滑動進給 的英文怎麼說
中文拼音 [gǔdòngjìngěi]
滑動進給
英文
sliding feed-
So this base isolation technique has profound prospects. unfortunately there exist definite difficulties in the calculation because of the nonlinear of the base friction force. now, both the equivalent damping method and the numerical calculatin of the vibration response of the base - isolated buildings are frequently used in the calculation of the seismic response of the base - isolated building. however both of them have certain drawbacks. in this paper, the response of the building with base - isolation system is derived by the method of fourier expansion for the friction force and the earthquake response. at the same time, the sliding vibration character of inertia of a single mass structure and the sliding vibration response of a muti - mass structure are discussed. the stable condition of the sliding base isolation system of a structure is given. in the end, two circes of base fixation and base sliding are analyzed by adopting ansys
本文利用對摩擦力和地震響應進行付氏級數展開的方法導出了基底具有摩擦隔震系統的地震反應。同時，文中從研究單質點結構的滑動振動慣性力入手，進而對多質點結構體系滑動振動反應進行探討，分別給出了結構滑動隔震的自身穩定條件。最後，本文利用ansys對基礎固定和基礎滑移隔震兩種工況進行了動力模擬模擬分析，進一步證實了基礎滑移隔規律。Automatic horizontal - feeding and rapid motion can be obtained by the slide carriage of the machine
機床滑座能橫向自動進給和快速移動。Kinematics of the axial piston pump with swash plate yoke ' s angle were analysed. there was a lot of analysis about relative movement between piston and cylinder block, between piston and swash plate, between slipper and swash plate. at same time, the movement simulation curves were given
對軸向柱塞泵進行運動學分析，重點是對柱塞與缸體之間，柱塞與斜盤之間以及滑靴與斜盤之間的相對運動進行分析，並且分別給出了模擬曲線； 2Abstract : in this paper, an analytical study of the dynamics of the piston in a reciprocating internal combustion engine is conducted. the equations of reynolds and moving of piston are derived. a useful method of solution is obtained. the method is applied to s1100 diesel engine. the results of this study indicate that piston oil film is found to be sensitive to the piston - cylinder bore clearance, the location of the wrist pin and lubricant viscosity
文摘:對往復式內燃機活塞的動力特性進行了分析研究，導出了活塞潤滑的雷諾方程和活塞運動方程，給出了可供實用的求解方法，並採用這種計算方法對s1100柴油機進行了設計計算與試驗研究.研究結果表明，活塞潤滑油膜歷程與活塞& &缸套的間隙、活塞銷的位置、潤滑油的粘度等因素密切相關In this paper, high - order accurate weighted essentially non - oscillatory ( weno ) schemes are investigated and their applications in hyperbolic conservation laws are discussed. based on this, a new weno difference scheme which based on dispersion - relation - preserving relation is developed, and representative test cases with this scheme for computational aeroacoustics ( caa ) problems has been implemented and compared in order to test capability of wave capturing ; in addition, weno schemes generally do not converge at high order in the presence of contact discontinuity of euler equations, so a conservative front tracking technique coupling weno schemes and level set method to simulate the translating density profile is presented here, and numerical simulation with this technique for representative test case has been implemented and results show the desired accuracy
本文研究了高階精度加權基本無振蕩（ weno ）格式及其在雙曲守恆律方程中的應用，在此基礎上作了兩個方面的工作：一是針對高頻聲波問題構造出一種基於保色散關系（ drp ）的weno有限差分格式，並對計算氣動聲學（ caa ）問題的代表性算例進行了大量數值實驗，比較了該格式捕捉波數的能力；另外，針對高階weno格式在處理euler方程的接觸間斷時精度有所降低的問題，研究了利用界面追蹤技術levelset方法和高階激波捕捉weno格式相結合的一種守恆追蹤方法，並且給出有代表性的密度滑移面問題的算例，得到一致高階精度的數值模擬結果。This paper analyzes the driving mechanism and motion realization of underwater gliders, presents the simulation result of its typical motion modes, then describes the overall arrangement of an underwater glider test model being designed, and finally discusses the design and selection of the glider ' s buoyancy adjusting mechanism, pitch adjusting mechanism and roll adjusting mechanism in detail
分析了水下滑翔機器人的驅動機理和運動實現，給出了水下滑翔機器人典型運動的模擬結果，並以正在設計的一水下滑翔機試驗樣機為研究對象，描述了樣機的整體結構布局，詳細研究了浮力調節機構、俯仰調節機構和橫滾調節機構的實現方法，並就樣機中各執行機構的設計實現進行了論述。Secondly, the identification algorithms of road traffic status are studied including methods of determining floating car sample sizes which are based on “ the relationship between floating car sample sizes and accuracy of traffic information detection ” and “ the relationship between floating car sample sizes and requirement of road network information detection ”. the road traffic identification algorithm grounded on the journey - time is analyzed. besides, road traffic identification algorithm based on average speed is put forward and the validity of these two methods is analyzed in the thesis
主要工作包括:從「浮動車數量與交通流信息檢測準確性關系」 、 「浮動車樣本數量與路網全方位信息檢測需求關系」兩方面對浮動車數量確定方法進行研究，給出了演算法模型;同時，分析了基於行程時間的道路交通判別演算法，提出了基於指數平滑法的平均瞬時速度道路交通判別演算法，並對兩種演算法的有效性進行分析比較。With the development of automobile industry and road transportation ， the traffic accidents happen every day in the world and become a serious society problem the vehicle collision accidents are over 2 / 3 times as much as all traffic accidents they cause a large amount of social infuence and serious economic loss therefore ， it is urgent to study vehicle collision accidents comprehensively and systematically ， and the research also is the academic foundation to analyze and deal with traffic accident it is difficult to authenticate car velocity after traffic accident to dig over locate witness is right way mechanics is avaid tool in this field it is important to establish math model and this is precondition to calculate vehicle velocity firstly on the basis of summarizing the research results ， this paper deeply discusses the calculating model to analyze the instantaneous motion state in the vehicle collision, the interrelation among the every moving mechanics parameters in the every phase of the collision secondly ， according to the collinear collision and two - dimension collision and the restitution coefficient ， the paper estabishesthe post collision movement models it proves that these models are correct and valid thirdly ， this paper try to research reconstruction of road traffic accident and put forward the method on it
對交通事故的科學分析應是建立在正確的數學模型與計算機模擬技術基礎上的定量分析，其基本條件就是要有能正確描述事故過程中汽車狀態的數學模型，只有建立正確的數學模型，才能較準確地推定事故車輛的碰撞速度。所以建立正確地車輛碰撞模型和運動模型正是汽車事故再現的關鍵問題。本文首先在總結前人研究的基礎上，深入地研究汽車碰撞理論，分析了車對車碰撞作用瞬間狀態的計算模型及碰撞恢復系數與碰撞前、后速度的關系；其次，根據交通事故中最普遍的一維和二維碰撞的不同情況，採用恢復系數和滑動摩擦系數等概念，分別建立了碰撞后車輛動力學模型；第三，對汽車碰撞事故再現進行了初步研究，確定了車對車碰撞事故模擬計算和反推計算方法，並給出相應的模擬程序流程圖。Stereographic technique is used in the analysis of the footwall slope in the open - pit of bangmoshan iron mine. the slope fracture mode and the slipping direction of unstable blocks are given and the stable slope angle is calculated to be 46
運用赤平極射投影的方法，對棒磨山鐵礦露天采場下盤邊坡進行了穩定性分析，給出了邊坡破壞模式和不穩定塊體的滑動方向，並推算穩定邊坡角為46 。Abstract : it introduces the principle of graphite electrode abrading tool and develops the software and hardware of nc machine. this can detect the position of platform feed with great inertial - mass through photoelectrical encoder, the vibration magnitude of translation worktable with eddy transducer. based on these the machine parameters can be automatically regulate, and the grinding process is smooth
文摘:介紹了石墨電極研磨成形機的原理和數控軟、硬體系統的研製開發；用光電編碼器實現了大質量進給滑臺的位置檢測；並用電渦流傳感器檢測平動臺振動量，進而實現了機器參數的自動調整，從而保證了石墨電極研磨成形機研磨加工的順利進行。The windows api techniques are described in detail. a method to realize smooth text scrolling by using windows api is discussed
對windowsapi技術進行了深入研究，給出了如何利用windowsapl調用實現平滑滾動字幕的方法。The problem is researched and the algorithm which calculates the intersection points of two graphs created by the same coefficient of the ifs is proposed. the curve described changing of the intersection points number is drawn. the conc lusion is that the curve fluctuates in the tiny range and is smooth when it is seen as a whole
其次，針對同一ifs迭代碼兩次迭代繪制得到的分形圖並非完全相同這一問題展開研究，提出了ifs分形覆蓋相交交點變化曲線的概念，給出了覆蓋相交交點變化曲線的繪制演算法，在此基礎上進一步研究了分形覆蓋相交交點變化曲線的變化率情況，得到了分形覆蓋相交交點變化曲線宏觀上比較光滑，但實際上小范圍內異常波動的實驗結果。Abstract : analysis of stick - slip vibration of two contact bodies is executed in detail based on the dynamics of stick - slip systems and principle of non - linear friction
文摘:對兩接觸物體的粘滑振動進行了詳盡的分析，給出了粘滑振動發生的條件。( 2 ) starting off with analyzing the forces affected on single dry solid granule on the roller screen, the relative slippage and slipping condition of granule at the tangential direction and axis direction of roller screen are discussed, and the average slipping conveyance velocity from feeding end to discharging end is given. the throwing conveyance of granule is discussed, the throwing coefficient of roller screen and its varying rule, and the concept of average throwing coefficient and its computing method are put forward, the starting condition and terminating condition for throwing motion of granule on the roller screen and the throwing conveyance velocity of granule are researched. the influence on throwing motion of granule by the rotating velocity of roller screen is discussed as well
（ 2 ）從筒式篩網上單顆干固相顆粒的受力分析著手，討論了顆粒在筒式篩網面上的切向相對滑動和軸向相對滑動及滑動條件，並導出了顆粒從進料端向出料端滑動運移平均速度；討論了顆粒的拋擲運移，給出了筒式篩網上的拋擲指數及其變化規律，提出了筒式篩網的平均拋擲指數的概念及計算方法，研究了筒式篩網上顆粒拋擲運移的產生條件和終止條件，以及顆粒拋擲運移的輸送速度；還討論了筒式篩網的旋轉角速度對顆粒拋擲運動產生的影響。Based on iec standards, the methods of designing square demodulator, bandpass - weighted filter, and smoothing filter are presented. besides, the signal conditioning circuits and online statistical analysis methods of instantaneous flicker value are given. matlab simulink is also used to simulate the measuring process of voltage fluctuation and flcker
基於iec標準要求，設計了實現數字式電壓閃變測量的平方解調器、帶通加權濾波器、平滑濾波器等各環節，給出了信號調理電路和瞬時閃變值在線統計分析方法，並應用matlab系統模擬工具simulink對電壓波動和閃變測量全過程進行了數字化模擬。With a combination of the design principles and characteristics of pdsn, a method for compressing data packet using mppc compressing algorithm is put forward. after studying ppp protocol and mppc compressing standards, an algorithm using packet matching sliding window buffer to code and decode is provided. considering not making a great change of current pdsn system, a mppc compressing module is designed and the function to compress data packet through vxworks platform is implemented
作者首先闡述了pdsn系統的工作原理和系統結構，對移動用戶與pdsn之間的數據傳輸進行了分析，並結合pdsn系統的設計原理和特點採用mppc壓縮演算法對數據報文內容進行壓縮;然後闡述了ppp （ pointtopointprotocol :點對點協議）協議和mppc壓縮標準，採用報文匹配的滑動窗口機制進行編碼和解碼;接著考慮在不對現有pdsn系統進行大改動的基礎上，設計了mppc壓縮模塊，並基於vxworks系統平臺實現了對數據報文內容壓縮的功能;最後對壓縮功能進行了測試並給出測試數據。It introduces the principle of graphite electrode abrading tool and develops the software and hardware of nc machine. this can detect the position of platform feed with great inertial - mass through photoelectrical encoder, the vibration magnitude of translation worktable with eddy transducer. based on these the machine parameters can be automatically regulate, and the grinding process is smooth
介紹了石墨電極研磨成形機的原理和數控軟、硬體系統的研製開發；用光電編碼器實現了大質量進給滑臺的位置檢測；並用電渦流傳感器檢測平動臺振動量，進而實現了機器參數的自動調整，從而保證了石墨電極研磨成形機研磨加工的順利進行。Diamond disc blade as the cutting tool, uses cooling lubricant for cooling, processes granite or marble into sheet materials through the blade s
該機用金剛石圓盤刀片為切割工具，以冷卻潤滑液泠卻，通過刀片的轉動，以水平進給及垂直進給，將花崗巖或大理石加工成板材的機械。Second, the issue of approximate aggregation query on the data streams is discussed. meanwhile, the approximate query theories based on the histogram synopsis is proposed, and the autosuited histogram synopsis method and the histogram synopsis synchronization method are provided. third, the problem of predictive aggregate queries on the continuous data streams is researched, and a new predictive aggregate query method based on basic window synopsis and predictive equation is given
本文圍繞連續數據流上的聚集查詢展開討論，首先針對數據流上的精確聚集查詢問題，提出3種改進的基於滑動窗口的精確聚集查詢演算法，這三種演算法可以在消耗很少內存的情況下提供高效準確的查詢結果;其次討論了連續數據流上的近似聚集查詢問題，給出了基於數據流滑動窗口的直方圖大綱理論，並提出了適用於滑動窗口的自適應直方圖大綱生成演算法和大綱同步策略;最後討論了連續數據流上的預測聚集查詢問題，提出了一種基於基本窗口及預測方程方法的預測聚集查詢演算法。A complete suit of closely analytical expressions of stress field is presented for the strike - slip shear fault with an arbitrary dip angle in a semi - infinite medium. checking and reviewing the analytical expressions of stress field by other researchers, closely mathematical reasoning for the expressions is done again, thus this suit of expressions has become more perfect and reliable
給出了半無限空間中任意傾角的走向滑動剪切斷層錯動產生的應力場的一套嚴密的解析表達式.對前人所做的該方面的工作進行了檢驗和回顧，重新對公式進行了嚴密的數學推導，給出了正確的結果，使得這一套公式更加完善和可靠分享友人