薄板模型 的英文怎麼說
中文拼音 [bóbǎnmóxíng]
薄板模型
英文
sheet model-
Study on the characteristic of piezoceramic actuator is an important step in the studying of undamaged - inspection process based on piezoceramic actuator technology. this thesis firstly dwells on the sample model of piezoceramic actuator under the restriction of concrete. through theory and experimentation analysis, we arrives at a conclusion that the vibration behavior of piezoceramic actuator belongs to that of the thin plate
本文著重研究了在混凝土約束條件下壓電陶瓷片的樣本模型,在此基礎上通過理論探討和實驗現象分析,認為埋置於混凝土中的壓電陶瓷片是符合彈性力學中克希霍夫有關薄板理論的假設,是屬于薄板振動問題,並確定了其邊界約束條件。In the paper, the finite element simulation software dynafrom is applied to analyze the affect of different blank holder during the forming process of laminose stepped tubular part, predict the possible defects such as wrinkle and break, obtain the rational style of blank holder avoiding the occur of defects and determine the rational configuration of die. the forming affect of thin - wall shallow stepped tubular part is analyzed when using different lubricate condition ( friction coefficient ). by this method, the relationship between friction coefficient and drawing depth of laminose stepped tubular part is obtained
本文利用有限元模擬軟體dynafrom分析了不同類型的壓邊圈對薄壁階梯筒形件成形過程的影響規律,預測了採用不同類型壓邊圈時可能出現的成形缺陷如起皺和拉裂,獲得了防止缺陷產生的合理壓邊圈形式,確定了合理的模具結構形式;分析了不同的潤滑條件(摩擦系數)對薄板階梯筒形件成形的影響,獲得摩擦系數與薄板階梯筒形件的拉深深度的關系;分析了階梯筒形件成形過程中的不同階段的應力應變分佈、毛坯材料厚度變化情況,並獲得了階梯階梯筒形件能一次拉深成形的條件。The application of model recognition in measuring strain - field of deforming sheet
模式識別在薄板成型應變場測量中的應用Based on the 3d geometry vision, using java3d, for each of worktable and sine welding seam part of sheet, the ve modeling experiments achieve the construct of macrostructure, security virtual thickness and virtual guide based on error, and accomplish the space restriction of robot running. via the structured laser sensor ’ s getting three - dimension information, the experiments achieve the modeling of sine welding seam part of sheet by using programming
在立體視覺傳感系統獲得三維信息的基礎上,利用java3d建模技術,分別對工作臺、薄板正弦曲線焊縫工件進行建模實驗,完成了虛擬環境中宏觀環境模型的建立,並根據誤差建立了安全虛擬厚度和虛擬向導,完成了對機器人運動的空間約束;通過結構光傳感器獲得三維信息,編程實現對薄板正弦曲線焊縫模型的建立。On the basis of all the above, associating with the practical engineering project of the surgery ward building of hospital xiehe of hust and taking the soil - pile - raft interaction into account, the finite element models based on kirchhoff ' s thin plate and reissner ' s moderately - thick plate theories are separately then the established 3 dimension solid finite element model as the verifying standard
在此基礎上,結合華中科技大學附屬協和醫院外科病房大樓工程,在考慮地基、樁和筏板的相互作用的情況下,以基於三維空間理論的實體有限單元模型為衡量標準,對同一結構(筏板)分別用薄板和中厚板單元建立有限單元模型進行計算。The research object in this text is the actual project - - the mansion of yatingyuan ( 40 layers above the ground, 125. 4 meter high ). the structure - design is by satwe and the analysis of the structure dynamic characteristic and earthquake response by sap2000, whose calculation models are set up according to the actual size of the structure. in satwe, the analysis model of beam and column is simulated by frame - element, slab is plane - element, shear - wall is wall - element and slab is infinitely rigid in the internal and zero in the external ; in sap2000, beam and column is frame - element, slab and shear - wall is shell - element and slab is elastic floor
本文以實際工程項目? ?雅庭園商業中心大廈(地面以上40層,建築總高度為125 . 4米)為研究對象,結構設計採用satwe ,結構的動力特性和地震反應分析採用sap2000 。結構satwe和sap2000分析的計算模型均按結構的實際尺寸建立, satwe分析模型的樑柱採用桿元模擬,樓板用薄壁殼元模擬和剪力墻用墻元模擬,樓板平面內無限剛、平面外剛度為零; sap2000分析模型的樑柱採用桿元模擬,樓板和剪力墻用殼元模擬,樓板為彈性板。In the past, two following respects that the study on magnetoelastic stability theory was main and centralized : first, setting - up and revision of the soft ferromagnetism plates buckling theory model ; second, represented by the tokamak thermonuclear current - carrying rector coil, the stability of current - carrying coils and poles under magnetic field has been studied
以前,對磁彈性穩定性理論的研究主要集中以下兩方面:一、軟鐵磁性薄板屈曲理論模型的建立及修正;二、以tokamak核聚變反應堆環向磁場載流線圈為代表的對載流線圈及載流桿件的穩定性研究。According to actual performance of rigid and flexible surface layer, visco - elastic model and elastic plates model are adopted to respectively simulate flexible and rigid surface, and the foundation is considered as transversal isotropic elastic body
基於面層的實際特徵,分別採用粘彈性模型和彈性薄板模型模擬剛性和柔性面層,地基則採用了本文所探討的地基模型。In order to control sound radiation from a baffle in sonar equipment excited by vibration and noise from a ship, the baffle was modeled as a simply supported rectangular thin plate and its radiation characteristics were analytically investigated
摘要為抑制聲吶設備中障板受艦船振動、噪聲激勵而產生的聲輻射,將障板轉化成簡支薄板模型,分析其在諧波激勵下的聲輻射。Standard specification for zinc casting alloy ingot for sheet metal forming dies and plastic injection molds
薄板金屬成型壓模和塑料注模用鋅鑄造合金錠標準規范Quadrilateral thin shell element based on area coordinate for dynamic explicit analysis
薄板成形動力顯式有限元演算法與面積坐標四邊形單元模型The sound transmission mathematics analysis model of a single - glazing window is established by using the finite element method ( fem ) theory, the sound - structure couple theory as well as vibration response and sound wave ' s incidence analysis to a single plate
通過對聲波入射的分析,同時結合薄板的振動響應分析,利用有限元理論和聲、結構耦合理論,建立了聲波入射單層窗的數學結構模型。The author makes a mathematics model by viscous hydrodynamics and so on theories of the flowing material a and b on the board, and deduces the formulas of the film thickness and perfusion measure. i also analyze the surface tension of liquid, in order to find out the best technical parameters and to control
作者利用粘性流體力學等理論建立了a 、 b混合料在太陽能電池板上流動的數學模型,從而推導出薄膜的厚度和灌注量的計算公式,並對所形成液面的表面張力進行分析,以找出最佳的技術參數,以便對其進行控制。After the distribution of the current density is derived, an anti - plane shear problem is formulated whose solution is obtained in closed form
首先求出薄板內電流密度分佈,然後考慮一類簡化的計算模型,把應力求解確定為反平面剪切問題,進而推出應力在板內分佈的解析解。In general analysis, as the limitation of assumptions of kirchhoff clas - sical plates theory, it makes error when the plates are thicker, which can ’ t meet the require - ments of engineering precision
常規分析中的克希霍夫經典薄板理論由於其模型假定的先天缺陷,在板的厚度較大時會出現明顯的誤差而不能滿足工程精度要求。Thermal and structure character of straight reheating furnace were analyzed in csp technological process. coupling with heat conduction differential equations of the thin slab and the furnace lining, the mathemat ical model of heat transfer is established in the long one dimension furnace by using zone method for making the model of radiant heat transfer. the effect of the moving velocity and kinds of the slab on temperature distribution in the furnace is discussed based upon the solutions to the mathematical model
通過分析csp工藝中直通式輥底加熱爐的熱工及結構特性,採用區域法建立爐內輻射換熱數學模型,與加熱爐內連鑄坯及爐襯的一維導熱方程相耦合,建立長一維直通式輥底加熱爐爐內傳熱數學模型.通過對數學模型的求解,研究分析了不同的薄板坯移動速度及鋼種對加熱爐爐內溫度分佈的影響Finally, the configuration model is illuminated by an example of sheet straightening machine
最後以薄板矯正機為例,對提出的產品配置模型進行了說明。By means of the state space model of variations propagation, the objective function was built and genetic algorithm was applied for the optimization of sensors ' coordinates
該方法利用薄板裝配偏差流傳遞的狀態空間模型確定優化設計的目標函數,採用遺傳演算法實現測點在多工位間坐標位置的優化設計。Modal analysis, frequency response analysis, random vibration analysis and vibration fatigue analysis are carried out based on the modified finite element model. the first natural frequency of pcb is 57 hz, and the dynamic response in the first natural frequency is the largest. weak points are also found
為分析該印製電路板可靠性及設計缺陷,需對修改過的有限元模型進行模態分析、頻率響應分析、隨機振動分析及疲勞壽命分析,以全面了解該印製電路板的動態特性(包括:印製電路板的固有頻率、隨機振動響應情況) ,以及存在的薄弱環節。Our results indicate that, when the thickness of slab is smaller than 3 nm, the oscillations of surface energy and the displacements of surface atoms as a function of the number of layers are observed
本文的研究結果表明,當所採用的平板模型層數小於9時(對應平板厚度約為3nm ) ,表面能以及表面原子弛豫均存在奇偶振蕩現象,可以預測對于sno _ 2納米薄膜,也存在類似現象。分享友人