oscillation circuit 中文意思是什麼

oscillation circuit 解釋
振蕩電路
  • oscillation : n. 1. 【物理學】振蕩,擺動,振動;振幅。2. 動搖,猶豫,仿徨。3. 蹣跚。4. 【無線電】發雜音。
  • circuit : n 1 (某一范圍的)周邊一圈;巡迴,周遊;巡迴路線[區域];迂路。2 巡迴審判(區);巡迴律師會。3 【...
  1. Delay line oscillator is composed of broadband amprifer adjustable attenuator and saw sensor device. after output signal of delay line oscillator is smoothed, it mixes with 109mhz local oscillation signal. its differential frequency signal is smoothed by low - pass filter trimmed by shaping circuit and processed by digital processing circuit

    延遲線振蕩器由寬帶放大器、可調衰減器和聲表面波質量傳感器件構成。延遲線振蕩器輸出信號經濾波后與109mhz的本機晶體振蕩器輸出信號相混頻,通過低通濾波取其差頻,並經整形後由數字信號處理電路處理。
  2. Any subtle change of capacitance can be measured through the method of modulation on high - frequency harmonic oscillation return circuit

    電容的微小變化可通過對高頻諧振迴路調制的方法進行測量。
  3. Closed oscillation circuit

    閉合振蕩電路
  4. A lcc multi - resonant ( mr ) network is added to the traditional three - level converters to realize zvs. the unique arrangement of a multi - resonant network results in absorption of all major parasitic components hi the resonant circuit, such as transistor output capacitance, diode junction capacitance and transformer leakage inductance, which can eliminate parasitic oscillation in the converter

    它的優點在於諧振電容吸收了開關管和續流二極體的結電容,諧振電感吸收了變壓器的漏感,使得開關管和續流二極體都能在軟開關的條件下完成導通和關斷過程,消除了電路中的寄生振蕩。
  5. There are five parts are as follows : in part one, the concept of switching function is introduced first to establish the nonlinear mathematical model of the induction motor variable frequency speed adjustment system which is fed by a sine pulse width modulated ( spwm ) inverter and takes the effect of the main magnetic circuit saturation into consideration, then the low frequency oscillation of the system is simulated according to the model. next, from the view point of energy conversion of the inverter - induction system, a criterion for the low frequency oscillation is proposed to determine whether the system is in low frequency oscillation which is judged by whether the interval of the negative current component of the inverter input current is more than 1 / fc ( fc is the carrier wave frequency of the inverter ) or not

    首先引入開關函數概念,建立了正弦脈寬調制( spwm )逆變器供電異步電動機,考慮主磁路飽和時的變頻調速系統整體數學模型,模擬系統的低頻振蕩;其次從逆變器-異步電動機系統能量轉換角度出發,提出通過檢測逆變器輸入電流中負電流的間隔時間是否大於1 / f _ c ( f _ c為逆變器載波頻率)來判定系統是否出現低頻振蕩;最後的實驗結果驗證了系統低頻振蕩建模和判據的實用性和正確性。
  6. In the section of experiment, we focused on the research of optical system of optical parameter oscillation, computer controlling data sampling closed - circuit system and technology of computer controlling feed - back. in the section of optics, we used present condition to do the experiments about optical parameter effect and got a series of characteristic curve on power transition efficiency and output power

    本文的實驗部分主要側重於智能化光參量系統的光學部分、計算機控制數據採集閉環系統以及計算機控制反饋技術的研究。在光學部分,本論文利用現有實驗條件進行了參量振蕩器頻率調諧的研究,得到了調諧曲線,並做了輸出參量光的能量轉換效率以及輸出功率的實驗,得到一系列特性曲線。
  7. The analytical results show : the turn - to - turn protection with integrated circuit for geheyan hydropower plant can not wholly avoid misoperation in the system ' s oscillation process in accordance with its principle ; for the turn - to - turn protection with microcomputer of the gaobazhou hydropower plant, there also exists some problem in accordance with dynamic model test and theoretical analysis

    通過分析指出,對于隔河巖水電廠的積體電路型匝間保護,在系統振蕩過程中該保護裝置在原理實現上就不能避免誤動發生;對于高壩洲水電廠的微機型匝間保護,通過動模試驗和理論分析,同樣發現其存在一定問題,不能完全滿足現場要求。
  8. In digital circuits, an outer rc circuit, combined with inter ring oscillator obtain series of oscillation pulses for system clock and delay clock

    在晶元的數字電路中,設計了外部rc環節配合片內環振構成的振蕩電路,提供系統時鐘、延遲時鐘的振蕩脈沖。
  9. Low df, stable capacitance, the linear capactance change with temperature, designed from all series for oscillation and temperature compensate compensate circuit

    損耗低,容量穩定性高,電容量變化與溫度呈線性關系.多種溫度系數,適用於諧振迴路及溫度補償效應的電路
  10. Low df, stable capacitance, the linear capacitance change with temperature. designed from all series tc series tc suits for oscillation and temperature compensate compensate circuit

    損耗低、容量穩定性高,電容量變化與溫度呈線性關系。多種溫度系數,適用於諧振迴路及溫度補償效應的電路。
  11. In the course of the low phase noise research, by integrating many aspects, using recent accomplishments, i come up with my method and theory, that by comprehending and controlling subcircuit of oscillator ' s resonator, can let us know exactly their working states. using this method and theory, combining the vco circuit of this subject, i deduce and demonstrate particularly the reason of low frequency oscillation, and come up with the measure of avoiding it. this makes design and producing vcos can avoid the disturbing of low frequency oscillation, and improve the features of vcos. at later process of debugging vco, using this method makes the vco achieves very good working state

    在低相噪研究中,綜合了各方面的情況,運用了當今低相噪vco的研究成果,並提出了自己的對諧振電路結構進行總體把握,從而準確得知電路的工作狀態的思想和理論。運用此方法,在論文中結合本vco電路拓撲結構,詳細推導和論證了低頻振蕩產生的原因,並提出了避免發生低頻振蕩的措施。使低相噪vco的設計及調試能免於低頻振蕩的干擾,從而有利於提高vco的各項指標。
  12. The dynamic simulating system used to do the research of governor control had been established by the device. the dynamic simulating tests of gahc used on steam turbine and hydro turbine had been done with the device. the tests were three phases short circuit, restoring synchronous operation and restraining low frequency oscillation in three - machines system

    利用該裝置對gahc在汽輪發電機和水輪發電機上的控制進行了以下動模實驗:單機無窮大系統中三相短路故障實驗和發電機發生失步故障后的再同步實驗、三機無窮大系統中抑制低頻振蕩的動模實驗。
  13. This research is aim at putting forwarding laser wavelength scanning interference testing method. processing and analyzing instantly - read interference pattern corresponding with continuous varying wavelength, the method overcomes the following disadvantage. for example, the longer referenced and measuring optical circuit in big - scale high - accuracy asphere testing, and the sensitive interferential system to the disturb, such as the oscillation of worklable, dithering of air, and so on

    研究的目的主要是針對大型高精度非球面面形檢測中干涉儀的參考光路和測量光路較長,干涉系統對工作臺振動和空氣抖動等外界干擾因素的影響敏感,干涉圖不穩定等問題,提出了激光波長掃描干涉測試方法,該方法通過對瞬間讀取的、與連續變化波長對應的干涉圖的處理和分析,克服了上述缺點,為大型高精度非球面的檢測提供了一種適用的方法。
  14. The paper studies mainly a new kind of measure method of aspheric surface - laser wavelength - scanning interference testing. this research is aimed at putting forwarding laser wavelength scanning interference testing method. processing and analyzing instantly - read interference pattern corresponding with continuous varying wavelength, the method overcomes the following disadvantage : the longer referenced and measuring optical circuit in big - scale high - accuracy asphere testing and the sensitive interferential system to the disturb, such as the oscillation of worktable, dithering of air, and so on

    研究的主要目的是針對在大型高精度非球面面形檢測中干涉儀的參考光路和測量光路較長,干涉系統對工作臺振動和空氣抖動等外界干擾因素的影響敏感,干涉圖不穩定等問題,提出了激光波長掃描干涉測試方法,該方法通過對瞬間讀取的、與連續變化波長對應的干涉圖的處理和分析,克服了上述缺點,為大型高精度非球面的檢測提供了一種適用的方法。
  15. Secondly a lot of experiments are performed with the developed crystal oscillation circuit, then serious and careful analysis are accomplished for the experiment results, it is proved sufficiently that the design is correct, and the developed high reliable crystal oscillator is up to the advanced level of china

    其次在研製的晶體振蕩電路中,進行了大量實驗,然後對實驗結果進行深入細致的分析,充分證明了設計的正確性,研製出的高穩定晶振達到了國內九十年代的先進水平。
  16. One is null oscillation occurred in the ehs valve, the second is the failure in the torque motor circuit, and the third is the load disturbance in the actuator

    然後對系統中其他幾種故障作了分析,包括伺服閥中位顫振故障;線圈故障;液壓缸運動慣性變化故障。
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