differential friction 中文意思是什麼

differential friction 解釋
摩擦差異
  • differential : adj 1 差別的,區別的;特定的。2 【數學】微分的。3 【物、機】差動的,差速的,差示的。n 1 (鐵路不...
  • friction : n. 1. 摩擦,阻力。2. 傾軋,沖突,不和 (between)。3. 擦熱皮膚。
  1. Finally, the friction model is applied after analyzing the mechanical structure of tracking system. the friction compensation had been obtained by differential feedforward applied to the output of position controller

    最後建立了低速跟蹤情況下的摩擦模型,並用微分前饋的方法實現摩擦補償,消除摩擦對跟蹤精度的影響,提高了跟蹤精度。
  2. In order to develop and consummate the analysis theory and calculation method of base - isolated structures, based on the research on restoring force model of isolation systems and the analysis on the nonlinear seismic response of base - isolated structures, the analysis on multi - dimensional and lateral - torsional coupled seismic response of base - isolated structures is developed in this paper. according to the mechanical performance of isolation systems, detailed analysis and improvement of the present research, an unilateral and a bilateral coupled visco - elastic hysteretic model for rubber bearings, an unilateral and a bilateral coupled visco - elasto - plastic differential hysteretic model for lead rubber bearings, an unilateral and a bilateral coupled modified visco - plastic differential hysteretic model for sliding friction bearings are proposed

    為進一步發展和完善基礎隔震結構分析理論和計算方法,本文以隔震系統恢復力模型研究及基礎隔震結構非線性地震反應分析為基礎,對基礎隔震結構的多維地震反應及平?扭耦聯地震反應開展了以下幾方面的研究工作:根據隔震系統力學性能的特點,在現有研究成果的基礎上,對隔震系統恢復力計算模型進行了改進和創新,提出了普通疊層橡膠支座單向及雙向耦合粘彈性恢復力計算模型,鉛芯疊層橡膠支座單向及雙向耦合粘彈塑性微分型恢復力計算模型,摩擦滑動支座單向及雙向耦合修正粘塑性微分型恢復力計算模型。
  3. But it also bring some important questions which affect the safety and economy running of the units, such as frequency regulation, long running with low loads, electric equipment and assistant equipment friction, oil wasting etc. the text apply differential increcent rate of equilateral discharge to analyze deeply the economy of hydro - power plant according to the practice data of the plant, putting forward the resolvation, providing indeed the theoretic feasibility investigation of engineering

    但由此帶來的水電機組的頻繁調節、長時間帶低負荷運行以及電氣設備和輔助設備的磨損和油耗的增加等,都成為影響水電機組長期安全、經濟運行的不可忽視的重要問題。本文根據安徽陳村水電廠實際資料,運用等微增率方法對agc投入后水電站廠內運行經濟性作了深入的分析,提出了解決辦法,為在工程上真正實現提供了理論上的可行性研究。
  4. Academician prof zhong wan - xie presented precise integration method firstly in 1993, and ordinary differential equation can be solved precisely by this method. in this article, improved precise integration method is given firstly. then on the basis of improved precise integration method, a new method for calculating the response of dry friction system is presented, and the calculation precise degree of this method is tested by the comparison with ihb method

    1993年鐘萬勰院士提出了精細積分法,它可以精確求出常系數常微分方程的數值解,本文首先提出精細積分改進演算法,進一步提高了其計算精度,然後在改進的精細積分法基礎上對于摩擦系統響應的計算方法進行了研究,並用ihb法對這種計算方法的計算精度進行檢驗,結果證明這也是計算干摩擦隔振系統響應的有效方法之一。
  5. When impact applies on a discrete system in which one of constraints is a constant with coulomb friction, the phenomenon of slip - stick at the point can cause the change of friction and the integration for frictional force during infinitesimal impulsive interval becomes impossible according to traditional impulsive dynamics of discrete systems. by introducing a new dimensional time parameter, first - order momentum - impulse differential equations are obtained and the discussion over infinitesimal impulsive interval is transformed into a piece - wise study on the finite region of impulse

    在引入新的無量綱的時間參數后,通過建立相應的動量-沖量的一階微分方程,在趨近於零的沖擊區間的討論變為在有限區間中來分段研究含滑動-黏滯的沖擊過程,得到了受到多點打擊的離散系統考慮庫侖摩擦時的動力學的求解方法,即根據沖擊前的初始狀態無需回到繁瑣的微分方程的求解便可以得到沖擊后系統的動力學響應。
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