ripple in output 中文意思是什麼

ripple in output 解釋
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  • ripple : n 1 漣漪，皺波，漣波；漣波聲，潺潺聲；細小急流；（頭發等的）波浪形，鬈曲；（沙上的）波痕 （＝ripp...
  • in : adv 1 朝里，向內，在內。 A coat with a furry side in有皮裡子的外衣。 Come in please 請進來。 The ...
  • output : n. 1. 產量；生產，出產，產品。2. 【醫學】（糞便以外的）排泄物；排泄量。3. 【電學】發電力，輸出功率；供給量。4. 輸出信號。
  1. Chaotic switching modulations introduce low - frequency harmonic spectrum of output voltage as random switching modulation. in some case, low - frequency noise ripple offset the effect chaotic switching modulations reduce the level of emi. it indicates that the ccfmfd integrates the advantages of spreading harmonic power at the multiples of the switching frequency and not introducing significant noise ripple at low - frequency range. among all chaotic switching modulations, the ccfmfd is considered as the best choice in applying to dc / dc converter

    與隨機調制模式相同，混沌開關調制模式也引入輸出低頻噪聲紋波，有些情況下低頻噪聲紋波可能抵消混沌開關調制降低emi水平的效果。分析表明： ccfmfd模式具有較好的降低emi水平和引入較小低頻紋波的優點，可以作為混沌調制模式較佳的選擇。
  2. The author of the dissertation pay a lot efforts to focus on designing the dual - loop control circuit based on optimized psm, include : 1 ). researched the relationship of input and output voltage and output valtage ripple, when psm operate in continuous current mode and discontinuous current mode respectively. what we have done will direct psm apply to converter

    本文在psm調制理論的基礎上，設計基於優化psm調制模式的雙環控制電路，主要包括以下幾個方面內容: 1 ）對psm調制模式分別在連續和斷續工作模式下的輸入輸出電壓關系以及輸出電壓紋波進行研究，以期指導psm調制模式在變換器中的應用。
  3. In the parafeed circuit, the power supply ripple forms a voltage divider across the choke, and is not coupled to the output

    在旁饋耦合中，電源漣波被扼流圈分壓，而不再耦合進輸出。
  4. When examination, the power supply basic performance carries on the test in the power source output line plug place, the output ripple and the noise test must in the test point parallel 47u / 16v tantalum electric capacity and 0. 1 u f high frequency electric capacity

    檢驗時，電源基本性能均在電源輸出線插頭處進行測試，輸出紋波及噪聲測試需在測試點並聯47 / 16v鉭電容及0 . 1 f高頻電容。
  5. The operating principles of svpwm and associated control algorithms are also covered in the paper. by using svpwm to control the magnitude and phase angles of the spatial voltage vector, the speed control of the drive system in this paper can reduce the output of current harmonics, lower the torque ripple, and improve the energy efficiency

    本文還對svpwm的工作原理和控制演算法進行了研究，控制系統採用svpwm演算法，通過對空間電壓矢量的幅值和相位的控制來調節電機轉速，減少了逆變器輸出電流的諧波，降低了脈動轉矩，提高了電壓的利用率。
  6. It can generate high - stable and linear current signal and utilize butterworth low pass filter to eliminate the noise and ripple in the signal. according to the different functions of different pins, this circuit can modulate and control the output power of the laser diode and modulate the laser signal, which makes this laser diode driver have more valuable application. in the last part of the paper, the feasibility of the theory is validated by experiment data

    其次，根據ic - wkn的內部電路和不同引腳的功能，設計了一套由d / a轉換器和單片機組成的信號調節電路，使之能夠輸出具有良好的穩定性和線性特性的電流調節信號，並選擇巴特沃茲低通濾波器來濾除信號中的紋波和干擾。
  7. This converter can generate high precise output regulation with wide input voltage range of 2. 0v to 5. 5v. the input voltage may vary above and below the output voltage and the output will remain in regulation with low output voltage ripple

    它採用0 . 5微米標準cmos工藝製成，輸入電壓范圍為2 . 0v ~ 5 . 5v ，且輸入電壓高於或低於輸出電壓時，輸出電壓都可保持穩定的低紋波輸出，並能自動工作于升壓或降壓模式。
  8. Isolated boost converter has advantages of high frequency electrical isolation, multi - output solutions, lower input ripple current and high reliability for the short circuit of load, etc. it is attractive in applications such as high voltage multiple outputs with isolation requirement, single stage power factor correction and bi - directional dc / dc converters

    電氣隔離型boost變換器具有高頻電氣隔離，易於多路輸出，輸入電流紋波小，負載短路時可靠性高等優點。它適用於有隔離要求的高壓多路輸出、雙向pwm直流變換和單級pfc等場合。
  9. Chaotic switching modulations generated from different chaos sequences introduce low - frequency output noise ripple : in the cpwm, cppm and ccfmvd, the output noise ripple introduced by henon map chaos sequences is smaller than chua ' s circuit chaos sequences ; in the ccfmfd, chua ' s circuit chaos sequences introduced smaller noise ripple. this clue to us that it is important to choose chaos sequences in applying chaotic modulation to dc / dc converters

    不同混沌調制信號對輸出紋波影響的分析結果表明： cppm 、 cpwm和ccfmvd模式下， henon映射混沌序列引入低頻噪聲紋波比蔡氏電路摘要混沌序列要小; ccfmfd模式下，蔡氏電路混沌序列引入的低頻紋波要小。這提示我們:在開關模式電源使用混沌調制控制時混沌序列的選擇也具有重要性。
  10. In dtc system, the concept of space vector is introduced to analyze and control the ac motor, the electromagnetic torque and flux are caculated and controlled in the stator reference frame, and the optimal pwm gating signas are generated to control the inverter according to the output of the bang - bang regulator. in this paper, the dtc system is designed based on dsp. a speed estimation method is derived detailedly and the sensorless speed close - loop control is conducted. in this system, there are some problems, such as flux drift and torque ripple. to resolve these problem, a modified flux caculation method and some measures such as speed lpf, torque slide filtering are adopted. the system performance is enhanced by these mersures

    直接轉矩控制採用空間矢量的概念來分析異步電機的數學模型和控制其各物理量，直接在定子坐標系中計算和控制轉矩和磁通，藉助于離散的兩點式調節（ bang - bang控制）產生pwm信號，直接對逆變器的開關狀態進行優化控制，以獲得轉矩的高動態性能。本文採用dsp設計了直接轉矩控制系統，詳細推導了速度估計方法，進行了無速度傳感器的速度閉環控制。
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