[機] 液體動力潤滑；[機] 液動潤滑
Secondly, basing on hydrodynamic lubrication theory, dynamic characteristics of journal bearing and thrust bearing are analyzed.
第二，以流體動力潤滑理論為基礎，對徑向滑動軸承和推力軸承的動态特性進行分析。
Hydrodynamic lubrication characteristics of a journal bearing considering misalignment caused by shaft deformation are analyzed in shaft-bearing friction pair system.
分析讨論了軸軸承摩擦副系統中，當軸受載變形導緻軸頸傾斜時，徑向滑動軸承的流體動力潤滑特性。
The hydrodynamic lubrication performance of rectangle, inclined plane, circular-arc, ********, multi-arc and sine surface texture was researched with CFD method based on N-S equation.
采用基于N-S方程的CFD方法，研究矩形、斜面台階形、圓弧形、三角形、多圓弧形以及正弦形織構表面的動壓潤滑性能。
The hydrodynamic lubrication characteristics be- tween the wafer and pad are shown to illustrate that circular-translational-grinding facilitates increasing material removal rate.
試件與研磨盤間的流體潤滑特性表明，圓平動平面研磨有利于提高表面質量和材料去除率。
In this paper, the Viscous Boundary Element Method (VBEM) was used to treat problems in theory of hydrodynamic lubrication, occurrence of vortex, and biomechanics.
本文叙述了粘性流動邊界元方法，并研究了動力潤滑、渦旋發生以及生物力學等問題。
The program for calculating the thermo-hydrodynamic lubrication performances of thrust bearing with water lubricated stationary pad has been developed by the finite element methods in this paper.
本文根據固定瓦推力軸承的特點和熱流體動壓潤滑理論，開發了一套水潤滑固定瓦推力軸承熱動力潤滑計算的有限元程式。
The oil film thickness between surfaces of tip relieved involute spur gears is analyzed with hydrodynamic lubrication theory.
本文用流體動力潤滑理論分析了漸開線圓柱直齒修緣齒輪齒面間的油膜厚度。
On the base of hydrodynamic lubrication theory, the performances of journal bearings in turbogenerators were theoretically stu***d by considering the thermal and turbulent effect.
對汽輪發電機徑向滑動軸承進行了計算，分析了軸承靜動特性和穩定性參數，并驗證了計算結果的可靠性。
Hydrodynamic lubrication characteristics of a journal bearing considering misalignment caused by shaft deformation were analyzed under static conditions.
研究了采用彈性金屬塑料軸瓦時徑向滑動軸承的瞬态潤滑特性。
Input pressure effects on the static and dynamic characteristics of hydrodynamic lubrication radial sliding bearing were investigated theoretically.
研究了供油壓力對液體動壓徑向滑動軸承動靜特性的影響。
A new dynamic analysis method for high-speed roller bearings is put forward by coupling dynamic theory of high-speed roller bearing with Partial Elasto-Hydrodynamic Lubrication (PEHL) theory.
耦合高速滾動軸承動力學理論和部分彈性流體動力潤滑（PEHL）理論，提出了考慮軸承元件表面粗糙效應的高速滾動軸承動态特性分析方法。
The calculation of elastic hydrodynamic lubrication on the involute straight bevel geartransmission is analysed systematically by using the theory of elastic hydrodynamic lubrication.
用彈性流體動壓潤滑理論分析了漸開線直齒圓錐齒輪傳動的彈流計算，推導出相應的計算公式并給出了形成彈流潤滑的條件。
By means of the basic equation of hydrodynamic lubrication, the speed distribution and the pressure distribution of resin in twin-screw continuous mixer are determined.
運用流體動壓潤滑的基本方程揭示了雙螺杆連續混煉機中樹脂的速度分布和壓力分布規律；
The thermo-elastic-hydrodynamic lubrication performance of three gorges thrust bearing (right) with pins and double layer system have bean analyzed by the finite element methods.
對三峽右岸小支柱簇雙層瓦推力軸承進行了熱彈性流體動力潤滑性能有限元分析。
It is rather complicated to obtain the numerical solution of the Reynolds equation for the design of the journal bearing with hydrodynamic lubrication.
在流體動壓軸承（液體摩擦狀态）的設計過程中，為求取雷諾方程的數值解，計算相當複雜。
Mechanical Seal; Laser surface texture; Hydrodynamic lubrication; Seal performance; Numerical simulation.
機械密封；激光端面造型；動壓潤滑；密封性能；數值模拟。
The mechanism of hydrodynamic lubrication during the process of cold extrusion was analyzed by means of the theory of tribology and metal forming.
應用摩擦學和金屬塑性成形理論，對冷擠壓工藝中的流體動力潤滑機理進行了分析。
The locomotion speed and hydrodynamic fluid film thickness formed when it moves in micro tubes full of fluids are calculated according to the hydrodynamic lubrication theory.
詳細分析計算和試驗研究了此種微型機器人在具有不同半徑、不同粘度液體的管道内運行時的速度和形成的液體動壓潤滑膜厚度。
Stable hydrodynamic lubrication film is needed between the tooth profiles for smooth running and long life of a single-screw compressor.
采用“直線包絡螺杆副”作單螺杆壓縮機齧合副型線可以獲得穩定的流體動力潤滑，但此種齧合副加工困難。
A testing machine is developed to observe dynamically the formation of dynamic film and chemical film in the process of hydrodynamic lubrication.
流體潤滑動态觀測試驗機適用于流體潤滑中動力油膜、化學油膜形成的動态觀測。
The classical hydrodynamic lubrication theory cannot predict lubrication failure existing in the engineering used thrust bearings is pointed out that.
指出了經典潤滑理論無法預測實際止推軸承所存在的潤滑失效現象。
The result shows that suitable textured surfaces can produce hydrodynamic lubrication;
結果表明：合適的微造型可以産生動壓效果；
Hydrodynamic pressure equations of grinding fluid used in surface grinding were established based on Reynolds equations of hydrodynamic pressure lubrication theory.
為了充分考慮平面磨削優化過程中的不确定性問題，采用正交試驗設計方法進行磨削試驗研究。
The results show that surface texturing can efficiently be used to maintain hydrodynamic effects and improve the lubrication performance, even with nominally parallel surfaces.
仿真結果表明，在假設為平面的兩個配合表面之間，表面微造型也能有效地産生流體動壓效應，提高潤滑性能。
A suit of modular gas hydrodynamic guides package was developed by technique of air lubrication.
運用氣體潤滑技術設計出了一套空氣靜壓導軌組件。
流體動力潤滑（hydrodynamic lubrication）是機械工程領域中一種重要的潤滑機制，指兩個相對運動的表面通過黏性流體（如潤滑油）形成的壓力膜完全分離，從而避免固體直接接觸的摩擦狀态。其核心原理是運動表面的幾何形狀、相對速度和流體黏性共同作用，使流體被帶入接觸區域并産生動态壓力，支撐外部載荷。
黏性剪切效應：潤滑油的黏度（如ISO VG 32礦物油）在高速剪切下産生壓力梯度，形成承載油膜。根據雷諾方程（Reynolds equation）： $$ frac{partial}{partial x}left(h frac{partial p}{partial x}right) + frac{partial}{partial z}left(h frac{partial p}{partial z}right) = 6mu U frac{partial h}{partial x} $$ 其中$h$為油膜厚度，$mu$為流體黏度，$U$為表面速度。
楔形效應：軸承等部件的收斂間隙結構（如滑動軸承的軸頸偏心）促使流體壓力上升，典型應用在汽輪機軸承中可實現0.01-0.1 mm油膜厚度。
該機制能實現摩擦系數低至0.001-0.01，比邊界潤滑低2個數量級，但需要持續運動維持油膜。低速或啟停階段可能發生混合潤滑，導緻磨損風險（來源：《機械設計基礎》第7版）。
Hydrodynamic lubrication（流體動力潤滑）是機械工程中利用流體動壓效應形成潤滑膜，使摩擦表面完全分離的潤滑方式。以下是詳細解釋：
當兩個相對運動的表面之間存在黏性流體（如潤滑油）時，由于表面運動産生的動壓效應，流體被帶入接觸區域形成高壓油膜，從而将摩擦表面隔開。這種潤滑狀态常見于滑動軸承、齒輪等高速旋轉部件中。
總結來看，流體動力潤滑是實現高效低耗機械運行的核心技術之一，尤其在高速、低載荷工況下效果顯著。如需進一步了解具體案例或公式推導，可參考工程潤滑理論教材或專業文獻。
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