穩定調速器 的英文怎麼說

中文拼音 [wěndìngdiào]
穩定調速器 英文
stable governor
  • : 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...
  • 調 : Ⅰ動詞1 (配合得均勻合適) harmonize; suit well; fit in perfectly 2 (使配合得均勻合適) mix; adju...
  • : 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
  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、多分類調和特徵協調問題,在應用快二值化方法加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. In the positioning servo - system, which generally is configured by the d. c. pulse width modulator ( pwm ) velocity governing system and position servo - loop, the parameter perturbance of pwm velocity loop really exist by reason of such as the load behavior ; power voltage supply ; operating setting value, etc. 1, 2 , and it cannot be ignored. by using the identification technique to form the mathematical model of the system, authors have confirmed the facts. therefore, to design the discrete sliding mode controller ( dsmc ) of the positioning servo - system, the perturbed parameters value bounds of the pwm velocity loop, which is as the controlled plant of position servo - loop, should be accounted. consequently, the design principle of dsmc for accounting system with parameter perturbance is proposed by the authors. the proposed method can ensure the stability of system with parameter perturbance and the behavior of non - overshoot, fast precise positioning. in order to reveal the effects of the design method, the comparative research work is done by the authors. also, it has been tested in an industrial experiment, the results proved it is satisfactory

    由直流脈寬調系統( pwm )和位置環構成的位系統中,度環的參數隨負載特性;電網電壓;給工況而攝動是不容忽視的.作者通過系統辨識建模也證實了這一事實1 , 2 .因此在設計位置環的離散滑模控制時,必須針對度環(即位置環的控制對象)的參數攝動范圍採用「對象參數攝動離散滑模控制的設計方法」 ,以確保系統在參數攝動時的性和快、無超調、準確位的優良動態品質.為剖析該設計方法的控制效果,本文作了對比性研究,並將該設計方法用於工業試驗中,取得了滿意的結果
  3. 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

    首先對加度計及其測試技術的發展歷史和現狀,液浮擺式加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。
  4. Static and dynamic trial experiments indicate that the system, not only can well simulate the prime governor and self _ equilibrium characteristics of a prime mover with its simple hardware line, small size and versatility, but also can highly improve the whole system ' s control precision, reliability and stability when compared with the system design of the analogy circuits

    靜態、動態測試實驗表明:該控制系統,不僅硬體線路大為簡化、體積小、通用性強,能夠很好地實現對原型調及原動機自平衡特性的模擬,而且與模擬電路的設計方案相比,整個系統的控制精度、可靠性和性等大幅度提高,具有明顯的優勢。
  5. Further investigated and analyzed composition structure and flow data that dsa ' s formation of image is systematic at first in this paper, carried on intact summing up to the data in the system, having given out the plan of design of high speed and large capacity data channel of digital formation of image system of x - ray ; deeper discussion of control way on sdram, give solution that many pieces of sdram works togetherses of realizing heavy capacity, designing of heavy capacity deposit board realize storing at a high speed to vision data by frame on the basis of this ; through further investigations of interface of pci bus, optimize back end state machine design and urge procedure making with lower, giving intact pci interface scheme that realize high speed dma data transmission and satisfy request of video transmitting ; further investigate the figure systematic design method of programmable logic devices, due to the difficult point of drifting about of enabled signal in fifo in common use and setting up and keeping of output signal, method has been proposed of improving stability of system making use of signal utilizing the phase locking ring in fpga to offer a lot of clocks to move thus realize coordinating the data between every module of system to transmit at a high speed by making use of fifo

    本文首先對數字減影血管造影( dsa )成像系統的組成結構和數據流向進行了深入研究和分析,並對系統中的數據流向進行了完整的歸納和總結,給出了x線數字成像系統中的高大容量數據通道的設計方案;在對sdram的控制方式做了深入探討后,給出了實現大容量多條sdram共同工作的解決方案,在此基礎上設計了大容量幀存板實現對圖象數據進行高存儲;通過對pci總線介面的深入研究,優化後端狀態機設計和低層驅動程序開發,給出了完整的pci介面方案實現高dma數據傳輸,完全可以滿足視頻傳輸要求;深入研究了基於大規模可編程件的數字系統設計方法,針對通用fifo使能信號漂移、輸出數據難于建立和保持等設計難點,提出了利用fpga中的鎖相環提供多個時鐘相移的信號來提高系統性的解決方案,從而實現利用fifo來協調系統各模塊之間的數據高傳輸。
  6. Lithium niobate ( linbo3 ) has been studied and documented extensively for over three decades because of its good electro - optic coefficient and acousto - optic coefficient, its ease of processing, and its environmental stability. it is readily available commercially and is the material of choice for external modulators in long - distance high - bit - rate systems up to l0ghz

    Linbo _ 3已經被廣泛的研究了三十年,由於它具有高的電光系數和聲光系數,工藝簡單,材料環境等優點, linbo _ 3材料集成光子件已經應用到實際光網路中,已經成為遠距離高網路系統( 10ghz以上)的外調優先選用的材料。
  7. The paper initiated electroabsorption modulator replacing the conventional model of sampling optical source and high - speed photonic switching. the novel approach greatly simplified the sampling system and improved the stability and reliability. it has been validated in experiment

    首次提出採用電吸收調代替常規的「取樣光脈沖源高光子開關」的取樣組合,大大簡化取樣系統的結構,提高取樣系統性和可靠性,並進行了實驗驗證。
  8. 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加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。
  9. The main function of a governor is to monitor the speed deviation of a hydro turbine unit and convert it into the displacement deviation of the servomotor according to a specific characterisic. it is used to control the opening of the guide apparatus and to ensure the unit run steadily at fixed speed under a given load

    調的主要功用是檢測機組轉偏差,並將它按一特性轉換成接力的行程偏差,藉以調整機組導水結構的開度,使機組在給的負荷下以給的轉運行。
  10. 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加熱進行控制,要達到的技術要求是快升溫、超調小和保溫。
  11. As the basic work of the designing and evaluating of fuzzy gpss, the mathematic models of simple hydro - electricity system stability analyzing and controlling are founded and summarized which include the linearized model of hydraulic system - hydoturbine based on the linearized model of hydraulic system considering elastic water hammer and the linearized model of francies turbine, two different linearized model of single - machine infinite - bus system ( k1 - k6 model and c1 - c12 model ), the nonlinear model of single - machine infinite - bus system based on three - order model of synchronous generator, the model of exciting system and the model of governor

    作為設計和評價水電機組模糊gpss的基礎,本文歸納建立了簡單水電系統分析與控制的數學模型,它包括:計及彈性水擊的水力系統線性化模型、混流式水輪機線性化模型以及在此基礎上的水力系統?水輪機線性化模型;單機無窮大系統兩種詳細程度不同的線性化模型,即k _ 1 - k _ 6模型和c _ 1 - c _ ( 12 )模型;基於同步發電機三階模型的單機無窮大系統非線性模型;勵磁系統和調模型等。
  12. The outcome shows that such digital electronic speed governor is in possession of stable timing rate of 1. 0 % and instantaneous timing rate of 6. 2 %. and it is worth a wide popularization for its simple structure and low cost

    在對hondagx31汽油機進行了大量試驗后結果表明:在標6000r min時,該電子調可以達到1 . 0的調率和6 . 2的瞬態調整率,優于國家標準的要求。
  13. Giving paper department adopts a single board to adjust the sending paper specification continually. distances between papers are adjusted by the import segmentless adjustor and vibrant engine is set to make the sending department more stable. the inputting department adopts the single stopping machine function. the whole machine adopts the import transducer to run this machine is suitable for the outer colored packing boxes and wine boxes and medicine boxes and outer packing boxes of different sizes

    給紙部單板操作,調節快簡便,進口無段調調整進紙間距,另配備振動電機使輸送部更,進紙部單獨停機功能,整機採用進口變頻運轉,該機適用於彩盒外包裝箱及大規格酒盒、藥盒、外包裝箱。
  14. On the basis of investgation on the related literature of electronic speed governor at home and abroad, this proper control parameters are obtained through the experimental research of the pid digital control parameters with the orthogonality method and through the analysis of the speed change of gasoline engine rev. the electronic speed governor designed hereby performs its controlling fuction through programs, the stable rev and static timing rate of which are also set and controlled by software, has, therefore large universality and function flexibility. so for different types of gasoline engines, the obtainment of relevant parameters and the designing of relevant programs suffice to realize the control functions of the electronic speed governor

    本文在分析研究國內外有關電子調的基礎分析方法及其研究狀況的基礎上,採用pid數字控制,並用正交試驗方法對pid數字控制的控制參數進行試驗研究,得到了合適的控制參數。所設計的電子調是靠控制軟體來實現調節和控制功能,調率等都可以進行程序設控制,具有很強的通用性和功能擴展能力。對不同型號的汽油機,只要經試驗取得合適的控制參數,編制出相應的控製程序,就可以使用此電子調進行轉控制。
  15. Presently, most microcomputer governors adopt pid control law. the traditional pid control law cannot deal with the conflicts of stability, accuracy and speediness. so parameters auto - tuning on - line must be adopted if stable operations under all conditions wanted to be guaranteed

    目前的水輪機微機調普遍採用pid調節規律,傳統的pid控制無法解決性、準確性和快性之間的矛盾,要保證系統在各工況下運行,必須採用參數在線自整技術。
  16. As for existing mechinic speed governors, the problems are its poor accuracy and large time consumption to achieve stable state

    現在小型汽油機上普遍使用的機械調存在調節精度較低、時間較長等缺點。
  17. According to the present problems and developing tendency of hydraulic turbine governor, four main issues of this field are studied in this paper. the content include hydraulic control system, frequency measurement unit, stability of the discrete control system, optimization of control parameters and self - adjusting pid control strategy based on fuzzy logic. several main achievement and results are obtained and shown as follows : the electric - hydraulic pilot valve driven by step - motor is firstly proposed, which solves the problem that the electric - hydraulic converter of hydraulic turbine governor hydraulic servo is prone to be stuck and blocked and improves the systemic stability greatly

    本文根據水輪機調節領域存在的問題和發展趨勢,對水輪機調的液壓控制系統、頻率測量環節、離散調節系統性與調節參數最優整以及適應式參數自調整pid控制策略進行了研究,得到以下主要成果和結論:首次提出了採用步進電機驅動的步進式電液引導閥,從根本上解決了水輪機調電液隨動系統中存在的電液轉換元件發卡、堵塞問題,使電液隨動系統的可靠性大大提高。
  18. In this thesis, by the summarizing and analyzing about the present stability control study state of synchronous generator unit, it is achieved that the governor pss ( gpss ) is more suitable for the stability control of multi - machine system because of its better decoupled character than conventional pss ; the intelligence control theory is more reasonable than conventional methods to design the hydro - generator unit gpss because of the uncertainty of mathematical model of hydro - electricity system caused by intense nonlinear character and time - variant operating mode of hydro - turbine and water - hammer effect of hydraulic system

    本文對同步發電機組控制的研究現狀進行了綜述和分析。認為:與常規pss相比,調側pss ( gpss )具有良好的解耦特性,更宜用於多機系統的控制;由於水輪機特性的強非線性、工況的時變性以及引水系統的水擊效應所導致的水電系統數學模型的不確性,採用智能控制理論設計水電機組gpss較常規設計方法更為合理。
  19. Based on it, a new - style step - type electric - hydraulic servo is developed which simplifies the structure and improves the reliability of the governor, and the mathematical model and its stability control equation are obtained

    在此基礎上,提出一種全新的步進式電液隨動系統,使調整機簡單可靠;同時在建立該隨動系統數學模型的基礎上,得出了其性控制方程。
  20. This is one kind project of hardware multiplexer based on the high - performance system on a programmable chip ( sopc ). in the project author integrate with the software and the hardware on a field programmable gate array ( fpga ), not only simplifying the overall system design, moreover realizing stably, high speed, low cost multiplexer ’ s design. the dissertation carry on three verification step that include function verification 、 time verification and prototype verification to guarantee each ip can work normally to satisfy the system performance requirement. then author introduce the realization of the multiplexer in detail, as well as the test and the debugging questions met in practice and solution of the questions

    本方案是一種基於可編程片上系統( sopc )的硬體復用設計方案,其特點是將系統的軟體和硬體集成在一款現場可編程門陣列( fpga )上,使用該方案不但簡化了整個系統,而且實現了、高、低成本的復用設計。對系統中各個功能模塊的整合和驗證採用功能模擬、時序模擬、原型驗證三個步驟進行,保證系統中各個功能模塊可以正常工作,並滿足系統的性能要求。然後詳細介紹了復用的實現,以及測試和調試中遇到的問題及解決方法。
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