結構強度設計 的英文怎麼說
中文拼音 [jiēgòuqiángdùshèjì]
結構強度設計
英文
structural strength design- 結 : 結動詞(長出果實或種子) bear (fruit); form (seed)
- 構 : Ⅰ動詞1 (構造; 組合) construct; form; compose 2 (結成) fabricate; make up 3 (建造; 架屋) bui...
- 強 : 強形容詞(強硬不屈;固執) stubborn; unyielding
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 設 : Ⅰ動詞1 (設立; 布置) set up; establish; found 2 (籌劃) work out : 設計陷害 plot a frame up; fr...
- 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...
- 結構 : 1 (各組成部分的搭配形式) structure; composition; construction; formation; constitution; fabric;...
- 設計 : devise; project; plan; design; excogitation; layout; layout work; styling
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The accidents of bird impact have caused huge loss to human being. it is important to establish the predicting system to definite the response of the blade for the improvement the strength of the blade on the design of the resistance of the blade under the bird strike
減少此類事故發生的措施之一是:針對易受鳥撞擊的發動機等主要部件,從理論與實踐方面研究鳥撞擊的機理,對其進行結構、強度及性能的計算與試驗分析,指導工程設計,提高這些部件自身的抗鳥撞擊能力。Variable diameter rotor is an effective method to improve the aerodynamic performance of tilt - rotor in both hover and cruise state. on the basis the research before, the variable diameter tilt rotor structure design has been finish, and in virtue of the technology of virtual prototyping to simulate and analyze the kinetic, dynamic and intensity property of it
變直徑傾轉旋翼能有效的改善傾轉旋翼機懸停和巡航狀態下的氣動效率,本文提出了變直徑傾轉旋翼試驗模型設計方案,完成了可變直徑傾轉旋翼的結構設計,並利用虛擬樣機技術對變直徑傾轉旋翼的運動特性、結構動力學特性以及結構強度進行了分析、研究。It has been maked for immediate and statistical analysis that the calculation about the work order parameter of the base - bleed - rocket is calculated in the taguchi method, its influencing trend is bring out in the open, the theoretical base is settled for confirming the greatest combination about the work order parameter of the base - bleed - rocket. the multi - objectile optimal design model is established that the indexes have been taked into account first and synthetically, such as physical parameter range lethality power strength and flight stability and so on, the program is compiled and the example is calculated. the true worth of the theoretical work in this paper is validated by flight experimentation of 130mm hybrid base - bleed - rocket extended - range principium projectile
本文進行了底排?火箭復合增程彈工作時序參數正交試驗設計的直觀分析與方差分析,揭示了每個參數對射程計算的影響趨勢,為進一步確定底排?火箭工作時序參數值的最佳匹配組合奠定了理論基礎;建立了底排?火箭復合增程彈多目標優化設計模型,該模型首次綜合考慮了底排?火箭復合增程彈的結構特徵參量、結構強度性能、飛行穩定性、威力性能和射程指標,編制了相應的分析程序,進行了算例計算;完成了130mm底排?火箭復合增程原理樣彈的結構設計與飛行試驗,其試驗結果驗證了本文理論研究工作的實際應用價值。3. on boiler retrofit, the calculation of fuel burning, the heat calculation of boiler inside structure and convection section, and the design of structure parameter of feed water heat exchanger are made. the flue gas channels " resistance calculation and the boiler strength verifying are also carried out. replacement of water cooling wall improves heat exchanging and decreases loss of heat radiant
對鍋爐本體進行了燃料燃燒計算、爐膛結構熱力計算、對流受熱面結構熱力計算、鍋爐給水加熱器結構參數設計、煙道阻力計算及鍋爐元件強度校核等;改進了水冷壁布置使換熱效果更好,減少輻射換熱損失;改進對流段結構,更充分的利用爐膛出口煙氣余熱,提高熱效率;並且進行了煙氣阻力計算、熱效率計算和能量平衡測試,對改進后的稠油燃料和改進前進行了對比,燃燒狀況和熱效率有明顯改善。In chapter 5, by number value simulation calculation and experiment of one simple support beam, we will compare the magnitude of the coupling static and dynamic stress at each point on the girder under harmonic excitation, and so find conclusions such as : ( 1 ) there are so much correlations between structure damage and environmental effect and exterior excitation leads dominant effects in structure damage that we should consider static and dynamic stress together. ( 2 ) new intension design rules should be set up, according which the range of structure possible damage position should be estimated in advance
得到以下結論: ( 1 )結構的破壞和環境的影響密不可分,外部激勵在結構破壞中發揮了重要的作用,應該將結構所受的靜力和動力一起考慮; ( 2 )應該建立新的強度設計準則,並以此作為依據,對已知結構的可能損傷位置有預先的范圍估計,從而為損傷識別的準確定位提供理論依據。This paper analyses the engineering feasibility of using the static fem in the fatigue strength design of the shipunloaders structure through discussing the difference of infinite fatigue life design and finite fatigue life design and puts forward the calculating work cycle of this structure after considering the shipunloaders work process. it is useful for crane design - engineer to introduce the general fatigue strength design processes of the shipunloaders
分析了有限壽命疲勞設計和無限疲勞壽命設計的異同,研究了用靜力學的有限元法進行結構的疲勞強度設計的技術可行性問題;並結合裝卸橋的工作過程,提出了相應的計算工作循環;介紹了裝卸橋疲勞設計的一般步驟According to the special shape and operate requirements of the torpedo, the structure and moulding process of the torpedo shell are established, in which the body and overlay block with grooves are moulded by fiber winding, and close moulding respectively with the adhesive by limited stop compression. in the light of the selection of raw material system, composite system with outstanding performance are defined, based on which the mechanical properties are tested., with the overall consideration of structural characters and design demands, the main factors which may have effects on the strength and stability ( including stiffness section dimension, stiffeners space, skin thickness and skin lay angle ) is optimized one by one for the structure design parameters on the base of the fem model of skin, stiffness and layover block by fem. as a result, the prototype with 1 : 1 proportion and its structure and lay optimization design are completed. the moulding technology for polyurethane foam moulding the stiffened shell is obtai ned in terms of the design, manufacture moulding, experimental mould and tooling
依據在研產品特殊的外型結構和使用要求,確定了該型號水雷復合材料殼體的具體結構形式和復合成型工藝路線,即由纖維纏繞工藝成型主體異形件,閉模成型帶通槽外貼塊,用限位加壓工裝實現粘接的工藝路線;通過對原材料體系的篩選,確定了綜合性能較好的復合材料體系,以此為基礎進行了力學性能測試;運用有限元方法,建立了蒙皮、筋條和外貼塊的分析模型,綜合考慮結構特點和設計要求,對影響結構強度與穩定性的主要因素(包括筋截面尺寸、筋間距、蒙皮厚度、蒙皮鋪層角度)分別進行了結構設計參數的優選,最終完成了復合材料異形耐外壓殼體1 : 1樣件和縮比實驗件結構及鋪層優化設計;完成了聚氨酯泡沫胎成型內置加筋殼體的成型工藝技術研究;對縮比件進行外壓性能測試,並給出了應力、應變測試結果。Modifcation of strength rules for plate - fin sttucture
板翅結構強度設計準則的修正To solve the above - mentioned problems, studies are carried out for the intensity design and accreditation test in this dissertation and apply the research results to the structure optimization of meter - gauge covered car of 14t axle - load
本文正是為了能夠解決這些問題,開展對米軌貨車強度設計與試驗鑒定規范的研究,並根據研究結果對14t軸重米軌棚車結構進行優化設計。The following works are carried out in the dissertation : the study of meter - gauge freight car intensity design and accreditation test specifications ; the structural design of meter - gauge covered car of 14t axle - load ; the finite element analysis of car body structure of meter - gauge covered car of 14t axle - load ; the structure optimization of meter - gauge covered car of 14t axle - load. specification of intensity design for meter - gauge freight wagons is a combination of the theoretical calculations, long - term tests and the data of the application and maintenance of the rolling stock
本文主要進行以下工作:米軌貨車強度設計與試驗鑒定規范的研究14t軸重米軌棚車結構設計14t軸重米軌棚車車體結構有限元分析14t軸重米軌棚車的結構優化設計米軌貨車強度設計與試驗鑒定規范是集理論計算、長期試驗、車輛運用及檢修數據累計分析的結果。Generally ship lift structure is consisted of two or four huge reinforced concrete tube towers and a single - story machinery building on the top of tube towers. because the tube towers is demanded to support the large loads, the lateral stiffness of tube towers is a few hundred times as solid as that of the top machinery building and cause the sudden change of the stiffness. this change would cause insentive seismic whipping effect of the top building. the aseismic methods are difficultly used to reduce seismic responses of the top building of ship lift structure. the feasibility of develop an intelligent vibration control system is explored in the paper
這樣,在塔柱頂部鋼筋混凝土平臺就會產生側移剛度的突變。這種巨大的剛度突變會引起升船機頂部廠房強烈的地震鞭梢效應,使得升船機頂部廠房地震反應的控制就成為升船結構抗震設計中的關鍵問題之一。由於採用常規的結構振動控制方法難以較好地解決升船機頂部廠房地震鞭梢效應,因此這就為智能振動控制技術的發展和應用提供了可能。On the basis of the concept of combination of action effects of modem prestressed concrete structures proposed by the authors, the ultimate limit states design proposals of normal section of prestressed concrete structures considering the effects of secondary moment and secondary axial force are presented in the paper
在作者提出的現代預應力混凝土結構設計荷載效應組合建議的基礎上,給出了合理考慮次彎矩和次軸力影響的各類預應力混凝土結構正截面極限強度設計計算建議。Abstract : on the basis of the concept of combination of action effects of modem prestressed concrete structures proposed by the authors, the ultimate limit states design proposals of normal section of prestressed concrete structures considering the effects of secondary moment and secondary axial force are presented in the paper
文摘:在作者提出的現代預應力混凝土結構設計荷載效應組合建議的基礎上,給出了合理考慮次彎矩和次軸力影響的各類預應力混凝土結構正截面極限強度設計計算建議。This paper briefly introduces the basical principles of finite element method which can be used for analysis of vehicles structure, describes the principles and methods of design optimization for vehicles structure parameters, establishes the finite element models of semi - dragging trucks, which is used to load cement dispersedly and container semi - dragging trucks, applying the ansys software, calculates the static strength, then proves the calculation results to be accurate by means of non - electric charge surveying experiment. at the same time, the author puts forward the model and methods of optimization design for structure parameters of vehicle frames, exploits the applied software of semi - dragging trucks, does optimization design. analyzes the feasibility of the optimization results, then gives the structure improve direction. besides this, the author has had initiative research about interface software, etc
本文簡要介紹了可用於汽車結構分析的有限元法的基本理論,闡述了汽車結構參數優化設計的原理和方法,建立了散裝水泥罐式半掛車和集裝箱式半掛車車架的有限元計算模型,利用有限元軟體? ansys進行了強度分析,並對罐式半掛車通過電測試驗驗證了計算模型和計算結果的正確性;論文還提出了半掛車車架結構參數優化設計的模型和方法,開發出了半掛汽車的結構優化設計軟體,調用了ansys軟體對其進行了優化設計,分析了優化結果的可行性,並給出了該半掛車的結構改進的方向。For the increase of ship size and the development of new ship type, every classification society in the world is searching for reasonable and reliable new design method. then ship structural direct calculation method is used more widely than before
由於船舶尺度的增大以及新船型的開發,世界各國的船級社都在尋找既先進科學又合理可靠的新的設計方法,因此船舶結構強度直接計演算法的應用日趨廣泛。For the increasing of ship dimensions and new type ship building, every ship ' s class society is searching for reasonable and reliable new design method. then ship structural direct calculation method comes to occur, and every ship ' s class society takes it into use. usually, direct calculation must be carried out for the bulkcarrier that the length is more than 190m or the structure is complex
由於船舶尺度的增大以及新船型的開發,世界各國的船級社都在尋找既先進科學又合理可靠的新的設計方法,於是出現了船舶結構強度直接計演算法,並被各國船級社所廣泛採用,一般都規定,對于船長190m或者結構形式復雜的散貨船均要進行直接計算。From our analysis, so many accidents of pressure vessels were due to the unreasonable structural design, which is as important as strength design
摘要根據過去的壓力容器破壞事故分析,有相當一部分是由於結構設計不合理引起的,認為設計合理可靠的結構和強度設計同樣重要。In the formula, our experience in structural strength design and the experimental results are considered. and such factors are also considered as differences in materials of the skin and the reinforcer, effects of bending, torsion, stretching and offcenter of the reinforcer. furthermore, through post - buckling stress analysis of the skin, it is shown that even low stress level will result in buckling of the skin, but the skin still has loading capacity
在總結過去結構強度設計和試驗分析的基礎上,應用扁殼理論,在廣義力與廣義應變關系中考慮了蒙皮與加筋不同材料以及加筋的彎曲、扭轉、伸縮和偏心等的影響,推導出適合於工程應用的加筋殼結構軸壓屈曲臨界載荷的計算方法;並通過對薄壁結構蒙皮后屈曲應力分析,說明蒙皮在很低的應力水平時就出現失穩現象,但失穩后的蒙皮仍具有一定的承載能力。The structural optimal design for enhancing economy under the request of structure strength has been the focus of naval architecture
摘要在滿足強度要求下進行結構優化設計已經成為造船界普遍關注的焦點。Refuge story is made feasible use, while the architecture space is not occupied. stiffness strengthened story with " proper stiffness " is designed. the problem of the lateral stiffness insufficiency of the super high - rise building is solved, and the seismic ductility is increased in the seismic region
最後,論文聯系實際工程,從結構概念設計角度較為成功的應用了剛性加強層的設計理念,在不佔用建築空間前提下,合理利用了建築避難層,設計了「適宜剛度」的剛性加強層,巧妙解決了超高層建築結構抗側剛度不足的問題,同時確保了抗震地區超高層建築結構的抗震延性,使結構體系安全、經濟、合理。分享友人