無源濾波器 的英文怎麼說
中文拼音 [wúyuánlǜbōqì]
無源濾波器
英文
passive filter- 無 : 無Ⅰ動詞(沒有) not have; there is not; be without Ⅱ名詞1 (沒有) nothing; nil 2 (姓氏) a surn...
- 源 : 名詞1. (水流起頭的地方) source (of a river); fountainhead 2. (來源) source; cause 3. (姓氏) a surname
- 濾 : 動詞(除去液體雜質) filter; strain
- 波 : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 無源 : [無線電] passive無源電路 passive circuit; passive electric circuit; 無源天線 passive antenna; ref...
- 濾波器 : [電子學] electric filter; (electric) wave filter; filter
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At present, the typic harmful current detection methods are the fast fourier transform algorithm in frequency domain and methods based on the instantaneous reactive power theory, these methods all require some transform and quick, real - time calculating, so high precision analog multipliers or high speed dsp chip with fast a / d are needed, this results in complex circuit and high cost , which have restricted the development of apf
目前畸變電流檢測常用的方法有頻域法的fft和基於瞬時無功理論的畸變電流檢測法。這些方法均有一定的變換,需要快速、實時運算,因此必須使用高速的數字微處理器和高性能a / d轉換器,這必將大大提高系統成本,使得電路結構復雜,在一定程度上限制了有源濾波器的發展。We design the qmf based on the criteria of minimum frequency bandwidth and the qmf that possess linear phase, and give a example of a signal decomposed and restructured. 4. in the research of channel dropping filters, we use 5 rank butterworth filter to approach the digital filter. we design lc unpower netwok and rc power network. we manufacture lc lowpass and highpass filter , and test their performance ; we simulate the appliance of the channel dropping filters in the system
4 .在頻帶分割濾波器的設計方法中,用5階巴特沃斯濾波器逼近最小頻寬正交鏡像濾波器,對無源和有源濾波器進行了模擬設計;設計並製作了無源lc低通和高通濾波器,測試了它們的性能;並對分割濾波器在系統中的應用進行了計算機模擬。The basic idea is that increasing the equivalent harmonic impedance of power network by valid control of active filter, in order to enhance the performance of passive filter and damp the resonance between the passive filter and the equivalent inductance of the power network
無源支路在補償無功功率的同時還可以濾除因非線性負載產生的特徵諧波電流,為了抑制無源支路跟電網等效電感產生的諧振現象以及改善無源濾波器的濾波性能,系統中採用諧振注入式有源濾波拓撲。4. the double dsp technique is introduced, and the furthermore the traditional fft analysis and nowaday theory of instantaneous reactive power is combined, thus the combined system of shunt passive filters and active power filters is designed
4 、採用雙dsp晶元技術,將傳統的頻域分析fft計算與現代的瞬時無功功率理論相揉和,進行lc無源濾波器和並聯型有源電力濾波器混合系統的設計。To put into operation a large amount of non - linear load, make in harmony wave of rural power grids serious becoming in pollution, pass to rural local electric wire netting main in harmony analysis of wave source, put forward in order to restrain from insert rural power grids in harmony wave source voltage total in harmony wave distortion rate and the containing rate change last device number pulsating for increase of goal, increase the pulse of the current change device and install light specified value electricity active wave filter mix with passive wave filter near the harmonics source to control the wave in harmony
摘要大量非線性負荷的投運,使農村電網的諧波污染日趨嚴重,通過對農村地方電網主要諧波源的分析,最終提出了以限制接入農村電網的諧波源的電壓總諧波畸變率和各次諧波電壓含有率為目標的增加換流裝置脈動數,以及在諧波源附近裝設小額定值的電力有源濾波器配以無源濾波器的混合型電力濾波方式,以進行諧波治理。Combined active power filter and reactive power filter make up hybrid active power filter which not only reduce the cost but also have good harmonics compensation effect, so hybrid active power filter reaches a practical purpose. the paper introduces the concept of harmonics 、 its harm to power grid and limitation of harmonics voltage and current harmonics, and it also demonstrates the necessity of eliminate harmonics, and briefly introduces several methods to eliminate harmonics and research of both here and abroad
將有源電力濾波器與無源電力濾波器相結合,構成混合有源濾波器,取兩者之長,補兩者之短,既可以降低諧波補償系統的成本,也可以有良好的諧波補償效果,從而達到混合有源濾波器實用的目的。So the emergence of facts is just for the purpose of solving these problems of power system. as a branch of facts, active power filter ( apf ), a new power and electric equipment, its function is to eliminate load harmonic and compensate system line reactive power, damp system surge of node voltage, decrease power waste of system line
作為facts的一個重要分支- - - -有源濾波器( apf ) ,是為了解決系統線路無功功率因數過低以及負載線路諧波過多,從而出現線路損耗大、電源電壓的瞬態波動過陡等一系列相關問題而產生的一種新型電力電子裝置。Passive filter units for electromagnetic interference suppression ; and
電磁干擾抑制用的無源濾波器;及Design of passive filter and its application to harmonic treatment
無源濾波器設計及其在諧波治理中的應用I have a passive filter custom built by a pro. . who preferred not to be mentioned
我的無源濾波器是一個專家特製的,他不喜歡透露名字。Passive filter and active power filter ( apf ) are the two primary approaches for eliminating harmonics
抑制諧波的方法主要有無源濾波技術和有源電力濾波器技術。In the last few years, the polution and harm of harmonic hi the power system is becoming more and more serious. the lc passive filter that is used widely ca n ' t satisfy the new demands of harmonic filter. the combined system of shunt lc passive filter and active power filter are put forward, and this paper focus on the following four aspects. 1
近年來,電力系統諧波的污染和危害日趨嚴重,而國內普遍使用的lc無源濾波器逐漸不能適應濾波的新要求,本文提出了與可變參數lc濾波器混合使用的並聯型有源電力濾波器系統,並著重研究了以下幾個主要問題: 1 、 lc無源濾波器(主要是高通濾波器)參數調節對阻抗特性和無功補償的影響。The steady compensation characteristic and the damping resonance characteristic of the equipment are analyzed in detail, theoretic analyze and experiment results have verified the feasibility and the correctness of the proposed topology
模擬和實驗結果表明該裝置具有良好的穩態補償特性,並且可以較好的抑制無源濾波器與電網阻抗之間的串並聯諧振。In this thesis, the design and simulation of passive multilayer filter in ltcc substrate have been studied
本課題主要研究ltcc多層微波無源濾波器的設計與模擬。Active power filter ( apf ) is much more advanced than passive power filter to restrain this pollution effectively
為了解決電網污染問題,有源電力濾波器已經日益成為繼無源濾波器之後的更為先進的電網濾波器裝置。Sectional specification : passive filter units for electromagnetic interference suppression - filters for which safety tests are not required ; german version en 133100 : 1998
分規范.電磁干擾抑制用的無源濾波器.未規定進行安全Blank detail specification : passive filter units for electromagnetic interference suppression - filters for which safety tests are not required ; german version en 133101 : 1998
空白詳細規范.電磁干擾抑制用無源濾波器.未規定安全The influence of parameter adjuster upon the impedance and reactive power of lc passive filter. 2. the strategy and methods of the adjustable lc passive filter is brought up
2 、與並聯型有源電力濾波器混合使用的可調參數lc無源濾波器的參數調節策略和方法。Theoretical analysis and simulation results have shown that the circuit can not only improve filtering performance but also suppress the resonance between passive filter and power systems
理論分析與模擬結果驗證了該電路不僅能改善系統性能,而且能抑制無源濾波器與電網之間的諧振。Harmonized system of quality assessment for electronic components - sectional specification : passive filter units for electromagnetic interference suppression - filters for which safety tests are not required
電子元器件質量評定協調體系.分規范:抑制電磁干擾用無源濾波器.不要求進行安全試驗的濾波器分享友人