測時法系統 的英文怎麼說

中文拼音 [cèshífǎxìtǒng]
測時法系統 英文
methods time measurement system
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 時 : shí］Ⅰ名1 （比較長的一段時間）time; times; days:當時at that time; in those days; 古時 ancient tim...
  • 法 : Ⅰ名詞1 （由國家制定或認可的行為規則的總稱） law 2 （方法; 方式） way; method; mode; means 3 （標...
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 統 : Ⅰ名詞1 （事物間連續的關系） interconnected system 2 （衣服等的筒狀部分） any tube shaped part of ...
  • 測時 : time study測時分辨力 time measuring resolution; 測時計 time meter; holologe; chronometer; 測時術 ...
  • 系統 : 1. （按一定關系組成的同類事物） system 2. （有條理的;有系統的） systematic
  1. Abstract : large time delay exists in complicated practical processes. for example, in fccu ( fluidized catalytic cracker unit ) reactor - regenerator, the feed is preheated through heat exchanging from fractional column slurry, thus results in large time delay. a predictive control system is designed for such processes, where the kernal algorithm is dynamic matrix control. application results show that the control behavior is improved than original pid control

    文摘:實際的復雜工業過程，往往具有大的時滯，例如：煉油廠催化裂化裝置的反應再生系統，其原料油預熱通過油漿換熱實現，因此時滯特別大.本文針對這一類大的時滯過程，設計了以動態矩陣控制為核心演算法的預測控制系統，運行實踐表明：這一控制方案比原pid控制在控制質量上有較大提高
  2. After comparing in detail the current popular 24 idss or ids prototypes from the aspects of the granularity, methods, and tune of detection, data - collection, and data - processing, we find out the problems in the most of the current idss that they are generally platform dependent, inefficient in detection methods, lack intelligent in data analysis, inextensible as the network configurations changed or upgraded, and inadaptive when the new attack methods emerge

    本文首先從數據來源、數據處理周期、數據收集和分析、入侵檢測方法、系統運行平臺等七個方面對當前較具有影響力的24種入侵檢測系統或原型進行了詳細的比較，分析了現有入侵檢測系統在系統平臺的異構性、系統檢測方法的效率、入侵數據分析的智能性、面臨新的入侵方法時的適應性和網路配置發生變化時的可擴展性等方面的不足和問題。
  3. Simultaneously, the forecast theory and method of nonlinear time series is established, which combines mechanism of the time space system with analyzing historical data

    結合時空系統機制和歷史資料的分析，建立非線性時空序列預測理論與方法。
  4. The system hardware circuits of tipct and the measures for improving the quality of original thermal image are mainly discussed. the primary research content and innovation are as follows : the innovation is that some methods have been proposed to impove the quality of orginal thermal image, such as controlling excitation time, increasing temperature, reducing noise and enhancing emissivity, and so on

    本文主要圍繞電路故障檢測儀的系統硬體電路和熱圖像質量改善方法進行闡述，主要的創新點和研究內容如下:本文主要的創新點是:提出了改善熱圖像質量的幾種方法，如激勵時間控制、增溫法、降噪法和提高發射率法等。
  5. Abstract : the design problem of reduced - order state observer for a class of multi - input multi - output ( mimo ) nonlinear time - varying systems is studied in this paper. a new design method of nonlinear reduced - order state observer is proposed, and the exponential convergence is proved for the proposed state observer. the observer has the characteristics of that the speed of convergence is adjustable. finally, an example is given to show that this approach is effective

    文摘:研究一類多輸入多輸出（ mimo ）非線性時變系統的降維狀態觀測器設計問題.提出一種非線性降維狀態觀測器設計方案，並從理論上證明了狀態觀測誤差的指數收斂性.其中設計的降維狀態觀測器具有收斂速度可調的特性.最後給出了數值算例，模擬結果表明了本文方法的有效性
  6. The optimized reservoir ope ration is simulated for baozhusi hydropower station in sichuan. the analysis resu lts prove the rationality, feasibility and practicality of the model

    採用解析法對主梁進行了撓度計算，與試驗數據進行比較並分析了計算結果，認為橋機主梁的主梁強度、剛度實時檢測、監控系統基本上是可靠的，主梁2基本沒有塑性變形。
  7. The impacts of soil and water conservation on river flow and soil - hydrology of jia - lu - he, tu - wei - he, pian - guan - he and qiu - shui - he catchments have been analyzed by the simulation and on - spot measuring methods according to data of during 1950 ' s to 1990 ' s. the selected catchments of the above four all are in the key area of soil and water conservation on the loess pleatu. the main results are as follows. the trend, reasons and critical year of annual river flow " change have been researched by rank correlation and maximum deviation division

    本文以黃土高原水土保持重點區的佳蘆河、禿尾河、偏關河和湫水河等四條流域為代表，採用定量與定性、模型模擬與實測對比相結合的方法，系統分析了上世紀50 90年代時段內水土保持對河川徑流及土壤水文的影響，取得主要結果如下：採用秩相關和極差分割等定量評價方法，分析了四條支流徑流量變化趨勢、變化原因及發生明顯變化的臨界年份。
  8. Comparing the fitted expression with the established theory expression of the angular velocity, the equivalent viscous damping coefficient is gained. the closed form algorithm of the state space method is employed to solve the system dynamic equation with time - varying coefficients. the dynamic problem of a linkage mechanism with four joints is taken as example to show that the presented models and methods are correct and practicable

    引入求解線性微分方程的狀態空間法，並對其求解時變系統運動微分方程的具體步驟進行了推導；在此基礎上將實測獲得的運動副等效粘性阻尼系數代入系統動力學方程，求解后獲得了考慮運動副阻尼的平面彈性四連桿機構的模擬結果；結果表明運動副的阻尼在一定程度上對振動具有抑制作用。
  9. Network real - time intersection measure among the systems or the equipments can be carried through according to the difference of the experiment tasks. the basic methods, intersection precision estimate, working principle and working mode are discussed in the paper, simultaneously, the developmental prospect of the network intersection measure are briefly viewed

    根據試驗任務的不同，可進行設備間網路化交會測量或系統間網路化交會測量；本文論述了基本方法、交會精度估算、基本工作原理和工作模式等內容，同時對網路化交會測量方法的發展前景作了簡要的展望。
  10. In this paper, we use the method of system dynamics in order to conclude the model about forecast road developing scale in the future. then, we put forward the criterion of judging the rationality of urban road ' s grade structure after expounding the classification in china and other countries

    同時，通過運用系統動力學的方法，建立了城市道路發展規模測算的系統動力學模型，並在闡述國內外城市道路分類和功能定位的基礎上，提出了判斷城市道路網等級結構合理性的依據，據此建立了判斷方法。
  11. Abstract : using a new method and software ( spawgis ) which is developed for evaluating water delivery system damage states and serviceability, the seismic performance of the teda ( tianjin economic developed area ) water delivery system has been assessed. the method is involved the expert system for predicting damage of water delivery system and software based on gis. the example demonstrates that the program is robust and efficient

    文摘:用天津開發區供水系統作為實例，研究了地震作用下該系統的震害，及震后供水功能失效狀態.實例研究表明，所採用的最新研製的供水系統地震反應分析軟體（ spawgis ）是可靠的，同時還證明，該軟體所基於的方法，包括震害預測專家系統及失效流分析等方法是正確的
  12. Abstract : a semi - analytical method is used to modelling the pract ical 3 - zone simulated moving bed chromatography ( smbc ) process for optimal searc hing. the switch time which is the most important operation parameter of 3 - zone smbc is analyzed based on the nonlinear batch chromatography theory firstly, and then adjusted by the deviation between the output and the expectation. the switch time approaches the optimization very soon by continously searching on the basi s of the theory. the parameters of the practical system are inputted into simulat ion, the result is used in our experiment and a good separation is obtained

    文摘:針對三帶模擬移動床色譜的實際模型，用一種融合了前饋與反饋的半解析優化計算方法對三帶模擬移動床色譜過程進行了模擬.首先，由非線性單柱色譜理論解析地給出一個三帶模擬移動床色譜的主要操作參數即切換時間值，然後利用所得結果與目標量之間的偏差來校正切換時間，在理論指導下進行優化搜索，切換時間能很快達到最佳值.將測得的系統參數引入計算，並將計算結果用於實際操作，得到了很好的分離效果
  13. As a case study, this method has the merits of both multi - degree and regression analysis, reflecting the important function of the related factor in the prediction mode as well as the strong adaptability to the system of sequential valance

    實際應用中，該方法集多層遞階和回歸分析兩者的優點，既能體現高相關因子在預測模型中的重要作用，同時對時變系統又具有較強的適應性。
  14. At the same time, according to the excellent capability of ip curves, we study fitting and description of objects, determination of invariants of objects, symmetry detection and recognition of objects based on ip curves. in all, the main contributions in the dissertation are as follows : ( 1 ) a method of determining automatically the scale of the multiscale edge detection is proposed based on the variant distance of the variogram function, and a method of segmenting texture images is also presented. the variograin values are taken as stochastic and structural properties of texture images and variant distance is taken as the size of image window

    同時，基於隱含多項式曲線良好的物體描述與識別能力，對物體邊界輪廓的擬合、描述、不變量特徵的提取、識別以及物體對稱性檢測作了系統的研究，主要成果及創新之處有： （ 1 ）基於變差函數的變程，提出了圖像多尺度邊緣檢測中尺度大小的自動確定方法；將變差函數的變差值作為紋理的統計和結構特徵，依據變程確定窗口大小，給出一種新的紋理圖像的分割方法。
  15. According to a real ac vf asynchronous dynomometer system, first step, the paper deducts the mathematic model of the system, and analyzes the system stability on the basis of the ? irst method ? of lyapunov stability, then draws the eigenvalues of the system under the situation of the variation of different parameters, and results in finding the changing regularity of the system stability caused by varitation of variant system parameter ; secondly, sets up a system simulation model in terms of a real power feedback ac vf asynchronous dynomometer system, and emulates different running states of the system, not only analyzes methods of adjusting parameters to improve the working performance in the field of weak flux of the system, but also proves the effectiveness of the methods via simulation ; at last, compares the simulation results of the model with the experiment results of the real system, and show the nearly correctness of simulation system, and also confirms the practical usage of the simulation system as an effectively assistant tool in the process of developing and design a real dynomometer system

    首先根據實際系統工作原理推導出系統的數學模型，在系統數學模型的基礎上依據李雅普諾夫穩定性判別第一法進行了系統穩定性分析，繪制了系統不同參數變化時的系統特徵值變化圖，從而得到系統部分參數變化對系統穩定性的影響規律，為實際系統的參數設計提供了參考；然後又以系統數學模型為基礎，依據實際的電封閉交流變頻異步測功機系統建立系統模擬模型，模擬不同工況下系統運行情況，分析了改善弱磁區系統性能的某些系統參數調節方法，通過模擬證明了此類方法的有效性；最後將系統模型與實際系統的實驗結果進行了比較，驗證了模擬系統模型的基本正確性，也肯定了這一模擬系統在實際測功機系統設計中作為輔助工具的實用性。
  16. A piece - wise constant system ( pwcs ) method and singular value decomposition method of observability matrix of a dynamic system is proposed. and the good effect is achieved for analyzing observability and its degree of strapdown inertial navigation systems in initial alignment stage. through the computer simulation for different maneuver trajectories of the carrier in initkil alignment stage, obtain some important results

    本文對捷聯式慣導系統動基座初始對準這種時變系統，研究和分析了pwcs （分段線性定常系統）方法來判斷系統的可觀測性，奇異值分解的分析方法判斷系統各狀態的可觀測度，並通過大量的模擬實驗，驗證了這兩種方法，得出了一些重要信息。
  17. Considering status of present electric power quality monitoring, an flush bonding electric power quality monitoring devise based on dsp + arm truss is proposed to satisfy the demand for supporting the real time and complicated algorithm, this equipment can accomplish the measure of electric power quality index in wind power plant, and have some other functions such as date showing, date saving and communicating etc, it make more shortcut to analyze and manage the date of power quality

    根據電能質量監測對于系統支持復雜演算法和實時性的特殊要求，並在綜合分析了目前風電場電能質量監測技術現狀的基礎上，本文提出了一種基於dsp + arm構架的嵌入式電能質量監測裝置的解決方案，該裝置可完成風電場電能質量指標的測量，並有數據顯示、存儲、通信等功能，能更加快捷地對電能質量數據進行分析和處理。
  18. In respect of direct radiation in air and from the ground, real - time measurements are undertaken by 10 fixed stations of the radiation monitoring network ( figure 1 ) which send data back to hko every minute. the air is also sampled at these sites to cover the inhalation pathway. to enable early response, an automatic gamma spectrometry system at ping chau, the station closest to daya bay, continuously samples the air, carries out measurements and transmits the results to hko, all automatically

    該網路由十個固定監測站所組成，不停地測量香港境內空氣及土壤中放射性物質的直接照射，並每分鐘實時把測量結果傳回天文臺總部。此外，每個監測站亦會抽取空氣樣本，監測呼吸途徑中放射性物質。為了在發生事故時能盡快作出應變，天文臺在香港最接近大亞灣的平洲設立了一套自動伽馬譜法系統，不停地收集空氣樣本，作實時實地的輻射測量，並將測量結果全自動地傳送回天文臺。
  19. The air is also sampled at these sites to cover the inhalation pathway. to enable early response, an automatic gamma spectrometry system at ping chau, the station closest to daya bay, continuously samples the air, carries out measurements and transmits the results to hko, all automatically

    為了在發生事故時能盡快作出應變，天文臺在香港最接近大亞灣的平洲設立了一套自動伽馬譜法系統，不停地收集空氣樣本，作實時實地的輻射測量，並將測量結果全自動地傳送回天文臺。
  20. The system has a so good compatibility that it can analyze the network fault of many manufacturers " equipment. secondly, the monadic regressive analysis arithmetic of analyzing capability trend is designed and implemented. the method has a higher veracity and is implemented easily for forecasting capability trend

    同時，該系統也有很好的兼容性，能對多家廠商的設備故障進行分析； 2 ）設計並實現了性能趨勢的一元回歸分析演算法，該方法對性能趨勢的預測具有較高的準確率而且容易實現。
分享友人
分享到 Line

分享到臉書