明輪軸 的英文怎麼說

中文拼音 [mínglúnzhóu]
明輪軸 英文
paddle shaft
  • : Ⅰ形容詞1 (明亮) bright; brilliant; light 2 (明白;清楚) clear; distinct 3 (公開;顯露在外;不隱...
  • : Ⅰ名1 (輪子) wheel 2 (像輪子的東西) wheel like object; ring; disc 3 (輪船) steamer; steamboa...
  • : 軸Ⅰ名詞1. (圓柱形的零件) axle; shaft 2. (對稱部分的直線) axis 3. (圓柱形的纏繞器物) roller; spool Ⅱ量詞(用於纏在軸上的線以及裝裱帶軸子的字畫)
  • 輪軸 : [機械工程] axletree; axle; wheel shaft; wheel spindle; wheel and axle; wheel axle
  1. The practical issue of drum brake with oversized overall stroke was resolved by experiments, and it indicates that major effect factors of air chamber overall stroke, which are the drum - shoe clearance, the elastic modulus of lining, the torsion deflection of cam shaft

    研究結果表,氣室推桿總行程過大的主要影響因素為制動蹄與制動鼓之間的間隙、摩擦片的彈性模量、凸的扭轉變形。
  2. Model gk39 high - speed bag sewing closer is adopted a special part, which the needlecan move together with the looper. the machine is equi pped with aluminum alloy house, gear running, needle bar and looper system to form double - thread chain stitch. the main running parts are adopted bearing and the machine has the special design such as automatic oil dripping lubrication system, roller feeding and needle feeding in step having the automatic cutting system

    :本機gk39為高速封包縫紉機,是唯一採用「紉針機構」針同步的封包縫紉機,採用鋁合金外殼,傳動,針桿挑線和彎針勾線,組成雙線鏈式線跡。主要轉動部位採用承,並配有自動滴油潤滑油路。
  3. Based on the tribological principle and the theory of contact mechanics, it is feasible to adopt curvature - changing structure in the rock - bit journal bearing system. the structure and coupling relationship of curvature - changing journal bearing under the condition without friction have been analyzed and three kinds of sub - form structure configurations, namely, the pseudo - curvature - changing structure, the conformable curvature - changing structure, and the clearance curvature - changing structure, been differentiated according to the contacting features. the shape optimization and pre - running - in regulations of the contact surface of curvature - changing journal bearing under friction condition have been established. the results of rock bit journal bearing test indicate that the tribological behavior of the bearing can be effectively improved by curvature change based on both designing and pre - running - in

    基於摩擦學原理和接觸力學理論,提出了可在牙鉆頭滑動承中採用變曲率結構.在不考慮摩擦的情況下,就結構設計和配合關系等問題進行了分析討論,劃分了準變曲率、吻合變曲率以及間隙變曲率等3種結構形式;針對考慮摩擦時的變曲率結構,提出了接觸形狀優化和預磨合的實施方案.鉆頭承試驗結果表,無論是預設計變曲率還是預磨合變曲率,都能改善承摩擦副的摩擦學特性,因而值得進一步研究和推廣
  4. Features : hardened and precision - ground bedways, the spindle is supported with precision taper roller bearings, gears in the headstock are made of high - quality steel, hardened and ground, speed - changing levers driven by fan - shaped gears, operating easily, safe interlock and a overload safety devices in apron, electromagnetic braking, cooling and lighting devices are supplied

    特點:床身導軌表面經淬火和精密磨削,主支撐採用精密圓錐滾子承,主箱內齒採用優質鋼並經表面淬火和磨削,變速機構採用扇型齒傳動,操作靈活方便,溜板箱設有安全互鎖裝置和過載保險機構,配有電磁剎車、冷卻及照裝置。
  5. In two axis system, a circle interpolator is designed, and a new method based on ga - neural networks is proposed to adjust pid parameters online to reduce the tracking error. then, an integrated controller based on rbf neural network ( rbfnn ) is designed to reduce the contouring error of the two axis. experimental results show that the proposed integrated controller significantly improved accuracy in both tracking and contouring

    對于雙系統設計了一個軌跡為圓的插補器,採用基於遺傳演算法?神經網路的在線pid參數調整演算法,減小了系統的跟蹤誤差,並分析雙之間的廓誤差,設計出基於rbf神經網路的綜合控制器,經過模擬實驗證,本文採用的綜合控制器能有效地減小系統的跟蹤誤差和廓誤差,提高系統的控制精度。
  6. The stability of electric power system has been being focused for a long time toprevent a power system from losing synchronism after sudden fault , researchers have done much work and got many accomplishments this paper applied the direct feedback linearization ( dfl ) technique on the power system , a strong nonlinear system simulation results by matlab proved this method efficiency main works and results are as follows : this paper compared some existing methods in excitation control , fast valve control and coordinated control respectively, analyzed the developments and actuality of nonlinear control research in brief, illustrated why ransient stability could be greatly improved by using the fast valve control in chapter 3 , indicated the importance of coordinated control farther this paper introduced the inverse system theory, based on which , discussed the dfl theory, pointed out which had consistency with the inverse theory, expanded the dfl theory combined the idiographic model equations , made which adapt to the model of a single machine - infinite bus power system this paper referenced abundance articles and educed a set of equations , which could describe the dynamical process of excitation and fast valve control for synchronous generators in the equations , there were several very important parameters of power system - - rotor angle ( ) , rotor speed ( ) , generator q axis voltage ( eq ) , transient voltage ( e ' q ) , active power ( pe ) , mechanical input power ( pm ) , valve opening ( ) , generator terminal voltage ( vt ) , based on the model , nonlinear coordinated controller and terminal voltage optimal controller have been designed by using the expanded dfl theory and lq optimal control theory the simulation results showed that the controller could keep power system transiently stable under the effects of a symmetrical 3 - phase short circuit fault , which achieved better postfault regulation compared with another two routine methods , one is the proportion excitation controller and proportion fast valve controller, the other is the proportion excitation controller and the optimal fast valve controller, which could exert good performance when met 1ittle disturbance either

    在介紹逆系統理論的基礎上,詳細介紹了dfl理論,通過比較闡了dfl理論其本質是逆系統方法的一類,並結合具體課題推導出的模型方程將dfl理論進行了擴展,使之適應于電力系統這個強非線性對象。通過參考大量的書籍文獻推導出一套實用的可將大型汽發電機勵磁與汽門綜合起來進行控制的模型方程,此模型方程涵蓋了電力系統中特別引人注目的幾個量- -轉子角、轉子轉速、發電機q電勢eq 、暫態電勢e ' q 、有功功率pe 、機械功率pm 、汽門開度、機端電壓vt ,在此基礎上建立了實用的電力系統簡化的數學模型,並將擴展的dfl理論應用於此模型系統,結合線性二次型最優控制理論設計出大型汽發電機的非線性綜合控制器及機端電壓最優控制器,通過模擬實驗與採用常規的按電壓偏差進行調節的比例式勵磁控制器+汽門比例控制及採用常規的按電壓偏差進行調節的比例式勵磁調節器和基於二次型性能指標設計的最優快控汽門(考慮發電機的飽和因素)進行了對比,證實了採用此種控制器可以有效地提高電力系統的暫態穩定性,並且在電力系統遭受小干擾時同樣具有良好的調節性能。
  7. According to achievements in research, using face - radial sealing structures can adapt to the developing trend of increasing rotary speed of cone bit to a certain extent in lubricating system of bearing seal, which is cramp to bit service life

    本文的研究表,在偉l ]約鉆頭壽命的承密封潤滑系統中,採用端面一徑向組合密封結構能夠在一定程度上適應牙鉆頭轉速提高的發展趨
  8. We also proved that lead of the twist - roller frictional drive not only is influenced by the load, but also has relation with contact stiffness between the twist - roller and the shaft

    了導程的變化量不僅取決于載荷變化量,而且取決于扭和傳動之間的接觸剛度。
  9. Analysis software. the analysis show : the gyroscope effect to the flywheel rotor ' s and the shaft ' s vibration character under high rotate speed should be considered. at this time, the system ' s normal frequency is the function of rotate speed ; the amplitude passing through the resonance field can be lowered obviously by improving the effective damping of the electro - magnetic bearing

    建立了高速旋轉狀態下,採用磁承作支撐的飛轉子和轉的動力學模型,給出了有限元法在此問題中的具體應用,並利用i - deas有限元分析軟體具體分析了飛系統的共振頻率、系統振型,以及對偏心激勵的響應,分析表:對于高速旋轉的飛轉子和轉,應考慮陀螺效應對其動力學特性的影響,此時系統的固有頻率是轉速的函數;通過提高磁承的等效阻尼可顯著降低系統通過共振區域時的振幅。
  10. This product guards against jumper wire when being used for coiling, that room china wheels among them are made from super - accurate polishing, are qualified for to have high - speed bearing, makes coiling move up and down within very minor range, stability having kept coiling time tension

    詳細說:本產品用於繞線時防止跳線,其中間瓷由超精拋光製成,配有高速承,使繞線跳動在很小范圍內,保持了繞線時張力的穩定性。
  11. According to the characteristics of the overhead camshaft valve train, the author thoroughly analyzed the kinematics and dynamics concerned in the design of valve train cam profile. the results illuminate the influence of valve timing, ample factor as well as the contact stress between cam and tappet on the design of cam profile

    根據頂置凸式配氣機構的特點,文章深入分析了在配氣凸型線設計中必須涉及的運動學及動力學問題,說了配氣定時、豐滿系數及凸與挺柱間接觸應力對凸型線設計的影響。
  12. 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,增大砂向進給速度和減小工件轉速,採用粗粒度砂有利於提高磨削矽片的材料去除率,砂向進給速度對材料去除率的影響最為顯著;適當增大砂轉速,減小砂向進給速度,採用細粒度砂可以減小磨削表面粗糙度;在其它條件一定的情況下,砂速度超過一定值會導致材料去除率減小,主電機電流急劇增大,表面粗糙度變差;採用比# 2000粒度更細的砂磨削時,材料去除率減小,矽片表面粗糙度沒有顯改善。
  13. The results show that the wayside noise increases 8db - 12db, if the train ' s velocity increase two times ; and increases 3 db, if the number of axles increase tow times ; and decreases 3db, if the distance far away from the track increase tow times damping loss factor increases, the wayside noise decreases ; coupling loss factor increase, the wayside noise increase

    預測結果表:列車通過時,在其他條件不變的情況下,列車速度增加一倍,軌輻射噪聲大約增加8db 12db ;列車數增加一倍,軌輻射噪聲大約增加3db ;預測點距軌道距離增加一倍,軌輻射噪聲大約降低3db 。
  14. The test results showed, that the test method accorded with the requests in engineering tests, that bearing vertical and horizontal loads can be tested in real - time

    試驗結果表:該方法滿足工程測試要求,能實時測試各支承負荷及其變化,可運用於現場進行汽發電機組承負荷在線監測。
  15. The equation can solve bearing load distribution in multi - support rotor - bearing system by generalizing. 200mw generator set, 300mw generator set and 600mw generator set were analyzed and computed. the results indicate that the values of numerical calculation have a good agreement with known performances

    本文分析了汽發電機組系的動力特性,建立了大型汽發電機組承負荷分配計算的矩陣方程,該方程可用於計算承的負荷,並用實例說了求解方法,該方程可推廣到求解多支承轉子?承系統的承負荷分配,對200mw機組、 300mw機組、 600mw機組進行了分析計算,結果表理論計算和實際情況一致。
  16. The temperature and stress field of wagon wheel under the condition of long ramp way cycle braking in daqin line have been simulated by using fem and axial symmetry model results indicate that high stress area appears on the wheel web, and the strength of wheel meets the requirement of routine operation under current braking condition

    摘要採用對稱模型和有限元方法,模擬了大秦線長大坡道循環制動條件下貨車車溫度和應力場,結果表高應力區出現在輻板上,現行制動條件下車強度滿足使用要求。
  17. Experiment of nc generative ultrasonic grinding of ceramic blade surface was carried out with the grinding spindle assembly, the experimental results show that the spindle assembly and driving control system work well

    採用研製的磨部件進行了數控展成超聲磨削陶瓷直紋面工藝試驗,試驗結果表部件及驅動控制系統運行良好。
  18. Results show that profit gained by incorporating the time delay between axles in the control laws designed with track spectrum information decreases rapidly with the enhancement of running speed, comparatively including track spectrum is more important in control law design of railway vehicle active suspension

    分析表,依據軌道不平順譜以及時延能實現最佳的控制性能;但隨著速度的提高,其相對于僅依靠軌道譜信息而設計最優控制規律的收益大幅下降;相對而言,鐵道車輛依據軌道譜信息設計主動懸掛控制規律非常重要。
  19. The result indicates that the two - terminal bracing structure is optimum for bearing load and gear mesh

    計算結果表:主動齒兩端支撐結構對承受力和齒嚙合最有利。
  20. The consequence proves that, the system has improved function, dependable running and handy manipulation, which improved the test quality and efficiency. it also has friendly interface and better direct view, can basically satisfy the requirements of standard test for the automobile ' s force of brake and the weight of its axles. it gained better social and economic benefits, which achieved the scheduled goal

    結果表,該系統功能完善、運行可靠,操作方便,大大提高了檢測精度與檢測速度,且系統軟體界面友好,直觀性強,基本滿足了汽車整車制動力及重量檢測標準的要求,獲得了良好的社會效益與經濟效益,達到了預定的目標。
分享友人