實尺模型 的英文怎麼說
中文拼音 [shíchǐmóxíng]
實尺模型
英文
full scale mock-up-
But the head is a complex and anomalistic model, it ’ s hard to get the cad model with traditional measurement
並根據得到的尺寸特徵選取具有代表性的實際人體頭部模型點雲。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,實現機器人的參數化造型;系統能夠在關節空間和笛卡爾空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。Typical variable windfield models, such as large scale steady wind flow, downburst, turbulence, airflow over mountain, are developed and their physical specialities are discussed. furthermore, simplex modules are integrated to form complex model. facticity and application technique to flight simulation are discussed
討論了以下幾種典型風場模型(大尺度均值風模型、 dryden紊流模型、微下擊暴流模型和過山氣流模型)的物理特徵與建模方法,並對單一模型進行復合,建立變化風場模型庫,最後討論了各種模型的真實性與如何應用於飛行模擬; 3An experiment instrument of horizontal evaporation cooling motor with the same dimension such the calculation model is designed and established
為了驗證計算結果,設計並建立了與計算模型尺寸相同的臥式蒸發冷卻電機楔形氣隙旋轉實驗裝置。By making some assumptions, collision frequency were presented. then the the flocculation kinetics model was established through population balance equation. comparison of experimental data and modeling results indicate that there are the same trend between the two. so the model can predict floes number and size during flocculation of yellow river ' s loess particles without using empirical parameters. the tem and sem were used to obsever floes in the study of floe structure. the flocculation was divided as flocculi, floc and floe aggregate. the floes structure model was established by assumption that particles position in floe accords with tetrahedron. the fractal dimension of model and experimental floes was found to be coincidentso the model can reflect the structure of flocs formed in flocculation of yellow river ' s loess particles by macromolecule flocculant at a certain extent
最後,本文還對絮凝動力學和絮體結構進行了研究,在前人研究的基礎上,針對高分子絮凝黃河泥沙,對絮凝過程作了一些符合試驗條件的假設,建立了顆粒碰撞頻率表達式,應用了顆粒數量平衡方程,從而建立了絮凝過程的動力學生長模型,模型計算結果與試驗數據對比表明,二者趨勢一致,在沒有使用經驗參數的情況下基本上能夠描述黃河泥沙絮凝過程中絮體數量和尺寸分佈的變化過程;對絮體結構的研究中,應用掃描電子顯微鏡和透射電子顯微鏡對絮體進行了觀察,將絮體分為絮粒、絮團和絮網三個不同的生長階段,通過假設顆粒結合位置符西安建築科技大學博士學位論文合正四面體,建立了絮體結構模型,計算得到的模型絮體分形維數基本與試驗中的實際絮體相符,在一定程度上能夠反映高分子絮凝黃河泥沙生成的絮體結構。Then, the associated search optimal algorithm based on virtual avl tree is promoted to rapidly reconstruct the half - edge topological structure. 3. to rebuild the tooth surface from the littery measure data, the membrane deformation algorithm based on loop subdivision is given to fit density triangle meshes to subdivision surface
前者巧妙、高效地完成了去除冗餘點的工作,將stl數據的存儲尺寸壓縮為原來的18 % 25 % ;後者完成了數據的半邊拓撲重建,使得后續對于邊界邊搜索、 1環鄰域搜索顯示出較好的優勢,實現了三角網格模型的快速拓撲重建。It is developed from large - scale objective model experiment to reduced scale model experiment ; from simple mechanics device to various advanced detecting device ; and the theory is developed from elastic mechanics, plastic mechanics to fracture mechanics and damage mechanics. the study of concrete fracture has also developed from macro - level to meso - level
從大型的實物模型試驗,到各種縮尺模型試驗;從簡單的力學儀器,到各種先進探測儀器的使用;理論上也由彈性力學、塑性力學發展到了斷裂力學、損傷力學等,對混凝土斷裂問題的研究,更是由宏觀領域進入了細觀層次。Defining the pose parameters of the tool as the driving dimensions and the length of actuating limbs as the driven dimensions, the configuration of the simulation mechanism was varied correspondingly with the variation of the driving dimensions and the driven dimensions ( length of actuating limbs ) could be acquired and recorded
給出了並聯機床機構簡圖和虛擬樣機實體模型,通過將數控代碼進行預處理,進行了並聯機床的虛實映射計算,即給定刀具位置和姿態的驅動尺寸、驅動桿件長度的被驅動尺寸,在裝配約束作用下驅動尺寸帶動整個機構運動,記錄桿件長度的被驅動尺寸,求解出桿長的值。The data got from the shooting tests, conversed by the theory of similitude and eliminated the system errors, were compared with the data from the approval test in the national shooting field. it verified that the full parameters artillery physical simulation theory was right. it verified that the huge rate model design and madding methods were reliable
把模型炮實驗獲得的數據,按相似理論換算,並消除相似畸變帶來的試驗誤差后,與原型炮在國家靶場定型試驗的結果比較,證明了創建的火炮全參數物理模擬理論的正確性;證明所採取的大比例縮尺模型的設計方法和製造手段的可靠性;證明用縮尺的模型炮代替副炮進行多項目綜合物理模擬試驗技術是成功的。Interaction of run - on slab and soil is simulated by “ m ” method, run - on slab is constrained by soil through the vertival and horizontal, advances computing model of new type semi - integral abutment bridge. ( 3 ) this paper takes hengyang dashuiting middle bridge for test supporting project, designs full scale model test which can reflect truly interaction of beam, run - on slab and the embankment behind the abutment of new type semi - integral abutment bridge
通過「 」法來模擬搭板與土體之間的相互作用,用豎向彈簧和水平彈簧來實現土體對搭板的約束作用,建立了新型半整體式無縫橋梁的計算模型; ( 3 )以衡陽大水町中橋為試驗依託工程,設計了能真實反映新型半整體式無縫橋主梁、搭板以及臺后填土相互作用的足尺模型試驗。Based on the date of full - scale measurements, modeling wind tunnel tests and theoretical researches of the wind loads on low - rise buildings available, involved the date of the wind tunnel test and computational numerical simulation fulfilled in this paper, the effects of wind loads on low - rise buildings have been studied systematicaly and extensively. it reveled properly the principle of the changes of the surface mean pressures, local pressures, and fluctuating pressures with the building geometry, roof type and slope, wind direction, eave configuration, cladding system, and dominate openings
本文根據國內外有關低層房屋風荷載的全尺寸實測、模型風洞試驗及其理論方面的研究,包括本文進行的低層房屋屋面風壓分佈的風洞模型試驗和計算機數值模擬計算,對低層房屋的風荷載特性進行了系統而深入的研究,較好地揭示了低層房屋表面的平均風壓、局部風壓和壓力的波動隨房屋的幾何尺寸、屋面形式、屋面坡度、風向角、檐口構造、覆面材料和門窗開洞而變化的特點和規律。It can be categorized into four types. based on the similar theories, the similar relationships between the models and the archetypes were deduced and a scale model was built for
在相似理論的基礎上,推導了高層建筑陽臺火災實驗模型與建築原型所遵循的相似關系式,並搭建了工程實例縮尺模型實驗臺。Stress response of the tower wall at the least favorable section of all of the single section on the cable tower anchor segments of the cable - stayed bridge was studied under the annular pre - stress with cable force and tensile force by comparing the experiment results of the full - scale model of segment with the results of the finite element simulation analysis according to the forced status of the cable tower under practical conditions
摘要通過索塔錨固區節段足尺模型試驗結果和有限元模擬分析比較,結合索塔受力的實際工況,對異型截面斜拉橋索塔錨固區節段最不利斷面在環向預應力與索力共同作用下塔壁的應力響應進行了研究。Moreover, the current development status of sedimentation simulation research in china was demonstrated and five big trends for the future development of sedimentation simulation technologies were analyzed. the geometric similitude, kinematic similitude and kinetic similitude between the lab model and the prototype for sedimentation simulation form the basis of three similitude principles, while three similitude rules, i. e., the suspension similitude rule, the particle movement similitude rule and the riverway distortion similitude rule can be deduced from the three similitude principles, and thee principles and rules are the basic theories for the development of physical simulation about the clastic sedimentation processes
沉積模擬實驗模型及原型的幾何相似、運動相似、動力相似及其由上述三個相似性原理導出的懸浮相似、顆粒運動相似及河道變形相似等三個相似準則是開展碎屑沉積過程物理模擬的基本原理;在此基礎上,論述了碎屑沉積模擬研究的主要方法?自然模型法和比尺模型法;提出了開展碎屑沉積過程物理模擬的主要方法步驟,這是本論文第二章的主要內容。Based on the researches at home and abroad, aiming at the application of dynamic consolidation in compacting loess embankment, this paper makes assessments and analyses of the concerned factors and provides the laws of dynamic consolidation dealing with loess embankment according to the large - scale model test indoor ; combined with tonghuang highway construction, field tests of dynamic consolidation dealing with loess embankment is carried out in the representative loess - embankment experimental sites and some regularities of loess before and after handled by dynamic consolidation is put forward by physico - dynamic property experiments and electron - analysis ; at last, the author makes a systematic analysis of information related and presents the applicable condition, compacting technique and checking method which applies to dynamic consolidation dealing with loess embankment on the basis of field tests and model experiments indoor
本文在國內外資料調研基礎上,針對強夯法在黃土路堤壓實施工中的應用,對強夯處理黃土路堤的有關因素進行了評價分析,並通過室內大比尺模型試驗得出強夯壓實黃土路堤的規律;結合銅黃公路建設,選擇典型黃土路堤試驗段,進行了強夯壓實黃土路堤的各項現場試驗,通過物理力學性質試驗和電鏡分析得出強夯前後黃土料壓實體的有關規律;最後,在室內外各項試驗基礎上,對有關資料進行了匯總分析評價,提出了強夯處理黃土路堤的適用條件、施工工藝及檢測方法。Beginning with the cause of tidal bore, then making use of measure data and combining with scale physical modeling, this paper does the research about the impact that bridge engineering has on the qiantang bore, such as hangzhou bay bridge, guzhu bridge, xiaoshan bridge etc. it provides the scientific evidence for approving those engineering above
本文從涌潮的成因入手,利用實測資料分析與比尺模型試驗的研究方法,全面地研究了杭州灣大橋、沽渚大橋、蕭山通道等橋梁工程對錢塘江涌潮的影響程度,從而為工程建設提供科學的依據。The author put forward that the method that simplifies the voronoi diagram dynamically could be used to the point and area elements multi - scale representation. take habitation and relief as instances, this paper presents the general model and basic algorithm of elements with different dimensions
在點狀要素和面狀要素多尺度表達方面提出用動態化簡voronoi圖的方法實現點狀和面狀要素的多尺度設置;在線狀要素的多尺度表達方面提出實現模型並給出實踐經驗值。Homework to start : final, full - scale layout of the tiles, completed as a solid model
布置作業:完成花磚最終全尺寸的布置的實體模型。To validating the validity of theory and program, an experiment horn has been manufactured. the measured result and the calculated one are accordant. the rough designed blue print are obtained from the abundant calculated result
為驗證理論和程序的正確性,設計了一個小尺寸實驗模型,其數值求解的結果與hfss模擬和實驗測得的結果具有較好的一致。The new model is built according to the real size of rail joint by finite element software ansys, thus can analyze the stress of all parts of rail joint
該模型是利用有限元軟體ansys ,根據接頭的實際尺寸建立實體模型,可以對接頭各部件進行細致的應力分析。分享友人