有效載荷成本 的英文怎麼說

中文拼音 [yǒuxiàozǎichéngběn]
有效載荷成本 英文
payload cost
  • : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : 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
  • : Ⅰ動詞1 (完成; 成功) accomplish; succeed 2 (成為; 變為) become; turn into 3 (成全) help comp...
  • : i 名詞1 (草木的莖或根)stem or root of plants 2 (事物的根源)foundation; origin; basis 3 (本錢...
  • 有效 : effective; valid; efficacious
  • 載荷 : load; loading載荷變化 load fluctuation; variation in load; 載荷裝置 load device
  1. Fist of all, on the basis of the research of agone boffins, this author investigates the interaction mechanism of bolts and rock, and introduces the elastic ? lastic analytical resolution which is consist of the liner structure, the equivalent reinforced wall rock and the original wall rock in the simple loading from the equivalent well - proportioned view ; this solution is very important meaning for the engineering design. on the basis of coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of msc. marc. finally, combining the engineering practice of the non - linear analysis of shield tunnel through yellow river of the south - north water transfer and using the model of friction, the author researched the evolution law of stress and displacement field in the structure of grouted rock bolts, and analyzed the effect to the stress and deformation of surrounding rock mass due to anchor supports

    首先,在前人研究果的基礎上,對錨桿與圍巖的相互作用機理進行研究,利用全長錨固錨桿的中性點理論,從等均化的角度來考慮錨桿對圍巖的加固作用,並推導了在簡單作用下,含襯砌、等加固后的圍巖、原始圍巖三者的彈塑性解析解,對工程設計著重要的參考意義;在數值模擬方面,以考慮錨固圍巖滿足規則化庫侖摩擦模型為基礎,利用虛功原理推導了接觸問題的限元方程的計算格式,為開發運用大型商用限元軟體msc . marc提供了理論根據,也形文的理論基礎:最後,論文以南水北調東線穿黃隧洞穩定性分析項目為工程實例,利用文所述的接觸問題的摩擦模型理論,對錨桿支護結構的應力場、位移場的變化規律進行了研究,分析了加錨支護對隧洞圍巖應力、變形的影響。
  2. This paper, in the light of the special geological environment and actual project situation of the three gorges reservoir area, puts forward a comprehensive analysis and evaluation system suitable for the stability analysis of the bank landslide of the three gorges reservoir area under the premise of thorough consideration of the water influence on the stability of the bank landslide, and obtains the following achievements in several aspects that have the practical application significance and certain scientific research value : ( 1 ) it is discovered that the water activity is the primary factor of the formation of the new landslide and the revival of the ancient landslide. on the one hand, the rising underwater level reduces the actual stress of landslide ; on the other hand, the long time soaking of the underwater reduces the mechanics intensity of the landslide and the slide belt, both of which reduce directly the landslide stability ; ( 2 ) in view of the special condition of the three gorges reservoir area, this paper analyzes systematically the forces acted on the landslide of the three gorges reservoir area and the force varieties acted on the divided landslide when the water level changes between 175 meters and 145 meters. thus it is more scientific and comprehensive for the analysis of the forces acted on the landslide ; ( 3 ) this paper summaries systematically 10 kinds of typical computation projects by organic combinations of different kinds of situations in the dry season ( nature statue ), rainy season ( rainstorm or rains for a long time condition ), with 175m water level in the reservoir, during the earthquake, with the water level of the reservoir adjusted from 175m to 145m and so on, and produces

    文針對長江三峽庫區特殊的地質環境與工程實際情況,在充分考慮水對庫岸滑體穩定性影響的前提下,提出了一個適用於長江三峽庫岸滑坡體穩定性分析的綜合分析評價體系,並取得了如下幾個方面具工程實際意義和一定科學研究價值的研究果: ( 1 )研究結果發現,水的活動是新滑坡形或古滑坡復活的主要因素,一方面是由於地下水位升高降低了滑坡體的應力,另一方面是由於地下水的長期浸泡降低滑體及滑帶的力學強度,這兩方面的因素均將直接降低滑坡的穩定性; ( 2 )針對三峽庫區的特殊條件,系統分析了作用於三峽庫區滑坡體上的力系和庫水位在175m與145m間變化時滑體條塊的受力變化,從而使對作用於滑坡體上的力系分析更科學、更全面; ( 3 )通過對滑體處于旱季(天然狀態) 、雨季(暴雨或長期降雨狀態) 、 175m庫水位、地震以及庫水位由175m調節下降至145m等各種不同情況的機組合,文系統地歸納總結出了10種典型計算工況,並具體給出了相應的作用的計算方法,使在庫區岸坡滑體穩定性分析評價時對計算工況選擇及其作用的計算更具規范性; ( 4 )具體運用c + + builder開發了關于滑坡體穩定性綜合分析評價系統,使對滑坡體穩定性分析計算更方便、更準確; ( 5 )將上述滑坡體穩定性綜合分析評價系統應用於重慶市豐都縣名山滑坡穩定性分析的具體事例中,分析結果表明,文所提出滑坡體穩定性綜合分析評價方法對三峽庫區的滑坡穩定性分析是實用可行的。
  3. 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

    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情況,根據重交通的特點,分析原圖式的不足,提出了適合於重瀝青、重水泥混凝土路面的圖式;同時,在重水泥混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,分別提出了適合於重水泥及重瀝青路面的軸換算公式;此外,文還對重水泥、重瀝青路面的設計指標、交通參數、材料參數及結構組合等方面進行探討,系統地提出了重路面的設計方法,並使之地運用到工程實踐中。
  4. A port tyre crane has various parts and complex structure, which is made up plenty of beam - bar and shell elements, manual calculation can not guarantee the precision while finite element method needs onerous structure modeling and a great deal of date input. the finite element analysis and modeling of the port tyre crane are difficult because of complex structure and various loads. in order to fit further more design and exploitation of the same type as well as the upgrade of the production i study a kind of parametric software for structure analysis of the port tyre crane, it can reduce the difficulty of modeling and structure analysis as well as improve efficiency

    港口輪胎式起重機部件繁多、結構復雜,由數目眾多的梁桿與板殼組,其結構設計和力學分析使用傳統的手工計算方法難以保證精度,限元方法則需要繁重的結構建模和大量的數據輸入,並且要求分析人員具相當的力學知識和限元基理論。港口輪胎起重機結構的復雜性、工況的多變性導致港口輪胎起重機結構限元建模和分析工作率低、難度大。針對這種情況課題研發了一套港口輪胎式起重機結構的限元參數化分析軟體,以適應同類機型的進一步設計開發和產品升級換代,降低建模和分析的工作難度,提高工作率。
  5. Introduced by prestressed pier in the gate of spillway in xiao xia hydroelectric power station, the text reasonably established 3 - d finite elements mechanic model by the advanced finite elements popular in the world which can expediently impose tension of anchor funicular at its place. it also considered possible diversified combination of loading, and indicated that the effect of its prestressed action is fruitful compared with its conventional counterpart by study of mechanic calculation in comparison. as a result, it vastly improved burdening state of pier. by analysis of 3 - d finite element method, it also gained the stress result indifferent boundary conditions such as breast wall joint support and fixed support, and the displacement result in diversified loading combination. those results gained the instructive and reference value in design of prestressed pier

    文結合黃河小峽水電站泄洪閘預應力閘墩這一工程實踐,採用國際上已熟的限元方法,合理地建立了預應力閘墩的三維限元模型,該模型可方便地按預應力錨索的點位施加錨索預張拉力,考慮了可能發生的多種工況組合,並與無預應力閘墩結構進行了對比分析研究,指出其預應力果是明顯的,可以大大改善閘墩結構的受力狀態,通過三維限元分析,還得到了胸墻簡支、固端不同情況下的應力果和各下的位移果,這些果的取得對預應力閘墩的設計具一定的指導和參考價值。
  6. Finally, two examples show that, the availability and practicability of the new model is verified. the analysis of calculation result of berthiervill test embackment shows different part of compression curve have different influence upon the course of consolidation, and correct coefficient and viscous effect have great significance on deformation forecast. associated with the wenzhou airport runway engineering, the reason of increasing of pore - water pressuer in under - lying soft layer and post - construction settlement are given

    最後,通過兩個工程實例的分析來說明文模型的性和實用性:一是對berthiervill填土試驗場的軟基實測數據和理論果進行對比分析,闡明考慮結構性擾動和粘滯性應對分析天然粘土固結壓縮性的重要性;二是對溫州機場袋裝砂井超預壓工程進行數值模擬,指出停預壓期間下臥層孔壓增加和工后沉降大的原因。
  7. Author thinks that the direction of the maximum plastic distortion along a constant radius around the crack tip may be considered as the direction of shear - mode fracture ( named pmax - criterion ) and the load when located shear band prongs the ligament in the front of crack tip is regarded as the limited load of shear - mode fracture. ( 3 ) the fad ( fracture assessment diagram ) of titled crack is proposed based on achievements of mesomechanics about i - ii complex ductile fracture of metal, and the titled crack is classified two kinds : void - mode fracture is assessed by fracture assessment curve, and shear - mode fracture by limited load. ( 4 ) using a fe program based on plantle - ressue theory to calculate some mesomechanical parameters, a flange joint structure of a high pressure vessel ( design pressure 31. 4mpa and the thickness of the hemispherical head is half of that of shell. ) is analyzed to determine whether the structure under operation pressure is safe or not, forecast the mode of potential invalidation and argue for the rationality of design of the structure

    試件的整體斷裂為剪切型,但在試件芯部裂尖鈍化區中部出現了韌窩型啟裂並一定的擴展,說明局部較高的應力三軸度也會使韌窩型機制得以發展,但是不改變試件整體的剪切型斷裂模式;對韌性斷裂的剪切模式的細觀機理做了一定的探討,並且提出了含裂紋構件剪切型斷裂的宏觀判據:認為裂紋前方的集中剪切帶中與裂紋尖端等半徑處最大塑性應變出現的方向可以作為裂紋剪切斷裂的方向(可簡稱為_ ( pmax )準則) ,集中剪切滑移帶貫穿裂紋前方承韌帶時的可以作為極限文運用金屬韌性斷裂細觀力學在一復合型韌性斷裂方面的研究果,採用失評定圖的形式,提出了傾斜裂紋的安全性評定方法的基框架。
  8. The proposed analytical method and those research findings can be consulted in the engineering practice, the buckling bearing capacities, and the time - dependent behaviour design of cft columns and cft arched bridges

    文所得出的主要結論和關研究果可供鋼管混凝土構件以及大跨度鋼管混凝土拱橋的承力設計和長期應分析參考。
  9. Consequencely, the analysis and assessment system of the operating state of the concrete dam was developed under the ansys development environment, and the back - analysis and the prediction of the parameters of the dam system have been done according to the operating observed data. the research work involves several aspects as follows : 1 ) a back - analysis model including the prior information and a predictive model of nonlinear time series were established ; 2 ) the analysis and assessment system of the operating state of the concrete dam was developed under the ansys development environment, in which the analysis module of the loading effects, the back - analysis module, the forecasting module of the physical parameters and the assessment module of the operating state were contained ; 3 ) according to the operating observed data, the operating state of the dam was assessed and predicted with the analysis system of the operating state, the results suggested that the dam is in basically normal operation at present

    具體工作以下幾方面: 1 )收集整理漫灣水電站大壩運行監測資料,並對其進行了系統分析,從觀測資料身直觀的分析了大壩的運行狀況; 2 )總結位移反分析的理論及方法,建立了考慮先驗信息多介質位移反分析模型,基於神經網路非線性映射功能,建立了神經網路時間序列預測模型; 3 )以ansys軟體為平臺,開發了漫灣水電站砼重力壩運行狀態評價模塊,結合應分析、參數反演分析、參數預測分析三個模塊組漫灣水電站砼重力壩運行狀態分析系統;實現了對漫灣水電站運行狀態的動態「反演-預測」分析; 4 )利用漫灣水電站砼重力壩運行狀態分析系統,在漫灣大壩實測資料分析、大壩砼特性參數反分析、大壩砼彈性模量衰變規律及預測分析的基礎上,系統的分析並預測了大壩運行狀態。
  10. After the evaluation of the three parameters in the proposed creep model, which is based on the large numbers of experimental measurements of concrete creep, the influential regularities of concrete filled steel tube columns under long - term loading are investigated. by dispersing time, the method of tangent modulus is adopted to study the relation of creep strain and load time. in the end, this paper took cft specimens with representative geometry and sectional dimensions as examples and adopted the proposed method as an approach to investigate the influencing regularities of many factors, which include the ratio of long - term load to strength, the slenderness ratio, the eccentricity ratio, and the intensity grade of concrete, on cft structures

    在對鋼管混凝土構件長期應的分析中,文基於三維粘彈性理論,採用三參數粘彈性模型,提出了核心混凝土徐變的三維限元分析理論,在總結過去大量關于混凝土徐變試驗實測結果的基礎上擬合了模型中的三個參數,並功將其應用於鋼管混凝土徐變的三維分析計算中,得到徐變與持時間的關系,以典型截面形式的圓鋼管混凝土軸壓、偏壓構件為例,對軸壓比、長細比、含鋼率、偏心率以及核心混凝土等級分別進行了大量的參數分析和實驗對比研究,結果表明二者符合較好。
  11. The tradi - tional pre - stressed reinforced concrete hollow slab has not met the needs of the con - struction market, which leads to the shrink of the prefabricate part industry, in order to prosper the prefabricate part industry in our country and make the best of the advan - tages of pre - stressed reinforced concrete hollow slab, we should use the high effective pre - stressed reinforced concrete hollow slab made of high strength material, for the reason that it not only inherits the advantages of the traditional pre - stressed reinforced concrete slab, but also meet the needs of big - span, large - load modern buildings, has better ductility and crack control property, lower cost and more competitive in the mar - ket

    傳統的預應力空心板已經不能滿足建築市場的要求,也導致我國的預制構件行業的萎縮,為了振興我國預制構件行業,充分挖掘預應力空心板的優點,利用高強材料生產的高預應力空心板不僅具傳統的預制板的優點,且能夠較好地滿足大跨度、大的現代建築的要求,其延性及裂縫控制性能均優于傳統的預應力空心板,而且生產降低,具很強的市場競爭能力。
  12. The paper compares and analyses in detail to the methods of the soil - pile interaction, by summarizing on the domestic and international latest theory and research systematically. so the rational and effective method of the soil - pile interaction is put forward and program composition corresponding in this paper. the pile bearing capacity is analyzed respectively with static load, dynamic load

    文在全面系統地總結國內外最新理論和研究果的基礎上,對樁基礎的計算方法進行了詳細地比較和分析,提出合理、的考慮樁-土相互作用的計算分析方法,編制相應的計算程序,並對樁基在靜、動的作用下的承力性能作了詳細的分析。
  13. The data used by calculation program and post - processing are formed by dialog boxes, and fed back by figure. a finite element program which considers the influence of axial deformation can analyze the prestressed concrete frame structure, then the structure is designed according to the code of concrete structure gbj10 - 89. post - processing can give the result of calulation by text file and graph, and plot construction drawings in autocad

    前處理模塊通過對話框採集數據來建模,並利用圖形反饋建模結果;計算核心利用考慮了軸向變形的桿系限元程序計算應和預應力應,並按《混凝土結構設計規范》 gbj10 ? 89計算承能力極限狀態和正常使用極限狀態;后處理模塊通過文文件和圖形顯示來完結果查詢,並直接在autocad環境下生施工圖。
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