roll force 中文意思是什麼
roll force
解釋
滾轉操縱力-
The aerodynamic characteristics of a projectile with wrap around fins are studied systematically in this paper, as follows : 1. the lift coefficients 、 drag force coefficients 、 pitch moment coefficients 、 pitch damping moment derivatives and roll damping moment derivatives are obtained from engineering calculation through looking wrap around fins as flat fins of the same projection aera
本文對某卷弧尾翼彈氣動特性進行了系統研究，主要內容與結論為: 1 .將卷弧翼按照相同投影面積的平板翼進行工程估算，得到升力系數、阻力系數、俯仰力矩系數、俯仰阻尼導數、滾轉阻尼導數曲線。 -
Theoretically the varying contact rolling technology can increase the transverse stiffness of loaded roll gap, heighten the control effect of roll bending, improve the distribution of contact force between backup roll and work roll
從理論上分析了變接觸軋制技術在提高承載輥縫橫向剛度、增加彎輥力調控功效、改善輥間接觸壓力分佈方面的作用。 -
The possible factors including the deviation of temperature in length and breadth of rod, the changes of transfiguration resisting force under the changes of temperature, the adjustment of roll gap, the variation of rolling pressure, the changes of roller speed during dynamic adjusting press, the unmatched of seconds - flux under the dimension fluctuation of the coming sample and so on. the whole system was a closed loop which factors in it interacts each other
可能的影響因素有:沿軋件縱橫向溫度變化、由溫度引起的軋件變形抗力變化、軋機輥縫值變化、負載變化、電機調節系統由不穩定向穩定過渡過程中軋輥轉速的變化（如咬鋼過程中的動態速降后的回復階段） 、來料尺寸波動造成秒流量不匹配等，整個模擬系統是各個因素相互影響關聯的一個閉環系統。 -
Works on the bending roll system of four - roll rolling mill, the workroll shape variation caused by the force of bending roll and the contact stress between rolls was researched with the fem software ansys, the maximum deformation of the work roll was calculated, and the curve of the gap adopting the least - squares method was fitted, which set the base of the further calculation of load - gap shape
摘要以四輥軋機的彎輥系統為研究對象，利用有限元分析軟體ansys研究彎輥力和輥間接觸應力引起工作輥形狀的變化，計算工作輥彎曲的最大變形量，並用最小二乘法對輥縫曲線進行擬合，為進一步計算有載輥縫形狀提供可靠的理論依據。 -
3. the combined trajectory control system is designed. the direct force is acting on the pitch channel and the yaw channel, and the roll channel is stabilized by the fin surface deflection
設計的軌控直接力作用於俯仰和偏航通道，而滾轉通道沒有直接力系統的作用，依靠氣動舵面的偏轉對滾轉角進行穩定。 -
For vehicles overtaking, with the increase of the other vehicle speed, pressure and side force of the overtaken vehicle also increase, especially for side force, its change is obvious, but with the increase of distance, the result is contrary. when the overtaken vehicle lies in front of the other, the yawing tendency is strengthened. and when vehicles stand at parity, the roll tendency is also strengthened
在超車過程中，被超車輛的車身表面壓力和受到的側向力隨著超車速度增大而加強，隨著間距增大而減弱，但增大超車速度時，側向力變化顯著;被超車車輛在超車車輛前方時橫擺趨勢增強，與超車車輛同位時側傾趨勢加大。 -
According to the special characters of a multi - roll cold tandem mill, a rolling force prediction model based on fuzzy algorithm and cerebellum model articulation controller ( cmac ) combined with the traditional model was designed to improve the precision of rolling force prediction
摘要針對寬帶鋼多輥冷連軋機組特點，為提高軋制力的預報精度，在結合傳統軋制壓力模型的基礎上把模糊演算法和神經網路有機結合，設計出基於模糊小腦模型神經網路的多輥冷連軋機軋制力預報模型。 -
Influences of force parameters on wall thickness of shell pierced by cross - roll piercing
斜軋穿孔力參數對毛管壁厚的影響 -
By comparing the values of the traditional rolling force model and the prediction model by cmac with the measured ones, the precision of the prediction model by the fuzzy cmac is much better than that of the traditional rolling force model and is more suitable for online use of a multi - roll cold tandem mill controlled by computer, which also meets manufacturing requirement of the field and receives better control effect of the shape and thickness
通過對傳統軋制力模型計算值、小腦模型預報計算值與實測值進行對比分析可知，基於模糊小腦模型神經網路的多輥冷連軋機軋制力預報模型具有較高的計算精度，更適合於多輥軋機在線計算機過程式控制制的應用，滿足現場在線生產的要求，取得良好的板形板厚控制效果。 -
Then, it sets up the tension control system ' s models listed below separately : the tramission model of ac servo, the tension model, the real - time film roll ' s diameter model, the acting force model of the tension arm, the dynamics model of the unwinding process and it has an analysis and research on them
然後，分別建立了張力控制系統中的交流伺服傳動模型、張力模型、料卷實時卷徑模型、張力臂受力模型及放卷過程的力學模型，並對其進行了分析研究。 -
Body roll occurs largely to position sets of muscles to move joints to produce longitudinal forward propulsion and coupled with the arm pull produces a more direct propulsive force off the hand / forearm - propelling surface
身體的滾動幅度大會使肌肉群一起運動產生縱向的推進力而且是兩倍于手臂劃水直接產生的推進力。 -
Firstly, the distortion of rolled piece and the designing method in the beforehand slit pass and slit pass has been analyzed. secondly, based on the research production of predecessor and research of the author, card system selected some corresponding experience formulas such as roll force, roll moment, roll temperature and roll consume, and established spread model in the beforehand slit pass and slit pass and the distribution model of elongation coefficient. subsequently, card system applied the dynamic programming method with minimum roll consume and optimized its pass system
本文以圓鋼雙線切分為基本實體模型，著重分析了預切分孔型和切分孔型在軋制過程中的變形特點及相應的孔型設計方法；基於前人的研究成果及作者的探索，選擇了相應的軋制力、軋制力矩、溫度及能耗模型，建立了預切分和切分的寬展及延伸系數的分配模型；應用動態規劃法以能耗最小為目標函數對孔型系統進行了優化設計；利用visualbasic6 . 0和microsoftaccess數據庫的連接，建立了數據查詢系統，以visualbasic6 . 0和autocad之間的介面在vb環境下完成了斷面孔型圖的繪制。 -
But the interaction on each other is the same if they have the same velocity. pressure has no distinct changes, but the change of side force is obvious. with the increase of vehicle velocity, the yawing tendency is intensified, and the roll tendency is also intensified during vehicles standing at parity
在會車過程中，隨著速度的增大，車輛間的相互作用逐漸加強;隨著車輛間距的增大，車輛間距的增大致使車體間相互作用減弱，但由於車輛等速造成車體間相互作用相等;車身表面壓力在交會過程中變化不大，但側向力變化較大，隨著速度的增大，側向力變化明顯，車輛在剛交會時橫擺趨勢增大，在車體同位時側傾趨勢加強。 -
This dissertation mainly studies how to eliminate extra force to finish loading test of a certain helicopter roll booster wear test - bed
本文主要討論某型直升機槳葉助力器壽命試驗臺的液壓伺服加載系統的研製及其消除多餘力的方法。
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