特種計數器 的英文怎麼說

中文拼音 [zhǒngshǔ]
特種計數器 英文
special counter
  • : Ⅰ形容詞(特殊; 超出一般) particular; special; exceptional; unusual Ⅱ副詞1 (特別) especially; v...
  • : 種名詞(姓氏) a surname
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  • : 數副詞(屢次) frequently; repeatedly
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 特種 : special type; particular kind特種編碼 specific coding; 特種兵 special soldier; special troop; 特...
  • 計數 : count; tally; counting計數卡 numbered card
  1. This thesis described fuel management system theory and system reliability design to set forth system fuel management general design thought. many technical details are discussed in the thesis such as : fuel quantity measurement, fuel mass character calculation, fuel density measurement, the accuracy of fuel quantity measurement, the optimum location of fuel gauge probes in the fuel tank. the author brings forward a new method which is based on the software of catia to calculate fuel mass character

    本文對燃油管理系統的工作原理和可靠性設等問題進行研究,以明晰燃油管理系統的總體設思路;並對字式燃油量測量、燃油質量算、燃油密度測量、提高燃油量測量精度的措施、油箱油量傳感安裝位置優化等具體技術展開研究;提出了一基於catia軟體的燃油質量算方法;論文最後探討了燃油管理系統的未來發展方向。
  2. The three - order modulator has a 2 - 1 cascaded structure and 1 - bit quantizer at the end of each stage, the modulator is implemented with fully differential switched - capacitor circuits. and then, the discussion will begin by exploring the design of various circuit blocks in the modulator in more detail, i. e., ota, switched - capacitor integrator, quantizer, two - phase non - overlapping clock signal, etc., at the same time, these circuits will be simulated in spectre and hspice. at last, the whole cascaded modulator will do behavioral level simulation by matlab soft and simulink toolbox

    本論文中,首先介紹模轉換的各的意義,以及一階sigma - delta調制和高階sigma - delta調制的原理;給出解決高階單環sigma - delta調制不穩定性的方案,引入級聯結構調制別針對級聯結構調制中的失配和開關電容積分的非理想性進行詳細的討論;本設的sigma - delta調制採用2 - 1級聯結構和一位量化,調制採用全差分開關電容電路實現;同時對整個調制的各個模塊進行了電路設,包括跨導放大、開關電容積分、量化、兩相非交疊時鐘等,並利用hspice和spectre模擬工具對這些電路進行模擬測試;最後,利用matlab軟體和simulink工具對整個級聯調制進行行為級模擬。
  3. Based on perspective model, it was proposed that drawing camera inner parameters with physics method ; in image processing, especially the particularity of robot object localization and tracking, it was proposed that several effective methods of image smoothing and sharpening, edge detection, boundary tracking ; at the same time, in order to complete object recognition, we introduced the methods of drawing object character parameters ; in object image matching, two kinds of effective object matching arithmetic was proposed ; based on the principle of object 3d information restoration, we proposed two kinds of arithmetic of 3d coordinate restoration of object feature points, and completed object movement parameters estimate and object tracking and prediction, and presented experimental result

    以透視成像模型為基礎,提出了用物理方法來提取攝像機內部參;從圖像處理角度出發,針對機人目標定位與跟蹤的殊性,提出了幾行之有效的圖像平滑、銳化、邊緣提取以及邊界跟蹤的方法;同時,為了完成目標的識別,介紹了目標徵參的提取方法;在目標圖像匹配上,提出了兩快速有效的目標匹配演算法;基於目標深度信息恢復原理,提出兩目標徵點三維坐標恢復的方法,同時完成了目標運動參和目標的跟蹤與預報,並最後給出了實驗結果。
  4. Abstract : it provides a kind of new nonlinear integrator and its mathematical model. its frequency responses is disscussed by the harmonics linearization method. its phase lag is found to be only 27. 6, all high order harmonics are very small, and it is very resistant to disturbances. by using it, an two - objective optimum control system is designed. it has very good control performances and will have good prospects in application

    文摘:提出一新型的非線性積分,給出它的學模型,並用諧波線性化原理討論它的頻率性,其幅頻性起積分作用,而相位滯后僅27 . 6 ,高次諧波分量小,抗干擾能力強.應用這積分了一個雙目標優化的二次優化系統.模擬結果表明,系統的控制性能好,具有廣泛的應用前景
  5. The fourth chapter provides all kinds of performance parameters and design demands about the special full color lcos helmet micro display

    第四章闡述了彩色lcos頭盔微顯示的相關性能參指標與設要求。
  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,通過比較闡明了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輪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別引人注目的幾個量- -轉子角、轉子轉速、發電機q軸電勢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出大型汽輪發電機的非線性綜合控制及機端電壓最優控制,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+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和基於二次型性能指標設的最優快控汽門(考慮發電機的飽和因素)進行了對比,證實了採用此控制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. Based on the analysis of the kinetic track of the scallion during planting, basic relationships ' among the characteristic parameters of the transplanter with two flexible metal disks, including the velocity of the transplanter, the rate of transplanting, the spacing between seedlings, the angle of releasing seedlings, the diameter and length of seedlings, have been set up in this paper, and then a mathematic model of optimum design for the transplanter with the final planting angle of seedlings ( y = 90 ) has been formulated and solved with good results. according to the optimum solutions, a new type of transplanter with two flexible metal disks has been developed and the field tests of the transplanter have been conducted

    為了實現大蔥機械化移栽,作者分析了國內各移栽機的結構點,確定了以撓性圓盤式栽植為研究對象,在分析撓性圓盤式栽植的運動軌跡和徵參的基礎上,完整地確立了撓性圓盤式移栽機的基本參:栽植頻率、栽植株距、機組前進速度、輸送帶上秧槽的間距、撓性圓盤半徑、撓性圓盤的轉速、夾苗株以及傳動比之間的相互關系,並建立了以蔥苗栽植傾角= 90為目標的優化設學模型,提出了撓性圓盤式大蔥移栽機的優化設方法。
  8. Monte carlo is a method that approximately solves mathematic or physical problems by statistical sampling theory. when comes to bayesian classification, it firstly gets the conditional probability distribution of the unlabelled classes based on the known prior probability. then, it uses some kind of sampler to get the stochastic data that satisfy the distribution as noted just before one by one

    卡羅是一採用統抽樣理論近似求解學或物理問題的方法,它在用於解決貝葉斯分類時,首先根據已知的先驗概率獲得各個類標號未知類的條件概率分佈,然後利用某抽樣,分別得到滿足這些條件分佈的隨機據,最後統這些隨機據,就可以得到各個類標號未知類的后驗概率分佈。
  9. This paper describes the designing principle and method of hardware and software of this system, especially discusses the precise control of the temperature and pressure in theory. we adopted the new method of intelligent pid parameters auto - tuning - - relaying pid auto - tuning. this kind of parameters auto - tuning technique fully abandons the operation of modeling and sub - modeling, and directly tune the parameters by investigating the close - loop capacity

    論文就該系統的硬體設原理、軟體設原理作了論述,別對溫度和壓力的精確控製作了理論上的研究,採用了新型的智能pid參自整定策略? ?繼電型pid自整定,這控制自整定技術完全摒棄了建模與建子模的運算,通過對閉環性能的測試,直接進行整定參的操作。
  10. Although there have been many application instances in the field of input / output device technology, we need an specific project and technology route aimed at an given application. in this thesis, we combine the introduction and analysis of relative technology to describe the accomplishment of a coordinate collecting device which is based on incremental rotary encoder. this device is an specific device applied to collect the corrdinate displacement of ground image ’ s three - dimensional model created by full digital photogrammetric station. cpld chip and vhdl are applied in this device to carry out the following work : phase control of the electrical pulse created by incremental rotary encoder, counting the number of electrical pulse, controling the state of signal processing circuit, exchanging data between this circuit and pci control

    本文結合相關技術的介紹和分析,描述了一個基於增量式旋轉編碼的坐標參量採集介面卡的實現,此介面卡是一用於採集全字攝影測量系統地面影像模型坐標位移量的專用設備,該設備採用cpld件和vhdl語言實現增量式旋轉編碼的脈沖信號鑒相和、信號處理部分的狀態控制以及和pci總線晶元ch365之間的據交換和通信功能,同時該設備的驅動程序基於wdm模式,並且配置有結構良好的動態鏈接庫程序作為系統軟體和驅動程序之間的據和控制交互中間介面,能夠方便地運行在windows98 / 2000 / xp操作系統平臺上,具有實時性強、工作穩定、通用性較好和性價比高等點。
  11. During the design of vxi - bus serial controller module, the functions of vxi - bus including time - sequence for vxi interface, resource management, interrupt process, bus arbitration, are accomplished. to advance the performance and stability, the fpga technic is used to implement the kerneled code including serial bus time - sequence switching to vxi interface time - sequence, the uart, the parameterized baud generator and “ pipeling frame ”. the handle type of data transfer bus for vxi - bus is researched thoroughly, and the format of serial data transfer is designed

    在vxi總線串列控制中,實現了vxi總線控制的基本功能,包括vxi總線介面時序、總線仲裁、超時處理等;同時利用先進的fpga技術實現了串列總線時序向vxi總線時序的轉換、通用異步收發( uart ) 、參化波率發生、流水線結構等功能模塊;在設中還深入研究了vxi總線據傳輸的各操作類型,制定了串列據傳輸的編碼格式。
  12. While working in offline ( no pc ) mode, additionally to normal transducer, it has soft - startup function and fast - stop function. and the input of frequency and voltage - coefficient is optional. while working in online mode, additionally to working in offline mode, it can process, display, save and load waveform, which is specialty of computer

    脫機工作(無pc )時,它除具有一般變頻功能外,還具有軟啟動功能、頻率和電壓輸入源可選、急停功能等;在聯機工作時,除具有脫機工作的全部功能外,還具有算機有的圖形處理、顯示、存取能力,包括瞬態波形、各動態過程曲線等。
  13. In this system, mean velocity pipe is applied to transform the air velocity signal into pressure difference signal, and then the pressure difference signal is input into pressure difference transmitter to realize the transform of the pressure difference signal from non - electricity signal to electric current, and through the resistance in the corresponding sampling circuit the electric current is transformed into voltage signal ; the thermocouple is used as the primary element to realize the transform from temperature signal to the voltage signal ; under the control of communication agreement module, diversified voltage signal is transported into computer by way of a / d conversion module, and then the monitoring software compiled beforehand is transferred to deal with all the voltage signals relatively, the result of which is conveyed to relative interface to display

    該裝置具有三個點:一是採用表面式測溫方法,有效地減少了元件的維護與損耗;二是採用工業控制算機及信息就地採集、據總線傳輸的方式,充分利用算機和據自動採集方面的技術,實現各的在線測量,監測指標全面,能與dcs系統聯用,具有技術先進性和一定的前瞻性;三是採用顯示配工業觸摸屏的顯示方式,為現場運行人員提供了簡單、易學、方便的操作模式。本裝置自2001年8月投入運行以來,有效地幫助、指導運行人員進行燃燒調整,對于鍋爐和機組的安全、經濟運行發揮了重要作用。
  14. When dicussing reliability design and reliahbaiiy ensuring methods, a new reliability calculating model of petroleum logging tools is presented, reliability assurimg technologies should be taken in petroleum logging tools and their using approaches are presented and stated from electricity design and mechanical design, reliability system model of petroleum logging tool is set up according to the latest reliability theory, reliability indexes of petroleum logging tool and their acquiring ways are discussed, the reconmended reliability indexes ( mwture, nolwnm, mtbf, mttf ) of petroleum logging tool are presented : the mean working time under rated error ( mwture ) of the new tool is obtained through experiments. when studying data processing methods, the property of gamma - ray signal is stated and the type of it ' s measuring error is examined using statistical method, the basic theory of digital filtering and the basic situation of digital filtering methods are introduced and analyzed, the factors affecting digital filtering effect to gamma - ray signal and the effect of digital filtering to logging curve are analyzed, the evaluting criteria ( rvi, rmse, sfi ) of digital filtering effect are set up from two aspects, named as real value acquiring of steady section and the formation boundary checking and processing, the related filtering methods and examining methods are given out. the design methods of digital filter used to process gamma - ray signal are discussed, the mixed filtering scheme of natural gamma - ray log is presented, the realization ways are discussed. the selective filtering system and it ' s realization flow are given out through quantitive reseaching to part of digital filters, three new filtering sheme will be used to process gamma - ray signal in era2000 logging system

    在探討可靠性設與可靠性保障技術時,提出了石油測井儀的可靠性算新模型,從電氣和機械兩個方面,提出並闡述了應採用的可靠性保障技術及其使用方法:根據最新可靠性理論,建立了石油測井儀的可靠性系統模型,探討了石油測井儀的可靠性指標及其獲取途徑,提出了推薦使用的石油測井儀可靠性指標( mwture , nolwnm , mtbf , mttf ) ;通過試驗,得到了所設的穩定工作時間( mwture ) 。在研究據處理方法時,闡述了伽瑪信號的徵,對測量誤差類型進行了統檢驗;介紹了字濾波的基本理論、字濾波方法的概況,並進行了分析;對伽瑪信號字濾波效果的影響因素及其對測井曲線的影響進行了基本分析;從獲取平穩段真值、地層邊界的檢測與處理兩個方面,建立了字濾波效果的評價準則( rvi , rmse , sfi ) ,給出了相應的字濾波方法及效果評價方法;探討了自然伽瑪信號字濾波的設方法,提出了適合自然伽瑪測井的混合濾波方案,探討了混合濾波方案的實現途徑;通過對部分字濾波方法的定量研究,給出了靈活可選的字濾波系統構成及實現流程;提出的三濾波方案,將用於era2000成像測井系統,對自然伽瑪測井據進行濾波處理。
  15. On - line monitoring of hvcb is the precondition of predicting maintenance, is the key element of reliable run, and is the important supplement to the traditional off - line preventive maintenance in fact, the faults are made by hvcb, no matter in number or in times, is over 60 % of total faults so it has determinative importance for improving the reliability of power supply and this can greatly decrease the capital waste used by - dating overhaul in this paper, the inspecting way of hvcb mechanism characteristic is discussed the concept of sub - circuit protector is presented, the scheme that we offered has been combined with sub - circuit integrality monitoring theory, to ensure that it has the two functions as a whole according the shut - off times at rated short circuit given by hvcb manufacturer, the electricity longevity loss can be calculated in each operation, and the remained longevity can be forecast too an indirect way for calculating main touch ' s temperature by using breaker shell temperature, air circumference temperature and breaker ' s heat resistance is improved in this paper, and main touch resistance can be calculated if providing the load current msp430, a new single chip microcomputer made by ti company, is engaged to develop the hardware system of the on - line monitoring device, and special problem brought by the lower supply voltage range of this chip is considered fully

    高壓斷路所造成的事故無論是在次,還是在事故所造成的停電時間上都占據總量60以上。因此,及時了解斷路的工作狀態對提高供電可靠性有決定性意義;並可以大大減少盲目定期檢修帶來的資金浪費。本文論述了斷路機械性參監測方法;提出了二次迴路保護的概念,並將跳、合閘線圈完整性監視和二次迴路保護結合起來,給出具有完整性監視功能的二次迴路保護實現方案;根據斷路生產廠家提供的斷路額定短路電流分斷次算每次分閘對應的觸頭電壽命損耗,預測觸頭電壽命;提出根據斷路殼體溫度和斷路周圍空氣溫度結合斷路熱阻來算斷路主觸頭穩態溫升的方法,並根據此時的負荷電流間接算主觸頭迴路的電阻;在硬體電路設上,採用美國ti公司最新推出的一功能強大的單片機msp430 ,並充分考慮該晶元的適用電壓范圍給設帶來的殊問題;在通信模塊的設中,解決了不同工作電壓晶元之間的介面問題,並給出了直接聯接的接線方案。
  16. This kind of controller is easy to design and operate, and has improved convergence rates and less overshoot than pid controller, but has stable error. in order to improve the properties of the fuzzy controllers, fine - tune - rule fuzzy controller, fine - tuned parameter fuzzy controller and fuzzy - pi controller were designed respectively based on the simple fuzzy controller. then fuzzy logic inferential system is established by using toolbox of fuzzy logic in matlab7. 0. secondly, in simulink6. 0, through the instance of the template of s - function, the module of s - function for optimizing fuzzy control and corresponding control model are constructed, and the parameters of simulation are set

    控制易於設、實現方便,較傳統pid控制有更快的響應速度和更小的超調,但其存在靜態誤差;為了進一步提高模糊控制的控制性,在此基礎上分別設了可調整控制規則模糊控制、參自整定模糊控制和模糊- pid復合控制;然後利用matlab7 . 0模糊邏輯工具箱圖形用戶界面建立模糊邏輯推理系統,在simulink6 . 0系統模擬設平臺中通過實例化s函模板創建旨在優化模糊控制的s函功能模塊,並構建模糊控制系統框圖模型,設置系統模擬參,最終對系統進行動態模擬。
  17. Based on the above analysis results, the system design is finished. the system design principal is detailed. the system architecture and data transmission proctocal are discussed. in order to transmit multi - channel data simutaneously on the monacable, tdm ( time division multiplexing ) technique is adoped in the system design. a special code is designed for data transmission on the tool - bus, so that the too - bus can both supply power and transmit data

    包括單芯電纜據傳輸系統的設思想、結構設據傳輸協議的制定。在單芯電纜據傳輸系統設中,採用時分多路復用技術,實現多據的同時傳輸。在儀總線上採用殊的碼進行據傳輸,使得儀總線既能供電又能傳輸據。
  18. 4 different types ’ features were generated, namely ar model parameters, power spectral frequency band intensity, energy for wavelet packet decomposition, wavelet packet entropy. every type of features were extracted respectively using pca and ica method and classified using linear neural network, knn and bp network

    建立了ar模型參、功率譜估頻帶強度、小波包分解能量比率、小波包熵四徵,分別使用pca與ica進行徵提取,採用線性神經網路、 k -緊鄰法、 bp神經網路四分類進行分類。
  19. If the technicians applied technology in the wrong, even achieving the business logic, but probably leading to many vices including low performance, low scalability, close coupling, low software duplication. so how to assemble the j2ee technology reasonable and achieve a system with high performance and high expansibility is my research emphasis in the thesis. in order to solve the problems and implement efficient web application, the paper put forward ejs _ mvc model according mvc pattern and we can assemble component by using ejs _ mvc model, it can solve many problems of web application and improving system with clear flow and clear function partition, in addition, due to controller is the most importance in the ejs _ mvc model, so the thesis also discuss some problems about controller design ; if the model is not designed accurately, system performance will encounter fatal influence, so the article lucubrate ejb technology from ejb choice, ejb optimized design, database access, design pattern etc and bring forward some strategies and methods about how to build efficient business tier ; finally based on ejs _ mvc model, a example that contains simple business logic is developed according to the object - orient software engineering thinking and some strategies and methods proposed by the thesis, in the process of achieving system function, the emphasis is probing into how t o assemble and apply technology reasonable and providing a new thinking thread and method contributing to build high effective and flexible j2ee application

    由於j2eeweb應用是由組件組成,因此為了解決上述問題,實現高效的應用,本文首先從如何合理組合組件入手,找到一方法使各組件能具體分工而又緊密合作,在深入研究各組件基礎上,根據mvc模提出了ejs _ mvc模型概念,指出可按此模型組合各層組件,該模型可以解決傳統web開發中存在的問題,而且具有系統流程與系統功能劃分清晰,可擴展性、可維護性強等優點,另外由於控制是ejsmvc模型的重中之重,它起到承上啟下的作用,它設好壞直接關繫到整個應用的性能、伸縮性與擴展性,因此又探討了控制的有關問題;另外如果模型設不當的話,對系統性能造成的影響可能是致命的,因此本文又從ejb組件選擇、 ejb調優設據庫訪問和設模式等方面對ejb技術作了全面的分析研究,指出在業務層中如何避免太多網路遠程調用和提高業務層性能,別是根據前面的分析總結出了業務層的優化分層組合模型,這個模型的使用無疑會使業務層具有較高的性能與伸縮性;最後選擇一個業務邏輯較簡單的系統,使注意力集中到運用的j2ee技術上來,按照ejs _ mvc模型與軟體工程流程以及本論文所提出的方法與策略實現業務邏輯,在實現過程中具體探討如何合理運用組合技術,就多層j2ee體系結構的設思想作深入的探討實踐,為實現高效、靈活的多層j2ee應用提供一新的思路及方法。
  20. The present method for testing aging and breaking - down property of polymer is usually carried out by testing its electrical property. this conventional is of low reliability. this paper has established a new method for testing the aging and breaking - down property of polymer to develop new types of insulating materials by probing the electroluminescence of insulated polymers, which is in the highest flight at home

    目前國內普遍採用的檢測絕緣聚合物擊穿性能的方法是測試其電性能,這方法可靠性較低;本文提出了用探測電致發光來檢測電介質老化、擊穿性能的方法,重點研製了用於探測電致發光的單光子,經測試各部件性能良好,具有經濟實用的點。
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