鉸支承 的英文怎麼說
中文拼音 [jiǎozhīchéng]
鉸支承
英文
hinged bearing-
The study in the paper starts with beam distortions, and it treats the plastic deformation area as pure bending sect, rest of the beam as rigid bodies. according to different shapes of the external tendons, it divides into three structural forms familiar in projects, that is the beams with no deviator, with a deviator and with two deviators, and studies the relation between the deformation of the external prestressing tendons and that of the beams, and derives the formulas of the ultimate stress increment of external tendons. in the formulas, the ultimate angle corresponding to half of the plastic deformation area is considered as a variable parameter
本文首先從梁極限狀態下的變形入手,將塑性鉸區看作純彎段,將塑性鉸以外的區域看作剛體,按照體外預應力筋的形狀不同,分工程中最常見的三種體外結構形式,即無轉向塊的直線型體外筋混凝土梁、具有一個轉向塊的單折線型梁和具有兩個轉向塊的雙折線型梁,研究體外預應力筋變形和梁體的變形間的關系,推導出以極限狀態下塑性鉸區之半對應的轉角為參數的計算體外預應力混凝土簡支梁以及連續梁的體外筋應力增量計算公式,並進一步求得梁的極限承載力。There are some research on the static state property of the ball friction coupling based on the hydrostatic bearing
對靜壓支承球鉸副的靜態特性進行研究。By application navier - stokes equations under the sphere coordinate, the calculation formula of the support load of the oil film of the ball joint coupling based on hydrostatic bearing. support property equation of this ball joint coupling was set up. at same time, the formula of the oil film stiffness was established
運用球坐標系下的納維-斯拖克斯方程組推導出靜壓支承球鉸副油膜支承反力的求解公式,給出了靜壓支承球鉸副油膜支承特性方程,得出了靜壓支承球鉸副油膜剛度計算公式; 4On the basis of simplified calculation model presented by doctor wangxiaoping, some finite element models are set up. by finite element model program sap93, an analysis of static models of 18m - span and 30m - span w666 acmr in different supporting conditions is made. also a study on the relation between definite support displacement, which reflect variational stiffness of substructure represented by steel column or reinforced concrete column, and load - carrying capacity mechanical performance is made too
本文以w666金屬拱型波紋屋頂為研究對象,沿用王小平博士的簡化計算模型,對18m 、 30m跨波紋拱兩端不同支座形式(鉸支、固支和彈性支座)分別利用有限元計算程序sap93進行計算分析,研究波紋拱在不同跨度,不同支座形式下,不同外荷載作用時對該結構受力性能及穩定承載力的影響,同時分析下部支承鋼柱、鋼筋混凝土柱的剛度變化體現為允許支座位移的大小與結構受力性能及穩定承載力之間的關系。Abstract : in order to process signal in depth and to extract the fault feature from original signal in machinery diagnosis , the graphical display algorithm that can keep the data length of wavelet transform results the same as that of original signal is used. the fault diagnosis of a bend axial piston pump via b - spline wavelet that has linear phase is provided. the results of study demonstrate that the new method has excellent feature and the weak fault signal can be extracted from the strong vibration background of the pump
文摘:採用具有線性相位的b樣條小波,應用圖形顯示演算法並結合小波變換快速演算法將信號分解到不同的頻帶上,且分解結果和原信號長度保持一致,可對信號進行深層次的處理,克服了傳統的信號處理方法不易提取微弱信息的不足.通過對礦用斜軸式柱塞泵振動信號的分析,分離出了配流副磨損、球鉸松動、缸體及泵軸支撐軸承的故障特徵,為液壓泵的故障診斷提供了依據,並為信噪分離、微弱信號提取及設備的早期故障診斷提供了一條有效途徑This task will be foundation to develop a new type hydrostatic transmission piston pumps with high efficiency, long life, high pressure and high speed, which combined the item of nature science fund of zhejiang province, tribology study on sealing, hydrostatic support and piston on hydrostatic transmission piston pump. in this paper, a new design idea of the ball friction coupling based on hydrostatic bearing was given, and analysis was carried out to the static state properties and the dynamic properties of the oil - film of this friction pair
本課題是結合浙江省自然科學基金項目「靜壓傳動柱塞泵的密封、靜壓支承和柱塞的摩擦學研究」 ( 501073 ) ,為研發高效率、長壽命、高速、高壓靜壓傳動柱塞泵提供一定的理論基礎,著重研究了滑靴副和球鉸副的動靜態特性,提出了基於靜壓支承的球鉸副設計原理。The modified formulae derived from the simplified models, the one of which is the continuous beam on the elastic supports, the other is articulated beam, have been established. being analyzed, the later one is prove more reasonable
文中以彈性支承連續梁和鉸接梁為基礎建立計算模型,並對這兩種方法進行修正,經比較后最終推導出簡化的三跨鉸接梁為計算模型。Based on the conception that the simple beam rotates rigidly around the plastic hinge in the middle when the beam is at the ultimate state of anti - bending capacity, the formula for calculating the stress in the external tendons and the ultimate anti - bending capacity of the beam were developed
摘要在承載能力極限狀態下,可把簡支梁的跨中區段視為1個等曲率塑性鉸(塑性區段) ,其餘梁段可視為直線並處于繞塑性鉸剛性轉動的位置。By application of the simulink toolbox of matlab, the simulation models were obtained. in addition, the relation between various parameters of the slipper pair and ball friction coupling based on hydrostatic support and dynamic characteristic of the oil film was analyzed. 5
建立了靜壓支承球鉸副和滑靴副油膜動態特性的數學模型,並運用matlab中的simulink工具箱對油膜的動態特性進行模擬; 5Coupling devices for articulated road trains ; 90 fifth wheel ; dimensions, requirements
鉸接牽引車的連接裝置. 90牽引車拖掛支承轉盤.尺寸和A sturdy disc hinge moves on four stellite bearings, supporting the hinge pin and preventing binding
在四個鎢鉻鈷合金軸承上移動的堅固的閥瓣鉸鏈,支撐著銷釘,並且避免粘著。As we know, support at the both straight edge of acmr is a elastic support between the hinged support and fixed support, and its stiffness is variational. so the relation between support stiffness and load - carrying capability of acmr is worth to be studied
眾所周知,實際工程中波紋拱兩端的直邊支座處于鉸支和固支之間,屬一彈性支座,其彈性剛度是變化的,支座剛度與波紋拱結構受力性能及穩定承載力之間的關系是一個非常值得研究的課題。分享友人