量綱分析法 的英文怎麼說

中文拼音 [liánggāngfēn]
量綱分析法 英文
dimensional method
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : Ⅰ名詞1 (提網的總繩 多用於比喻) the headrope of a fishing net 2 (比喻事物最主要的部分) key lin...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : Ⅰ動詞1. (分開; 散開) divide; separate 2. (分析) analyse; dissect; resolve Ⅱ名詞(姓氏) a surname
  • : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
  1. By the result of these experiments, acoustic emission ( ae ) was chosen to use in the research. at the same time, we analyse the phenomenon of acoustic emission at the base of theory, the characteristic signal of acoustic emission which comes from the faulty bearing at the angle of application, and the expression of the characteristic signal. contrast was also made on the data achieved separately from vibrational signal and ae signal, and it is proved that ae is feasible and available to the diagnosis to the fault of the rolling bearing

    主要工作有如下幾方面:對本段前期實驗室階段採用的振動幅值域無處理進行了,並研製了現場所使用的滾動軸承故障檢測裝置,將無參數診斷應用於段修現場,且做了大試驗;對于現場試驗中所出現的問題進行了,提出將聲發射的方用於軸承的在線故障診斷;從理論上了聲發射現象,從應用的角度故障軸承的聲發射信號的特徵以及聲發射信號特徵的表示方,並在實驗室中,採用振動和聲發射實時檢測的實驗數據進行了對比和,證明了使用聲發射對軸承故障檢測的可行性和有效性。
  2. According to the theory of dimension analysis, the basic thoughts and methods of dimension analysis modeling in the direction of practical engineering prblems are explored

    摘要在理論的基礎上,結合工程實際問題研究了建模的基本思路和方
  3. Abstract : this paper introduces the buckingham ' s theorem on dimension analysis and proves it by using method of linear algebra. the application of the buckingham ' s theorem is demonstrated by two examples

    文摘:介紹了中的白金漢定理,並且線性代數的方予以了證明,通過兩則例子說明了該定理的應用。
  4. It was shown that the dimension analysis was an effective method in simulating the complex laser bending process, and the control model that came from non - dimensional group data of simulations, was a high - accuracy model in predictive analysis

    研究結果表明,利用量綱分析法模擬復雜的激光彎曲過程是簡便有效的,基於模擬模型無因交次群組合的設計相應的參數可使控制模型達到較高的預測精度。
  5. The existed material fatigue performance test curves are dealt with and analyzed, and the non - dimensional stress - strain curve, tangent modulus factor curve and fatigue life curve are drawn based on the experiment data, and these three non - dimensional parameter curves are used to find the inherent rules that the test curves can be replaced each other to some extent. it can be concluded that if the common character and system error of these materials are found, the test curve of a certain material can be used for reference by another material. this is a simple approach about fatigue life estimate and is engineering practical

    對已有的材料力學疲勞性能試驗曲線進行整理,利用試驗數據繪制了相對應力應變曲線、切線模因子曲線和疲勞壽命曲線,利用這三種無參數曲線發現了其中存在的規律性,即在某種程度上實驗曲線可以互相取代,並用試驗數據對此進行了討論,並由此推斷,如果找出材料彼此的共性或彼此之間的系統誤差就可以將一種材料的試驗曲線供其它材料參考使用,這是一種估算材料的疲勞壽命的簡便方,對工程而言具有實用性。
  6. Based on the review, the fluid flow and heat transfer in the curved circular and rectangular pipes have been researched by employing perturbation method and numerical simulation with a physical model under the rotational orthogonal curvilinear coordinate in a rotating curvilinear pipe with multi - parameters. we firstly analyzed the fully developed fluid flow and heat transfer, mixed convection heat transfer, the development of flow and heat transfer in the inlet in different cross section ( circular, elliptical, annular and rectangular crossection ). the variations of the secondary flow, axial velocity, distribution of temperature, the friction force on the wall, the ratio of friction factor as well as the nusselt number with different dimensionless parameters had been examined in detailed

    本文在總結和了一個世紀以來有關曲線管道流動和換熱特性的研究成果的基礎上,以旋轉正交曲線坐標系統下的多參數旋轉螺旋管道中的對流傳熱為物理模型,通過攝動方和有限體積,首次對各種截面(圓截面、橢圓截面、環形截面、矩形截面)旋轉曲線管道內充發展流動的流動結構和傳熱特性(包括耦合對流傳熱特性)以及旋轉曲線管道開口段發展流動的流動結構和換熱特性進行了系統的數值模擬和理論,詳細討論了各種無參數對管道內軸向速度佈、二次流結構、溫度佈、壁面摩擦力、摩擦系數比以及管道nusselt數的影響,獲得了若干創新性成果。
  7. The analogical ratio between scale models with less ballast and their prototypes are provided by the dimensional analysis

    摘要採用量綱分析法,推導在配重不足條件下模型和原型的相似關系。
  8. In this paper, the method of dimensional analysis is used to analyze the interaction between ocean current, pipeline and seabed, and the similarity laws that should be followed in the small - scale laboratory experiments are established

    文章應用對海流、管道與海床之間的動力耦合作用進行了,確定了在實驗模擬中應遵循的相似準則。
  9. The method of correcting pulse width, which is in accord with the traditional correcting pressure method, is discussed. the polynomial correcting formula and the pressure correcting formula by means of dimensional analysis and similarity theory are obtained

    探討了符合我國傳統壓力修正方的脈寬修正方,並建立了相應的多項式修正公式和由及相似理論獲得的壓力修正公式。
  10. Based on the data on scour around large diameter cylinders exposed to waves and currents, effects of every kind of sea enviromental parameters on maximum scour depth are analyzed and guided by dimensional analysis and multidimensional linear regression, an equation is given to compute maximum scour depth around large diameter cylinders in combined waves and currents. compared with some other equations, this equation is more accrete, simpler and clearer and the compute d results are in good agreement with experimental ones

    本論文主要是在總結國內外研究成果基礎上,從波浪與水流共同作用下海床上直立大直徑圓柱建築物周圍的局部沖刷機理出發,研究和探討了圓柱周圍的沖淤形態;各種海洋環境參數對最大沖刷深度的影響,並利用已取得的實驗資料,採用原理和多元線性回歸,建立一個波流共同作用下海床上直立大直徑圓柱建築物周圍的最大沖刷深度計算公式。
  11. In this paper, charge calculating formulas and their relations of cutting chamber loose blasting are firstly analyzed with the theories of dimension, fluid dynamics. explosive dynamics, etc and the significance of the explosive factor in it is pointed out. calculating methods of the explosive factor are researched by law of conservation of energy, and then a new one is brought forward which proves to be rational and reliable by a sample

    本文首先採用、流體動力學、功能平衡理論、爆炸動力學等理論,了路塹硐室松動爆破裝藥計算公式及其內在聯系,並指出k值在現有藥計算公式中的重要性;在現有k缺陷的基礎上,利用能守恆原理,研究了路塹硐室松動爆破單位炸藥消耗計算方,並提出一種新的k值計算方,實例驗證本方合理、可靠,優于其它k值計算方
  12. In addition, the thesis has gained a little innovative achievements which are differ from other scholars, such as classifying the carrying objects of environmental carrying capacity, establishing the index system of environmental carrying capacity, unifying dimentions, modifying the initial coefficients and making use of hierarchy and vector analytical method to analyze environmental carrying capacity quantificationally

    本文在環境承載力承載對象的類、環境承載力指標體系的構建、統一的方、初始權重的修正以及採用層次矢化研究環境承載力等方面進行了不同於其他學者的新嘗試。
  13. In chapter 2, an accurate modified reynolds equation is derived. the modified reynolds equation is solved numerically with the finite different method, the generated axial thrust force, minimal mucus film thickness, load capacity of hydrodynamic pressure and circumferential friction under the rectangular screw are obtained. at last, using numeral methods and coordinate graphs, the influences of rectangular screw parameters on the generated axial thrust force, minimal mucus film thickness, load capacity of hydrodynamic pressure and circumferential friction are studied and analyzed

    第二章,首先推導了非牛頓流體的變形雷諾方程,化簡了雷諾方程,得出了矩形螺紋下有限差方程;還推出了矩形螺紋作用下軸向摩擦牽引力、粘液膜厚度、粘液膜承載能力、周向摩擦阻力無表達式,最後用數值計算方求解,通過坐標圖了矩形螺紋參數對軸向摩擦牽引力、最小粘液膜厚度、粘液膜承載能力、周向摩擦阻力的影響。
  14. To have a further study of the new type soft subgrade reinforcing system of geocell reinforced gravel mattress and gravel pile composite foundation of its mechanism of load capacity and settlement development, three comparative model tests were designed and carried out under the direction of similarity theory and similarity criterions deduced through dimension analysis method

    摘要為深入研究土工格室碎石墊層碎石樁復合地基這一新型多元復合地基加固體系的承載力和沉降變形機理,應用量綱分析法推導了土工格室碎石墊層碎石樁復合地基模型試驗的相似準則,根據相似理論設計和完成了3組具有可比性的模型試驗,獲得大荷載沉降、樁土應力比和應力佈數據。
  15. In chapter 4, the modified reynolds equation is solved numerically with the finite different method, and the generated axial thrust force, minimal mucus film thickness, load capacity of hydrodynamic pressure and circumferential friction under the serrate screw are obtained. at last, using numeral methods and coordinate graphs, the influences of serrate screw parameters on the generated axial thrust force, minimal mucus film thickness, load capacity of hydrodynamic pressure and circumferential friction are studied and analyzed

    第四章,首先求出鋸齒形螺紋下數值計算所需的有限差方程,再推出了鋸齒形螺紋作用下軸向摩擦牽引力、粘液膜厚度、粘液膜承載能力、周向摩擦阻力無表達式,最後用數值計算方求解,通過坐標圖了鋸齒形螺紋參數對軸向摩擦牽引力、最小粘液膜厚度、粘液膜承載能力、周向摩擦阻力的影響。
  16. The physical and mathematical models are founded. numerical simulation of marangoni convection in the liquid bridge and gas channel was performed by employing the primitive variable method and using galerkin finite element method, which is applied for discretization of non - dimensional governing equations and boundary conditions. the relationship between the suppressing status of mc in the liquid bridge and the inlet gas velocity or the channel width is obtained, and the suppressing status of some kinds of marangoni numbers ( ma ) or size ratios of liquid bridge a is analyzed

    採用原始變,用galerkin有限單元對無控制方程及邊界條件進行離散后,數值模擬了微重力條件下半浮區硅熔體及氣體流道內的marangoni對流,得出了無氣流沖刷速度及流道寬度變化和熔體內熱毛細對流抑製程度的關系,進而了不同的無參數ma數和不同熔體幾何尺寸比a下熱毛細對流抑制情況。
  17. By analysis of frequency spectrum based on matlab platform, wavelet method in the application of cutting out a section of inputting earthquake wave was presented. in the process of pseudo dynamic test results, the method of non - dimensional representation and analytic representation of hysteretic curve was provided. the above two methods will help to compare dissipation energy capacity of this structure at the different acceleration peak value stage of pseudo dynamic test more precisely and comparably

    通過基於matlab的地震波頻譜,說明了小波在擬動力試西安建築科技大學博士學位論文驗中地震波截取方面的應用;在擬動力段試驗數據的處理方面,本文將試驗結果的無表示方以及曲線的多項式擬合引入滯回曲線的數據處理,這將有助於擬動力試驗不同加速度峰值條件下,各階段結構耗能能力的客觀比較。
  18. Teaching ancient poetry is an important component of teaching chinese in the high school. this paper presents a survey conducted on the current teaching syllabus, the national college entrance examination papers, and teaching materials in the past ten years, trying to analyze the current teaching situation and find out the disavantages about it. ways to deal with them are also put forward. these ways are my personal proposals aiming at improving the ancient poetry teaching methods, based on structuring a new system of teaching materials, exploring teaching methods, reforming the examination model and enhancing the quality of teachers. i expect these proposals to be helpful in teaching ancient poetry in the high school

    古典詩歌教學是語文教學的重要組成部,本文研究了近十年來的教學大、高考試題、教材,並用調查對古典詩歌教學現狀進行,以尋找古典詩歌教學中存在的不足,並針對不足探求對策,從提高教師素質、構建新的古典詩歌教材體系、教學方探索、改革測試模式等方面提出提高古典詩歌教學質的構想。期望這些探索對古典詩歌教學有所裨益。
  19. In chapter 3, the modified reynolds equation is solved numerically with the finite different method, and the generated axial thrust force, minimal mucus film thickness, load capacity of hydrodynamic pressure and circumferential friction under the trapezoidal screw are obtained. at last, using numeral methods and coordinate graphs, the influences of trapezoidal screw parameters on the generated axial thrust force, minimal mucus film thickness, load capacity of hydrodynamic pressure and circumferential friction are studied and analyzed

    第三章,首先求出梯形螺紋下有限差方程,然後推導了梯形螺紋作用下軸向摩擦牽引力、粘液膜厚度、粘液膜承載能力、周向摩擦阻力無表達式,並用數值計算方求解,通過坐標圖了梯形螺紋參數對軸向摩擦牽引力、最小粘液膜厚度、粘液膜承載能力、周向摩擦阻力的影響。
分享友人