計算力學學報 的英文怎麼說
中文拼音 [jìsuànlìxuéxuébào]
計算力學學報
英文
chinese journal of computational mechanics- 計 : 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...
- 算 : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
- 力 : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
- 學 : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
- 報 : Ⅰ動詞1 (告知; 報告) report; declare; announce 2 (回答) reply; respond; reciprocate 3 (答謝)...
- 計算 : 1 (求得未知數) count; compute; calculate; reckon; enumerate 2 (考慮; 籌劃) consideration; pla...
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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空間問題得到了圓形基礎(空間問題)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。Celestial mechanics enables astronomers to calculate the positions of the planets at any time in the post or future and to predict the movements of comets.
天體力學使文學家能計算出行星在過去或將來任何時候的位置,並能預報彗星的運行位置。The effect of reynolds number on rudder hydrodynamic performance is also analyzed. up to the stall angle the computed lift and drag agree well with measurements and other author ' s calculations, whereas stall angle, lift and drag beyond the stall angle are slightly under - predicted. the solver is used to investigate laminar and turbulent separated flows around a 6 : 1 prolate spheroid at high incidence angles and their effects on hydrodynamic forces
應用所開發的求解器,以naca0015翼型舵為算例計算了船舵在不同雷諾武漢理三;大學博士學位論文數下大舵角范圍內的三維粘性流場及水動力,成功地預報了舵的失速角和最大升力,並初步探討了雷諾數對舵水動力的影響;計算結果與現有試驗和計算數據比較,吻合程度相當好,初步檢驗和驗證了該求解器精確模擬粘性流動和計算水動力的能力。This paper is a review of rotorcraft cfd in light of major unsolved problems, and some prospects and solution philosophy for solving them
本報告是依據未解決的重大問題、解決這些問題的若干前景和指導思想對旋翼機計算空氣動力學( cfd )所作的評述。Chinese journal of computational mechanics
計算力學學報Study achievement appears as following aspects : ( 1 ) yellow river estuary gate river flow and tide flow mixed area is not keep standing deposition status, on special income water and sediment conditions, boundary conditions and oceanic power conditions, this area may on the scour status ; ( 2 ) observed from estuary sediment deposition distributing process : delta and sea offing area sediment deposition vary trend is similar, each part sediment deposition scale varies as wave shape ; ( 3 ) on estuary gate, affect the sediment deposition factors, primary factors are tide prop, the gate widens gradually, estuary gate have branches, brine induced flocculation. this paper study the estuary gate widen, estuary gate have branches to affect the river channel deposition in quantity ; ( 4 ) based on field measured data, for the first time, deduce the estuary sediment deposition and distributing regress formula which can estimate estuary different areas sediment deposition volume ; ( 5 ) this subject demonstrate the estuary delta coastline dynamic balance conception, build the relationship between the estuary income sediment with deposition land area, draw the following important conclusion : when estuary years - averaged income sediment keeps at 345 million tons, the delta coastline may on the dynamic balance status. ( 6 ) this subject firstly brings up estuary sediment optimized control conception, and has the primary study on the macroscopically optimized control conception method
研究認為: ( 1 )黃河河口口門逕流潮汐區域並非持續保持淤積狀態,在特定的來水來沙、邊界條件和海洋動力條件下,該區域可以處于沖刷狀態; ( 2 )從河口泥沙沉積分配的過程來看:三角洲與濱海區泥沙的沉積變化趨勢是基本一致的,各部位的泥沙沉積比例變化基本呈波動狀態,且三角洲與濱海區泥沙的沉積比例與來沙量密切相關,基本成正比關系; ( 3 )在口門處,影響泥沙沉淤的因素主要集中在潮汐頂托、口門逐漸加寬、河口門分汊、鹽水造成絮凝等,本報告主要對口門加寬,口門西妥理工大學工程碩士專業學位論文分漢對河道淤積的影響進行了定量分析: (一扣根據實測資料首次建立了河贖流路泥沙沉積分配的回歸計算式,據此可以預估計算河口不同區域泥沙的沉淤量; 、 5 )本項研究首次論證了河口三角洲岸線動態平衡的概念,並建立了黃河河口來沙量與造陸面積的相關關系,得出了當河口多年平均來沙量維持在3 . 45億t時其河口三角洲岸線則可能處于動態平衡狀態的重要結論; 『 6 )本項研究首次提出了河口泥沙優化調控的概念,並對其宏觀優化調控模式進行了初步探討。In the second part, firstly, the mathematical model for predicting hydrodynamic characteristics of varivec propeller under steady or unsteady condition are present, based on the general propeller lifting - surface theory, potential flow theory and green theorem. then, theoretical calculation methods for predicting hydrodynamic characteristics of varivec propeller designed above paragraphs are present, based on the finite basic solution method, the unsteady vortex lattice method and hess - smith method
在理論計算部分,本文首先基於常規螺旋槳升力面理論、勢流理論和格林定理建立了定常和非定常狀態下全方向推進器水動力性能計算的數學模型,然後利用有限基本解法、非定常渦格法和赫斯?史密斯方法對全方向推進器定常和非定常狀態下的數學模型進行了數值離散,接下來針對前面所設計的全方位推進器進行了數值預報。Carrying out " a teaching activity about intellectual investment " among students is an innovation, which makes students calculate their " amount of intellectual investment " according in their personal circumstances, hence pay back their parents, the motherland, the society with true affection and enhance their sense of social responsibility
在大學生中開展「智力投資教育活動」就是一種創新教育,它讓大學生聯系自己的實際計算其本人的「智力投資額」 ,從而以真情回報父母、回報國家、回報社會,增強自身的社會責任感。Using a combination method of the lifting surface theory and acoustic technique, the effects of different diameters, skews and rakes on the discrete noise of the propeller are studied by the numerical method and some useful results for engineering are presented in this paper
利用升力面理論和聲學方法得到的離散譜噪聲的預報公式,對螺旋槳直徑、側斜、縱傾變化對離散譜噪聲的影響作了數值計算,並得到了工程上有實用意義的結果。As a result, the studying aim of this paper is to establish a practical and complete system for the prediction of ship maneuvering motion, taking into account of the influence of the environmental factors, such as the wind, wave and current, establish a practical and complete system for the prediction of ship maneuvering motion. in this paper, the opengl virtual reality simulation technique is introduced into the field of ship maneuver and control, and using the mmg mathematical model, the three dimensional dynamic simulation system of the ship motion is established and good results are achieved. in the process of the system development, firstly, the maneuvering motion equations for ship in the still water are established, based on the mmg module mathematical model and serial experimental result
在系統開發過程中,首先採用mmg分離式數學模型及相關的系列化試驗結果,建立單槳單舵海洋運輸船舶在靜水中的船舶操縱運動方程,並編制計算程序,經與試驗結果比較,證實了計算結果的正確性;為了解mmg數學模型中模型參數變化對操縱性指數的影響程度,作者在上述已有程序基礎上,對有關模型參數進行偏移修正,探討了相應參數變化后的操縱性指數,對船舶操縱性指數對模型參數的靈敏度進行了詳細的分析與探討,所得結論與工程實際相吻合,具有實際應用價值,並為進一步提高船舶操縱性預報的精度打下了基礎;然後,在已有的船舶靜水操縱運動模型基礎上,考慮雙槳雙舵的影響,建立了內河雙槳雙舵船舶的操縱運動模型;最後,綜合考慮風浪流作用力的影響,進行了船舶的操縱運動模擬計算。The results should be improved by reconsidering the boundary conditions. the research is useful for hydrodynamic calculation of the submerged body by using cfd technique
本論文的研究為用計算流體動力學( cfd )方法預報潛體的水動力性能打下了一定的基礎。In this paper, the study status about freeze - up of domestic and overseas was discussed first, then based on thermodynamic theories and river ice hydraulic theories, using the observed data to calculate parameters, the freeze - up forecasting mathematical model in inner mongolia reach was established. in the model, the calculating method of heat exchanging coefficient was perfected properly, and the river characteristics was quantified for the first time. the forecasting result indicated that the model precision is high, and the freeze - up forecasting formula is all - purposed
本文首先論述了國內外有關封河研究的現狀,然後在此基礎上針對存在問題,以熱力學理論及冰水力學理論為基礎,利用實測資料率定參數,建立了內蒙古河段封河預報數學模型,其中對熱交換系數的計算進行適當的修改,並將河道條件量化考慮進封河預報數學模型中,證明預報精確度高,且各河段預報公式具有通用性。Taking ningxia - inner mongolia reach of yellow river as a study case, a ice regime forecast data warehouse is established for the datamining concerned on the basis of the analysis on the ice regime changing law and its influencing factor of the reach, and then the conceptual mathematic model and artificial neural network model for the parameter calibration of ice regime forecast are built up with gis in combination of the relevant empirical forecast models based on the principles of the hydrological flow muting, thermodynamics and ice hydraulics etc., with which the design and development of the decision support system for the ice regime forecast with the integrated functions of information inquiry, model parameter calibration, temperature forecast and ice regime forecast are preliminarily discussed
摘要以黃河寧蒙河段為例,在對河段歷史冰情變化規律及其影響因素分析的基礎上,建立冰情預報數據庫,進行數據挖掘,並以地理信息系統( gis )為平臺,以水文學流量演算、熱力學、冰水力學等原理為基礎,結合相關經驗預報模型,建立用實測資料進行參數率定的冰情預報概念性數學模型和人工神經網路模型,初步探討了集信息查詢、模型參數率定、氣溫預報、冰情預報等功能為一體的冰情預報決策支持系統的設計與開發。The high - performance solution of sparse linear algebra equations is very important in solving many problems from science and engineering applications, including computational fluid, simulation and design of materials, data processing in oil exploitation and earthquake prediction, numerical forecast of weather, and numerical simulation of nuclear blast
稀疏線性代數方程組的高效求解是許多科學與工程計算的核心,如計算流體力學、材料模擬與設計、石油地震數據處理、數值天氣預報從核爆數值模擬等都離不開稀疏線性代數方程組的求解。Ding d. j., cao z. l. et al. ( 1992 ). " investigation on high - ductility rc shear walls. " studi e ricerche, 13, politechnico di milano, italia
謝育良,曹征良( 1990 ) . "鋼筋混凝土簡支梁考慮主壓應力破壞的抗剪強度計算. "南京建築工程學院學報,第14卷,第3期, 38 - 51頁Because of the randomness, the periodicity and the impact property of load changes, the short - range electric load forecasting accuracy is related to the pre - processing of original data, the load forecasting model, the sudden change of climate etc. without an appropriate mathematical model, it is difficult to meet the demand of farecasting accuracy by using computer software
短期電力負荷預報的準確度與原始數據的預處理、負荷特性、預報模型、氣候突變等因素有關,因為負荷變動具有隨機性、周期性和沖擊性的特性,如果不採用恰當的數學模型,利用計算機軟體技術就難以滿足預報準確度要求。Along with the development of computer scientific techniques and wide appliance in shipbuilding, numerical method based on cfd technique has become an effective tool for predicting the resistance and optimum design of ships
隨著計算機科學技術的發展及其在造船學科的日益廣泛的應用,基於計算流體動力學( computationalfluiddynamics , cfd )技術的數值計算方法已成為預報船舶阻力和優化設計船型的有效工具。Fan, j. and shen, c. ( 1995 ) a sterically dependent chemical reaction model. rarefied gas dynamics, edited by j. harvey & g. lord, pp. 469 - 475
沈青,樊菁,胡振華,徐曉燕( 1996 )過渡領域三維繞流直接統計模擬的新演算法。空氣動力學學報, 14卷, 3期, 467 475頁Lu, p., chen, h. b. and mahrenholtz, o. ( 1997 ) : an improvement of boundary element formulation for elasticity with body forces. mechanics research communications, 24, 569 - 574
陳海波,黃穎青,肖奇志,呂品,吳長春( 1997 ) :雜交邊界元與有限元的變分耦合方法。計算力學學報, 14卷增刊, 403 406 。Professor xikui li attended “ international workshop on environmental geomechanics ” held in ascona, switzerland in the period from 30th june to 5th july, 2002. he also gave a presentation on the workshop
2002年7月7日7月12日,李錫夔教授參加了在奧地利維也納舉行的第5屆世界計算力學大會,並在分會上作了學術報告。分享友人