限單元法 的英文怎麼說

中文拼音 [xiàndānyuán]
限單元法 英文
fem
  • : Ⅰ名詞(指定的范圍; 限度) limit; bounds Ⅱ動詞(指定范圍, 不許超過) set a limit; limit; restrict
  • : 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. 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化的探討,提出了考慮地基變形的地基承載力上程計算方;對基於彈塑性理論分析的地基承載力國內尚未見報道的空間問題得到了圓形基礎(空間問題)的承載力界荷載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參數: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。
  2. Abstract : propagation characteristics of r wave in a pavement structures are analysed in this paper. based on the propagation characteristics of r wave, the horizontal propagation wave is simulated by using r wave, the vertical propagation wave is also simulated by using body wave in calculating dynamic response of pavement structures. the availability and accuracy of dispersion curves measured by sasw in pavement structures is analysed by using the presented method used to calculate dynamic response

    文摘:利用有限單元法分析了道路結構的r面波傳播特性:在深度方向上衰減較慢,傳播較深,波動性大.提出了在道路結構動力響應計算中,利用面波來模擬水平向傳播波,利用體波來模擬豎直向傳播波.通過算例來驗證該方的可靠性和精確性,並利用這一動力響應計算方分析了道路結構表面波測試中所獲彌散曲線的可靠性
  3. The main contents are given in this paper as follows : firstly, the chaotic dynamic and the finite element method are introduced

    全文主要內容包括:一、混沌動力學與有限單元法的介紹。
  4. The finite-element method can be regarded as an extension of the displacement method to two-and-three-dimensional continuum problem.

    限單元法可以看作是位移對二維和三維連續體問題的推廣。
  5. The finite element method does not exhaust the possibilities for variational methods.

    限單元法不能排除變分
  6. A new method is proposed for geodesic lines generation by nonlinear element method in c

    根據最小勢能原理,詳細推導了全新的測地線生成的非線性有限單元法
  7. On the basis of the sprinkler systems " ringed arrangements, fem is used to build mathematic model of sprinkler systems. the mathematic model applies to both the ringer arrangements and the ramiform arrangements. vb6. 0 is used to compile caculation program, and a practical engineering use it to caculate

    在自噴系統環狀布置的基礎上,採用有限單元法建立了同時適用與枝狀管網和環狀管網的自噴系統水力計算的數學模型,採用vb6 . 0編寫計算程序,並用該程序對一示例工程進行實際應用。
  8. By the check - out, inspection and measurement to start construction the industrial art to this test pile with the examination between stake body mass and bearing power, made sure the stroke reasonable operation method drilling under the dissolved cavern geology term ; the pier foundation loading test expressed the lading and rub the lading that resistance drag a glazing for of relation, and to the borehole cast - in - place concrete pile in the karst terrain deliver with break the mechanism, the characteristic of bearing power, proceeding the spot test job of the full of result ; the test data expresses the stake side friction resistance to rises with a bat batch terminal friction resistance very important function, the of tip of pile resistance drag occupies the proportion very few

    通過對本次試樁施工工藝的檢測和樁身質量及承載力的檢驗,確定了沖擊鉆在溶洞地質條件下的合理使用方;基樁承載實驗表明了荷載與摩擦阻力之間的關系,並對巖溶地區的嵌巖灌注樁的荷載傳遞和破壞機理、承載力特性,進行了富有成果的現場測試工作;試驗數據表明樁側摩阻和支盤端阻起很重要的作用,樁端阻力所佔比例甚少。這與設計樁基時的計算模式相差很大,承載力也較設計增加;使用力學數值分析方和有限單元法,對鉆孔灌注樁樁端下的巖體強度和結構穩定性方面進行模擬計算和定量研究。
  9. Chapter 4 time - dependent computational simulation of the response of cable - suspension feed system in gusty wind based on the time - independent structure finite element method, and with consideration of the movement laws of cabin, a 3 - d time - dependent structure finite element model formulated by a new method named iss method ( instantaneous structure supposition method ) to deal with the vibration response of cable - suspension feed system in gusty wind is presented. in the model, all sources of geometric non - linearity, cable sag and changes of cable geometry due to large displacement, are fully considered

    基於時不變結構的有限單元法,在綜合考慮饋源艙運動規律的基礎上,提出了時變系統的瞬時結構假定,通過將懸索離散為索桿,建立了系統的時變有模型,該模型充分考慮了懸索的垂度和大變形等幾何非線性因素,應用ne 。
  10. Consequently, on the basis of non - winkler foundation model, a finite - element method that utilizes foundation flexibility matrix into iterative calculation is proposed in this paper originated from the item " the optimal design theory and research of pile capping beam " sponsored by natural science fund of hunan province, which the continuity of soil mass can be accounted for under various boundary conditions, different loadings and irregular beam characters

    本文結合湖南省自然科學基金項目「樁基承臺梁優化設計理論與方研究」 ,針對非文克爾地基(半空間、線性變形層或向壓縮層地基模型等)上的樁基承臺梁,提出一種利用地基柔度矩陣來進行迭代的有限單元法,可充分考慮梁下土體的連續性,並對基礎與土體脫開、承臺梁截面變化、梁體邊界條件復雜、上部荷載類型變化以及梁下基樁承載力差異等情況進行分析計算。
  11. The carrier bar of the mud scraper in horizontal flow basin, concentration tank and secondly precipiting basin is blongs to pole and beam structure. in this paper, the method of finite element is used to analyze the structure, and provides the basic theory and the process of analysis

    水處理設備平流池、濃縮池、二沉池的刮泥機承載梁屬于桿梁結構。文中採用了有限單元法對其進行研究,並且給出了有限單元法的基礎理論和分析過程。
  12. In the paper, with system energy balance method and heat conductive equations , on tne basis of short time heat transfer modeling established the long time modeling, considering heat interference in thermal well group. this paper used the finit element method for element division and computer analysis, and provided the operation temperature figure. acquired computation values agreed well with experimental results, the most difference between them was 5. 13 %

    本文採用系統能量平衡結合熱傳導方程,在淺埋套管式換熱器短期傳熱模型基礎上建立了長期傳熱模型,並考慮了管群熱干擾對模型的影響。並運用有限單元法軟體編程進行離散和計算機分析,得出模擬溫度場,其模擬值與實測的均值基本相符,兩者最大誤差小於5 . 13 % ,表明該模型具有一定的合理性和實用意義。
  13. Secondly applying the finite element method, the model of suspension bridge and develops computer software system - sbcs are built in this paper

    其次,應用有限單元法,建立了相應的懸索橋計算模型,利用平面桿系通用有計算程序進行結構分析,編制了懸索橋施工控制分析計算系統sbcs 。
  14. A 3 - d simulative calculation program concerning temperature field and creep stress field and its pre - processing and post - processing has been developed. by applying this program, temperature field and creep stress field of hydraulic culvert and sluice engineer concrete is simulated. 2

    開發了非穩定溫度場和應力模擬計算的三維有計算程序及有限單元法的前後處理程序,運用此程序對水工涵閘工程混凝土進行了溫度場和應力場的計算分析,得出相關結論。
  15. Simulation and analysis are made for the various excavation schemes for the drift cut - and - fill stoping production in xiaotianjing mine district of heqing manganese ( group ) co. by 3 - d fem and the optimized excavation scheme has played a great role in assuring a safety mine production

    應用三維有限單元法對鶴慶錳業集團公司小天井礦區上向進路分層乾式充填采礦過程進行了不同開挖方案的模擬分析,所優選的開挖方案對礦山安全生產起到較大作用,模擬結果與生產實際基本一致。
  16. In this paper, the state of the art of the engineering controlled explosion and the finite element method ( fem ) are reviewed. in order to analyze and simulate the demolishment of frame - structured buildings due to controlled blasting, the method of killing or activating elements, a high level technique in fem, and the special element - solid65 are introduced to the blasting field first in china by the author

    本文回顧和總結了工程式控制制爆破和有限單元法的發展歷史及其研究現狀,在國內首次把生死這一有高級處理技術和ansys軟體中特有的solid65引入到爆破拆除工程領域,用其進行框架結構樓房爆破拆除的計算機模擬,探討了構件在完全破壞前的應力、應變、裂縫生成和塑性鉸形成位置。
  17. The finite element method for space geometric stability analysis

    空間幾何構造分析的有限單元法
  18. Generally, the skew bridge ' s calculation theories can be divided into three types : the category 1 is the plank theories method, such as the finite difference method, the finite element method and the finite strip method, etc ; the category 2 is the beam theories, such as the grid beam theories, the general grid theories, the rigid cross - beam method, the elastically - supported continuous beam method and the bar system analytical method, etc ; the category 3 is the practical method, such as the g - m revising method, the grid - beam simple method and ghali form coefficient method, etc

    目前關于斜梁橋的計算理論和方概括起來,大致可以分為三類:第一類為板理論方,如有差分、變分、有限單元法、有等;第二類為梁理論,如格構梁理論、一般格構理論、剛性橫梁、彈性支承連續、桿件結構的分析方;第三類為實用計演算,荷載橫向分佈的計算方如g ? m修正、格構梁的簡易、 ghali表格系數等。
  19. The proposed model is compared with experimental beams in the midspan cross - section deflections, strain distribution and the slip of supporting points

    為驗證有限單元法的正確性,對試驗梁進行了跨中撓度、沿梁高應變分佈及梁端滑移的計算分析。
  20. The present utilization and existing problems in water resource of the north of huaihe river in anhui are introduced. based on such research objects as northern guo river of bozhou, jiangtang of fuyang and key city zones, a mathematical model with systems engineering viewpoint is established and used to investigate in water resource problems in the area. the main contents are as following : ( 1 ) groundwater resource and present utilization ; ( 2 ) mensuration of calculational parameters of groundwater and calculational methods ; ( 3 ) economic parameters of irrigation areas ; ( 4 ) establishing northern wo river forecast model with finite element method, areal well - group method and water balance method ; ( 5 ) establishing optimal water resource allocating model for northern jiangtang and new cihuaixin river irrigation area and investigating in the combination of surface water and groundwater, optimal agricultural planting - mode and optimal distribution proportion of various water sources ; ( 6 ) some existing exploitation problems and advices about water resource in the area

    本論文針對淮北地區水資源開發利用現狀及存在問題,以安徽亳州渦河以北地區、阜陽姜堂鄉和重點城市區為研究對象,運用系統工程觀點,採用數學模型方,對該區水資源問題進行了綜合研究,主要內容為: ( 1 )地下水資源及開發利用現狀; ( 2 )地下水計算參數測定和計算方; ( 3 )灌區經濟參數; ( 4 )採用有限單元法、面狀井系、水均衡,建立亳州渦河以北地下水位預測模型; ( 5 )建立阜陽姜堂及茨淮新河北部的農灌區水資源優化配置模型,應用系統分析的方,研究地表水與地下水聯合運用,農業最優種植模式及各種水源的最佳分配比例; ( 6 )淮北地區水資源開發利用存在問題及建議。
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