excitation signal 中文意思是什麼

excitation signal 解釋
激勵信號
  • excitation : n. 1. 刺激,興奮,激發,鼓舞。2. 【物理學】激發;【電學】激勵、勵磁。3. 【植物;植物學】激感(現象)。
  • signal : n 1 信號,暗號;信號器。2 動機,導火線 (for)。3 預兆,徵象。adj 1 暗號的,作信號用的。2 顯著的...
  1. Fourthly, according with the analyzing of flow measurement, we research the main problems needed to be solve in the process of measurement, such as analysis and measurement of the internal resistance, selection of excitation frequency, stable signal datum mark and restraining common mode interference, restraining for serial mode interference and working frequency interference ; transporting and shielding the flow signal, constant current excitation and magnetic field equalizing, flow measuring

    第四,根據對流量測量問題分析的,深入研究了設計過程中需要解決的主要問題。如內阻分析與測量;勵磁頻率的選擇;穩定信號基準點與抑制共模干擾;串模干擾與工頻干擾抑制;流量信號傳輸與屏蔽;恆流勵磁與磁場補償;流量測量點的選擇等。
  2. Test technique of acoustic excitation presented in this paper can discriminate if the adhesive structure is intensional enough to endure certainty draw strength, through a series of process, for example bringing draw strength to bear on adhesive structure. testing signal through microphone array, choosing signal ' s character, recognizing automatically through manual nerve network, and so on

    本文介紹的粘接構件聲激勵檢測方法,通過對粘結結構施加微力、陣列傳聲器檢測信號、信號的特徵提取、人工神經網路的分類識別等一系列過程,完成了粘接結構承受拉脫力合格與否的無損預報。
  3. Clip-gage excitation was supplied by a commercially available power supply (signal conditioner).

    回形引伸計的激勵電壓由商售的通用電源裝置(信號調制器)來提供。
  4. Study and simulation on new signal de - noise method under impulse excitation

    脈沖激勵下信號去噪新方法研究和模擬
  5. In this paper, the stl technique with cw modulated top - hat beam excitation is investigated theoretically and experimentally. 1. the theoretical model based on the fresnel diffraction integral is developed to describe the stl signal excited with the cw modulated top - hat beam for the first time to the best of our knowledge

    本論文提出採用連續調制的平頂光束作為激勵光的表面熱透鏡技術測量薄膜吸收的方法,主要開展了如下工作: 1 .建立了連續調制的平頂光束作用下樣品的表面熱透鏡信號模型。
  6. To realize nolinear excitation controller, it must be improved that the disposal speed of nolinear excitation control " s signal. with analyzing and comparing all kinds of microcomputer excitation controller, a new microcomputer excitation control scheme is offered that is based on dsp controller while the cpld chip is utilized for realizing the function of pulse trigger. it is described in detail that the method of realizing controllable silicon digital logic by verilog hardware describe language and the designed digital pulse trigger " s veracity was validated by digital simulation

    論文進一步針對非線性勵磁控制要求信號處理速度高、信息量大的特點,在對目前微機勵磁控制器分析基礎上,提出採用dsp控制器晶元作為核心處理器的微機勵磁控制器的解決方案,運用復雜可編程邏輯器件cpld晶元實現可控硅同步脈沖觸發單元,並簡要說明了verilog硬體描述語言和數字脈沖形成邏輯的方法,通過電路數字模擬對所設計的數字觸發單元進行了驗證。
  7. Data of response of three high - pressure transducers are acquired respectively with effect of gas - shock tube and quick - opening valve. dynamic characters of transducers are known fully because of complementarity of data when transducers are calibrated at different frequency bands and pressure ranges. characteristic of excitation signal and its influence for modeling are discussed in this paper

    將三種高壓傳感器在氣體激波管和快速閥門上分別得到激勵響應的數據,根據兩者所能校準的頻率段和壓力范圍不同,利用數據的互補性,可以對傳感器的動態特性有全局的了解。
  8. Based on netomac, a software package for power system simulation, the model and algorithm of pre - dispatch schedule in generation markets, excitation system parameter setting, and power system small signal stability anaylsis are studied in this thesis. the main work is as follows : a model of pre - dispatch schedule is proposed, whose target is to minimize the market purchasing price ( mpp ) in the whole pre - dispatch period. then according to the characteristics of pre - dispatch schedule, the model of pre - dispatch schedule is simplified to minimize the mpp in each pre - dispatch time, and a three - step algorithm of pre - dispatch schedule is designed : dealing with the optimal problem in the whole period of pre - dispatch with static planning method, solving the problem of combination of machines with pr1 method, resolving problem of optimal power flow ( opf ) with modified powell method

    本文基於netomac模擬軟體,以發電市場預調度計劃模型及演算法、勵磁系統參數整定和電力系統小擾動穩定性分析為研究內容,主要做了以下工作:建立了以整個預調度計劃周期內的市場購電價格最小為目標的發電市場預調度計劃模型,並根據預調度計劃問題狀態數多、變量多、混合整數、非解析的特點,將預調度計劃模型的目標函數簡化為各時段的市場清算電價最小,設計了三段式預調度演算法:用靜態規劃法求解整個預調度計劃周期內的優化問題;用優先級法求解機組組合問題;用改進的powell法求解最優潮流問題。
  9. Sound synthesis techniques for physical model are research subjetcs based on acoustics and elastic dynamics and mathematics and signal process. they start from a continuous model for the vibrating body, given by partial differential equation dependent on elastic dynamics, and take its initial and boundary conditions, as well as excitation functions into account

    基於物理模型的聲音合成技術是建立在聲學、力學、數學和信號處理等理論基礎之上的一門科學,它主要根據力學原理,通過振動偏微分方程、振動體的邊界條件、振動的初始條件和激勵條件來描述物體的振動物理特性。
  10. Firstly, the multiple modes and dispersion nature of ultrasonic lamb wave are investigated in theory. furthermore, optimization of excitation signal is performed experimentally with the four parameters : the transport mode, the center frequency, the amplitude and the number of the wave ’ s peak value

    本文首先從理論上分析lamb波的多模式和頻散現象,在理論基礎上結合實驗在傳播模式、中心頻率、信號幅值、波峰數等幾個方面對lamb波進行優化。
  11. In our experimental tests, we used frequency swept magnetic field as excitation signal, and then measured responses of the magnetic field sensor before and after being loaded in to the sealed pressure case

    在所構思的實驗裝置中,通過人為產生掃頻磁場,對密封和非密封條件下的磁場傳感器進行激勵。
  12. In the course of exploiting the system hardware, we adopt the low frequency sine wave excitation technology whose frequency is alterable, and scheme out the new signal conversion & amplifying circuit, the new lcd circuit and the new system anti - interference circuit

    在系統硬體電路的開發中,我們採用了頻率可調的低頻正弦波勵磁技術,並設計出新穎的信號轉換放大電路、液晶顯示電路和系統抗干擾電路。
  13. The vertical delay stacked source obtains optimum matching with wall rock by controlling the charge mode and the excitation velocity, and maximum utilizes its energy. thus the seismic signal with the high frequency abundance and frequency bandwidth wide be obtained

    垂直延遲迭加震源通過控制裝藥方式和控制炸藥速度來達到與圍巖的最佳匹配,最大限度的利用其激發的能量,激發出高頻成份豐富、頻帶寬、高頻能量高的地震信號。
  14. Through research on principle and approach, this paper puts forward three new methods in power cable fault location. the first method is based on wavelet reconstruction, and the measured signal which is the difference between the faulty and sound phase current under the high voltage pulse excitation, is transformed using wavelet, and the high frequency component is reconstructed at single scale

    基於小波重構的電纜故障測距方法採用脈沖電源作用下故障相與健全相的電流差作為測量信號,利用小波變換對其作多尺度分解,然後對信號在高頻下進行單支重構。
  15. In chapter 4 windowed function of data signal processing is introduced and applied to addition theorem, which succeeds in solving the difficult problem : it has a bad result when recursive t - matrix is applied to calculate the wave scattering of electrically large objects and multiple objects in the excitation of te wave

    在第四章中引入數字信號處理中的窗函數,成功解決了在入射波為te波時,用遞推t矩陣法計算電大尺寸物體或多個散射體時,精度不高的問題。
  16. At the same time, the dynamic response of structure under environmental excitation such as ground micro - earthquake, vehicle vibration and wind vibration, is usually disturbed with noise. thereby, the signal - to - noise ratio of data collected by sensors is rather low

    同時,結構在環境激勵(如:地面微震、車輛振動或者風振等)作用下的響應信號由於受到噪聲干擾,儀器所能採集到的信號信噪比較低,而且是非平穩信號。
  17. Acoustic excitation signal is processed with wavelet analysis in this paper, and chooses characters related to adhesive capacity from acoustic signal in the time domain and frequency domain. these characters is the input of nerve network which is used to non - mangle test about mechanics capacity of adhesive structure, and establish the base for classify distinguishing effectively and forecast

    本文採用小波變換的方法對採集到的聲激勵信號進行分析,在時-頻域提取出與粘接性能有關的特徵量,用於粘接結構力學性能無損檢測的神經網路輸入,從而為有效進行分類判別和預報奠定了基礎。
  18. The last character is introducing stc excitation model for making the excitation signal. the new algorithm is emulated on the environment of matlab, by comparison with the rebuild voice and the rude voice signal we can draw the conclusion that the speech quality is lowered only a little to 2. 4kbit / s ’ melp algorithm

    在本文最後將給出一種800bit / s的語音編碼方案,通過在matlab上模擬,經重建語音信號比較及主觀試聽表明,該系統性能與美國聯邦標準推薦的2 . 4kbps混合激勵線性預測( melp )演算法較接近或下降有限。
  19. The applicable principle of these four different reference frames is discussed comprehensively in aspect of small signal analysis and excitation law designs

    根據系統矩陣穩定性和狀態向量的區別,詳細討論了4種不同參考系在小擾動穩定分析和勵磁調節器設計方面的適用原則。
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