霧壓力、噴液量、料液溫度、霧角、霧距、霧滴直徑和分佈以及噴嘴的芯半徑等)進行測量和計算。
  19. The paper introduces the method to optimize the elastic element structure of sensor and how to make the elastic element structure optimization come true by using the ansys soft. author takes the structure optimization of one electrical resistance strain gauge extensometer as an example. and establishes the mechanics model, optimization parameter model, optimization mathematics model for the elastic element of the electrical resistance strain gauge extensometer, at the same time, discusses the design space, programs analysis file and optimization control file by using the ansys parameter design language

    論文提出用ansys軟體對傳感器的彈性元件結構進行優的方法,研究了如何用ansys軟體實現彈性元件的結構優,以應變計式引伸計彈性元件的結構優為例,建立了應變計式引伸計彈性元件的力學模型、優模型,優學模型和對設計間的探討,用ansys的設計語言編制了分析文件和優控制文件,經計算獲得最優結果。
  20. The pheromone - based parameterized probabilistic model for the aco algorithm is presented as the solution construction graph that the combinatorial optimization problem can be mapped on. based on the solution construction graph, the unified framework of the aco algorithm is presented. an iterative update procedure of the solutions distribution in the problem ' s probabilistic model is proposed, that will converge to the optimal solutions with probability one, then the minimum cross - entropy pheromone update rule is proposed to approximate the iterative update procedure by minimizing the cross - entropy distance and monte - carlo sampling

    基於解概率分佈模型,首先提出了一個以概率1收斂于最優解的解間概率分佈的迭代更新過程,然後提出了通過最小不同分佈間的交互熵距離以及蒙特卡洛采樣來逼近此迭代過程的最小交互熵信息素更新規則,接著分別給出了弧模式以及結點模式信息素分佈模型下的最小交互熵等式。
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