流線型過濾器 的英文怎麼說

中文拼音 [liúxiànxíngguò]
流線型過濾器 英文
streamline filter
  • : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : 過Ⅰ動詞[口語] (超越) go beyond the limit; undue; excessiveⅡ名詞(姓氏) a surname
  • : 動詞(除去液體雜質) filter; strain
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 流線型 : streamline; streamlining; fairness; hydraulic form; hydrodynamic form流線型車體 racing body; 流線...
  • 流線 : filament line; filum aquae; flow line; streamline; streamlining; line of flow; stream filament流...
  • 過濾器 : absorber
  • 過濾 : [工業] filter; filtrate; screening; colation; filtration; filtering; lautering; colating; straini...
  1. Through theoretic reckoning and simulating analyzing, several control strategies for shunt apf were compared and chose ip - iq arithmetic of the instantaneous reactive power theory control strategy as the right scheme to produce the instructing current. based on it, some new control arithmetic was subjoined to suppress the resonance in system and balance the dc side capacitor voltage. two topologies of main circuit were compared and chose the three - phase voltage - source converter with a split - capacitor as its main circuit structure

    理論計算和模擬分析,比較了並聯apf的幾種控制策略的優點和缺點,從中選擇瞬時無功理論控制策略i _ p - i _ q計算方式為指令電產生的演算法,並在此基礎上增加了抑制系統諧振和平衡直側電容電壓的控制;比較了並聯apf主電路的兩種常見形式,從中選擇了三相電壓的主電路形式;算出適合該apf的直側電容和出電感的參數;設計出能有效消除apf產生的高次諧波的高通
  2. When dicussing reliability design and reliahbaiiy ensuring methods, a new reliability calculating model of petroleum logging tools is presented, reliability assurimg technologies should be taken in petroleum logging tools and their using approaches are presented and stated from electricity design and mechanical design, reliability system model of petroleum logging tool is set up according to the latest reliability theory, reliability indexes of petroleum logging tool and their acquiring ways are discussed, the reconmended reliability indexes ( mwture, nolwnm, mtbf, mttf ) of petroleum logging tool are presented : the mean working time under rated error ( mwture ) of the new tool is obtained through experiments. when studying data processing methods, the property of gamma - ray signal is stated and the type of it ' s measuring error is examined using statistical method, the basic theory of digital filtering and the basic situation of digital filtering methods are introduced and analyzed, the factors affecting digital filtering effect to gamma - ray signal and the effect of digital filtering to logging curve are analyzed, the evaluting criteria ( rvi, rmse, sfi ) of digital filtering effect are set up from two aspects, named as real value acquiring of steady section and the formation boundary checking and processing, the related filtering methods and examining methods are given out. the design methods of digital filter used to process gamma - ray signal are discussed, the mixed filtering scheme of natural gamma - ray log is presented, the realization ways are discussed. the selective filtering system and it ' s realization flow are given out through quantitive reseaching to part of digital filters, three new filtering sheme will be used to process gamma - ray signal in era2000 logging system

    在探討可靠性設計與可靠性保障技術時,提出了石油測井儀的可靠性計算新模,從電氣和機械兩個方面,提出並闡述了應採用的可靠性保障技術及其使用方法:根據最新可靠性理論,建立了石油測井儀的可靠性系統模,探討了石油測井儀的可靠性指標及其獲取途徑,提出了推薦使用的石油測井儀可靠性指標( mwture , nolwnm , mtbf , mttf ) ;通試驗,得到了所設計儀的穩定工作時間( mwture ) 。在研究數據處理方法時,闡述了伽瑪信號的特徵,對測量誤差類進行了統計檢驗;介紹了數字波的基本理論、數字波方法的概況,並進行了分析;對伽瑪信號數字波效果的影響因素及其對測井曲的影響進行了基本分析;從獲取平穩段真值、地層邊界的檢測與處理兩個方面,建立了數字波效果的評價準則( rvi , rmse , sfi ) ,給出了相應的數字波方法及效果評價方法;探討了自然伽瑪信號數字的設計方法,提出了適合自然伽瑪測井的混合波方案,探討了混合波方案的實現途徑;通對部分數字波方法的定量研究,給出了靈活可選的數字波系統構成及實現程;提出的三種波方案,將用於era2000成像測井系統,對自然伽瑪測井數據進行波處理。
  3. 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

    摘要大量非性負荷的投運,使農村電網的諧波污染日趨嚴重,通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裝置脈動數,以及在諧波源附近裝設小額定值的電力有源配以無源的混合電力波方式,以進行諧波治理。
  4. By analyzing the refraction 、 reflection process of fault transient current traveling wave of high voltage and characteristics of refraction 、 reflection coefficient systematically, a new fault location method of single ended traveling wave is presented. it can not only identify the reflection wave for fault location efficiently, but also not be affected by the structure and length of line. fault earthed resistance 、 fault type 、 system impedance and can locate fault in adjacent areas accurately

    論文深入地分析了高壓路故障暫態電行波的波折、反射程以及折、反射系數的特點,提出了新的單端行波故障測距方法,它不僅能夠有效地識別出測距所用的反射波,而且幾乎不受路結構、長短、故障接地電阻、故障類、系統阻抗的影響,在近區仍可以準確地進行測距;同時模擬阻波的特徵,設計了低通數字,對通了低通數字的暫態故障電行波再次進行小波分析,並利用本文提出的單端行波故障測距方法進行故障定位,結論是所提出的測距方法在實際應用中仍是有效的。
  5. The fzlq fully automatic sewage filtering device adopts the following method to increase its filtering reliability : 1 ) increasing filtering area to reduce hydraulic losses ; 2 ) reducing the ratio of cleared filtering screen area to working filtering screen area to enhance the reliability of operating filtering device ; and 3 ) using rational flow channel and flow direction to clear the filtering screen

    國產fzlq全自動清污,用增大面積來降低水力損失;用減小被清洗的網面積與工作網面積的比例來提高在運行的的穩定性;採用合理的道及水方向清洗網,提高的可靠性。
  6. And it presents the method that the filter is analyze to lifting process. we use the folding and pipeline architecture to deal with this kind of novel dwt

    本論文提出一種根據jpeg2000標準將9 7分解為提升程矩陣乘積的形式,使用的思想的新離散小波變換結構。
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