瞬態分量 的英文怎麼說

中文拼音 [shùntàifēnliáng]
瞬態分量 英文
transient component
  • : Ⅰ名詞(眼珠一動; 一眨眼) wink; twinkling Ⅱ動詞(眨眼) wink
  • : 名詞1. (形狀; 狀態) form; condition; appearance 2. [物理學] (物質結構的狀態或階段) state 3. [語言學] (一種語法范疇) voice
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • 瞬態 : transient; instantaneous condition; transient state
  1. This thesis aims to design one instrument to measurement of the fluid thermal conductivity by used the hot - wire method ( hwm ). firstly expatiated on the theory of this method, got the academic solution by analyzing the ideal model, and then amended the ideal solution to satisfy the factual situations

    本文重點討論熱線法測液體的導熱系數,從理論與實驗及數值模擬的角度析探討熱線法測液體導熱系數原理及其實現過程,並析理論與實際測過程中的誤差產生原因及誤差避免與校正。
  2. In the chapter two we discussed that the server would first use speed - 1 to serve customers when the system entered the busy state from the empty state, but when the server found the number of customers in the system exceeded the thresh - n during serving, after finishing the service of current customer it would use speed - 2 to serve the next customer till there is no customer. by the method of supplementary variable, l - transition and constructing vector markov, we attained the distribution of the queue length, the distribution of wait - time, the distribution of stay - time, the utility and etc. in the last part of this chapter, we discussed the optimal n * for thresh n which minimizing the cost function and we illustrate the cost function behaves for various parameter selections by a numerical study

    在本文第二章討論了當系統從空閑進入忙期時是服務臺以速度1進行服務,但一旦對某顧客服務完畢時如發現系統中的顧客數超過n值時就以速度2服務后續顧客直到系統變空的可修排隊系統,通過構造各種向馬氏過程和吸收向馬氏過程,獲得了、穩隊長佈、等待時間佈、逗留時間佈、更新周期佈等一系列排隊指標以及可用度、可靠度等一些可靠性指標,在本章最後又從系統如何更好節省費用角度出發討論了門限n的最優取值問題,並利用mathematic軟體對費用函數進行了數值模擬。
  3. In this method of measuring time - resolved spectrum, a special light beam modulator translates the time - distribution of an optical spectrum into a space - distribution of light intensity of the light beam, and the space - distribution spectrum is dispersed by a multi - spectrometer, then it is detected by an ordinary 2 - d ccd array detector

    時間辨譜測方法的主要思想:使用特殊光束調制器把光譜隨時間的變化過程轉化為光強的空間佈,經色散后,以二維探測器接收並轉換光信號為電信號,用通用計算機控制採集並處理光譜數據。
  4. Since the departing process of fire work departing installation is a highly nonlinear transient dynamic process, it relates to many speciality field, and the characteristic of the material is very complex under the highly rate and highly pressure distortion, the design methods and the design formulae by experience which has been used for a long time are very limited, the facter which truly affect the departing process of fire work departing installation cannot been reflected in the design calculation, the structure modelling and optimization of the fire work departing installation is cannot been carried out by the traditional optimization method

    由於火工離裝置的離解鎖過程是一個高度非線性的動力過程,涉及多個學科和專業領域,而且材料在高速高壓條件下時性復雜,長期以來所沿用的經驗設計方法和設計經驗公式的局限性很大,對火工離裝置離解鎖過程一些實際有影響的因素不能定地反映到設計計算中來,採用傳統優化方法無法實現火工離裝置的結構優化建模和計算。
  5. Then the dynamic behavior analysis and harmonically excited transient response analysis are conducted. the time increment method achieves the nonlinear discretized dynamic equations

    接著進行了懸索的動力特性析和簡諧激振的響應析,利用增法實現了離散化的非線性動力方程組的迭代求解。
  6. This paper focuses on the control strategies to improve the performance of the three - phase ac - dc pwm voltage - source - converters ( vsr ) under unbalanced power supply. the problems such as negative sequences current, voltage and current harmonics and un - constant ( un - smooth ) power flow from ac to dc side are discussed in this paper. the analytical solutions for negative sequence current and harmonic current elimination are obtained by fully feed - forward of negative sequence voltage and producing a non - harmonic current command of the inner - loop

    電網不平衡時,基於電網平衡為約束條件設計的三相vsr將出現不正常運行狀,比如三相vsr交流電流中出現負序,使交流電流嚴重不對稱;直流電壓和交流電流中出現非特徵諧波,使直流電壓和交流電流波形發生嚴重畸變;三相vsr從電網吸收不平衡的時功率等一系列問題。
  7. After simulating the model of water hydraulic valves, the velocity distribution, pressure distribution, energy distribution can be obtained and relations between the valve channel and the energy loss, the negative pressure distribution can be analyzed, which offers the theory foundation for designing water hydraulic valves with the high efficiency, low energy loss and low noise

    通過對水壓閥模型的cfd穩解析,可以得到水壓閥內流場的速度佈、壓力佈及能佈,據此定性析流道結構(速度、壓力、流動的離與再附壁,旋渦的產生與消失等)與能損失、負壓佈等的關系,從而為設計出高效率、低能耗、低噪聲的水壓閥提供理論依據。
  8. For getting temperature of transient thermal - radiation, lodging the method of measuring the temperature of the time - resolved thermal - radiation with least duple multiply theory, and measuring the temperature of wu lamp with this method, the results showed that the method have best properties for measuring temperature, and measuring the temperature of time - resolved spectrum of matter under pulse laser shocking with this method, getting the primary results

    為了解析熱輻射溫度,提出用最小二乘法對由多道析器採集的時間辨熱輻射譜進行全譜溫度擬合的方法,在以鎢帶燈為輻射源的溫度測中實現了較高精度的溫度擬合,用此方法對激光沖擊靶材所產生熱輻射的時間辨譜溫度進行測,得到了初步結果。
  9. Using data - collecting system developed by ourselves and controlling different parameters, the author monitors the phenomenon of transient boiling and measures the temperature signal. in order to verify the experimental results, numerical simulation of the steady temperature field is carried out before the transient experiment

    利用自行開發的數據採集程序系統對沸騰現象進行監控和溫度信號的測;並對試驗前的穩溫度場進行了數值模擬,通過與穩試驗數值的比較,來驗證實驗件的溫度場佈。
  10. The heat sources are analyzed in theory and calculated under some hypothesis. a thermal conductive model is built and by solving the model equation, the numerical values of the 1 - active region laser, 2 - active region laser, 3 - active region laser and 4 - active region laser are obtained. the dynamical temperature distribution plots are obtained, too

    在一定的假定條件下對其內部的熱產生率進行了定計算,並別針對一、二、三、四有源區激光器建立了熱傳導模型,得出數值解,畫出激光器內部溫度布圖,推導了激光器連續工作條件。
  11. The transient mathematical equations are addressed for the coupled heat and moisture transfer by taking account of moisture accumulation procedure. an analytical method by means of the transfer function is proposed to predict the transient distributions of temperature and moisture content at different interfaces in walls. a numerical analysis approach based on an efficient finite - difference method is developed to deal with the procedure of coupled heat and moisture transfer in a multilayer wall with nonlinear boundary conditions considered

    建立了考慮濕積累過程的熱濕耦合模型,在方程中引入了濕積累項;發展了一種傳遞函數解析方法進行墻體內不同剖面處溫度和含濕的動預測;首次提出了一種基於有效有限差法預測非線性邊界條件下多層多孔結構內的傳熱傳濕過程的數值析方法,求解過程中考慮了邊界條件,從而避免了通常處理中由於邊界條件設定為常數而給計算帶來的誤差,對于多層結構每一層物性參數的非連續性,則採用了有效的有限差逼近處理。
  12. The following algorithms have been proposed and tested in the thesis : 1 frequency selective fading : combine the isomorphism between the input space and the output space and propose a new approach to blind equalization of the channel. compared with conventional methods, the new approach offers lower computational complexity, better performance, and more robust against the over - determination of the system order ; 2 time selective fading : a new approach to the equalization of time selective channel based on the zero - forced equalizer is proposed which is more simple in its structure of algorithm ; 3 time - varying channel : using the instantaneous mean value changes of the output signal to extract the information of channel variations and model it using ar model, kalman filter is then employed to track channel variations, it bears faster ability in tracking the variation of tv channels ; based on the isomorphism between the inputs and the outputs and some of the approaches using in mimo system, a new algorithm of equalization of simo time - varying channel is proposed, which also share the merits of being robust against the over - determination of the system order ; model the time - varying channel using the multi - resolution decomposition wavelets, and then a blind identification method based " on the model is proposed ; at last, a new model for equalization and identification of mimo system is proposed

    主要工作在以下幾個方面: 1 、針對頻率選擇性衰落通道:結合輸入輸出空間同構關系提出一種新的頻率選擇性通道均衡方法,與傳統方法相比,該方法計算更小,收斂速度更快,性能更優,且對系統階次的過確定表現穩健,具有實際均衡應用價值; 2 、針對時間選擇性衰落通道:提出一種基於迫零均衡的時間選擇性通道均衡方法,演算法結構簡單; 3 、針對時變色散通道:利用均值曲線提取通道時變信息,對之ar建模,利用卡爾曼濾波器跟蹤時變通道抽頭變化,可以快速跟蹤通道變化;基於輸入輸出空間之間的同構關系以及多輸入多輸出系統的處理方法,提出了新的單輸入多輸出色散時變通道均衡與識別演算法,同樣具有對通道階次過確定保持穩健的優點;結合小波多解析度析提出一種基於小波模型的通道盲識別演算法;研究時變的多輸入多輸出系統的盲均衡與盲反卷積問題,給出一種時變系統處理模型。
  13. The key technology of measuring time - resolved spectrum is to design and make the special light beam modulator that is used to the time - resolved spectrum detecting

    時間辨譜測方法的關鍵技術:設計和研製了專用於時間辨譜採集析的光束調制器。
  14. That test part of the software is primarily used to complete the test of some parameters, such as time base, time - expand, time interval, voltage interval, vertical, stable state, transient state and scanning linearity. the result of the test needs to be analyzed and judged. clear user interface and timely warnings for mistakes of testing process inside because of the user ' s fault operating make whole test process more easier than it did on a time

    該軟體的測試部主要用於完成對示波器掃描時間系數、擴展掃描時間系數、 t時間測、 v電壓測、垂直偏轉系數、頻帶寬度、校準信號、脈沖響應、掃描線性誤差時等參數的測試檢定任務,並對測試結果進行及時的析和判斷,由於界面清晰,而且對測試過程中由於用戶的誤操作都有及時的錯誤提示,使得整個測試過程簡單易行,對于用戶來講掌握起來也更為方便些。
  15. A numerical model has been established which is suitable to cefr steady state and transient simulation. in these cases, a lot of calculation data have been accumulated during the analysis, including pro - process macro file named grid. mac, process control macro file named cal _ control. mac, and post - process fortran file named posdat. f. these data and files are very useful to thermal - hydraulical analysis of cefr and prototype pool - type lmfbr thermal design in the future

    建立了一套適合快堆穩模擬的數值模型,積累了大的計算數據,對整個計算過程作了整理,編制了前處理宏文件grid . mac ,過程數據控制文件cal _ contral . mac和后處理文件posdat . f ,對目前快堆堆內過程的熱工水力析和今後原型快堆的熱工設計都有非常重要的意義和借鑒價值。
  16. Our mainly work in theoretical study are described as followings. as pulsed opos work in a transient regime, a dynamic model is applied to analyzes its operation characteristics, and a result of the numeral simulations for the transient regime parametric process is presented and it is fitted the experimental result very well. thus it provides theoretical foundation for the opos practical parametric designs

    本文在理論方面的主要工作是:由於脈沖opo工作于,因此用動模型對其運轉特性進行了析,給出了過程的數值模擬結果並且與已有的實驗結果吻合的很好,這為opo的實用化的參數設計提供了理論依據。
  17. In order to make clear the influence of two kinds of stress to the total stress, equivalellt thermal stress of lpg vessel under only tempertae load and its equlvalent mechanical stress under only inner wall stress are calculated and analyzed, then its equivalent total stress is calculated, analyzed and compared

    為了弄清這兩種應力別對總壓力的影響的大小,首先單獨對液化氣壓力容器僅受溫度載荷時的熱應力以及僅受內壁壓力時的機械應力進行了計算析,然後計算了液化氣容器的當總應力並對其進行了析比較。
  18. Combing the experimental results, the quantitative research was done for the non - fick effects during fast transient molecular diffusion

    結合實驗結果,對快速子擴散過程中表現出來的非fiek效應問題作了定的理論研究。
  19. Take the liquid - liquid transient mass diffusion for granted, experiments on fast transient mass diffusion between a nacl solution and pure water was conducted. with the experimental results, the physical mechanism of fast transient mass diffusion was revealed

    以液體與液體間的快速擴散傳質問題為例,對nacl溶液和純水快速接觸的擴散傳質問題進行了實驗研究,根據實驗結果,揭示了快速子擴散過程中質傳遞物理機制。
  20. The data during launching weapon is analyzed transiently. this paper also adopt effective methods of the weighted average and the arithmetic means to the processing of the sampling data. at last, the measurement result illustrates the effectiveness of the method

    加權系數反映了各通道的靈敏度,對武器發射時沖擊進行了析,對測數據進行加權平均和算術平均處理,方法行之有效,最後給出測結果。
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