fast parameter 中文意思是什麼

fast parameter 解釋
快參數
  • fast : adj 1 緊 (opp loose), 牢實的,堅牢的,粘得緊的,堅固的;固定的。2 忠實的,可靠的。3 耐久的;不...
  • parameter : n. 1. 【數學】參數,變數;參詞;參項。2. 【物理學】參量;(結晶體的)標軸。3. 〈廢語〉【天文學】通徑。vt. -ize 使參數化。
  1. 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

    由直流脈寬調速系統( pwm )和位置環構成的定位系統中,速度環的參數隨負載特性;電網電壓;給定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,必須針對速度環(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器的設計方法」 ,以確保系統在參數攝動時的穩定性和快速、無超調、準確定位的優良動態品質.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
  2. For example, in a previous installment we showed code with a hard - and - fast requirement that one byte of the parameter space be set to a specific value

    我們檢查了一種流行的硬體發生器,發現它返回1的概率是49 . 81 % ,這表示發生器的偏差非常小,趨向于零。
  3. This dissertation majorly researchs and designs full digital dc driving system with fuzzy control. it makes a scheme argumentation firstly, analyzing the pid algorithm and fuzzy control algorithm the ordinary digital pulse trigger algorithm and the double remainder method of pulse trigger in detail, and fuzzy control and the double remainder method are put forward to settle the under - mentioned problems, namely, the new viewpoint and the task having finished in this dissertation as follows : ( 1 ) in rder to overcome the influence of dc motor ' s parameter changing with time and nonlinear on the control system performance, this dissertation adopts fuzzy control as outside regulator and pi control as inside regulator in double regulators of the full digital dc motor driving system design ;. ( 2 ) aiming at the pulse trigger reliability of the ordinary d igital pulse trigger being low and leaking the pulse or the order of pulse confusion, this paper adopts the double remainder algorithm with short response time high pulse trigger reliability good adaptability and anti - jamming ; ( 3 ) this dissertation adopts tms320lf2407 which has good performance as major control chip this chip has power function with fast calculation capability, and accomplishes the software and hardware design in the dc motor driving system with fuzzy control ; ( 4 ) this dissertation also puts emphases on anti - jamming in hardware and software ; ( 5 ) after having designed the sample of full digital dc motor driving system with fuzzy control, a lot of experiments are performed to verify the performance and settles problems during experiment. the result of experiment proves the feasibility of design

    首先進行了方案論證,對模糊控制演算法和數字pid調節演算法、觸發脈沖的一般演算法和雙余演算法進行了詳細地研究分析,提出應用模糊控制和雙余法解決下述問題,即該論文主要的新見解和所完成的工作: ( 1 )為了克服直流電機參數時變性和非線性因素對控制性能的影響,本設計中,雙閉環調速系統的外環採用模糊控制,內環採用pi控制,使系統在一定范圍內對直流電機參數變化和非線性因素影響有自適應能力; ( 2 )針對常規數字觸發器演算法中觸發脈沖的可靠性不高,經常出現漏脈沖或是脈沖混亂的情況,本文採用雙余法,該演算法具有響應快,可靠性高,具有良好的適應性及抗干擾能力; ( 3 )本設計中採用了速度快、功能強的tms320lf2407作為系統的主控晶元,應用該晶元完成系統的軟硬體設計: ( 4 )本文對系統抗干擾的軟硬體措施進行了重點研究; ( 5 )設計了具有模糊控制的全數字直流傳動系統原理樣機,並進行了試驗驗證,對試驗過程中出現的問題及時解決,最終實驗結果證明設計是可行的。
  4. The main mission of simulation is to help trouble removal people reconnaissance field, calculate parameter and analyze causality fast. and with these, the reason for accident, the policy on how to avoid accident and minimize loss will be conclude

    其主要任務是輔助事故處理人員快速、高質量地進行現場勘察、參數計算和因果分析,進而研究事故發生的原因,探求避免事故、減少損失的策略。
  5. The main research includes following parts : 1. owing to the shortcoming of the parameter accumulation operation and the slow operation speed of traditional iris localization algorithms, this dissertation investigates a fast algorithm for iris localization based on the detection of the longest chord

    主要研究內容包括以下幾個方面: 1 .針對傳統虹膜定位方法速度慢,需要參數累加計算等缺點,提出了結合虹膜灰度特點的最長弦檢測的快速虹膜定位方法。
  6. The immersion electrical heater is chiefly applied in the direct contact mode of fluid heating. it features fast heat exchange and high thermal efficiency. it has the varieties of water heater, oil heater and gas heater. its heating element power density, i. e. the power per unit of heating area of the heating element, is an important parameter of the electrical heating element, which has a direct bearing on the performance and working life. the working out of the value is a highly specialized problem, being under the influence of many factors ( media flow rate, tempt, physical and chemical properties and direction in which the medium flows past the element etc )

    浸入式電加熱器主要用於直接對流體接觸加熱的場合,具有熱交換快,熱效率高等特點,分為水用加熱器、油用加熱器、氣體用加熱器,加熱元件的功率密度:即電加熱元件單位發熱面積上的功率,它是電加熱元件極重要的參數,直接影響加熱器的使用性能及使用壽命,它的取值是一個非常專業的問題,受到許多因素的影響(如介質的流速、溫度、物理和化學性質及介質流過加熱元件的方向等等) 。
  7. This thesis introduces and analyses in detail the research and application of regularization in image restoration, the main contributions and creativities are listed as follows : firstly, on the basis of the regularization technique for dealing with ill - posed problems, starting from the mathematical theories about regularization, analyzing the degraded model and the ill - posed character of image restoration, this paper mainly discusses the regularized parameter and regularized item, and the solution approaches and fast algorithms are also summarized, therefore perfects the essential theories about regularization in image restoration

    本文針對圖像復原中正則化方法的研究及應用進行了廣泛深入的探討與分析,主要工作和創新點如下:第一,在正則化技術解決病態問題的基礎上,從正則化方法數學理論入手,分析了圖像的退化模型和圖像復原的病態特徵,重點討論了正則化參數和正則項的選取,並總結了其求解演算法及快速實現方法,完善了正則化方法圖像復原的基本理論。
  8. Electrical resistance tomography ( ert ) technique, which is based on resistance sensor principle, has the advantages of low - cost, non - intrusive, fast - responding. as a novel measurement technique, ert can play an important role in the on - line parameter measurement of the two - phase flow system

    電阻層析成像( electricalresistancetomography ,簡稱ert )技術是一種基於電阻傳感機理的過程層析成像技術,具有成本低、非侵入和響應速度快等優點,是一種可實現兩相流參數在線檢測的高新技術。
  9. In this dryer, the porcelain and ceramics product can be realized fast drying within a wide arrange, ( up to the whole craft parameter condition, uniform and stability )

    該乾燥窯可使陶瓷產品在很寬的范圍內, (視整個工藝參數的均一性和條件的穩定性)實現快速乾燥。
  10. Using fokker - planck equation, the acceleration of fast electrons by the spectrum will produce the power - law electron energy spectrum. by selecting suitable parameter we get the same spectrum as that lin et al. obtained in 1982

    選取適當的參數,我們得到的能譜與linetal . ( 1982 )得到的太陽耀斑中10mev左右的電子能譜一致。
  11. There are three main approaches to predict the noise level : similitude structure method including the frequency - response method and proportion method, modal method including finite element method ( fem ) and boundary element method ( bem ), and statistical energy analysis ( sea ). the advantage of similitude structure method is to give the predicting data fast, but it has some error because of dealing with rough similitude parameter and mass load

    目前對噪聲預示主要有三個方法:一是相似結構外推法,包括頻率響應法和比例法等;二是傳統的模態方法,包括有限單元方法( finiteelementmethod , fem ) 、邊界單元方法( boundaryelementmethod , bem )等;三是統計能量分析方法( statisticalenergyanalysis , sea ) 。
  12. 6 ) probed into the feasibility to apply wavelet networks to signal processing in process control system. a compression algorithm based on wavelet networks was proposed and the features of algorithm were fast parameter approximation rate and high compression ratio

    6 )探討了小波網路在過程式控制制系統中信號處理方面應用的可行性,給出了一種基於自適應小波網路的數據壓縮演算法,該演算法具有參數收斂速度快、數據壓縮比高的特點。
  13. We have developed a tool suite using c / c + + language on sun ultra60 workstation - ir drop 2003. it can be used to accomplish the analysis of power grid integrity with high speed. this tool suite consists of five components : tools for power grid parameter extraction, tools for enhanced circuit ' s partition, two steps reduction, the fast circuit solver and a plotter

    我們用c c + +語言在sunultra60工作站上實現了一套改進的快速電源網格完整性分析驗證集成工具包? ? irdrop2003 ,該工具包括五部分:電源網格提取工具,改進的劃分電路工具,兩重壓縮器,電路快速求解引擎和友好的圖形顯示界面。
  14. Damage develops fast after that period. and a nonlinear formula with parameter of unloading modulus and residual strain was brought out to describe damage development in tensile test. it is also found that mechanical properties of c fiber are much less than those of t300 fiber bundles

    另外,通過進一步的分析發現三維編織c sic復合材料中纖維束的就位性能遠遠低於其摘要原位性能,這正是c / sic復合材料的拉伸性能遠低於t300 / qy9512復合材料的主要原因。
  15. ( 2 ) considering the problem that genetic algorithm running result is affected greatly by the initial parameter and it ’ s easy to trap in local optimum, based on its mathematic theory, studied deeply on self - adaptive genetic algorithm, presented a new viewpoint - - superiority inheritance, furthermore, designed adaptive genetic algorithm based on superiority inheritance. the experiment showed that this algorithm could find the global best solution, and had strongly global hunting capability. it is prior to traditional adaptive genetic algorithms on aspects of accuracy, stability, and repeatability etc. it was applied in fast image

    ( 2 )針對遺傳演算法的初始參數對演算法結果影響較大和易陷入局部最優的問題,在闡述基本數學理論模式定理的基礎上,對自適應遺傳演算法進行了深入的研究,提出了一種優勢遺傳的新觀點,由此設計了基於優勢遺傳的自適應遺傳演算法,通過實驗表明,該演算法能夠達到理想全局最優解,有很強的全局搜索能力,在準確性、穩定性和重復性方面優于當前自適應遺傳演算法。
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