豎向運動 的英文怎麼說
中文拼音 [shùxiàngyùndòng]
豎向運動
英文
vertical motion-
The papers whose research object is the 7 - floor frame - structure with isolator - seismic layer, in which the isolator - seismic layer adopt some standard interlayer rubber isolator. by establish a 3 - dimension finite - element modal and use the a nalysis soft - ansys, we can make dynamic analysis on the structure. by analyses we can get some response characteristics of the structure sparked by the normal and rarely earthquake of 8 - degree fortify intensity, by the double - horizons seismic and by the vertical seismic
本論文設計了一7層的具有隔震層的框架結構並以此為研究對象，其中隔震層採用標準件的夾層橡膠隔震墊，通過建立三維有限元分析模型，運用大型有限元分析軟體? ansys對結構進行動力響應彈塑性時程分析，得出了結構在8度設防烈度下的常遇水平地震和罕遇水平地震激勵下的響應特性、在雙向水平地震波激勵下結構的響應特性和在豎向地震波激勵下結構的響應特性。The vertical and horizontal motions of a projectile can be treated independently.
拋射體的豎直方向和水平方向的運動能夠分開來處理。In this thesis hydraulic experimental studies and theoretical analyses on the vortex - flow drop shaft were conduced and the following results were accomplished : ( 1 ) in the model test some hydraulic characteristics including the shape of air core in the center of the drop shaft, the radial distribution of water flow velocity and the distribution of pressure on the wall of the drop shaft were measured under the condition of high water head above 250m and large discharge above 1400m3 / s. ( 2 ) a kind of computational method for the spiral water flow in the air core region of drop shaft was discussed and applied and the results agree the experimental data well. ( 3 ) the total ratio of energy dissipation in the drop shaft can reach 90 % and the energy dissipation in every region was discussed quantitatively
本文通過試驗研究與理論分析對旋流式豎井泄洪洞應用於高水頭、大泄流量情況時存在的一些水力學問題進行了研究和探討，取得以下主要成果：一、結合小灣工程導流洞改建，對高水頭（ 252m ） 、大泄流量（ 1400m ~ 3 s ）條件下旋流式豎井中的水流運動特徵進行了比較全面的測量，包括空腔形態、徑向流速分佈及井壁壓強等；二、提出了豎井空腔段螺旋水流水力計算方法，其計算結果與實測值吻合良好；三、利用試驗與計算結果，對旋流式豎井的消能機理進行了探討，對豎井各部分的消能能力有了總體認識；四、對豎井下部消力井的合理井深進行了優化試驗研究，發現消力井合理深度為0 . 9d左右；五、通過試驗研究，歸納出豎井水流總摻氣量估算方法，為導流洞排氣方案的設計提供了參考依據；六、在高水頭、大流量條件下，豎井空腔段下部流速很高，盡管水流螺旋運動引起的離心力可以確保井壁壓強保持正壓，但空化數依然較低，因此豎井的空化空蝕始終是工程界關注的重大問題。The movement of spring oscillator in the vertical direction
彈簧振子在豎直方向上運動By using airport runway pavement assessment software, the author simulates the vertical acceleration and dynamic load while an aircraft is taxing on two different - roughness runway pavements, and analyzes the impact of runway pavement roughness on aircraft operation on the basis of the result of simulation
藉助機場道面平整度評估軟體，對飛機在兩種平整度不同的跑道上滑行時的豎向加速度和動載進行了模擬，並根據模擬結果分析了跑道道面平整度對飛機運行的影響。The rule of the axial force distribution in the src column summarized, and a reasonable formula for the axial force level ’ s calculation in src column is offered for the design. besides, the aseismic analysis methods for the src structures are listed, and the dynamic time history analysis and static push - over analysis for the whole structure are done. the character of the earthquake response in this kind of structure is analyzed and some advice for actual design is proposed
同時分析了src柱中的軸力分配規律，給出了比較合理的src柱軸壓比計算公式;另外綜合敘述了適用於src結構抗震分析的方法，並且運用常用的設計計算軟體對整體結構進行彈性的動力分析和靜力彈塑性分析，得出src柱對結構的整體抗震性能有提高，可以在保證豎向承載力的同時增大整體結構的抗側能力，為以後的實際設計提供一定的依據。With the input of a vibration acceleration history of subway train, a full dynamic analysis of soil - pile - structure is carried out. the propagation of vibration wave on the ground and vibration responses of the huge platform and the storied buildings are analyzed. some conclusions are drawn as follows : ( 1 ) with the increase of the distance to the vibration source, vibration intensity of the ground decreases ; ( 2 ) the vibration intensity of the ground in vertical direction is slightly larger than that in horizontal direction ; ( 3 ) with the increase of the distance to the vibration source, the situation that the vibration intensity of each building in horizontal direction is maximum at highest and lowest story whereas minimum at the middle story changes gradually to that decreasing with the height of building ; ( 4 ) in vertical direction, the vibration velocities and accelerations at the end points of each story of a building are the nominal identical, which indicates that the vertical vibration of them is unanimous ; ( 5 ) the vibration intensity in vertical direction of a building is larger than that in horizontal direction ; ( 6 ) increasing of the elasticity of track is an effective way to abate vibration of ground and buildings
本文以北京地鐵八王墳車輛段地上超大結構（車輛段大平臺及其上的小區樓房）及其地基基礎為研究對象，在研究和分析有關資料的基礎上，用快速拉格朗日有限差分法軟體flac建立了二維數值分析模型，並以列車振動加速度時程作為模型輸入，進行了地基?樁基礎?地上結構的整體動力學分析，分析了地鐵列車運行產生的振動在地面的傳播規律及其對地上結構的影響，得到了如下結論： （ 1 ）隨著與地鐵線路距離的增大，地面的振動強度有減小的趨勢； （ 2 ）地面豎直方向的振動強度較之水平方向的略大； （ 3 ）隨著與振源距離的增大，在水平方向上，地上各幢樓房的振動強度由底層和頂層的最大、中間層的最小逐漸過渡到沿樓層增高而減小； （ 4 ）在豎直方向上，每幢樓各層端點的振動速度、加速度完全相同，表明樓房各層在豎直方向上的運動狀態一致； （ 5 ）各幢樓房豎直方向的振動強度比水平方向的大； （ 6 ）增加軌道彈性是減輕地面和地上建築振動的有效途徑。Aim to this practical problem, the influence of the lateral movement on the vertical levitation force and the horizontal lateral force was studied in this paper
針對這一實際向題，本文研究了橫向運動對豎直懸浮力和水平導向力的影響。分享友人