轉差速度 的英文怎麼說

中文拼音 [zhuǎnchā]
轉差速度 英文
slip speed
  • : 轉構詞成分。
  • : 差Ⅰ名詞1 (不相同; 不相合) difference; dissimilarity 2 (差錯) mistake 3 [數學] (差數) differ...
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. (快慢的程度) speed; rate; pace; tempo
  1. This drilling adopts crank connecting link and walking beam percussion mechanism, which make the drilling possess two percussive functions, normal drilling takes connecting link impact as main mode, when encountering special situation and the connecting link impact can not drill, it can transform into hoisting impact, the stroke length can be modulated, it realizes automatic percussive drilling due to continuous operating of connecting link percussive mechanism, these can enhance drilling efficiency and relieve labor intensity ; it adopts pumping reverse circulation to drain slag, which not only resolves the drilling difficulty in special stratum such as pebble and gravel stratum and hard stratum, but also resolves the problem that the percussive drill ' s efficiency is low ; it adopts spur gear differential mechanism as double cylinders lazy tongs of main hoist, which not only ensures the balance state of drilling tool, but also reduces the mechanical design, and reduces the cost ; the bottom plate traveling motion of this drilling machine adopts walking type ; the drilling tower adopts hydraulic pressure uprising, and reduces the assistant operating time

    該鉆機採用曲柄連桿、游梁式沖擊機構,使鉆機具有兩種沖擊功能;正常鉆進以連桿沖擊為主,遇到特殊情況,用連桿沖擊不能鉆進時,可為卷揚沖擊,沖程可調,因連桿沖擊機構連續工作,所以實現了自動沖擊鉆進,可提高鉆進效率,減輕勞動強;採用泵吸反循環的方式排渣,既能有效解決卵礫石地層、堅硬地層等特殊地層鉆進的困難,又很好地解決了沖擊鉆機效率低下的問題;採用直齒圓柱齒輪機構作為主卷揚的雙筒同步機構,既保證了鉆具處于平衡狀態,又大大簡化了該機構設計,降低了成本;該鉆機底盤行走移位採用步履式;鉆塔採用液壓起立,減少了輔助作業時間。
  2. We have concluded that mechanism to lead to region difference of henan province is difference of groth speed, if grot h speed of developed counties is quicker than undeveloped counties, region difference of henan province will enlarge, otherwise, thing will be reverse

    而影響區域經濟增長的主要因素有人力資本秉賦的異、傾斜的政策面、國定資產投資、就業率、居民消費水平的不同、產業結構換、科技創新能力、人口增長率等,文章分別分析了這些因子對河南省縣際經濟異的影響。
  3. Started from the principle and performances of high speed rotating - mirror streak camera, some essential issues, such as the reason of the scanning speed vibration, the disadvantages of the former velocity sensor, are discussed. and then, a brand new speed - measuring method is proposed

    論文從高鏡式條紋相機的原理、性能出發,討論了相機掃描不均勻性的原因;基於過去傳感器低、精、可控性和人機對話界面缺乏的弊病,提出了一種全新的測方案。
  4. Least squares solution of equation is used to calculate and adjustment transformation matrix at same time, transformation matrix is used to calculate the 3 - axis angle of star sensor. so is very fast and precise

    利用方程組的最小二乘解求取換矩陣,通過換矩陣計算星敏感器的三軸姿態角,使姿態計算和平同時進行,具有較高的姿態計算精和計算
  5. Neural network control is an important mode of intelligent control, and it is widely used in branches of control science, first, the architecture and the learning rule ( error back propagation algorithm ) of multiplayered neural network which is widely used in control system are presentedo especially, the paper refers to the architecture of diagonal recurrent neural network and its learning algorithm - - - - - recurrent prediction error algorithm because of its faster convergence with low computing costo next, before introducing the neural network control to the double close loop dc driver system, the controllers of current and velocity loop are designed using engineering design approach after analysis of the system, simulation models of the system are created

    神經網路控制是智能控制的重要方式之一,它廣泛應用於自動控制學科各個領域。本文首先敘述了控制系統中常用的多層前饋網路結構及演算法( bp演算法) ,特別提及了能夠較好描述系統動態性能的對角遞歸神經網路和在用遞推預報誤演算法訓練drnn時取得了較快的收斂。其次,應用工程方法分析設計了tf - 1350糖分離機的電流、雙閉環直流調系統的控制器,作為引入神經網路控制的設計基礎,並建立了系統的模擬模型。
  6. Transformed the six - bar guide - bar mechanism realizing linear displacement in automatic instruments into a basic rotating guide - bar mechanism, established the mathematical model of velocity approaching constant by the classical approximate synthesis theory and the modern error theory, discussedthe influences of the existent region of main mechanismic parameters on kinematic and dynamic properties, analysed the theoretical transmission ratio error, advances systematic, complete steps and methods for dimensional synthesis of this mechanism with computer aided design

    將自動化儀表中實現線性輸出的六桿導桿機構化為基礎動導桿機構,應用經典的機構近似綜合理論與現代的誤理論,建立了逼近常數的數學模型,討論了主要機構參數存在區域及對運動、動力性能的影響,分析了傳動比理論誤,提出了系統完整的計算機輔助尺綜合的步驟與方法。
  7. By analyzing the running speed of two - wheels, three - wheels, four - wheels project, adopting small three - wheels project with two independent driving and veering system. based on these, we can calculate the driving power of the agv, the twists of the motor and the storage battery capacity. 4

    通過對兩輪、三輪和四輪小車方案的運動的分析和比較,採用兩輪獨立驅動、向的三輪小車設計方案,並對小車驅動功率、電機扭矩和蓄電池容量進行了計算。
  8. The programme logic controller is utilized to control the inverter ' s output frequency which accomplishes controlling the velocity of speed - controlling asynchronous moter. the velocity between main asynchronous moter and speed - controlling asynchronous moter is composed by way of the differential planetary gear train, the tranmission system is made to regulate velocity stepless in large scope which succeed in controlling starting progress of load

    使用可編程式控制制器對變頻器的輸出頻率進行控制,實現對調電機的控制。調電機與主電機的動行星輪系的合成,可使傳動系統在很大范圍內無級調,實現對負載的可控起動。
  9. With compensation of signal ’ s time delay from different radiating element by phase shifters, phased - array antenna can control array beam easily. because there are no mechanical devices for rotating beam, the phased - array antenna system can scan everywhere in beam covered areas in millisecand by stepping the phase shifters. it improves the tracking velocity of antenna towards the object, and becomes the development trends of weapon system antennas

    相控陣天線利用移相器補償信號到達輻射單元時間的異,從而控制波束方向;天線沒有機械旋問題,只需改變移相器的設定值,波束便可以在毫秒級內掃描其覆蓋空域內的任何地方,提高了天線對目標的跟蹤,是目前武器系統天線的發展方向。
  10. Flux position & error in flux magnitude and error in torque are used as fuzzy state variables. fuzzy logic is used for choosing the switching state. a fuzzy logic controller can choose the switching states according to a set of fuzzy rules based on both specialists " experience and knowledge, which improves the response performance of the system effectively during start - up and change in load

    作為本文的一個創新點,針對普通的直接矩控制在給定矩躍變時反應較慢的缺點,提出了一種模糊控制器,把磁鏈位置、磁鏈誤矩誤作為模糊輸入變量,應用模糊邏輯來確定逆變器的開關狀態,該模糊控制器根據一套基於專家經驗和知識的模糊規則來選擇開關狀態,從而有效地提高了系統在啟動和負載突變時的響應
  11. Analysis indicates the " low pressure closed reticular flow region " results in the non - equilibrium of pressure along the primary jet ' s orifice. to obtain as large vectoring angle as possible, the optimal ranges of angles, frequencies, velocity amplitudes, and distances from the microjet actuator to the primary jet exit were discussed. the relationship between the vectoring angle of the primary jet and the phase - difference of two adjacent actuators was analyzed

    分析了「拉」模型單作動器模式下,微射流作動器的入射角、驅動頻率、幅值及與主射流間的距離對主射流偏的影響,並確定了作動器工作參數的最佳范圍;分析了「拉」模型雙作動器模式下,不同的相位對主流偏的影響。
  12. A cascaded architecture is adopted, where desired propeller rate of revolution is generated by solving a static 2nd order equation with a parameter of desired thrust force, which is the input of the speed / position tracking control

    在推進器動態模型的基礎上,採用滑模控制的方法,由位置誤獲得期望推力,再通過求解包括來流的二次方程得到期望螺旋槳
  13. Consider to simplifying the process of calibrating dynamic error parameters of accelerometer and shortening the time of calibrating test, all dynamic error parameters are calibrated at one - time, based on the mathematic model of dynamic error of accelerometer and integrating the model and the testing theory of the three - axis turntable, meanwhile, the angle - vibration table is avoided

    摘要為了簡化加計動態誤系數的標定過程,縮短標定試驗時間,在建立加計動態誤數學模型的基礎上,結合三軸臺模型及測試原理,一次性標定出加計動態誤系數,同時避免了角振動臺的使用。
  14. In direct torque control system, speed sensors are usually used to survey the speed of motor, but speed sensors have many disadvantages, such as inconvenient fixing and maintenance, inaccurate precision. at present it is an efficient and feasible method to estimate speed by using software instead of hardware

    以往在直接矩控制系統中採用傳感器檢測信號,由於測裝置具有安裝不便、維修困難、測量精等缺點,因而採用軟體代替硬體檢測設備辨識,即進行無傳感器的設計,不失為一種有效可行的辨識方法。
  15. Through the study with non - linearity friction on simulation model of the stabilized system, in theory the analysis of the angular acceleration loop ' s contribution is given. in testing platform, the measure devices of angular acceleration and velocity constitute the double loops, they are angular acceleration loop and angular velocity loop. and this experiment gives the proof that the angular acceleration loop could eliminate the errors which are taken by the motor ' s reversing

    最後,本文在理論上分析角加環對隔離的貢獻;通過對含有非線性摩擦力矩的平臺穩定系統模擬模型的研究,從理論上驗證角加環具有克服摩擦力矩的能力;在實驗臺上加入由線加計構成的角加測量裝置,並與測機構成角加環、角環雙環結構,驗證了角加環對電機換向誤的消除作用。
  16. The results show that, when increasing the feed rate of the grinding wheel, decreasing the rotating speed of the wafer chuck table and using coarser grit grinding wheel, the material removal rate in the wafer rotating grinding increase, the feed rate of the grinding wheel has greater influence on the material removal rate ; when suitably increasing the rotating speed of the grinding wheel, decreasing the feed rate of the grinding wheel and using finer grit grinding wheel, the wafer surface roughness can be reduced ; there exists a critical rotating speed of the grinding wheel ( about 2300rpm ), beyond which the material removal rate evidently decreases and the spindle motor current and wafer surface roughness steeply increase ; when the grit size of the grinding wheel is finer than # 2000, the material removal rate decreases and the wafer surface roughness has no obvious improvement

    研究結果表明,增大砂輪軸向進給和減小工件,採用粗粒砂輪有利於提高磨削矽片的材料去除率,砂輪軸向進給對材料去除率的影響最為顯著;適當增大砂輪,減小砂輪軸向進給,採用細粒砂輪可以減小磨削表面粗糙;在其它條件一定的情況下,砂輪超過一定值會導致材料去除率減小,主軸電機電流急劇增大,表面粗糙;採用比# 2000粒更細的砂輪磨削時,材料去除率減小,矽片表面粗糙沒有明顯改善。
  17. The gpd3402 inverter and plc being selected to set up open - loop and closed - loop speed regulation systems, applying the invariable v / f control, sensorless vector control, slip compensation, process pi and network control technologies control the hoist motor of the stacker crane

    本文基於gpd3402變頻器的變頻調方式進行應用開發,對堆跺機提升電機採用變頻調控制,採用gpd3402變頻器及plc ,組建開環調系統,分別應用恆壓頻比、無傳感器、矢量控制、補償控制技術。
  18. And the results of these two methods really show difference. we analyze the condition for the condensation using the concept of entropy and reach the conclusion that there will be no bec in the low dimension system. we get the relation between the critical temperature and the given number of the particles in a three - dimension infinite trap system directly, together with the tendency shown at a low temperature of the critical temperature " changing to the particle number

    指出了兩種方法的結果在低溫區域的別和高溫區域的一致性,比較結果表明,給定粒子數的系統處于低曲阜師范大學碩士研究生畢業論文第頁溫條件時,數值方法所求出的變溫要比積分方法所得的結果高,並且變溫隨粒子數的變化趨勢也要迅,然後分析了兩種方法存在別的原困。
  19. At the case of cam - follower system at high speed, the inertia of kinetic components is bound to increase to a leap compared with the system at low speed, the elastic deformation of these components will affect the precision of the driven parts at special position, so the dynamic departure is inevitable

    當凸輪機構的運較高時,系統中運動構件的慣性力劇增,所產生的構件彈性變形的影響將導致工作端運動規律偏離預定的要求,產生不容忽視的動態運動偏。因此,高凸輪機構的研究正日益受到廣泛關注。
  20. 2. firstly this paper introduce the whole machine balancing principle and method for dual - rotor systems with little rotating speed difference firstly, then discuss key points such as picking up base signal, picking up " pai " signal, measuring rotor speed, capturing the value of wave crest and through, calculating the phase values of unbalanced weight, processing odd phases and finding each rotor ' s amplitude. on the foundation of above theories, using signal process technique and chip microprocessors technique, we developed a portable intellectual instrument, the first domestic device. which can balance dual - rotor system with little rotating speed difference quickly and accurately

    本文從不解拍整機動平衡原理出發,在詳細討論基準信號、拍振信號的提取;的測量;拍峰、拍谷的捕捉:不平衡相位的求法、特殊相位角的處理;內、外子幅值的確定等關鍵問題的基礎上,應用信號處理技術和單片機技術研製成功國內第一臺性能穩定、操作簡單、成本低廉且平衡快,平衡精高的便攜式微子現場整機智能動平衡儀。
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