
[電子][數] 振蕩頻率
Oscillation frequency and preparing time influenced insignificantly.
振蕩頻率和時間影響不顯著。
In this thesis, we brought out an effective method capable of raising maximum oscillation frequency with good phase noise.
在本論文中,我們提出了一個有效的方式把振蕩頻率提高且有不錯的雜訊表現。
The oscillation frequency only was the function of oscillating tube length, not influenced by the spliter.
振蕩頻率幾乎不受分流劈距的影響,它隻是振蕩管長的函數。
The simulation and theory analysis shows that the oscillation frequency is stable.
理論分析與仿真結果表明該電路振蕩頻率穩定。
This paper analyzes the influence of incidence and oscillation frequency of ultrasonic sensor on measuring accuracy. The option principle of ultrasonic sensor is presented.
以時差法為例,分析了超聲波探頭中超聲射線入射角及振蕩頻率對測量精度的影響,給出了探頭的選擇原則。
Oscillation frequency tolerance can be designed to a desired level.
可将振蕩頻率公差設定為指定等級。
The capacitive coupled current amplifier is used herein as the basic feedback unit of the VCO and the oscillation frequency is controlled through MOS capacitance in the output.
文章利用容性耦合電流放大器作為壓控振蕩器的基本反饋單元,并在輸出端增加MOS電容來控制振蕩頻率;
However, to the beginner of lacking knowledge of relevant circuit and signal system, it becomes unexpectedly difficult to work out its oscillation frequency and oscillation condition.
但是對缺乏相關電路及信號系統知識的初學者而言,求其振蕩頻率及振蕩條件竟成為一道難題。
And the weldpool oscillation frequency is the characteristic parameter of the weldpool oscillation pattern and the weld penetration.
而熔池振蕩頻率則是振蕩模式和焊縫熔透量的一個特征相關量。
Analyzing and experimental results show that a fairly wide range of oscillation frequency can be controlled by a single grounded resistor.
理論分析和實驗結果表明:隻需調節一個接地的電阻,振蕩頻率可調範圍相當寬;
The paper analyzes the influence of incidence and oscillation frequency of ultrasonic sensor on measuring accuracy and the choose principle of ultrasonic sensor is presented.
文中以時差法為例,分析了超聲波換能器中超聲射線入射角及振蕩頻率對測量精度的影響,給出了換能器的選擇原則。
Generator inertia has great influence on interarea oscillation frequency and damping.
機組的慣量對區域振蕩頻率和阻尼有着較大的影響。
Under different controlling pipe length and pressure ratio, the oscillation frequency and temperature drop are stu***d.
研究了不同控制管長,不同膨脹比的操作條件下振蕩頻率、溫降的關系。
At present, the RC phase shift oscillating still has great importance in some electronic equipments whose oscillation frequency is formed but not having high expectations for ware.
目前RC移相式振蕩電路在振蕩頻率固定且對波形要求不高的一些電子設備中仍占有相當比重。
The non-sinuous oscillation of the mold is used to reduce the mold friction force and stick type breakout, and to lower the oscillation frequency for high speed casting.
應用結晶器非正弦振動技術可以降低結晶器摩擦阻力,減少粘結性漏鋼,同時大幅度降低高拉速時的結晶器振動頻率。
Due to the lasing effect, the peak modulation frequency of extinction ratio and chirp occur at the relaxation oscillation frequency.
受激射效應影響,消光比及頻率啁啾在弛豫振蕩頻率處達到極大值。
In the same time, the dynamical performances of the moving platform will vary if changing the performance parameters of the linear motor and the natural oscillation frequency of the platform.
改變直線電機的性能參數及移動平台的固有振蕩頻率等,均可以改變平台位移輸出的動态性能。
The effect of spring mass on oscillation frequency and elastic constant is discussed by solving the wave equation.
通過求解彈簧中縱波的波動方程,讨論了彈簧質量對振子的振動頻率及彈簧勁度系數的影響。
Oscillation power, oscillation frequency, max. stroke and turning diameter should be selected according to their corresponding standard product parameter when user selects which type to use.
用戶選型時,振蕩功率、振蕩頻率、最大行程、回轉直徑應根據相應标準産品參數選擇。
The phenomenon that each longitudinal mode has its own relaxation oscillation frequency has been found.
發現不同的縱模具有各自不同的弛豫振蕩頻率。
By analyzing the AD converting results, histogram test of ADC can be taken, and the oscillation frequency can be checked, by which means oscillation test of the analog core is realized too.
通過分析A/D轉換結果,可對ADC 進行柱狀圖測試,并同時檢測模拟核的振蕩頻率,實現對模拟核的振蕩測試。
The characteristics of oscillation frequency shift and output power changes of the laser diode are analyzed by using the theoretical model.
基于該模型,分析了激光器振蕩頻率偏移與輸出功率變化特性。
Then the correlative information of the weldpool depth, usually defined as weld penetration, can be acquired by sensing the weldpool oscillation frequency in real-time.
因此,實時檢測熔池振蕩頻率就可以獲得熔池深度,即焊縫熔深的相關信息。
A higher fluid viscosity leads to lower oscillation frequency of the liquid bridge radius, oscillation amplitude, and continued time of oscillation.
液滴的粘度越大,液橋半徑的振蕩頻率越小,振幅越小,振蕩時間越短;
From compaction temperature, compaction speed and times, oscillation frequency, amplitude as well as mixture performance etc, the paper expounds enhancing the compaction quality of asphalt pavement.
就提高瀝青路面壓實質量問題,從碾壓溫度、壓實速度與遍數、振頻與振幅及混合料特性幾個方面進行了闡述。
Additional negative feedback is provided to set loop gain to unity at the oscillation frequency, to stabilize the frequency of oscillation, and to reduce harmonic distortion.
為了使振蕩頻率穩定并降低諧波失真,需要加入一個在震蕩頻率處能夠提供單位增益的負反饋路徑。
The design of a new quadrature VCO(Voltage Controlled Oscillator)is obtained through a cross-coupled double LC oscillator, using the coupling coefficient to control oscillation frequency.
通過對兩個相同的LC振蕩器進行交差耦合,用耦合系數來控制輸出頻率,設計了一種新型精準正交正弦波壓控振蕩器。
The motion equation of the moving charged particle is obtained, and the relation between the Lamor frequency a and the oscillation frequency wis discussed as well.
簡要分析了在考慮重力作用的情形下,帶電粒子在恒定磁場和振蕩電場中的運動狀态,求得了其運動方程,并就拉莫頻率和振蕩頻率的關系進行了讨論。
The higher the frequency of alternate current, the higher oscillation frequency of the interface between slag pool and metal pool is, and the less amplitude is.
交流電頻率越高,渣-金界面的振蕩頻率越大,振幅隨之減小;
|oscillating frequency/oscillator frequency;[電子][數]振蕩頻率
振蕩頻率(Oscillation Frequency)是物理學和工程學中的核心概念,指一個系統或物理量在平衡位置附近進行周期性往複運動的快慢程度,即單位時間内完成完整振蕩周期的次數。其詳細解釋如下:
振蕩(Oscillation)
指物體或物理量(如電流、電壓、機械位移)圍繞某一平衡點或中心值進行的重複性、周期性運動。例如彈簧振子的往複運動或交流電路中的電流方向交替變化均屬于振蕩現象。
頻率(Frequency)
描述周期性事件在單位時間内發生的次數,國際單位為赫茲(Hz)。若某系統每秒完成10次完整振蕩,其頻率即為10 Hz。
振蕩頻率的合成定義
振蕩頻率特指周期性振蕩系統完成一次全振動所需時間的倒數。數學表達為:
$$ f = frac{1}{T} $$
其中 ( f ) 為頻率,( T ) 為振蕩周期(完成一次全振動的時間)。
系統固有屬性
線性振動系統的振蕩頻率由其自身物理參數決定(如彈簧振子的質量與勁度系數、LC電路的電感與電容),稱為固有頻率。例如,LC電路的固有頻率公式為:
$$ f = frac{1}{2pisqrt{LC}} $$
(來源:中國知網《電路理論基礎》
工程應用實例
國際單位制(SI)中頻率由原子鐘定義,基于铯-133原子超精細能級躍遷(9,192,631,770 Hz為标準1秒)。該标準由國際計量局(BIPM)維護,确保全球測量一緻性(來源:國際計量局官網。
振蕩頻率量化了周期性運動的速率,是理解自然現象和設計技術系統的基石,其嚴謹定義由國際标準支撐,并在通信、機械、生物等領域具有不可替代的應用價值。
“Oscillation frequency”(振蕩頻率)指一個物體或系統在單位時間内完成完整振動周期的次數,是描述周期性運動的重要物理量。以下是詳細解釋:
基本定義
振蕩頻率表示周期性振動或波動現象的快慢程度,單位為赫茲(Hz),1 Hz代表每秒完成1次完整振動周期。例如,鐘擺每秒擺動2次,其頻率為2 Hz。
數學表達式
頻率(( f ))與周期(( T ),完成一次振動所需時間)互為倒數,公式為:
$$
f = frac{1}{T}
$$
應用領域
相關術語
若需進一步了解應用案例或計算公式,可參考來源網頁。
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