預進氣 的英文怎麼說

中文拼音 [yùjìnqì]
預進氣 英文
pre-admission
  • 預 : Ⅰ副詞（預先; 事先） in advance; beforehand Ⅱ動詞（參與） take part in
  • 進 : 進構詞成分。
  • 氣 : Ⅰ名詞1 （氣體） gas 2 （空氣） air 3 （氣息） breath 4 （自然界冷熱陰晴等現象） weather 5 （氣味...
  • 進氣 : air admission; admission; inlet; onflow; charging; access of air; admittance; air in; air intake;...
  1. The annual projection was compiled by the uk met office ' s hadley centre, in conjunction with the university of east anglia

    英國氣象局哈德利中心每年都會聯合東英格蘭大學進行此項氣象預測。
  2. The effects of potassium permanganate, chorine and ozone were compared and the results showed that although all of them could enhance coagulation and then reduce the turbidity of the water after subsequent treatment units, potassium permanganate and ozone were more effective to ensure the quality of the water after air - flotation and sand - filtration

    對高錳酸鉀、氯和臭氧三種氧化劑進行分析比較，結果表明三種氧化劑均能提高混凝效果，但高錳酸鉀預氧化和預臭氧化在提高氣浮和過濾出水水質保障率方面均優于預氯化。
  3. It is reviewed that the advances in research in fields of atmospheric dynamics, numerical weather fore - casting and climatology

    摘要綜述了氣象學的三大領域大氣動力學、數值天氣預報和氣候學在20世紀的研究進展。
  4. The design point of the designed forebody / inlet is flight mach number m = 6 and flight attitude h = 25km. the three - ramp, mixed external and internal compression hypersonic / inlet is chosen as representative geometry to be designed. nine types of hypersonic / inlet model with difference forebody length and total turning angle are obtained that the incidence angle of the first ramp and height of isolator are given

    根據飛行任務要求，以飛行馬赫數6 ，飛行高度25km為設計點，給定前體預壓縮角、隔離段高度，對具有不同前體長度和不同總壓縮轉角的帶隔離段的前體進氣道進行了設計。
  5. With account for the effect of temperature and shock - boundary layer interaction, the forebody / inlet with plane lip and wedge lip are designed by using the design methods of constant shock wave intensity and constant shock wave angle. in the design, the incidence angle of the first ramp, height of isolator, length of forebody and total turning angle of the designed forebody / inlet models are given

    另外，根據優選結果，給定前體長度、前體預壓縮楔角、總壓縮轉角及隔離段高度，分別用等激波強度和等激波角度的方法設計了唇口平直和唇口帶楔角的前體進氣道。
  6. By comparing the results with relative experiment data, it is shown that rng k - is more exactly than the other turbulent model. 2 ) the influences of axial inflow position, radial outflow size, rotating reynold number, non - dimensional mass flowrate and axial inflow angle on the flow and heat transfer characteristics were numerically investigated for a typical rotator - stator cavity with axial inflow, radial inflow and radial outflow. the correlations for average nusselt number vs rotating reynold number or non - dimensional mass flowrate were established

    （ 2 ）針對一典型的徑向、軸向進氣，徑向出氣的轉-靜盤腔結構，系統研究軸向進氣位置、徑向出口大小、旋轉雷諾數、無量綱質量流量和軸向垂直預旋進氣等對盤腔內流動和換熱的影響，整理出轉-靜盤腔內轉盤平均努謝爾數與旋轉雷諾數無量綱質量流量之間的準則關聯式。
  7. 4 ) in a pre - swirl rotator - stator cavities with discrete pre - swirl nozzles and blade - cooling entry holes, the influences of pre - swirl angle and flow parameter on the flow and heat transfer characteristics were numerically investigated. the correlation for average nusselt number vs rotating reynold number or non - dimensional mass flowrate were established. the results show that : advantage of per - swirl inflow is the effect of cooling the blade - cooling entry holes ; pre - swirl inflow increases heat transfer in rotating disk of pre - swirl chamber ; as pre - swirl angle increases, local nusselt number decreases in pre - swirl chamber ; the temperature of stator of inner rotator - stator chamber and per - swirl chamber decreases as rotating reynold number increases ; when the axial mass flowrate maintains constant, heat transfer in the rotating disk of inner rotator - stator cavities does n ' t change as per - swirl mass flowrate increases, while heat transfer in the rotating disk of per - swirl chamber increases ; when the pre - swirl mass flowrate maintains constant, change of the axial mass flowrate has effect on the whole cavity

    結果表明，預旋進氣的優點在於增強了葉片冷卻孔附近的對流換熱效果，局部努謝爾數隨預旋角的增大而有所減小；隨旋轉雷諾數的增加，不論是內轉靜腔室還是預旋腔室的靜盤上的溫度都不同程度的降低：當軸向中心進氣質量流量不變時，隨預旋進氣的質量流量增加，內轉靜腔室的轉盤盤面上的換熱基本沒有變化，而預旋腔室的轉盤盤面上的換熱效果增強；當預旋進氣質量流量不變時，軸向中心進氣的質量流量的改變對整個盤腔都有影響。
  8. The electromagnetic scattering calculation of the inlets of aircrafts is one of the difficult problems to analytically predict the rcs of aircrafts

    在飛機雷達截面（ rcs ）的理論預估中，飛機進氣道的電磁散射計算是其難點之一。
  9. Finding out a novel combustion process of petrol fuel and alternative fuels with higher heat efficiency and lower pollutant emissions than conventional engines has become one impending issue confronted to the engine researchers

    在一臺由ca6110柴油機改造而成的單缸試驗機上，自主開發了進氣預熱系統、電控燃料噴射系統、廢氣再循環（ egr ）系統及數據採集系統。
  10. ( 2 ) axial pre - swirling inflow on high radius holds back the further transmission of heat effectively, to inner part of cavity

    （ 2 ）軸向高位進氣有效地阻止了熱流向盤腔內端縱深傳遞，在進氣加有預旋時效果更好。
  11. In the experiment the methanol was injected into the induction manifold of the diesel engine and evaporated to form methanol / air mixture with the induction air. the methanol quantity was controlled by an electronic control system

    試驗中的甲醇是通過一套電控噴嘴向進氣管噴射實現，為此作者製作了一套簡單的電子控制系統，對燃燒過程中的預混燃燒甲醇量進行控制。
  12. The design of flexible air inlet, advanced air flow even arrangement and pre - dedusting device satisfies different process arrangement and treats air with different dust density

    靈活的進氣方式和先進的氣流均布裝置及預收塵裝置的設計，使設備可以滿足不同的工藝布局，處理不同含塵濃度的氣體。
  13. The research and the application shows that the resonator geometrical parameter has effect on its resonant frequency, and the one dimension ( 1 - d ) model can predict the frequency accurately. therefore, if an engine intake noise spectrum is known, one can design a helmholtz resonant silencer to control the intake noise

    一維軸向傳播理論能夠準確預測共振腔的共振頻率，從而為正確設計出針對發動機進氣噪聲頻率特性的helmholtz共振型進氣消聲器提供依據，達到有效控制發動機進氣噪聲的目的。
  14. By means of the study of theory and experiment, the lp - ii ultrasonic humidifier was designed and manufactured, which was then used in the experiments on the wet compression at the inlet of supercharged diesel, and good results were obtained

    本文在理論和試驗研究的基礎上，設計了用於增壓柴油機進氣加濕的lp -型超聲波霧化器，並用於試驗，取得了預期效果。
  15. This paper introduced a new partial premixed compound combustion mode engine in which some methanol was premixed in the introduction charge of the diesel. in such combustion mode ^ the premixed combustion part was increased, the diffusion, ambient was changed from air to methanol / air mixture for decreasing soot emission of the engine

    本文介紹了一種新型燃燒模式，該燃燒模式是在柴油機的進氣中預混一定濃度的甲醇，從而大大增加了柴油機中預混合燃燒比例，原有的擴散燃燒的環境也因是在甲醇蒸汽和空氣的預混合氣中而有了顯著的改變。
  16. It is the first time to compare the emission of the premixing lpg / diesel dual fuel engine with that of the mixing injection lpg / diesel dual fuel engine

    首次對比研究了預混進氣lpg柴油雙燃料發動機與混合噴射lpg柴油雙燃料發動機的排放特性。
  17. The results state that the nox emission of the premixing dual fuel engine is lower than that of mixing injection dual fuel engine in the whole loads, but the emission of hc and co is reverse. in light loads, the smoke of both dual fuel engines is same ; in heavy loads the smoke of premixing dual fuel engine is lower. 6

    研究結果表明：在整個負荷范圍內，預混進氣雙燃料發動機的no _ x排放明顯低於混合噴射雙燃料發動機；混合噴射雙燃料發動機的hc和co排放較低；在小負荷二者的煙度相差不大，但在大負荷預混進氣雙燃料發動機的煙度較低。
  18. The experimental results show that methanol can replace 35. 1 % diesel by injecting methanol into intake manifold to form even mixture of methanol and air so as to be fired by diesel in cylinders, and the acceleration capability of the car increases obviously and fuel economical performance also improves

    試驗結果表明，利用進氣管噴射甲醇與空氣形成均勻的預混合氣，在氣缸內由柴油引燃的方法，能使甲醇對柴油的替代率達到35 . 1 % ，經濟性有所改善，而汽車的加速性能有較顯著地提高。
  19. The results attained are as follows. on account of the strongly coupling character of parameters which have an effect on scramjet performance, the approximate evaluation models of scramjet inlet diffusion performance and the ignition problem in direct - connected experiments are established by neural network methodology

    針對發動機性能影響因素強烈耦合的特點，採用bpnn和rbnn神經網路方法，分別建立了超燃沖壓發動機進氣道擴壓性能和直連式發動機點火性能的神經網路近似評估模型，得到了很好的逼近效果和預測能力。
  20. By pre - mixed methanol through intake manifold on a diesel engine car, the fuel economical performance and acceleration performance are researched, and an electronic control system is developed to control the injecting quantity of pre - mixed methanol

    摘要研究了進氣預混甲醇柴油汽車的經濟性性能和加速性能，並開發了控制甲醇噴射的電控裝置。
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