雜散參數 的英文怎麼說

中文拼音 [sǎnshēnshǔ]
雜散參數 英文
stray parameter
  • : Ⅰ形容詞(多種多樣的; 混雜的) miscellaneous; varied; sundry; mixed Ⅱ動詞(混合在一起; 攙雜) mix; blend; mingle
  • : 散動詞1. (由聚集而分離) break up; disperse 2. (散布) distribute; disseminate; give out 3. (排除) dispel; let out
  • : 參構詞成分。
  • : 數副詞(屢次) frequently; repeatedly
  1. Coke oven is a complex plant with the characters of large time - delay, strong non - linear, multivariable coupling and changeable parameters. the dynamic process of the coke oven is driven by both continuous variables and discrete events. the mean flue temperature is affected by many reasons and it is difficult to control the temperature to required precision by the normal control methods

    焦爐是具有大時滯、強非線性、多變量耦合、變的復對象,直行溫度受多種因素的影響,焦爐生產過程既受連續時間信號驅動,又受離事件信號驅動,採用常規的控制方法難以將直行溫度控制到要求的精度范圍內。
  2. The circuit has good characteristics and is applied in ect system. 3 ) the influence of stray capacitance on the c / v circuit is discussed, according to its conclusion, the appropriate component, parameter and phase shift is find out

    分析了電容對c v變換電路性能的影響,並以此為依據選擇合適的器件、電路及適當的相移調整,解決了電容給電路帶來的影響。
  3. Combined with researches on propagation characteristics, the micro - current sensor for on - line pd monitoring is developed and the effects of coil number, stray capacitance and loading resistance on pass - band and sensitivity are also studied

    同時,結合傳播特性,研究了局部放電在線監測寬帶微電流傳感器,並就線圈匝電容和負載電阻等對傳感器通頻帶、靈敏度等性能的影響進行了分析。
  4. When various diameter particles are irradiated by a collimated laser light beam, light scattering phenomenon takes place, and the scattering light parameter include the information of the particles size distribution. mie scattering theory is the fundamental principle of the particle size measuring instruments and its computations are complicate

    微型化霧粒粒徑分佈測量儀的測量原理是米氏光射理論,當不同粒徑的顆粒被平行激光束照射后,發生光射現象,射光的包含有被測顆粒粒徑的信息,但其值計算量大且復
  5. 2 ) systematically introduced parameter estimation of distributed sources on the base of models, including the maximum likelihood estimate, least squares estimator, dspe, dispare, etc. 3 ) studied four low complexity algorithms : one order approximation, two point sources approximation, traditional beamforming and relax of parameter estimation

    2 )在模型基礎上系統地介紹了已有分式目標估計方法,包括最大似然與最小二乘演算法, dspe和dispare演算法等。 3 )研究了四種低復度演算法:一階近似演算法、兩點近似的演算法、常規波束形成演算法和relax演算法,這些演算法都是次優演算法,但計算量小,具有實用價值。
  6. The analysis and study on the dynamic efficiency of pmsm performing under the various loads. the influence of machine ' s parameters on dynamic efficiency and dynamic power factor is studied ; this has significant meaning for design of pmsm applied in the various load fields. the theoretical analysis and fem calculation fo air - gap magnetic field of pmsm is done

    在建立永磁同步電動機dq軸學模型時,考慮了電機的鐵耗和損耗,提高了模擬計算的精度,根據實測的負載變化情況,對永磁同步電動機的動態性能進行模擬,並研究分析了電機各量對其動態平均效率和動態平均功率因的影響,總結出變化規律。
  7. In chapter 3, under the wideband radar system, some parameter estimation methods of scattering center are studied in the white noise and clutter background

    第三章以寬帶階梯變頻雷達為研究背景,在白噪聲和波條件下,研究了提取目標強射中心的估計方法。
  8. Abstract : a mathematical model of electrical data calculation of coreless induction furnace is proposed and a useful method of measuring stray loss and electrical resistivity at high temperature of crucible is given

    文摘:提出了一種無芯感應爐電計算的學模型,給出了測量損耗和坩堝高溫電阻率的實用方法。
  9. This dissertation studies mainly the inversion of ocean environmental parameters by mfp ( matched field processing ). meanwhile, adaptive matched field passive localization in complex environment and discrete noise rejection with mfp are discussed

    論文從淺海環境反演、復水聲條件下的被動定位、以及匹配場用於空域離噪聲干擾抵消等三方面展開,對匹配場的理論、方法及實驗驗證進行了深入地探討。
  10. Based on the further study of dynamic characteristic of the tractor - implement combination, according to the integrated control model, which including the flowing three parameters : the engine load rate, drive wheel slip and work resistance, and the three control strategies, which are : highest production efficiency control strategy, oil consume economic control strategy and give attention to the above control strategy, we can adopt different control strategies according to different purpose of the task. applying the theory of the hybrid dynamic system to this case, the three control strategies can be abstracted to three discrete matters, and then the exchange model of the discrete matters of the top layer ( which called manage layer ) of the tractor - implement combination and the function decision model, which based on the nerve network, can be established. through this way, the best ad aptive controlling of the tractor came true

    本文研究了拖拉機機組的綜合控制問題及其最佳匹配方法,在深入研究機組動態特性的基礎上,根據發動機負荷率、驅動輪滑轉率和作業阻力三的綜合綜合控制模型以及三種綜合控制策略(最高生產效率的控制策略、燃油經濟性的控制策略和兼顧最高生產效率及燃油經濟性的控制策略) ,針對不同的作業目的,採用不同的控制策略,應用混動態系統理論,把三種控制策略抽象為三種離事件,建立了拖拉機機組上層(管理層)離事件切換模型,並建立了基於神經網路的功能決策層模型,從而實現了拖拉機機組的整機最優控制。
  11. In the new method the uncertainty of the system to be controlled is normalized firstly, and then the partition of unity that is subordinated to a open covering of state variables compact set is constructed, and the approximation is realized by using its property that can approximate nonlinear continuous function with arbitrary precision, then the decentralized adaptive robust controller of complex systems and adaptive laws of approximate parameter estimation are designed

    該方法首先對被控系統中的不確定性進行歸一化處理,進而構造出從屬于狀態變量的緊致域的一組開覆蓋的單位分解,利用其具有以任意精度逼近非線性連續函的性質,實現了對被控系統不確定性的近似逼近,然後設計了復系統的分魯棒控制器和估計的自適應律,並證明了這種控制器使被控系統的狀態及估計誤差一致終極有界。
  12. Then the solving procedures of these bies by the rwg functions based moment method are elaborated, and the method of modeling complex objects built of arbitrary line, surface and volume structures is developed. in order to solve realize antenna and circuit problems, methods of adding excitations and concentrated loadings with moment method are deceloped, and matrix pencil ( mp ) method is used to deembeded the s prameters of antennas and circuits from the computed current distribution. some numerical results of practical complex antenna and scattering problems are presented to illustrate the veracity and effectiveness of the method

    在第一部分中,首先從電磁場的基本理論出發,基於等效原理和邊界條件以統一的方法建立了用於分析金屬、介質及金屬與介質混合結構的邊界積分方程,並歸納和比較了各類積分的適用范圍和優缺點;在此基礎上,給出了使用基於rwg函的矩量法求解各種邊界積分方程的一般過程;研究了具有任意線、面、體組成的復結構的電磁建模方法,並給出了各種多面連接情況下基函和未知量的選取方法;研究了使用矩量法分析電路、天線問題時集總元件和激勵源的處理方法,並基於矩陣束方法( matrixpencilmethod )提取了電路和天線問題的s;最後通過分析一些工程中的復金屬天線問題和具有「金屬與介質混合結構」的射和天線問題驗證了方法的準確性和高效性。
  13. Because of the technical complexity such as parameter discreteness and nonlinearity, the confirmation of a theoretically existing acceptable charging current curve is quite difficult and the research and implementation of optimal charging technique are still in their first steps

    由於蓄電池技術狀態的復性如的離性和非線性等,理論上存在的可接受充電電流曲線的確定有相當的難度,最佳充電技術的的理論研究和技術開發尚處于初級階段。
  14. Considering modem manufacturing logistics system is characteristic of discreteness and randomicity as well as complicated simulation model, fss second development system is used to perform modeling and man - machine interactive simulating of automated storage and retrieval system through system simulation model parameters processing and real - time interactive control

    摘要針對現代生產物流系統具有離性、隨機性的特點,以及系統模擬模型場景復的問題,利用系統模擬模型的處理及實時交互控制的實現手段,以及虛擬現實支撐軟體fss的二次開發系統實現了化的自動化立體倉庫系統建模和人機交互控制的模擬過程。
  15. Utilizing backstepping procedure, general expression of control strategy for hvdc converters is acquired. the control strategy can restrain the nonlinear uncertainty through injection of nonlinear damping terms in virtual controllers. the proposed decentralized adaptive control scheme guarantees that all the signals in the closed - loop system are bounded in the presence of high order interconnections and bounded disturbances

    設計中引入自適應非線性阻尼項來抑制系統非線性不確定和未知有界干擾的影響,同時採用反演設計方法來克服控制器設計的復性,最後獲得高壓直流輸電系統換流站的分魯棒自適應控制策略的一般表達式,並提供了整個系統的穩定性證明。
  16. In this essay, firstly the author analyzes the predictability of time series from china ' s stock exchange using three kinds of methods : arma model, neural network model and non - parametric estimation and gives evaluation on their performances while at the same time puts forward some conclusions deserving attention from both stock exchange supervising department and stock traders. secondly, the author examines the assumptions closely on which the above - said methods base and gives a detailed discussion on them, especially using garch model to test quantitatively the stability of china ' s stock exchange, afterwards drawing the conclusion that it is hard to make accurate prediction of price or return rate of china ' s stocks for none of the assumptions fully holds ground. thirdly, taking account of the difference between chinese stock traders as a whole and that of developed countries, the author gives a thorough analysis on the complexity and volatility of its ( traders " ) reaction to information and points out that the intrinsic heterogeneous and volatile reaction to information is an important reason for the almost unpredictability of the price or return rate in china ' s stock exchange

    本文首先採用arma模型、非模型以及神經網路模型對我國股市時間序列進行研究,對三種方法在分析我國股市時間序列的表現進行評價,並得出了一些對監管部門以及股票交易者有借鑒意義的結論;其次作者對三種模型分析我國股市時間序列的前提進行了討論,特別是利用garch模型對我國股市的系統穩定性進行了量化檢驗,得出了前提難以滿足導致準確預測我國股市價格或收益率困難的結論;第三,考慮到中國股市股票交易者群體與發達國家股市股票交易者群體之間的差異,作者借用行為金融學的理論成果對我國股票交易者對信息反應的復性和易變性進行了詳細分析,指出股票交易者對信息反應的異質性和易變性是造成難以準確預測我國股市的一個重要原因,考慮到我國股市以戶為主導的特性將長期存在,因此將行為金融學的研究結論納入對我國股市時間序列的量化研究具有重要的意義;最後,作者從唯理預測與唯象預測之間差異的角度出發,指出了唯象預測的缺點並對我國股市時間序列的研究方向進行了展望。
  17. The main works and results are as follows : 1. by use of one order multiple scattering theory, light scattering and reflection by a single coating layer is analyzed. the variance of radiation intensity, bidirectional reflection distribution function ( brdf ) and laser radar scattering cross section with coating layer parameters is given, with the effect of rough contrast on bidirectional reflection distribution function

    本文主要研究了單層和多層塗層結構介質的光射特性,以及近場條件下復目標對激光波束的射,其主要工作如下: 1 、採用一階多重射近似理論分析單層塗層對光波的射和反射,計算並討論了輻射強度、雙向反射分佈函和單位面積激光雷達射截面隨塗層結構的變化規律,值分析了粗糙基底對雙向反射分佈函的影響。
  18. The tested results show that the designed c - band fmcw frequency source meets the waveform requirements, and its output power is more than 20dbm. however, the spur level was too high in the bandwidth

    實驗表明所設計的c波段fmcw頻率源達到波形要求,發射功率達到20dbm ,但帶內抑制不理想。
  19. In this paper, we firstly put forward a distributed wfms architecture based on corba technology to meet the requirements such as performance, scalability, reliability, support of invoking extern application and data distributing, we then implement its prototype with java and also do a case study ; secondly, we design a process definition language described by xml, which has a strong ability of expression ; thirdly, xml is adopted to describing the workflow relevant data and transferring the parameters, which handles the complex data type very well ; finally, the further research task is pointed out

    本文首先提出一個基於corba技術的分式工作流系統體系結構以滿足系統在性能、可擴展性、可靠性、外部應用調用支持和掘分佈等方面的要求,然後以java語言實現了其原型系統並做了初步應用測試;其次,設計了一種具有較強的描述能力xml過程定義語言;第三, xml還用於工作流相關據變量的描述和封裝與傳遞,對復據類型提供了較好的支持;最後,指出需要繼續完成的研究任務。
  20. The thesis analyzes the methods for parameter estimation of distributed sources in detail, and low complexity estimators, comes up with relax in parameter estimation and robust method of high resolution parameter estimators for distributed sources, and gives theory analysis and simulation results

    論文詳細分析了已有分式目標估計方法及低復度的估計方法,提出了分式目標估計的relax演算法和具有穩健性的分式目標高分辨估計方法,並給出了相應的理論分析和模擬實驗結果。
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