立軸下軸承 的英文怎麼說
中文拼音 [lìzhóuxiàzhóuchéng]
立軸下軸承
英文
footstep bearing- 立 : 動1 (站) stand; remain in an erect position 2 (使豎立; 使物件的上端向上) erect; stand; set up...
- 軸 : 軸Ⅰ名詞1. (圓柱形的零件) axle; shaft 2. (對稱部分的直線) axis 3. (圓柱形的纏繞器物) roller; spool Ⅱ量詞(用於纏在軸上的線以及裝裱帶軸子的字畫)
- 下 : 下動詞1. (用在動詞后,表示由高處到低處) 2. (用在動詞后, 表示有空間, 能容納) 3. (用在動詞后, 表示動作的完成或結果)
- 承 : Ⅰ動詞1 (托著; 接著) bear; hold; carry 2 (承擔) undertake; contract (to do a job) 3 (客套話...
- 軸承 : [機械工程] bearing; axle bearing; bearing of shafts; gudgeon block; mechanical bearing; pillow; s...
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At the same time, the temperature fields of the radial - thrust floating ring hybrid bearing which includes the lubricant inertia item is discussed, the associated equations and the boundary conditions of temperature are given
同時,本文對計入慣性項下徑推聯合浮環軸承的溫度場問題進行了理論研究,首次導出了該種情況下的聯立方程組和邊界條件。We illustrate the wavelet package analysis that can obtain the time - frequency distribution figure of noise signal, which can be used to define gray - image. through image - average, we can get the standard time - frequency distribution images of different main bearing gap. based on that, a main bearing wear fault diagnosis model using image matching is set up
然後對圖像進行平均,得到主軸承在不同間隙狀態下的「標準」時頻分布圖,建立了柴油機主軸承間隙圖像匹配的故障診斷模型,匹配時所用的參數為兩幅圖像之間的歐氏距離。In order to predict high - strength bolts pretension and contact - friction in contact zone, status nonlinear in contact zone is adopted in fem model. the computation and analysis on the behavior of beam - to - column rigidity joints subjected to constant axial pressure on the top of column and cyclical load at tip of beam is carried out
實體模型的建立,考慮了接觸區的狀態非線性,以模擬高強螺栓的預拉力、螺栓連接區的摩擦接觸,對承受軸力的樑柱剛性連接方式在循環荷載作用下的滯回性能進行了計算分析。Analysis software. the analysis show : the gyroscope effect to the flywheel rotor ' s and the shaft ' s vibration character under high rotate speed should be considered. at this time, the system ' s normal frequency is the function of rotate speed ; the amplitude passing through the resonance field can be lowered obviously by improving the effective damping of the electro - magnetic bearing
建立了高速旋轉狀態下,採用磁軸承作支撐的飛輪轉子和轉軸的動力學模型,給出了有限元法在此問題中的具體應用,並利用i - deas有限元分析軟體具體分析了飛輪系統的共振頻率、系統振型,以及對偏心激勵的響應,分析表明:對于高速旋轉的飛輪轉子和轉軸,應考慮陀螺效應對其動力學特性的影響,此時系統的固有頻率是轉速的函數;通過提高磁軸承的等效阻尼可顯著降低系統通過共振區域時的振幅。The optimum design of the beat back - impact crusher is proposed, which aims at the highest efficiency of the machine work. the optimum designed mathematics model of the main structural dimension of the crusher ( m, xc, s, w 2 > ir ) is built with restraining conditions such as force condition, energy condition, hammer steady condition, no moving interference, strength of spin axle and bearing condition, upper limit and lower limit of the design variant condition etc. finally, an example is give to illustrate the efficiently of the method proposed
在綜合考慮影響破碎機效率的各因素的情況下,提出了滿足以力,能量,錘頭穩定性,幾何條件,不發生運動干涉,轉子軸和滾動軸承的強度等約束條件,建立了包含破碎機關鍵參數(錘頭質量m ,軸心o到銷軸錘頭接觸距離r ' ,四川大學碩士學位論文錘頭質心到銷軸與錘頭接觸點的距離拙,錘頭與巖石碰撞到銷軸與錘頭接觸點的距離s ,轉子的速度。The main contents of this paper are following. ( 1 ) the mechanical models of ball bearings are set up by both the quasi - dynamic method and the finite element method in this paper, and then the load distribution of ball bearings is studied. the rules of the contact angle, the deformation, the stiffness and the limit rotational speed in different structure parameters and load parameters are analyzed
本文圍繞航空發動機高速滾動軸承的力學特性,開展了以下工作: ( 1 )分別採用擬動力學法和有限元法,建立了滾動軸承力學分析模型,研究了滾動軸承的載荷分佈特性,分析了不同結構參數和載荷參數對其接觸角、變形、接觸剛度和極限轉速的影響規律。The mainly works had been done as follows : 1. in order to keep commonality, the modules who have similar thermodynamic process had been classed. such as evaporating module ( including furnace, drum, system of boiler recycled water ), single - phase heat exchange module ( including superheater, reheater, ecomomizer ), lubricating oil system module ( can be used for any lubricating oil system of rotation mechanical impedance ), pump and fan module, ect
本文所作的主要工作如下: 1 、為保證模塊的通用性,對鍋爐有相似熱力環節的模塊進行分類,建立模塊庫,便於模塊調用,如蒸發區模塊(包括爐膛、汽包和爐水循環系統) ,單相換熱模塊(包括過熱器,再熱器,省煤器等) ,潤滑油系統模塊(可用於各種轉機軸承潤滑油的動態特性的計算) ,泵與風機的動態計算模塊等。Bearing can support the force with large length. independent bearing assembly has lubricating slots on both the top and bottom of it making repairs and maintenance convenient
軸承支承長度大,承載性能更好;軸承座為獨立式,沒有上下注油通道,操作、維護方便。On the basis of establishing the model of the axial tensile members of the prestressed concrete filled steel tubular, two - step design method is used to explain the principle of work and the stability bearing capacity of the structure at the stage prestressing is analyzed ; 2
本文主要進行了如下工作: 1在建立預應力鋼管混凝土軸心受拉構件模型的基礎上,用兩階段設計法闡述了其工作機理,並對結構在預應力施加階段的穩定承載力進行了理論分析; 2The dissertation places an emphasis on the research of mechanical characteristics of permanent magnet bearings, research is mainly done in the following aspects : mechanical characteristics of permanent magnet bearings is analyzed by static magnetic circuit method and equivalent magnetic charge method respectively, mathematical models are also built by the two methods
本文的工作內容圍繞永磁軸承力學特性的研究展開,主要做了以下幾個方面的工作:採用靜磁路法和等效磁荷法對永磁軸承的力學特性進行了系統地分析,並建立了這兩種方法的數學模型。Second, a jeffcott rotor model supported by two seals bearings in its two ends is established to simulate the shafting of simple turbines ( only short - and - straight - blades are included in the shafting ). and periodical response of the system is obtained by using the newmark method. then, the dynamic characteristics of rotor system at the certain rotate speed and the certain physic
其次,建立了一個用來模擬簡單汽輪機軸系(只含有短直葉片)的兩端用滑動軸承支撐的jeffcott轉子模型,並用newmark方法求得了系統的周期響應,根據系統的周期響應、 poincare映射圖、頻譜圖、分岔圖等,分析了系統在特定轉速及特定的轉子系統參數下的運動特徵。So, it is definitely different from other amb - ab. three aspects have been studied theoretically in this paper which were based on an analysis of a compliant multleaf journal self - acting air bearing, which are as follows : ( 1 ) a set of theoretical analysis method which include the development of. physical and mathematical model, the solution of governing equations and the prediction of static and dynamic performance of the foil gas bearing is proposed. the above theoretical analysis method provides a possibility for numerical analysis
本文在分析懸臂型彈性箔片徑向動壓氣體軸承工作原理的基礎上,做了以下幾個方面的工作: ( 1 )建立了懸臂型彈性箔片徑向動壓氣體軸承的物理和數學模型,確立並求解了控制方程,得到了靜、動態性能的穩定性分析方法,為數值分析懸臂型彈性箔片徑向動壓氣體軸承奠定了基礎。Furthermore, the temperature fields of the radial - thrust floating ring hybrid bearing which includes the lubricant inertia item is stud ied for the first time, the reynolds and energy equations are derived, the relationship between viscosity and temperature as well as the boundary condition of pressure and temperature are developed
此外,本文還首次對考慮慣性項下該動靜壓軸承的溫度場進行了理論研究,建立了數學模型,導出了該浮環動靜壓軸承徑向部分、推力部分的能量方程、雷諾方程以及粘溫關系、壓力、溫度邊界條件等。The thesis bases on reynolds - equation and researches the working state under the static and dynamic loading situation of the object. under the static loading situation, the steady - state center position of journal is an important parameter, it is discussed, especially under three - lobe bearing, the calculating progress of it has a detailed description, and the progress is practiced by the means of computer programmer
徑向滑動軸承是其中的重要一類,本論文以徑向滑動軸承為研究對象,以雷諾方程的建立及求解過程為理論基礎,對滑動軸承的處于動態及靜態載荷下的工況情況進行了理論分析。From simple to complex, there are three multi - decks rotor models supported by two seals bearings in two ends established in this article. first model is a multi - decks rotor with loosening foundation. second model is rub rotor - bearing system
本文由簡單到復雜建立了三個採用滑動軸承支撐的雙圓盤轉子?軸承模型,首先是以帶有一端軸承支座松動的簡化雙圓盤轉子系統為模型(轉子系統在非線性油膜力的作用下) 。分享友人