過載為三的力 的英文怎麼說

中文拼音 [guòzǎiwéisānde]
過載為三的力 英文
force of three
  • : 過Ⅰ動詞[口語] (超越) go beyond the limit; undue; excessiveⅡ名詞(姓氏) a surname
  • : 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 ...
  • : Ⅰ數詞1. (二加一后所得) three 2. (表示多數或多次) more than two; several; many Ⅱ名詞(姓氏) a surname
  • : 4次方是 The fourth power of 2 is direction
  • : 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...
  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

    論文章至第五章,分析了工程塑料物理機械性能,研究了受靜荷、動荷、沖擊荷及脈沖荷下工程塑料構件失效模式和設計計算方法,通工程塑料在槍械關鍵受結構件上實際應用和實彈射擊試驗,取得了寶貴經驗,高性能工程塑料在槍械上應用和材料性能指標確定奠定了基礎。
  2. From the feature of the force and deformation of the tpih, 5 different elements are used to mesh the different zones of the tube, which are structural beam 3d elastic 4, structural pipe plastic straight 20, structural pipe elastic elbow 18, structural shell elastic 4 node 63 and contact 3d pt - to - surf 49 ; the contact problem is assumed to be flexible - to - flexible ; the temperature field is assumed to be body load. a mechanical model corresponding to reality has been established for numerical simulation. based on the above, the 3 - d fem numerical simulation of tpih has been carried out by using the ansys program

    針對加熱彎管和變形特點,採用維梁單元、維塑性直管單元、維彈性曲管單元、維殼單元與維點對面接觸單元等5種不同單元分別對管毛坯不同區域進行劃分,並對接觸單元採用柔體-柔體處理方法,將溫度場作荷處理,建立了符合實際加熱彎管問題數值模擬學模型:在此基礎上,應用商用軟體ansys對加熱彎管程進行維有限元模擬與研究,獲得了成形時推、彎矩、支撐大小及其變化趨勢。
  3. By comparing and analyzing the advantages and disadvantages of three kinds of voltage reference circuits, type of current density ratio compensation 、 weak inversion type and type of poly gate work function, a cascode structure of type of current density ratio compensation is chosen to form the core of voltage reference circuit designed in this paper. applying the negative feedback technology, an output buffer and multiply by - 2 - circuits are designed, which improve the current driving capability

    然後通比較和分析電流密度比補償型、弱反型工作型和多晶硅柵功函數差型種帶隙電壓基準源電路結構優缺點,確定了電流密度比補償型共源共柵結構作本設計核心電路結構,運用負反饋技術設計了基準輸出緩沖電路、輸出電壓倍乘電路,改善了核心電路帶負和電流驅動能
  4. In the design of loading - frame, puting forword a group of universal dimensions of three - point free - link attachment to category i and ii tractors through comparing and analysing whose scope of dimensions, thereout, working out sketch of loading framework on several different positions in the whole lift - course of hydraulic liftenafter this. analysing the case of force on loading framework when the loading force equal to 44100n and the lift - position of the hydraulic lifter is on upper limit, and giving a data table about the case of force on all these positions, consequently, completing the design of loading frame

    在加框架設計部分,通對、類拖拉機點懸掛機構桿件尺寸范圍比較分析,給出了一組、類拖拉機通用點懸掛機構桿件尺寸,由此作出了液壓提升器提升全行程中幾個不同位置機構簡圖,並按44100n、以上極限位置例對加機構進行了受分析,並給出了包括其它幾個位置在內情況表,進而完成了加框架設計。
  5. Though much progress has been achieved in previous study, there still remains a lot to be studied and perfected. the thesis is devoted to study on the multi - ribbed slab wall, the main bearing member in mrss, including its mechanism, failure mode, aseismic capability, mechanical models, ultimate bearing capacity and aseismic design based on control. the paper mainly accomplished such work as follows : 1 ) based on test research on multi - ribbed slab wall, the paper proposed the member ' s failure modes under horizontal loads, analyzed the co - performance between the inner frame and the infilled silica bricks and that between the slab and the outer frame, discussed the wall ' s bearing capacity, rigidity, deformation, ductility and energy dissipation ability in different modes, and put forward a simplified mechanical model of the slab wall under vertical loads

    本文針對密肋壁板結構主要受構件? ?密肋復合墻體研究對象,就其受機理、破壞模式、抗震性能、階段學模型、極限承以及基於控制抗震設計方法等進行了較詳細研究,完成主要工作有: 1 )通對密肋復合墻體在水平低周反復荷和單調荷作用下試驗研究,提出了墻體主要破壞模式;分析了框格與內部填充砌塊、墻板與外框共同工作特點;探討了不同破壞模式情況下墻體、剛度、變形、延性、耗能等抗震性能,並給出了豎向荷作用下密肋復合墻體簡化學模型。
  6. He finds the pitch range after calculated the three important parameters through the bladed for windows software, then presents an optimized control strategy that regulate the pitch angle in terms of the wind speed. it must control the output power because the variational output power brings the variational loads. he confirms and optimizes the control strategy that the output power is the control target, the output power is divided into three parts

    將功率作系統控制目標,將功率分成段進行控制,在低風速區,荷是有限,以功率最大化作控制目標;在額定風速附近,由於處在升曲線斜率變化點,功率變化較大,應盡快調整槳距角進入失速區工作,減少波動,該額定風速區上下工作點要通現場試驗手段來確定;在額定風速以上,使功率維持在額定輸出,減少功率波動,並通bladed軟體模擬計算對控制策略進行了驗證。
  7. Considering that the characteristics of our country ' s highway tunnels are always of long spans, tabular and of various geometry, by means of thorough analysis of the different problems existed in the design of support structures of the tunnels at present, this paper pays special attention to the two key problems, optimization method of form selection of structural section of the tunnel as well as the stability and bearing capacity of the support structures, in the design of the long and large tunnel on high - class highway, introduces the simplified complex - form optimum method in the structure optimization theory, discusses the optimum design model of lining section of highway tunnel with satisfying demands in building clearance, ventilation and load conditions, puts forward an optimization method of form selection of three different kinds of lining sectional forms ( i. e. single - center circle, three - center tabular circle and three - center sharp circle ), establishes a complete set of systematic optimum design the ory and method of long and large tunnel on high - class highway, develops the corresponding computer software used on the planned xuefeng mountain highway tunnel on shaoyang to huaihua expressway in hunan province for optimization of form selections of the structural sections, and obtains a series of relatively reasonable structural design parameters

    本文針對我國公路隧道多大跨度、扁平、幾何形狀呈多樣化特點,通深入分析目前隧道支護結構設計中存在各種問題,抓住高等級公路長大隧道設計中隧道結構斷面優化選型及隧道支護結構穩定性與承兩個核心問題,引入結構優化理論中簡易復合形優化方法,深入探討了滿足建築限界、通風條件、受狀態約束等條件下公路隧道襯砌斷面優化設計模型,提出了種襯砌斷面形狀(單心圓、坦心圓和尖心圓)優化選型方法,建立起一套完善高等級公路長大隧道系統優化設計理論與方法,並開發出相應計算機程序,用於擬建上海至瑞麗國道主幹線湖南省邵陽至懷化高速公路雪峰山長大高速公路隧道結構斷面優化選型,得出了一系列較合理支護結構設計參數。
  8. In the simulation and analysis on culvert construction, the method of foundation - pit excavation layer by layer and step by step was used, i. e. the method that makes the surface of excavation have no stress, when the elements were excavated gradually in period of construction. at this process, the state of soil is unloading, the laws of stress field and displacement field with the depth of excavation were studied. based on the obtained stress field and displacement field after the excavation was completed, by using of the newly increased filling - elements " gravity and the grinding force, the simulation of the construction of body of the culvert and foundation - pit ' s filling layer by layer had also been done in this dissertation

    用有限元法模擬分析涵洞基坑開挖時,採用分層、分步模擬開挖方法,即將計算域內單元分層「挖去」 ,使開挖表面成無應表面方法,分析土體在卸狀態時場和位移場隨開挖深度變化規律;在洞體施工后,回填土體時,據開挖完成時場、位移場,通逐級增加計算域內單元數目,施加每級新增加單元自重荷,利用有限元法模擬基坑及上覆土體分層填築施工程,這不僅反映土體處于再加狀態時,填土受及變形一般規律,而且這種將地基? ?涵洞? ?土體作一個統一整體進行模擬方法,量化了者之間相互作用關系。
  9. Erosion damage decreases rock load area, after defining damage variable, the damage stress in rock can be calculated by the method bring forward by lemaitre conveniently. for surrounding rock of a deep buried tunnel under the condition of drained, its seepage character is not only controlled by the high stress in rock, but also influenced by the development of erosion damage. in the whole course of rock " s deformation and failure, its seepage character decreases with the increment of stress in elastic stage, while " increases with the development of failure

    巖樣中全應?應變軸滲透試驗程中典型表現隨著應增加,巖體內空隙和裂紋受閉合,滲透性降低,應達到一定閾西南交通大學鷹士研究生學位論文第11頁值后,巖體內部裂紋發生擴展和歸並,滲透性增強;同樣,地下水動、靜壓作用對裂紋擴展和歸並也起著促進作用。
  10. In this paper, 3 - d fem for the global ship, by adding loads and inertia adjustment, is used to calculate its longitudinal strength, longitudinal bending distortion and stress distribution, and the efficiency pf the superstructure to stand against longitudinal strength, which present a foundation for the check of ship ' s longitudinal strength

    本文採用整船維有限元分析方法,通整船加和慣性平衡處理,計算出設計目標船總縱彎曲變形和應分佈,以及上層建築參與船體總縱強度有效度,船體總強度校核提供依據。
  11. According to the geological conditions of baise project, erosive bands and joint fissures, f6 fault and grout curtain are fully simulated to establish 3d numerical model of the dam and its foundation. 3d non - linear fem is used to analyze the stress and strain and to appraise the operation state of both the dam and it ' s foundation under different operation conditions. by overloading the upstream water level and reducing rock strength parameter, the dam foundation ' s degradation process is simulated and the damage pattern and paths are determined, and finally the safety factor is determined

    2 、根據百色地形地質條件,充分模擬了蝕變帶、節理裂隙、 f6斷層、灌漿帷幕等,較真實地建立了壩體與地基相互作用整體維數值模型;採用有限元法對壩體及壩基在不同工況下應變狀態開展分析,評價各工況下壩基運行狀態;而後採用超法和綜合法對大壩穩定性進行分析,模擬壩基漸進性破壞程,從而得到壩基在超和強度下降程中破壞模式和破壞發展路徑,最終確定壩基超安全系數和綜合安全系數。
  12. And then in detail the paper explains the main technique in sliding construction, which includes jacking scheme, plan layout, assembly, transport and stacking of component, setting of sliding system, setting of track, conformation of falsework, traction facility etc. third, the paper researches on se veral key points which are sum - up about technics flow of sliding construction, the select of falsework by bearing capacity which was calculated through three methods, the theoretic discuss on auto - control, dynamic or static inspect and adjust

    然後對其中重點問題作進一步討論,包括滑移法工藝流程總結;對胎架選型參考腳手架計算,運用規范、軟體程序等種方法進行受特徵分析,與已有腳手架試驗結果進行比較分析,得出較符合實際胎架承值;對滑移程中自動控制及動、靜態控制監測等做出了應用分析和理論上探討。
  13. Based on the analysis of gas - solid multiphase catalytic reaction, the chemical reaction model is established. when the reaction is controlled by the chemical dynamic, the reaction rate is introduced by consideration of the adsorption and desorption effects. when the reaction is controlled by mass transfer, the diffusion coefficient is established which can present the flow rate increases in small reynolds domain ; for the internal diffusion, the internal diffusion coefficient is derived, and then the internal diffusion is coupled with chemical reaction to represent the phenomenon that the diffusion and the chemical reaction occur cocurrently

    本文在考慮催化轉化器體內發生傳熱傳質現象基礎上,建立了催化轉化器一維單孔道和維多孔道傳熱傳質模型;在分析體內以氣-固多相催化反應特點工作機理基礎上,建立了催化轉化器化學反應模型:當催化轉化處于化學動學控制區時,引入了考慮吸附、表面反應和脫附表面化學反應速率公式,當催化轉化處于質量輸運控制區時,引入了決定外擴散能擴散系數公式和和決定內擴散速率內擴散系數公式,並與化學反應速率相耦合,得出由擴散程決定化學反應速率公式。
  14. The static loading test for three group of testing piles of jiading power plant secend stage project are analyzed and studied in this thesis, and the practical applying of high - accurate data collector, technique of waterproof insulation and testing technique of burying in the body of pile are introduced also. the vertical and horizontal loading features of three group of piles of different kind and constructing technique in different earth layer at the pile point are analyzed and compared and summed up with basic integro - differential equation calculating the pile earth system load transmit, transforming principle of stress - deforming and pile body rating of burying electric measuring element. changing law of stress, and changing law of pile body shifting and bending for different testing piles under vertical and horizontal load are showed so that the loading features of soil layer and pile at testing spot, reliable design data for pile type and base for scientific construction technique are provided

    本文僅就嘉定電廠二期工程中根試驗樁試驗進行了分析和研究,利用樁土體系荷傳遞分析計算基本微分方程及應-應變轉換原理,結合預埋電測元件樁身率定,對組不同種類、不同施工工藝、不同持層中豎直、水平承特性進行了分析、比較和歸納,通大量、全面實測數據,經整理、轉換和推演,揭示了不同試驗樁在豎直、水平荷作用下變化規律和樁身變位、撓曲變化規律,最終提供試驗場地土層和樁特性,該工程合理設計樁型提供了可靠設計參數,確定科學施工工藝提供了有依據。
  15. Displacement function means for calculating geostress in fem analysis of underground houses is used, based on crustal stress data of underground cavern of pump water station of tong guanshan yixing to store energy, applying the displacement function theory and 3d nonlinear fem, the thesis simulates a displacement field applied the boundary in engineering area and obtain the initial crust stress field through load function in ansys. the result shows that the error between regressed ones and actual ones is controlled in allowed limit and supply the important data for building and design

    根據宜興銅官山抽水蓄能電站地下廠房區地應實測資料,運用位移函數法理論,採用維非線性有限元計算方法,反演出施加在廠房區邊界上位移場,藉助州sys有限元分析軟體,獲取模型邊界節點坐標信息,然後通ansys軟體荷函數將邊界位移程序化施加到模型邊界上,最後得到整個區域初始地應場,結果表明回歸后地應值與實測值接近,地下工程施工設計提供了重要資料。
  16. Then the coupling beams with new reinforcement layout were made an inquiry into, and the improvement on the seismic behavior by coupling beams diagonally reinforced with a few rows in end regions was found out at last, based on the observations of the experimental phenomena and the analysis of the measurement result, and by the comparison of seismic behavior by making use of hysteretic response, ductility and energy dissipation behavior, a conclusion is presented : the code for design and construction of reinforced concrete high - rise structures ( the draft asked for advise hi 2000 ) ca n ' t ensure that the coupling beams have fairly good seismic ductility ; the result of improvement of the seismic ductility of the coupling beams by the increase hi stirrups besides the strengthen of longitudinal detailing reinforcement was n ' t obvious ; the coupling beams diagonally reinforced with a few rows in end regions have fairly good mechanisms, and the ductility and the behavior of energy dissipation are better than conventionally reinforced concrete coupling beams, so it is suitable to te tised in short coupling beams

    本文通根小跨高比(均l h = 1 . 0 )剪墻洞口連系梁在低周反復荷作用下試驗,了解了嚴格按《鋼筋混凝土高層建築結構設計與施工規程》 ( 2000年徵求意見稿)設計連梁具有抗震性能,研究了採取增大連梁配箍量同時加強縱向構造筋方案對抗震性能影響,並進一步對新配筋形式連梁進行了探討,了解了在連梁梁端配置多排交叉斜筋方案對連梁抗震性能改善。通對試驗現象觀察和量測結果分析,利用荷?位移滯回曲線、延性和耗能性能等指標對各個試件抗震性能進行了比較,最後得出結論: 《鋼筋混凝土高層建築結構設計與施工規程》 ( 2000年徵求意見稿)不能保證小跨高比連梁具有較好抗震延性:通增大連梁配箍量同時加強縱向構造筋方案對改善連梁抗震延性效果不太明顯;梁端配置多排交叉斜筋連梁具有相對較好性能,其延性和耗能性能等各項性能指標均優于普通配筋連梁,宜在深連梁中採用。
  17. It is composed of thirteen functin ? components including two 3 - db y - junction power splitter, two directional couplers, two waveguide attenuators and one polarizer of waveguide itself. the prominent feature of the device is that it has a beat detection function with respect to the single y - branch mioc device, and it plays an important role in improving the inertial - grade and the high precision steady - aim system because of the beat detection function. farthermore it has direct influence on the improvement of the high flexibility, shockproof and overload - resistance for the steady - aim system

    器件工作波長1 . 3 m ,集分束器、合束器、起偏器/檢偏器、相位調制器、波導吸收器等十個功能單元於一體,除了單y多功能集成光路器件具備功能外,它還具有拍頻檢測功能,因而對提高慣導級和高精度穩瞄系統起著重要作用,並直接影響著穩瞄系統高機動性、抗沖擊提高。
  18. Through establishing three mathematics models including the movement equation of the mechanical and electrical transmission system, the control of the load and the sliding in stable status, direct - current - brake of ac motor, this paper ascertained the range of the frequency value of drive motor and the efficiency of transmission system, calculated the efficiency of load motor in stable status and the moment of load motor in braking. this paper completed the design of the mechanical part of inertia brake test platform and provides a tool for the measurement of the inertia brake parameters

    本文還通建立慣性制動器試驗臺包括機電傳動系統運動方程、穩態運行時負與轉差率控制、交流電動機直流制動在內個數學模型,確定驅動電機頻率取值范圍和傳動系統傳動效率,驗算慣性制動器穩態運行時負電機軸功率和慣性制動器制動時負電機軸矩,完成慣性制動器試驗臺設計中機械部分,慣性制動器各參數測量提供工具。
  19. After comparing between the finite - element analysis and experimental results, the author verified the fem. then according to the chinese code, the nonlinear finite model of the beam - to - column is established which are made of different size components. the responses of beam - to - column web moment connections which are made of different size components are compared and analyzed from three facets, and the conclusions about the joints behavior are drawn : thicken the connection plate, lengthen the connection plate or use a back - up stiffer can improve the connection behavior, consist of improving the behavior of load - supported and reducing the stress convergence in the flange moment plates

    本文根據我國規范有關規定,自行建立了12個不同構件尺寸樑柱腹板連接維有限元模型,對不同構件尺寸樑柱腹板剛性連接節點在單向荷作用下反應進行了研究,從結構mises應等值線示意圖、梁端加? ?位移曲線、翼緣連接板兩端mises等效應以及翼緣連接板與柱相連接mises應等值線示意圖四方面進行了比較與分析,從而得出了不同構件尺寸樑柱腹板剛性連接在受結論:增加翼緣連接板厚度、增加翼緣連接板長度以及採用柱橫向加勁肋均可以改善節點性能:提高節點;減小翼緣連接板內部與柱翼緣邊不均勻現象,從而避免試件早地發生破壞。
  20. 4. with the consideration of practical soil - pile interaction, the soil around pile is modeled as a three - dimensional viscous - elastic continuous medium and the time effect of the settlement of single pile is studied. the semi - analytical solutions for vertical displacement of soil and for the relationship between settlement of pile head and time were obtained by laplace transform method and fourier inverse method, and the law of the settlement of pile head varying with time was then analyzed and discussed

    考慮樁土藕合作用單樁沉降時間效應研究從研究空間軸對稱問題角度出發,將樁周土體建模維粘彈性連續介質,更合理地考慮了靜荷下樁土系統中單樁與樁周土藕合作用,分別建立了樁周土體和樁體平衡方程,並通拉普拉斯變換、傅立葉逆變換等數學手段,獲得了單樁樁周土體垂直變形和樁頂沉降在拉普拉斯變換域內解析解和在時間域內半解析解,進而分析討論了單樁沉降隨時間變化規律。
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