載荷箱 的英文怎麼說

中文拼音 [zǎixiāng]
載荷箱 英文
load box
  • : 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
  • : 名詞1. (箱子) chest; box; case; trunk 2. (像箱子的東西) anything in the shape of a box
  • 載荷 : load; loading載荷變化 load fluctuation; variation in load; 載荷裝置 load device
  1. The tank location for these vehicles is chosen for optimum airframe design for axial loads.

    這些飛行器上的油位置是相對軸向作最佳結構設計來選擇的。
  2. In the thesis, fem and plexiglass model test are used for the research of shear lag effect on double - level continuous box girder

    本文運用有限元分析和有機玻璃模型試驗方法對雙層連續梁的剪力滯效應進行深入研究。
  3. The work in this thesis mainly includes following parts : 1. as for box girder cross section, the three - bar stimulation method under typical loads and supports has been introduced. the force and stress formulae for flanges have been derived from the three - bar method. by reasonable simplification for multi - cell box girder, the three - bar method has been applied in multi - cell box girder ' s shear lag analysis

    對于形截面主梁,本文介紹了三桿比擬法上、下翼板中比擬桿的計算公式,以及在典型和支承的情況下翼板內各桿的應力計算公式,並對多式主梁截面進行合理簡化,使三桿比擬法應用於多室梁的剪力滯分析。
  4. In the light of the problems of the air balance system of model lcj1250 chain drive pumping unit, it is proposed to change the air balance with counterweight balance, and three criteria for the modification is put forward : ( 1 ) ensuring the reliability of the unit with smooth operation, low noise and long life ; ( 2 ) cutting down the production cost and using less component parts as possible ; ( 3 ) carrying out modification without such main technical parameters as stroke, pumping speed and maximum polished rod load

    針對lcj1250氣平衡式鏈條抽油機存在氣平衡故障率高和現場維修困難等問題,提出將氣平衡改造成工作可靠的重力平衡的方案,並確定了改造的三個原則:一是保證整機的可靠性,使抽油機運轉平穩,振動噪音小,壽命長;二是力求降低生產成本,減少零部件製造,盡可能選用原來的通用件,捨去平衡缸和空氣包等氣平衡附件,在原往返架主體上懸掛一個配重;三是力求不改變沖程、沖次及最大懸點等主要技術參數。
  5. Abstract : in the light of the problems of the air balance system of model lcj1250 chain drive pumping unit, it is proposed to change the air balance with counterweight balance, and three criteria for the modification is put forward : ( 1 ) ensuring the reliability of the unit with smooth operation, low noise and long life ; ( 2 ) cutting down the production cost and using less component parts as possible ; ( 3 ) carrying out modification without such main technical parameters as stroke, pumping speed and maximum polished rod load

    文摘:針對lcj1250氣平衡式鏈條抽油機存在氣平衡故障率高和現場維修困難等問題,提出將氣平衡改造成工作可靠的重力平衡的方案,並確定了改造的三個原則:一是保證整機的可靠性,使抽油機運轉平穩,振動噪音小,壽命長;二是力求降低生產成本,減少零部件製造,盡可能選用原來的通用件,捨去平衡缸和空氣包等氣平衡附件,在原往返架主體上懸掛一個配重;三是力求不改變沖程、沖次及最大懸點等主要技術參數。
  6. The plexiglass model test is carried out by two selective shape, the stress of each test operating loads was obtained in order to validate the correctness of the finite element modeling. in this paper, a regularity of shear lag effect of main sections in two kinds of box girder is given. as the foresight project of double - level - driveway continuous box girder, this research fully utilizes the space of box girder structure and flexural and torsional properties of high - depth box girder, which have innovative significance and applied foregroundin engineering

    對所選擇的結構形式進行縮尺有機玻璃模型試驗,得到實腹連續梁和空腹梁在各種試驗工況下的應力,通過換算分析,驗證了本文所建立的有限元模型的準確性,由此得到兩種梁各主要斷面剪力滯效應的變化規律。
  7. Modeling the general solid web continuous box girder and opening - in - web ( open web ) continuous box girder by ansys finite element modeling tool, node stress of governing section and corresponding shear lag values are analyzed. the solution is validated by comparing with variational results and modeling test values. based on the model, the section shear lag induced by dead load, prestress tendons and car loads under the most unfavorable condition and lateral symmetry are also approached. the influence of shear lag effect in double - level continuous box girder is considered with opening - in - web and the web location. the analysis indicates that double - level - load arouses less shear lag effect than one - level - load. when self - weight and prestressed tendons act on together, the shear lag effect on box girder take on a evidently change

    基於所建立的有限元模型,本文分別對實腹和腹板開孔兩種梁在恆、車、預應力作用時,各主要截面的剪力滯效應進行分析,通過施加縱向最不利的和橫向對稱的車輛,研究實腹連續梁和空腹連續梁在承受雙層和單層時引起的剪力滯效應,並考慮腹板開孔及開孔位置對于連續梁剪力滯效應的影響。分析表明,雙層車對于梁引起的剪力滯系數比單層車的影響要小,對于梁中存在引起的剪力滯后現象有一定的改善作用。
  8. Considering the similitude law for shaking table test, we study the test results and obtain some conclusions which are a ) generally, the silty soil in test box liquefies and the liquefied time has relation with the amplitude of acceleration, b ) when the intensity is on and above eight degree, the silty soil deposit will be liquefied dramatically, c ) the relationship of the pore water pressure is relevant to the cycle loading which represents when the cycle loading ranges from little to great, the relationship is represent as a concave curve, or else as a protruding curve and tends to stability. ( 3 ) based on the triaxial compression test and the resonant column test, some studies are made such as a ) the duncan - chang parameters of constitutive model, b ) the dynamic shear modulus ratio and c ) the damping ratio of the site soil deposits. in order to deal with the test data, a computer program is compiled

    ( 2 )利用小型振動臺進行了k _ 0固結狀態下粉土的振動液化模擬研究,通過分析正弦作用下的試驗資料,驗證了粉土的孔隙水壓力增長模式的合理性;從微分方程推導了基於土體振動臺模型試驗的相似律,並從模型實體、孔壓時程曲線和相似律等方面做出了分析,得出了如下結論:在小型振動臺試驗中,模型中的粉土都發生了液化,液化的時刻和輸入加速度幅值有關,而對頻率的變化不太敏感;粉土在相當於8 9度地震烈度的加速度幅值作用下可能產生嚴重的液化;孔壓的增長曲線形狀與施加的有關:當施加為由小到大的形式時,曲線形狀為上凹的曲線;當施加為等幅的正弦幅值由大到小時,曲線形狀為上凸的曲線,且逐漸趨于穩定。
  9. Lateral load distribution factors of three lines railway load on a box girder bridge

    三線鐵路作用下梁橋橫向分佈系數
  10. Model dqzj ? 20y hydrodynamic drive drilling rig, provided with hydraulic gearbox, possesses soft transmission and high adaptability to the load change, and can realize stepless speed and torque regulation and inverse - rotation brake

    20y液力傳動鉆機採用液力機械變速,傳動柔和,適應外變化的能力強,可實現無級變速變矩及反轉制動。
  11. 3. the ultimate bearing capacity of such floor is worked out by applying yield line theory to thin - wall core box cast - in - site concrete hollow floor. and it is proved to be feasible according to the theoretic analysis

    3 、將板的屈服線理論引入薄壁體現澆混凝土空心樓蓋的極限的計算中,根據理論分析,證明了該方法的可行性。
  12. In the paper, a bp networks is founded to show the relationship of the box girder dimensions and load ' s peculiarity with the parameters of fitting

    本文利用bp網路來建立擬合參數與梁模型幾何尺寸、特性等之間的非線性映射關系,通過網路的自學習功能得到穩定的網路。
  13. The paper introduces large - scale fem software, algor, by which the auther can build model of hanging box of high pile cap, and simulates accurately three loadcases, which include loadcase behind enclosed concrete, loadcase behind empty water in hanging box, and loadcase behind high pile cap construction. the auther calculates tensor and displacement of hanging box weir when loads exert panels, supports, suspenders, top beams, base beams of hanging box weir. at the same time the auther carrys out th e stability analysis, besides, educes calculational and analytical data, which are tally with construction result in the main

    論文介紹大型通用有限元計算軟體algor ,並用軟體建立大遼河特大橋高樁承臺吊圍堰的全結構模型,相對準確地模擬灌注封底混凝土后、抽除吊內河水后、承臺破冰體施工后等三種受力工況,並用模型進行了應力和變形的計算,計算各工況作用於吊全結構體板面、內支撐、吊桿、懸吊頂梁、底梁等的應力和變形,並對比吊圍堰板面計算變形和施工實測變形,結果是吻合的;對大遼河特大橋高樁承臺輕型吊的穩定性進行了計算分析;論文研究工作表明,應用組合有限元方法計算大型施工結構問題具有現實意義。
  14. Introduced is the install, bearing loads, structural features and service in electric - transmission locomotives

    介紹了抱軸體在電傳動機車上的安裝位置、承擔、結構特徵和運行情況。
  15. This simplified calculation formula was evaluated by the load trial and finite element method

    通過梁橋試驗和有限元法對提出簡化公式的合理性進行了初步的驗證。
  16. In elementary beam bending theory, it is assumed that the stresses are constant through the width of the beam. however, for the wide flange girders, the stresses are not uniform

    按照初等梁理論即假定翼緣板具有無限抗剪剛度,寬翼緣梁在作用下翼緣的正應力沿著寬度方向上是均勻分佈的。
  17. So it is appears important to analyse capability of this structure, the people can compute all kinds of complex structure ’ s response under different sorts of exact load on current software, but the source program of the computing question, which is “ black box ”, on the contrary, fepg can get the source program, which can provide preference for the optimization of structure, even embed in the optimizing program and save much time of compiling program, linking to ga to identify the load can get the good result. so the problem is solved to alleviate the deadweight and the optimize design of the structure, as well as improve its secure capability

    對格柵結構進行力學分析就顯得至關重要,盡管利用通用有限元軟體能夠計算結構承受任意可以準確描述的作用下的響應問題,但內部計算卻是「黑」操作,利用fepg可以得到計算源代碼,能夠為優化程序提供參考甚至可以嵌入其中,節省繁瑣的有限元計算編程內容,結合遺傳演算法進行重構,往往會收到很好的效果,這就解決了由於工作環境比較復雜,引起響應的難以直接測量得到的難題,從而為結構優化設計和提高安全性能的提供了保障。
  18. In this dissertation, the theories of finite element and the buckling analysis of shell are discoursed systematically. under the direction of these theories, with the help of ug software and msc / nastran software, the defective casing texture is analyzed on static strength and buckling, and then, the maximum loads of the texture with different defect value are gotten, the changeable curve of the maximum load with the defect value and the permissible defect value are gotten. that the texture with various defects can be destroyed variously is discoursed in considerable detail as well

    本論文系統論述了有限單元法和板的屈曲穩定理論,並在這些理論的指導下,以ug軟體和msc nastran軟體為工具,對存在一定幾何缺陷的典型形構件進行靜強度和屈曲的綜合分析,分別得出了不同缺陷度的構件的極限,從而得到缺陷度與極限的變化曲線,給出了缺陷度的最大許用值;同時,本論文還針對不同缺陷度構件的破壞形式不同這一問題進行了詳盡的論述。
  19. Because of its simplicity of the critical moment and the good precision, the solutions based on gjelsvik theory are used in the elastic - plastic phase. the ultimate load carrying capacity of box section beams are calculated considering the effect of plasticity and residual stresses

    其次,運用基於gielsvik約束扭轉理論推導了形偏壓桿的彈性彎扭屈曲,同時給出了壓彎桿在彈性彎扭屈曲的軸力和彎矩相關關系。
  20. In this paper, the method combined with curvature mode shape, finite element method ( fem ), artificial neural networks ( ann ) and genetic algorithms ( ga ) is applied. the optimization of a taper trunk beam of variable cross section under impact load can be obtained on the base of considering the objectives of minimum gross mass and the condition of constrain of dynamic stress

    本文採用了曲率模態、有限元、神經網路和遺傳演算法相互結合的方法,對承受沖擊作用的變截面懸臂型梁,在動應力滿足材料許用應力的約束下,以質量最小為目標函數,做了優化設計方面的研究。
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