正弦的激勵 的英文怎麼說
中文拼音 [zhēngxiándejīlì]
正弦的激勵
英文
sinusoidal excitation- 正 : 正名詞(正月) the first month of the lunar year; the first moon
- 的 : 4次方是 The fourth power of 2 is direction
- 激 : Ⅰ動詞1 (水因受到阻礙或震蕩而向上涌) swash; surge; dash 2 (冷水突然刺激身體使得病) fall ill fr...
- 勵 : Ⅰ動 (勸勉) encourage; exert oneself Ⅱ名詞(姓氏) a surname
- 激勵 : 1 (激發鼓勵) encourage; impel; urge; inspire; excite; stimulate; put one on one s mettle 2 [電...
-
The experiment apparatus has been developed, which is based on software ( labview ) and hardware ( pci board ni 6024e ). the displacements and generative force at the tip of the ipmc actuators were measured with respect to the different voltages, frequents and various waveforms which include square, sinusoidal, and triangular wave
實驗選取了不同電壓幅值,不同頻率的方波、三角波、正弦波三種波形作為電激勵信號,利用高速攝像記錄ipmc的位移變形,並通過力傳感器實測了ipmc試樣末端的輸出力。Through the test of sine wave sweep, the character of response of aeolian sand due to motivation is gained
利用正弦波掃頻試驗,得到風積沙對激勵的響應特性。3. using the vpp code in labview and vxi bus, a softwar is programmed for the driving signals generating and the response signals sampling. the software can process the data to appropriate the exciting force, control the whole test and display the response curves
3 .在labview環境下,調用vpp節點驅動vxi總線來實現多通道正弦激勵信號的生成、響應信號的採集與處理、不同激振力之間的相位協調以及測試結果的動態顯示、儲存。This paper include the following parts. firstly the sine exciting - voltage is guaranteed by direct digital synthesize technology ; secondly the digital output of cos ( 9 ) and sin ( 9 ) are generated by microcontroller ; thirdly the two voltage signals which are the product of the two former signals gained by the multiplying d / a converter, being filtered and amplified, have constant frequency, and one amplitude has sine function relationship of with the input angle, and the other amplitude has cosine function relationship of with the input angle ; finally the two signals are acquired and analyzed by relative instrument and software
主要由以下幾部分組成:用數字頻率合成技術( dds )產生正弦激勵電壓信號u _ msin ( t ) ;用單片機產生幅度的數字量輸出sin ( )和cos ( ) ;用乘法型d a轉換器實現激勵電壓和幅度的乘積,並通過濾波器和功放后即得到頻率固定,幅值隨輸入角成正餘弦變化的電壓信號;最後用數據採集卡採集輸出信號,顯示波形並進行頻譜分析。Sine sweeping constant current exciting for geophone characteristic parameter measurement and identification
地震檢波器特性參數識別的一種新的正弦掃頻恆流激勵方法The outputs of tests on the thin plate under different inputs have been investigated for testifying the system. different solutions have been compared according to the frequency - spectrum characters and structure modal parameters. it is indicated that the solutions in this paper are consistent with the solution of the fea methods
以薄鋼板為實例,探討了不同激勵條件下,包括正弦穩態激勵、正弦慢掃描、單次錘擊和隨機錘擊激勵,薄鋼板振動系統的響應情況,以頻譜特性和模態參數為參考,將各種方法的求解結果作了比較,結果表明:本系統得出的結果與有限元解具有一致性。The dynamic characteristics identification model of high - speed flexible rotor sys tem has been set up, the technology of steady state sine excitation and digital elliptic filter is used in order to identify the system parameter, and by constrasting the real measure to the theoretical computation, it proved that the method is accurater
建立了高速柔性轉子系統特性參數識別模型,並採用穩態正弦激勵及數字橢圓濾波器技術對系統參數進行識別,通過對實測和理論計算結果的比較,證明該方法有較高的精確性。The second part is a detector which is used to detect the distribution of voltage on the patient ' s brain surface from all different directions. the third is a mixed signal processor ( c8051f020 ) which is used to control the other parts of the system and display some necessary information and convert the voltage signals into digital signals, as well as transmit the acquired data to the computer. the fourth is computer with eit software which is used to analyze and process the received data and construct a picture for the brain edema and haematoma on screen
32通道電阻抗斷層成像系統由4個部分組成:第一部分是正弦波恆流源,用來產生注入大腦的激勵電流;第二部分是電位信號的提取與轉換,用來提取當激勵電流注入時,在大腦表面形成的電位分佈信號;第三部分是數據採集與控制系統,用來控制激勵電流的頻率,注入方向,注入強度,控制採集大腦表面的電位分佈信號,並且將這些採集的電位分佈數據傳到pc機;第四部分是計算機eit成像軟體,用來接收下位機的電位分佈數據,並且對這些數據進行分析計算,重建電阻抗圖像。The circuits in which both the excited sources and the responses are all sinusoidal shapes are called sinusoidal alternating circuits
激勵和響應均為正弦量的電路稱為正弦交流電路。The second order circuit stimulated by sine signal
正弦信號激勵下的二階電路Research on transient process of rlc second order circuit under sinusoidal excitation and non - zero state
正弦激勵非零狀態下的二階電路暫態過程的研究This paper gave a general method to solve the accelerate damage boundary ( adb ) of the packaging system by finding the adb of two representative packaging systems under type wave. as for the displacement damage boundary ( ddb ) of the packaging system, this paper fist defined the dda of the bilinear packaging system under half - sine wave and other kind packaging systems by analysis. moreover, the course of solve this kind of problem by analysis was given
論文研究了兩種典型脈沖激勵下的非線性包裝系統的加速度損壞邊界及其影響因素,總結了求解加速度損壞邊界問題的一般思路;針對包裝系統的位移損壞邊界,文中首次運用解析法確定了半正弦波激勵下雙線性包裝系統的位移損壞邊界,歸納了用解析法解決此類問題的一般過程,同時,本文還對此給出了應用更為廣泛的一種數值方法。3. a coating defect detection method which uses small amplitude lasting sine or step current is used, whose feasibility is testified during practical process. 4
採用小幅度正弦恆電流激勵和恆電流階躍激勵的塗層缺陷檢測方法,並在實用過程中證明了該方法的可行性。In the area of elasto - plastic dynamic analysis of frame with friction energy dissipation, the design - oriented nonlinear seismic response time history analysis method for frame with friction energy dissipation has been set up. and the corresponding program idaff is developed using visual c + + language ; the analytic solution of a single - damped - story braced frame with friction energy dissipation under the sine wave excitation has been give ; besides these, a vibration reduction analysis of multi - story frame with friction energy dissipation has been given in the paper and some useful conclusions have been drawn
在摩擦耗能框架結構彈塑性動力分析方面,本文建立了面向設計的摩擦耗能框架結構非線性地震反應時程分析方法,並利用vc + +編制了相應的程序idaff ;給出了帶有摩擦耗能器的有阻尼單層框架在正弦波激勵下反應的解析解;同時本文從多自山度的角度出發對摩擦耗能框架的影響因素進行分析,得出相關的結論。Faced with the fact that there is a great deal of noise in detecting signal when using small amplitude lasting sine current on field, a developed lease minimum squares method is adopted, which makes the parameters of sine sequence with known frequency picked up on the real time. at the same time, original signal is processed by using wavelet theory, gaining true information which responses to the coating quality
在小幅度正弦恆電流激勵檢測中,針對現場檢測信號含有大量噪聲這樣的情況,採用改進的最小二乘法,實現頻率已知的正弦序列參數的實時提取;同時利用小波理論對原始信號進行處理,得到反映塗層性能的真實信息。Experimental result shows that electrical - resistance strain gages can respond well in the frequency range of artificial excitation by impact hammer, at the same time, the experimental scheme brought forward in this paper makes the experimental setting simple and can be manipulated easily as well as can display the excitation and response expediently and synchronously on digital oscillograph. the impact hammer can implement half - sine load
結果表明,電阻應變片在力錘激勵頻段內可以有很好的響應,從而使實驗裝置簡單,方便操作和使用;同時實驗結果顯示出本文採用的實驗方案可以方便地將激勵和響應同步地顯示在示波器上,並且利用力錘可以實現規則的半正弦加載。Methods for the calibration of vibration and shock pick - ups. comparison secondary vibration calibration by sinusoidal excitation
振動與沖擊傳感器的校準方法正弦激勵法校準Based on the dynamic responses of the structures under sinusoidal excitation with several frequencies through transient dynamics analysis, the influence of natural frequency on the vibration characteristics of the biomimetic wings is discussed further more
隨后還進一步考察了結構在受到幾種不同頻率正弦激勵下的動態響應,分析了固有頻率對其結構振動特性的影響。When a series of different levels of sine excitation force is imposedon a non - linear testing structure, the response data vary with the force
非線性系統在不同力幅的正弦激勵時,其頻率響應函數將隨力幅而變化。分享友人