高迴流比 的英文怎麼說
中文拼音 [gāohuíliúbǐ]
高迴流比
英文
high reflux ratio-
Besides, the sedimentary facies of upper ganchaigou and lower ganchaigou formation were also mapped in supersequences which are the main target strata for exploration. the high resolution sequence stratigraphic framework showed the genetic relationship between the distributions of sedimentary facies and their tectonic settings. the near - source sedimentary systems such as subaqueous alluvial fan and lake - floor fan are often deposed in rise - hemicycles in the steep slope background in the north, the coarse lithology of fan - delta prograded from north to south in fall - hemicycles, and the braided stream facies are formed in the rise - hemicycles in gentle slope background in the south, braided stream facies prograded from sorth to north in the fall - hemicycles, but the lacustrine facies and salt lake facies developed in the middle part of the area
詳細的沉積相研究發現，紅獅地區第三系發育有沖積扇、水下沖積扇、河流、三角洲、扇三角洲、湖泊和湖底扇7種主要沉積相類型，並對作為區內主要勘探目的層系的下乾柴溝組和上乾柴溝組進行了以超層序為單位的沉積相平面編圖，以較高的時間解析度揭示了區內沉積相帶的平面展布及其在不同構造背景中的分佈規律，比如在北部的凹陷陡坡背景下，上升半旋迴低水位期通常發育有水下扇、湖底扇等陡岸近源特徵的沉積體系，下降半旋迴高水位期，扇三角洲相粗碎屑巖由北向南進積;在南部的凹陷緩坡背景下，上升半旋迴主要發育辮狀河流相，下降半旋迴辮狀河三角洲相由南向北進積;而中部紅柳泉一獅子溝一帶則為湖泊相沉積和鹽類沉積。According to the abundance well logging, mud logging and core analysis data, gaotaizi reservoir has been classified into four sand group with the principle of cycle comparison and classified control. based on the detailed study of lithologic character, sedimentary structure, paleontologic fossils, depositional sequence, rock association and logging data, the microfacies of the studied area are divided into such seven types : subaqueous distributary channel microfacies ; river mouth bar microfacies ; subaqueous interdistributary channel microfacies ; subaqueous crevasse channel microfacies ; subaqueous natural barrier microfacies ; distal bar microfacies ; delta front sheet sand microfacies. the characteristic of each sedimentary microfacies are described detailedly
通過研究大量測井、錄井資料和巖芯資料，依據「旋迴對比，分級控制」的原則，把研究區高臺子油層劃分為g 、 g 、 g 、 g四個砂層組。通過對研究區巖性、沉積構造、古生物、沉積序列、巖石組合及測井曲線特徵進行研究的基礎上，認為研究區高臺子油層屬於三角洲前緣亞相沉積，並將研究區沉積微相劃分為：水下分流河道、河口壩、水下分流河道間、水下決口扇、水下天然堤、遠砂壩、席狀砂等七種微相類型。To accept the current signal from high negative voltage circuit, the analog ground is raised to a certain positive voltage, which makes it possible for the signal amplitude to be compressed at the same time of its polarity reversion. a pi control program special for laser gyro current control is brought forward according to the conventional pid control method, in which the control signal is figured out corresponding to the difference between the sample and the reference value by turn of proportion - short step integral - long step integral. and at the end of this paper, a comparison of system performance on different conditions is made and the key elements influencing system performance are educed
利用集成a / d 、 d / a轉換器的新型晶元aduc824 ，實現了電流（電壓）采樣?數據處理?電流控制的閉環控制結構；地電位的抬升解決了a / d轉換器對負高壓迴路電流采樣時的輸入范圍匹配問題；控制信號反相的同時進行幅度壓縮，使得輸出調整電壓的解析度提高；根據常規的比例?積分?微分（ pid ）調節模型，針對陀螺系統的特性，給出了一種可以滿足系統要求、據采樣值偏差大小進行的比例?大步長積分?小步長積分、分層次比例?積分演算法；不同條件下系統穩流性能的對比、分析在論文最後給出，並據此找出了決定該系統穩流精度的關鍵因素，提出了系統的改進意見。If the finished product has higher requirement to alcohol content, the ration of reflex should be increased. but the output will be decreased
如果成品的酒精度要求很高，可加大迴流比，但產量則相應降低Figure 5. transfer efficiency of a solder paste related to aperture area ratio and its effect on reflowed bump co - planarity
圖5 ，錫高轉移的效率與孔面積比率及它對迴流峰共面度的影響。While the speed is very large, the fuel - air mixing behind the airstream is decreased and the span that the fuel flow in the second combustor is reduced, so the combustion efficiency is decreased, h ) if the fuel streams impinge with the airstreams directly at the air - inlet exit, it make against increasing the combustion efficiency, i ) increasing air - to - fuel ratio within proper range can increase the combustion efficiency
增加燃氣噴射速度有利於增強迴流區強度，頭部燃燒溫度上升，但速度太大則會減弱燃氣同空氣在進氣道下游的摻混燃燒，減少燃氣在室內停留時間，燃燒效率降低； 8燃氣射流與空氣流在進氣道出口直接撞擊不利於燃燒效率的提高； 9在適當范圍內增大空燃比能顯著提高燃燒效率。The simulations results show that the average combustion temperature is much lower in fuel - rich state and little higher in oxygen - rich state near the best o / f ratio. by extending the post - chamber length the oxidizing gas and the fuel pyrolytic gas can burn completely and the average combustion temperature can be prominently increased. the fuel - rich recirculation zone close to the head of combustion chamber is very important for the combustion
計算結果分析表明：發動機在富燃狀態下平均燃燒溫度偏低，在接近理想配比的富氧狀態下平均燃燒溫度有所提高；加長補燃室可以大幅度提高發動機的平均燃燒溫度，並促進氧化劑氣體和熱解氣體的充分燃燒；燃燒室頭部的富燃迴流區對發動機的燃燒非常重要，去掉燃燒室頭部突擴段后，氧化劑氣體和燃料熱解氣體不能充分燃燒，發動機的平均燃燒溫度大幅下降。Abstract : the paper analysis control requires of the axial - flow compressor. in order to protect axial - flow compressor from the surging, using the programming single - loop adjuster ( its kernel is a microprocessor ) as the adjuster, comparing with the traditional analogy / digital adjusters, can make the system much simpler, more functional and more reliable
文摘:分析了軸流壓縮機工況的控制要求和控制方案.採用了以微處理器為核心的智能儀表? ?可編程型單迴路調節器作為控制調節裝置，與傳統的模擬/數字調節器和繼電器開關組合的方式比較，系統構成簡單，控制功能強，可靠性高，為實現軸流壓縮機防喘振控制提供了一種集約式設計方案At first, the development and fundamental of monolithic switching power supply are presented in this thesis. then a novel monolithic switching power supply circuit only with four terminals is analyzed at detail. it uses pulse skip modulation and current - mode topology
論文研究了一種作為psoc原型電路的四端單片開關電源電路，此電路採用新型的跨周期調制模式，與傳統的脈寬調制模式相比，提高了輕負載下的工作效率;整體控制迴路採用電流峰值控制模式。Apply the new type touch head structure to vacuum interrupter, make the product of trying on. the comparative test in combination circuit was carried on between the new touch head structure product and the original structure product. the result of test indicated that the vacuum interrupter based cup form horizontal magnetic field touch head structure has greater improvement in the performance of turning on current density than the original structure
將該觸頭結構應用於現行的真空滅弧室中，製成試品，在合成迴路與原結構產品進行了比較性試驗，試驗結果表明，採用該杯狀縱磁場觸頭結構的真空滅弧室其電流開斷密度較原結構有較大的提高。The results show that the yield of terephthalic acid increases and the mass fraction of 4 - carboxybenzaldehyde decreases when the reflux temperature or the reaction pressure increases, or when the reflux ratio decreases, but that the combustion rate of p - xylene and acetic acid increase simultaneously
計算表明：冷凝迴流溫度的升高、迴流比的降低和反應壓力的升高都導致反應溫度增加，雖然醋酸和對二甲苯的副反應消耗增加，但液相中對羧基苯甲醛的質量分數降低和反應收率增加。Conclusion : the refluxing method is better than the soaking method in determing the content of the polysaccharide
結論採用迴流提取法比模擬泡茶的方法提取的多糖要高。分享友人