混合荷載 的英文怎麼說

中文拼音 [húnzǎi]
混合荷載 英文
combined load
  • : 混形容詞1. (渾濁) muddy; turbid2. (糊塗; 不明事理) foolish; stupid
  • : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
  • : 荷名詞(蓮) lotus
  • : 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 ...
  • 混合 : (攙雜在一起) mix; blend; mingle; admix; mixture; mix up; interfusion; commixture; blending; cre...
  1. The paper is based on innumerable practical heavy - load road data, deliberate heavy - load standard in detail through theoretical arithmetic, and bring heavy - load standard about cement concrete pavement and asphalt concrete pavement separately ; in the meantime, through a large quantity of cement concrete pavement stress calculation, the paper puts forward relation expression between load on concrete board and stress level under board ; meanwhile, the paper puts forward traffic classification about cement concrete pavement and asphalt concrete pavement ; through bearing board testing on each structure sheaf the paper finds the material modulus gets modified ; through comparing position equivalent rebound modulus to theoretical equivalent rebound modulus, the paper points out limitation of nomograph in course of cement concrete pavement design, whereby, puts forward modifier formulas about theoretical equivalent modulus

    本文以大量的重道路資料為主,從實際出發,結理論計算,對重標準進行了詳細的討論,分別給出了水泥凝土路面與瀝青凝土路面的重標準了;同時,通過大量的水泥凝土板底應力計算,推導出了凝土面板與板底應力水平的關系式;給出了水泥凝土路面與瀝青凝土路面的交通分級;通過對試驗路各結構層進行承板測試,發現現有材料模量較以前有了明顯的提高;對比現場實測的當量回彈模量與理論當量回彈模量,指出現有水泥路面設計中的諾謨圖不能完全符現有道路材料,從而提出了對理論模量的修正公式。
  2. Ultimate stress increment is a hotspot problem in theory of unbonded partially prestressed concrete structure, however, according to design critera and the art of the state on this issue around the world, it is still not considered in reason that ultimate stress of unbonded tendons in prestressed concrete multi - span continuous structures varies with load cases

    無粘結筋的極限應力增量一直是無粘結預應力凝土結構理論中熱點問題,而從目前各國的設計依據及研究現狀來看,還沒有理考慮多跨連續結構的無粘結筋極限應力隨工況變化的情況。
  3. 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凝土拱型復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凝土拱型復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。
  4. In this paper at last. the localized anti - collapsing effect of the cave depot of single aircraft under the explosive load is calculated and analyzed. the explosive result shows that 3d ripped steel plate and ribbed shell structure are effective to raise the capacity of anti - collapsing of the protective structures

    對飛機單機掩蔽庫工程在爆炸作用下,抗局部震塌效應進行了計算分析,模擬直接命中的爆炸試驗結果表明:鋼筋凝土內襯三維波紋鋼板組成拱型復結構,是提高防護結構抗震塌破壞的一種十分有效的措施。
  5. 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.首先分析了其受力性能,得出了空腹桁架各構件理的截面剛度以及布局形式.然後結一實際工程,進行了兩榀迭層空腹桁架轉換結構模型( 1 : 8相似比)的豎向下靜力試驗以及擬動力試驗.其中一榀為普通凝土迭層空腹桁架,另一榀配置了預應力和鋼骨凝土,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力系數等抗震性能的比較,並進行了彈塑性動力分析.試驗和分析結果表明,配置預應力和型鋼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設計建議
  6. It shows that the result of resistance under bending and torsion by this method is almost same as that of experiments. correlate equations of bearing capacity of this structure under complex loads are deduced. four expressions of bearing capacity of this structure under complex loads, which are press, bending and torsion, are deduced in the end

    最後利用軸壓、彎曲和扭轉作用的兩兩組作用下的極限承力相關方程,通過適當的簡化處理,就得到偏於安全的離心鋼管凝土構件在軸壓、彎曲和扭轉三種共同作用下的承力計算公式。
  7. Based on the fem program on fracture of plane structure developed by professor fu xiaoling of ho hai university, a two demension damage and fracture finite program package which is programed in fortran 90 language is developed. the paper adopts the plane - eight - nodes isoparameters element and compute the developing law of the damage and macro - damage of plane structure under load. considering the original damage and tension and compression damage at the same time, the paper adopts the more reasonable concrete constitute relation of two demension and exponent function model

    在河海大學符曉陵副教授所編制的平面結構斷裂有限元程序( dl08p4 )基礎之上,本文用fortran90語言編制的二維損傷-斷裂有限元程序包,程序採用平面八結點等參數單元分析計算平面結構在外作用下損傷及宏觀裂縫的發展規律,考慮了凝土結構體內存在著初始損傷和同時存在的拉、壓損傷,並且採用更為理的具有損傷含義的凝土二維本構關系(即正交異性損傷模型中的本構方程)和指數函數模型建立的並可進行拉、壓損傷可比性換算的損傷演變方程,較為真實地反映了實際情況。
  8. The layered combined finite element model is taken in the finite analysis of concrete and bonding bar. in the nonlinear analysis ofunbonded prestressed concrete, the effect that unbonded tendons acts on concrete is replaced by equivalent force in the method of equivalent prestress

    在有限元分析中,凝土和粘結鋼筋採用分層組式的有限元模型,在無粘結預應力凝土的非線性分析中,將無粘結預應力筋對凝土的作用,借鑒預應力的平衡法,用其等效力來代替預應力作用。
  9. Because traffic flow greatly increases in recent years and the rank of actual driving load enhances, causing this bridge to be at the excess load the service condition, so in order to guarantee the bridge ' s transport security, the main body structure of the bridge should be reinforced

    摘要長沙市八一路跨線橋由於近年來交通流量大增,實際行車等級提高,使得該橋處于超負的營運狀態,為了保證大橋營運安全,需要對此橋的主體結構進行加固,在選擇加固方案時對比了三種加固方法:鋼凝土組結構加固方法、凝土結構擴大截面加固方法、粘鋼加固方法。
  10. We research the causes of concrete cracking, develop the high performance anti - cracking additive, optimize the concrete mix and construction techniques, increase the stability of concrete volume by shrinkage compensation, enhance splitting tensile strength, and can meet demand of high workability of fresh concrete. in the study, a thorough investigation of this problem is made from all points of view, with the aid of various modern measurement & testing technology and different theories & methods in surface physical chemistry, structural chemistry, solid - state chemistry, composite materials, fracture mechanics, etc. our research results have shown that the various shrinkage of concrete cause concrete cracking in building engineering, such as autogenous shrinkage, dry shrinkage, temperature shrinkage, plastic shrinkage, carbonized shrinkage, etc

    目前,解決凝土開裂的方法是綜的,我們調查研究了凝土開裂的原因,開發研製了高性能抗裂外加劑,優化凝土的設計和施工方法,並通過補償收縮達到凝土體積穩定,提高抗裂強度,滿足凝土拌和物高工作性能的要求。本研究採用多種測試技術,應用表面物理化學、結構化學、固體化學、復材料學、斷裂力學等多學科的理論與方法,從不同的角度進行深入的研究和探討。通過調查研究建築工程中出現的凝土開裂、滲漏問題,發現凝土在非作用下開裂主要是由凝土的自收縮、乾燥收縮、溫度收縮、塑性收縮、碳化收縮等各種收縮變形引起的。
  11. ( 3 ) it is known that load effect is not consistent with the section resistance incommon section continuous composite beam. a kind of composite beam with itsrational section size is suggested, which is consist of the t shape concrete beam andsteel girder. this kind of composite beam not only has enough carrying capacity, almost has same positive and negative resistance moment, but can decrease theamount of the steel

    ( 3 )分析可知連續組梁的跨中、支座截面處作用效應及截面抗力規律不匹配,本文提出了採用t形凝土梁和工字鋼代替一般的凝土板和工字鋼的組梁截面形式,並給出了截面尺寸比例,能使正負截面抵抗矩接近,符梁受力特徵,減少了材料用量,滿足承力和剛度等要求。
  12. This research was also supposed to provide a valuable reference for the construction of 500kv eastern hangzhou transformer substation project. to guarantee the rationality of the torsion and bending load application, a set of experimental equipments was transformed from a traditional one by exerting tangential force on the brim of the fan board and conducting broad - billed roller application. in the actually fulfilled experiments on the capabilities of the members under different ratios of torsion and bending, the equipments proved to be well qualified in load applying to large - tonnage members

    試驗中,為保證扭轉及彎矩施加的理性,在浙江大學工程結構試驗室原有的加設備的基礎上,分別採用在扇形板邊緣施加切向力和寬軸承滾軸加的方法,改造並調試出一套可專門用於大噸位構件施加扭轉及組作用的試驗設備,並利用這套設備進行了離心鋼管凝土構件在不同彎扭比的組作用下的試驗研究。
  13. On the basis of the study of traffic features of heavy - load vehicles, the vehicle weight data and the axle - load spectrum of different vehicles were collected for some typical heavy - duty roads in china, and according to the features of heavy - loading pavement, deficiency of the former load - figure are analyzed and new figures which are suitable for heavy - load pavements are put forward. meanwhile, based on the research of the cement concrete fatigue equation and the damage mechanism of asphalt pavement under heavy - load vehicles, axle load conversion equations fitting for heavy - load cement concrete pavement and asphalt pavement are established respectively by further analysis. in addition, design indices, traffic and material parameters and structural combination for heavy - load pavements are discussed in this paper as well

    本課題針對重道路路面設計中所存在的問題,從重交通特性出發,收集分析了國內幾條重道路的交通及軸組成情況,根據重交通的特點,分析原有圖式的不足,提出了適於重瀝青、重水泥凝土路面的圖式;同時,在重水泥凝土路面疲勞方程及重瀝青路面破壞機理研究的基礎上,通過對重路面軸換算公式的進一步研究,分別提出了適於重水泥及重瀝青路面的軸換算公式;此外,本文還對重水泥、重瀝青路面的設計指標、交通參數、材料參數及結構組等方面進行探討,系統地提出了重路面的設計方法,並使之有效地運用到工程實踐中。
  14. All of the researches are carried out on the background of a spatial continuous beam - arch composite bridges, and the relative loading experimental results are compared with the calculated values. it indicates that the theory of elastically supported continuous beam method load lateral distribution is a kind of simple convenience and safe practical engineering calculation method. 2 ) the suspender force and correlated modality is analyzed with the use of general calculation program ansys. during testing suspender force, the influence of the rigidity of suspender must be considered

    在此基礎上,以一座實際的預應力凝土連續梁拱組體系橋梁為工程背景,採用一般的試驗研究方法對該橋進行了試驗研究,並將有關的試驗結果與理論計算值作了比較,結果表明:所提出的彈性支承連續梁法計算值,與空間有限元分析理論值及試驗測試值基本吻
  15. It shows that the method suggested in the paper is simple, applicable for engineering and has good precision. on the bases of the formulas deduced, and combining with relative test datas, it studies in the paper several factors influencing the bearing performance of the simple beams, such as shape of the external tendons, the equal moment segment length, span - to - depth ratio of the beam, valid initial prestress of the external tendons, area of the internal tension reinforcement, strength of the concrete, vertical distance between

    在公式推導的基礎上,結相關試驗資料,研究了體外筋的形狀、等彎矩區長度、梁跨高比、有效張拉預應力、體內受拉筋配筋率、凝土強度、錨固點到樑上邊緣在垂直方向上的距離、體外預應力筋水平段長度(雙折線型體外筋的情況)以及類型等對體外預應力凝土簡支梁受力性能的影響。
  16. The prime works are as follows : strain and stress distribution of section was analyzed. the effect of prestress degree. on cracking moment was explored. the relation of the unbonded prestress increment to effective reinforcement index and corresponding bonded prestress increment were studied. the formulae had been established

    其次,設計了三根活性粉末凝土無粘結預應力疊梁,兩點對稱集中加、一次受力,得到了它們的截面應變分佈、撓度與變形、無粘結預應力鋼絞線的預應力增量、裂縫的發展與分佈以及極限
  17. Based on the vibration test in yantan hydropower house, in this paper the author adopt les method which belong to three dimensions unsteady turbulent flow numerical analysis to simulate vibration resource characteristics of hydrogenerator set, a harmonic vibration model of powerhouse substructure is put forward to carry out firstly a precise modal analysis and dynamic response analysis for generator floor. the numerical calculation results agree well with the surveyed data in situ

    本文結巖灘水電站廠房振動的試驗研究,採用非定常湍流數值分析的大渦模擬方法進行流機組水力振動振源模擬;提出一種水電站廠房下部結構簡諧振動模型,首次進行了發電機層樓板結構的精確模態分析和水力激振下的動力響應分析,各項計算結果與實測數據吻良好。
  18. On the basis of comprehensive analyses and studies, now the centrifuge concrete filled thin - walled steel tubular is regarded as one of the ideal substitutes of the traditional concrete poles, and there has been a practical call for the researches on it unfortunately, present evidence is all for the capabilities of the tube under single load but there is hardly any datum relating to those under the combined loads of bending and shearing torsion that many members applied in electric power projects inevitably bear to different extent. this paper intends to improve this situation with the experimental researches and related theoretical analyses done on the subject

    在電力工程結構中,由於使用功能要求,許多結構中不同程度地存在著受扭工作狀況,及彎扭、剪扭聯作用工作狀況,然而迄今為止,國內外對離心鋼管凝土結構的工作性能的研究大多局限在單一工況情況下,尚未見組作用的研究,因此,能否深入了解離心鋼管凝土構件的扭轉和在組作用下的受力特性,成為影響該結構形式能否進一步推廣應用和發展的關鍵技術問題。
  19. On the basis of construction technique of large diameter bored hollow pile of prestressing force concrete, through the program of marc, this paper analyses the pile vertical bearing capacity under different lengths, diameters and strength parameters of mediators as well as the inner force and displacement under lateral and combined loads, giving the criterion of rigid pile and flexible pile. with elastic theory, the paper establishes the inner force calculating formula under eccentric load. this research findings will set a firm theoretical foundation for its widely application

    本文在對大直徑鉆埋預應力凝土空心樁施工工藝分析研究的基礎上,運用marc軟體,對豎向作用下不同樁長、樁徑及樁周介質強度參數時空心樁的承力性狀,以及水平向及其組作用下空心樁的內力、位移變化規律進行了模擬分析,提出了大直徑鉆埋預應力凝土空心樁的剛性與柔性界定標準。
  20. By means of numerical emulation, it analyses the pile vertical bearing capacity under different lengths, diameters and strength parameters of mediators as well as the inner force under lateral and combined loads, giving the criterion of rigid pile and flexible pile. with elastic theory, the paper deduces the inner force calculating formula under eccentric load and the bearing capacity calculating formula under vertical load ; establishes a complete design and calculating method of large diameter pile

    通過數值模擬,對樁在豎向作用下不同的樁長、樁徑及樁周介質強度參數變化時樁的承性狀進行了分析,並對樁在水平向及其組作用下樁的內力變化規律進行了分析,提出了大直徑鉆埋預應力凝土空心樁的剛性與柔性界定標準。
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