設計動力載荷 的英文怎麼說

中文拼音 [shèdòngzǎi]
設計動力載荷 英文
design power loading
  • : 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...
  • : 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...
  • : 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...
  • : 載Ⅰ名詞(年) year : 一年半載 six to twelve months; six months to a year; 三年五載 three to five ...
  • : 荷名詞(蓮) lotus
  • 設計 : devise; project; plan; design; excogitation; layout; layout work; styling
  • 載荷 : load; loading載荷變化 load fluctuation; variation in load; 載荷裝置 load device
  1. In the dissertation ' s chapter 3 to chapter 5, the mechanical and physical performances of the engineering plastics are analyzed, the failure mode and the designing computing methods of engineering plastics member suffering the static load, dynamic load, impact load, pulse load, are studied. by the practice application and ball firing experiment of the engineering plastics key piece in the weapons, the precious experiences, for engineering plastics application and confirmation of the material performances guideline in the weapons, are obtained

    論文的第三章至第五章,分析了工程塑料物理機械性能,研究了受靜、沖擊及脈沖下工程塑料構件的失效模式和算方法,通過工程塑料在槍械關鍵受結構件上的實際應用和實彈射擊試驗,取得了寶貴的經驗,為高性能工程塑料在槍械上的應用和材料性能指標的確定奠定了基礎。
  2. 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問題進行了實用化的探討,提出了考慮地基變形的地基承上程算方法;對基於彈塑性理論分析的地基承國內尚未見報道的空間問題得到了圓形基礎(空間問題)的承界限p _ ( 1 / 4 ) ,並與國內外土學專著及地基基礎規范中的條形基礎(平面問題)的界限p _ ( 1 / 4 ) ,進行了對比,從而定量上解釋了目前規范引用土學承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)承測法進行了研究,為各類地基(包括巖基) ,匯總了分析和檢測川的參數:針對日前巖土工程界應用樁基規范中的難點? ?樁端巖基承的確定問題,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算、土算及深斤試驗四方面進行了深入討論;本文作者根據多年現場試驗的工程實踐,對深井試驗裝置的核心部分? ?反裝置,了側壁支撐反系統,該加系統具有實用、簡便、穩定及安個等優點。
  3. Choose two nodes on the edge of the structural to compare the results calculating by the finite element program midas, then we can draw a conclusion that these kinds of space truss systems is sensitive to the libration of the dynamic wind loads. to consider this factor is very necessary in the process of design, we will use the pulsant augmentation coefficient to realize it

    比較靜作用下的有限元軟體的算結果,選取結構邊緣部分的兩個節點,對比它們在兩種方法算下的最大位移的算結果。經過比較可以看出重量輕、頻率低、阻尼小的柔性建築物對風的橫向振是很敏感的,在進行工程時應該考慮這種因素,並可採用乘以風振系數等相應方法來加以體現。
  4. 5. have known the goal reliability index m, the structural resistance can be back calculated ; furthermore the members can be designed

    五、已知目標可靠指標_ m 、模型及參數,結合態可靠度理論可反求結構抗,進而進行構件的截面
  5. This paper focuses on the research of the stress mechanism of the ribbed shell structure in statics, dynamics and under the explosive load on the basis of the engineering practice of cave depot of single aircraft. in this paper, according to the classical shell theories, the basic differential equilibrium of the ribbed shell structure and the finite element analysis of 3d rippled plate are established, in which the function of annular ribs reinforcement bars and 3d ripped steel plates are distributed in the range of the steel, and the functions along the longitude direction of tension, bending, and torsion are neglected ; applied with dynamic analytical theory, the dynamic model of ribbed shell structure and the analytical theory model of elastic - plastic are set up ; the triangle series method is used to solve the displacement and stress under the distributed load and the concentrated load of the ribbed shell structure

    本文以軍用機場地面單機掩蔽庫工程建為工程背景,首次對內襯三維波紋鋼板混凝土拱型復合結構的受機理進行了靜和爆炸的分析研究。根據將橫肋、鋼筋及三維波紋鋼板的作用均勻分佈在殼體范圍內的情況,忽略橫肋、鋼筋及三維波紋鋼板沿殼體母線方向的抗拉、抗彎及其抗扭作用,首次推導出了內襯三維波紋鋼板混凝土殼體的微分平衡方程,建立了有限元算模型,並採用三角函數法,求解了三維波紋鋼板混凝土拱型復合結構在分佈和集中作用下的位移響應和應響應,並與普通殼體進行了比較。
  6. In view of this situation this article has conducted research to the design of metallurgy auxiliary biography with the frequency conversion table electrical machinery first multianalysis to the frequency changer and the frequency conversion table electrical machinery movement characteristic is carried out, the voltage waveform harmonious which the frequency changer outputs is big, attacks in a big way, and the voltage climbing rate reaches as high as 6600v / mu s which is 20 times ordinary sine alternating voltage, the rolling mill auxiliary biography table set the extremely strict request to the electrical machinery ; its movement frequency is very low, rate frequency in 8 - 20hz ; the velocity modulation scope is wide, the lowest movement frequency lowers to 1hz, and the starting number of times is quite frequently, each hour reaches as high as 600 - 800 time, the impact shoulders in a big way, the overload capacity request is high

    針對這一情況本文對冶金輔傳用變頻輥道電機的進行了系統研究。首先對變頻器和變頻輥道電機的運行特性進行詳細分析,變頻器輸出的電壓波形諧波大,沖擊大,電壓上升率高達6600v / s ,是普通正弦交流電壓的20倍;軋機輔傳輥道對電機提出了十分嚴格的要求:其運行頻率很低,額定頻率在8 - 20hz ;調速范圍寬,最低運行頻率低到0 . 5hz ,起次數相當頻繁,每小時高達600 - 800次,沖擊負大,過要求較高。
  7. To meet the demands for large space and flexible compartmentation of buildings, laminated vierendeel trusses are adopted in high - position transfer story structures. first the bearing characteristics are analyzed, in which reasonable stiffness ratio of the upper chord, middle chord, and lower chord is derived. then combined with an actual engineering model ( 1 8 similar ratio ), the static loading and pseudo - dynamic tests of two models for laminated vierendeel truss used in transfer story structures are conducted, in which one model adopts reinforced concrete, and the other adopts prestressed concrete and shape steel concrete. seismic behaviors are analyzed, including inter - story displacement, base shear - displacement skeleton curves, and equivalent viscosity - damping curves. a program is programmed to carry out the elasto - plastic dynamic analysis, and displacement time - history curves of the two models are derived. the test and analysis results show that the laminated vierendeel truss with prestressed concrete and shape steel concrete has excellent seismic behaviors. it can solve the disadvantages of laminated vierendeel trusses used in transfer story structures. finally, some design suggestions are put forward, which can be referenced by similar engineering

    為滿足建築物大空間和靈活隔斷要求,在高位轉換層結構中採用迭層空腹桁架結構.首先分析了其受性能,得出了空腹桁架各構件合理的截面剛度以及布局形式.然後結合一實際工程,進行了兩榀迭層空腹桁架轉換結構模型( 1 : 8相似比)的豎向下靜試驗以及擬試驗.其中一榀為普通混凝土迭層空腹桁架,另一榀配置了預應和鋼骨混凝土,對比分析了兩模型的層間位移比、骨架曲線以及等效粘質阻系數等抗震性能的比較,並進行了彈塑性分析.試驗和分析結果表明,配置預應和型鋼混凝土的迭層空腹桁架轉換結構具有良好的抗震性能,可以成功地解決迭層空腹桁架作為轉換層結構所產生的弊端問題,最後對這類轉換層結構提出了相應的建議
  8. The polymer - geogrid reinforced earth seismic characteristic from the analyse of the fea and the model experiment is a good base of deeply researching polymer - geogrid reinforced earth walls under earthquake and is referable to the preparation for design specification of geogrid reinforced earth walls subjected to seismic loadings

    本文通過有限元方法和模型試驗分析得出的土工格柵加筋土行為特性,為將來進一步研究塑料土工格柵加筋土擋墻的行為特性打下基礎,並將對制定土工格柵加筋土擋墻結構規范地震部分有一定的參考價值。
  9. Electro - hydraulic servo loading system ( ehsls ) is an important simulation system in hard ware - in - loop flight simulation laboratory, which can simulate aerodynamic loads acting on flight vehicle, such as missiles, planes. its performance of test is important on the design of flight vehicle

    電液伺服負模擬器是半實物模擬試驗室中模擬飛行器在飛行中舵面所受空氣的重要備,它的試驗能高低對飛行器起著重要作用。
  10. Pitch control system consist of three channels which is formed by three drive units. base on need of bench, drive system scheme is designed. single channel three - loop position servo system which is formed by linear motor is simulated. then kinetic behavior of rotor and system ’ s force coupling relation is analyzed. a compensation method for dynamic load which is caused by rotor rotation is presented base on structure - invarient theory

    根據實驗臺的技術要求,了整個驅系統方案。對由直線電機構成的單通道三環位置伺服系統進行了和模擬。分析了旋翼運學特性、系統耦合關系,並根據結構不變性原理對由旋翼運產生的提出了補償方法。
  11. On the basic theory of transfer heat, tribology of rolling bearings and rotor dynamics, taking gdz48a electrospindle as an example, the paper puts forward the spindle bearing ' s quasi - dynamics analysis model with the influences of the friction heat and preloadings analyzes the friction moment, velocities, contact loads, friction heat and stiffness and studies the influences of the friction heat, structure and application parameters on the speed and dynamics

    本文以傳熱學、滾軸承摩擦學和轉子學為理論基礎,以gdz48a型電主軸為例,建立了考慮摩擦熱和預緊方式影響的主軸軸承擬學分析模型,分析了軸承的摩擦矩、運和剛度,研究了軸承的熱特性、和應用參數對速度和學性能的影響,並進行了試驗驗證。
  12. With the material dynamic constitutive equation including damage and the effect of stain rate the predictable formula about ballistic limit velocity of fiber composite target. secondly based on the damage feature about ceramic / fiber composite target caused by impact load, analysis model about defense performance of ceramic / composite material target is formed and the predictable formula about ballistic limit velocity is also given. lastly using the reflection and projectile theory of stress wave the paper discusses the design of ceramic / composite material target, optimizes the design of double layer ceramic / composite targets, gains optimal coefficient under certain area density and discusses the variety relationship of area density and thickness with optimal coefficient u nder some ballistic limit velocity 3

    首先,分析了纖維類正交鋪層復合靶板在沖擊作用下的損傷破壞機理,結合包含損傷和應變率效應的材料態本構方程,建立了纖維復合材料板彈道極限速度的預測公式;其次,根據陶瓷/纖維材料復合靶板在沖擊下的破壞特點,建立了陶瓷/復合材料靶板抗彈性能分析模型,給出了彈道極限速度預測公式;最後,利用應波反射和透射理論討論了陶瓷/復合材料靶板的問題,對雙層陶瓷復合靶板的優化進行了分析,給出了在一定面密度下的最佳優化系數,討論了一定彈道極限速度下的面密度和厚度隨優化系數的變化關系。
  13. The study of consolidation of layered saturated soils under variable loading is an important issue to geotechnical engineering. it is also of great value to the development of the elastodynamics and is very helpful to the analysis and design of foundations subjected to dynamic loads, such as vibrating machines and seismic waves. some aspects about this problem are studied in this dissertation

    下成層地基的固結問題一直是巖土工程界不論在理論方面還是實際方面的重要課題,它不僅對于彈性學的發展有著重要的學術價值,而且對機器基礎及地震作用下基礎的分析和具有重要的指導意義。
  14. The study of dynamic interactions of foundations and grounds on half space has been the focus on the mechanics and engineering fields. it is of great value to the development of the elastodynamics and is very helpful to the analysis and design of foundations subjected to dynamic loads, such as vibrating machines and seismic waves

    半空間地基與基礎的相互作用問題的研究一直受到學界和工程界的關注,它不僅對于彈性學的發展有著重要的學術價值,而且對機器基礎及地震作用下基礎的分析與具有重要的指導意義。
  15. The principal conclusions include : ( a ) the composite system is composed of both active - bearing structural members and inactive - bearing ones, being of a character of combination of rigid retaining structures with flexible ones, so its working mechanism will be behaved as sharing loadings, waterproof and impermeability, loading transfer, local reinforcement and pre - reinforcement ; ( b ) the experimental results show that much more subsoil will participate in retaining action, soil stresses of internal slope will be shared uniformly and deflections caused by excavation will be reduced notably because of cooperation of nails and cement - soil mixing pile wall ; and ( c ) the internal forces of facing in vertical model will be a control factor of design and the cross section tensile strength of cement - soil wall will govern strength of the

    主要研究結論有: ( 1 )復合土釘支護的作用機理主要為臨時加固土體以保證局部穩定、有機聯系以共同承擔、改善土體性質起到止水抗滲作用。 ( 2 )試驗結果表明:復合土釘支護能夠充分調周圍土體共同作用,有效地控制基坑變形;復合土釘支護中止水帷幕的插入深度和強度對控制邊坡變形與失穩有較大作用;復合土釘支護效果明顯優於一般的土釘支護。 ( 3 )面層與邊坡土體共同變形,時可按外作用下的彈性地基梁進行算。
  16. Based on the commonly used strip theory with the extension of taking into account the instantaneous variation of the wetted hull surface during the motion and its effects on the ship hydrodynamic characteristics, this dissertation mainly calculates the ship motions and loads in waves in time domain and elementarily investigates some nonlinear characteristic of ship motion and hydrodynamic coefficient. it is hoped that the research had an engineering value for the predication and evaluation of seakeeping performance in the concept ship design stage

    本文基於擴展的切片理論,入船體運時濕表面的變化及其對船體流體性能的影響,在時域內算了船舶在波浪中的運,並對船舶水系數及運中的一些非線性因素進行了初步的探討,本文的研究對船舶階段的耐波性能評估具有工程實用價值。
  17. The force transducers with a nominal load of 5kn and an overload withstand capability of up to 10kn, are designed with dynamic fatigue strength for several million load alterations

    額定負為5 kn ,超最大為10 kn ,具有態疲勞強度傳感器要可以承受多達幾百萬次的負變化。
  18. By means of some simulation examples, the dynamic process of pressure load and acceleration impact load which occur in the process of missile launching is deeply studied. the dangerous position where the maximum load occurs and the time when it occurs are given. these results can provide technological reference to structure design, water tight design and launching security evaluation

    並通過部分算例,詳細研究了導彈在發射出管過程中所受的壓和加速度沖擊態變化過程,給出的導彈所受最大的危險部位及產生時間,可以為導彈的結構、水密性能和發射安全性評估提供技術參考。
  19. On the basis of the design and calculation of such space truss system, this paper has analysed and summed up the experiment dataes of the wind tunnel test and made a deeply research and analysis on this kind of structure which undergoing complicated wind load. compare the wind load values which gained by calculating according to load criterion and the wind tunnel test separately and then analyze and compare the two different results got by static wind load and dynamatic ones separately. at last, analyze the two outcomes through these two different methods which in virtue of finite element program midas

    本文在鹽田碼頭閘口的工程基礎上,分析總結了對該建築物進行風洞試驗的試驗數據,並對利用風洞試驗數據算所得風值與按規范算所得的風值進行了比較,然後藉助有限元軟體midas對該結構在靜作用下和作用下的節點位移進行了算分析和比較。
  20. According to the theory of the wind load, the static and dynamic analysis under the along wind load of the main frame and test of comfortable extend are achieved and the static and dynamic analysis of the top structure are carried out according to these foregoing analysis and studies, we have given the mechanic performance of the structure comprehensively and objectively

    根據結構抗風理論,實現主體框架結構順風向靜分析和舒適度驗算以及頂部多功能廳結構順風向靜算。同時上述的這些分析,比較全面客觀地得出了結構的學性能,指出了該結構的合理性與可靠性,為實際的結構施工提供了理論上的依據與參考。
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