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題 名 | 靜壓頸軸承特性分析與最佳化=Characteristics Analysis and Optimization of Hydrostatic Journal Bearings |
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作 者 | 張永鵬; 吳瑋仁; 康淵; 陳鎮憲; 陳一維; | 書刊名 | 中原學報 |
卷 期 | 33:3 民94.09 |
頁 次 | 頁361-372 |
專 輯 | 機械工程 |
分類號 | 446.875 |
關鍵詞 | 靜壓頸軸承; 毛細管節流器; 遺傳基因演算法; Hydrostatic journal bearings; Capillary compensation; Genetic algorithm; |
語 文 | 中文(Chinese) |
中文摘要 | 本文研究毛細管節流之靜壓頸軸承特性,探討多重設計參釋對特性的影響,並使用遺傳基因演算法,以最大剛度與最小耗能為目標函數,探討軸設計參數曘佳化的方案。 本文探討軸之油腔數目、節流參數、軸向節流面寬度化、周向節流面寬度比及偏心率等設計參數,對於軸之承載力、剛度、及耗能之影響,指定的供油壓力、軸直徑、軸承長徑比、軸承間隙比與轉速等條件下,採用遺傳基因演算法,尋求軸向節流面寬度比,周向節流面寬度比,節流參數與油腔數目的最佳值,得到已知承載力對應之最大剛度或最小耗能。 |
英文摘要 | This paper studies the characteristics of hydrostatic journal bearings with capillary compensation. Based on the simulation results, the optimal design for bearing is the simulation results, the optimal design for bearing is carried out by using minimum loss. The general equations for film pressure can be derived according to the hypotheses of flow conservation along the circumferential and axial lands of bearings with infeed flow from restrictor. Furthermore, the characteristics are obtained by solving these coupled equations. The results of the simulation including load capacity, bearing stiffness and power loss with the various numbers of recesses, restriction parameters, eccentricity ratios and the circumferential and axial land-width ratios. For restriction parameters, circumferential and axial land-width ratios optimal design are determined by using genetic algorithm under the design parameters of supplied pressure, bearing diameter, bearing aspect ratio, relative bearing clearance and rotating speed of journal. The optimal parameters corresponding to the required load capacity are obtained for the maximum bearing stiffness and minimum power loss. |
本系統中英文摘要資訊取自各篇刊載內容。