穩定加速器 的英文怎麼說

中文拼音 [wěndìngjiā]
穩定加速器 英文
steady accelerator
  • : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
  • : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 穩定 : 1 (使穩定) stabilize; steady 2 (穩固安定) stable; steady 3 (物質的性能不易改變的作用) stabi...
  1. Research show that wavelet varied - grid feature vector is characterized by high - stable and high - distinguish. based on this vector the apery cognitron has solved the harmony of single - classifier and multi - classifier and the harmony of multi - feature. the data shows that the recognition rate and reliability has been effective improve

    實驗數據表明,小波變網格特徵向量具有性高、區分性強的特點,基於此的智能字元識別機解決了單、多分類協調和特徵協調問題,在應用快二值化方法強處理實時性的同時有效地提高了車牌字元的識別率和識別可靠性。
  2. With the research object of overbank soft clay near the yiluo river, by means of pack drain to accelerate the consolidation of the soft ground and analysis of fourteen selected representative observation section, in the same time with the help of such testing apparatus as settlement plates, deflection inclinometer, piezometer, telescoping tube, my study not only evaluate the effect of pack drain ' s quickening up the consolidation of soft ground impersonalily and scientifically but also sum up the settlement disciplination of overbank soft clay after more than one years ? observation of settlement and stability continuously

    本文以伊洛河河灘相軟土為研究對象,利用沉降板、測斜管、孔隙水壓力計、分層沉降標等多種測試儀,選取14個有代表性的觀測斷面,進行了一年多的沉降與觀測。通過對觀測數據的分析,進而對袋裝砂井河灘相軟土固結效果進行了客觀、科學的評價,同時推算了沉降系數m _ s和固結度參數,並對河灘相軟土的沉降規律進行了分析。
  3. At the same time, on the basis of above results, the stability problem of the polarization of particle self - spin is discussed in irregular magnetic field of accelerator. the discovery that the low degree polarization system is very sensitive to the irregular magnetic field while the high degree polarization system is very stable is found. the irregular fluctuation of the vertical ponderance is complementary to that of the horizontal ponderance due to the self - spin conservation

    同時,在此基礎上,利用su ( 2 )代數動力學方程研究了中帶自旋離子的極化對磁場的含時無規擾動的性問題,發現:低度極化的系統對磁場無規擾動十分敏感,而高度極化的系統對磁場無規擾動十分;自旋守恆導致自旋的縱向分量的無規漲落和橫向分量的無規漲落存在著互補性。
  4. This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions

    首先對度計及其測試技術的發展歷史和現狀,液浮擺式度計的工作原理和數學模型等作了簡要的介紹,然後確了以二元調寬脈沖再平衡測試迴路為設計方案,並從控制理論的角度進行了分析,著重研究了系統中各部分的傳遞函數,利用系統開環傳遞函數分析了系統的性,同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、采樣約束以及測試精度等基本問題,並按照系統分析的結果設計了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生等測試系統各部分硬體電路,驗證了電路的正確性,最後按照測試系統的要求,採用了美國ni公司專為測試領域所開發的虛擬儀工具? ? labview作為測試軟體開發工具,利用該圖形化編程語言完成了測試系統軟體部分的設計,實現了測試功能。
  5. In this paper, the drive theory of the large ratio friction transmission is studied ; a new type elliptical cam wave generator is designed ; the large ratio friction transmission prototype is designed and manufactured ; based on the ansys finite element method software, structure of the elliptical cam is analyzed ; precision index of the manufactured large ratio friction transmission prototype, such as transmission accuracy, least step, stability of the least step, load capacity is measured by the absolute rotary encoder. by analyzing the measurement data and research content, it is think that the new elliptical cam wave generator could overcome a good many problems brought by processing errors, facilitate size precision adjustments, input moment can be achieved in the form of a pure force couple importing ; through this study, " the large ratio friction transmission prototype " could apply in practical engineering basically

    本文研究了大比摩擦傳動的傳動理論;設計了新型橢圓凸輪波發生,設計製作了大比摩擦傳動樣機;用軟體ansys對所設計的橢圓凸輪結構進行了有限元分析;用19位絕對式編碼測試了大比摩擦傳動機構的傳動精度、最小步距、最小步距的性以及帶負載能力等各項精度指標;對測量數據和研究內容進行了歸納和整理,認為新型橢圓凸輪波發生克服了工誤差帶來的諸多問題,新型橢圓凸輪波發生可以進行尺寸精度調整,能夠達到輸入力矩以純力偶的形式輸入;通過本項研究,基本可以使「大比摩擦傳動機構」在工程中得以應用。
  6. An intensity modulated fiber optic micro - accelerometer with a digitally feedback circuit is designed. this sensor employs a graded index lens with a reflective coating on one end and measures the relative displacement between the lens and a pair of optical fibers

    在本系統中設計了脈沖數字式再平衡迴路,使得該微型光纖度傳感和一般的光纖傳感相比,又具有動、靜態性能較好,精度、性較高等優點。
  7. According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d

    本文首先介紹了ld泵浦nd : yag激光的發展狀況、主要特性及其應用,從四能級率方程出發,推導了ld泵浦nd : yag激光的閾值、輸出功率和斜效率的表達式,並簡述了激光的工作原理、結構型式和倍頻方法;其次,以空間相關的率方程為基礎,提出了ld端面泵浦nd : yag激光的設計方法,給出了一泵浦耦合方式下,振蕩光模尺寸、最佳輸出耦合率、泵浦光模尺寸、泵浦光焦斑位置等參數的選取依據,以此為依據,設計了自聚焦透鏡耦合小功率ld泵浦nd : yag激光和透鏡組耦合高功率ld泵浦nd : yag激光,對激光的輸出功率和功率性等特性進行了實驗研究;再次,在帶尾纖輸出的高功率ld泵浦nd : yag激光腔內插入一隻空液晶盒,觀察到了激光以單縱模運轉;最後,根據泵浦光焦斑端面位置對激光輸出功率的影響規律,提出了ld端面泵浦nd : yag激光位移傳感新方法,並進行了理論和實驗研究,研究結果表明:當激光晶體內泵浦光平均光斑半徑遠小於振西安理工大學碩士學位論文蕩光束腰半徑時,激光輸出功率的自然指數與泵浦光焦斑的縱向位置成高斯變化規律,測量范圍和靈敏度依賴于泵浦功率,隨著泵浦功率的增,測量范圍擴大,靈敏度提高,當端面泵浦功率為7 . 24w (最大輸出功率為1 . 926w )時,激光位移傳感的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。
  8. The technology demand of control method is : the rising time must be short, the temperature over the setting point must be small and the temperature must be able to keep steady

    該演算法用於對注塑機料桶進行控制,要達到的技術要求是快升溫、超調小和保溫。
  9. Besides, scan rate and cycle period also affect the result ; co - deposition of dualistic oxide is a focus of research, as an element in the same group, ir is selected. deposition rate of composition is decreased by the adding of ir composition, and when the proportion of ir exceeded 50 %, composition procession can be ceased. but cooperation of ir and ru oxide can highly increase the specific capacitance of active material ; annealing treatment under a certain temperature can help to change the hydrate ru composition into mixture state ru oxide, accordingly increase the stabilization of active material

    研究表明:電解液的配製過程中,氯化釕濃度、溶液ph值、陳化時間、溶液溫度對電鍍效果均有影響,其中溶液ph值是最主要的影響因素;在儀的使用條件探索中,理論結合實驗確了本電鍍液體系循環伏安電勢窗的理想范圍,並發現循環伏安掃描度和掃描周期對電鍍結果也有較大影響;混合氧化物的共沉澱是目前研究熱點,在此選用與釕同一族的銥作為共沉澱元素,銥的入會阻礙氧化物的沉積度,銥的比例超過50 %會使沉積作用停止,但是二元氧化物的協同作用使沉積的活性物質比容量大大提高;一溫度下退火后處理作用會使水合釕化物轉變成混合價態的氧化釕,從而提高活性物質的性。
  10. The stator of aceg is connected to the grid and the three symmetrical excitation windings in the rotor are fed by converter. the magnitude and frequency and phase and phase sequence of excitation voltage can be controlled, so the magnitude and position of excitation mmf as well as the speed of rotor can be controlled. therefore, acegs have superior performances by contrast with conventional synchronous generators and induction generators, such as upstanding stability, power generation of variable speed constant frequency ( vscf ), adjusting active power and reactive power independently, and absorbing lag reactive power deeply

    交流勵磁發電機的基本結構與繞線式異步電機相同,其子側接電網,轉子上採用三相對稱分佈的勵磁繞組,由變頻提供對稱交流電勵磁,且勵磁電壓的幅值大小、頻率、相位、相序都可根據要求以控制,從而可以控制發電機勵磁磁場大小、相對于轉子的位置和電機的轉,使得交流勵磁發電機具有良好的性及轉適應能力、獨立的有功與無功調節能力和較強的進相運行能力,性能超越傳統同步發電機和感應發電機,因而有著廣闊的應用前景。
  11. This paper takes a high quality servo motion controller as the core component. it discusses the track interpolation control principle, its algorithm and develops various sub - programs by dynamic link libraries. first, it designs a nonlinear pid controller based on those sub - programs to solve the contradiction between stabilization and quickness in order to improve the controlling effects

    本論文以高性能伺服運動控制為核心元件,在論述軌跡控制的插補原理及其演算法實現流程並使用動態連接庫編制出各種插補功能子程序的基礎上,首先設計了一種非線性pid控制,以克服性和快性之間的矛盾,達到改善控制效果的目的,並通過模擬實驗對其響應效果以驗證。
  12. With regard to the flow regulation of the best - effort traffic, the controllable traffic in high speed computer communication networks, the present paper proposes a novel control theoretic approach that designs a proportional - integrative ( pi ) controller based on multi - rate sampling for congestion controlling. based on the traffic model of a single node and on system stability criterion, it is shown that this pi controller can regulate the source rate on the basis of the knowledge of buffer occupancy of the destination node in such a manner that the congestion - controlled network is asymptotically stable without oscillation in terms of the buffer occupancy of the destionation node ; and the steady value of queue length is consistent with the specified threshold value

    本文從控制理論的角度出發,針對計算機高網際網路中最大服務交通流即能控交通流的調節問題提出了一種基於多率采樣的具有比例積分( pi )控制結構的擁塞控制理論和方法,在單個節點的交通流的模型基礎上,運用控制理論中的系統性分析方法,討論如何利用信終端節點緩沖佔有量的比例積分的反饋形式來調節信源節點的能控交通流的輸入率,從而使被控網路節點的緩沖佔有量趨于;同時使被控網路節點的隊列長度逼近指的門限值。
  13. The new unit has following technical features : ( 1 ) the unit ' s load is balanced by means of the accumulator and hydraulic cylinder with special structure ; ( 2 ) the installed power of the unit can be reduced greatly by adopting the accumulator ; ( 3 ) variable frequency speed regulation ensures good energy saving effect, and the closed oil circuit requires less hydraulic oil ; ( 4 ) a bi - directional hydraulic lock in the oil circuit ensures the stability and safety of the operation of the pumping unit

    新型機具有4個技術特點: ( 1 )由於活塞柱塞式液壓缸的特殊結構和液壓蓄能的配合使用,在平衡抽油機大部分載荷時,不需另外增配重,可減小抽油機體積、質量和佔地面積; ( 2 )抽油機下沖程時,與活塞柱塞式液壓缸相連接的蓄能吸收能量,上沖程時儲存在蓄能中的能量補充載荷上行所需的能量,大幅度降低抽油機裝機功率; ( 3 )利用變頻容積調節能效率高,閉式油路節省液壓油,同時大大減小液壓泵站的體積; ( 4 )在閉式油路中採用雙向液壓鎖可使抽油機的啟停更、迅,其工作的性和安全性更好。
  14. According to the actual situation and performance requirements, how to impair the influence of the disturb torque and the uncertainty of the system object model and how to improve stabilization and tracking accuracy are the principal difficulties in this paper. to solve these problems, a method by using mutative - plus and high - order compensation is brought forward and design by adopting h mixed sensitivity method in the velocity loop, then the weighting function selection is discussed, and the concrete selection principles are given in details

    根據本系統的實際工作情況和性能指標要求,通過分析指出,如何克服機(艦)載條件下干擾力矩的影響及系統對象模型的不確性是本系統中提高精度和跟蹤精度要重點解決的問題,針對這一問題,提出了在環採用變增益的串聯高階校正設計控制和利用h _混合靈敏度方法進行控制設計的方法,詳細討論了權函數選擇的問題。
  15. Under different conditions, for example, with variable additional resists or system parameters, the system applies the variable structure controller to adjust the speed system with train. the results of simulation show the variable structure control can achieve a fast response, high stability under parametric variations and disturbances, with no overshoot. additionally, it has stability for the adjustment speed of atcs and provides the comfortable speed, for the travelers, and improves the system performance

    採用變結構理論分析在不同情況下,如附阻力變化,系統參數變化等,模擬滑模變結構控制控制的列車自動調控制系統,模擬結果表明,滑模變結構控制的列車自動調控制系統能實現度響應快、無超調,系統對參數的攝動和外部干擾不敏感,實現列車自動控制系統的度調節的性,保證旅客的舒適,改善了系統性能。
  16. Speed system - a foot - operated system that increases a paraglider ' s airspeed and decreases its stability. normally, never applied fully unless the conditions are calm

    (系統)可以使飛行者飛行時增飛行空(相對減少飛行傘性)之用腳操作之系統。通常情況下是不太會使用到,只有在天氣情況改變下使用。
  17. In order to evaluate reliability of the devices under thermal stress condition, we took some high temperature storage experiments and combination experiments of temperature and electricity. we found that the device characteristic parameters fluctuated under the thermal stress conditions

    為了考察件的熱性,我們還對件進行了熱應力(即高溫存貯)以及熱電組合應力實驗,發現熱應力使件特性參數發生波動與漂移,熱電組合應力進一步件的退化。
  18. The sub - title reflects the basic points of the paper, that is, growth is the first goal in financial policy in developing countries. fair distribution and economic stableness are very important to the development, and sometimes they are first considered. however, financial policy acts as " accelerator " in economic development in developing countries

    副標題所強調的是本文的基本觀點,即本文把增長視為發展中國家財政政策優先考慮的目標,盡管公平分配、經濟對于發展來說也很重要,甚至在一時期,也可能把公平分配或經濟放在政策考慮的優先位置,但就整個發展過程而言,發展中國家的財政政策始終發揮著增長「」的作用。
  19. Sophisticated : with an improved centrifugal force and mounting of the mixing accelerator, a more sophisticated result can be acquired

    智能型:攪拌的向心力,使運行更智能化。
  20. Repetitive pulse power supply can work stabilize under the repetitive of 100hz, which totally meets the requirements of the accelerator

    重復頻率脈沖電源在100hz的重復頻率下能夠運行,完全實現了與整機的配套。
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