frequency response method 中文意思是什麼

frequency response method 解釋
頻率特性法
  • frequency : n. 1. 屢次,頻仍,頻繁。2. (脈搏等的)次數,出現率;頻度;【物理學】頻率,周率。
  • response : n. 1. 回答,答復。2. 【宗教】應唱聖歌。3. (因刺激等引起的)感應,反應,反響;應驗;【物理學】響應;【無線電】靈敏度,感擾性;特性曲線。
  • method : n 1 方法,方式;順序。2 (思想、言談上的)條理,規律,秩序。3 【生物學】分類法。4 〈M 〉【戲劇】...
  1. A novel protein immobilization approach for piezoelectric immunosensors based on the sam of derivative aa has been proposed, which is formed by coupling merca ptoprorionic acid ( mpa ) to alginic acid sodium salt via edc and nhs. ( 1 ) the tr antibody is immobilized via edc and nhs. comparing with the mpa sam method, this new approach shows greater frequency response and high sensitivity

    應用edc和nhs使褐藻酸鈉與胱胺偶合形成衍生褐藻酸鈉作新的自組裝材料,用於蛋白固定,應用這一新方法, ( 1 )實現了轉鐵蛋白抗體分子的固定,並對轉鐵蛋白參考血清進行了測定,該方法可在0 . 08 25 . 7 g / ml范圍內對轉鐵蛋白進行測定。
  2. In the process of solving, poles are obtained from recurrent formula, modal vector are obtained from superposition formula not residuary. decoupled equation is derived when vibration source is part correlation, severely coupling appears in the process of input and output then frequency response function cannot directly get according to method mentioned above, decoupling is first problem

    當輸入完全相關時,頻響函數無解,可繞過頻響函數,直接運用線性系統的迭加原理來求響應,極點由遞歸公式得出,模態矢量由疊加公式求出,而不是由留數求得的相應的公式。
  3. The method is as follows, at first, to calculate the frequency response function of structure corresponding every blasting syntony ponderance, then to calculate the response of structure under this syntony ponderance by using frequency response function, at last, the response of the whole system can be worked out by superposition

    計算方法是先計算每一爆破諧分量對應于結構的頻響函數,然後用頻響函數計算出結構在此諧分量下的響應,最後用疊加法得到整個系統的響應。
  4. This method of diesel engine fault diagnosis is feasible theoretically. while the fault diagnosis system using this method is rare, just because the crankshaft instantaneous angular acceleration measurement is demanding, such as, good frequency response, high precision

    這種柴油機故障診斷的方法在理論上是可行的,但目前這種成型的系統不多,究其原因是測量曲軸的瞬時角加速度需要系統具有良好的頻率響應特性與高精度。
  5. A method to identify the damping parameters of machine joint surface is proposed based on the tested frequency response functions

    提出一種基於實測傳遞函數矩陣來識別機械結合面阻尼參數的新方法。
  6. Lastly, the paper designs an example and tests its amplitude frequency response. at last, this paper points out that this method can efficiently control the performance of narrow band fir digital filters. both test and application indicate that practical performance and ideal performance are almost identical

    在此基礎上給出窄帶fir濾波器的詳細結構,分析了窄帶fir濾波器的多級實現原理,並且對窄帶fir濾波器的的基本特性進行了分析,這些特性包括:頻率特性、抗混疊特性、去鏡象特性。
  7. This method iswith clear physical meanings, and the result can be checked by various methods. thel2 - induced norm of the system can also be obtained from the frequency response

    從頻率響應的增益還可讀得l _ 2誘導范數,所以較提升法簡單、實用。
  8. Based on the fourier series digital approximation method, the optimal design of flat - top and high isolation pass band frequency response interleaver has been studied. at last a solution of high isolation ( > 45db )

    用傅立葉級數展開數值逼近的方法進行了高隔離度平頂通帶頻響全光纖奇偶交錯濾波器的優化設計,提出了隔離度大於45db通帶平坦濾波器的製作方案。
  9. Using the order - up - to ( out ) method and two demand forecasting patterns, that are exponential smoothing forecasting and moving average forecasting, we give the frequency response plot and the noise bandwidth figure with the help of the system control tool of matlab. we show that information sharing helps to reduce the bullwhip effect, especially at higher levels in the chain. however, the bullwhip effect problem is not completely eliminated and it still increases as one moves up the chain

    本文的重點內容就是用控制論的理論和方法來研究牛鞭效應,應用補充到目標庫存策略( out )和兩種不同的需求預測方法,即指數平衡預測法和移動平均數預測法,用matlab的系統控制工具箱作為分析工具,分別給出了信息共享情況下和無信息共享情況下的頻率響應圖和帶寬比較圖,證明了信息共享能夠減弱牛鞭效應,尤其是在供應鏈的高級階段,但牛鞭效應並不能完全消除,仍舊隨著供應鏈階段的上升而增加。
  10. Frequency sweep flight technique is used to collect the flight data of a model helicopter near its hover and low speed working condition, window frequency spectrum is combined to obtain the frequency response of both lateral and longitudinal channels, then weighted fitting method is utilized to obtain the transfer functions of the two channel

    摘要利用掃頻試飛技術獲取了某無人直升機在懸停工作點附近的舵機輸入和直升機動態輸出數據,利用組合窗頻譜分析的方法獲取了直升機橫滾通道與俯仰通道動態的頻率響應特性,利用加權擬合的方法獲取了各自的傳遞函數。
  11. The low voltage impulse method, frequency response analysis method and short - circuit reactance method, which can be used to measure and diagnose the deformation of power transformer winding, are introduced in the paper

    目前,監測變壓器繞組變形的方法主要有低壓脈沖分析法( lvi ) ,頻率響應分析法( fra )和阻抗分析法。這些方法都需使變壓器退出運行,在變壓器離線情況下對變壓器繞組變形進行測量的。
  12. For the amplitude - frequency response at the self - oscillation frequency is one, a method to calculate the dynamic accuracy and the index of the servo system is provided, by comparing them, the scheme to design the verifying unit is presented

    利用伺服系統在自振蕩頻率點的幅頻特性為1這一特點,將輸入信號頻率、幅值、系統的自振蕩狀態和系統的參數聯系起來,構建了伺服系統動態精度的計算公式和指標估算經驗公式,並根據兩者的關系提出動態精度校正方案。
  13. And programs for cross dipoles, ring aperture and y aperture are given because they are used widely in application. as for other typical and regular types, full domain basis functions are given and can be used to solve their frequency response by spectral method

    本文給出了工程中應用較廣的十字形單元, 「 y 」形、 「環」形孔徑單元的分析程序;對于其它典型、規則的單元形式,則給出了其未知量的整域基函數表示形式,只需代入譜域方法求解即可。
  14. The author accomplished this dissertation through taking part in the project. the main contents of this dissertation are : based on the national capacitance standard, the principle and the measurement method for capacitance metrology are studied, and the frequency response of a four - terminal - pair ( 4tp ) capacitor acted as the capacitance standard is measured in the extended frequency range

    本文研究的主要內容是:在國家「電容基準」的基礎上,選用四端對電容器作為標準器,研究電容量值擴展頻段的計量原理及方法,測定其頻率響應,建立國家的擴展頻段電容標準;以擴展頻段的電容標準為量值標準,進行測量四端對電阻器和校準單埠電容器頻率響應的研究。
  15. The theoretical s - transfer function of ground - coupled envelope is deduced by laplace transformation. a simple polynomial s - transfer function is estimated from the theoretical frequency response of the ground - coupled envelope by frequency domain regression method, then we can calculate transient heat conduction through the ground - coupled envelope. it provides a novel idea to calculate the transient heat transfer from ground - coupled envelope more simply and efficiently

    用頻域回歸方法求出觸地結構多項式s -傳遞函數,通過實例驗證了多項式s -傳遞函數與理論傳遞函數的等價性,並計算出觸地圍護結構的反應系數、導熱z傳遞函數系數和地面瞬時熱流,這就為更簡單、高效地計算觸地結構動態傳熱提供了一種新的思路。
  16. As a classical and practical method in ambient vibration experimental modal analysis, auto - cross spectrum density method replace the frequency response function with power spectrum and achieve its mode shape from transmissibility between the response signals and reference signal

    自互譜法作為環境激勵實驗模態分析的一種實用的經典方法,用響應點和參考點間的功率譜曲線來代替頻響函數曲線,並由響應點和參考點之間響應的傳遞率得出振型。
  17. The method is to judge whether a system is stable by analyzing the amplification of loop circuit based on amplitude frequency response and phase frequency or not

    這種方法是將電路的幅頻特性和相頻特性曲線結合起來對環路增益進行分析,以此作為判斷系統是否穩定的依據。
  18. In the leakage characteristic test, the problem of small leakage flow automatic test is solved with the method of usage of an ellipse gear flow meter and a self - made interface circuit. in the dynamic state characteristic test, frequency sweeping and statistic methods are used and their results are compared with 1250 frequency response analyzer

    在電液伺服閥動態測試實驗中,採用了掃頻法和統計法這兩種不同的方法進行測試,並對實驗結果與1250頻響分析儀所測的結果作了對比,發現二者基本一致。
  19. It is analyzed that the values of external excitation, the internal damping of the shaft and the depth of the crack have effects on the amplitude frequency response curves. in chapter 5, the bifurcation and chao s of a rotor system are studied. the bifurcation parameter sets of the motion equation are determined by using the theoretical method

    從理論上確定了在垂直平面內振動的裂紋轉子運動方程的分叉參數集,且用數值方法驗證了理論分析的正確性,同時,還利用melnikov函數法給出了系統發生混沌運動的臨界條件,最後,利用數值方法研究了考慮渦動影響的轉子系統的動力特性。
  20. 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 ) 。
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