載荷范圍 的英文怎麼說

中文拼音 [zǎifànwéi]
載荷范圍 英文
loading range
  • : 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 [書面語] (模子) pattern; mould; matrix 2 (模範; 榜樣) model; example 3 (范圍) boundar...
  • : Ⅰ動詞1 (四周攔擋起來 使裡外不通; 環繞) enclose; surround; corral 2 (繞; 裹) wrap Ⅱ名詞1 (四...
  • 載荷 : load; loading載荷變化 load fluctuation; variation in load; 載荷裝置 load device
  • 范圍 : scope; limits; extent; boundary; confines; range; range dimension; spectrum
  1. The characteristics of high pressure gyratory sprayed pumping discusses is presented, which is applicable in wide range of scope and ground layers, convenient for construction, long durability, wide source of materials. mechanism for subgrade strengthening : complex foundation of cement solid and earth between piles was formed by pulsant load of flowing pressure and spraying flow, water wallop, cavitation phenomenon, water wedge effect, extrusion force and air flow agitation etc so as to enhance foundation bearing force and reduce settlement and deformation

    高壓旋噴注漿技術具有適用、適用地層較廣,施工方便,耐久性好,材料廣闊等特點;其加固地基機理主要是通過流動壓、噴射流的脈動負、水塊的沖擊力、空穴現象、水楔效應、擠壓力、氣流攪動等效應形成水泥固結體與樁間土的復合地基,從而提高地基承力,減少沉降變形。
  2. 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設為工程背景,首次對內襯三維波紋鋼板混凝土拱型復合結構的受力機理進行了靜力、動力和爆炸的分析研究。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,建立了有限元計算模型,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力響應,並與普通殼體進行了比較。
  3. 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設計進行了系統研究。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 ;調速寬,最低運行頻率低到0 . 5hz ,起動次數相當頻繁,每小時高達600 - 800次,沖擊負大,過能力要求較高。
  4. Traditionally, loads of the arc gate are applied on the support or gate frusta as a set of concentrated load, but the effect range of such load on the frusta cannot be solved by material mechanics and structure mechanics. most of the load cases are fulfilled through optic - elastic test

    通常弧門作為一組集中作用於牛腿或閘墩上,而這組對閘墩受力的影響材料力學方法和結構力學方法是不能解決的,受力狀況大部分是通過光彈試驗完成。
  5. The main results and academic contributions of the dissertation can be summarized as following : 1 ) for the difficulty to obtain the accurate analytical solution of the stress constraints around 3d cracks, detailed 3d fe analyses have been conducted to study the out - of - plane constraint factor tz around a straight through - thickness crack, a quarter - elliptical corner crack and a semi - elliptical crack embedded in an isotropic elastic plate subjected to uniform remote tension loading. the distributions of tz are minutely studied in the forward section of the cracks. strong 3d zones ( tz > 0 ) along the crack front were investigated despite the far field stress - free boundary conditions

    全文主要研究內容和學術貢獻如下: 1 .針對一般三維裂紋端部場應力約束準確解析的困難,對均勻拉伸作用下各向同性彈性板中穿透厚度中心直裂紋、半橢圓表面裂紋和1 / 4橢圓角裂紋進行了大量詳細的全場應力三維有限元分析,首次全面分析了非穿透裂紋端部場三維影響區,給出了不同形狀三維裂紋前沿離面應力約束因子tz的數值解,並結合k場平面解給出了非穿透裂紋端部應力場k - tz雙參數描述。
  6. The calculated drafts covers the whole possible ship draft in the large amplitude motion ; secondly, the research creates and solves the ship large amplitude motion equations. on the one hand, the actual calculation takes into account the coupling between the different motion modes, on the other hand, in the process of calculation of the ship hydrodynamic coefficient, it considers the influence of the nonlinear factor. the hydrodynamic coefficient used in the calculation of froude - krylov force, diffraction force and radiation force changes instantaneously following the draft, and the hydrostatic buoyancy is computed very accurately for the instantaneous immerse hull

    本文的研究分為二個部分:首先利用frank源匯法計算水動力系數,計算包括不同吃水時的附加質量和阻尼系數,吃水涵蓋了船舶大幅度運動時所有可能的吃水;然後建立和求解船舶大幅度運動方程,在實際計算時一方面考慮了運動模態之間的耦合,另一方面在計算水動力時,考慮了非線性因素的影響。 froude - krylov力、輻射力、繞射力中的水動力系數隨吃水瞬時變化,靜浮力的計算精確到船體瞬時濕表面積,最後用四階龍格?庫塔方法在時域內求解船舶運動方程,並進行了計算。
  7. As a result of the simplified torsion moment of inertia, integral stability coefficients based on the gb50017 code increase relatively 5 % or 0. 01 ~ 0. 04 absolutely, only for hn behind hn400 150, whose calculation length goes beyond the limit of 8 meters, taking account of any load condition and any yield - point

    Gb50017梁的整體穩定系數公式的誤差是由扭轉慣性矩的簡化造成。任何情況和鋼號,規格大於hn400 150的hn型鋼,當計算長度大於8米時,整體穩定系數偏高約5 ,絕對偏高量在0 . 01 0 . 04
  8. ( 6 ) conclusion was obtained by the analyzing the mechanics environment and the stability of the lanslide on the right bank after the dam built : the value of the rock mass stress increased and the tensile stress region obviously reduced, the direction of the principal stress was unchangeable the dam and the landslide were stable under the dangerous condition ( the reservoir and at the same time the earthquake was viii ), but when the water lever suddenly fell and did not think of other force, safe factor evidently reduced, the dam and the landslide will be destroyed under the most dangerous condition ( the water lever suddenly fell and at the same time the earthquake was vi ) ; the stability of the landslide will be destroyed by the horizontal thrust under the most dangerous condition or ; the physical and mechanical parameter will be reduced due to long period filter, the landslide will be destroyed too

    ( 6 )建壩工程條件下河谷巖體力學環境分析及右岸古滑坡體的穩定問題分析得出:建壩后河谷的巖體應力量值明顯增高,同時左岸的張應力區的及量值明顯減小,主應力的方向依然與模型的底邊界垂直;大壩建成后逐漸蓄水階段以及同時考慮本區最強地震力的作用等各種不同的工況條件時,滑坡體及壩體總體上仍處于穩定狀態;水位驟降時,在未考慮其他外力作用的情況時,滑體的安全系數將顯著降低。若考慮水位驟降及本區最大地震力的共同作用,壩體將在滑坡體下滑推力的作用下產生破壞;建壩后水平推力對右岸古滑坡體穩定性的影響分析可以看出,在最危險的工況條件下,壩體及滑坡體也將處于臨界狀態;在長期滲透變形的作用下,由於滑帶的物理力學參數的降低而有可能導致壩體失穩破壞。
  9. Firstly, gravel piles in soil were laid for compacting and consolidating soil, then gravel composite foundation was treated with dynamic compaction in order to form three - level soil that is gravel composite soil and high replacement ratio composite foundation and dense composite foundation

    該法先在填土層中設置好碎石樁體,利用擠密和排水固結的作用使其得到初步加固,然後對影響深度內的復合土體進行低能強夯處理,迫使樁體碎石沿徑向擴散,形成上部為密實的碎石二合土層、中部為擴徑后高置換率復合地基、下部為整體夯密復合地基的三層結構。
  10. The force laboratory provides calibration services for force measuring instruments such as proving rings and load cells in the measuring range from 0. 5 kn to 3 mn

    本所可為0 . 5kn至3mn力值的測力計,例如測力環和傳感器提供校正服務。校正0
  11. The result proves that composite beams with partial shear connectors have better performance to support fatigue load in that they can hardly be destroyed under general fatigue load if the welding quality is reliable

    試驗結果表明,重復作用下的部分剪力連接組合梁具有良好的抗疲勞性能;在焊接質量有保證的情況下,處于正常使用內的疲勞作用下的部分剪力連接組合梁幾乎不會發生疲勞破壞。
  12. This paper presents the element stiffness matrix and equivalent node force of the variable cross - section bar. so the approximation in structural analysis is avoided, and the calculation capacity of equivalent frame method is also developed. this helped the engineers avoid the fem, which consume much time and is difficult to master

    本文對板帶寬度變化的板柱結構推導了變截面直桿單元的單元剛度矩陣和等效結點列陣,避免了在結構分析時所作的近似,也擴大了等代框架法的計算,使工程技術人員免於使用佔用機時、難于掌握的有限元分析法。
  13. The precise fe model was used to predict the factors of load - carrying capacity of the controlled sections of the box - girder, by selecting some important factors which can affect the load - carrying capacity, such as the area of cables, stiffness of expanding joints, elastic modulus of concrete, and the amount of living load, to simulate the several possible damages of the bridge in service in the future

    ( 3 )該橋在運營四年後,索力、撓度、應力與主塔偏位都在設計允許的內,大橋依然具備通行設計汽車的能力。 ( 4 )對該橋承力的預測分析表明:在所分析的可能損傷狀態下,拉索具有足夠的安全系數,損傷對控制截面的承能力系數影響較大。
  14. In this paper, the traffic surveys and analysis of typical heavy - load road were performed firstly ; also the characteristics of traffic, load and distribution of axle load were studied. the deficiencies in the calculation method of surface equivalent modulus of foundation in present specification of cement concrete pavements design for highway were analyzed. based on the elastic multi - layer theory and principles of displacement equivalence, and a great amount of computing data, a calculation method was established

    本文首先從典型重交通道路的交通調查與分析入手,研究了重交通道路的交通量、軸分佈及特徵,針對現行設計規中關于基層頂面當量回彈模量值計算公式存在的不足,利用彈性層狀體系理論,按照彎沉等效原則,通過大量的計算分析,回歸出了精度較高、適用更廣的基層頂面當量回彈模量計算公式。
  15. The spectra of three dimensional wind loads on the model of wuhan international stock building is investigated in a boundary layer wind tunnel when the wind direction varies from 180 to 270

    摘要通過風洞試驗,對武漢國際證券大廈模型180 270風向角內的三維風譜進行了分析。
  16. The analysis show that the influence given by the area replacement rate is very little, while the modular ratio of pile and soil is a important influence factor. the research about the deformation modular of 17 gravel piles show that the variation rage of gravel pile deformation modular is little, so long as the construction quality is good

    通過對17根碎石樁變形模量的研究發現,在施工質量得以保證的情況下,變形模量取值變化不大,對n的取值影響不大,對此我們給出碎石樁變形模量隨變化的關系模型。
  17. The study of a bogie ' s type which include such as the model of wheel, moving mode of wheel, bearing style of loads, locking mechanism, changeable range of gauge, etc., is put up, and based on those, two design projects of the gauge - changeable bogie are put forward

    論文首先進行變軌距轉向架的方案設計研究,從變軌距車輪的型式、車輪的移動模式、的承方式、鎖緊機構及變軌距轉向架的軌距變化等諸方面對變軌距轉向架進行了選型分析,並在此基礎上提出了兩套變軌距轉向架設計方案。
  18. On the basis of large numbers of information from calculation, the deformation rule of settlement of the groundsill, the diffusing range of load of the tower, and the deformation characters of the foundation and groundsill, and the distributing rule for resisting force of fundus are summed up. and some suggests are given out about design of the foundation in high - rise buildings when using analytic method of interaction

    基於大量的計算數據,本文總結出了在作用下,地基的沉降變形規律,塔樓擴散,地基基礎的變形特徵,以及基底反力的分佈規律,對高層建築基礎設計中採用共同作用分析方法提出了具體的建議。
  19. This article takes hanging off and wide fluctuation of transmition velocity of adsl as example, then analysis centers on the discerte multiple tone and the principle of channel load assignation. from analysis above article points out the root of adsl being sensible of noise signal. at last, reserches effects that window function and barrier effect on frequency and adopts fft to work out the noise power of adsl

    本文以電信現在推出的adsl傳輸中鏈路經常掉線和傳輸速率經常大波動為例,重點分析了adsl所使用的dmt調制方式和注水演算法分配通道方式原理,由此指出adsl對噪聲信號敏感的根源,在得到問題的根源之後,分析了窗函數和柵欄效應對頻譜的影響,採用fft方法計算adsl線路的噪聲功率譜,為adsl線路測試提供了可靠的理論依據。
  20. The dynamical parameter was regarded as evaluation guideline, and through investigating the change characteristic of the basin and modulus under different destroy boards, different area and different level loads, the identify methods of the pavement bursted have been given and we advise to use synthesize modulus ratio to evaluate the pass - loads capacity of the joints. we have also discussed the influence of different level loads to the joints pass - loads capability, and confirmed the commonness and oneness of the influence of the pass - loads and bursted to the basin and modulus under the critical loads, and the range of the critical loads was also given. basing on the determination of the pass - loads a

    以動態參數作為評價指標,通過研討不同破壞板的不同區域,在不同等級作用下彎沉、模量的變化特性,提出了路面脫空識別辦法以及利用綜合模量比來評價接縫傳能力的思想,探討了不同等級對接縫傳能力的影響特性,確定了臨界下傳與脫空對彎沉、模量影響的共性和單一性,並確定了臨界,在判定脫空和傳基礎上提出了水泥混凝土路面的壓漿效果的評價方法,通過研討與動態模量的關系,對地基的動態性能進行了系統的分析與評價。
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